@charset "utf-8";

/* ==========================================================================
   AI 사역지원 기술연구소
   승인된 디자인: docs/design/DESIGN.md (v1.0, 2026-08-14)

   색은 반드시 아래 토큰으로만 쓴다. 값을 직접 적지 않는다.
   금색이 두 개인 이유가 이 시스템에서 가장 중요하다:
     어두운 배경  → --gold        (#c9a86a)
     밝은 배경    → --gold-deep   (#6b4f1e)
   현수막 금색은 밝은 배경에서 대비가 모자라 글씨로 쓸 수 없다.
   ========================================================================== */

:root {
  /* --- 어두운 구간 (현수막에서 계승) --- */
  --void: #0a0410;
  --plum-950: #12061a;
  --plum-900: #1f0728;
  --plum-800: #320a45;
  --plum-700: #3f0d57;
  --glow: #8f2ac4;
  --gold: #c9a86a;
  --gold-light: #e0c894;
  --gold-pale: #f9efd8;
  --silver: #d0c9e8;
  --on-dark: #f6f3fc;
  --on-dark-soft: #bdb2d6;
  --on-dark-dim: #8d83a8;
  --line-dark: rgba(199, 138, 232, 0.20);
  --line-gold: rgba(201, 168, 106, 0.45);

  /* --- 밝은 구간 --- 흰색을 쓰지 않는다.
     보라는 왕의 색이므로 밝은 곳도 연보라에서 시작해 샴페인 금빛으로 넘어간다.
     이 세 가지가 같은 계열로 이어져야 어두운 구간과 색이 끊기지 않는다. */
  --lav-100: #f3edfa;   /* 가장 밝은 연보라 */
  --lav-200: #e9dff5;
  --lav-300: #ddd0ee;   /* 경계·슬롯 배경 전용. 본문 배경으로 쓰지 않는다 */
  --champagne: #f7efe0; /* 금색의 밝은 끝 */
  --champagne-deep: #f0e3cd;

  --ink: #190c25;
  --ink-soft: #55446a;
  --ink-dim: #655578;
  --gold-deep: #6b4f1e;
  --gold-deep-a55: rgba(107, 79, 30, 0.55);
  --gold-deep-a12: rgba(107, 79, 30, 0.12);
  --plum-ink: #43105c;
  --line-light: #d6c8e8;

  /* 로고 색 — 어두운 바탕이 기본, 밝은 바탕에서는 아래에서 바꿔 준다 */
  --mark-a: #f9efd8;
  --mark-b: #c9a86a;
  --mark-wire: #c78ae8;

  /* 밝은 구간 배경 그라디언트 */
  --surface-light: linear-gradient(168deg, #f3edfa 0%, #ece2f7 55%, #f7efe0 100%);
  --surface-ash: linear-gradient(168deg, #e9dff5 0%, #efe4f4 46%, #f0e3cd 100%);

  --font: "Pretendard Variable", "Pretendard", -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;

  --shell: 1180px;
  --narrow: 960px;
  --gutter: 22px;
}

/* ---------------------------------------------------------------- 기본 */

*,
*::before,
*::after { box-sizing: border-box; }

/* hidden 은 display:none 이 기본값이라, display 를 정해 준 요소에서는
   그냥 무시된다. 숨긴 줄 알았던 것이 화면을 덮고 클릭을 삼킨다.
   실제로 사진 확대 창이 그렇게 온 페이지를 막았다. 여기서 못을 박아 둔다. */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--lav-100);
  color: var(--ink);
  font-family: var(--font);
  font-size: 19px;
  line-height: 1.85;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 한글: 어절을 유지하되, 긴 주소·식별자는 강제로 끊어 가로 스크롤을 막는다 */
body,
:lang(ko) {
  word-break: keep-all;
  line-break: strict;
  overflow-wrap: anywhere;
}

h1, h2, h3, p, ul, ol, dl, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--gold-deep);
  outline-offset: 4px;
}
.on-dark a:focus-visible { outline-color: var(--gold-light); }

.skip {
  position: absolute;
  inset-inline-start: -9999px;
  z-index: 100;
  padding: 14px 22px;
  background: var(--gold-pale);
  color: var(--void);
  font-weight: 700;
}
.skip:focus {
  inset-inline-start: 12px;
  inset-block-start: 12px;
}

.shell { inline-size: min(100% - var(--gutter) * 2, var(--shell)); margin-inline: auto; }
.narrow { inline-size: min(100% - var(--gutter) * 2, var(--narrow)); margin-inline: auto; }

/* ------------------------------------------------------------ 상단 바 */

.topbar {
  position: sticky;
  inset-block-start: 0;
  z-index: 50;
  background: rgba(10, 4, 16, 0.72);
  backdrop-filter: blur(18px) saturate(1.4);
  border-block-end: 1px solid var(--line-dark);
  transition: background .5s ease, border-color .5s ease;
}
/* 밝은 섹션 위를 지날 때 JS가 붙여 준다 */
.topbar.is-light {
  background: rgba(243, 237, 250, 0.88);
  border-block-end-color: var(--line-light);
}

.topbar-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 15px;
}

.mark {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--on-dark);
  transition: color .5s ease;
}
.topbar.is-light .mark { color: var(--ink); }

.mark .glyph {
  flex: none;
  inline-size: 30px;
  block-size: 30px;
  display: block;
}
/* 밝은 상단바에서는 금색을 진하게 내려 글씨 대비를 지킨다 */
.topbar.is-light .mark .glyph {
  --mark-a: #8a6a2a;
  --mark-b: #6b4f1e;
  --mark-wire: #8f5bb4;
}

.topnav {
  display: flex;
  gap: 30px;
  font-size: 15px;
  color: var(--on-dark-soft);
  transition: color .5s ease;
}
.topbar.is-light .topnav { color: var(--ink-soft); }
.topnav a:hover { color: var(--gold); }
.topbar.is-light .topnav a:hover { color: var(--gold-deep); }

.enter {
  padding: 9px 18px;
  border: 1px solid var(--line-gold);
  color: var(--gold-light);
  font-size: 14px;
  font-weight: 650;
  white-space: nowrap;
  transition: color .5s ease, border-color .5s ease, background .3s ease;
}
.topbar.is-light .enter {
  color: var(--gold-deep);
  border-color: var(--gold-deep-a55);
}
.enter:hover { background: rgba(201, 168, 106, 0.12); }
.topbar.is-light .enter:hover { background: var(--gold-deep-a12); }

@media (max-width: 900px) {
  /* 목적지를 없애는 것이 아니다. 한 페이지라 스크롤로 전부 도달한다 */
  .topnav { display: none; }
}

