/* Premium HSL Design System - "منصة الدكتور في اللغة العربية" */

:root {
    /* Color Palette - Vibrant sky blue and warm yellow accents */
    --primary-color: #0284c7; /* Sky 600 - Rich blue */
    --primary-hover: #0369a1; /* Sky 700 */
    --primary-light: rgba(2, 132, 199, 0.08);
    --secondary-color: #ffffff;
    --accent-yellow: #eab308; /* Yellow 500 */
    --accent-yellow-hover: #ca8a04; /* Yellow 600 */
    
    /* Backgrounds & Cards - Soft light blue-gray background to pop white cards */
    --bg-color: #f8fafc; /* Slate 50 */
    --bg-glow: radial-gradient(circle at 10% 20%, rgba(2, 132, 199, 0.05) 0%, transparent 60%);
    --card-bg: #ffffff;
    --nav-bg: rgba(255, 255, 255, 0.85);
    --border-color: #e2e8f0; /* Slate 200 */
    --input-focus-border: #0284c7;

    /* Text Colors */
    --text-main: #0f172a; /* Slate 900 */
    --text-muted: #475569; /* Slate 600 */
    --text-white: #ffffff;

    /* Shadows & Effects */
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 30px rgba(2, 132, 199, 0.08);
    --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.08);
    --glass-border: rgba(2, 132, 199, 0.08);
}

/* Dark Mode Variables - Modern high-contrast space-theme */
[data-theme="dark"] {
    --primary-color: #38bdf8; /* Sky 400 - High brightness cyan */
    --primary-hover: #7dd3fc; /* Sky 300 */
    --primary-light: rgba(56, 189, 248, 0.15);
    --secondary-color: #0f172a; /* Slate 900 */
    --accent-yellow: #facc15; /* Yellow 400 */
    --accent-yellow-hover: #fef08a; /* Yellow 200 */

    --bg-color: #030712; /* Slate 950 - Deep rich black-blue */
    --bg-glow: radial-gradient(circle at 50% 50%, rgba(2, 132, 199, 0.08) 0%, transparent 80%);
    --card-bg: #0f172a; /* Slate 900 */
    --nav-bg: rgba(3, 7, 18, 0.85);
    --border-color: #1e293b; /* Slate 800 */
    --input-focus-border: #38bdf8;

    --text-main: #f8fafc; /* Slate 50 */
    --text-muted: #94a3b8; /* Slate 400 */
    --text-white: #ffffff;


    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Tajawal', 'Outfit', sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
    background-color: var(--bg-color);
    background-image: var(--bg-glow);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    direction: rtl;
    text-align: right;
    min-height: 100vh;
}

/* Premium Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
}

#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--nav-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: none;
    box-shadow: var(--shadow-sm);
    height: 60px;
}

/* Shining bottom line under the header */
#header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), var(--accent-yellow), var(--primary-color), transparent);
    background-size: 200% 100%;
    animation: shine-border 3s linear infinite;
    box-shadow: 0 1px 12px var(--primary-color);
    transition: box-shadow 0.3s ease;
}

/* Clicking effect on header: flash the glow */
#header:active::after {
    box-shadow: 0 0 20px 4px var(--primary-color), 0 0 10px 2px var(--accent-yellow);
}

@keyframes shine-border {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}


.header-container {
    max-width: 1300px;
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo Design */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-main);
}

.logo-img {
    height: 44px;
    width: 44px;
    border-radius: 50%;
    object-fit: contain;
    background-color: #030713;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 159, 255, 0.2);
    padding: 1px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-text-inline {
    flex-direction: row;
    align-items: baseline;
    gap: 6px;
}

.logo-main {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.2;
}

.logo-sub {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

.logo-sub-inline {
    font-size: 1rem;
    font-weight: 700;
}

.header-logo-side {
    display: flex;
    align-items: center;
    /* In RTL layout this sits on the RIGHT visually */
}

.header-actions-side {
    display: flex;
    align-items: center;
    gap: 12px;
    /* In RTL layout this sits on the LEFT visually */
}

/* Keep old classes for any refs */
.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
}

/* ══ Theme Toggle في الهيدر ══ */
.header-theme-wrap {
    display: flex;
    align-items: center;
}

.header-theme-btn {
    display: flex;
    align-items: center;
    gap: 0;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    color: var(--text-main);
}

.header-theme-btn:hover .htb-track {
    box-shadow: 0 0 10px rgba(2,132,199,0.35);
}

/* Icon inside the dot */
.htb-icon {
    display: none; /* hidden - icon shown inside dot via JS */
}

/* hide the old text label always */
.htb-label {
    display: none !important;
}

/* ── New sleek toggle track ── */
.htb-pill {
    width: 56px;
    height: 30px;
    border-radius: 15px;
    /* Light mode = warm golden gradient */
    background: linear-gradient(135deg, #f59e0b, #eab308);
    position: relative;
    transition: background 0.4s cubic-bezier(0.4,0,0.2,1),
                box-shadow  0.35s ease;
    flex-shrink: 0;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.15),
                0 0 10px rgba(234,179,8,0.35);
}

/* track = the pill itself */
.htb-track {
    /* alias used via wrapper class */
}

[data-theme="dark"] .htb-pill {
    background: linear-gradient(135deg, #0284c7, #0ea5e9);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.25),
                0 0 12px rgba(2,132,199,0.45);
}

/* Icons painted via pseudo on pill */
.htb-pill::before {
    content: "\f185"; /* fa-sun */
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    right: 7px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.62rem;
    color: rgba(255,255,255,0.9);
    opacity: 1;
    transition: opacity 0.3s ease, left 0.3s ease, right 0.3s ease;
}

[data-theme="dark"] .htb-pill::before {
    content: "\f186"; /* fa-moon */
    right: auto;
    left: 7px;
}

.htb-dot {
    position: absolute;
    top: 4px;
    left: 4px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.25),
                0 0 0 2px rgba(255,255,255,0.3);
    transition: transform 0.38s cubic-bezier(0.34,1.56,0.64,1),
                background 0.3s ease;
}

[data-theme="dark"] .htb-dot {
    transform: translateX(26px);
    background: #f0f9ff;
}


.hamburger-btn {
    background: none;
    border: none;
    cursor: pointer;
    width: 44px;
    height: 44px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    border-radius: 12px;
    transition: background 0.25s ease;
    padding: 0;
    position: relative;
}

.hamburger-btn:hover {
    background: rgba(2, 132, 199, 0.08);
}

.hb-line {
    display: block;
    height: 3px;
    border-radius: 3px;
    transition: transform 0.35s cubic-bezier(.4,0,.2,1),
                opacity   0.25s ease,
                width     0.3s ease;
}

/* السطر الأول — ذهبي */
.hb-line-1 {
    width: 28px;
    background: linear-gradient(90deg, #eab308, #fcd34d);
    box-shadow: 0 0 6px rgba(234,179,8,0.55);
}

/* السطر الثاني — أزرق سماوي */
.hb-line-2 {
    width: 22px;
    background: linear-gradient(90deg, #0284c7, #38bdf8);
    box-shadow: 0 0 6px rgba(2,132,199,0.55);
    align-self: flex-end;
    margin-left: auto;
    margin-right: 4px;
}

/* السطر الثالث — تدرج ذهبي سماوي */
.hb-line-3 {
    width: 26px;
    background: linear-gradient(90deg, #7dd3fc, #eab308);
    box-shadow: 0 0 6px rgba(125,211,252,0.5);
}

/* حالة مفتوح — تحويل لـ X */
.hamburger-btn.is-open .hb-line-1 {
    transform: translateY(8px) rotate(45deg);
    width: 28px;
    background: linear-gradient(90deg, #eab308, #38bdf8);
}
.hamburger-btn.is-open .hb-line-2 {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger-btn.is-open .hb-line-3 {
    transform: translateY(-8px) rotate(-45deg);
    width: 28px;
    align-self: center;
    margin: 0;
}

/* ══ القايمة المنسدلة ══ */
.hb-dropdown {
    position: absolute;
    top: calc(100% + 14px);
    left: 0;
    min-width: 210px;
    background: var(--card-bg);
    border-radius: 16px;
    padding: 8px;
    box-shadow:
        0 20px 50px rgba(0,0,0,0.12),
        0 0 0 1px rgba(2,132,199,0.12);
    direction: rtl;
    opacity: 0;
    transform: translateY(-10px) scale(0.97);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s cubic-bezier(.4,0,.2,1);
    z-index: 2000;
}

/* سهم صغير فوق القايمة */
.hb-dropdown::before {
    content: '';
    position: absolute;
    top: -7px;
    left: 18px;
    width: 14px;
    height: 14px;
    background: var(--card-bg);
    border-radius: 3px;
    transform: rotate(45deg);
    box-shadow: -2px -2px 5px rgba(2,132,199,0.07);
}

.hb-dropdown.is-open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.hb-item {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    border-radius: 12px;
    padding: 12px 14px;
    transition: background 0.2s ease, transform 0.2s ease;
    position: relative;
    overflow: hidden;
}

.hb-item:hover {
    transform: translateX(-3px);
}

/* بند سجل الدخول — أزرق */
.hb-login {
    background: rgba(2,132,199,0.06);
}
.hb-login:hover {
    background: rgba(2,132,199,0.13);
}
.hb-login .hb-item-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #0284c7, #38bdf8);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(2,132,199,0.35);
}
.hb-login .hb-item-text {
    font-size: 0.92rem;
    font-weight: 800;
    color: #0284c7;
    flex: 1;
}
.hb-login .hb-item-arrow {
    color: rgba(2,132,199,0.45);
    font-size: 0.7rem;
}

