/* =========================================================================
   2026 AI 창의융합대회 — style.css
   Design language: scientific-editorial. Mono-numbered section labels,
   thin grid rules, generous whitespace, ink + electric indigo + lime accent.
   Mobile-first. Breakpoint up at 641px / 769px / 1025px.
   ========================================================================= */

/* ----- 1. Tokens ----- */
:root {
  /* Brand */
  --color-primary: #4a3aff;   /* electric indigo */
  --color-primary-deep: #2f1fd6;
  --color-accent: #c8f24c;    /* lime highlight */
  --color-ink: #16171b;       /* near-black */

  /* Surfaces */
  --color-bg: #ffffff;
  --color-paper: #f6f6f2;     /* off-white section band */
  --color-text: #1a1a1a;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-hairline: #d9d9d3;

  /* Dark hero surface */
  --color-night: #0d0e13;

  /* Typography */
  --font-sans: "Pretendard Variable", Pretendard, -apple-system,
    BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "맑은 고딕",
    system-ui, sans-serif;
  --font-mono: "SF Mono", ui-monospace, "Cascadia Code", "Roboto Mono",
    Menlo, Consolas, monospace;

  /* Rhythm */
  --wrap: 1080px;
  --wrap-wide: 1180px;
  --pad-x: 16px;
  --radius: 14px;
  --radius-sm: 8px;

  --shadow-sm: 0 1px 2px rgba(16, 17, 20, 0.06);
  --shadow-md: 0 18px 48px -24px rgba(16, 17, 20, 0.28);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (min-width: 641px) {
  :root { --pad-x: 24px; }
}

/* ----- 2. Reset / base ----- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video, iframe { display: block; max-width: 100%; }
img, video { height: auto; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.18;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

p { margin: 0; }

ul { margin: 0; padding: 0; list-style: none; }

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--color-ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ----- 3. Layout ----- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}
.wrap--wide { max-width: var(--wrap-wide); }

.section { padding-block: clamp(56px, 9vw, 108px); }
.section--paper { background: var(--color-paper); }
.section--tight { padding-block: clamp(40px, 6vw, 72px); }

/* Section eyebrow — mono numbered label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: attr(data-index);
  color: var(--color-primary);
  font-weight: 600;
}
.eyebrow__line {
  flex: 1;
  height: 1px;
  min-width: 28px;
  background: var(--color-hairline);
}

.section-title {
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  max-width: 20ch;
}
.section-lead {
  margin-top: 16px;
  max-width: 56ch;
  color: var(--color-muted);
  font-size: 1.05rem;
}

/* ----- 4. Buttons / chips ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 650;
  font-size: 0.98rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease),
    color 0.25s var(--ease), border-color 0.25s var(--ease);
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn__arrow { transition: transform 0.25s var(--ease); }
.btn:hover .btn__arrow { transform: translate(3px, -3px); }

.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-deep); }

.btn--ink { background: var(--color-ink); color: #fff; }
.btn--ink:hover { background: #000; }

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-hairline);
}
.btn--ghost:hover { border-color: var(--color-ink); }

.btn--on-dark {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.24);
  backdrop-filter: blur(4px);
}
.btn--on-dark:hover { background: rgba(255, 255, 255, 0.16); }

/* ----- 5. Header ----- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-ink);
}
.brand:hover { text-decoration: none; }
.brand__mark { display: grid; place-items: center; }
.brand__mark svg { border-radius: 8px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__title { font-weight: 800; font-size: 1.02rem; letter-spacing: -0.02em; }
.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.site-nav {}
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-list a {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--color-ink);
  font-weight: 550;
  font-size: 0.95rem;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}
.nav-list a:hover { background: var(--color-paper); text-decoration: none; }
.nav-list a.active { background: var(--color-ink); color: #fff; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  position: relative;
}
.nav-toggle__bar {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: transform 0.28s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle__bar:nth-child(1) { top: 15px; }
.nav-toggle__bar:nth-child(2) { top: 21px; }
.nav-toggle__bar:nth-child(3) { top: 27px; }