/* -------------------------------------------------------------- 히어로 */

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-block-size: min(96vh, 900px);
  overflow: hidden;
  background:
    radial-gradient(120% 88% at 50% 116%, rgba(160, 52, 214, 0.46), transparent 64%),
    linear-gradient(168deg, #0a0410 0%, #1f0728 36%, #3a0c50 70%, #501271 100%);
}

#circuit {
  position: absolute;
  inset: 0;
  display: block;
  inline-size: 100%;
  block-size: 100%;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg,
    rgba(10, 4, 16, 0.42) 0%, transparent 26%,
    transparent 62%, rgba(10, 4, 16, 0.14) 100%);
}

.hero-in {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 34px;
  padding-block: clamp(96px, 16vh, 180px);
  text-align: center;
}

.org {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: clamp(13px, 1.5vw, 16px);
  font-weight: 700;
  letter-spacing: 0.44em;
  text-indent: 0.44em;
  color: var(--gold-light);
}
.org::before,
.org::after {
  content: "";
  block-size: 1px;
  inline-size: clamp(26px, 7vw, 88px);
  background: linear-gradient(90deg, transparent, var(--gold));
}
.org::after { background: linear-gradient(90deg, var(--gold), transparent); }

.hero h1 {
  max-width: 14ch;
  font-size: clamp(44px, 9.2vw, 118px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-wrap: balance;
  background: linear-gradient(178deg, #ffffff 0%, #f2effa 28%, #d0c9e8 64%, #b3a2cc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 8px 34px rgba(143, 42, 196, 0.6));
}
.hero h1 .g {
  background: linear-gradient(178deg, #f9efd8 0%, #e2cb98 46%, #b8955b 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .sub {
  max-width: 38ch;
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.9;
  color: var(--silver);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-block-start: 10px;
}

.scroll-hint {
  position: absolute;
  inset-block-end: 30px;
  inset-inline: 0;
  z-index: 3;
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.3em;
  /* 히어로 아래쪽이 자보라로 밝아져서 흐린 회색으로는 읽히지 않는다 */
  color: var(--silver);
}
.scroll-hint span {
  display: block;
  margin-block-start: 9px;
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob {
  0%, 100% { transform: translateY(0); opacity: .5; }
  50% { transform: translateY(7px); opacity: 1; }
}

/* -------------------------------------------------------------- 버튼 */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-block-size: 54px;
  padding: 16px 34px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.015em;
}
.btn-gold {
  color: #1b0d05;
  background: linear-gradient(160deg, #f9efd8, #e0c894 45%, #c9a86a);
  box-shadow: 0 12px 40px rgba(201, 168, 106, 0.26);
}
.btn-gold:hover { filter: brightness(1.06); }
.btn-ghost {
  border: 1px solid var(--line-gold);
  color: var(--gold-light);
}
.btn-ghost:hover { background: rgba(201, 168, 106, 0.10); }

/* -------------------------------------------------- 섹션 리듬 (밝음/어두움) */

.band {
  position: relative;
  padding-block: clamp(96px, 14vw, 190px);
}
/* 부속 페이지는 읽으러 온 곳이지 감상하러 온 곳이 아니다.
   제목 바로 아래에서 본문이 시작하게 붙인다 */
.page-head + .band { padding-block-start: clamp(36px, 5vw, 58px); }
/* 어두운 구간에서 밝은 구간으로 넘어갈 때 색이 끊기지 않도록
   윗부분에 보라 기운을 남긴다. 덧씌우는 층이 아니라 배경 층이라
   글자를 가리지 않는다 */
.band.light {
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(63, 13, 87, 0.13) 0, rgba(63, 13, 87, 0) 170px),
    var(--surface-light);
}
.band.ash {
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(63, 13, 87, 0.13) 0, rgba(63, 13, 87, 0) 170px),
    var(--surface-ash);
}
.band.dark {
  color: var(--on-dark);
  background:
    /* 경계의 금빛 실선. 가운데만 보이고 양끝으로 사라진다 */
    linear-gradient(90deg, transparent, rgba(201, 168, 106, 0.42) 22%,
      rgba(201, 168, 106, 0.42) 78%, transparent) top / 100% 1px no-repeat,
    /* 위쪽에 남은 자보라 여운 */
    radial-gradient(120% 90% at 50% 0%, rgba(79, 18, 107, 0.34), transparent 62%),
    /* 히어로보다 훨씬 깊은 어둠 */
    linear-gradient(180deg, #06020c 0%, #0d0518 48%, #06020c 100%);
}
.band.deep {
  color: var(--on-dark);
  background:
    radial-gradient(110% 100% at 50% 110%, rgba(143, 42, 196, 0.34), transparent 62%),
    linear-gradient(180deg, #0a0410, #1f0728 48%, #320a45);
}

.eyebrow {
  margin-block-end: 26px;
  font-size: 14px;
  font-weight: 750;
  letter-spacing: 0.26em;
  color: var(--gold-deep);
}
.band.dark .eyebrow,
.band.deep .eyebrow { color: var(--gold); }
.eyebrow.spaced { margin-block-start: 96px; }

.title {
  max-width: 17ch;
  font-size: clamp(34px, 5.8vw, 70px);
  line-height: 1.2;
  font-weight: 850;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
.title.center { margin-inline: auto; }
.title.flush { margin: 0; }

.lead {
  max-width: 50ch;
  margin-block-start: 30px;
  font-size: clamp(18px, 1.9vw, 21px);
  line-height: 1.9;
  color: var(--ink-soft);
}
.band.dark .lead,
.band.deep .lead { color: var(--on-dark-soft); }

/* 자바스크립트가 동작할 때만 숨겼다가 보여 준다.
   스크립트가 실패해도 본문이 사라지지 않게 하려는 것이다. */
.js .reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s ease, transform .9s cubic-bezier(.2, .7, .3, 1);
}
.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ----------------------------------------------------------- 신앙 선언 */

.creed {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 36px;
  text-align: center;
}
.creed .verse {
  max-width: 18ch;
  font-size: clamp(30px, 5.6vw, 66px);
  line-height: 1.42;
  font-weight: 850;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
.creed .verse em {
  font-style: normal;
  background: linear-gradient(178deg, #f9efd8, #e0c894 48%, #c9a86a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.creed p {
  max-width: 44ch;
  font-size: clamp(18px, 1.9vw, 21px);
  line-height: 1.95;
  color: var(--on-dark-soft);
}
.creed .ref {
  font-size: 15px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.divider {
  inline-size: 1px;
  block-size: 68px;
  background: linear-gradient(180deg, transparent, var(--gold), transparent);
}