/* بند اعمل حساب — ذهبي */
.hb-register {
    background: rgba(234,179,8,0.06);
}
.hb-register:hover {
    background: rgba(234,179,8,0.13);
}
.hb-register .hb-item-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #eab308, #fcd34d);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(234,179,8,0.35);
}
.hb-register .hb-item-text {
    font-size: 0.92rem;
    font-weight: 800;
    color: #b45309;
    flex: 1;
}
.hb-register .hb-item-arrow {
    color: rgba(234,179,8,0.5);
    font-size: 0.7rem;
}

.hb-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 8px;
    border-radius: 1px;
}

/* ── صف الوضع الليلي/النهاري ── */
.hb-theme {
    cursor: pointer;
    user-select: none;
    background: rgba(125,211,252,0.06);
}
.hb-theme:hover {
    background: rgba(125,211,252,0.13);
    transform: translateX(-3px);
}
.hb-theme-icon {
    background: linear-gradient(135deg, #7dd3fc, #0284c7) !important;
    color: #fff !important;
    box-shadow: 0 4px 10px rgba(2,132,199,0.35) !important;
    transition: background 0.3s ease;
}
[data-theme="dark"] .hb-theme-icon {
    background: linear-gradient(135deg, #1e293b, #38bdf8) !important;
}
.hb-theme .hb-item-text {
    color: #0284c7;
    flex: 1;
}
[data-theme="dark"] .hb-theme .hb-item-text {
    color: #38bdf8;
}

/* بيل toggle صغير */
.hb-theme-pill {
    width: 36px;
    height: 20px;
    border-radius: 10px;
    background: #cbd5e1;
    position: relative;
    transition: background 0.3s ease;
    flex-shrink: 0;
}
.hb-theme-dot {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}
[data-theme="dark"] .hb-theme-pill {
    background: #0284c7;
}
[data-theme="dark"] .hb-theme-dot {
    transform: translateX(16px);
}

/* Switch (Theme Switcher) */
.theme-switch-container {
    display: flex;
    align-items: center;
}

.theme-switch {
    display: inline-block;
    height: 32px;
    position: relative;
    width: 64px;
}

.theme-switch input {
    display: none;
}

.slider {
    background-color: #cbd5e1;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 6px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

.slider:before {
    background-color: white;
    bottom: 3px;
    content: "";
    height: 24px;
    left: 4px;
    position: absolute;
    transition: .4s;
    width: 24px;
    z-index: 2;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(30px);
}

.sun-icon, .moon-icon {
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sun-icon {
    color: #eab308;
}

.moon-icon {
    color: #f1f5f9;
}

/* Search Button */
.search-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-main);
    cursor: pointer;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.search-btn:hover {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

/* Navigation Auth Buttons */
.nav-login-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--accent-yellow);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 8px 16px;
    border-radius: 8px;
    transition: 0.3s;
}

.nav-login-link:hover {
    background-color: rgba(248, 194, 26, 0.08);
}

.btn-signup {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    background-color: var(--primary-color);
    color: var(--text-white);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 10px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 159, 255, 0.15);
    transition: 0.3s;
}

.btn-signup:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 159, 255, 0.25);
}

.nav-user-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-main);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 7px 12px 7px 16px;
    box-shadow: var(--shadow-sm);
}

.nav-user-chip:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.nav-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    font-weight: 900;
    box-shadow: 0 6px 16px var(--primary-light);
}

.nav-user-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.nav-user-meta strong {
    font-size: 0.92rem;
    font-weight: 800;
    max-width: 140px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-user-meta small {
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 700;
}

/* Search Overlay Styling */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(9, 13, 22, 0.92);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: 0.4s ease;
}

.search-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.search-modal {
    width: 90%;
    max-width: 600px;
    position: relative;
    transform: translateY(-40px);
    transition: 0.4s ease;
}

.search-overlay.active .search-modal {
    transform: translateY(0);
}

.search-close {
    position: absolute;
    top: -60px;
    left: 0;
    background: none;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
}

.search-form {
    display: flex;
    background: var(--card-bg);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.search-form input {
    flex: 1;
    padding: 16px 24px;
    font-size: 1.15rem;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-main);
}

.search-form button {
    background: var(--primary-color);
    border: none;
    color: white;
    width: 64px;
    cursor: pointer;
    font-size: 1.25rem;
    transition: 0.3s;
}

.search-form button:hover {
    background: var(--primary-hover);
}

/* Forgot Password Modal */
.forgot-modal {
    width: 90%;
    max-width: 480px;
    position: relative;
    transform: translateY(-40px);
    transition: 0.4s ease;
}

.forgot-password-overlay.active .forgot-modal,
#forgot-password-overlay.active .forgot-modal {
    transform: translateY(0);
}

.forgot-modal-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 18px;
    padding: 32px 28px;
    box-shadow: var(--shadow-lg);
}

.forgot-modal-title {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.forgot-modal-title i {
    color: var(--primary-color);
}

.forgot-modal-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.forgot-modal-alert {
    display: none;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 10px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
}

.forgot-modal-alert.ok {
    display: block;
    background: rgba(22, 163, 74, 0.1);
    color: #16a34a;
    border: 1px solid rgba(22, 163, 74, 0.3);
}

.forgot-modal-alert.err {
    display: block;
    background: rgba(220, 38, 38, 0.1);
    color: #dc2626;
    border: 1px solid rgba(220, 38, 38, 0.3);
}

.forgot-modal-card .auth-form {
    gap: 20px;
}

/* Main Container & Page Switcher Layout */
main {
    padding-top: 60px;
    min-height: calc(100vh - 60px);
}

.view-section {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.view-section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* 1. Home / Hero View Layout */
.hero-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 100px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
    min-height: calc(100vh - 180px);
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    color: var(--text-main);
    line-height: 1.2;
}

.hero-title .highlight {
    color: var(--primary-color);
}

.hero-title .highlight-gold {
    /* تدرج يشبه شريط الهيدر: أزرق → ذهبي → أزرق */
    background: linear-gradient(
        90deg,
        var(--primary-color)   0%,
        #38bdf8               20%,
        #eab308               45%,
        #fde68a               60%,
        #0284c7               80%,
        var(--accent-yellow)  100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    text-shadow: none;
    animation: titleShine 4s linear infinite;
    filter: drop-shadow(0 2px 10px rgba(2,132,199,0.3));
}

@keyframes titleShine {
    0%   { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.hero-title-sub {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-main);
    margin-top: 10px;
}

.hero-author {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-author::before {
    content: '';
    width: 22px;
    height: 2px;
    background: var(--primary-color);
    display: inline-block;
    border-radius: 2px;
}

/* Left Hero Visual Blob Layout */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.blob-wrapper {
    position: relative;
    width: 580px;
    height: 680px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* Background blob - مش محتاجينه */
.blob-bg { display: none; }

/* Teacher background circle — HIDDEN: replaced by side decorative elements */
.blob-image-container {
    display: none;
}

/* صورة الدكتور بدون خلفية كاملة فوق الحلقة والدائرة */
.hero-main-img {
    position: absolute;
    width: 570px;
    height: auto;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    pointer-events: none;
    display: block;
    animation: teacher-float 12s ease-in-out infinite alternate-reverse;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.18));
}

/* ══ حاوية الحلقة الثابتة مع القص من الأعلى ══ */
.blob-ring-wrapper {
    position: absolute;
    width: 518px;
    height: 518px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    pointer-events: none;
    /* قص الجزء العلوي من الحلقة خلف رأس الدكتور */
    clip-path: polygon(0% 14%, 100% 14%, 100% 100%, 0% 100%);
}

/* ══ الحلقة الملونة الدوّارة ══ */
.blob-color-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    pointer-events: none;
    background: conic-gradient(
        #eab308 0deg,
        #fde68a 40deg,
        #38bdf8 90deg,
        #0ea5e9 140deg,
        #eab308 180deg,
        #fcd34d 220deg,
        #7dd3fc 270deg,
        #0284c7 320deg,
        #eab308 360deg
    );
    animation: colorRingSpin 4s linear infinite;
    -webkit-mask: radial-gradient(circle, transparent 47%, black 47.5%, black 50%, transparent 50.5%);
    mask:         radial-gradient(circle, transparent 47%, black 47.5%, black 50%, transparent 50.5%);
    filter: blur(0.5px) brightness(1.15);
}

@keyframes colorRingSpin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* حلقات النبض - مخفية */
.blob-pulse-ring { display: none; }

/* ══ عناصر زخرفية جانبية بدلاً من الخلفية خلف الدكتور ══ */
.hero-deco-left,
.hero-deco-right {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 90px;
    z-index: 2;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
}

.hero-deco-left  { left: -10px; }
.hero-deco-right { right: -10px; }

.hero-deco-orb {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-yellow, #eab308);
    opacity: 0.7;
    animation: deco-pulse 3s ease-in-out infinite;
    box-shadow: 0 0 12px rgba(234,179,8,0.55);
}

.hero-deco-orb.blue {
    background: #38bdf8;
    box-shadow: 0 0 12px rgba(56,189,248,0.55);
    animation-delay: 1.5s;
}

.hero-deco-orb.sm {
    width: 6px;
    height: 6px;
    opacity: 0.5;
}

.hero-deco-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, rgba(234,179,8,0.5), transparent);
    border-radius: 2px;
}

.hero-deco-diamond {
    width: 12px;
    height: 12px;
    border: 2px solid rgba(234,179,8,0.7);
    transform: rotate(45deg);
    animation: deco-spin 8s linear infinite;
}

.hero-deco-diamond.blue {
    border-color: rgba(56,189,248,0.7);
    animation-direction: reverse;
}

.hero-deco-arc {
    width: 40px;
    height: 40px;
    border: 2px solid transparent;
    border-top-color: rgba(234,179,8,0.5);
    border-right-color: rgba(234,179,8,0.3);
    border-radius: 50%;
    animation: deco-spin 5s linear infinite;
}