/* ----- 6. Footer ----- */
.site-footer {
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.72);
  padding-block: 56px 40px;
  margin-top: 0;
}
.footer__inner { display: grid; gap: 24px; }
.footer__brand { display: flex; flex-direction: column; gap: 4px; }
.footer__title { color: #fff; font-weight: 750; font-size: 1.1rem; }
.footer__org { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; }
.footer__nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer__nav a { color: rgba(255, 255, 255, 0.72); font-size: 0.92rem; }
.footer__nav a:hover { color: #fff; }
.footer__contact a { color: rgba(255, 255, 255, 0.72); font-family: var(--font-mono); }
.footer__contact a:hover { color: #fff; }
.footer__copy {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.44);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 20px;
}

@media (min-width: 769px) {
  .footer__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
    row-gap: 20px;
  }
  .footer__copy { grid-column: 1 / -1; }
}

/* ----- 7. Hero (home) ----- */
.hero {
  position: relative;
  /* Background photo: assets/images/hero.jpg — science/math formulas blackboard
     (Unsplash License, free use). hero-alt.jpg holds the "Earth at night" option.
     Swap the two files to change. Scrim is a bit darker since the formulas fill
     the whole frame. */
  background-color: var(--color-night);
  background-image:
    linear-gradient(90deg, rgba(9, 10, 15, 0.95) 0%, rgba(9, 10, 15, 0.7) 48%, rgba(9, 10, 15, 0.5) 100%),
    linear-gradient(180deg, rgba(9, 10, 15, 0.42) 0%, rgba(9, 10, 15, 0.4) 40%, rgba(9, 10, 15, 0.9) 100%),
    url("../images/hero.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  mix-blend-mode: screen;
  opacity: 0.85;
  background:
    radial-gradient(60% 55% at 18% 12%, rgba(74, 58, 255, 0.42), transparent 60%),
    radial-gradient(50% 50% at 88% 8%, rgba(200, 242, 76, 0.16), transparent 55%),
    radial-gradient(70% 60% at 75% 95%, rgba(74, 58, 255, 0.26), transparent 60%);
  animation: heroDrift 22s var(--ease) infinite alternate;
}
@keyframes heroDrift {
  from { transform: scale(1) translate(0, 0); }
  to { transform: scale(1.12) translate(-2%, 2%); }
}
/* thin grid overlay */
.hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(120% 100% at 50% 0%, #000 55%, transparent 100%);
}
.hero__inner {
  position: relative;
  padding-block: clamp(72px, 15vw, 168px);
  max-width: 40ch;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 24px;
}
.hero__eyebrow::before {
  content: "";
  width: 8px; height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(200, 242, 76, 0.6);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  to { box-shadow: 0 0 0 10px rgba(200, 242, 76, 0); }
}
.hero__title {
  color: #fff;
  font-size: clamp(2.4rem, 8vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 820;
}
.hero__title em {
  font-style: normal;
  color: var(--color-accent);
}
.hero__sub {
  margin-top: 24px;
  font-size: clamp(1rem, 2.6vw, 1.2rem);
  color: rgba(255, 255, 255, 0.78);
  max-width: 34ch;
}
/* Desktop: title and sub on a single line; small screens keep the wrap
   (mobile-first base above uses the <br class="hero__br"> line break). */
@media (min-width: 641px) {
  .hero__inner { max-width: min(92%, 780px); }
  .hero__title { white-space: nowrap; }
  .hero__title .hero__br { display: none; }
  .hero__sub { max-width: none; }
}
.hero__actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero__meta {
  margin-top: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.hero__meta div { display: flex; flex-direction: column; gap: 2px; }
.hero__meta dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}
.hero__meta dd { margin: 0; font-weight: 650; color: #fff; }