/* ------------------------------------------------------------ 하는 일 */

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: 1px;
  margin-block-start: 76px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}
.pillar {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 46px 38px 52px;
  background: linear-gradient(165deg, #f6f1fc 0%, #efe6f8 100%);
  transition: background .45s ease;
}
.pillar:hover { background: linear-gradient(165deg, #faf6fe 0%, #f4ecfb 100%); }
.pillar .num {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
}
.pillar h3 {
  font-size: clamp(23px, 2.4vw, 28px);
  line-height: 1.4;
  font-weight: 800;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.pillar > p {
  font-size: 18px;
  line-height: 1.85;
  color: var(--ink-soft);
}
.pillar ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-block-start: 8px;
}
.pillar li {
  padding: 6px 14px;
  border: 1px solid var(--line-light);
  background: var(--lav-300);
  color: var(--plum-ink);
  font-size: 14.5px;
  font-weight: 600;
}

/* ----------------------------------------------------------- 커리큘럼 */

.days {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  margin-block-start: 76px;
}
.day-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding-block-end: 22px;
  border-block-end: 2px solid var(--gold-deep);
}
.day-head .d {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.22em;
  color: var(--gold-deep);
}
.day-head h3 {
  font-size: clamp(24px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.035em;
}
.track li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 18px;
  padding-block: 26px;
  border-block-end: 1px solid var(--line-light);
}
.track .dot {
  inline-size: 9px;
  block-size: 9px;
  margin-block-start: 13px;
  border-radius: 50%;
  background: var(--gold-deep);
  box-shadow: 0 0 0 5px var(--gold-deep-a12);
}
.track b {
  display: block;
  font-size: 20px;
  line-height: 1.5;
  font-weight: 750;
  letter-spacing: -0.03em;
}
.track span {
  display: block;
  margin-block-start: 6px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-dim);
}
.track .who {
  margin-block-start: 8px;
  font-size: 15px;
  font-weight: 650;
  color: var(--plum-ink);
}

@media (max-width: 860px) {
  .days { grid-template-columns: 1fr; gap: 60px; }
}

/* -------------------------------------------------------------- 강사 */

.faculty {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(210px, 100%), 1fr));
  gap: 32px;
  margin-block-start: 60px;
}
.fac {
  padding-block-start: 22px;
  border-block-start: 3px solid var(--gold-deep);
}
.fac b {
  display: block;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.035em;
}
.fac span {
  display: block;
  margin-block-start: 9px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* -------------------------------------------------------------- 나눔 */

.share {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  text-align: center;
}
.share .title { max-width: 20ch; }
.share .lead { max-width: 46ch; text-align: center; }

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 4vw, 46px);
  margin-block-start: 40px;
}
.flow .step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-inline-size: 150px;
}
.flow .step b {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 850;
  letter-spacing: -0.04em;
  background: linear-gradient(178deg, #f9efd8, #e0c894 50%, #c9a86a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.flow .step span {
  font-size: 16px;
  color: var(--on-dark-soft);
}
.flow .arrow {
  font-size: 22px;
  color: var(--gold);
  opacity: .55;
}
@media (max-width: 700px) {
  .flow .arrow { transform: rotate(90deg); }
}

.gate {
  max-width: 60ch;
  margin-block-start: 46px;
  padding: 36px 40px;
  border: 1px solid var(--line-gold);
  font-size: 18px;
  line-height: 1.9;
  color: var(--on-dark-soft);
}
.gate b {
  color: var(--gold-light);
  font-weight: 750;
}

/* -------------------------------------------------------------- 기록 */

.archive-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}
.badge-live {
  padding: 5px 14px;
  border: 1px solid var(--gold-deep-a55);
  color: var(--gold-deep);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.photos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-block-start: 56px;
}
.slot {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  padding: 16px;
  border: 1px dashed var(--line-light);
  background: var(--lav-300);
  color: var(--ink-dim);
  font-size: 15px;
  text-align: center;
}
@media (max-width: 800px) {
  .photos { grid-template-columns: repeat(2, 1fr); }
}

/* -------------------------------------------------------------- 참여 */

.join {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  text-align: center;
}
.join .title { max-width: 22ch; }
.join .lead { text-align: center; }

/* -------------------------------------------------------------- 푸터 */

footer {
  padding-block: 52px 68px;
  background: var(--void);
  color: var(--on-dark-dim);
  font-size: 15px;
}
.foot-in {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
}
footer .name {
  color: var(--on-dark-soft);
  font-weight: 650;
}

/* ------------------------------------------------------- 모션 축소 */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-hint span { animation: none; }
  .topbar, .mark, .topnav, .enter, .pillar { transition: none; }
}

/* ==========================================================================
   추가 · 작업실 진열 / 커리큘럼 레일 / 사진 / 부속 페이지
   ========================================================================== */

.visually-hidden {
  position: absolute;
  inline-size: 1px; block-size: 1px;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}

/* ---------------------------------------------- 작업실 진열 */

.shelf-block { margin-block-start: clamp(64px, 9vw, 110px); }
.gate-link {
  margin-block-start: 26px;
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: center;
}
.gate-note {
  margin-block-start: 16px; text-align: center;
  font-size: 15.5px; color: var(--on-dark-dim);
}

.shelf-bar {
  display: flex; flex-wrap: wrap; gap: 12px;
  align-items: center; justify-content: space-between;
  margin-block-end: 22px;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 8px 16px; font: inherit; font-size: 14.5px; font-weight: 650;
  cursor: pointer; background: transparent;
  border: 1px solid var(--line-dark); color: var(--on-dark-soft);
  transition: border-color .2s, color .2s, background .2s;
}
.chip:hover { border-color: var(--line-gold); color: var(--gold-light); }
.chip[aria-pressed="true"] {
  border-color: var(--gold); color: var(--gold-pale);
  background: rgba(201, 168, 106, 0.12);
}
.search {
  padding: 10px 16px; min-inline-size: 210px; font: inherit; font-size: 15px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-dark); color: var(--on-dark);
}
.search::placeholder { color: var(--on-dark-dim); }
.search:focus { border-color: var(--line-gold); outline: none; }

.shelf {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
  gap: 26px;
  background: transparent;
  border: 0;
}

/* 1기 제작물 — 실제 화면을 찍어 크게 건다 */
.work {
  display: flex;
  flex-direction: column;
  background: linear-gradient(168deg, rgba(31, 7, 40, .95), rgba(10, 4, 16, .95));
  border: 1px solid var(--line-dark);
  overflow: hidden;
  transition: border-color .35s ease, transform .35s ease;
}
.work:hover { border-color: var(--line-gold); transform: translateY(-3px); }
@media (prefers-reduced-motion: reduce) { .work:hover { transform: none; } }

