/* css/pages/home_redesign.css */

:root {
    /* --- Theme: Logic & Motion (Education Center) --- */
    --bg-deep: #0f172a;
    /* Deep Slate Blue */
    --bg-surface: #1e293b;
    /* Lighter Slate */
    --bg-card: rgba(255, 255, 255, 0.95);

    --accent-primary: #3b82f6;
    /* Bright Blue */
    --accent-glow: #60a5fa;
    --accent-secondary: #0ea5e9;
    /* Cyan */

    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #f8fafc;

    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-text: linear-gradient(to right, #2563eb, #06b6d4);

    --font-heading: 'Plus Jakarta Sans', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;

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

    --shadow-soft: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
}

/* --- Base --- */
body {
    font-family: var(--font-body);
    background-color: #f1f5f9;
    /* Light clean bg for content below hero */
    color: var(--text-main);
    margin: 0;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    margin: 0;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.2s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Hero Section: High-Performance 3D Motion --- */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    max-height: 900px;
    background: radial-gradient(circle at center top, #1e293b 0%, #0f172a 100%);
    color: white;
    overflow: hidden;
    perspective: 1200px;
    /* Increased perspective for deeper look */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* Container for the 3D scene to manage rotation */
.hero-scene {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    transform-style: preserve-3d;
    pointer-events: auto;
    /* Catch 3D drags */
    z-index: 0;
}

/* The Grid Floor and Horizon Removed - Replaced by Three.js Canvas */

.hero-glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.6;
    /* More visible */
    z-index: 0;
    will-change: transform, opacity;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-secondary);
    /* Cyan */
    top: -100px;
    left: 20%;
    animation: pulseOrb 8s ease-in-out infinite alternate;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-primary);
    /* Blue */
    bottom: -150px;
    right: 10%;
    animation: pulseOrb 10s ease-in-out infinite alternate-reverse;
}

/* Optimizing Animations */


@keyframes pulseOrb {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }

    100% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    /* Above horizon glow */
    max-width: 900px;
    padding: 20px;
    pointer-events: none;
    /* Allow clicks to pass through to 3D scene */
    /* Glass backing for readability */
    /* backdrop-filter: blur(2px); */
}

.hero-badge {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 99px;
    font-size: 0.9rem;
    color: var(--accent-secondary);
    font-weight: 600;
    margin-bottom: 24px;
    display: inline-block;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 24px;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #cbd5e1;
    max-width: 700px;
    margin: 0 auto 40px;
    font-weight: 300;
}

.btn-group {
    display: flex;
    justify-content: center;
    gap: 16px;
    pointer-events: auto;
    /* Re-enable clicks for buttons */
}

.btn-modern {
    background: var(--accent-primary);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    border: none;
    cursor: pointer;
}

.btn-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

.btn-glass-light {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all 0.2s;
}

.btn-glass-light:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* --- Subject System Section --- */
.subject-system-section {
    padding: 80px 0;
    background: white;
}

.subject-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.subject-card {
    position: relative;
    height: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    color: white;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    background-size: cover;
    background-position: center;
    background-color: var(--bg-deep);
    /* Fallback */
    isolation: isolate;
}

.subject-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.2) 60%, transparent 100%);
    z-index: 1;
    transition: 0.3s;
}

.subject-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.2);
}

.subject-card:hover::before {
    background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0.4) 100%);
}

.subject-info {
    position: relative;
    z-index: 2;
}

.subject-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    background: linear-gradient(to right, #60a5fa, #22d3ee);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.3));
}

.subject-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.subject-desc {
    color: #cbd5e1;
    font-size: 0.95rem;
    opacity: 0.9;
    transform: translateY(10px);
    transition: 0.3s;
}

.subject-card:hover .subject-desc {
    transform: translateY(0);
    opacity: 1;
}

/* Unique Gradients/Colors for Subjects */
.subject-physics {
    background-image: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
}

.subject-math {
    background-image: linear-gradient(135deg, #be185d 0%, #f472b6 100%);
}

.subject-chem {
    background-image: linear-gradient(135deg, #047857 0%, #34d399 100%);
}

.subject-english {
    background-image: linear-gradient(135deg, #b45309 0%, #fbbf24 100%);
}

/* --- Section Headers --- */
.section-header {
    text-align: center;
    margin: 80px 0 50px;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--bg-deep);
}

/* --- Story/Dedication Section (Tâm Huyết) --- */
.story-section {
    padding: 100px 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.story-container {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1100px;
    margin: 0 auto;
}

.story-image-box {
    flex: 1;
    position: relative;
}

.story-image {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    transform: rotate(-3deg);
    transition: 0.3s;
}

.story-image-box:hover .story-image {
    transform: rotate(0deg) scale(1.02);
}

.story-quote-card {
    position: absolute;
    bottom: -30px;
    right: -20px;
    background: white;
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 250px;
}

