/* ===============================================
   DR-DRIVE-20 - Clean Mint
   Fresh & Clean Modern Design
   Main: #98D8C8 (Mint) / Secondary: #FFFFFF
   =============================================== */

/* CSS Variables - Clean Mint Palette */
:root {
    /* Primary - Mint */
    --mint-50: #F0FAF7;
    --mint-100: #D1F2E8;
    --mint-200: #A8E6D4;
    --mint-300: #98D8C8;
    --mint-400: #7FCEBE;
    --mint-500: #5EBFAA;
    --mint-600: #4AA895;

    /* Neutral */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --white: #FFFFFF;

    /* Accent */
    --accent-coral: #FF8A80;
    --accent-yellow: #FFE082;
    --accent-blue: #81D4FA;

    /* Typography */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 80px 0;

    /* Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(152, 216, 200, 0.15);
    --shadow-xl: 0 20px 40px rgba(152, 216, 200, 0.2);

    /* Transitions */
    --transition: 0.3s ease;
    --transition-bounce: 0.4s 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;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    color: var(--gray-700);
    line-height: 1.7;
    background: var(--white);
    min-height: 100vh;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.4;
    color: var(--gray-800);
}

h1 { font-size: clamp(1.875rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: clamp(1.125rem, 2vw, 1.25rem); }

p {
    color: var(--gray-600);
    font-size: 1rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.header.scrolled {
    background: var(--white);
    box-shadow: var(--shadow-md);
    padding: 12px 0;
}

.navbar {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
}

.navbar-brand .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--mint-300);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
}

.navbar-nav {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 4px !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.navbar-nav .nav-item {
    display: inline-block !important;
    margin: 0 !important;
}

.navbar-nav .nav-link {
    display: block !important;
    padding: 10px 16px !important;
    white-space: nowrap !important;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--gray-600);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--mint-600);
    background: var(--mint-50);
}

.nav-link.active {
    color: var(--white);
    background: var(--mint-400);
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--mint-400);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-full);
    transition: var(--transition-bounce);
}

.header-cta:hover {
    background: var(--mint-500);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.navbar-toggler {
    display: none;
    width: 40px;
    height: 40px;
    background: var(--mint-50);
    border: 2px solid var(--mint-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.navbar-toggler span {
    width: 22px;
    height: 2px;
    background: var(--mint-500);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero-section {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--mint-50) 0%, var(--white) 50%, var(--gray-50) 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--mint-100) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--white);
    border: 1px solid var(--mint-200);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--mint-600);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.hero-badge i {
    color: var(--mint-500);
}

.hero-title {
    color: var(--gray-800);
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero-title .highlight {
    color: var(--mint-500);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--gray-500);
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--gray-200);
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--mint-500);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform 0.6s ease;
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.03);
}

/* Floating Cards */
.floating-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: float 4s ease-in-out infinite;
}

.floating-card i {
    width: 44px;
    height: 44px;
    background: var(--mint-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mint-600);
    font-size: 1.2rem;
}

.floating-card.card-1 {
    top: 20px;
    left: -30px;
    animation-delay: 0s;
}

.floating-card.card-2 {
    bottom: 40px;
    right: -30px;
    animation-delay: 2s;
}

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

.floating-card-title {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.floating-card-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-800);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: var(--transition-bounce);
    text-decoration: none;
}

.btn-primary {
    background: var(--mint-400);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(152, 216, 200, 0.4);
}

.btn-primary:hover {
    background: var(--mint-500);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(152, 216, 200, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--mint-600);
    border: 2px solid var(--mint-300);
}

.btn-secondary:hover {
    background: var(--mint-50);
    border-color: var(--mint-400);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

/* ===== SECTION STYLES ===== */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-alt {
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 48px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--mint-100);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--mint-600);
    margin-bottom: 16px;
}

.section-title {
    color: var(--gray-800);
    margin-bottom: 12px;
}

.section-title .highlight {
    color: var(--mint-500);
}

.section-description {
    color: var(--gray-500);
    font-size: 1.05rem;
}

/* ===== FEATURES SECTION ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px 28px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--mint-200);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--mint-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--mint-600);
    margin: 0 auto 20px;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--mint-400);
    color: var(--white);
    transform: scale(1.1);
}

.feature-title {
    font-size: 1.125rem;
    color: var(--gray-800);
    margin-bottom: 10px;
}

.feature-description {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== PRICING SECTION ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}

.price-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px 28px;
    text-align: center;
    border: 2px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.price-card.featured {
    border-color: var(--mint-400);
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

.price-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.price-card.featured:hover {
    transform: scale(1.02) translateY(-8px);
}