.work__shot-link { display: block; }
.work__shot {
  display: block;
  inline-size: 100%;
  block-size: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
  border-block-end: 1px solid var(--line-dark);
  background: var(--plum-950);
}

.work__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 24px;
  flex: 1;
}
.work__top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.work h3 { font-size: 19px; font-weight: 750; letter-spacing: -0.025em; line-height: 1.4; }
.work h3 a { text-decoration: none; }
.work h3 a:hover { color: var(--gold-light); }
.work__cat { font-size: 12.5px; color: var(--gold); white-space: nowrap; }
.work__body > p { font-size: 15.5px; line-height: 1.7; color: var(--on-dark-soft); flex: 1; }
.work__foot {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin-block-start: 4px; padding-block-start: 13px;
  border-block-start: 1px solid var(--line-dark);
  font-size: 13.5px; color: var(--on-dark-dim);
}
.work__foot .who { color: var(--silver); }
/* 링크라는 것이 보여야 한다 */
.work__go {
  color: var(--gold-light); font-weight: 650; white-space: nowrap;
  border-block-end: 1px solid transparent; transition: border-color .2s ease;
}
.work__go:hover { border-block-end-color: currentColor; }

.shelf-empty { padding: 44px 20px; text-align: center; color: var(--on-dark-dim); font-size: 16.5px; }
.shelf-note { margin-block-start: 18px; font-size: 14.5px; color: var(--on-dark-dim); }

/* ---------------------------------------------- 커리큘럼 레일 */

/* 이틀치를 나란히. 좁은 화면에서는 자연스럽게 위아래로 쌓인다 */
.days {
  display: grid; gap: 28px 44px; margin-block-start: 56px;
  grid-template-columns: repeat(auto-fit, minmax(min(340px, 100%), 1fr));
  align-items: stretch;
}
.day {
  padding: 30px 26px 12px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .34);
  border-radius: 2px;
}

.rail-wrap { position: relative; margin-block-start: 20px; padding-inline-start: 34px; }
.rail {
  position: absolute; inset-block: 8px; inset-inline-start: 7px;
  inline-size: 2px; background: rgba(107, 79, 30, .18);
}
.rail__fill {
  position: absolute; inset-block-start: 0; inset-inline: 0; block-size: 0%;
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
}
.day-mark {
  margin: 0; font-size: 15px; letter-spacing: .12em;
  color: var(--gold-deep); font-weight: 800;
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
}
.day-no {
  font-size: 13px; letter-spacing: .2em;
  padding: 5px 10px; border: 1px solid rgba(107, 79, 30, .32);
  color: var(--plum-ink);
}
.stop { position: relative; padding-block: 13px; }
.stop::before {
  content: ""; position: absolute; inset-inline-start: -31px; inset-block-start: 22px;
  inline-size: 10px; block-size: 10px; border-radius: 50%;
  background: var(--ash, #f1ecf8); border: 2px solid rgba(107, 79, 30, .28);
  transition: background .45s ease, border-color .45s ease, box-shadow .45s ease;
}
.stop.lit::before {
  background: var(--gold-deep); border-color: var(--gold);
  box-shadow: 0 0 0 5px rgba(107, 79, 30, .13);
}
.stop__body {
  opacity: .38; transform: translateX(10px);
  transition: opacity .5s ease, transform .5s ease;
}
.stop.lit .stop__body { opacity: 1; transform: none; }
.stop b { display: block; font-size: 18px; font-weight: 750; letter-spacing: -0.03em; line-height: 1.5; }
.stop span { display: block; margin-block-start: 4px; font-size: 15.5px; line-height: 1.62; color: var(--ink-dim); }
.stop em { display: block; margin-block-start: 5px; font-style: normal; font-size: 14px; font-weight: 650; color: var(--plum-ink); }

/* ---------------------------------------------- 사진 */

.photo-feature { margin: 56px 0 0; }
.photo-feature img {
  display: block; inline-size: 100%; block-size: auto;
  aspect-ratio: 2.16 / 1; object-fit: cover; border: 1px solid var(--line-light);
}
.photo-feature figcaption { margin-block-start: 14px; font-size: 16px; color: var(--ink-soft); }

.photos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-block-start: 18px; }
.photos img {
  display: block; inline-size: 100%; block-size: auto;
  /* 원본이 16:9와 2.16:1 두 종류라 16:9로 맞춘다. 3:2로 두면 위아래가 많이 잘린다 */
  aspect-ratio: 16 / 9; object-fit: cover; border: 1px solid var(--line-light);
}
@media (max-width: 800px) {
  .photos { grid-template-columns: 1fr 1fr; }
  /* 홀수로 남은 마지막 한 장만 두 칸을 쓴다. 짝수면 그냥 둔다 */
  .photos img:nth-child(odd):last-child { grid-column: span 2; }
  .photo-feature img { aspect-ratio: 16 / 9; }
}

/* ---------------------------------------------- 부속 페이지 공통 */

.page-head {
  /* 위쪽은 고정 머리띠를 비켜갈 만큼만 남긴다. 그 이상은 빈 화면일 뿐이다 */
  padding-block: clamp(80px, 8vh, 96px) clamp(28px, 3.5vw, 42px);
  color: var(--on-dark);
  background:
    radial-gradient(115% 95% at 50% 120%, rgba(160, 52, 214, .40), transparent 62%),
    linear-gradient(168deg, #0a0410, #1f0728 52%, #3a0c50);
}
.page-head h1 {
  margin-block: 12px 12px; max-width: 18ch;
  font-size: clamp(32px, 6vw, 60px); line-height: 1.18;
  font-weight: 850; letter-spacing: -0.045em; text-wrap: balance;
}
.page-head p { max-width: 52ch; color: var(--silver); font-size: clamp(17px, 1.9vw, 20px); }
.back {
  display: inline-block; font-size: 15px; color: var(--gold-light);
  border-block-end: 1px solid var(--line-gold); padding-block-end: 2px;
}