.quote-icon {
    font-size: 2rem;
    color: var(--accent-primary);
    opacity: 0.2;
    position: absolute;
    top: 10px;
    left: 10px;
}

.story-content {
    flex: 1;
}

.story-label {
    color: var(--accent-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    display: block;
}

.story-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.1;
    color: var(--bg-deep);
}

.story-title span {
    color: var(--accent-secondary);
}

.story-text {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 32px;
    line-height: 1.8;
}

.signature {
    font-family: 'Dancing Script', cursive;
    /* Assuming Google Font load */
    font-size: 2rem;
    color: var(--bg-deep);
    margin-top: 20px;
}

@media (max-width: 900px) {
    .story-container {
        flex-direction: column;
        gap: 40px;
        padding: 0 24px;
    }

    .story-image {
        transform: rotate(0);
    }

    .story-quote-card {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: -40px;
        margin-left: auto;
    }
}

.features-section {
    padding-bottom: 80px;
}

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

.bento-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    border: 1px solid #e2e8f0;
    transition: transform 0.2s;
    display: flex;
    flex-direction: column;
}

.bento-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.bento-card.large {
    grid-column: span 2;
    background: var(--bg-deep);
    color: white;
    border: none;
}

.bento-card.large .bento-icon {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.bento-card.large p {
    color: #94a3b8;
}

.bento-card.large h3 {
    color: white;
}

.bento-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: #f0f9ff;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

/* --- Team Section --- */
.team-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, #f8fafc 0%, #edf2f7 100%);
}

.team-section-header {
    text-align: center;
    margin-bottom: 60px;
}

.team-group-title {
    font-size: 1.8rem;
    color: var(--bg-deep);
    font-weight: 800;
    margin: 60px 0 40px;
    text-align: center;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.team-group-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent-gradient);
    border-radius: 2px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin-bottom: 20px;
    justify-content: center;
}

/* Special grid for Founders (3 cols centered) */
.founders-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-bottom: 60px;
}

.founders-grid .team-card {
    flex: 0 1 350px;
    /* Larger cards for founders */
}

.team-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.team-image-wrapper {
    width: 100%;
    aspect-ratio: 3/4;
    /* Portrait ratio for professional look */
    overflow: hidden;
    position: relative;
}

.team-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.team-card:hover .team-image {
    transform: scale(1.08);
}

.team-info {
    padding: 24px;
    text-align: center;
    background: white;
    position: relative;
    z-index: 2;
}

.team-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--bg-deep);
    margin-bottom: 8px;
}

.team-role {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
    color: var(--accent-primary);
}

.team-dept {
    font-size: 0.85rem;
    color: #64748b;
    font-weight: 500;
    line-height: 1.4;
}

/* Quote Badge Style - "Story Quote Card" equivalent */
.team-quote-badge {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-sizing: border-box;
}

.team-card:hover .team-quote-badge {
    transform: translateY(0);
}

.team-quote-badge i {
    color: var(--accent-primary);
    font-size: 1.2rem;
    opacity: 0.8;
}

.team-quote-badge .quote-text {
    font-size: 0.9rem;
    font-style: italic;
    color: #334155;
    line-height: 1.5;
    display: block;
}

/* Badge for Founders */
.founder-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--bg-deep);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    z-index: 5;
}

/* --- Subject Cards --- */
.subjects-section {
    background: white;
    padding: 80px 0;
}

.classes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.course-card {
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid #e2e8f0;
    box-shadow: var(--shadow-soft);
    position: relative;
    height: 100%;
    transition: 0.3s;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.course-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--accent-primary);
    color: white;
    padding: 4px 12px;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 700;
}

.card-content {
    padding: 32px;
}

/* Responsive */
/* Responsive */
@media (max-width: 1024px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {

    /* --- Hero Section Mobile --- */
    .hero-section {
        height: auto;
        min-height: 100vh;
        padding-top: 80px;
        /* Space for fixed header */
        align-items: flex-start;
    }

    .hero-content {
        padding: 40px 20px;
        margin-top: 40px;
    }

    .hero-title {
        font-size: 2.5rem;
        letter-spacing: -1px;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .orb-1,
    .orb-2 {
        opacity: 0.4;
        /* Reduce distraction */
        width: 300px;
        height: 300px;
    }

    .btn-group {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .btn-modern,
    .btn-glass-light {
        width: 100%;
        box-sizing: border-box;
    }

    /* --- Bento Grid Mobile --- */
    .bento-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .bento-card {
        padding: 24px;
    }

    .bento-card.large {
        grid-column: span 1;
    }

    /* --- Story Section Mobile --- */
    .story-section {
        padding: 60px 0;
    }

    .story-title {
        font-size: 2rem;
    }

    .story-image-box {
        margin-bottom: 2rem;
    }

    .story-image {
        transform: rotate(0);
    }

    /* --- Team Section Mobile --- */
    .team-gallery-wrapper {
        flex-direction: column;
        height: auto;
    }

