/* ========================================
   Nest Up Education — Design System & Styles
   ======================================== */

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

:root {
  /* Brand Colors (from logo) */
  --brown-50: #FAF7F2;
  --brown-100: #F3EDE3;
  --brown-200: #E8DCC8;
  --brown-300: #D4C4A0;
  --brown-400: #B89B6A;
  --brown-500: #9B7B4F;
  --brown-600: #816A4A;
  --brown-700: #6B5740;
  --brown-800: #574736;
  --brown-900: #3D3226;

  --gray-50: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #E5E5E5;
  --gray-300: #D4D4D4;
  --gray-400: #A3A3A3;
  --gray-500: #737373;
  --gray-600: #5A5A5A;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  /* Semantic */
  --color-primary: var(--brown-500);
  --color-primary-hover: var(--brown-600);
  --color-primary-light: var(--brown-100);
  --color-bg: #FFFFFF;
  --color-bg-warm: var(--brown-50);
  --color-bg-section: var(--brown-100);
  --color-text: var(--gray-800);
  --color-text-muted: var(--gray-500);
  --color-text-light: var(--gray-400);
  --color-heading: var(--gray-900);
  --color-accent: var(--gray-600);
  --color-border: var(--brown-200);
  --color-card-bg: #FFFFFF;

  /* Typography */
  --font-heading: 'Wanted Sans', 'Pretendard', sans-serif;
  --font-body: 'Pretendard', 'Noto Sans KR', sans-serif;

  /* Spacing */
  --section-gap: 120px;
  --container-max: 1200px;
  --container-padding: 24px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.1);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.12);
  --shadow-card: 0 2px 8px rgba(155,123,79,0.08);
  --shadow-card-hover: 0 12px 28px rgba(155,123,79,0.15);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition: 0.3s ease;
  --transition-slow: 0.5s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--color-primary-hover);
}

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

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: 1.3;
  letter-spacing: -0.03em;
}

/* --- Utility --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all 0.4s ease;
}

.nav.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(155,123,79,0.1);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.nav-logo img {
  height: 44px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter 0.4s ease;
}

.nav.scrolled .nav-logo img {
  filter: none;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-menu a {
  display: block;
  padding: 8px 18px;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: #fff;
  background: rgba(255,255,255,0.15);
}

.nav.scrolled .nav-menu a {
  color: var(--gray-700);
}

.nav.scrolled .nav-menu a:hover,
.nav.scrolled .nav-menu a.active {
  color: var(--color-primary);
  background: var(--brown-50);
}

.nav-cta {
  padding: 8px 22px !important;
  background: rgba(255,255,255,0.2) !important;
  color: #fff !important;
  border: 1px solid rgba(255,255,255,0.4) !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
  backdrop-filter: blur(8px);
}

.nav-cta:hover {
  background: rgba(255,255,255,0.3) !important;
  color: #fff !important;
  transform: translateY(-1px);
}

.nav.scrolled .nav-cta {
  background: var(--color-primary) !important;
  color: #fff !important;
  border-color: var(--color-primary) !important;
}

.nav.scrolled .nav-cta:hover {
  background: var(--color-primary-hover) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

.nav.scrolled .hamburger span {
  background: var(--gray-700);
}

.hamburger.active span {
  background: var(--gray-700) !important;
}

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

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

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

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px var(--container-padding) 80px;
  background: url('assets/hero-bg.png') center center / cover no-repeat fixed;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(40,30,20,0.55) 0%,
    rgba(40,30,20,0.65) 60%,
    rgba(40,30,20,0.80) 100%
  );
}

.hero::after {
  display: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-logo {
  width: 200px;
  margin: 0 auto 40px;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 24px;
  line-height: 1.3;
  letter-spacing: -0.03em;
  text-shadow: 0 2px 16px rgba(0,0,0,0.2);
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.8;
  margin-bottom: 40px;
}