.prose { max-width: 62ch; }
.prose h2 {
  margin-block: 64px 18px; font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 800; letter-spacing: -0.035em; line-height: 1.35;
}
.prose h2:first-child { margin-block-start: 0; }
.prose h3 { margin-block: 34px 10px; font-size: 20px; font-weight: 750; letter-spacing: -0.025em; }
.prose p { margin-block-end: 18px; color: var(--ink-soft); }
.prose ul { margin-block-end: 18px; display: flex; flex-direction: column; gap: 10px; }
.prose ul li { position: relative; padding-inline-start: 20px; color: var(--ink-soft); }
.prose ul li::before {
  content: ""; position: absolute; inset-inline-start: 2px; inset-block-start: 15px;
  inline-size: 6px; block-size: 6px; background: var(--gold-deep);
}
.prose ol { margin-block-end: 18px; counter-reset: step; display: flex; flex-direction: column; gap: 16px; }
.prose ol li { position: relative; padding-inline-start: 42px; counter-increment: step; color: var(--ink-soft); }
.prose ol li::before {
  content: counter(step); position: absolute; inset-inline-start: 0; inset-block-start: 4px;
  inline-size: 26px; block-size: 26px; display: grid; place-items: center;
  border: 1px solid var(--gold-deep-a55); color: var(--gold-deep);
  font-size: 13px; font-weight: 750; font-family: var(--mono);
}
.prose strong { color: var(--ink); font-weight: 750; }
.prose code {
  font-family: var(--mono); font-size: .88em; padding: 2px 7px;
  background: var(--lav-300); color: var(--plum-ink);
}
.callout {
  margin-block: 30px; padding: 24px 28px;
  border-inline-start: 3px solid var(--gold-deep); background: rgba(107, 79, 30, .07);
  color: var(--ink-soft); font-size: 17px;
}
.callout strong { color: var(--ink); }
.callout.warn { border-inline-start-color: #9a2b2b; background: rgba(154, 43, 43, .07); }
.callout.warn strong { color: #7d1f1f; }

/* ---------------------------------------------- 관리자 페이지 */

.admin-bar {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  justify-content: space-between; margin-block-end: 30px;
}
.admin-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn-sm {
  padding: 10px 18px; font: inherit; font-size: 15px; font-weight: 650; cursor: pointer;
  border: 1px solid var(--line-light); background: rgba(255, 255, 255, .5); color: var(--ink-soft);
}
.btn-sm:hover { border-color: var(--gold-deep-a55); color: var(--gold-deep); }
.btn-sm.primary {
  border: 0; color: #1b0d05;
  background: linear-gradient(160deg, #f9efd8, #e0c894 45%, #c9a86a);
}
.btn-sm.danger { color: #7d1f1f; border-color: rgba(125, 31, 31, .4); }
.btn-sm.danger:hover { background: rgba(154, 43, 43, .08); color: #7d1f1f; border-color: #9a2b2b; }

.rows { display: flex; flex-direction: column; gap: 18px; }
.row-card {
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .45);
  padding: 22px 24px 24px;
  display: grid; gap: 14px;
}
.row-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr)); gap: 14px; }

/* ---------------------------------------------- 사진 크게 보기 */

/* 누를 수 있다는 것이 보여야 한다 */
#archive .photos img,
#archive .photo-feature img { cursor: zoom-in; }
#archive .photos img:hover { filter: brightness(1.06); }

body.lb-open { overflow: hidden; }

.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: grid; place-items: center;
  padding: clamp(16px, 4vw, 52px);
  background: rgba(6, 2, 10, .93);
  backdrop-filter: blur(6px);
}
.lb-figure {
  margin: 0; display: flex; flex-direction: column; align-items: center; gap: 16px;
  max-inline-size: 100%; max-block-size: 100%;
}
.lb-img {
  display: block; max-inline-size: 100%; max-block-size: 78vh;
  inline-size: auto; block-size: auto; object-fit: contain;
  border: 1px solid var(--line-gold);
}
.lb-cap {
  max-inline-size: 62ch; text-align: center;
  color: var(--on-dark-soft); font-size: 15.5px; line-height: 1.7;
}

.lb-close, .lb-nav {
  position: absolute; z-index: 1;
  display: grid; place-items: center;
  inline-size: 48px; block-size: 48px;
  border: 1px solid var(--line-gold);
  background: rgba(10, 4, 16, .72);
  color: var(--gold-light);
  font-size: 22px; line-height: 1; cursor: pointer;
  transition: background .2s ease, color .2s ease;
}
.lb-close:hover, .lb-nav:hover { background: rgba(201, 168, 106, .2); color: var(--gold-pale); }
.lb-close { inset-block-start: clamp(12px, 3vw, 28px); inset-inline-end: clamp(12px, 3vw, 28px); font-size: 18px; }
.lb-nav { inset-block-start: 50%; transform: translateY(-50%); font-size: 30px; }
.lb-prev { inset-inline-start: clamp(8px, 2vw, 26px); }
.lb-next { inset-inline-end: clamp(8px, 2vw, 26px); }

@media (max-width: 560px) {
  .lb-img { max-block-size: 66vh; }
  .lb-nav { inset-block-start: auto; inset-block-end: 18px; transform: none; inline-size: 44px; block-size: 44px; }
  .lb-prev { inset-inline-start: 22%; }
  .lb-next { inset-inline-end: 22%; }
}

/* ---------------------------------------------- 발자취 */

.foot-note { margin-block-start: 6px; font-size: 14px; color: var(--on-dark-dim); }

/* 숫자 넉 장 */
.dash-cards {
  display: grid; gap: 14px; margin-block-end: 22px;
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
}
.dash-card {
  padding: 20px 22px;
  border: 1px solid var(--line-light);
  background: linear-gradient(168deg, rgba(255,255,255,.6), rgba(247,239,224,.5));
}
.dash-num {
  margin: 0; font-size: 38px; font-weight: 850; letter-spacing: -0.05em;
  line-height: 1.1; color: var(--plum-ink); font-variant-numeric: tabular-nums;
}
.dash-num span { margin-inline-start: 4px; font-size: 17px; font-weight: 700; color: var(--ink-dim); letter-spacing: 0; }
.dash-label { margin: 6px 0 0; font-size: 14.5px; color: var(--ink-soft); }

.dash-split {
  display: grid; gap: 14px; margin-block-end: 30px;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
}
.dash-box {
  padding: 20px 22px 22px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .45);
}
.dash-box h3 { margin: 0; font-size: 17px; font-weight: 800; letter-spacing: -0.03em; }
.dash-hint { margin: 4px 0 18px; font-size: 13.5px; color: var(--ink-dim); }

/* 막대 그래프 — 라이브러리 없이 CSS로만 */
.dash-chart { display: flex; align-items: flex-end; gap: 5px; block-size: 132px; }
.dash-bar { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; block-size: 100%; gap: 6px; }
.dash-bar__fill {
  inline-size: 100%; min-block-size: 3px;
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
}
.dash-bar__fill.is-zero { background: var(--line-light); }
.dash-bar span { font-size: 10.5px; color: var(--ink-dim); text-align: center; font-variant-numeric: tabular-nums; }

