/* 헤더·푸터·불 화면 */

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px var(--gutter);
  padding-top: max(18px, env(safe-area-inset-top));
  transition: opacity 0.8s;
}

.site-header.is-static {
  position: static;
  border-bottom: 1px solid var(--line);
}

.brand { display: block; text-decoration: none; line-height: 0; }

.site-nav {
  display: flex;
  gap: 26px;
  font-family: var(--serif);
  font-size: 0.92rem;
  letter-spacing: 0.12em;
}

.site-nav a {
  color: var(--hanji);
  text-decoration: none;
  opacity: 0.72;
  transition: opacity 0.3s;
}

.site-nav a:hover { opacity: 1; }

/* 언어 선택 */
.lang { position: relative; }

.lang summary {
  list-style: none;
  cursor: pointer;
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--hanji);
  opacity: 0.8;
}

.lang summary::-webkit-details-marker { display: none; }

.lang summary:hover, .lang[open] summary { opacity: 1; border-color: var(--gold); }

.lang ul {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 6;
  margin: 0;
  padding: 6px 0;
  min-width: 8.5em;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(18, 16, 14, 0.94);
}

.lang li { margin: 0; }

.lang li a {
  display: block;
  padding: 8px 16px;
  font-family: var(--sans);
  font-size: 0.86rem;
  letter-spacing: 0;
  opacity: 0.8;
}

.lang li a[aria-current="true"] { color: var(--gold); opacity: 1; }

/* --- 불 화면 --- */

.stage {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 460px;
  overflow: hidden;
  background: #060508;
}

#fire {
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
  opacity: calc(var(--brightness, 1) * var(--fade, 1) * var(--intro, 1));
  transition: opacity 1.6s ease;
}

.stage:not(.is-started) { --intro: 0.5; }

/* 시작 화면 */
.intro {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  grid-template-rows: 1fr auto;
  justify-items: center;
  padding: 96px var(--gutter) max(64px, env(safe-area-inset-bottom));
  background: linear-gradient(to top, rgba(6, 5, 8, 0.78), rgba(6, 5, 8, 0) 46%);
  transition: opacity 1.2s ease, visibility 1.2s;
}

.stage.is-started .intro {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* 제목은 불 옆에 세로로 쓴다 */
.intro-title {
  position: relative;
  align-self: center;
  justify-self: start;
  margin: 0 0 0 clamp(34px, 17vw, 300px);
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-size: clamp(1.7rem, 5.2vw, 2.6rem);
  font-weight: 400;
  letter-spacing: 0.5em;
  color: var(--hanji);
  text-shadow: 0 0 24px rgba(0, 0, 0, 0.6);
}

.intro-title::after {
  content: "";
  position: absolute;
  left: 50%;
  top: calc(100% + 4px);
  width: 1px;
  height: 56px;
  background: var(--gold);
  opacity: 0.7;
}

.intro-actions {
  display: grid;
  justify-items: center;
  gap: 14px;
}

.intro-sub {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  color: var(--hanji-dim);
  text-align: center;
}

.intro-start {
  min-width: 190px;
  min-height: 52px;
  padding: 0 34px;
  border: 1px solid var(--gold);
  border-radius: 2px;
  background: rgba(18, 16, 14, 0.5);
  color: var(--hanji);
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.4em;
  text-indent: 0.4em;
  cursor: pointer;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: background 0.4s, color 0.4s;
}

.intro-start:hover {
  background: var(--gold);
  color: var(--ink);
}

.intro-skip {
  min-height: 44px;
  padding: 0 12px;
  border: 0;
  background: none;
  color: var(--hanji-dim);
  font: inherit;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 0.35em;
}

.intro-skip:hover { color: var(--hanji); }

/* 시계 */
.clock {
  position: absolute;
  top: 13%;
  left: 0;
  right: 0;
  z-index: 2;
  text-align: center;
  font-family: var(--serif);
  font-size: clamp(2rem, 7vw, 3.4rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
  color: var(--hanji);
  opacity: 0.62;
  pointer-events: none;
  text-shadow: 0 0 30px rgba(0, 0, 0, 0.55);
}