.hero-desc strong {
  color: var(--brown-300);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(155,123,79,0.25);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(155,123,79,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-kakao {
  background: #FEE500;
  color: #191919;
  box-shadow: 0 4px 16px rgba(254,229,0,0.3);
}

.btn-kakao:hover {
  background: #E6CF00;
  color: #191919;
  transform: translateY(-2px);
}

/* --- Section Common --- */
.section {
  padding: var(--section-gap) 0;
}

.section-warm {
  background: var(--color-bg-warm);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  padding: 4px 16px;
  background: var(--brown-100);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* --- Philosophy Cards --- */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.philosophy-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.philosophy-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brown-400), var(--brown-500));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.philosophy-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--brown-300);
}

.philosophy-card:hover::before {
  transform: scaleX(1);
}

.philosophy-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  font-size: 28px;
}

.philosophy-label {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.philosophy-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.philosophy-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Split Section (Image + Text) --- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.split-reverse {
  direction: rtl;
}

.split-reverse > * {
  direction: ltr;
}

.split-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--brown-100);
}

.split-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.split-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.06);
}

.split-label {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.split-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.split-text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.split-list {
  list-style: none;
  margin: 20px 0 32px;
}

.split-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 1rem;
  color: var(--gray-700);
}

.split-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* --- Perks Grid --- */
.perks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.perk-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
}

.perk-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--brown-300);
}

.perk-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 24px;
  color: var(--color-primary);
}

.perk-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  font-family: var(--font-heading);
}

.perk-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Quote / Testimonial --- */
.quote-section {
  background: linear-gradient(135deg, var(--brown-800) 0%, var(--brown-900) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.quote-section::before {
  content: '"';
  position: absolute;
  top: -40px;
  left: 40px;
  font-size: 300px;
  font-family: var(--font-heading);
  color: rgba(255,255,255,0.03);
  line-height: 1;
}

.quote-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.quote-text {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 24px;
  color: rgba(255,255,255,0.9);
}

.quote-author {
  font-size: 0.95rem;
  color: var(--brown-300);
  font-weight: 500;
}

/* --- Director Quote --- */
.director-quote {
  display: flex;
  align-items: center;
  gap: 40px;
  background: var(--brown-50);
  border-radius: var(--radius-xl);
  padding: 48px;
  border: 1px solid var(--color-border);
}

.director-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--brown-200);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--color-primary);
}

.director-text {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 12px;
}

.director-name {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, #C9A96E 0%, #9B7B4F 50%, #6B5740 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 80px 0;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,215,0,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-title {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 16px;
  font-family: var(--font-heading);
  color: #FFF8E7;
  text-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.cta-desc {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 32px;
}

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

.btn-white {
  background: #fff;
  color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.btn-white:hover {
  background: var(--brown-50);
  color: var(--color-primary-hover);
  transform: translateY(-2px);
}

/* --- Footer --- */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: 64px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  margin-top: 16px;
}

.footer-logo {
  height: 36px;
  filter: brightness(0) invert(0.7);
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--gray-400);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #fff;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--brown-400);
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.footer-bottom a {
  color: var(--brown-400);
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger children */
.stagger > *:nth-child(1) { transition-delay: 0s; }
.stagger > *:nth-child(2) { transition-delay: 0.1s; }
.stagger > *:nth-child(3) { transition-delay: 0.2s; }
.stagger > *:nth-child(4) { transition-delay: 0.25s; }
.stagger > *:nth-child(5) { transition-delay: 0.3s; }
.stagger > *:nth-child(6) { transition-delay: 0.35s; }

/* --- About Page --- */
.page-hero {
  padding: 140px 0 80px;
  background: linear-gradient(175deg, var(--brown-50) 0%, #fff 100%);
  text-align: center;
}

.page-hero-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.page-hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* --- Curriculum Cards --- */
.curriculum-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.curriculum-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: all var(--transition);
}

.curriculum-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: var(--brown-300);
}

.curriculum-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.curriculum-badge {
  width: 48px;
  height: 48px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.curriculum-name {
  font-size: 1.3rem;
  font-weight: 700;
}