.dash-rank { display: grid; gap: 11px; }
.dash-rank li {
  display: grid; align-items: center; gap: 10px;
  grid-template-columns: minmax(70px, 1fr) 84px auto;
  font-size: 15px;
}
.dash-rank__name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink); }
.dash-rank__bar { block-size: 8px; background: var(--gold-deep); opacity: .75; min-inline-size: 4px; }
.dash-rank b { font-size: 15px; font-weight: 800; color: var(--plum-ink); font-variant-numeric: tabular-nums; }
.dash-empty { color: var(--ink-dim); font-size: 14.5px; }

.dash-head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 12px; margin-block-end: 4px;
}
.dash-head h3 { margin: 0; font-size: 17px; font-weight: 800; letter-spacing: -0.03em; }

.act-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-block: 16px 18px; }
.act-list {
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .45);
}
.act-row {
  display: grid; gap: 4px 16px; align-items: baseline;
  grid-template-columns: 132px minmax(90px, 150px) 88px 1fr;
  padding: 12px 18px;
  border-block-end: 1px solid var(--line-light);
  font-size: 15.5px; line-height: 1.6;
}
.act-row:last-child { border-block-end: 0; }
.act-when { color: var(--ink-dim); font-size: 14px; font-variant-numeric: tabular-nums; }
.act-who { font-weight: 750; letter-spacing: -0.02em; overflow-wrap: anywhere; }
.act-kind {
  font-size: 13px; font-weight: 750; letter-spacing: -0.01em;
  padding: 2px 9px; text-align: center; white-space: nowrap;
  border: 1px solid var(--line-light); color: var(--ink-soft);
}
.act-login    { color: var(--plum-ink); border-color: rgba(67, 16, 92, .3); }
.act-download { color: var(--gold-deep); border-color: var(--gold-deep-a55); }
.act-upload,
.act-share    { color: #1e5f3a; border-color: rgba(30, 95, 58, .35); }
.act-delete   { color: #8a2130; border-color: rgba(138, 33, 48, .35); }
.act-target { color: var(--ink-soft); overflow-wrap: anywhere; }

@media (max-width: 720px) {
  .act-row { grid-template-columns: 1fr auto; }
  .act-when { order: 1; }
  .act-kind { order: 2; }
  .act-who { order: 3; grid-column: 1 / -1; }
  .act-target { order: 4; grid-column: 1 / -1; }
}

/* 사진을 고르기 전에 설명부터 적게 한다 */
.alt-first {
  display: flex; flex-direction: column; gap: 8px;
  margin-block-end: 16px;
  font-size: 14.5px; font-weight: 700; color: var(--ink-soft);
}
.alt-first textarea {
  padding: 11px 14px; font: inherit; font-size: 16px; font-weight: 400;
  border: 1px solid var(--line-light); background: #fff; color: var(--ink);
  resize: vertical; min-block-size: 64px; inline-size: 100%; min-inline-size: 0;
}
.alt-first textarea:focus { border-color: var(--gold-deep); outline: none; }

/* ---------------------------------------------- 스킬 나눔 */

.lib-head {
  margin-block: 64px 6px; font-size: clamp(24px, 3vw, 31px);
  font-weight: 800; letter-spacing: -0.035em; color: var(--ink);
}
.lib-head:first-of-type { margin-block-start: 0; }
.lib-note { margin: 0 0 26px; font-size: 16.5px; line-height: 1.75; color: var(--ink-dim); max-width: 62ch; }

.lib-grid {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(min(310px, 100%), 1fr));
}
.lib-card {
  display: flex; flex-direction: column; gap: 10px;
  padding: 26px 26px 22px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .45);
}
.lib-card h3 { margin: 0; font-size: 21px; font-weight: 800; letter-spacing: -0.035em; line-height: 1.45; }
.lib-slug {
  margin: -4px 0 0; font-size: 13.5px; letter-spacing: .04em;
  color: var(--gold-deep); font-weight: 700; overflow-wrap: anywhere;
}
.lib-summary { margin: 0; font-size: 17px; line-height: 1.7; font-weight: 650; color: var(--ink); }
/* 줄바꿈을 적어 넣은 설명이 많다. 그대로 살려야 명령어가 명령어로 보인다 */
.lib-detail {
  margin: 0; font-size: 15.5px; line-height: 1.75; color: var(--ink-dim);
  white-space: pre-line; overflow-wrap: anywhere;
}

/* 접었다 펴는 설명. 닫혀 있을 때가 기본 모습이다 */
.lib-more { display: grid; gap: 10px; }
.lib-more > summary {
  cursor: pointer; width: fit-content; list-style: none;
  font-size: 14px; font-weight: 700; letter-spacing: .02em;
  color: var(--gold-deep); padding: 2px 0;
}
.lib-more > summary::-webkit-details-marker { display: none; }
.lib-more > summary::after { content: ' ▾'; font-size: 11px; }
.lib-more[open] > summary::after { content: ' ▴'; }
.lib-more > summary:hover { text-decoration: underline; }
.lib-more > summary:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: 3px; }

.lib-meta { margin: 6px 0 0; display: grid; gap: 3px; }
.lib-meta dt {
  font-size: 12.5px; letter-spacing: .12em; font-weight: 800;
  color: var(--plum-ink); margin-block-start: 8px;
}
.lib-meta dd { margin: 0; font-size: 15px; line-height: 1.65; color: var(--ink-soft); }

.lib-foot {
  margin-block-start: auto; padding-block-start: 16px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
}
.lib-remove { margin-inline-start: auto; }

/* 수료자가 직접 올리는 자리 */
.share-box {
  margin-block-end: 26px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .45);
}
.share-box > summary {
  padding: 16px 22px; cursor: pointer;
  font-size: 17px; font-weight: 750; color: var(--plum-ink);
  list-style: none;
}
.share-box > summary::-webkit-details-marker { display: none; }
.share-box > summary:hover { background: var(--gold-deep-a12); }
.share-box[open] > summary { border-block-end: 1px solid var(--line-light); }