    .team-nav {
        flex: none;
        width: 100%;
        overflow-x: auto;
        flex-direction: row;
        padding-bottom: 10px;
    }

    .team-nav-item {
        white-space: nowrap;
        flex-shrink: 0;
    }

    .team-group-title {
        font-size: 1.5rem;
        margin: 40px 0 30px;
    }
}


/* --- Team Gallery Section (New) --- */
.team-gallery-section {
    padding: 100px 0;
    background: linear-gradient(to bottom, #f8fafc 0%, #edf2f7 100%);
    overflow: hidden;
}

.team-gallery-wrapper {
    display: flex;
    gap: 40px;
    margin-top: 50px;
    height: 500px;
    /* Fixed height for consistent layout */
}

/* Navigation Side (Left) */
.team-nav {
    flex: 0 0 300px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    padding-right: 10px;
    /* Custom Scrollbar */
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

.team-nav::-webkit-scrollbar {
    width: 6px;
}

.team-nav::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: 4px;
}

.team-nav-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    background: white;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
    opacity: 0.7;
}

.team-nav-item:hover {
    opacity: 1;
    background: #f1f5f9;
    transform: translateX(5px);
}

.team-nav-item.active {
    opacity: 1;
    background: white;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
    transform: translateX(10px);
}

.nav-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #e2e8f0;
}

.team-nav-item.active .nav-avatar {
    border-color: var(--accent-primary);
}

.nav-info {
    display: flex;
    flex-direction: column;
}

.nav-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--bg-deep);
}

.nav-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Spotlight Area (Right) */
.team-spotlight {
    flex: 1;
    background: white;
    border-radius: 24px;
    box-shadow: var(--shadow-soft);
    display: flex;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

/* Backdrop decoration */
.team-spotlight::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.spotlight-image-col {
    flex: 0 0 45%;
    position: relative;
    overflow: hidden;
    background: #f8fafc;
}

.spotlight-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.5s;
}

.team-spotlight:hover .spotlight-image {
    transform: scale(1.03);
}

.spotlight-content-col {
    flex: 1;
    padding: 60px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.spotlight-role-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 20px;
    align-self: flex-start;
}

.spotlight-name {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--bg-deep);
    margin-bottom: 12px;
    line-height: 1.1;
    background: linear-gradient(to right, #0f172a, #334155);
    -webkit-background-clip: text;
    background-clip: text;
}

.spotlight-dept {
    font-size: 1.1rem;
    color: var(--accent-secondary);
    font-weight: 600;
    margin-bottom: 30px;
}

.spotlight-quote-box {
    position: relative;
    padding-left: 24px;
    border-left: 4px solid var(--accent-primary);
}

.spotlight-quote {
    font-size: 1.1rem;
    font-style: italic;
    color: #475569;
    line-height: 1.7;
    margin: 0;
}

.spotlight-quote i {
    font-size: 1.5rem;
    color: #cbd5e1;
    margin-right: 8px;
}

/* Animations using keyframes */
.fade-in-up {
    animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* Responsive */
@media (max-width: 900px) {
    .team-gallery-wrapper {
        flex-direction: column;
        height: auto;
    }

    .team-nav {
        flex: none;
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 20px;
        width: 100%;
        scroll-snap-type: x mandatory;
    }

    .team-nav-item {
        flex: 0 0 240px;
        scroll-snap-align: start;
        transform: none !important;
        /* Disable hover shift on mobile */
    }

    .team-nav-item.active {
        background: var(--accent-primary);
        color: white;
    }

    .team-nav-item.active .nav-name {
        color: white;
    }

    .team-nav-item.active .nav-role {
        color: rgba(255, 255, 255, 0.8);
    }

    .team-spotlight {
        flex-direction: column;
        height: auto;
    }

    .spotlight-image-col {
        height: 300px;
    }

    .spotlight-content-col {
        padding: 30px 24px;
    }

    .spotlight-name {
        font-size: 2rem;
    }
}
/* Mock Exam Registration Form */
.mock-exam-section {
    padding: 60px 0;
    background-color: var(--bg-body);
}
.exam-register-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    padding: 30px;
}
.registration-subject-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    margin-top: 10px;
}
.registration-subject-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}
.registration-subject-checkbox input {
    cursor: pointer;
}
.form-info-text {
    font-size: 0.9em;
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* Thêm style cho form inputs */
.mock-exam-section .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}
.mock-exam-section .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}
.mock-exam-section .form-group input[type="text"],
.mock-exam-section .form-group input[type="email"],
.mock-exam-section .form-group input[type="tel"] {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-hard);
    font-size: 1rem;
    background-color: var(--color-surface);
    transition: var(--transition-smooth);
}
.mock-exam-section .form-group input[type="text"]:focus,
.mock-exam-section .form-group input[type="email"]:focus,
.mock-exam-section .form-group input[type="tel"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px hsla(210, 100%, 50%, 0.15);
}
.mock-exam-section .auth-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}