/* 사주 오늘 — style.css */

:root {
  --bg: #f7f6f2;
  --bg-elevated: #ffffff;
  --bg-sunken: #efece3;
  --text: #1c1b1a;
  --text-muted: #625d52;
  --border: #e2ddd0;
  --accent: #96751f;
  --accent-strong: #7a5e18;
  --accent-soft: #f1e6c8;
  --danger: #a83b2d;
  --shadow-tint: 30, 26, 14; /* r,g,b for tinted shadows, light mode: warm ink */
  --glow-tint: 150, 116, 31; /* accent in rgb, for soft glows */

  --el-wood: #3f7a49;
  --el-fire: #b23b28;
  --el-earth: #8a6a1e;
  --el-metal: #56606b;
  --el-water: #2f5478;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-pill: 999px;
  --font-ui: "Pretendard", -apple-system, BlinkMacSystemFont, "Malgun Gothic", sans-serif;
  --font-hanja: "Noto Serif SC", "Noto Serif KR", serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* z-index scale */
  --z-grain: 60;
  --z-header: 40;
  --z-card-hover: 2;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1220;
    --bg-elevated: #171d30;
    --bg-sunken: #0a0e1a;
    --text: #ece9e1;
    --text-muted: #9a9fb5;
    --border: #2a3050;
    --accent: #c9a24b;
    --accent-strong: #e0bd6e;
    --accent-soft: rgba(201, 162, 75, 0.16);
    --danger: #e2795f;
    --shadow-tint: 3, 5, 14; /* dark navy */
    --glow-tint: 201, 162, 75;

    --el-wood: #7cc389;
    --el-fire: #e2795f;
    --el-earth: #e0bd6e;
    --el-metal: #b9c2cf;
    --el-water: #7ba8d1;
  }
}

:root:lang(ko) { --font-hanja: "Noto Serif KR", serif; }

* { box-sizing: border-box; }

html { color-scheme: light dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

img { max-width: 100%; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* film grain, fixed, non-scrolling, purely atmospheric */
.grain {
  position: fixed;
  inset: 0;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- header ---------- */
.site-header {
  position: relative;
  z-index: var(--z-header);
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
}
.site-header .wrap {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.brand {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.brand-sub {
  font-family: var(--font-hanja);
  color: var(--text-muted);
  font-size: 0.85rem;
}
.lang-switch {
  margin-left: auto;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 7px 14px;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.lang-switch:hover { border-color: var(--accent); }

/* ---------- intro ---------- */
.intro {
  position: relative;
  padding: 72px 0 56px;
  overflow: clip;
}
.intro::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -160px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(var(--glow-tint), 0.16), transparent 68%);
  pointer-events: none;
  z-index: 0;
}
.intro-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  align-items: center;
  gap: 48px;
}
.intro h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.15rem);
  line-height: 1.14;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  text-wrap: balance;
}
.intro .lede {
  color: var(--text-muted);
  font-size: 1.08rem;
  line-height: 1.65;
  max-width: 46ch;
  margin: 0;
}

.intro-emblem {
  display: flex;
  justify-content: center;
}
.astrolabe {
  width: min(340px, 82vw);
  height: auto;
  overflow: visible;
}
.astrolabe-ring {
  fill: none;
  stroke: var(--border);
}
.astrolabe-ring--outer { stroke-width: 1.5; }
.astrolabe-ring--mid { stroke-width: 1; stroke-dasharray: 2 6; }
.astrolabe-ring--inner { stroke-width: 1.5; }
.astrolabe-core {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.5;
  opacity: 0.7;
}
.astrolabe-tick { stroke: var(--border); stroke-width: 1.5; }
.astrolabe-tick--major { stroke: var(--text-muted); stroke-width: 2; }
.astrolabe-dot {
  stroke: var(--bg);
  stroke-width: 3;
}
.astrolabe-dot[data-element="wood"] { fill: var(--el-wood); }
.astrolabe-dot[data-element="fire"] { fill: var(--el-fire); }
.astrolabe-dot[data-element="earth"] { fill: var(--el-earth); }
.astrolabe-dot[data-element="metal"] { fill: var(--el-metal); }
.astrolabe-dot[data-element="water"] { fill: var(--el-water); }

@media (prefers-reduced-motion: no-preference) {
  .astrolabe-spin { transform-origin: 160px 160px; animation-timing-function: linear; animation-iteration-count: infinite; }
  .astrolabe-spin--slow { animation-name: spin-cw; animation-duration: 90s; }
  .astrolabe-spin--rev { animation-name: spin-ccw; animation-duration: 70s; }
}
@keyframes spin-cw { to { transform: rotate(360deg); } }
@keyframes spin-ccw { to { transform: rotate(-360deg); } }

/* ---------- form ---------- */
.form-section {
  padding-bottom: 64px;
}
#saju-form {
  max-width: 620px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  box-shadow: 0 1px 2px rgba(var(--shadow-tint), 0.06), 0 24px 48px -24px rgba(var(--shadow-tint), 0.28);
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
label {
  font-size: 0.92rem;
  font-weight: 600;
}
input[type="text"],
input[type="date"],
input[type="time"],
select {
  font: inherit;
  color: var(--text);
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  width: 100%;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
input:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(var(--glow-tint), 0.16);
}
input::placeholder { color: var(--text-muted); opacity: 0.8; }
.hint {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.time-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
}
.switch input { accent-color: var(--accent); }
.dst-switch {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
}

