/* ===== متغيرات الألوان - الهوية البصرية لمنصة نبيه ===== */
:root {
    /* الألوان الأساسية */
    --primary-purple: #5e3fd3;
    --primary-gold: #ffbf00;

    /* الألوان الثانوية */
    --purple-light: #bb88eb;
    --lavender: #e0beff;
    --lavender-light: #f1e2ff;
    --gold-dark: #b29a00;
    --gold-light: #fff7bf;
    --dark-gray: #332a2e;

    /* ألوان إضافية */
    --white: #ffffff;
    --black: #000000;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ff9800;
    --orange: #ff6b35;

    /* الظلال */
    --shadow-sm: 0 2px 4px rgba(94, 63, 211, 0.1);
    --shadow-md: 0 4px 12px rgba(94, 63, 211, 0.15);
    --shadow-lg: 0 8px 24px rgba(94, 63, 211, 0.2);

    /* الأحجام */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;

    /* الانتقالات */
    --transition: all 0.3s ease;
}

/* ===== إعادة الضبط العامة ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'IBM Plex Sans Arabic', sans-serif;
    background: linear-gradient(135deg, var(--lavender-light) 0%, var(--white) 100%);
    color: var(--dark-gray);
    direction: rtl;
    min-height: 100vh;
    line-height: 1.6;
}

/* ===== الهيدر ===== */
.header {
    background: var(--white);
    padding: 15px 0;
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-img {
    height: 80px;
    width: auto;
}

.logo-icon {
    width: 55px;
    height: 45px;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-purple);
}

.logo-text span {
    color: var(--primary-gold);
}

/* ===== الحاوية الرئيسية ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== القسم الرئيسي (Hero) ===== */
.hero {
    padding: 140px 0 60px;
    text-align: center;
}

.hero-title {
    font-size: 2.8rem;
    color: var(--primary-purple);
    margin-bottom: 20px;
    font-weight: 700;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 50px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.9;
}

.hero-subtitle strong {
    color: var(--primary-gold);
    font-size: 1.4rem;
}

/* ===== بطاقات الاختبارات ===== */
.exams-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.exam-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    cursor: pointer;
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.exam-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-purple), var(--primary-gold));
}

.exam-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-purple);
}

/* ===== شريط مجاني ===== */
.free-badge {
    position: absolute;
    top: 20px;
    right: -35px;
    background: linear-gradient(135deg, var(--success), #20c997);
    color: var(--white);
    padding: 5px 40px;
    font-size: 0.85rem;
    font-weight: 700;
    transform: rotate(45deg);
    box-shadow: 0 2px 10px rgba(40, 167, 69, 0.3);
}

.exam-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: var(--white);
}

.exam-card h3 {
    font-size: 1.5rem;
    color: var(--primary-purple);
    margin-bottom: 15px;
    font-weight: 700;
}

.exam-card p {
    color: #666;
    margin-bottom: 25px;
    font-size: 1rem;
}

.exam-btn {
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    color: var(--white);
    border: none;
    padding: 12px 35px;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'IBM Plex Sans Arabic', sans-serif;
}

.exam-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* ===== قسم قريباً ===== */
.coming-soon-section {
    padding: 40px 0;
}

.coming-soon-box {
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.coming-soon-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.coming-soon-badge {
    display: inline-block;
    background: var(--primary-gold);
    color: var(--dark-gray);
    padding: 8px 25px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 20px;
}

.coming-soon-box h2 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.coming-soon-box p {
    color: var(--lavender-light);
    font-size: 1.1rem;
}

/* ===== نافذة التسجيل (Modal) ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 450px;
    width: 90%;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    left: 15px;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: #999;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--danger);
}

.modal h2 {
    text-align: center;
    color: var(--primary-purple);
    margin-bottom: 30px;
    font-size: 1.6rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-group input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: 'IBM Plex Sans Arabic', sans-serif;
    transition: var(--transition);
}

.form-group input[type="tel"],
.form-group input[type="email"] {
    direction: ltr;
    text-align: right;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(94, 63, 211, 0.1);
}

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

.error-message {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--dark-gray);
    border: none;
    padding: 15px;
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'IBM Plex Sans Arabic', sans-serif;
    margin-top: 10px;
}

.submit-btn:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

/* ===== نافذة التعليمات ===== */
.instructions-modal {
    max-width: 500px;
}

.instructions-content {
    text-align: right;
    margin-bottom: 25px;
}

.greeting {
    font-size: 1.3rem;
    color: var(--primary-purple);
    font-weight: 700;
    margin-bottom: 25px;
    text-align: center;
}

.instruction-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 15px;
    background: var(--lavender-light);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
}