.curriculum-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.curriculum-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.curriculum-tag {
  padding: 4px 14px;
  background: var(--brown-50);
  color: var(--brown-600);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid var(--brown-200);
}

/* --- Teachers --- */
.teachers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.teacher-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

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

.teacher-photo {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--brown-100) 0%, var(--brown-200) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  color: var(--brown-400);
}

.teacher-info {
  padding: 28px;
}

.teacher-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.teacher-role {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.teacher-bio {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-form {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

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

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 1rem;
  font-family: var(--font-body);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--brown-50);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(155,123,79,0.1);
  background: #fff;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

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

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  background: var(--brown-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background: var(--brown-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 22px;
  color: var(--color-primary);
}

.contact-info-title {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-info-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Map placeholder */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/7;
  background: var(--brown-100);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Featured Testimonial --- */
.testimonial-featured {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 56px 48px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  box-shadow: var(--shadow-md);
}

/* --- Comparison Table --- */
.compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
  box-shadow: var(--shadow-md);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  min-width: 700px;
}

.compare-table thead {
  background: var(--brown-800);
}

.compare-table th {
  padding: 18px 24px;
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
  text-align: left;
  letter-spacing: 0.02em;
}

.compare-th-grade {
  width: 12%;
  white-space: nowrap;
}

.compare-th-general {
  width: 36%;
}

.compare-th-nestup {
  width: 52%;
  background: rgba(155,123,79,0.3) !important;
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.compare-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--brown-100);
  vertical-align: top;
  line-height: 1.7;
}

.compare-table tbody tr:last-child td {
  border-bottom: none;
}

.compare-table tbody tr:hover {
  background: var(--brown-50);
}

.compare-grade {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
  white-space: nowrap;
}

.compare-general {
  color: var(--gray-600);
  font-size: 0.9rem;
}

.compare-nestup {
  background: rgba(155,123,79,0.06);
  border-left: 4px solid var(--color-primary);
  color: var(--gray-700);
  font-size: 1.02rem;
  padding: 24px 28px;
}

.compare-nestup strong {
  color: var(--brown-700);
  font-size: 1.05rem;
}

.compare-sub {
  display: block;
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-top: 6px;
}

.compare-general .compare-sub {
  font-size: 0.82rem;
}

.compare-highlight {
  background: var(--brown-50) !important;
}

.compare-highlight .compare-nestup {
  background: rgba(155,123,79,0.12);
  font-size: 1.05rem;
}

.compare-highlight .compare-nestup strong {
  font-size: 1.1rem;
  color: var(--brown-800);
}

/* --- Results Section --- */
.results-legend {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.grade-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid;
}

.grade-badge.grade-g9,
.grade-dot.grade-g9 {
  background: #FEF3C7;
  color: #92400E;
  border-color: #FDE68A;
}

.grade-badge.grade-g10,
.grade-dot.grade-g10 {
  background: #DBEAFE;
  color: #1E40AF;
  border-color: #BFDBFE;
}

.grade-badge.grade-g11,
.grade-dot.grade-g11 {
  background: #D1FAE5;
  color: #065F46;
  border-color: #A7F3D0;
}

.grade-badge.grade-g12,
.grade-dot.grade-g12 {
  background: var(--gray-100);
  color: var(--gray-600);
  border-color: var(--gray-200);
}

.results-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.results-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--gray-500);
  background: var(--color-card-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition);
}

.results-tab:hover {
  color: var(--color-primary);
  border-color: var(--brown-300);
}

.results-tab.active {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 7px;
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  background: rgba(0,0,0,0.08);
  line-height: 1;
}

.results-tab.active .tab-count {
  background: rgba(255,255,255,0.25);
}

.results-panel {
  display: none;
}

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

.results-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
  box-shadow: var(--shadow-sm);
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  white-space: nowrap;
}

.results-table thead {
  background: var(--brown-100);
}

.results-table th {
  padding: 14px 20px;
  text-align: left;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--color-border);
}