.clock[hidden] { display: none; }

/* 하단 도크 */
.dock {
  position: absolute;
  left: 50%;
  bottom: max(22px, env(safe-area-inset-bottom));
  z-index: 3;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px 6px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(18, 16, 14, 0.58);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: opacity 0.8s;
}

.stage:not(.is-started) .dock,
.stage.idle .dock {
  opacity: 0;
  pointer-events: none;
}

.dock button {
  position: relative;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: none;
  color: var(--hanji);
  opacity: 0.72;
  cursor: pointer;
  transition: opacity 0.3s, color 0.3s;
}

.dock button[hidden] { display: none; }

.dock button:hover { opacity: 1; }

.dock button[aria-pressed="true"],
.dock button[aria-expanded="true"] {
  color: var(--gold);
  opacity: 1;
}

/* 켜진 항목 아래의 작은 점 */
.dock button[aria-pressed="true"]::after,
.dock button[aria-expanded="true"]::after {
  content: "";
  position: absolute;
  bottom: 5px;
  left: 50%;
  width: 3px;
  height: 3px;
  margin-left: -1.5px;
  border-radius: 50%;
  background: var(--gold);
}

.dock svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.dock .knob { fill: var(--ink); }

#btn-sound[aria-pressed="true"] .icon-off,
#btn-sound[aria-pressed="false"] .icon-on { display: none; }

.dock-sep {
  width: 1px;
  height: 20px;
  margin: 0 4px;
  background: var(--line);
}

.dock-time {
  padding: 0 10px 0 2px;
  font-family: var(--serif);
  font-size: 0.86rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.dock-time[hidden] { display: none; }

/* 도크 위로 뜨는 시트 */
.sheet {
  position: absolute;
  left: 50%;
  bottom: calc(max(22px, env(safe-area-inset-bottom)) + 70px);
  z-index: 3;
  transform: translateX(-50%);
  width: min(400px, calc(100% - 2 * var(--gutter)));
  max-height: min(52svh, 440px);
  overflow-y: auto;
  padding: 22px 22px 20px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(18, 16, 14, 0.84);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.sheet[hidden] { display: none; }

.sheet-wide {
  width: min(620px, calc(100% - 2 * var(--gutter)));
  max-height: min(72svh, 600px);
}

.sheet-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  color: var(--hanji-dim);
}

.sheet-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.sheet-note {
  margin: 14px 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--hanji-dim);
}

/* 슬라이더 */
.slider {
  display: grid;
  grid-template-columns: 5.2em 1fr;
  align-items: center;
  gap: 16px;
  min-height: 40px;
  font-size: 0.88rem;
  color: var(--hanji);
}

.slider input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 28px;
  margin: 0;
  background: none;
  cursor: pointer;
}

.slider input[type="range"]::-webkit-slider-runnable-track {
  height: 1px;
  background: linear-gradient(to right, var(--gold) var(--p, 50%), var(--line-strong) var(--p, 50%));
}

.slider input[type="range"]::-moz-range-track {
  height: 1px;
  background: var(--line-strong);
}

.slider input[type="range"]::-moz-range-progress {
  height: 1px;
  background: var(--gold);
}

.slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 11px;
  height: 11px;
  margin-top: -5px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: var(--ink);
  transition: background 0.2s;
}

.slider input[type="range"]::-moz-range-thumb {
  width: 9px;
  height: 9px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: var(--ink);
}

.slider input[type="range"]:hover::-webkit-slider-thumb,
.slider input[type="range"]:focus-visible::-webkit-slider-thumb { background: var(--gold); }

.slider input[type="range"]:hover::-moz-range-thumb,
.slider input[type="range"]:focus-visible::-moz-range-thumb { background: var(--gold); }