.instruction-icon {
    font-size: 1.5rem;
}

.instruction-item strong {
    color: var(--primary-purple);
}

.instruction-warning {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: var(--radius-md);
    padding: 15px;
    margin-top: 20px;
    text-align: center;
    color: #856404;
}

.start-exam-btn {
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    color: var(--white);
}

/* ===== نافذة التأكيد ===== */
.confirm-modal {
    text-align: center;
}

.confirm-modal p {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.unanswered-warning {
    color: var(--danger);
    font-weight: 600;
}

.confirm-buttons {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.confirm-buttons .nav-btn {
    flex: 1;
}

/* ===== تنبيه الوقت ===== */
.time-alert {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white);
    padding: 15px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 3000;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

.time-alert.warning-alert {
    border: 2px solid var(--warning);
}

.time-alert.danger-alert {
    border: 2px solid var(--danger);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.alert-icon {
    font-size: 1.5rem;
}

.alert-text {
    font-weight: 700;
    font-size: 1.1rem;
}

/* ===== صفحة الاختبار ===== */
.exam-page {
    display: none;
    padding: 100px 0 40px;
    min-height: 100vh;
}

.exam-page.active {
    display: block;
}

.exam-header {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.timer {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-purple);
    padding: 10px 20px;
    background: var(--lavender-light);
    border-radius: var(--radius-md);
}

.timer.warning {
    color: var(--warning);
    background: #fff3e0;
    animation: pulse 1s infinite;
}

.timer.danger {
    color: var(--danger);
    background: #ffebee;
    animation: pulse 0.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.progress-container {
    flex: 1;
    max-width: 400px;
}

.progress-text {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 8px;
    text-align: center;
}

.progress-bar {
    height: 12px;
    background: var(--lavender-light);
    border-radius: 6px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-purple), var(--primary-gold));
    border-radius: 6px;
    transition: width 0.3s ease;
}

.question-counter {
    font-size: 1.1rem;
    color: var(--dark-gray);
    font-weight: 600;
}

/* ===== لوحة التنقل بين الأسئلة ===== */
.questions-nav-panel {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.panel-header > span {
    font-weight: 700;
    color: var(--primary-purple);
}

.panel-legend {
    display: flex;
    gap: 20px;
    font-size: 0.85rem;
    color: #666;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.legend-dot.answered {
    background: var(--success);
}

.legend-dot.flagged {
    background: var(--warning);
}

.legend-dot.current {
    background: var(--primary-purple);
}

.questions-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.q-nav-btn {
    width: 40px;
    height: 40px;
    border: 2px solid #e0e0e0;
    background: var(--white);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    font-family: 'IBM Plex Sans Arabic', sans-serif;
}

.q-nav-btn:hover {
    border-color: var(--primary-purple);
}

.q-nav-btn.current {
    background: var(--primary-purple);
    color: var(--white);
    border-color: var(--primary-purple);
}

.q-nav-btn.answered {
    background: var(--success);
    color: var(--white);
    border-color: var(--success);
}

.q-nav-btn.flagged {
    border-color: var(--warning);
    box-shadow: 0 0 0 2px var(--warning);
}

.q-nav-btn.answered.flagged {
    background: linear-gradient(135deg, var(--success) 50%, var(--warning) 50%);
}

/* ===== بطاقة السؤال ===== */
.question-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.question-text {
    font-size: 1.4rem;
    color: var(--dark-gray);
    line-height: 1.8;
    font-weight: 600;
    flex: 1;
    margin-bottom: 0;
}

.flag-btn {
    background: none;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
    opacity: 0.5;
}

.flag-btn:hover {
    opacity: 1;
    border-color: var(--warning);
}

.flag-btn.flagged {
    opacity: 1;
    background: var(--warning);
    border-color: var(--warning);
}

.options-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.option {
    background: var(--lavender-light);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    padding: 18px 25px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 15px;
}

.option:hover {
    border-color: var(--primary-purple);
    background: var(--lavender);
}

.option.selected {
    border-color: var(--primary-purple);
    background: linear-gradient(135deg, var(--lavender), var(--lavender-light));
}

.option-letter {
    width: 35px;
    height: 35px;
    background: var(--primary-purple);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.option.selected .option-letter {
    background: var(--primary-gold);
    color: var(--dark-gray);
}

.option-text {
    font-size: 1.1rem;
    color: var(--dark-gray);
}

/* ===== أزرار التنقل ===== */
.exam-navigation {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    flex-wrap: wrap;
}

.nav-btn {
    padding: 14px 35px;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'IBM Plex Sans Arabic', sans-serif;
    border: none;
}

.nav-btn.prev {
    background: var(--lavender-light);
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

.nav-btn.prev:hover {
    background: var(--lavender);
}

.nav-btn.next {
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    color: var(--white);
}

