@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css');

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  width: 100%;
}
body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  width: 100%;
  position: relative;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-x: none;
  /* Korean-aware line breaking — never split a word/phrase mid-character */
  word-break: keep-all;
  overflow-wrap: break-word;
}
h1, h2, h3, h4, h5, h6, p, span, a, li { word-break: keep-all; overflow-wrap: break-word; }
/* Prevent any element from causing horizontal overflow */
img, svg, video, canvas, iframe { max-width: 100%; }

img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
ul, ol { list-style: none; }

::selection { background: var(--color-accent); color: #fff; }

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-strong);
}

.display-1 {
  font-size: clamp(2.5rem, 6.5vw, var(--fs-6xl));
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.02;
}
.display-2 {
  font-size: clamp(2rem, 5vw, var(--fs-5xl));
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.h1 { font-size: clamp(2rem, 4vw, var(--fs-4xl)); }
.h2 { font-size: clamp(1.5rem, 3vw, var(--fs-3xl)); }
.h3 { font-size: var(--fs-2xl); }
.h4 { font-size: var(--fs-xl); }

p { color: var(--color-text-muted); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  padding: 6px 14px;
  border: 1px solid var(--color-accent-soft);
  border-radius: 999px;
  background: var(--color-accent-soft);
}

.lead {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
}

/* === Layout === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-5);
}
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--space-5); }

.section { padding: var(--space-16) 0; position: relative; }
.section-sm { padding: var(--space-10) 0; }
.section-lg { padding: var(--space-20) 0; }

/* Section variants */
.section-light { background: var(--color-bg); }
.section-soft { background: var(--color-bg-soft); }
.section-muted { background: var(--color-bg-muted); }
.section-dark {
  background: var(--color-dark-bg);
  color: var(--color-dark-text);
}
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: var(--color-foil); }
.section-dark p { color: var(--color-dark-text-muted); }
.section-dark .eyebrow {
  background: rgba(143, 176, 219, 0.1);
  color: #8FB0DB;
  border-color: rgba(143, 176, 219, 0.2);
}

.grid { display: grid; gap: var(--space-5); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

@media (min-width: 768px) {
  .md-grid-2 { grid-template-columns: repeat(2, 1fr); }
  .md-grid-3 { grid-template-columns: repeat(3, 1fr); }
  .md-grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-dim { color: var(--color-text-dim); }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* === Decorative === */
.hairline {
  height: 1px;
  background: var(--color-border);
  border: none;
}

/* === Animations === */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 800ms var(--ease-out-expo), transform 800ms var(--ease-out-expo);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE — Tablet (≤1024px), Mobile (≤768px), Small (≤480px)
   ============================================================ */

/* === Tablet === */
@media (max-width: 1024px) {
  .container { padding: 0 var(--space-4); }
  .section { padding: var(--space-12) 0; }
  .section-lg { padding: var(--space-16) 0; }
  .section-sm { padding: var(--space-8) 0; }
}

/* === Mobile === */
@media (max-width: 768px) {
  /* Generic grid stacking for inline styled grids */
  .grid[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
    gap: var(--space-6) !important;
    align-items: start !important;
  }

  /* Bigger side padding so text doesn't touch screen edges */
  .container {
    padding-left: max(var(--space-5), env(safe-area-inset-left));
    padding-right: max(var(--space-5), env(safe-area-inset-right));
  }
  .container-narrow {
    padding-left: max(var(--space-5), env(safe-area-inset-left));
    padding-right: max(var(--space-5), env(safe-area-inset-right));
  }
  .section { padding: var(--space-10) 0; }
  .section-lg { padding: var(--space-12) 0; }
  .section-sm { padding: var(--space-8) 0; }

  /* Typography */
  .display-1 { font-size: clamp(2rem, 9vw, 3.2rem); letter-spacing: -0.03em; }
  .display-2 { font-size: clamp(1.7rem, 7.5vw, 2.6rem); letter-spacing: -0.025em; }
  .h1 { font-size: clamp(1.6rem, 6.5vw, 2.2rem); }
  .h2 { font-size: clamp(1.4rem, 5.5vw, 1.9rem); }
  .lead { font-size: var(--fs-base); }

  /* Section header */
  .section-header { margin-bottom: var(--space-8); gap: var(--space-3); }

  /* === Hero === */
  .hero { min-height: auto; padding-bottom: var(--space-10); }
  .hero-inner { padding-top: var(--space-12); padding-bottom: var(--space-8); }
  .hero-title { line-height: 1.1; }
  .hero-subtitle { font-size: var(--fs-base); margin-bottom: var(--space-6); }
  .hero-actions .btn { font-size: var(--fs-sm); padding: 12px 20px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: var(--space-5); margin-top: var(--space-8); padding-top: var(--space-6); }
  .hero-stat-value { font-size: clamp(1.5rem, 7vw, 2rem); }
  .hero-stat-label { font-size: 0.7rem; margin-bottom: var(--space-2); }
  .hero-scroll { display: none; }

  /* === Page Hero (Sub-pages) === */
  .page-hero { min-height: 52vh; padding: calc(var(--nav-height) + var(--space-6)) 0 var(--space-8); }
  .page-hero-inner h1 { font-size: clamp(1.8rem, 8vw, 2.8rem); }
  .page-hero-inner .lead { font-size: var(--fs-base); }

  /* === Showcase (Bento Products) === */
  .showcase-grid { gap: var(--space-4); }
  .showcase-grid > * { grid-column: 1 !important; }
  .showcase { grid-template-columns: 1fr !important; gap: var(--space-5); min-height: auto; padding: var(--space-6); border-radius: 20px; }
  .showcase.full { padding: var(--space-6); min-height: auto; }
  .showcase-visual { order: -1; aspect-ratio: 16/10; max-height: 240px; }
  .showcase-title { font-size: clamp(1.5rem, 6vw, 2.2rem); margin-bottom: var(--space-4); }
  .showcase-desc { font-size: var(--fs-sm); margin-bottom: var(--space-5); }
  .showcase-eyebrow { font-size: var(--fs-sm); }