.results-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--brown-100);
  color: var(--gray-700);
}

.results-table tbody tr:last-child td {
  border-bottom: none;
}

.results-table tbody tr:hover {
  background: var(--brown-50);
}

.results-table td small {
  display: inline-block;
  margin-left: 4px;
  font-size: 0.78rem;
  color: var(--color-primary);
  font-weight: 600;
  background: var(--brown-100);
  padding: 1px 8px;
  border-radius: var(--radius-full);
}

.grade-dot {
  display: inline-block;
  padding: 3px 12px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  border: 1px solid;
}

.score {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 800;
  font-family: var(--font-heading);
}

.score-5 {
  background: linear-gradient(135deg, #F59E0B, #D97706);
  color: #fff;
  box-shadow: 0 2px 8px rgba(245,158,11,0.35);
}

.score-4 {
  background: var(--brown-200);
  color: var(--brown-700);
}

/* --- Roadmap Grid --- */
.roadmap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  :root {
    --section-gap: 80px;
  }

  .split {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .split-reverse {
    direction: ltr;
  }

  .philosophy-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .perks-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

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

  .results-tabs {
    gap: 6px;
  }

  .results-tab {
    padding: 8px 16px;
    font-size: 0.85rem;
  }

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

  .teachers-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  :root {
    --section-gap: 56px;
    --container-padding: 16px;
  }

  /* Center align everything on mobile */
  .split,
  .split > * {
    text-align: center;
  }

  .split-label {
    display: block;
  }

  .split-list {
    display: inline-block;
    text-align: left;
  }

  .split .btn {
    margin: 0 auto;
  }

  .perk-card {
    text-align: center;
  }

  .perk-icon {
    margin: 0 auto 20px;
  }

  .philosophy-card {
    text-align: center;
  }

  .curriculum-card {
    text-align: center;
  }

  .curriculum-card-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .curriculum-topics {
    justify-content: center;
  }

  .contact-info-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .director-quote {
    text-align: center;
    align-items: center;
  }

  .section-header {
    text-align: center;
  }

  .footer-brand {
    text-align: left;
  }

  .footer-links {
    text-align: left;
  }

  /* Hero */
  .hero {
    min-height: 100vh;
    min-height: 100dvh;
    padding: 100px 16px 48px;
  }

  .hero-tagline {
    font-size: 1.75rem;
    line-height: 1.35;
  }

  .hero-logo {
    width: 120px;
    margin-bottom: 28px;
  }

  .hero-desc {
    font-size: 0.95rem;
    margin-bottom: 28px;
    padding: 0 8px;
  }

  /* Nav */
  .nav-inner {
    height: 56px;
  }

  .nav-logo img {
    height: 32px;
  }

  .nav-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    z-index: 999;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-menu a {
    font-size: 1.15rem;
    padding: 14px 28px;
    color: var(--gray-700) !important;
  }

  .nav-menu a.active,
  .nav-menu a:hover {
    color: var(--color-primary) !important;
    background: var(--brown-50) !important;
  }

  .nav-menu .nav-cta {
    background: var(--color-primary) !important;
    color: #fff !important;
    margin-top: 8px;
  }

  .hamburger {
    display: flex;
  }

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

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

  .section-desc {
    font-size: 0.92rem;
  }

  .section-label {
    font-size: 0.78rem;
    padding: 3px 12px;
  }

  .page-hero {
    padding: 110px 0 48px;
  }

  .page-hero-title {
    font-size: 1.75rem;
  }

  .page-hero-desc {
    font-size: 0.95rem;
    padding: 0 8px;
  }

  /* Split sections */
  .split-title {
    font-size: 1.4rem;
  }

  .split-text {
    font-size: 0.92rem;
  }

  .split-label {
    font-size: 0.8rem;
  }

  .split-list li {
    font-size: 0.92rem;
    margin-bottom: 10px;
  }

  .split-image {
    aspect-ratio: 4/3;
    max-height: 400px;
  }

  .split-image[style*="3/4"],
  .split-image:has(img[alt*="대표원장"]) {
    aspect-ratio: 3/4;
    max-height: 420px;
  }