.hero-deco-arc.blue {
    border-top-color: rgba(56,189,248,0.5);
    border-right-color: rgba(56,189,248,0.3);
    animation-direction: reverse;
    animation-duration: 6s;
}

.hero-deco-dots {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.hero-deco-dots span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(234,179,8,0.6);
    display: block;
    animation: deco-pulse 2.5s ease-in-out infinite;
}
.hero-deco-dots span:nth-child(2) { animation-delay: 0.4s; background: rgba(56,189,248,0.6); }
.hero-deco-dots span:nth-child(3) { animation-delay: 0.8s; }

.hero-deco-letter {
    font-family: 'Tajawal', sans-serif;
    font-size: 1.4rem;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(234,179,8,0.45);
    animation: deco-float-letter 4s ease-in-out infinite;
    user-select: none;
}
.hero-deco-letter.blue {
    -webkit-text-stroke: 1.5px rgba(56,189,248,0.45);
    animation-delay: 2s;
}

@keyframes deco-pulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.3); }
}

@keyframes deco-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@keyframes deco-float-letter {
    0%, 100% { transform: translateY(0px); opacity: 0.5; }
    50%       { transform: translateY(-10px); opacity: 0.85; }
}

/* ── بطاقات ميزات عائمة حول الدائرة ── */
.hero-feature-card {
    position: absolute;
    background: var(--card-bg);
    border-radius: 14px;
    padding: 11px 15px;
    display: flex;
    align-items: center;
    gap: 9px;
    z-index: 6;
    white-space: nowrap;
    animation: featureFloat ease-in-out infinite;
    animation-duration: var(--fc-dur, 4s);
    animation-delay: var(--fc-delay, 0s);
    direction: rtl;
    border: 1.5px solid var(--fc-border, rgba(2,132,199,0.25));
    box-shadow: 0 8px 24px var(--fc-glow, rgba(2,132,199,0.15));
}
.hero-feature-card .fc-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
    background: var(--fc-icon-bg);
    color: var(--fc-icon-color);
}
.hero-feature-card .fc-text strong {
    display: block;
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.2;
}
.hero-feature-card .fc-text span {
    font-size: 0.68rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* أماكن وألوان كل بطاقة */
.fc-nahw {
    top: 4%; right: -20%;
    --fc-dur: 4.2s; --fc-delay: 0s;
    --fc-border: rgba(234,179,8,0.4);
    --fc-glow:  rgba(234,179,8,0.18);
    --fc-icon-bg: rgba(234,179,8,0.14);
    --fc-icon-color: #b45309;
}
.fc-balag {
    top: 28%; left: -24%;
    --fc-dur: 5s; --fc-delay: 0.8s;
    --fc-border: rgba(14,165,233,0.4);
    --fc-glow:  rgba(14,165,233,0.18);
    --fc-icon-bg: rgba(14,165,233,0.14);
    --fc-icon-color: #0284c7;
}
.fc-adab {
    bottom: 16%; right: -22%;
    --fc-dur: 4.6s; --fc-delay: 1.4s;
    --fc-border: rgba(253,211,77,0.45);
    --fc-glow:  rgba(253,211,77,0.2);
    --fc-icon-bg: rgba(253,211,77,0.18);
    --fc-icon-color: #92400e;
}
.fc-imla {
    bottom: 3%; left: -20%;
    --fc-dur: 3.8s; --fc-delay: 0.3s;
    --fc-border: rgba(56,189,248,0.4);
    --fc-glow:  rgba(56,189,248,0.18);
    --fc-icon-bg: rgba(56,189,248,0.14);
    --fc-icon-color: #0369a1;
}

@keyframes featureFloat {
    0%, 100% { transform: translateY(0px) rotate(-1deg); }
    50%       { transform: translateY(-11px) rotate(1deg); }
}

/* Floating educational icons styling */
.floating-icon {
    position: absolute;
    width: 50px;
    height: 50px;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    z-index: 5;
    animation: floating-anim 4s ease-in-out infinite;
    animation-delay: var(--delay);
    top: var(--y);
    left: var(--x);
}

.floating-icon.icon-star {
    color: var(--accent-yellow);
    width: 38px;
    height: 38px;
    font-size: 1rem;
}

.deco-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-yellow);
    box-shadow: 0 0 12px rgba(234, 179, 8, 0.6);
    z-index: 4;
    animation: floating-anim 3.4s ease-in-out infinite;
}

.dot-1 {
    top: 4%;
    left: 78%;
    animation-delay: 0.6s;
    width: 9px;
    height: 9px;
    background: var(--primary-color);
    box-shadow: 0 0 10px rgba(2, 132, 199, 0.6);
}

.dot-2 {
    top: 92%;
    left: 30%;
    animation-delay: 1.8s;
}

.dot-3 {
    top: 50%;
    left: -2%;
    animation-delay: 2.6s;
    width: 8px;
    height: 8px;
}

.dotted-ring {
    position: absolute;
    border: 2px dashed rgba(0, 159, 255, 0.35);
    border-radius: 50%;
    z-index: 0;
}

.ring-1 {
    width: 500px;
    height: 500px;
    animation: spin 30s linear infinite;
}

.ring-2 {
    width: 540px;
    height: 540px;
    animation: spin 45s linear infinite reverse;
}

/* Animations */
@keyframes blob-bounce {
    0% {
        border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
        transform: translateY(0) scale(1);
    }
    50% {
        border-radius: 60% 40% 50% 50% / 50% 60% 45% 55%;
        transform: translateY(-10px) scale(1.02);
    }
    100% {
        border-radius: 45% 55% 65% 35% / 45% 45% 65% 55%;
        transform: translateY(5px) scale(0.98);
    }
}

@keyframes teacher-float {
    0% {
        transform: translateX(-50%) translateY(0) rotate(0deg) scale(1);
    }
    25% {
        transform: translateX(-48%) translateY(-8px) rotate(1.2deg) scale(1.01);
    }
    50% {
        transform: translateX(-50%) translateY(-15px) rotate(0deg) scale(1.02);
    }
    75% {
        transform: translateX(-52%) translateY(-6px) rotate(-1.2deg) scale(1.01);
    }
    100% {
        transform: translateX(-50%) translateY(5px) rotate(0deg) scale(0.98);
    }
}

@keyframes floating-anim {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(10px, -10px) rotate(8deg);
    }
    50% {
        transform: translate(0, -16px) rotate(0deg);
    }
    75% {
        transform: translate(-10px, -10px) rotate(-8deg);
    }
    100% {
        transform: translate(0, 0) rotate(0deg);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Split Page (Login & Register) Layout */
.split-container {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - 80px);
}

.form-container {
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    animation: form-entrance 0.7s ease forwards;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all 0.4s ease;
    margin: 40px 20px;
}

.form-container::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-yellow), var(--primary-color));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 5;
}

.form-container:focus-within {
    border-color: transparent;
    box-shadow: 0 0 35px rgba(2, 132, 199, 0.18), 0 0 15px rgba(234, 179, 8, 0.1);
}

.form-container:focus-within::after {
    opacity: 1;
}

@keyframes form-entrance {
    0%   { opacity: 0; transform: translateY(18px); }
    100% { opacity: 1; transform: translateY(0); }
}

.form-header {
    margin-bottom: 40px;
}

.form-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-title i {
    color: var(--primary-color);
}

.form-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    margin-top: 10px;
}

.form-link-btn {
    display: inline-block;
    margin-top: 12px;
    font-size: 0.95rem;
    color: var(--primary-color);
    font-weight: 700;
    text-decoration: none;
    transition: 0.2s;
}

.form-link-btn:hover {
    text-decoration: underline;
    color: var(--primary-hover);
}

/* Form inputs & details */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
    position: relative;
}

.input-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.input-icon {
    font-size: 1rem;
    color: var(--primary-color);
}

/* Styled Underline Inputs */
.underline-input {
    border: none;
    border-bottom: 2px solid var(--border-color);
    background: transparent;
    padding: 10px 0;
    font-size: 1.05rem;
    color: var(--text-main);
    outline: none;
    transition: 0.3s;
}

.underline-input:focus {
    border-bottom-color: transparent;
}

/* Select Dropdown Underlines */
.underline-select {
    border: none;
    border-bottom: 2px solid var(--border-color);
    background: transparent;
    padding: 10px 0;
    font-size: 1.05rem;
    color: var(--text-main);
    outline: none;
    cursor: pointer;
    transition: 0.3s;
}

.underline-select:focus {
    border-bottom-color: transparent;
}

.underline-select option {
    background-color: var(--card-bg);
    color: var(--text-main);
}

/* Animated focus line */
.focus-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-yellow), var(--primary-color));
    background-size: 200% auto;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), left 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease;
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 10;
}

.underline-input:focus ~ .focus-line,
.underline-select:focus ~ .focus-line {
    width: 100%;
    box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--accent-yellow);
    animation: flowGradient 2s linear infinite;
}

@keyframes flowGradient {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.recovery-hint-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 6px;
    display: block;
    line-height: 1.4;
    font-weight: 600;
}

/* Form Options & Toggle Switches */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 10px;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toggle-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
}

.forgot-password {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
}

.forgot-password:hover {
    color: var(--primary-color);
}

/* Toggle Switch Widget */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #cbd5e1;
    transition: .4s;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
}

input:checked + .switch-slider {
    background-color: var(--primary-color);
}

input:checked + .switch-slider:before {
    transform: translateX(24px);
}

.switch-slider.round {
    border-radius: 34px;
}

.switch-slider.round:before {
    border-radius: 50%;
}

/* Submit Buttons */
.btn-submit-yellow {
    background-color: var(--accent-yellow);
    color: #1a1500;
    font-weight: 800;
    font-size: 1.1rem;
    border: none;
    padding: 16px;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(248, 194, 26, 0.2);
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.btn-submit-yellow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.45),
        transparent
    );
    transform: skewX(-20deg);
    animation: buttonShine 4s infinite ease-in-out;
    pointer-events: none;
    z-index: 2;
}

