@font-face {
  font-family: "SUITE";
  src: url("./assets/SUITE-Medium.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}

:root {
  --bg: #0e0e15;
  --ink: #ffffff;
  --ink-soft: rgba(255, 255, 255, 0.62);
  --line: rgba(255, 255, 255, 0.78);
  /* 손×손가락 8색 프리셋 — 화면 왼→오: 왼손(새끼→검지) 1~4, 오른손(검지→새끼) 5~8 */
  --l-pinky: #1f30d6;
  --l-ring: #d7ff6c;
  --l-middle: #f03384;
  --l-index: #23f4f3;
  --r-index: #a131c8;
  --r-middle: #7ffc26;
  --r-ring: #1f30d6;
  --r-pinky: #ef5c56;
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; height: 100%; background: var(--bg); }
body { font-family: var(--font); color: var(--ink); overflow: hidden; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }

/* ───────── 카메라: 스테이지(회전) 밖, 디바이스 좌표 고정 ─────────
   회전잠금된 폰(주로 iPhone)에서 UI 만 CSS 로 돌리면 영상까지 같이 돌아
   세상이 옆으로 눕는다. 영상을 회전 밖에 두면 폰을 어떻게 들어도 바로 보임. */
#cam {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1); /* 미러(셀피) 뷰 */
  background: #000;
  display: none;
}
body.live #cam { display: block; }
@media (orientation: portrait) and (pointer: coarse) {
  /* 회전(가로 UI) 모드의 거울 뷰: 가로로 든 뷰어의 세로축 = 디바이스 가로축이라
     scaleY 가 올바른 미러(양쪽 가로 파지 모두). iOS 가 스트림을 180° 스탬핑한
     세션은 ↺ 순환(cam180)이 scaleX(= 180° 회전 + 미러)로 전환해 커버한다. */
  #cam { transform: scaleY(-1); }
  body.cam180 #cam { transform: scaleX(-1); }
}

/* ───────── 가로모드 강제: 세로 화면이면 스테이지(UI) 전체를 90° 회전 ─────────
   Android 는 시작 시 fullscreen+orientation.lock 으로 진짜 가로 전환,
   iPhone 은 잠금 API 가 없어 이 CSS 회전이 실제 메커니즘. 입력은 가상 키보드가 담당. */
.stage {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: var(--bg);
}
body.live .stage { background: transparent; }
@media (orientation: portrait) and (pointer: coarse) {
  .stage {
    inset: auto;
    top: 0;
    left: 0;
    width: 100dvh;
    height: 100dvw;
    transform-origin: top left;
    transform: rotate(90deg) translateY(-100%);
  }
  /* ↺ 버튼 — 반대로 돌려 잡는 사용자를 위한 방향 뒤집기 */
  .stage.flip {
    transform: rotate(-90deg) translateX(-100%);
  }
}

.screen { position: absolute; inset: 0; }

/* ───────── 인트로 ───────── */
.intro {
  display: flex;
  flex-direction: column;
  padding: clamp(10px, 2.4vmin, 26px) clamp(14px, 3vmin, 34px);
  gap: 4px;
}
.intro-head { text-align: center; flex: none; }
.intro-head h1 {
  margin: 0;
  font-size: clamp(20px, 4.6vmin, 34px);
  font-weight: 900;
  letter-spacing: -0.5px;
}
.intro-head .tagline {
  margin: 2px 0 0;
  font-size: clamp(12px, 2.4vmin, 15px);
  color: var(--ink-soft);
}
.intro-head .tagline b { color: var(--ink); }

.hands-row {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 3vmin, 44px);
}
.hand-diagram {
  position: relative;
  height: min(100%, 54vmin, 360px);
  aspect-ratio: 400 / 324;
  flex: none;
}
.hand-diagram svg { width: 100%; height: 100%; display: block; overflow: visible; }
.hand-diagram svg.mirrored { transform: scaleX(-1); }
.hand-path {
  fill: rgba(255, 255, 255, 0.03);
  stroke: var(--line);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 6 7;
}
.lead {
  fill: none;
  stroke: var(--fc, var(--line));
  stroke-width: 1.4;
  stroke-dasharray: 2 5;
  stroke-linecap: round;
  opacity: 0.55;
}
.dot { fill: var(--fc, #fff); }

