/* ============================================================
   Scranton English — Design System
   ============================================================ */

:root {
  --color-navy: #1A2C4F;
  --color-navy-light: #2D4373;
  --color-navy-deep: #0F1A2E;
  --color-cream: #F5F2EC;
  --color-cream-dark: #E8E2D2;
  --color-white: #FFFFFF;
  --color-off-white: #FAFAF7;
  --color-text: #0F1A2E;
  --color-text-body: #4A4E58;
  --color-text-muted: #8C8F96;
  --color-border: #E5E2D9;
  --color-border-soft: #F0EEE7;

  --font-serif: 'Crimson Pro', 'Noto Serif KR', Georgia, serif;
  --font-sans: 'Inter', 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-korean: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', sans-serif;

  --max-width: 1240px;
  --section-padding: 6rem;
  --section-padding-mobile: 3.5rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@import url('https://fonts.googleapis.com/css2?family=Crimson+Pro:wght@400;500;600&family=Inter:wght@300;400;500;600&display=swap');
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-body);
  background: var(--color-white);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.lang-ko {
  font-family: var(--font-korean);
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================================
   Typography
   ============================================================ */

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

body.lang-ko h1,
body.lang-ko h2,
body.lang-ko h3,
body.lang-ko h4 {
  font-family: var(--font-korean);
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-navy);
  font-weight: 500;
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  color: var(--color-text-body);
  line-height: 1.7;
  max-width: 580px;
}

/* ============================================================
   Layout
   ============================================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: var(--section-padding) 0;
}

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

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

.section-off-white {
  background: var(--color-off-white);
}

/* ============================================================
   Header / Navigation
   ============================================================ */

.header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-soft);
  z-index: 100;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-navy);
  transition: opacity var(--transition);
}

.nav-logo:hover {
  opacity: 0.75;
}

.nav-logo img {
  height: 56px;
  width: auto;
  display: block;
}

.nav-logo-text {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  color: var(--color-navy);
  line-height: 1;
}

@media (max-width: 768px) {
  .nav { height: 76px; }
  .nav-logo img { height: 44px; }
  .nav-logo-text { font-size: 0.9rem; letter-spacing: 0.06em; }
}

@media (max-width: 480px) {
  .nav-logo-text { display: none; }
}

.nav-menu {
  display: flex;
  gap: 2.25rem;
  list-style: none;
}

.nav-menu a {
  font-size: 0.92rem;
  color: var(--color-text-body);
  font-weight: 400;
}

.nav-menu a:hover {
  color: var(--color-navy);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-text-body);
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: all var(--transition);
}

.lang-switch:hover {
  border-color: var(--color-navy);
  color: var(--color-navy);
}

.lang-switch .active {
  color: var(--color-navy);
  font-weight: 600;
}

.nav-cta {
  background: var(--color-navy);
  color: var(--color-white);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  transition: background var(--transition);
}

.nav-cta:hover {
  background: var(--color-navy-light);
}

.nav-mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--color-navy);
}

@media (max-width: 920px) {
  .nav-menu, .nav-cta {
    display: none;
  }
  .nav-mobile-toggle {
    display: block;
  }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 88px;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 1.5rem;
  z-index: 99;
}

@media (max-width: 768px) {
  .mobile-menu { top: 76px; }
}

.mobile-menu.open {
  display: block;
}

.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-menu a {
  font-size: 1.05rem;
  color: var(--color-text);
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  font-family: inherit;
  transition: all var(--transition);
  cursor: pointer;
}

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

.btn-primary:hover {
  background: var(--color-navy-light);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-navy);
  background: var(--color-navy);
  color: var(--color-white);
}

/* ============================================================
   Hero
   ============================================================ */

.hero {
  padding: 5rem 0 6rem;
  background: linear-gradient(180deg, var(--color-off-white) 0%, var(--color-white) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 920px) {
  .hero {
    padding: 3rem 0 4rem;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.hero-title {
  margin-bottom: 1.25rem;
}

.hero-text {
  font-size: 1.125rem;
  color: var(--color-text-body);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

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

/* ============================================================
   Trust Indicators
   ============================================================ */

.trust {
  padding: 3rem 0;
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.trust-item {
  background: var(--color-cream);
  padding: 1.5rem 1.25rem;
  border-radius: var(--radius-md);
}

.trust-label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  font-weight: 500;
}

.trust-value {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-navy);
  line-height: 1.3;
}

body.lang-ko .trust-value {
  font-family: var(--font-korean);
  font-weight: 600;
}

/* ============================================================
   Section Heading
   ============================================================ */

.section-head {
  max-width: 720px;
  margin-bottom: 3.5rem;
}

.section-head h2 {
  margin-bottom: 1rem;
}

.section-head .lead {
  font-size: 1.05rem;
}

/* ============================================================
   Cards Grid
   ============================================================ */