.btn-submit-yellow:hover {
    background-color: var(--accent-yellow-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(248, 194, 26, 0.4);
}

.btn-submit-yellow:hover::before {
    animation: buttonShine 1.5s infinite ease-in-out;
}

.btn-submit-blue {
    background-color: var(--primary-color);
    color: var(--text-white);
    font-weight: 800;
    font-size: 1.1rem;
    border: none;
    padding: 16px;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 159, 255, 0.2);
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.btn-submit-blue::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.35),
        transparent
    );
    transform: skewX(-20deg);
    animation: buttonShine 4s infinite ease-in-out;
    pointer-events: none;
    z-index: 2;
}

.btn-submit-blue:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(2, 132, 199, 0.4);
}

.btn-submit-blue:hover::before {
    animation: buttonShine 1.5s infinite ease-in-out;
}

@keyframes buttonShine {
    0% { left: -150%; }
    50% { left: 150%; }
    100% { left: 150%; }
}

/* Right Column Illustration Containers */
.illustration-container {
    position: relative;
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

/* Mobile Hero Image - hidden on desktop, shows on mobile above the form */
.mobile-hero-img {
    display: none;
    width: 100%;
    height: 50vh;
    min-height: 220px;
    max-height: 380px;
    overflow: hidden;
    position: relative;
}

.mobile-hero-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.mobile-hero-img::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--bg-color));
    pointer-events: none;
}

/* Soft pulsing glow behind the visual */
.illustration-container::before {
    content: "";
    position: absolute;
    width: 70%;
    height: 70%;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    z-index: 0;
    animation: glow-pulse 3.5s ease-in-out infinite;
}

/* Dashed orbiting ring for a "live" tech feel */
.illustration-container::after {
    content: "";
    position: absolute;
    width: 88%;
    height: 88%;
    max-width: 480px;
    max-height: 480px;
    border-radius: 50%;
    border: 2px dashed var(--primary-color);
    opacity: 0.25;
    z-index: 0;
    animation: ring-spin 18s linear infinite;
}

.image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    max-height: 580px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background-color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    z-index: 1;
    opacity: 0;
    animation: visual-entrance 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s forwards;
}

.bg-blue-grad {
    background: linear-gradient(135deg, rgba(0, 159, 255, 0.1) 0%, rgba(0, 229, 255, 0.05) 100%);
}

.illustration-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    animation: img-float 4.5s ease-in-out 1s infinite;
}

.rounded-img {
    border-radius: 20px;
    width: 90%;
    height: 90%;
    object-fit: cover;
}

/* Floating accent badges around the visual, echoing the logo icon style */
.visual-badge {
    position: absolute;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--card-bg);
    color: var(--primary-color);
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--glass-border);
    opacity: 0;
    animation: badge-pop 0.6s ease forwards, badge-float 3.2s ease-in-out infinite;
}

.visual-badge.badge-1 { top: 6%;  right: 4%;  animation-delay: 0.4s, 1s; }
.visual-badge.badge-2 { top: 12%; left: 0%;   animation-delay: 0.65s, 1.3s; }
.visual-badge.badge-3 { bottom: 10%; left: 4%; animation-delay: 0.9s, 1.6s; }
.visual-badge.badge-4 { bottom: 4%; right: 8%; animation-delay: 1.15s, 1.9s; }

@keyframes visual-entrance {
    0%   { opacity: 0; transform: scale(0.85) translateY(30px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes img-float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-10px); }
}

@keyframes glow-pulse {
    0%, 100% { transform: scale(1);   opacity: 0.7; }
    50%      { transform: scale(1.12); opacity: 1; }
}

@keyframes ring-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@keyframes badge-pop {
    0%   { opacity: 0; transform: scale(0.3); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes badge-float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}

/* Floating WhatsApp Button */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    text-decoration: none;
    z-index: 1000;
    transition: 0.3s;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 60px 24px;
        gap: 60px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-title-sub {
        font-size: 2.5rem;
    }

    .split-container {
        grid-template-columns: 1fr;
    }

    .illustration-container {
        display: none; /* Hide desktop illustrations on mobile/tablets */
    }

    /* Show mobile hero image on tablets and below */
    .mobile-hero-img {
        display: block;
    }

    .form-container {
        padding: 32px 20px 40px;
        margin: -32px 0 0 0; /* Pull card up to overlap the hero image */
        border-radius: 24px 24px 0 0; /* Rounded top corners only */
        border-left: none;
        border-right: none;
        border-bottom: none;
        box-shadow: 0 -8px 30px rgba(0,0,0,0.08);
        position: relative;
        z-index: 2; /* Sit above the hero image */
    }

    /* Disable gradient border animation on mobile */
    .form-container::after {
        display: none;
    }
}

@media (max-width: 576px) {
    .header-container {
        padding: 0 16px;
    }

    .logo-main {
        font-size: 1.15rem;
    }

    .logo-sub {
        font-size: 0.75rem;
    }

    .btn-signup span, .nav-login-link span {
        display: none; /* Icon-only auth actions on small screens */
    }

    .btn-signup {
        padding: 10px;
        border-radius: 50%;
        width: 44px;
        height: 44px;
        justify-content: center;
    }

    .nav-login-link {
        padding: 10px;
        border-radius: 50%;
        width: 44px;
        height: 44px;
        justify-content: center;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .blob-wrapper {
        width: 320px;
        height: 320px;
    }

    .blob-bg {
        width: 290px;
        height: 290px;
    }

    .blob-image-container {
        width: 270px;
        height: 270px;
    }

    .hero-main-img {
        width: 285px;
        height: auto;
    }

    .ring-1, .ring-2 {
        display: none; /* Simplify visuals on mobile */
    }

    .deco-dot {
        display: none; /* Keep the small mobile circle clean */
    }
}

/* Active Glow Feedback on Clicks */
.btn-signup:active,
.btn-submit-yellow:active,
.btn-submit-blue:active,
.search-btn:active,
.nav-login-link:active,
.logo:active,
.btn-course-action:active {
    transform: scale(0.95);
    filter: brightness(1.1);
    box-shadow: 0 0 20px var(--primary-color), 0 0 10px var(--accent-yellow);
    transition: all 0.1s ease;
}

/* ═══════════════════════════════════════════════════════
   PREMIUM COURSES SECTION — Ultra Professional Redesign
   ═══════════════════════════════════════════════════════ */

.courses-section {
    max-width: 1340px;
    margin: 0 auto;
    padding: 100px 24px 140px;
    position: relative;
}

/* ─── Animated Background Particles ─── */
.courses-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 40% at 10% 20%, rgba(2,132,199,.06) 0%, transparent 70%),
        radial-gradient(ellipse 50% 35% at 90% 80%, rgba(234,179,8,.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* ─── Section Header ─── */
.courses-section .section-header {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-bottom: 64px;
}

.courses-section .section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(2,132,199,.12), rgba(234,179,8,.08));
    border: 1px solid rgba(2,132,199,.25);
    color: var(--primary-color);
    font-weight: 800;
    font-size: .85rem;
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 18px;
    animation: tagPulse 3s ease-in-out infinite;
}

@keyframes tagPulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(2,132,199,.3); }
    50%      { box-shadow: 0 0 0 8px rgba(2,132,199,.0); }
}

.courses-section .section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--primary-color) 50%, var(--text-main) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s linear infinite;
    margin-bottom: 16px;
}

@keyframes gradientShift {
    0%   { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.courses-section .section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 580px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ─── Live Ticker / Floating Stats Bar ─── */
.courses-ticker {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-top: 32px;
    margin-bottom: -20px;
    position: relative;
    z-index: 1;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 40px;
    padding: 8px 20px;
    font-size: .83rem;
    font-weight: 700;
    color: var(--text-muted);
    box-shadow: 0 2px 12px rgba(0,0,0,.06);
    animation: floatTicker 4s ease-in-out infinite;
}

.ticker-item:nth-child(2) { animation-delay: .6s; }
.ticker-item:nth-child(3) { animation-delay: 1.2s; }

.ticker-item i { color: var(--primary-color); }
.ticker-item strong { color: var(--primary-color); font-size: 1rem; }

@keyframes floatTicker {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-5px); }
}

/* ─── Grid Layout ─── */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 36px;
    margin-top: 64px;
    position: relative;
    z-index: 1;
}

/* ─── PREMIUM COURSE CARD ─── */
.course-card {
    background: var(--card-bg);
    border: 1.5px solid var(--border-color);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0,0,0,.06);
    transition: transform .45s cubic-bezier(.34,1.56,.64,1),
                box-shadow .45s ease,
                border-color .3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    cursor: pointer;
}

/* Animated left accent border */
.course-card::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 5px;
    height: 0;
    background: linear-gradient(180deg, var(--primary-color), #eab308);
    border-radius: 0 28px 0 0;
    transition: height .5s cubic-bezier(.4,0,.2,1);
    z-index: 3;
}

/* Shimmer overlay */
.course-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg,
        transparent 30%,
        rgba(255,255,255,.07) 50%,
        transparent 70%);
    background-size: 250% 100%;
    transform: translateX(-100%);
    transition: transform .7s ease;
    z-index: 2;
    pointer-events: none;
}

.course-card:hover::before { height: 100%; border-radius: 0 28px 28px 0; }
.course-card:hover::after  { transform: translateX(100%); }