[data-hand="left"] .f-index,
[data-hand="left"] .finger-input[data-finger="index"],
.word-label[data-hand="left"][data-finger="index"] { --fc: var(--l-index); }
[data-hand="left"] .f-middle,
[data-hand="left"] .finger-input[data-finger="middle"],
.word-label[data-hand="left"][data-finger="middle"] { --fc: var(--l-middle); }
[data-hand="left"] .f-ring,
[data-hand="left"] .finger-input[data-finger="ring"],
.word-label[data-hand="left"][data-finger="ring"] { --fc: var(--l-ring); }
[data-hand="left"] .f-pinky,
[data-hand="left"] .finger-input[data-finger="pinky"],
.word-label[data-hand="left"][data-finger="pinky"] { --fc: var(--l-pinky); }
[data-hand="right"] .f-index,
[data-hand="right"] .finger-input[data-finger="index"],
.word-label[data-hand="right"][data-finger="index"] { --fc: var(--r-index); }
[data-hand="right"] .f-middle,
[data-hand="right"] .finger-input[data-finger="middle"],
.word-label[data-hand="right"][data-finger="middle"] { --fc: var(--r-middle); }
[data-hand="right"] .f-ring,
[data-hand="right"] .finger-input[data-finger="ring"],
.word-label[data-hand="right"][data-finger="ring"] { --fc: var(--r-ring); }
[data-hand="right"] .f-pinky,
[data-hand="right"] .finger-input[data-finger="pinky"],
.word-label[data-hand="right"][data-finger="pinky"] { --fc: var(--r-pinky); }


/* 손끝 입력칸 — 손끝 좌표(--fx/--fy)에 심고 손가락 각도(--tilt)로 부채꼴 배치 */
.finger-input {
  position: absolute;
  left: var(--fx);
  top: var(--fy);
  transform: translate(-50%, -100%) rotate(var(--tilt, 0deg));
  transform-origin: 50% 100%;
}
.finger-input input {
  width: clamp(54px, 16vmin, 94px);
  padding: 7px 10px;
  font-size: clamp(12px, 2.7vmin, 15px);
  font-weight: 700;
  text-align: center;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.07);
  border: 1.5px dashed var(--fc, var(--line));
  border-radius: 999px;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}
.finger-input input::placeholder { color: rgba(255, 255, 255, 0.32); font-weight: 500; }
.finger-input input:focus {
  border-style: solid;
  background: rgba(255, 255, 255, 0.13);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--fc, #fff) 35%, transparent),
    0 0 18px color-mix(in srgb, var(--fc, #fff) 45%, transparent);
}

/* 입력 포커스 시 손 외곽선도 같은 색으로 살짝 물들임 */
.hand-diagram:focus-within .hand-path { stroke: rgba(255, 255, 255, 0.95); }

/* ── 모바일 포커스 확대 모드 ──
   키보드가 떠도 레이아웃은 그대로 두고(viewport overlays-content),
   입력 중인 칸만 키보드에서 먼 위쪽으로 크게 띄운다.
   position:fixed 는 transform 이 걸린 .stage 를 기준으로 잡히므로
   회전 여부와 무관하게 스테이지 좌표로 배치된다. */
@media (max-width: 999px) {
  .finger-input:focus-within {
    position: fixed;
    left: 50%;
    top: 28%;
    z-index: 30;
    transform: translate(-50%, -50%) scale(1.5);
  }
  .finger-input:focus-within::after {
    content: attr(data-name);
    position: absolute;
    left: 50%;
    top: 100%;
    transform: translate(-50%, 8px);
    font-size: 11px;
    font-weight: 700;
    color: var(--fc, var(--ink));
    white-space: nowrap;
  }
  /* 입력 중엔 나머지를 어둡게 (JS 없이 :has 로 — 미지원 브라우저는 그냥 안 어두워질 뿐) */
  .intro:has(.finger-input:focus-within) .hand-path { opacity: 0.25; }
  .intro:has(.finger-input:focus-within) .finger-input:not(:focus-within),
  .intro:has(.finger-input:focus-within) .thumb-badge,
  .intro:has(.finger-input:focus-within) .intro-foot,
  .intro:has(.finger-input:focus-within) .intro-head { opacity: 0.2; }
}
/* 가상 키보드가 스테이지 하단을 차지하므로 포커스 확대는 상단 중앙(50%/26%)이면 충분 */

/* ───────── 가상 키보드 (keyboard.js 가 생성) ───────── */
#vkbd {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px max(8px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
  background: rgba(10, 10, 16, 0.92);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
#vkbd[hidden] { display: none; }
.vkbd-row { display: flex; gap: 5px; justify-content: center; }
.vkbd-key {
  flex: 1;
  max-width: 64px;
  padding: 0;
  height: clamp(34px, 9.5vmin, 46px);
  font-size: clamp(14px, 3.4vmin, 18px);
  font-weight: 700;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.vkbd-key:active { background: rgba(255, 255, 255, 0.28); }
.vkbd-key.fn { background: rgba(255, 255, 255, 0.04); color: var(--ink-soft); }
.vkbd-key.fn.on { background: #fff197; color: #111; }
.vkbd-key.space { flex: 4; max-width: none; font-size: 12px; color: var(--ink-soft); }
.vkbd-key.done { flex: 1.6; max-width: 120px; background: #fff197; color: #111; border: none; font-weight: 800; }