.price-ribbon {
    position: absolute;
    top: 16px;
    right: -32px;
    background: var(--gray-400);
    color: var(--white);
    padding: 4px 40px;
    font-size: 0.75rem;
    font-weight: 600;
    transform: rotate(45deg);
}

.price-ribbon.popular {
    background: var(--mint-500);
}

.price-icon {
    width: 64px;
    height: 64px;
    background: var(--mint-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--mint-600);
    margin: 16px auto 20px;
}

.price-title {
    font-size: 1.25rem;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.price-subtitle {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.price-amount {
    margin-bottom: 24px;
}

.price-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--mint-500);
}

.price-unit {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-500);
    margin-left: 4px;
}

.price-period {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 4px;
}

.price-features {
    list-style: none;
    margin-bottom: 24px;
    flex-grow: 1;
    text-align: left;
}

.price-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    color: var(--gray-600);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--gray-100);
}

.price-features li:last-child {
    border-bottom: none;
}

.price-features li i {
    color: var(--mint-500);
}

.price-card .btn {
    width: 100%;
}

.price-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 32px;
    padding: 16px 24px;
    background: var(--mint-50);
    border: 1px solid var(--mint-200);
    border-radius: var(--radius-lg);
    color: var(--mint-600);
    font-size: 0.95rem;
}

.price-notice i {
    font-size: 1.1rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 28px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-rating {
    display: flex;
    gap: 2px;
    margin-bottom: 16px;
}

.testimonial-rating i {
    color: var(--accent-yellow);
    font-size: 0.95rem;
}

.testimonial-content {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--mint-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
}

.testimonial-info h4 {
    font-size: 0.95rem;
    color: var(--gray-800);
    margin-bottom: 2px;
}

.testimonial-info p {
    font-size: 0.8rem;
    color: var(--gray-400);
}

/* ===== COURSE TIMELINE ===== */
.course-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.course-step {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 28px 24px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.course-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--mint-200);
}

.step-number {
    display: inline-block;
    padding: 6px 16px;
    background: var(--mint-400);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.step-icon {
    width: 56px;
    height: 56px;
    background: var(--mint-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--mint-600);
    margin: 0 auto 16px;
}

.step-content h4 {
    font-size: 1.05rem;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.step-content p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.6;
}

.section-cta {
    text-align: center;
    margin-top: 48px;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    background: var(--mint-50);
}

.contact-wrapper {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

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

.info-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 28px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.info-icon {
    width: 56px;
    height: 56px;
    background: var(--mint-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--mint-600);
    margin: 0 auto 16px;
}

.info-card h4 {
    font-size: 1rem;
    color: var(--gray-800);
    margin-bottom: 10px;
}

.info-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--mint-600);
    margin-bottom: 6px;
}

.info-desc {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.btn-kakao {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #FEE500;
    color: #3C1E1E;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 10px;
    transition: var(--transition);
}

.btn-kakao:hover {
    background: #F5DC00;
    transform: translateY(-2px);
}

.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 36px;
    box-shadow: var(--shadow-lg);
}

.form-header {
    text-align: center;
    margin-bottom: 28px;
}

.form-header h3 {
    font-size: 1.375rem;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.form-header p {
    color: var(--gray-500);
    font-size: 0.95rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-group label i {
    color: var(--mint-500);
    font-size: 0.85rem;
}

.form-control {
    padding: 14px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-family);
    color: var(--gray-700);
    background: var(--white);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--mint-400);
    box-shadow: 0 0 0 3px rgba(152, 216, 200, 0.2);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239CA3AF' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
    cursor: pointer;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

.btn-submit {
    padding: 16px 32px;
    font-size: 1.05rem;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-800);
    color: var(--gray-300);
    padding-top: 0;
}

.footer-top {
    padding: 60px 0 40px;
}

.footer-content {
    display: grid !important;
    grid-template-columns: 1.2fr 2fr !important;
    gap: 60px !important;
    text-align: left !important;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-decoration: none;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--mint-400);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1rem;
}

.footer-desc {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--gray-700);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 1rem;
    transition: var(--transition);
}

.social-link:hover {
    transform: translateY(-3px);
}

.social-link.kakao:hover {
    background: #FEE500;
    color: #3C1E1E;
}

.social-link.instagram:hover {
    background: #E4405F;
    color: var(--white);
}

.social-link.youtube:hover {
    background: #FF0000;
    color: var(--white);
}

.footer-links-group {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 40px !important;
}

.footer-column h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.footer-links li {
    list-style: none !important;
    margin-bottom: 12px !important;
}

.footer-links li::before,
.footer-links li::marker {
    content: none !important;
    display: none !important;
}

.footer-links a {
    color: var(--gray-400);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--mint-300);
}

.contact-info-list li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-info-list li i {
    color: var(--mint-400);
    width: 16px;
}

