/* ==========================================================================
   أكاديمية غراس الإلكترونية - Refined Luxury Stylesheet (FIXED)
   ========================================================================== */

/* CSS Variables */
:root {
    --color-bg: #FFF8FB;
    --color-bg-alt: #FFF0F5;
    --color-bg-gradient: linear-gradient(135deg, #FFF0F5 0%, #FCE4EC 100%);
    --color-accent: #C2185B;
    --color-accent-light: #F48FB1;
    --color-accent-soft: #F8BBD0;
    --color-white: #FFFFFF;
    --color-text: #1A1A2E;
    --color-text-light: #5A5A6B; /* FIX #1: كان #6B6B7B — أغمق قليلاً لوضوح أفضل على الهاتف */
    --color-success: #4CAF50;
    --color-error: #E53935;
    --color-border: #F8BBD0;

    --font-display: 'Amiri', 'Traditional Arabic', serif;
    --font-body: 'Tajawal', 'Segoe UI', Tahoma, sans-serif;

    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 80px;
    --spacing-2xl: 100px;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 40px rgba(194, 24, 91, 0.15);
    --shadow-glow: 0 0 30px rgba(194, 24, 91, 0.2);

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    /* FIX #2: منع الـ horizontal scroll الناتج عن المينيو في الهاتف */
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    direction: rtl;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent-light), var(--color-accent));
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==========================================================================
   Header / Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(248, 187, 208, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(244, 143, 177, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(252, 228, 236, 0.5) 0%, transparent 70%),
        var(--color-bg);
    position: relative;
    overflow: hidden;
}

.hero-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M40 0L50 30L80 40L50 50L40 80L30 50L0 40L30 30z' fill='%23C2185B' fill-opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.6;
    pointer-events: none;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    background: rgba(233, 30, 140, 0.95);
    backdrop-filter: blur(12px);
    transform: translateY(-100%);
    animation: slideDown 0.5s ease 0.3s forwards;
}

@keyframes slideDown {
    to { transform: translateY(0); }
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.logo-icon {
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    transition: var(--transition-fast);
    position: relative;
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 50%;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-normal);
    transform: translateX(50%);
}

.nav-links a:hover {
    color: var(--color-accent);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--color-accent);
    color: var(--color-white) !important;
    padding: 10px 24px;
    border-radius: var(--radius-lg);
    transition: var(--transition-normal) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: #AD1457;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    /* FIX #3: التأكد من أن الزر فوق المينيو */
    position: relative;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-normal);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero Content */
.hero-content {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    /* FIX #4: زيادة padding-top لمنع التداخل مع النافبار على كل الأحجام */
    padding: 140px var(--spacing-md) var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 7vw, 5rem); /* FIX #5: تصغير الحد الأدنى من 2.5rem إلى 2rem للهاتف */
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-accent) 0%, #E91E8C 50%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
    opacity: 0;
    animation: heroTitleIn 0.8s ease 0.5s forwards;
}

.hero-title .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(30px);
}

.hero-title .word.animate {
    animation: wordFadeIn 0.6s ease forwards;
}

@keyframes wordFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroTitleIn {
    to { opacity: 1; }
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.4rem);
    color: var(--color-text-light);
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
    /* FIX #6: تغيير font-weight من 300 إلى 400 لضمان الوضوح */
    font-weight: 400;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.9s forwards;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
    opacity: 0;
    animation: fadeInUp 0.8s ease 1.1s forwards;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background: #AD1457;
    transform: translateY(-3px) scale(1.04);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

.btn-secondary:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-3px) scale(1.04);
}

.btn-telegram {
    background: #229ED9;
    color: var(--color-white);
    font-size: 1rem;
    padding: 12px 24px;
}

.btn-telegram:hover {
    background: #0088cc;
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 4px 15px rgba(34, 158, 217, 0.4);
}

.btn-submit {
    background: var(--color-accent);
    color: var(--color-white);
    width: 100%;
    padding: 18px;
    font-size: 1.2rem;
    margin-top: var(--spacing-md);
}

.btn-submit:hover {
    background: #AD1457;
    transform: translateY(-2px) scale(1.04);
    box-shadow: var(--shadow-lg);
}

.btn-submit:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.btn-submit.loading {
    pointer-events: none;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit .spinner {
    display: none;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    position: absolute;
}

.btn-submit.loading .spinner {
    display: block;
}

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

/* ==========================================================================
   Sections
   ========================================================================== */
.section {
    padding: clamp(60px, 8vw, var(--spacing-xl)) 0;
    transition: background 0.3s ease;
}