.thumb-badge {
  position: absolute;
  left: var(--fx);
  top: var(--fy);
  transform: translate(-50%, -100%) rotate(var(--tilt, 0deg));
  transform-origin: 50% 100%;
  padding: 4px 9px;
  font-size: clamp(10px, 2vmin, 12px);
  font-weight: 700;
  color: var(--ink-soft);
  border: 1.5px dashed rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.04);
}

.intro-foot {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding-bottom: env(safe-area-inset-bottom);
}
.model-status {
  margin: 0;
  font-size: clamp(11px, 2.2vmin, 13px);
  color: var(--ink-soft);
  min-height: 1.2em;
}
.model-status.error { color: #ff7b7b; }
/* 보이스 선택 — 인트로(단어 입력) 화면 전용 */
.voice-btn {
  max-width: min(70vmin, 320px);
  padding: 5px 14px;
  font-size: clamp(11px, 2.2vmin, 13px);
  font-weight: 700;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: transform 0.12s ease;
}
.voice-btn:active { transform: scale(0.96); }
.voice-btn b { color: var(--ink); }

/* 목소리 고르기 시트 */
.voice-sheet {
  position: absolute;
  inset: 0;
  z-index: 45;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(8px, 2.4vmin, 20px);
  background: rgba(8, 8, 12, 0.82);
  backdrop-filter: blur(8px);
}
.voice-card {
  display: flex;
  flex-direction: column;
  width: min(92%, 460px);
  max-height: 100%;
  padding: clamp(10px, 2.4vmin, 18px);
  background: rgba(24, 24, 34, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
}
.voice-card-head {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.voice-card-head h2 {
  margin: 0;
  font-size: clamp(13px, 2.6vmin, 16px);
  font-weight: 800;
}
.voice-close {
  padding: 4px 9px;
  font-size: 13px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.08);
  border: none;
  border-radius: 999px;
  -webkit-tap-highlight-color: transparent;
}
.voice-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.voice-group {
  margin: 0 0 6px;
  padding: 4px 2px 3px;
  font-size: clamp(10px, 2vmin, 12px);
  font-weight: 800;
  color: var(--ink-soft);
  position: sticky;
  top: 0;
  background: rgba(24, 24, 34, 0.98);
}
.voice-item {
  display: flex;
  align-items: stretch;
  gap: 6px;
  margin-bottom: 5px;
}
.voice-row {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: clamp(11px, 2.2vmin, 13px);
  font-weight: 700;
  text-align: left;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.voice-row-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.voice-row-check { flex: none; opacity: 0; font-size: 12px; }
.voice-row[aria-pressed="true"] {
  color: #111;
  background: #fff197;
  border-color: transparent;
}
.voice-row[aria-pressed="true"] .voice-row-check { opacity: 1; }
.voice-play {
  flex: none;
  width: 40px;
  font-size: 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.voice-play:active { background: rgba(255, 255, 255, 0.26); }
.voice-tone {
  flex: none;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.voice-tone-label {
  font-size: clamp(10px, 2vmin, 12px);
  font-weight: 800;
  color: var(--ink-soft);
}
.voice-tone-opts { display: flex; gap: 5px; }
.voice-tone-opts button {
  padding: 5px 12px;
  font-size: clamp(10px, 2vmin, 12px);
  font-weight: 700;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  -webkit-tap-highlight-color: transparent;
}
.voice-tone-opts button[aria-pressed="true"] {
  color: #111;
  background: #fff197;
  border-color: transparent;
}
.start-btn {
  padding: 12px 34px;
  font-size: clamp(14px, 3vmin, 17px);
  font-weight: 800;
  color: #111;
  background: #fff197;
  border: none;
  border-radius: 999px;
  box-shadow: 0 4px 22px rgba(255, 241, 151, 0.35);
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.start-btn:active { transform: scale(0.96); }
.start-btn[disabled] { opacity: 0.55; cursor: wait; }
.rotate-hint {
  margin: 0;
  font-size: clamp(11px, 2.2vmin, 13px);
  color: var(--ink-soft);
  display: none;
}
@media (orientation: portrait) and (pointer: coarse) {
  .rotate-hint { display: block; }
}

.camera-error {
  position: absolute;
  left: 50%;
  bottom: clamp(72px, 16vmin, 120px);
  transform: translateX(-50%);
  max-width: min(86%, 420px);
  padding: 12px 16px;
  text-align: center;
  background: rgba(214, 48, 68, 0.16);
  border: 1px solid rgba(255, 123, 123, 0.55);
  border-radius: 14px;
  backdrop-filter: blur(6px);
}
.camera-error p { margin: 0 0 8px; font-size: 13px; line-height: 1.5; }
.camera-error button {
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
}