.course-card:hover {
    transform: translateY(-14px) scale(1.02);
    border-color: var(--primary-color);
    box-shadow:
        0 24px 60px rgba(2,132,199,.18),
        0 0 0 1px rgba(2,132,199,.15),
        inset 0 0 60px rgba(2,132,199,.03);
}

/* Card entrance animation */
.course-card {
    animation: cardReveal .7s cubic-bezier(.34,1.56,.64,1) both;
}
.course-card:nth-child(1) { animation-delay: .1s; }
.course-card:nth-child(2) { animation-delay: .25s; }
.course-card:nth-child(3) { animation-delay: .4s; }
.course-card:nth-child(4) { animation-delay: .55s; }
.course-card:nth-child(5) { animation-delay: .7s; }
.course-card:nth-child(6) { animation-delay: .85s; }

@keyframes cardReveal {
    from { opacity: 0; transform: translateY(40px) scale(.95); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ─── Image Container ─── */
.course-image-container {
    position: relative;
    width: 100%;
    height: 230px;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a, #0c4a6e);
}

/* Gradient overlay on image */
.course-image-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 40%,
        rgba(15,23,42,.7) 100%
    );
    pointer-events: none;
    z-index: 1;
    transition: opacity .4s ease;
}
.course-card:hover .course-image-container::after {
    opacity: .5;
}

.course-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform .65s cubic-bezier(.4,0,.2,1);
}

.course-card:hover .course-img {
    transform: scale(1.1) translateY(-4px);
}

/* ─── Premium Badge ─── */
.course-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 5;
    font-weight: 900;
    font-size: .88rem;
    padding: 8px 18px;
    border-radius: 40px;
    letter-spacing: .3px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    animation: badgeFloat 3.5s ease-in-out infinite;
    transform-origin: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

@keyframes badgeFloat {
    0%,100% { transform: translateY(0) rotate(0deg); }
    30%     { transform: translateY(-4px) rotate(.5deg); }
    60%     { transform: translateY(1px) rotate(-.3deg); }
}

.course-badge.free {
    background: linear-gradient(135deg, rgba(234,179,8,.95), rgba(217,119,6,.95));
    color: #fff;
    box-shadow: 0 6px 20px rgba(234,179,8,.45), 0 0 0 1px rgba(255,255,255,.2) inset;
    animation-delay: 0s;
}

.course-badge.paid {
    background: linear-gradient(135deg, rgba(2,132,199,.95), rgba(3,105,161,.95));
    color: #fff;
    box-shadow: 0 6px 20px rgba(2,132,199,.45), 0 0 0 1px rgba(255,255,255,.2) inset;
    animation-delay: 1.2s;
}

.course-badge:hover {
    transform: translateY(-5px) scale(1.08) !important;
    animation-play-state: paused;
}

/* ─── Course Info Body ─── */
.course-info {
    padding: 28px 26px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
    position: relative;
}

.course-title {
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--text-main);
    line-height: 1.45;
    margin-bottom: 12px;
    transition: color .2s;
}

.course-card:hover .course-title {
    color: var(--primary-color);
}

.course-desc {
    font-size: .93rem;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 20px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ─── Course Stats ─── */
.course-stats {
    display: flex;
    gap: 0;
    margin-bottom: 22px;
    font-size: .83rem;
    color: var(--text-muted);
    font-weight: 700;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 0;
    justify-content: space-around;
    background: rgba(2,132,199,.03);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.course-stats span {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 0 12px;
    position: relative;
}

.course-stats span:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%);
    height: 18px;
    width: 1px;
    background: var(--border-color);
}

.course-stats i {
    color: var(--primary-color);
    font-size: .95rem;
    width: 18px;
    text-align: center;
}

/* ─── GLOWING CTA BUTTON ─── */
.btn-course-action {
    position: relative;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 50%, #0369a1 100%);
    background-size: 200% 100%;
    color: #fff;
    font-family: 'Tajawal', sans-serif;
    font-weight: 800;
    font-size: 1rem;
    border: none;
    padding: 15px 20px;
    border-radius: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    overflow: hidden;
    transition: background-position .4s ease, transform .25s ease, box-shadow .3s ease;
    box-shadow:
        0 6px 20px rgba(2,132,199,.4),
        0 0 0 0 rgba(2,132,199,.3);
    animation: btnPulse 3s ease-in-out infinite;
}

@keyframes btnPulse {
    0%,100% { box-shadow: 0 6px 20px rgba(2,132,199,.4), 0 0 0 0 rgba(2,132,199,.25); }
    50%      { box-shadow: 0 8px 30px rgba(2,132,199,.55), 0 0 0 7px rgba(2,132,199,.0); }
}

/* Sliding shine inside button */
.btn-course-action::before {
    content: '';
    position: absolute;
    top: 0; left: -120%;
    width: 80%;
    height: 100%;
    background: linear-gradient(120deg,
        transparent,
        rgba(255,255,255,.35),
        transparent);
    transform: skewX(-20deg);
    transition: left .65s ease;
}

.btn-course-action:hover::before { left: 140%; }

/* Moving arrow animation */
.btn-course-action i {
    transition: transform .35s cubic-bezier(.34,1.56,.64,1);
}

.btn-course-action:hover {
    background-position: right center;
    transform: translateY(-3px);
    box-shadow:
        0 12px 36px rgba(2,132,199,.55),
        0 0 0 6px rgba(2,132,199,.12);
    animation-play-state: paused;
}

.btn-course-action:hover i {
    transform: translateX(-6px) scale(1.2);
}

.btn-course-action:active {
    transform: translateY(0) scale(.98);
}

/* ─── Loading / Empty States ─── */
.courses-loading,
.courses-empty {
    grid-column: 1 / -1;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 14px;
    color: var(--text-muted);
    background: var(--card-bg);
    border: 1.5px dashed var(--border-color);
    border-radius: 24px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    padding: 48px;
}

.courses-loading i,
.courses-empty i {
    color: var(--primary-color);
    font-size: 2.5rem;
}

.courses-empty strong {
    color: var(--text-main);
    font-size: 1.1rem;
}

/* Skeleton row fills the grid columns correctly */
.courses-skeleton-row {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 28px;
}

/* ─── Mobile Responsive ─── */
@media (max-width: 768px) {
    .courses-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .courses-section {
        padding: 60px 16px 80px;
    }
    .courses-ticker {
        gap: 12px;
    }
    .course-card:hover {
        transform: translateY(-6px) scale(1.01);
    }
}

/* Mobile responsive fixes */
@media (max-width: 768px) {
    .courses-grid {
        grid-template-columns: 1fr;
    }

    .nav-user-meta {
        display: none;
    }

    .nav-user-chip {
        padding: 6px;
    }

    /* الهيدر على الموبايل */
    .header-container {
        padding: 0 12px;
    }

    .header-theme-btn {
        padding: 0;
    }

    .logo-main { font-size: 1rem; }
    .logo-sub  { font-size: 0.7rem; }
    .logo-img  { height: 36px; width: 36px; }

    /* ══ Hero على الموبايل ══ */
    .hero-container {
        grid-template-columns: 1fr;
        padding: 24px 16px 50px;
        gap: 16px;
        min-height: unset;
        text-align: center;
    }

    .hero-content {
        order: 1;
        align-items: center;
    }

    .hero-title     { font-size: 2.2rem; }
    .hero-title-sub { font-size: 1.8rem; }
    .hero-author    { justify-content: center; font-size: 0.88rem; }

    .hero-visual {
        order: 2;
        width: 100%;
        overflow: visible;
        display: flex;
        justify-content: center;
    }

    /* الدائرة على الموبايل */
    .blob-wrapper {
        width: 300px;
        height: 380px;
    }

    .blob-image-container {
        width: 260px;
        height: 260px;
        border-width: 3px;
    }

    /* الصورة على الموبايل */
    .hero-main-img {
        width: 310px;
        height: auto;
        bottom: -20px;
    }

    /* حاوية الحلقة على الموبايل */
    .blob-ring-wrapper {
        width: 272px;
        height: 272px;
    }

    /* حلقة الألوان الدوارة على الموبايل — تملأ الحاوية */
    .blob-color-ring {
        -webkit-mask: radial-gradient(circle, transparent 47%, black 47.5%, black 50%, transparent 50.5%);
        mask:         radial-gradient(circle, transparent 47%, black 47.5%, black 50%, transparent 50.5%);
    }

    /* إخفاء العناصر الزخرفية على الموبايل لتجنب الازدحام */
    .hero-deco-left,
    .hero-deco-right { display: none; }

    /* الأيقونات العائمة - أصغر على الموبايل */
    .floating-icon {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    .floating-icon.icon-star {
        width: 24px;
        height: 24px;
        font-size: 0.65rem;
    }

    /* البطاقات الأربعة على الموبايل */
    .hero-feature-card {
        padding: 6px 9px;
        gap: 6px;
        border-radius: 10px;
    }

    .hero-feature-card .fc-icon {
        width: 26px;
        height: 26px;
        font-size: 0.75rem;
        border-radius: 7px;
    }

    .hero-feature-card .fc-text strong { font-size: 0.65rem; }
    .hero-feature-card .fc-text span   { font-size: 0.55rem; }

    .fc-nahw  { top: -8%;  right: -8%; }
    .fc-balag { top: 28%;  left: -10%; }
    .fc-adab  { bottom: 6%; right: -8%; }
    .fc-imla  { bottom: -6%; left: -6%; }
}

/* ═══════════════════════════════════════════════════════════
   INTRO SPLASH SCREEN — "بوابة المعرفة" — Premium Loading
   ═══════════════════════════════════════════════════════════ */