  /* === About Split + Timeline === */
  .about-split { grid-template-columns: 1fr !important; gap: var(--space-6); }
  .about-split-right { padding-top: 0; }
  .timeline-strip { grid-template-columns: repeat(2, 1fr); gap: var(--space-6) var(--space-3); margin-top: var(--space-8); padding-top: var(--space-6); }
  .timeline-strip::before { display: none; }
  .timeline-point::before { display: none; }
  .timeline-point .year { margin-top: 0; }

  /* === Stats === */
  .stat { padding: var(--space-4) var(--space-3); border-right: none; border-bottom: 1px solid var(--color-border); }
  .stat:last-child { border-bottom: none; }
  .stat-value { font-size: clamp(1.8rem, 7vw, 2.4rem); }

  /* === Cards === */
  .card { padding: var(--space-5); border-radius: 14px; }
  .card-icon { width: 42px; height: 42px; margin-bottom: var(--space-4); }
  .card-title { font-size: var(--fs-lg); }

  /* === Team Card === */
  .team-card { padding: var(--space-5); }
  .team-avatar { width: 72px; height: 72px; }

  /* === Quote / Manifesto === */
  .quote-section { padding: var(--space-12) 0; }
  .quote-text { font-size: clamp(1.2rem, 5.5vw, 1.7rem); line-height: 1.45; margin-bottom: var(--space-6); }

  /* === CTA Banner === */
  .cta-banner { padding: var(--space-8) var(--space-5); border-radius: 18px; }
  .cta-banner .hero-actions { flex-direction: column; }
  .cta-banner .btn { width: 100%; }

  /* === News === */
  .news-item { grid-template-columns: 1fr !important; gap: var(--space-2); padding: var(--space-4) 0; }
  .news-item:hover { padding-left: var(--space-2); padding-right: var(--space-2); }
  .news-date { font-size: var(--fs-xs); }
  .news-title { font-size: var(--fs-base); }

  /* === Marquee === */
  .marquee-item { font-size: 1.1rem; padding: 0 var(--space-3); }
  .marquee-track { gap: var(--space-6); }
  .text-strip .marquee-item { font-size: 1.1rem; }

  /* === Footer === */
  .footer { padding: var(--space-10) 0 var(--space-5); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); margin-bottom: var(--space-8); }
  .footer-brand { grid-column: 1 / -1; max-width: 100%; }
  .footer-bottom { flex-direction: column-reverse; align-items: flex-start; gap: var(--space-4); padding-top: var(--space-5); }
  .footer h5 { margin-bottom: var(--space-3); }
  .footer ul li { margin-bottom: var(--space-3); }
  .footer ul a { font-size: var(--fs-base); }
  .newsletter { max-width: 100%; flex-wrap: nowrap; }
  .newsletter input { min-width: 0; }

  /* === Forms === */
  .form-input, .form-textarea, .form-select { padding: 12px 14px; font-size: var(--fs-sm); }
  .form-textarea { min-height: 120px; }
}

/* === Small Mobile === */
@media (max-width: 480px) {
  .container {
    padding-left: max(var(--space-5), env(safe-area-inset-left));
    padding-right: max(var(--space-5), env(safe-area-inset-right));
  }
  .section { padding: var(--space-8) 0; }

  /* Hero buttons stack but content-width, not stretched */
  .hero-actions { flex-direction: column; align-items: flex-start; gap: var(--space-3); width: auto; }
  .hero-actions .btn { width: auto; min-width: 200px; }
  .cta-banner .hero-actions { align-items: center; }
  .cta-banner .btn { width: auto; min-width: 220px; }

  /* Stats — prevent number overflow */
  .hero-stat-value { font-size: clamp(1.2rem, 6.5vw, 1.6rem); letter-spacing: -0.02em; }
  .hero-stat-label { font-size: 0.65rem; }
  .hero-stats { gap: var(--space-4); }

  /* Hero stats: 2x2 stays */
  .hero-stat-label { font-size: 0.65rem; letter-spacing: 1px; }

  /* Sections */
  .section-header { gap: var(--space-3); margin-bottom: var(--space-6); }

  /* Showcase visuals get smaller */
  .showcase-visual { max-height: 200px; }
  .showcase { padding: var(--space-5); }

  /* Page hero */
  .page-hero { min-height: 44vh; }
  .page-hero-inner h1 { font-size: clamp(1.6rem, 8.5vw, 2.4rem); }

  /* Timeline single col */
  .timeline-strip { grid-template-columns: 1fr; gap: var(--space-5); }

  /* Footer single col */
  .footer { padding: var(--space-8) 0 var(--space-5); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); margin-bottom: var(--space-6); }
  .footer-brand { grid-column: 1; }
  .footer-brand p { font-size: var(--fs-sm); }
  .footer h5 { font-size: 0.65rem; letter-spacing: 0.2em; margin-bottom: var(--space-3); }

  /* Buttons */
  .btn { padding: 12px 22px; font-size: 0.85rem; }
  .btn-circle { width: 44px; height: 44px; }

  /* Cards */
  .card { padding: var(--space-4); }

  /* Form labels */
  .form-label { font-size: 0.7rem; }
}

/* === Touch device optimizations === */
@media (hover: none) and (pointer: coarse) {
  /* Disable hover effects that look weird on touch */
  .card:hover, .product-card:hover, .showcase:hover, .team-card:hover {
    transform: none;
  }
  /* Marquee pause-on-hover doesn't apply */
}