.share-form { display: grid; gap: 16px; padding: 22px; }
.share-form label {
  display: flex; flex-direction: column; gap: 7px;
  font-size: 14.5px; font-weight: 700; color: var(--ink-soft);
}
.share-form .req { font-weight: 700; color: var(--gold-deep); }
.share-form .opt { font-weight: 400; color: var(--ink-dim); }
.share-form input[type="text"],
.share-form input[type="url"],
.share-form textarea {
  padding: 11px 14px; font: inherit; font-size: 16px; font-weight: 400;
  border: 1px solid var(--line-light); background: #fff; color: var(--ink);
  inline-size: 100%; min-inline-size: 0;
}
.share-form textarea { resize: vertical; min-block-size: 84px; }
.share-form input:focus, .share-form textarea:focus { border-color: var(--gold-deep); outline: none; }
.share-form input[type="file"] { font-size: 15px; font-weight: 400; }
.share-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.share-foot .status { margin: 0; font-size: 15px; color: var(--ink-soft); }
.lib-addr {
  margin: 9px 0 0; font-size: 13.5px; line-height: 1.5;
  color: var(--ink-dim); overflow-wrap: anywhere;
}

/* 자료실 한 줄 — 이름과 내려받기 버튼만 */
.resource-row {
  grid-template-columns: 1fr auto; align-items: center; gap: 16px;
}
.resource-row__name { display: block; font-size: 17.5px; font-weight: 750; letter-spacing: -0.02em; }
.resource-row__meta { display: block; margin-block-start: 5px; font-size: 14px; color: var(--ink-dim); }
@media (max-width: 520px) {
  .resource-row { grid-template-columns: 1fr; }
  .resource-row .btn-sm { justify-self: start; }
}
.row-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; font-weight: 700; color: var(--ink-soft); }
.row-card input,
.row-card select,
.row-card textarea {
  padding: 10px 13px; font: inherit; font-size: 16px; font-weight: 400;
  border: 1px solid var(--line-light); background: #fff; color: var(--ink);
}
.row-card textarea { resize: vertical; min-block-size: 76px; }
.row-card input:focus, .row-card select:focus, .row-card textarea:focus {
  border-color: var(--gold-deep); outline: none;
}
.row-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.row-flag { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; color: var(--ink-soft); font-weight: 600; }
.row-flag input { inline-size: 18px; block-size: 18px; accent-color: var(--gold-deep); }

.admin-out {
  margin-block-start: 34px; padding: 22px 24px;
  border: 1px solid var(--line-light); background: rgba(255, 255, 255, .45);
}
.admin-out h2 { font-size: 19px; font-weight: 800; letter-spacing: -0.02em; margin-block-end: 12px; }
.admin-out pre {
  margin: 0; padding: 18px; overflow-x: auto; max-block-size: 300px;
  background: var(--lav-300); color: var(--plum-ink);
  font-family: var(--mono); font-size: 13.5px; line-height: 1.7;
}
.status {
  margin-block-start: 14px; font-size: 15px; font-weight: 650; color: var(--gold-deep);
  min-block-size: 24px;
}

/* ==========================================================================
   추가 · 관리실 (로그인 · 올리기 · 승인)
   ========================================================================== */

.muted-note { font-size: 14.5px; color: var(--ink-dim); }
.link-like {
  color: var(--gold-deep); font-weight: 700; cursor: pointer;
  border-block-end: 1px solid var(--gold-deep-a55);
}

.who-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 16px; padding: 18px 22px; margin-block-end: 30px;
  border: 1px solid var(--line-light); background: rgba(255, 255, 255, .45);
}
.who-info { display: flex; align-items: center; gap: 14px; }
.who-info img { border-radius: 50%; display: block; }
.who-info b { display: block; font-size: 18px; font-weight: 750; letter-spacing: -0.02em; }
.who-info span { display: block; font-size: 14.5px; color: var(--gold-deep); font-weight: 650; }

.tabs {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-block-end: 28px; border-block-end: 1px solid var(--line-light);
}
.tab {
  padding: 12px 20px; font: inherit; font-size: 16px; font-weight: 700; cursor: pointer;
  background: transparent; border: 0; border-block-end: 2px solid transparent;
  color: var(--ink-dim); margin-block-end: -1px;
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--gold-deep); border-block-end-color: var(--gold-deep); }

.uploader {
  border: 2px dashed var(--line-light); background: rgba(255, 255, 255, .4);
  padding: 46px 26px; text-align: center; transition: border-color .2s, background .2s;
}
.uploader.is-over { border-color: var(--gold-deep); background: rgba(107, 79, 30, .07); }
.uploader__title { font-size: 19px; font-weight: 750; letter-spacing: -0.02em; }
.uploader__hint { margin-block-start: 10px; font-size: 15.5px; color: var(--ink-dim); }

.photo-row { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 22px; align-items: start; }
.photo-row__thumb { inline-size: 100%; aspect-ratio: 4 / 3; object-fit: cover; border: 1px solid var(--line-light); display: block; }
.photo-row__body { display: grid; gap: 14px; }
@media (max-width: 640px) { .photo-row { grid-template-columns: 1fr; } }

.member-row { gap: 12px; }
.role-badge {
  font-size: 13.5px; font-weight: 700; padding: 4px 12px; border: 1px solid;
}
.role-admin { color: var(--gold-deep); border-color: var(--gold-deep-a55); }
.role-member { color: var(--plum-ink); border-color: rgba(67, 16, 92, .35); }
.role-pending { color: var(--ink-dim); border-color: var(--line-light); }

/* ---------------------------------------------- 문의 폼 */

.contact-form {
  display: grid; gap: 18px; text-align: start;
  max-width: 52ch; margin-inline: auto; margin-block-start: 40px;
  padding: 32px 34px; border: 1px solid var(--line-gold);
}
.contact-form label { display: flex; flex-direction: column; gap: 8px; font-size: 15px; font-weight: 700; color: var(--gold-light); }
.contact-form input,
.contact-form textarea,
.contact-form select {
  padding: 13px 16px; font: inherit; font-size: 17px; font-weight: 400;
  border: 1px solid var(--line-dark); background: rgba(255, 255, 255, .06); color: var(--on-dark);
  /* 선택 항목의 긴 한글 문구가 폼을 좁은 화면 밖으로 밀어내지 않게 한다 */
  inline-size: 100%; min-inline-size: 0;
}
.contact-form textarea { resize: vertical; min-block-size: 130px; }
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus { border-color: var(--gold); outline: none; }
.contact-form .row-two { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .contact-form .row-two { grid-template-columns: 1fr; } }
.contact-form button { justify-content: center; }
.form-status { min-block-size: 26px; font-size: 15.5px; font-weight: 650; color: var(--gold-light); }
.form-alt { margin-block-start: 22px; font-size: 15.5px; color: var(--on-dark-soft); }
.form-alt a { color: var(--gold-light); border-block-end: 1px solid var(--line-gold); }

footer a { border-block-end: 1px solid var(--line-dark); }
footer a:hover { color: var(--gold); }

.shelf-title {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.4;
  margin-block-end: 26px; max-width: 24ch;
}