/* ── Keyframes ── */
@keyframes is-fadeUp   { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
@keyframes is-fadeDown { from{opacity:0;transform:translateY(-10px)} to{opacity:1;transform:translateY(0)} }
@keyframes is-scaleIn  { from{opacity:0;transform:scale(.65) translateY(10px);filter:blur(8px)} to{opacity:1;transform:scale(1) translateY(0);filter:blur(0)} }
@keyframes is-ringIn   { from{opacity:0;transform:scale(.5)} to{opacity:1;transform:scale(1)} }

/* Pulse rings expanding outward */
@keyframes is-pulseRing {
    0%   { transform:scale(.6);  opacity:.7; }
    100% { transform:scale(2.6); opacity:0;  }
}

/* Orbs drift left ↔ right with shimmer */
@keyframes is-orbFloat {
    0%   { transform:translate(0,0)       scale(1);    opacity:0; }
    10%  { opacity:1; }
    30%  { transform:translate(var(--ox),var(--oy))    scale(1.15); opacity:.85; }
    50%  { transform:translate(calc(var(--ox)*-0.6),calc(var(--oy)*0.4)) scale(.9); opacity:.7; }
    70%  { transform:translate(var(--ox),calc(var(--oy)*-.5)) scale(1.1); opacity:.8; }
    90%  { opacity:.5; }
    100% { transform:translate(0,0)       scale(1);    opacity:0; }
}

/* Shimmer text sweep */
@keyframes is-textShimmer {
    0%,100% { background-position: 200% center; }
    50%      { background-position: -200% center; }
}

/* Progress bar fill */
@keyframes is-barFill {
    0%   { width:0%; }
    55%  { width:72%; }
    80%  { width:90%; }
    100% { width:100%; }
}

/* Shimmer sweep on bar */
@keyframes is-barShimmer {
    from { background-position:-100% 0; }
    to   { background-position:250% 0; }
}

/* Floating particles */
@keyframes is-particle {
    0%   { transform:translateY(0) translateX(0) scale(1); opacity:0; }
    8%   { opacity:1; }
    92%  { opacity:.5; }
    100% { transform:translateY(-300px) translateX(var(--isd)) scale(.2); opacity:0; }
}

/* Beam float */
@keyframes is-beamPulse {
    0%,100% { opacity:.18; transform:scaleY(1)   rotate(var(--br)); }
    50%     { opacity:.5;  transform:scaleY(1.08) rotate(var(--br)); }
}

/* ── Container ── */
#intro-splash {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(165deg, #010c1a 0%, #031828 40%, #05213a 70%, #010c1a 100%);
    overflow: hidden;
    transition: opacity .9s ease, visibility .9s ease;
    direction: rtl;
}

#intro-splash.intro-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

body.intro-active { overflow: hidden; }

/* ── Stars canvas ── */
.is-stars {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* ── Horizon glow ── */
.is-horizon {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 260px;
    background: linear-gradient(to top, rgba(2,132,199,.22) 0%, rgba(14,165,233,.07) 45%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

/* ── Light beams ── */
.is-beam {
    position: absolute;
    width: 2px;
    border-radius: 2px;
    pointer-events: none;
    z-index: 1;
    animation: is-beamPulse ease-in-out infinite;
}
.is-beam-1 { left:14%; top:6%;  height:200px; --br:-28deg; animation-duration:5.2s; background:linear-gradient(to bottom,transparent,rgba(56,189,248,.18),transparent); }
.is-beam-2 { left:80%; top:4%;  height:250px; --br:22deg;  animation-duration:7s;   animation-delay:1.1s; background:linear-gradient(to bottom,transparent,rgba(56,189,248,.12),transparent); }
.is-beam-3 { left:50%; top:10%; height:170px; --br:4deg;   animation-duration:8.5s; animation-delay:2.4s; background:linear-gradient(to bottom,transparent,rgba(234,179,8,.13),transparent); }

/* ── Floating orbs (drift yimeen we shimal) ── */
.is-orb {
    position: absolute;
    pointer-events: none;
    animation: is-orbFloat ease-in-out infinite;
    z-index: 2;
    line-height: 1;
    direction: ltr;
    filter: drop-shadow(0 0 5px currentColor);
}
/* Each orb gets unique position, color, size & drift direction */
.is-orb-1  { color:#38bdf8; left:6%;   top:28%; font-size:20px; --ox:22px;  --oy:-15px; animation-duration:5.5s; animation-delay:.3s; }
.is-orb-2  { color:#eab308; right:8%;  top:22%; font-size:15px; --ox:-18px; --oy:12px;  animation-duration:6.2s; animation-delay:.8s; }
.is-orb-3  { color:#7dd3fc; left:12%;  top:58%; font-size:13px; --ox:28px;  --oy:-20px; animation-duration:7.1s; animation-delay:1.4s; }
.is-orb-4  { color:#fcd34d; right:15%; top:62%; font-size:18px; --ox:-25px; --oy:8px;   animation-duration:5.8s; animation-delay:.6s; }
.is-orb-5  { color:#38bdf8; left:3%;   top:42%; font-size:11px; --ox:16px;  --oy:18px;  animation-duration:8.3s; animation-delay:2.1s; }
.is-orb-6  { color:#eab308; right:4%;  top:40%; font-size:13px; --ox:-20px; --oy:-14px; animation-duration:6.7s; animation-delay:1s;   }
.is-orb-7  { color:#7dd3fc; left:20%;  top:16%; font-size:11px; --ox:14px;  --oy:22px;  animation-duration:9s;   animation-delay:3.2s; }
.is-orb-8  { color:#fcd34d; right:22%; top:74%; font-size:10px; --ox:-12px; --oy:-18px; animation-duration:4.8s; animation-delay:.2s;  }
.is-orb-9  { color:#38bdf8; left:30%;  top:82%; font-size:14px; --ox:20px;  --oy:-10px; animation-duration:7.5s; animation-delay:1.7s; }
.is-orb-10 { color:#eab308; right:30%; top:12%; font-size:12px; --ox:-16px; --oy:16px;  animation-duration:5.9s; animation-delay:2.6s; }

/* ── أحرف عربية عائمة في شاشة التحميل ── */
.floating-letter {
    position: absolute;
    font-family: 'Tajawal', sans-serif;
    font-weight: 900;
    pointer-events: none;
    z-index: 2;
    animation: is-orbFloat ease-in-out infinite;
    opacity: 0.55;
    text-shadow: 0 2px 12px currentColor;
}
/* ض */
.letter-1 { color: #38bdf8; left: 5%;   top: 20%; font-size: 2.4rem; --ox: 18px;  --oy: -14px; animation-duration: 6.1s; animation-delay: 0.2s; }
/* أ */
.letter-2 { color: #eab308; right: 6%;  top: 18%; font-size: 2.8rem; --ox: -22px; --oy: 16px;  animation-duration: 7.4s; animation-delay: 0.9s; }
/* ع */
.letter-3 { color: #7dd3fc; left: 8%;   top: 52%; font-size: 2rem;   --ox: 24px;  --oy: -20px; animation-duration: 8.2s; animation-delay: 1.5s; }
/* ق */
.letter-4 { color: #fcd34d; right: 9%;  top: 55%; font-size: 1.9rem; --ox: -18px; --oy: 12px;  animation-duration: 5.6s; animation-delay: 0.5s; }
/* ن */
.letter-5 { color: #38bdf8; left: 3%;   top: 72%; font-size: 2.2rem; --ox: 14px;  --oy: -18px; animation-duration: 9s;   animation-delay: 2.2s; }
/* د */
.letter-6 { color: #eab308; right: 4%;  top: 35%; font-size: 2.6rem; --ox: -20px; --oy: -10px; animation-duration: 6.8s; animation-delay: 1.1s; }
/* ب */
.letter-7 { color: #0ea5e9; left: 15%;  top: 10%; font-size: 1.8rem; --ox: 20px;  --oy: 18px;  animation-duration: 5.3s; animation-delay: 0.7s; }
/* م */
.letter-8 { color: #fcd34d; right: 18%; top: 78%; font-size: 2rem;   --ox: -14px; --oy: -22px; animation-duration: 7.9s; animation-delay: 1.8s; }


/* ── Pulse rings behind logo ── */
.is-pulse-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(56,189,248,.35);
    animation: is-pulseRing ease-out infinite;
    pointer-events: none;
    z-index: 3;
}
.is-pulse-ring-1 { width:120px; height:120px; animation-duration:2.8s; animation-delay:0s; }
.is-pulse-ring-2 { width:120px; height:120px; animation-duration:2.8s; animation-delay:.9s; border-color:rgba(234,179,8,.25); }
.is-pulse-ring-3 { width:120px; height:120px; animation-duration:2.8s; animation-delay:1.8s; }

/* ── Particles ── */
.is-particle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: is-particle linear infinite;
    z-index: 2;
}

/* ── Center wrapper ── */
.is-center {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    direction: rtl;
    gap: 0;
}

/* ── Logo wrap ── */
.is-logo-wrap {
    position: relative;
    width: 110px;
    height: 110px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Pulse rings — positioned absolute inside .is-logo-wrap via JS */
.is-logo-wrap .is-pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(.6);
    border-radius: 50%;
    border: 1px solid rgba(56,189,248,.38);
    animation: is-pulseRing ease-out infinite;
    pointer-events: none;
    z-index: 1;
    width: 130px;
    height: 130px;
}
.is-logo-wrap .is-pulse-ring:nth-child(2) { animation-delay:.95s; border-color:rgba(234,179,8,.28); }
.is-logo-wrap .is-pulse-ring:nth-child(3) { animation-delay:1.9s; }