  /* Cards */
  .perks-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .perk-card {
    padding: 24px 20px;
  }

  .perk-title {
    font-size: 1rem;
  }

  .perk-desc {
    font-size: 0.85rem;
  }

  .philosophy-card {
    padding: 28px 24px;
  }

  .curriculum-card {
    padding: 28px 20px;
  }

  .curriculum-name {
    font-size: 1.1rem;
  }

  .curriculum-desc {
    font-size: 0.88rem;
  }

  /* Featured testimonial */
  .testimonial-featured {
    padding: 32px 24px;
  }

  .testimonial-featured p[style*="font-size:1.25rem"] {
    font-size: 1rem !important;
  }

  /* Comparison table */
  .compare-table-wrap {
    margin: 0 -16px;
    border-radius: var(--radius-md);
  }

  .compare-table th,
  .compare-table td {
    padding: 14px 16px;
    font-size: 0.85rem;
  }

  .compare-sub {
    font-size: 0.78rem;
  }

  /* Results */
  .results-legend {
    gap: 8px;
    margin-bottom: 24px;
  }

  .grade-badge {
    font-size: 0.75rem;
    padding: 4px 12px;
  }

  .results-tabs {
    gap: 6px;
    margin-bottom: 24px;
  }

  .results-tab {
    padding: 8px 14px;
    font-size: 0.82rem;
  }

  .results-table th,
  .results-table td {
    padding: 10px 14px;
    font-size: 0.85rem;
  }

  .results-table-wrap {
    margin: 0 -16px;
    border-radius: var(--radius-md);
  }

  /* Stats */
  .stagger[style*="grid-template-columns:repeat(4"] {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 16px !important;
  }

  .stagger[style*="grid-template-columns:repeat(4"] > div {
    padding: 20px 12px !important;
  }

  .stagger[style*="grid-template-columns:repeat(4"] p[data-count] {
    font-size: 2rem !important;
  }

  /* Teachers */
  .teachers-grid {
    grid-template-columns: 1fr;
  }

  .teacher-photo {
    aspect-ratio: 16/9;
  }

  .teacher-info {
    padding: 20px;
  }

  /* Director */
  .director-quote {
    flex-direction: column;
    text-align: center;
    padding: 24px 20px;
    gap: 20px;
  }

  .director-avatar {
    width: 64px;
    height: 64px;
  }

  .director-text {
    font-size: 1rem;
  }

  /* Contact */
  .contact-form {
    padding: 28px 20px;
  }

  .form-input,
  .form-textarea {
    padding: 10px 14px;
    font-size: 0.95rem;
  }

  .contact-info-card {
    padding: 20px 16px;
    gap: 16px;
  }

  /* CTA */
  .cta-title {
    font-size: 1.4rem;
  }

  .cta-desc {
    font-size: 0.95rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .cta-buttons .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .cta-phone {
    font-size: 1rem;
  }

  /* Buttons */
  .btn {
    padding: 12px 24px;
    font-size: 0.92rem;
  }

  /* Footer */
  .footer {
    padding: 48px 0 24px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-brand p {
    font-size: 0.85rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 6px;
    text-align: center;
    font-size: 0.75rem;
  }

  /* Map */
  .map-container {
    aspect-ratio: 16/9;
  }

  /* Roadmap cards on mobile */
  .roadmap-grid .fade-in {
    padding: 28px 20px !important;
  }
}

/* Extra small screens */
@media (max-width: 380px) {
  .hero-tagline {
    font-size: 1.5rem;
  }

  .section-title {
    font-size: 1.35rem;
  }

  .split-title {
    font-size: 1.25rem;
  }

  .cta-title {
    font-size: 1.25rem;
  }

  .stagger[style*="grid-template-columns:repeat(4"] {
    grid-template-columns: 1fr !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .fade-in,
  .fade-in-left,
  .fade-in-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
}