/* ==========================================================================
   1기 갤러리 — 밝은 구간용 카드
   ========================================================================== */

.band.light .shelf-title { color: var(--ink); }

.band.light .chip {
  border-color: var(--line-light);
  color: var(--ink-soft);
  background: rgba(255, 255, 255, .45);
}
.band.light .chip:hover { border-color: var(--gold-deep-a55); color: var(--gold-deep); }
.band.light .chip[aria-pressed="true"] {
  border-color: var(--gold-deep);
  color: var(--gold-deep);
  background: rgba(107, 79, 30, .09);
}

.band.light .search {
  background: rgba(255, 255, 255, .6);
  border-color: var(--line-light);
  color: var(--ink);
}
.band.light .search::placeholder { color: var(--ink-dim); }
.band.light .search:focus { border-color: var(--gold-deep); }

.band.light .work {
  background: rgba(255, 255, 255, .5);
  border-color: var(--line-light);
  box-shadow: 0 10px 30px rgba(63, 13, 87, .06);
}
.band.light .work:hover {
  border-color: var(--gold-deep-a55);
  box-shadow: 0 16px 44px rgba(63, 13, 87, .13);
}
.band.light .work__shot {
  border-block-end-color: var(--line-light);
  background: var(--lav-200);
}
.band.light .work h3 { color: var(--ink); }
.band.light .work h3 a:hover { color: var(--gold-deep); }
.band.light .work__cat { color: var(--gold-deep); }
.band.light .work__body > p { color: var(--ink-soft); }
.band.light .work__foot {
  border-block-start-color: var(--line-light);
  color: var(--ink-dim);
}
.band.light .work__foot .who { color: var(--ink-soft); }
.band.light .work__go { color: var(--gold-deep); }
.band.light .shelf-empty { color: var(--ink-dim); }

/* 홍보 영상 섹션은 뺐다. 파일은 assets/video/ 에 그대로 있다 */

/* ==========================================================================
   자유게시판

   스킬 나눔과 같은 뼈대를 쓴다. 다른 방과 생김새가 달라지면
   같은 사이트로 느껴지지 않는다.
   ========================================================================== */

.board-write {
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .5);
  margin-block-end: 26px;
}
.board-write > summary {
  cursor: pointer; list-style: none;
  padding: 15px 22px; font-size: 16px; font-weight: 800;
  color: var(--gold-deep); letter-spacing: -0.01em;
}
.board-write > summary::-webkit-details-marker { display: none; }
.board-write > summary::after { content: ' +'; font-weight: 700; }
.board-write[open] > summary::after { content: ' −'; }
.board-write[open] > summary { border-block-end: 1px solid var(--line-light); }
.board-write > summary:hover { background: var(--gold-deep-a12); }
.board-write > summary:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: -2px; }

.board-write form { display: grid; gap: 16px; padding: 22px; }
.board-write .field {
  display: flex; flex-direction: column; gap: 7px;
  font-size: 14.5px; font-weight: 700; color: var(--ink-soft);
}
.board-write input[type="text"],
.board-write textarea {
  padding: 11px 14px; font: inherit; font-size: 16px; font-weight: 400;
  border: 1px solid var(--line-light); background: #fff; color: var(--ink);
  inline-size: 100%; min-inline-size: 0;
}
.board-write textarea { resize: vertical; min-block-size: 150px; }
.board-write input:focus, .board-write textarea:focus {
  border-color: var(--gold-deep); outline: none;
}
.board-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.board-actions .status { margin: 0; font-size: 15px; }

.board-note { margin: 0 0 14px; font-size: 14px; color: var(--ink-dim); }
.board-empty { margin: 0; padding: 34px 0; color: var(--ink-dim); }
.board-list { display: grid; gap: 18px; }

.post {
  display: grid; gap: 11px;
  padding: 24px 26px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, .45);
}
.post-title {
  margin: 0; font-size: 20px; font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.45; overflow-wrap: anywhere;
}
.post-head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.post-who { font-size: 14px; font-weight: 700; color: var(--gold-deep); }
.post-when { font-size: 13.5px; color: var(--ink-dim); }
/* 줄바꿈을 적은 그대로 살린다. 한 줄로 뭉치면 읽을 수가 없다 */
.post-body {
  margin: 0; font-size: 16px; line-height: 1.75; color: var(--ink);
  white-space: pre-line; overflow-wrap: anywhere;
}

/* 지우기는 단추처럼 크게 두지 않는다. 실수로 누르면 되돌릴 수 없다 */
.link-danger {
  margin-inline-start: auto;
  border: 0; background: none; padding: 2px 4px; cursor: pointer;
  font: inherit; font-size: 13.5px; font-weight: 700; color: #7d1f1f;
}
.link-danger:hover { text-decoration: underline; }
.link-danger:focus-visible { outline: 2px solid #7d1f1f; outline-offset: 2px; }
.link-danger[disabled] { opacity: .5; cursor: default; }

.post-comments { margin-block-start: 3px; }
.post-comments > summary {
  cursor: pointer; width: fit-content; list-style: none;
  font-size: 13.5px; font-weight: 700; color: var(--gold-deep); padding: 2px 0;
}
.post-comments > summary::-webkit-details-marker { display: none; }
.post-comments > summary::after { content: ' ▾'; font-size: 11px; }
.post-comments[open] > summary::after { content: ' ▴'; }
.post-comments > summary:hover { text-decoration: underline; }
.post-comments > summary:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: 3px; }

.comment-list { display: grid; gap: 12px; margin-block-start: 13px; }
.comment {
  display: grid; gap: 5px;
  padding-inline-start: 14px;
  border-inline-start: 2px solid var(--line-light);
}
.comment-head { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.comment-who { font-size: 13.5px; font-weight: 700; color: var(--ink-soft); }
.comment-when { font-size: 12.5px; color: var(--ink-dim); }
.comment-body {
  margin: 0; font-size: 15px; line-height: 1.7; color: var(--ink);
  white-space: pre-line; overflow-wrap: anywhere;
}

.comment-write {
  display: flex; flex-wrap: wrap; align-items: center; gap: 9px;
  margin-block-start: 15px;
}
.comment-write input {
  flex: 1 1 240px; min-inline-size: 0;
  padding: 9px 12px; font: inherit; font-size: 15px;
  border: 1px solid var(--line-light); background: #fff; color: var(--ink);
}
.comment-write input:focus { border-color: var(--gold-deep); outline: none; }
.comment-write .status { margin: 0; flex-basis: 100%; font-size: 14px; }

/* 머리말에 링크가 둘이면 서로 붙어 보인다. 사이를 벌린다 */
.board-link { margin-inline-start: 18px; }