.is-logo-glow {
    position: absolute;
    inset: -30px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(2,132,199,.28) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.is-logo-img {
    width: 110px;
    height: 110px;
    border-radius: 26px;
    object-fit: cover;
    opacity: 0;
    animation: is-scaleIn .9s cubic-bezier(.22,1,.36,1) .4s forwards;
    position: relative;
    z-index: 4;
    border: 1.5px solid rgba(56,189,248,.3);
    display: block;
    background: rgba(2,132,199,.08);
}

/* Gradient border ring */
.is-logo-ring {
    position: absolute;
    inset: -12px;
    border-radius: 34px;
    border: 1.5px solid transparent;
    background: linear-gradient(135deg, rgba(56,189,248,.6), rgba(234,179,8,.5), rgba(56,189,248,.25)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
    opacity: 0;
    animation: is-ringIn .8s ease .9s forwards;
    z-index: 3;
}

/* Second outer ring — gold tint */
.is-logo-ring-2 {
    inset: -22px;
    border-radius: 42px;
    border-color: rgba(234,179,8,.3);
    background: linear-gradient(135deg, rgba(234,179,8,.35), rgba(56,189,248,.2), rgba(234,179,8,.15)) border-box;
    animation-delay: 1.1s;
}

/* ── Title — كسطر واحد ملصوق ── */
.is-title {
    font-family: 'Tajawal', sans-serif;
    font-size: 3.4rem;
    font-weight: 900;
    letter-spacing: -2px;
    word-spacing: -4px;
    white-space: nowrap;
    direction: rtl;
    margin-bottom: 8px;
    opacity: 0;
    animation: is-fadeUp .7s ease .95s forwards;
    /* Shimmer gold sweep on text */
    background: linear-gradient(90deg, #fff 30%, #eab308 50%, #38bdf8 60%, #fff 80%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: is-fadeUp .7s ease .95s forwards, is-textShimmer 3.5s ease-in-out 1.5s infinite;
}

/* ── Subtitle ── */
.is-subtitle {
    font-family: 'Tajawal', sans-serif;
    font-size: 1.1rem;
    font-weight: 500;
    color: #38bdf8;
    letter-spacing: .5px;
    opacity: 0;
    animation: is-fadeUp .7s ease 1.3s forwards;
    margin-bottom: 38px;
}

/* ── Progress bar ── */
.is-bar-wrap {
    width: 290px;
    opacity: 0;
    animation: is-fadeUp .6s ease 1.6s forwards;
}

.is-bar-track {
    position: relative;
    height: 3px;
    background: rgba(255,255,255,.08);
    border-radius: 3px;
    overflow: visible;
}

.is-bar-fill {
    height: 100%;
    width: 0%;
    border-radius: 3px;
    background: linear-gradient(90deg, #0284c7, #38bdf8 60%, #eab308);
    animation: is-barFill 4.8s cubic-bezier(.4,0,.2,1) .6s forwards;
    position: relative;
}

/* Golden nib tip */
.is-bar-fill::after {
    content: '';
    position: absolute;
    right: -1px; top: 50%;
    transform: translateY(-50%);
    width: 11px; height: 11px;
    border-radius: 50%;
    background: #eab308;
    box-shadow: 0 0 14px 5px rgba(234,179,8,.75), 0 0 4px 1px #fff;
}

.is-bar-shimmer {
    position: absolute;
    inset: 0;
    border-radius: 3px;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.38) 50%, transparent 100%);
    background-size: 60% 100%;
    animation: is-barShimmer 1.5s ease-in-out 2s infinite;
}

.is-bar-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
}

.is-bar-text {
    font-size: 11px;
    color: rgba(148,163,184,.65);
    font-family: 'Outfit', sans-serif;
    letter-spacing: .4px;
}

.is-bar-pct {
    font-size: 11px;
    font-weight: 700;
    color: #eab308;
    font-family: 'Outfit', sans-serif;
    opacity: 0;
    animation: is-fadeUp .4s ease 1.85s forwards;
}

/* ── Responsive mobile ── */
@media (max-width: 480px) {
    .is-logo-img, .is-logo-fallback { width:86px; height:86px; border-radius:20px; }
    .is-logo-ring  { inset:-9px;  border-radius:27px; }
    .is-logo-ring-2{ inset:-17px; border-radius:33px; }
    .is-title      { font-size:2.6rem; }
    .is-subtitle   { font-size:.95rem; }
    .is-bar-wrap   { width:250px; }
    .is-orb-1,.is-orb-3,.is-orb-5,.is-orb-7,.is-orb-9  { left:2%; }
    .is-orb-2,.is-orb-4,.is-orb-6,.is-orb-8,.is-orb-10 { right:2%; }
}


/* ══════════════════════════════════════════════
   Section Header Shared Styles
══════════════════════════════════════════════ */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 30px;
    border: 1px solid rgba(2,132,199,0.2);
    margin-bottom: 14px;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text-main);
    margin-bottom: 12px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ══════════════════════════════════════════════
   Who Section - من هو الدكتور
══════════════════════════════════════════════ */
.who-section {
    position: relative;
    overflow: hidden;
    padding: 100px 24px;
    max-width: 1300px;
    margin: 0 auto;
}

.who-bg-decoration {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.who-bg-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
}

.who-bg-c1 {
    width: 500px;
    height: 500px;
    background: var(--primary-color);
    top: -100px;
    left: -100px;
}

.who-bg-c2 {
    width: 400px;
    height: 400px;
    background: var(--accent-yellow);
    bottom: -80px;
    right: -80px;
}

.who-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
    align-items: center;
}

/* Image Side */
.who-image-side {
    display: flex;
    justify-content: center;
    align-items: center;
}

.who-img-frame {
    position: relative;
    width: 380px;
    height: 440px;
}

.who-img-ring {
    position: absolute;
    inset: -15px;
    border-radius: 50% 40% 50% 40% / 40% 50% 40% 50%;
    border: 2.5px solid transparent;
    animation: whoRingSpin 10s linear infinite;
}

.who-img-ring.who-ring-1 {
    border-top-color: var(--primary-color);
    border-left-color: var(--primary-color);
    opacity: 0.5;
}

.who-img-ring.who-ring-2 {
    inset: -28px;
    border-bottom-color: var(--accent-yellow);
    border-right-color: var(--accent-yellow);
    opacity: 0.4;
    animation-direction: reverse;
    animation-duration: 14s;
}

@keyframes whoRingSpin {
    to { transform: rotate(360deg); }
}

.who-img-diamond {
    width: 100%;
    height: 100%;
    border-radius: 42% 58% 55% 45% / 48% 44% 56% 52%;
    overflow: hidden;
    background: radial-gradient(circle at 40% 30%, rgba(2,132,199,0.12), rgba(234,179,8,0.06));
    border: 3px solid var(--border-color);
    box-shadow: 0 20px 60px rgba(2,132,199,0.2), 0 0 0 1px rgba(2,132,199,0.1);
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.who-img {
    width: 100%;
    height: 110%;
    object-fit: cover;
    object-position: top center;
}

.who-exp-badge {
    position: absolute;
    bottom: -14px;
    right: -14px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    border-radius: 16px;
    padding: 12px 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 8px 24px rgba(2,132,199,0.4);
    border: 3px solid var(--card-bg);
}

.who-exp-num {
    font-size: 1.5rem;
    font-weight: 900;
    line-height: 1;
}

.who-exp-txt {
    font-size: 0.72rem;
    font-weight: 600;
    opacity: 0.9;
}

.who-rate-badge {
    position: absolute;
    top: 10px;
    left: -18px;
    background: var(--card-bg);
    border: 2px solid var(--accent-yellow);
    color: var(--accent-yellow);
    border-radius: 30px;
    padding: 8px 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 800;
    box-shadow: 0 4px 16px rgba(234,179,8,0.2);
}

/* Content Side */
.who-content-side {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.who-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(234,179,8,0.1), rgba(234,179,8,0.05));
    border: 1.5px solid rgba(234,179,8,0.3);
    color: #ca8a04;
    font-weight: 700;
    font-size: 0.88rem;
    padding: 7px 18px;
    border-radius: 30px;
    width: fit-content;
}

[data-theme="dark"] .who-tag {
    color: var(--accent-yellow);
}

.who-title {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--text-main);
    line-height: 1.3;
}

.who-name-gold {
    background: linear-gradient(135deg, #eab308 0%, #ca8a04 50%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.who-desc {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.9;
    border-right: 3px solid var(--primary-color);
    padding-right: 16px;
}

.who-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 20px;
}

.who-feat {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-main);
}

.who-feat i {
    color: #16a34a;
    font-size: 1rem;
    flex-shrink: 0;
}

.who-stats-row {
    display: flex;
    align-items: center;
    gap: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
}

.who-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.who-stat-num {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary-color);
    line-height: 1;
}

.who-stat-lbl {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
}

.who-stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border-color);
}

.who-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #16a34a, #15803d);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 40px;
    text-decoration: none;
    width: fit-content;
    box-shadow: 0 8px 24px rgba(22,163,74,0.35);
    transition: transform 0.2s, box-shadow 0.2s;
}

.who-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(22,163,74,0.45);
}

/* ══════════════════════════════════════════════
   Why Us Section
══════════════════════════════════════════════ */
.why-section {
    padding: 80px 24px 100px;
    max-width: 1300px;
    margin: 0 auto;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px 24px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-yellow));
    border-radius: 0 0 0 4px;
    opacity: 0;
    transition: opacity 0.3s;
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.why-card:hover::before {
    opacity: 1;
}

.why-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-light), rgba(2,132,199,0.05));
    border: 2px solid rgba(2,132,199,0.15);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 0 auto 18px;
    transition: background 0.3s;
}

.why-card:hover .why-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: #fff;
    border-color: transparent;
}