/* ----- 8. Home: 취지문 ----- */
.manifesto__grid { display: grid; gap: 32px; }
.manifesto__body {
  font-size: clamp(1.3rem, 3.4vw, 2rem);
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}
.manifesto__body p { margin-bottom: 0.5em; }
.manifesto__body p:last-child { margin-bottom: 0; }
.manifesto__body .hl {
  background: linear-gradient(transparent 62%, var(--color-accent) 62%);
  padding-inline: 2px;
}
.manifesto__aside {
  align-self: start;
  border-left: 2px solid var(--color-primary);
  padding-left: 20px;
  color: var(--color-muted);
  font-size: 0.98rem;
}

@media (min-width: 861px) {
  .manifesto__grid { grid-template-columns: 1.7fr 1fr; gap: 56px; }
}

/* ----- 9. Home: category strip ----- */
.cat-strip { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); }
.cat-chip {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-ink);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}
.cat-chip:hover {
  text-decoration: none;
  transform: translateY(-4px);
  border-color: var(--color-ink);
  box-shadow: var(--shadow-md);
}
.cat-chip__num { font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-primary); }
.cat-chip__name { font-weight: 750; font-size: 1.1rem; }
.cat-chip__en { font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-muted); letter-spacing: 0.05em; }

@media (min-width: 641px) { .cat-strip { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1025px) { .cat-strip { grid-template-columns: repeat(6, 1fr); } }

/* ----- 10. Home: intro video ----- */
.intro-video {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-night);
  aspect-ratio: 16 / 9;
  box-shadow: var(--shadow-md);
}
.intro-video video { width: 100%; height: 100%; object-fit: cover; }
/* controls only on hover — hide native controls until pointer over */
.intro-video video::-webkit-media-controls { opacity: 0; transition: opacity 0.2s; }
.intro-video:hover video::-webkit-media-controls { opacity: 1; }
.intro-video__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  text-align: center;
  color: rgba(255, 255, 255, 0.72);
  background:
    radial-gradient(50% 60% at 30% 20%, rgba(74, 58, 255, 0.4), transparent 60%),
    radial-gradient(50% 60% at 80% 90%, rgba(200, 242, 76, 0.18), transparent 60%),
    var(--color-night);
}
.intro-video__placeholder .tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.intro-video__placeholder .msg { font-weight: 650; color: #fff; }

/* ----- 11. Generic prose / cards used across pages ----- */
.lead {
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  color: var(--color-muted);
  max-width: 60ch;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
}
.card--pad-lg { padding: clamp(28px, 4vw, 44px); }

/* Definition rows (about page) */
.spec-list { display: grid; gap: 0; border-top: 1px solid var(--color-hairline); }
.spec-row {
  display: grid;
  gap: 6px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-hairline);
}
.spec-row dt {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.spec-row dd { margin: 0; font-size: 1.08rem; font-weight: 550; color: var(--color-ink); }
.spec-row dd a { font-weight: 650; }
@media (min-width: 641px) {
  .spec-row { grid-template-columns: 220px 1fr; gap: 24px; align-items: baseline; }
}

/* Category pills (about) */
.field-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.field-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  font-weight: 600;
}
.field-pill span { font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-muted); }

/* Table (judging criteria) */
.table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); }
table.criteria {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 0.98rem;
}
table.criteria caption { text-align: left; padding: 16px 20px; color: var(--color-muted); font-size: 0.85rem; }
table.criteria th, table.criteria td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--color-hairline); }
table.criteria thead th {
  background: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}
table.criteria tbody tr:last-child td { border-bottom: none; }
table.criteria td:nth-child(2) { font-weight: 700; color: var(--color-primary); white-space: nowrap; }

.notice {
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--color-muted);
  font-family: var(--font-mono);
}

/* ----- 12. Schedule track ----- */
.track { position: relative; margin-top: 8px; }
.track__list { list-style: none; margin: 0; padding: 0; }
/* vertical rail on the right, running through the dots (placed by schedule.js) */
.track__rail,
.track__rail-fill {
  position: absolute;
  right: 27px;
  width: 2px;
  border-radius: 2px;
}
.track__rail { background: var(--color-hairline); }
.track__rail-fill {
  background: var(--color-primary);
  height: 0;
  transition: height 0.6s var(--ease);
}