/* FIX #7: إصلاح section-title — المشكلة الرئيسية للتداخل
   الكود القديم كان يستخدم left:50% + transform مع inline-block
   مما يسبب خروج العنوان عن حدود الصفحة على الهاتف */
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.5rem); /* FIX: تصغير الحد الأدنى */
    font-weight: 700;
    color: var(--color-accent);
    text-align: center;
    margin-bottom: calc(var(--spacing-sm) + 12px); /* مساحة للخط السفلي */
    position: relative;
    display: block; /* FIX: تغيير من inline-block إلى block */
    /* حذف: left: 50%; transform: translateX(-50%); — كانت تسبب التداخل */
    padding-bottom: 12px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent-light), transparent);
}

.section-subtitle {
    font-size: clamp(0.95rem, 2vw, 1.1rem); /* FIX #8: إضافة clamp للهاتف */
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    /* FIX #9: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-section {
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: scale(1.02) translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-light);
}

.feature-icon {
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    /* FIX #10: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

/* ==========================================================================
   Packages Section
   ========================================================================== */
.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: var(--spacing-lg);
}

.package-type {
    margin-bottom: var(--spacing-xl);
}

.package-type-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent-soft);
}

.package-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.package-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-light), var(--color-accent), var(--color-accent-light));
    opacity: 0;
    transition: var(--transition-normal);
}

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

.package-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.package-card.package-featured {
    border: 2px solid var(--color-accent);
    background: linear-gradient(135deg, #FFF0F5 0%, #FCE4EC 100%);
}

/* FIX #11: إصلاح featured-badge — كان يتداخل مع النص بسبب overflow:hidden
   حل: استخدام clip-path بدلاً من overflow على البطاقة، أو تعديل الشارة */
.featured-badge {
    position: absolute;
    top: 18px;
    left: -30px;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 6px 42px;
    font-size: 0.75rem;
    font-weight: 600;
    transform: rotate(-45deg);
    white-space: nowrap;
    pointer-events: none;
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 10px rgba(194, 24, 91, 0.4); }
    50% { box-shadow: 0 0 25px rgba(194, 24, 91, 0.7); }
}

.package-header {
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-accent-soft);
    margin-bottom: var(--spacing-sm);
}

.package-header h4 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.package-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-accent);
}

.package-features {
    text-align: right;
}

.package-features li {
    padding: 6px 0;
    color: var(--color-text-light);
    position: relative;
    padding-right: 20px;
    /* FIX #12: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

.package-features li::before {
    content: '✓';
    position: absolute;
    right: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.package-highlights {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.highlight-item {
    color: var(--color-accent);
    font-weight: 500;
}

.group-packages {
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   Courses Section
   ========================================================================== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.course-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--color-border);
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-light);
}

.course-icon {
    margin-bottom: var(--spacing-sm);
}

.course-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.course-price {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.course-note {
    color: var(--color-text-light);
    font-size: 0.95rem;
    /* FIX #13: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

.course-topics {
    text-align: right;
    margin-top: var(--spacing-sm);
}

.course-topics li {
    padding: 4px 0;
    color: var(--color-text-light);
    font-size: 0.9rem;
    /* FIX #14: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
    position: relative;
    padding-right: 16px;
}

.course-topics li::before {
    content: '•';
    position: absolute;
    right: 0;
    color: var(--color-accent);
}

/* ==========================================================================
   Children Section
   ========================================================================== */
.children-section {
    background: var(--color-bg-gradient);
}

.children-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
}

.children-pillar {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--color-border);
}

.children-pillar:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-light);
}

.pillar-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.children-pillar h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
}

/* ==========================================================================
   Steps Section
   ========================================================================== */
.steps-section {
    background: var(--color-white);
}

/* FIX #15: إصلاح steps-container — إضافة overflow:hidden لمنع التمدد الأفقي */
.steps-container {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.step-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    width: 220px;
    position: relative;
    transition: var(--transition-normal);
    /* FIX #16: منع تمدد الكرت في الهاتف */
    max-width: 100%;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent-light);
}

.step-number {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--color-accent);
    color: var(--color-white);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.step-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-xs);
}

.step-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.step-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    /* FIX #17: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

/* FIX #18: إصلاح step-connector — كان يحتاج flex-shrink: 0 لمنع التداخل */
.step-connector {
    display: flex;
    align-items: center;
    padding-top: 40px;
    flex-shrink: 0;
}

.telegram-cta {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 500px;
    margin: 0 auto;
    border: 1px solid var(--color-border);
}

.telegram-cta p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

/* ==========================================================================
   Registration Section
   ========================================================================== */
.register-section {
    background: var(--color-bg-alt);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.registration-form {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.required {
    color: var(--color-accent);
}