.slider input[type="range"]:focus-visible { outline-offset: 0; }

/* 장면 카드 */
.scene-cards .sheet-group:first-child { margin-top: 0; }

.scene-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px 10px;
  margin-top: 10px;
}

.scene-card {
  display: grid;
  gap: 8px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--hanji-dim);
  font-family: var(--serif);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-align: center;
  cursor: pointer;
}

.scene-card canvas {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink-soft);
  transition: border-color 0.3s;
}

.scene-card:hover { color: var(--hanji); }

.scene-card[aria-pressed="true"] { color: var(--gold); }

.scene-card[aria-pressed="true"] canvas { border-color: var(--gold); }

/* 시트 안의 묶음 제목 */
.sheet-group {
  margin: 18px 0 2px;
  font-family: var(--serif);
  font-size: 0.74rem;
  font-weight: 400;
  letter-spacing: 0.24em;
  color: var(--gold);
  opacity: 0.85;
}

/* 분위기 프리셋 */
.presets { margin-bottom: 14px; gap: 6px; }

.presets button {
  min-width: 0;
  min-height: 34px;
  padding: 0 12px;
  font-size: 0.8rem;
}

.presets button:last-child {
  margin-left: auto;
  border-style: dashed;
  color: var(--hanji-dim);
}

/* 언어 안내 줄 */
.lang-hint {
  position: fixed;
  left: 50%;
  top: calc(max(18px, env(safe-area-inset-top)) + 54px);
  z-index: 20;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 14px;
  width: max-content;
  max-width: calc(100% - 2 * var(--gutter));
  line-height: 1.5;
  padding: 8px 8px 8px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  background: rgba(18, 16, 14, 0.94);
  font-size: 0.84rem;
  color: var(--hanji-dim);
}

.lang-hint span { flex: 1; min-width: 0; }

.lang-hint a { white-space: nowrap; }

.lang-hint button {
  width: 32px;
  height: 32px;
  border: 0;
  background: none;
  color: var(--hanji-dim);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
}

.lang-hint button:hover { color: var(--hanji); }

/* 타이머 칩 */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chips button {
  min-width: 62px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: none;
  color: var(--hanji);
  font: inherit;
  font-size: 0.86rem;
  cursor: pointer;
  transition: border-color 0.3s, color 0.3s;
}

.chips button:hover { border-color: var(--hanji-dim); }

.chips button[aria-pressed="true"] {
  border-color: var(--gold);
  color: var(--gold);
}

.timer-custom {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  font-size: 0.88rem;
  color: var(--hanji-dim);
}

.timer-custom[hidden] { display: none; }

.timer-custom input {
  width: 5.5em;
  min-height: 40px;
  padding: 0 10px;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: none;
  color: var(--hanji);
  font: inherit;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* 타이머가 끝난 화면 */
.ended {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 26px;
  font-family: var(--serif);
  letter-spacing: 0.2em;
  color: var(--hanji-dim);
}

.ended[hidden] { display: none; }

.ended p { margin: 0; }

.ended button {
  min-height: 48px;
  padding: 0 30px;
  border: 1px solid var(--gold);
  border-radius: 2px;
  background: none;
  color: var(--hanji);
  font: inherit;
  letter-spacing: 0.3em;
  text-indent: 0.3em;
  cursor: pointer;
  transition: background 0.4s, color 0.4s;
}

.ended button:hover {
  background: var(--gold);
  color: var(--ink);
}

.stage.is-ended .dock,
.stage.is-ended .sheet,
.stage.is-ended .clock { display: none; }

.stage.idle { cursor: none; }

.stage.idle #fire { cursor: none; }

/* 감상 중에는 헤더도 물러난다 */
.site-header.is-idle {
  opacity: 0;
  pointer-events: none;
}

.noscript {
  position: absolute;
  inset: auto 0 30%;
  margin: 0;
  text-align: center;
  color: var(--hanji-dim);
}