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid var(--gray-700);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* ===== CTA FIXED BUTTONS ===== */
.cta-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-lg);
}

.cta-btn.apply {
    background: var(--mint-400);
    color: var(--white);
}

.cta-btn.apply:hover {
    background: var(--mint-500);
}

.cta-btn.kakao {
    background: #FEE500;
    color: #3C1E1E;
}

.cta-btn.tel {
    background: var(--white);
    color: var(--mint-600);
    border: 2px solid var(--mint-200);
}

.cta-btn:hover {
    transform: translateY(-4px);
}

#backToTop {
    position: fixed;
    bottom: 180px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--white);
    border: 2px solid var(--mint-200);
    border-radius: var(--radius-lg);
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--mint-500);
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 998;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

#backToTop.visible {
    display: flex;
}

#backToTop:hover {
    background: var(--mint-400);
    border-color: var(--mint-400);
    color: var(--white);
}

/* ===== PAGE HEADER (Sub Pages) ===== */
.page-header {
    padding: 140px 0 60px;
    text-align: center;
    background: linear-gradient(135deg, var(--mint-50) 0%, var(--white) 100%);
}

.page-header h1 {
    color: var(--gray-800);
    margin-bottom: 12px;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--gray-500);
}

/* Breadcrumb */
.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--white);
    border-radius: var(--radius-full);
    list-style: none;
    margin: 20px 0 0;
    box-shadow: var(--shadow-sm);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-500);
    font-size: 0.9rem;
}

.breadcrumb-item a {
    color: var(--gray-600);
}

.breadcrumb-item a:hover {
    color: var(--mint-500);
}

.breadcrumb-item.active {
    color: var(--mint-600);
    font-weight: 500;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    color: var(--gray-300);
}

/* ===== REVIEW GRID ===== */
.review-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.review-card {
    background: var(--white);
    padding: 28px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.review-rating {
    margin-bottom: 14px;
}

.review-rating span {
    font-size: 1.1rem;
    color: var(--accent-yellow);
}

.review-title {
    color: var(--gray-800);
    font-size: 1.05rem;
    margin-bottom: 10px;
}

.review-content {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 14px;
    border-top: 1px solid var(--gray-100);
}

.review-avatar {
    width: 40px;
    height: 40px;
    background: var(--mint-400);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
}

.review-author-name {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.9rem;
}

.review-date {
    font-size: 0.8rem;
    color: var(--gray-400);
}

/* ===== FAQ STYLES ===== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--gray-50);
}

.faq-question h3 {
    font-size: 1rem;
    color: var(--gray-700);
    margin: 0;
}

.faq-question i {
    color: var(--mint-500);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ===== PAGINATION ===== */
.pagination-wrapper {
    margin-top: 40px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
}

.page-link:hover {
    background: var(--mint-50);
    border-color: var(--mint-300);
    color: var(--mint-600);
}

.page-item.active .page-link {
    background: var(--mint-400);
    border-color: var(--mint-400);
    color: var(--white);
}

/* ===== ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr !important;
        gap: 40px !important;
    }

    .footer-links-group {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

@media (max-width: 992px) {
    .hero-section .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 0;
        max-width: 500px;
        margin: 0 auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .floating-card {
        display: none;
    }

    .features-grid,
    .pricing-grid,
    .testimonials-grid,
    .course-timeline,
    .review-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .price-card.featured {
        transform: none;
    }

    .navbar-toggler {
        display: flex !important;
    }

    .navbar-nav {
        display: none !important;
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        right: 0 !important;
        flex-direction: column !important;
        background: var(--white) !important;
        padding: 20px !important;
        box-shadow: var(--shadow-lg) !important;
    }

    .navbar-nav.active {
        display: flex !important;
    }

    .navbar-nav .nav-item {
        display: block !important;
        width: 100% !important;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }

    .hero-section {
        padding: 120px 0 60px;
    }

    .hero-actions {
        flex-direction: column;
    }

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

    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .features-grid,
    .pricing-grid,
    .testimonials-grid,
    .course-timeline,
    .contact-info,
    .review-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-links-group {
        grid-template-columns: 1fr !important;
    }

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

    .cta-buttons {
        bottom: 20px;
        right: 20px;
    }

    .cta-btn span {
        display: none;
    }

    .cta-btn {
        width: 50px;
        height: 50px;
        padding: 0;
        border-radius: 50%;
    }

    #backToTop {
        bottom: 160px;
        right: 20px;
    }

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

    .page-header {
        padding: 120px 0 40px;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.375rem; }

    .section-header {
        margin-bottom: 32px;
    }

    .feature-card,
    .price-card,
    .testimonial-card,
    .review-card {
        padding: 24px 20px;
    }

    .contact-form-wrapper {
        padding: 24px 20px;
    }
}