.cards-grid {
  display: grid;
  gap: 1.25rem;
}

.cards-2 { grid-template-columns: repeat(2, 1fr); }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 920px) {
  .cards-3, .cards-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .cards-2, .cards-3, .cards-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--color-navy);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cream);
  border-radius: var(--radius-sm);
  color: var(--color-navy);
  margin-bottom: 1rem;
  font-size: 22px;
}

.card-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.card-text {
  font-size: 0.93rem;
  color: var(--color-text-body);
  line-height: 1.7;
}

/* ============================================================
   Programs (numbered list)
   ============================================================ */

.programs {
  background: var(--color-cream);
}

.program-card {
  background: var(--color-white);
  padding: 2rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-cream-dark);
}

.program-num {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--color-navy);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  font-weight: 500;
}

.program-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--color-navy);
  line-height: 1.3;
}

body.lang-ko .program-title {
  font-family: var(--font-korean);
  font-weight: 600;
}

.program-text {
  font-size: 0.93rem;
  color: var(--color-text-body);
  line-height: 1.7;
}

/* ============================================================
   Team
   ============================================================ */

.team-card {
  text-align: left;
}

.team-photo {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--color-cream);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1rem;
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-role {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  font-weight: 500;
}

.team-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

body.lang-ko .team-name {
  font-family: var(--font-korean);
  font-weight: 600;
}

.team-bio {
  font-size: 0.88rem;
  color: var(--color-text-body);
  line-height: 1.65;
}

/* ============================================================
   Network (Yui & Jelmer)
   ============================================================ */

.network {
  background: var(--color-navy);
  color: var(--color-white);
}

.network h2, .network h3 {
  color: var(--color-white);
}

.network .eyebrow {
  color: var(--color-cream);
}

.network .lead {
  color: rgba(255, 255, 255, 0.85);
}

.network-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

@media (max-width: 768px) {
  .network-card { flex-direction: column; }
}

.network-photo {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.network-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.network-name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 4px;
}

.network-role {
  font-size: 0.8rem;
  color: var(--color-cream);
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.network-bio {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
}

/* ============================================================
   Testimonials
   ============================================================ */

.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  position: relative;
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--color-text-body);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.testimonial-author {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.testimonial-proof {
  margin-top: 3rem;
  display: flex;
  justify-content: center;
}

.testimonial-proof figure {
  max-width: 280px;
  text-align: center;
}

.testimonial-proof img {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.testimonial-proof figcaption {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* ============================================================
   Visit / Contact CTA
   ============================================================ */

.visit {
  background: var(--color-cream);
}

.visit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 920px) {
  .visit-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

.visit-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

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

.visit-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.visit-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-cream-dark);
}

.visit-info-item:last-of-type {
  border-bottom: none;
}

.visit-info-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  font-size: 18px;
}

.visit-info-label {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 2px;
  font-weight: 500;
}

.visit-info-value {
  font-size: 0.98rem;
  color: var(--color-text);
}

.visit-cta {
  margin-top: 1rem;
}

/* ============================================================
   Footer
   ============================================================ */

.footer {
  background: var(--color-navy-deep);
  color: rgba(255, 255, 255, 0.7);
  padding: 3.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

.footer-logo img {
  height: 40px;
  width: auto;
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.footer-tagline {
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a, .footer-col p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================================
   Page-specific: About / Programs / Team / Network / Contact
   ============================================================ */

.page-hero {
  padding: 5rem 0 3rem;
  background: var(--color-off-white);
  border-bottom: 1px solid var(--color-border-soft);
}

.page-hero h1 {
  margin-bottom: 1rem;
}

.page-hero .lead {
  font-size: 1.15rem;
  max-width: 640px;
}

.prose {
  max-width: 720px;
  margin: 0 auto;
}

.prose p {
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 1.5rem;
  color: var(--color-text-body);
}

.prose h3 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--color-navy);
}

/* Team detail page */
.team-detail {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-border-soft);
}

@media (max-width: 768px) {
  .team-detail { grid-template-columns: 1fr; gap: 1.5rem; }
}

.team-detail-photo {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: var(--color-cream);
}

.team-detail-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-detail-content .team-role {
  margin-bottom: 8px;
}

.team-detail-content h2 {
  margin-bottom: 1.25rem;
}

.team-detail-content p {
  font-size: 0.98rem;
  line-height: 1.8;
  margin-bottom: 1rem;
  color: var(--color-text-body);
}

/* Contact form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.map-placeholder {
  background: var(--color-cream);
  border-radius: var(--radius-md);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--color-text);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-white);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-navy);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Utility */
.text-center { text-align: center; }
.mt-3 { margin-top: 3rem; }
.mb-3 { margin-bottom: 3rem; }
.hidden { display: none; }

/* Gallery (about page) */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 768px) {
  .gallery { grid-template-columns: repeat(2, 1fr); }
}

.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-sm);
}