.form-group input,
.form-group select {
    padding: 14px 16px;
    border: 2px solid var(--color-accent-soft);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-normal);
    background: var(--color-white);
    /* FIX #19: منع تصغير النص في iOS */
    -webkit-text-size-adjust: 100%;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(194, 24, 91, 0.15);
}

.form-group input::placeholder {
    color: #999;
}

.form-group input.error,
.form-group select.error {
    border-color: var(--color-error);
}

.error-message {
    color: var(--color-error);
    font-size: 0.85rem;
    margin-top: 4px;
    min-height: 20px;
}

.radio-group {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 16px;
    border: 2px solid var(--color-accent-soft);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    /* FIX #20: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

.radio-label:hover {
    border-color: var(--color-accent);
}

.radio-label input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent);
    /* FIX #21: إزالة padding و border الموروثة من .form-group input */
    padding: 0;
    border: none;
    flex-shrink: 0;
}

/* FIX #22: إصلاح :has() — إضافة بديل للمتصفحات التي لا تدعمه */
.radio-label:has(input:checked) {
    border-color: var(--color-accent);
    background: var(--color-bg);
}

/* بديل JavaScript-based لـ :has() — يُضاف عبر JS: radio-label--checked */
.radio-label--checked {
    border-color: var(--color-accent);
    background: var(--color-bg);
}

.form-error {
    text-align: center;
    color: var(--color-error);
    margin-top: var(--spacing-sm);
    font-weight: 500;
}

/* FIX #23: إصلاح payment-card — المشكلة كانت أن opacity:0 + transform
   تجعل البطاقة تحتل مساحة في الصفحة وتسبب تداخلاً
   الحل: إخفاؤها بـ display:none افتراضياً */
.payment-card {
    background: linear-gradient(135deg, #C2185B 0%, #AD1457 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    color: var(--color-white);
    text-align: center;
    box-shadow: var(--shadow-glow);
    display: none; /* FIX: إخفاء كامل بدلاً من opacity:0 */
}

.payment-card.show {
    display: block; /* FIX: إظهار ثم تشغيل الأنيميشن */
    animation: paymentEntrance 0.6s var(--transition-spring) forwards;
}

/* حذف .payment-card.hidden — أصبح display:none هو الافتراضي */

@keyframes paymentEntrance {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.payment-success {
    margin-bottom: var(--spacing-lg);
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--color-white);
    color: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto var(--spacing-sm);
    animation: bounce 0.6s ease;
}

.payment-success h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
}

.payment-summary {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    text-align: right;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    /* FIX #24: منع تداخل النص في الهاتف */
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.summary-row:last-child {
    border-bottom: none;
}

.summary-label {
    font-weight: 600;
}

.summary-value {
    font-weight: 400;
}

.payment-instruction {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.payment-method {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    text-align: right;
}

.payment-method h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 8px;
}

.account-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: var(--spacing-sm);
}

.account-number {
    font-family: monospace;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.btn-copy {
    background: var(--color-white);
    color: var(--color-accent);
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.btn-copy:hover {
    background: var(--color-bg);
}

.btn-copy.clicked {
    animation: copyBounce 0.3s ease;
    background: var(--color-success);
    color: white;
}

@keyframes copyBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.copy-tooltip {
    display: none;
    color: var(--color-success);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 8px;
}

.copy-tooltip.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

.ccp-details p {
    margin: 8px 0;
}

.payment-after {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.payment-after p {
    line-height: 1.6;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: var(--color-white);
    padding: var(--spacing-xl) 0;
    border-top: 2px solid var(--color-accent-soft);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    /* FIX #25: تغيير font-weight من 300 إلى 400 */
    font-weight: 400;
}

.footer-copyright {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* FIX #26: إصلاح scroll animations — إضافة fallback لـ JS المعطل
   العناصر ستبقى مرئية إذا لم يعمل Intersection Observer */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* FIX #27: نوع الـ @media لدعم prefers-reduced-motion — أشخاص حساسون للحركة */
@media (prefers-reduced-motion: reduce) {
    .fade-in {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .hero-title,
    .hero-subtitle,
    .hero-buttons {
        opacity: 1;
        animation: none;
    }
    .navbar {
        transform: none;
        animation: none;
    }
    .payment-card.show {
        animation: none;
        opacity: 1;
        transform: none;
    }
}

/* Staggered cascade for feature cards */
.feature-card.fade-in.visible:nth-child(1) { transition-delay: 0ms; }
.feature-card.fade-in.visible:nth-child(2) { transition-delay: 80ms; }
.feature-card.fade-in.visible:nth-child(3) { transition-delay: 160ms; }
.feature-card.fade-in.visible:nth-child(4) { transition-delay: 240ms; }

/* Pricing cards */
.package-card.fade-in.visible:nth-child(odd) {
    animation: slideFromLeft 0.6s ease forwards;
}