.track__item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 56px 22px 0;
  border-bottom: 1px solid var(--color-hairline);
}
.track__item:first-child { border-top: 1px solid var(--color-hairline); }

.track__info { display: flex; align-items: center; gap: 18px; min-width: 0; }
.track__no {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-muted);
  min-width: 2ch;
}
.track__title { font-size: 1.15rem; }
.track__date {
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: var(--color-muted);
}

.track__dot {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-hairline);
  box-sizing: border-box;
  z-index: 1;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}
/* 해당 시점이 되었거나 지나면 색칠 */
.track__item.is-done .track__dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.track__item.is-done .track__title { color: var(--color-ink); }
.track__item.is-done .track__date { color: var(--color-primary); }
/* 현재 진행 중인 단계는 링 강조 */
.track__item.is-current .track__dot {
  border-color: var(--color-ink);
  box-shadow: 0 0 0 5px rgba(74, 58, 255, 0.15);
}

.track__legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--color-muted);
}
.track__legend .legend-dot:not(:first-child) { margin-left: 16px; }
.legend-dot {
  display: inline-block;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-hairline);
  box-sizing: border-box;
  vertical-align: -2px;
}
.legend-dot--done { background: var(--color-primary); border-color: var(--color-primary); }

/* ----- 13. Works page ----- */
.tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 32px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.tab {
  flex: 0 0 auto;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-ink);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease),
    border-color 0.2s var(--ease);
}
.tab:hover { border-color: var(--color-ink); }
.tab.is-active { background: var(--color-ink); color: #fff; border-color: var(--color-ink); }

/* 유튜브 '검색 결과'형: 한 줄에 하나씩, 영상 왼쪽 · 정보 오른쪽 */
.work-grid {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.work-card {
  display: flex;
  flex-direction: column;        /* 모바일: 세로로 쌓기 */
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    border-color 0.3s var(--ease);
}
.work-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-hairline);
}
.work-card__video {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  flex-shrink: 0;
}
.work-card__video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.work-card__body {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

/* ≥641px: 가로 배치 (썸네일 왼쪽 고정폭, 정보 오른쪽) */
@media (min-width: 641px) {
  .work-card { flex-direction: row; align-items: stretch; }
  .work-card__video { width: 300px; }
  .work-card__body { padding: 18px 24px; }
}
@media (min-width: 1025px) {
  .work-card__video { width: 360px; }
}

.work-card__award {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--color-accent);
  color: var(--color-ink);
}
.work-card__cat {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}
.work-card__title {
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  font-weight: 750;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.work-card__team { color: var(--color-primary); font-size: 0.95rem; font-weight: 600; }
.work-card__desc { color: var(--color-muted); font-size: 0.95rem; }
.work-card__link {
  margin-top: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.92rem;
}

.empty-state {
  text-align: center;
  padding: 72px 24px;
  border: 1px dashed var(--color-hairline);
  border-radius: var(--radius);
  color: var(--color-muted);
  background: var(--color-paper);
}
.empty-state__mark { font-size: 2rem; margin-bottom: 8px; }

/* ----- 14. Results page ----- */
.results-pending {
  text-align: center;
  padding: clamp(48px, 8vw, 96px) 24px;
  border-radius: var(--radius);
  background:
    radial-gradient(60% 80% at 50% 0%, rgba(74, 58, 255, 0.10), transparent 70%),
    var(--color-paper);
  border: 1px solid var(--color-border);
}
.results-pending__tag {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.results-pending__date {
  margin-top: 16px;
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-ink);
}
.results-pending__note { margin-top: 12px; color: var(--color-muted); }

.results-group { margin-top: 48px; }
.results-group:first-child { margin-top: 0; }
.results-group__title { margin-bottom: 20px; }
.results-group__label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
}
.results-group__label::before {
  content: "";
  width: 26px; height: 3px;
  background: var(--color-primary);
  border-radius: 3px;
}