/* ───────── 라이브 ───────── */
.live { background: transparent; }
#labelLayer { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }

.word-label {
  position: absolute;
  left: 0;
  top: 0;
  transform:
    translate3d(var(--x, -200px), calc(var(--y, -200px) + var(--avoid-y, 0px)), 0)
    translate(-50%, -135%)
    scale(var(--label-scale, 1));
  transform-origin: 50% 100%;
  font-family: "SUITE", var(--font);
  font-size: clamp(24px, 6.2vmin, 56px);
  font-style: italic; /* SUITE 는 이탤릭 원본이 없어 브라우저 합성 기울임 */
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--fc, #fff);
  /* 컬러 글로우 없이 — 배경에서 글자를 떼어놓을 만큼의 어두운 그림자만 */
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.55);
  white-space: nowrap;
  opacity: 1;
  transition: opacity 0.25s ease;
  will-change: transform, opacity;
}
.word-label.off { opacity: 0; }
.word-label > span { display: inline-block; }
.word-label.pop > span { animation: wordPop 0.55s cubic-bezier(0.2, 1.7, 0.4, 1); }
@keyframes wordPop {
  0% { transform: scale(1); filter: none; }
  30% { transform: scale(1.65); filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.5)); }
  100% { transform: scale(1); filter: none; }
}

/* 핀치 지점 파동(레퍼런스의 빨간 점 오마주) */
.ping {
  position: absolute;
  left: 0;
  top: 0;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: #ff2d3f;
  opacity: 0;
  pointer-events: none;
}
.ping.go { animation: pingGo 0.5s ease-out; }
@keyframes pingGo {
  0% { opacity: 0.95; transform: translate3d(var(--x), var(--y), 0) scale(0.6); }
  100% { opacity: 0; transform: translate3d(var(--x), var(--y), 0) scale(3.4); }
}

.coach,
.toast {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  padding: 9px 18px;
  font-size: clamp(12px, 2.6vmin, 15px);
  font-weight: 600;
  background: rgba(14, 14, 21, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  white-space: nowrap;
  transition: opacity 0.3s ease;
}
.coach { top: max(14px, env(safe-area-inset-top)); }
.toast { bottom: max(64px, calc(52px + env(safe-area-inset-bottom))); }
.coach[hidden], .toast[hidden] { display: none; }

.controls {
  position: absolute;
  right: max(12px, env(safe-area-inset-right));
  bottom: max(12px, env(safe-area-inset-bottom));
  display: flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.25s ease;
}
.controls-hint {
  font-size: clamp(10px, 2vmin, 12px);
  color: rgba(255, 255, 255, 0.55);
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.6);
}
/* 화면 터치로 버튼 오버레이 숨김 (다시 터치하면 복귀) */
.live.ui-hidden .controls {
  opacity: 0;
  pointer-events: none;
}
.controls button {
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  background: rgba(14, 14, 21, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-tap-highlight-color: transparent;
}
/* 방향 뒤집기는 회전(세로) 모드에서만 의미 있음 */
#flipBtn { display: none; }
@media (orientation: portrait) and (pointer: coarse) {
  #flipBtn { display: block; }
}

/* 단어 수정 오버레이 모드 — 라이브 유지한 채 인트로를 위에 띄움 */
.intro.overlay-mode {
  background: rgba(14, 14, 21, 0.9);
  backdrop-filter: blur(10px);
  z-index: 5;
}

.debug-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 4;
}

/* ───────── 인앱 브라우저 게이트 ───────── */
.inapp-gate {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8, 8, 12, 0.9);
  backdrop-filter: blur(8px);
}
.inapp-gate[hidden] { display: none; }
.inapp-card {
  max-width: min(88%, 380px);
  padding: 26px 24px;
  text-align: center;
  border: 1.5px dashed rgba(255, 255, 255, 0.4);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
}
.inapp-card h2 { margin: 0 0 10px; font-size: 18px; }
.inapp-card p { margin: 0 0 16px; font-size: 13px; line-height: 1.6; color: var(--ink-soft); }
.inapp-card p b { color: var(--ink); }
.inapp-card button {
  display: block;
  width: 100%;
  padding: 12px 0;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 800;
  color: #111;
  background: #fff197;
  border: none;
  border-radius: 999px;
}
.inapp-card .inapp-manual { font-size: 11px; margin-bottom: 12px; }
.inapp-card button.ghost {
  background: none;
  color: var(--ink-soft);
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

/* 데스크톱 여유 공간 */
@media (min-width: 1000px) {
  .hand-diagram { height: min(100%, 52vmin, 400px); }
}
@media (min-width: 1100px) and (orientation: landscape) {
  .word-label { font-size: clamp(32px, 4.6vw, 66px); }
}