.package-card.fade-in.visible:nth-child(even) {
    animation: slideFromRight 0.6s ease forwards;
}

@keyframes slideFromLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideFromRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Section titles */
.section-title.fade-in {
    transform: translateY(20px);
}

.section-title.fade-in.visible {
    transform: translateY(0);
}

/* Steps */
.step-card.fade-in {
    opacity: 0;
    transform: translateX(-20px);
}

.step-card.fade-in.visible {
    animation: stepSlideIn 0.5s ease forwards;
}

.step-card.fade-in.visible:nth-child(1) { animation-delay: 0ms; }
.step-card.fade-in.visible:nth-child(2) { animation-delay: 150ms; }
.step-card.fade-in.visible:nth-child(3) { animation-delay: 300ms; }

@keyframes stepSlideIn {
    to { opacity: 1; transform: translateX(0); }
}

/* Course cards stagger */
.course-card.fade-in.visible:nth-child(1) { transition-delay: 0ms; }
.course-card.fade-in.visible:nth-child(2) { transition-delay: 80ms; }
.course-card.fade-in.visible:nth-child(3) { transition-delay: 160ms; }
.course-card.fade-in.visible:nth-child(4) { transition-delay: 240ms; }

/* Children pillars stagger */
.children-pillar.fade-in.visible:nth-child(1) { transition-delay: 0ms; }
.children-pillar.fade-in.visible:nth-child(2) { transition-delay: 80ms; }
.children-pillar.fade-in.visible:nth-child(3) { transition-delay: 160ms; }
.children-pillar.fade-in.visible:nth-child(4) { transition-delay: 240ms; }
.children-pillar.fade-in.visible:nth-child(5) { transition-delay: 320ms; }

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    /* FIX #28: إصلاح المينيو في الهاتف — كان translateX(100%) يسبب scrollbar */
    .nav-links {
        position: fixed;
        top: 0;
        right: 0; /* FIX: right بدلاً من left لأن الصفحة RTL */
        width: 100%;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-lg);
        /* FIX: translateX(100%) → translateX(-100%) لاتجاه RTL */
        transform: translateX(100%);
        transition: var(--transition-normal);
        z-index: 999;
        /* FIX: إضافة overflow:hidden للمينيو نفسه */
        overflow-y: auto;
        overflow-x: hidden;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links a {
        font-size: 1.5rem;
    }

    .step-connector {
        display: none;
    }

    .steps-container {
        flex-direction: column;
        align-items: center;
    }

    /* FIX #29: step-card يأخذ عرض كامل في الهاتف */
    .step-card {
        width: 100%;
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 40px;
        --spacing-lg: 30px;
    }

    .hero-content {
        /* FIX #30: تقليل padding-top في الهاتف */
        padding-top: 100px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

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

    .registration-form {
        padding: var(--spacing-md);
    }

    .radio-group {
        flex-direction: column;
    }

    .payment-card {
        padding: var(--spacing-lg);
    }

    .payment-method {
        text-align: center;
    }

    .account-info {
        justify-content: center;
    }

    /* FIX #31: تصغير features-grid في الهاتف الصغير */
    .features-grid {
        grid-template-columns: 1fr;
    }

    /* FIX #32: تصغير packages-grid في الهاتف */
    .packages-grid {
        grid-template-columns: 1fr;
    }

    /* FIX #33: تصغير courses-grid في الهاتف */
    .courses-grid {
        grid-template-columns: 1fr;
    }

    /* FIX #34: تصغير children-grid في الهاتف */
    .children-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* FIX #35: إصلاح payment-success h3 في الهاتف */
    .payment-success h3 {
        font-size: 1.4rem;
    }

    /* FIX #36: تصغير payment-instruction في الهاتف */
    .payment-instruction {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .section-title {
        font-size: 1.5rem;
    }

    .packages-grid {
        grid-template-columns: 1fr;
    }

    .course-card,
    .children-pillar {
        padding: var(--spacing-md);
    }

    .step-card {
        width: 100%;
    }

    /* FIX #37: children-grid بعمود واحد في الشاشات الصغيرة جداً */
    .children-grid {
        grid-template-columns: 1fr;
    }

    /* FIX #38: تصغير hero buttons */
    .btn {
        font-size: 1rem;
        padding: 12px 24px;
    }

    /* FIX #39: إصلاح nav-container في الهاتف الصغير */
    .nav-container {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* FIX #40: تصغير الـ logo في الهاتف الصغير */
    .logo {
        font-size: 1.2rem;
    }

    /* FIX #41: summary-row عمودي في الهاتف الصغير */
    .summary-row {
        flex-direction: column;
        gap: 4px;
    }
}