.nav-btn.next:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.nav-btn.finish {
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--dark-gray);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== صفحة النتائج ===== */
.results-page {
    display: none;
    padding: 100px 0 40px;
    min-height: 100vh;
}

.results-page.active {
    display: block;
}

.results-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 40px;
}

.score-circle {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-full);
    background: conic-gradient(var(--primary-purple) 0deg, var(--lavender-light) 0deg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    position: relative;
}

.score-circle::before {
    content: '';
    position: absolute;
    width: 160px;
    height: 160px;
    background: var(--white);
    border-radius: var(--radius-full);
}

.score-value {
    position: relative;
    z-index: 1;
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-purple);
}

.score-value span {
    font-size: 1.5rem;
}

.results-title {
    font-size: 1.8rem;
    color: var(--primary-purple);
    margin-bottom: 20px;
}

.results-message {
    font-size: 1.2rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--lavender-light);
    border-radius: var(--radius-md);
    border-right: 4px solid var(--primary-purple);
    text-align: right;
}

/* ===== قسم التسويق ===== */
.marketing-section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-purple);
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-purple), var(--primary-gold));
    border-radius: 2px;
}

/* ===== قسم المميزات ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--lavender), var(--lavender-light));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
}

.feature-card h4 {
    color: var(--primary-purple);
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.feature-card p {
    color: #666;
    font-size: 0.95rem;
}

/* ===== قسم تجارب المشتركين ===== */
.testimonials-slider {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-snap-type: x mandatory;
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 35px;
    min-width: 350px;
    box-shadow: var(--shadow-md);
    scroll-snap-align: start;
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.testimonial-info h5 {
    color: var(--dark-gray);
    font-size: 1.1rem;
}

.testimonial-info p {
    color: #999;
    font-size: 0.9rem;
}

.testimonial-score {
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-light));
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 700;
    color: var(--dark-gray);
    margin-right: auto;
}

.testimonial-text {
    color: #666;
    font-size: 1rem;
    line-height: 1.8;
    font-style: italic;
}

/* ===== قسم الفيديو ===== */
.video-section {
    background: linear-gradient(135deg, var(--primary-purple), var(--purple-light));
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    text-align: center;
    margin: 40px 0;
}

.video-section h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.video-section p {
    color: var(--lavender-light);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.video-placeholder {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 80px 40px;
    max-width: 700px;
    margin: 0 auto;
}

.video-placeholder p {
    color: #999;
}

/* ===== زر CTA ===== */
.cta-section {
    text-align: center;
    padding: 60px 0;
}

.cta-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-gold), var(--gold-dark));
    color: var(--dark-gray);
    padding: 18px 50px;
    border-radius: var(--radius-md);
    font-size: 1.3rem;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.cta-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* ===== الفوتر ===== */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 40px 0 20px;
    text-align: center;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo-img {
    height: 60px;
    width: auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--lavender-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-gold);
}

.footer-contact {
    margin-bottom: 20px;
    color: var(--lavender-light);
}

.footer-copyright {
    color: #888;
    font-size: 0.9rem;
    border-top: 1px solid #444;
    padding-top: 20px;
    margin-top: 20px;
}

/* ===== التجاوب مع الشاشات ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .exam-header {
        flex-direction: column;
        text-align: center;
    }

    .question-card {
        padding: 25px;
    }

    .question-header {
        flex-direction: column;
    }

    .question-text {
        font-size: 1.2rem;
    }

    .exam-navigation {
        flex-direction: column;
    }

    .nav-btn {
        width: 100%;
    }

    .results-card {
        padding: 30px 20px;
    }

    .score-circle {
        width: 150px;
        height: 150px;
    }

    .score-circle::before {
        width: 120px;
        height: 120px;
    }

    .score-value {
        font-size: 2.2rem;
    }

    .testimonial-card {
        min-width: 280px;
    }

    .modal {
        padding: 30px 20px;
    }

    .panel-legend {
        font-size: 0.75rem;
        gap: 10px;
    }

    .q-nav-btn {
        width: 35px;
        height: 35px;
        font-size: 0.85rem;
    }

    .confirm-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 120px 0 40px;
    }

    .hero-title {
        font-size: 1.6rem;
    }

    .exam-card {
        padding: 30px 20px;
    }

    .free-badge {
        font-size: 0.75rem;
        padding: 4px 35px;
        top: 15px;
        right: -40px;
    }

    .option {
        padding: 14px 18px;
    }

    .option-letter {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }

    .coming-soon-box {
        padding: 35px 25px;
    }

    .coming-soon-box h2 {
        font-size: 1.4rem;
    }
}

/* ===== أنيميشن الظهور ===== */
.fade-in {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== إخفاء العناصر ===== */
.hidden {
    display: none !important;
}

/* ===== تحسين Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--lavender-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-purple);
    border-radius: 4px;
}

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