.winner-list { display: grid; gap: 14px; }
.winner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: center;
  padding: 20px 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
}
.winner__award {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--color-paper);
  color: var(--color-ink);
  min-width: 60px;
  text-align: center;
}
.award--대상, .award--금상 { background: var(--color-accent); }
.award--은상 { background: #e6e6e6; }
.award--동상 { background: #f0d9c0; }
.winner__title { font-size: 1.1rem; }
.winner__team { color: var(--color-muted); font-size: 0.92rem; margin-top: 2px; }

/* ----- 15. Contact page ----- */
.contact-hero {
  display: grid;
  gap: 28px;
  padding: clamp(32px, 5vw, 56px);
  border-radius: var(--radius);
  background: var(--color-ink);
  color: #fff;
}
.contact-hero__label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.contact-hero__mail {
  font-size: clamp(1.5rem, 5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
  word-break: break-all;
}
.contact-hero__mail:hover { text-decoration: none; color: var(--color-accent); }
.contact-methods { display: grid; gap: 16px; margin-top: 32px; }
@media (min-width: 641px) { .contact-methods { grid-template-columns: repeat(2, 1fr); } }
.contact-method {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.contact-method h3 { font-size: 1.05rem; margin-bottom: 6px; }
.contact-method p { color: var(--color-muted); font-size: 0.95rem; }
.contact-method a { font-weight: 600; }

/* ----- 16. Page header (interior pages) ----- */
/* Same dark background photo as the home hero, so interior pages read as
   part of the same site instead of a plain white block. */
.page-head {
  position: relative;
  isolation: isolate;
  color: #fff;
  background-color: var(--color-night);
  background-image:
    linear-gradient(90deg, rgba(9, 10, 15, 0.95) 0%, rgba(9, 10, 15, 0.74) 52%, rgba(9, 10, 15, 0.56) 100%),
    linear-gradient(180deg, rgba(9, 10, 15, 0.5) 0%, rgba(9, 10, 15, 0.62) 100%),
    url("../images/hero.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  padding-block: clamp(48px, 8vw, 88px) clamp(28px, 4vw, 44px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.page-head__title {
  color: #fff;
  font-size: clamp(2rem, 6vw, 3.2rem);
  letter-spacing: -0.03em;
}
.page-head__lead {
  margin-top: 16px;
  max-width: 56ch;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.08rem;
}
.page-head .eyebrow { color: rgba(255, 255, 255, 0.6); }
.page-head .eyebrow::before { color: var(--color-accent); }

/* CTA band */
.cta-band {
  display: grid;
  gap: 20px;
  padding: clamp(32px, 5vw, 56px);
  border-radius: var(--radius);
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(74, 58, 255, 0.16), transparent 60%),
    var(--color-paper);
  border: 1px solid var(--color-border);
}
.cta-band h2 { font-size: clamp(1.4rem, 4vw, 2rem); }
.cta-band p { color: var(--color-muted); max-width: 52ch; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 4px; }
@media (min-width: 769px) {
  .cta-band { grid-template-columns: 1fr auto; align-items: center; }
  .cta-band__actions { margin-top: 0; }
}

/* ----- 17. Reveal animation ----- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .hero__bg, .hero__eyebrow::before { animation: none; }
}

/* ----- 18. Mobile nav ----- */
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.32s var(--ease);
  }
  .site-header.is-open .site-nav { max-height: 70vh; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 2px; padding: 12px var(--pad-x) 20px; }
  .nav-list a { padding: 12px 14px; border-radius: 10px; }

  .site-header.is-open .nav-toggle__bar:nth-child(1) { top: 21px; transform: translateX(-50%) rotate(45deg); }
  .site-header.is-open .nav-toggle__bar:nth-child(2) { opacity: 0; }
  .site-header.is-open .nav-toggle__bar:nth-child(3) { top: 21px; transform: translateX(-50%) rotate(-45deg); }
}

/* ----- 19. Utilities ----- */
.stack-lg > * + * { margin-top: clamp(28px, 4vw, 44px); }
.text-center { text-align: center; }
.mono { font-family: var(--font-mono); }
[hidden] { display: none !important; }