/* --- 본문과 푸터 --- */

.content {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 88px var(--gutter) 72px;
}

.content h2 {
  margin: 3.2em 0 0.9em;
  font-size: 1.32rem;
}

/* 소제목 앞의 짧은 주칠 선 */
.content h2::before {
  content: "";
  display: block;
  width: 28px;
  height: 2px;
  margin-bottom: 18px;
  background: var(--juchil);
}

.content > h2:first-child,
.content > .crumb + h1 + h2 { margin-top: 0; }

.content p, .content li { color: var(--hanji-dim); }

.content ul, .content ol { padding-left: 1.2em; }

.content .scene-grid, .content .guide-list { padding-left: 0; }

.content li { margin: 0.45em 0; }

.content li::marker { color: var(--gold); }

.content strong { color: var(--hanji); font-weight: 600; }

kbd {
  padding: 1px 7px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  font: inherit;
  font-size: 0.82em;
  color: var(--hanji);
}

/* 장면 타일 */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 22px 16px;
  margin: 28px 0;
  padding: 0;
  list-style: none;
}

.scene-grid li { margin: 0; }

.scene-tile {
  display: grid;
  gap: 10px;
  text-decoration: none;
}

.scene-tile canvas {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink-soft);
  transition: border-color 0.3s;
}

.scene-tile:hover canvas { border-color: var(--gold); }

.scene-tile strong {
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0.06em;
}

.scene-tile span {
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--hanji-dim);
}

.site-footer {
  padding: 44px var(--gutter) max(44px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  text-align: center;
  color: var(--hanji-dim);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 26px;
  margin-bottom: 22px;
  font-size: 0.86rem;
  letter-spacing: 0.06em;
}

.footer-nav a {
  color: var(--hanji-dim);
  text-decoration: none;
}

.footer-nav a:hover { color: var(--hanji); }

.footer-langs { font-size: 0.8rem; }

.site-footer small {
  font-family: var(--serif);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
}

@media (max-width: 480px) {
  .scene-row { grid-template-columns: repeat(3, 1fr); }
  .scene-card { font-size: 0.76rem; }
  .site-nav { gap: 18px; font-size: 0.86rem; }
  .dock button { width: 42px; height: 44px; }
  .sheet { padding: 18px 18px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  #fire, .intro, .dock, .site-header { transition: none; }
}

/* --- 언어별 조정 --- */

/* 로마자는 세로쓰기가 어색하므로 제목을 가로로 쓴다 */
:lang(en) .intro-title,
:lang(es) .intro-title {
  writing-mode: horizontal-tb;
  justify-self: center;
  margin: 0;
  padding: 0 var(--gutter);
  text-align: center;
  letter-spacing: 0.12em;
  font-size: clamp(1.9rem, 6vw, 3.2rem);
}

:lang(en) .intro-title::after,
:lang(es) .intro-title::after {
  left: 50%;
  top: calc(100% + 18px);
  width: 56px;
  height: 1px;
  margin-left: -28px;
}

:lang(en) .intro-start,
:lang(es) .intro-start {
  letter-spacing: 0.16em;
  text-indent: 0.16em;
}

:lang(en) .ended, :lang(es) .ended,
:lang(en) .ended button, :lang(es) .ended button { letter-spacing: 0.1em; text-indent: 0; }

:lang(en) .sheet-title, :lang(es) .sheet-title { letter-spacing: 0.2em; text-transform: uppercase; }

:lang(en) .sheet-group, :lang(es) .sheet-group { letter-spacing: 0.16em; text-transform: uppercase; }

/* 슬라이더 이름이 긴 언어는 이름 칸을 넓힌다 */
:lang(en) .slider, :lang(es) .slider { grid-template-columns: 8.2em 1fr; }

:lang(ja) .slider { grid-template-columns: 7.8em 1fr; }

:lang(en) .site-nav, :lang(es) .site-nav { letter-spacing: 0.06em; }