.why-card h3 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 10px;
}

.why-card p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ══════════════════════════════════════════════
   Grades Section
══════════════════════════════════════════════ */
.grades-section {
    padding: 80px 24px 100px;
    max-width: 1300px;
    margin: 0 auto;
    background: radial-gradient(ellipse at center, rgba(2,132,199,0.04) 0%, transparent 70%);
    border-radius: 32px;
}

.grades-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.grade-card {
    border-radius: 20px;
    padding: 28px 22px;
    text-align: center;
    border: 1.5px solid transparent;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.grade-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.grade-card.grade-prep {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-color: rgba(2,132,199,0.2);
}

[data-theme="dark"] .grade-card.grade-prep {
    background: linear-gradient(135deg, rgba(2,132,199,0.12) 0%, rgba(2,132,199,0.06) 100%);
    border-color: rgba(2,132,199,0.25);
}

.grade-card.grade-sec1 {
    background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
    border-color: rgba(234,179,8,0.3);
}

[data-theme="dark"] .grade-card.grade-sec1 {
    background: linear-gradient(135deg, rgba(234,179,8,0.12) 0%, rgba(234,179,8,0.05) 100%);
    border-color: rgba(234,179,8,0.25);
}

.grade-card.grade-sec2 {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-color: rgba(22,163,74,0.25);
}

[data-theme="dark"] .grade-card.grade-sec2 {
    background: linear-gradient(135deg, rgba(22,163,74,0.12) 0%, rgba(22,163,74,0.05) 100%);
    border-color: rgba(22,163,74,0.25);
}

.grade-card.grade-sec3 {
    background: linear-gradient(135deg, #fdf4ff 0%, #fae8ff 100%);
    border-color: rgba(168,85,247,0.25);
}

[data-theme="dark"] .grade-card.grade-sec3 {
    background: linear-gradient(135deg, rgba(168,85,247,0.12) 0%, rgba(168,85,247,0.05) 100%);
    border-color: rgba(168,85,247,0.25);
}

.grade-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin: 0 auto 12px;
}

.grade-prep .grade-icon { background: rgba(2,132,199,0.15); color: #0284c7; }
.grade-sec1 .grade-icon { background: rgba(234,179,8,0.15); color: #ca8a04; }
.grade-sec2 .grade-icon { background: rgba(22,163,74,0.15); color: #16a34a; }
.grade-sec3 .grade-icon { background: rgba(168,85,247,0.15); color: #9333ea; }

.grade-level {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(255,255,255,0.5);
    border-radius: 20px;
    padding: 3px 12px;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.grade-card h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 8px;
}

.grade-card p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
}

.grade-btn {
    display: inline-block;
    background: var(--card-bg);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 700;
    padding: 8px 22px;
    border-radius: 30px;
    text-decoration: none;
    border: 1.5px solid var(--primary-color);
    transition: background 0.2s, color 0.2s;
}

.grade-btn:hover {
    background: var(--primary-color);
    color: #fff;
}

/* ══════════════════════════════════════════════
   CTA Section
══════════════════════════════════════════════ */
.cta-section {
    max-width: 1300px;
    margin: 0 auto 80px;
    padding: 0 24px;
}

.cta-inner {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 50%, #075985 100%);
    border-radius: 28px;
    padding: 70px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(2,132,199,0.35);
}

.cta-glow {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(255,255,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-title {
    font-size: 2.2rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 1rem;
    color: rgba(255,255,255,0.85);
    max-width: 560px;
    margin: 0 auto 32px;
    line-height: 1.8;
}

.cta-btns {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cta-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-yellow);
    color: #1a1500;
    font-size: 1rem;
    font-weight: 800;
    padding: 14px 32px;
    border-radius: 40px;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(234,179,8,0.4);
    transition: transform 0.2s, box-shadow 0.2s;
}

.cta-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(234,179,8,0.5);
}

.cta-btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    padding: 14px 32px;
    border-radius: 40px;
    text-decoration: none;
    border: 1.5px solid rgba(255,255,255,0.3);
    transition: background 0.2s;
    backdrop-filter: blur(8px);
}

.cta-btn-whatsapp:hover {
    background: rgba(255,255,255,0.25);
}

/* ══════════════════════════════════════════════
   Responsive for new sections
══════════════════════════════════════════════ */
@media (max-width: 900px) {
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .grades-grid { grid-template-columns: repeat(2, 1fr); }
    .who-inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    .who-img-frame { width: 280px; height: 340px; margin: 0 auto; }
    .who-desc { border-right: none; border-bottom: 2px solid var(--primary-color); padding-right: 0; padding-bottom: 12px; }
    .who-features { grid-template-columns: 1fr; }
    .who-stats-row { flex-direction: column; gap: 16px; }
    .who-stat-divider { width: 60px; height: 1px; }
    .who-cta-btn { margin: 0 auto; }
    .who-tag { margin: 0 auto; }
    .cta-inner { padding: 48px 24px; }
    .cta-title { font-size: 1.7rem; }
}

@media (max-width: 576px) {
    .why-grid { grid-template-columns: 1fr; }
    .grades-grid { grid-template-columns: 1fr; }
    .section-title { font-size: 1.7rem; }
}

/* ═══════════════════════════════════════════════════════════
   PROMO SECTIONS — Discover Courses & Join Family Banners
   ═══════════════════════════════════════════════════════════ */

.promos-wrapper {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 24px 80px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.promo-card {
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 48px;
    position: relative;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

/* Distinct premium gradients for the two sections */
.promo-courses {
    background: linear-gradient(135deg, #0f172a 0%, #0c4a6e 50%, #0369a1 100%);
    border-color: rgba(56, 189, 248, 0.25);
    box-shadow: 0 20px 40px rgba(3, 105, 161, 0.12);
}

.promo-courses:hover {
    border-color: rgba(56, 189, 248, 0.6);
    box-shadow: 0 24px 48px rgba(56, 189, 248, 0.2);
    transform: translateY(-4px);
}

.promo-join {
    background: linear-gradient(135deg, #1e1b4b 0%, #2e1065 50%, #4c1d95 100%);
    border-color: rgba(168, 85, 247, 0.25);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.12);
}

.promo-join:hover {
    border-color: rgba(168, 85, 247, 0.6);
    box-shadow: 0 24px 48px rgba(168, 85, 247, 0.2);
    transform: translateY(-4px);
}

/* Dark Mode Overrides */
[data-theme="dark"] .promo-courses {
    background: linear-gradient(135deg, #030712 0%, #082f49 50%, #0c4a6e 100%);
    border-color: rgba(56, 189, 248, 0.2);
}

[data-theme="dark"] .promo-join {
    background: linear-gradient(135deg, #090514 0%, #1e1b4b 50%, #2e1065 100%);
    border-color: rgba(168, 85, 247, 0.2);
}

/* Equal 50/50 split on desktop */
.promo-body {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
}

.promo-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: right;
    z-index: 2;
}

.promo-media {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
}

.promo-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #e0f2fe;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 6px 14px;
    border-radius: 30px;
    margin-bottom: 20px;
}

.promo-title {
    font-size: 2.2rem;
    font-weight: 900;
    color: #ffffff;
    line-height: 1.3;
    margin-bottom: 16px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.promo-text {
    font-size: 1.05rem;
    color: #e0f2fe;
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 650px;
    opacity: 0.95;
}

.btn-promo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    color: #ffffff;
    font-weight: 800;
    font-size: 1.05rem;
    padding: 14px 32px;
    border-radius: 14px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
    transition: all 0.3s ease;
}

.btn-promo:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(2, 132, 199, 0.5);
    filter: brightness(1.1);
}

.btn-promo.btn-yellow {
    background: linear-gradient(135deg, #eab308 0%, #ca8a04 100%);
    color: #0f172a;
    box-shadow: 0 4px 14px rgba(234, 179, 8, 0.3);
}

.btn-promo.btn-yellow:hover {
    box-shadow: 0 8px 24px rgba(234, 179, 8, 0.5);
}

/* Horizontal slide animation for the courses button */
@keyframes promo-move-x {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-8px); }
}

.btn-courses-animate {
    animation: promo-move-x 2s ease-in-out infinite;
}

.btn-courses-animate:hover {
    animation-play-state: paused;
    transform: translateY(-2px) scale(1.03);
}

/* Floating animation for images to make it alive and interactive */
@keyframes float-promo-img {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.promo-glow {
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    z-index: 0;
    pointer-events: none;
}

.promo-courses .promo-glow {
    background: radial-gradient(circle, rgba(56, 189, 248, 0.28) 0%, transparent 70%);
}

.promo-join .promo-glow {
    background: radial-gradient(circle, rgba(168, 85, 247, 0.3) 0%, transparent 70%);
}

.promo-img {
    width: 100%;
    max-height: 380px;
    object-fit: contain;
    position: relative;
    z-index: 1;
    transition: transform 0.5s ease;
    filter: drop-shadow(0 12px 24px rgba(0,0,0,0.3));
    animation: float-promo-img 4s ease-in-out infinite;
}

.promo-card:hover .promo-img {
    animation-play-state: paused;
    transform: scale(1.05) translateY(-5px);
}

/* Responsive Rules */
@media (max-width: 992px) {
    .promo-body {
        flex-direction: column-reverse;
        gap: 36px;
    }
    
    .promo-content {
        align-items: center;
        text-align: center;
    }
    
    .promo-media {
        width: 100%;
    }
    
    .promo-img {
        max-height: 260px;
    }
}

@media (max-width: 576px) {
    .promo-card {
        padding: 32px 20px;
        border-radius: 20px;
    }
    
    .promo-title {
        font-size: 1.7rem;
    }
    
    .promo-text {
        font-size: 0.95rem;
    }
    
    .btn-promo {
        width: 100%;
        justify-content: center;
        padding: 12px 24px;
        font-size: 0.95rem;
    }
}