.submit-btn {
  position: relative;
  margin-top: 6px;
  align-self: flex-start;
  overflow: hidden;
  font: inherit;
  font-weight: 700;
  font-size: 1rem;
  color: var(--bg);
  background: var(--accent);
  border: none;
  border-radius: var(--radius-pill);
  padding: 15px 34px;
  cursor: pointer;
  box-shadow: 0 12px 28px -12px rgba(var(--glow-tint), 0.55);
  transition: transform 0.2s var(--ease-spring), box-shadow 0.2s var(--ease), background 0.15s var(--ease);
}
.submit-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.35) 48%, transparent 66%);
  transform: translateX(-120%);
  transition: transform 0.6s var(--ease);
}
.submit-btn:hover { background: var(--accent-strong); box-shadow: 0 16px 34px -12px rgba(var(--glow-tint), 0.65); }
.submit-btn:hover::before { transform: translateX(120%); }
.submit-btn:active { transform: scale(0.97); }

/* ---------- results ---------- */
.results {
  padding: 8px 0 88px;
  opacity: 0;
}
.results.revealed { opacity: 1; }

.results-top {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
}
#block-pillars {
  padding: 44px 40px 44px 0;
  border-right: 1px solid var(--border);
}
#block-wuxing {
  padding: 44px 0 44px 40px;
}

.result-block {
  padding: 44px 0;
  border-top: 1px solid var(--border);
}
.result-title {
  font-size: 1.32rem;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.015em;
}
.correction-note {
  margin: 0 0 26px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.pillar {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 12px;
  text-align: center;
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.pillar::before {
  content: "";
  position: absolute;
  top: -40%;
  left: 50%;
  width: 140%;
  aspect-ratio: 1;
  transform: translateX(-50%);
  background: radial-gradient(circle, var(--pillar-glow, transparent), transparent 65%);
  opacity: 0.5;
  pointer-events: none;
}
.pillar:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--pillar-glow, var(--accent)) 55%, var(--border));
  box-shadow: 0 18px 32px -20px rgba(var(--shadow-tint), 0.4);
  z-index: var(--z-card-hover);
}
.pillar-label {
  position: relative;
  margin: 0 0 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.pillar-chars {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}
.pillar-glyph {
  font-weight: 700;
  line-height: 1.15;
  padding-bottom: 2px;
}
/* 중국어 화면에서만 실제 한자 글리프를 표시한다 */
.pillar-glyph.cjk { font-family: var(--font-hanja); font-size: 2.1rem; }
/* 한국어 화면은 한글 갑자(60甲子) 표기 */
.pillar-glyph.hangul { font-family: var(--font-hanja); font-size: 1.85rem; }
/* 영어/프랑스어 화면은 병음 로마자 표기, 한자 없음 */
.pillar-glyph.roman { font-family: var(--font-ui); font-size: 1.4rem; letter-spacing: -0.01em; }
.pillar-glyph.small.cjk { font-size: 1.6rem; }
.pillar-glyph.small.hangul { font-size: 1.4rem; }
.pillar-glyph.small.roman { font-size: 1.15rem; }
.pillar-reading {
  position: relative;
  margin: 10px 0 0;
  font-size: 0.78rem;
  color: var(--text-muted);
}

[data-element="wood"] { color: var(--el-wood); }
[data-element="fire"] { color: var(--el-fire); }
[data-element="earth"] { color: var(--el-earth); }
[data-element="metal"] { color: var(--el-metal); }
[data-element="water"] { color: var(--el-water); }

/* wuxing radar chart */
.wuxing-chart {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.wuxing-svg { width: 100%; max-width: 300px; height: auto; }
.wuxing-axis { stroke: var(--border); stroke-width: 1; }
.wuxing-web { fill: none; stroke: var(--border); stroke-width: 1; }
.wuxing-shape {
  fill: rgba(var(--glow-tint), 0.16);
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linejoin: round;
}
.wuxing-point { stroke: var(--bg-elevated); stroke-width: 2; }
.wuxing-point[data-element="wood"] { fill: var(--el-wood); }
.wuxing-point[data-element="fire"] { fill: var(--el-fire); }
.wuxing-point[data-element="earth"] { fill: var(--el-earth); }
.wuxing-point[data-element="metal"] { fill: var(--el-metal); }
.wuxing-point[data-element="water"] { fill: var(--el-water); }
.wuxing-legend {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(84px, 1fr));
  gap: 10px 8px;
  width: 100%;
  margin-top: 6px;
}
.wuxing-legend-item {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 0.85rem;
  justify-content: center;
}
.wuxing-legend-item .swatch {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.wuxing-legend-item .count { color: var(--text-muted); font-size: 0.8rem; }

/* today */
.today-date {
  margin: 0 0 18px;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.today-ganji {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: var(--radius-md);
  margin-bottom: 22px;
}
.today-ganji-label { font-size: 0.92rem; }
.today-ganji-label strong { color: var(--accent-strong); }

.fortune-summary p {
  margin: 0 0 10px;
}
#fortune-headline {
  font-size: 1.1rem;
  font-weight: 600;
  text-wrap: balance;
}
#fortune-body {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.fortune-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 26px;
}
.fortune-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.fortune-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -18px rgba(var(--shadow-tint), 0.35);
}
.fortune-card h3 {
  margin: 0 0 8px;
  font-size: 0.95rem;
  color: var(--accent-strong);
}
.fortune-card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--text-muted);
}

.lucky-row {
  margin-top: 24px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.lucky-row strong { color: var(--text); }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 48px;
}
.site-footer p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  max-width: 60ch;
}

/* ---------- motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .results.revealed .pillar,
  .results.revealed .wuxing-legend-item,
  .results.revealed .fortune-card {
    animation: reveal-up 0.5s var(--ease) both;
    animation-delay: calc(var(--stagger, 0) * 80ms);
  }
  .results.revealed .wuxing-shape {
    animation: shape-in 0.7s var(--ease) both;
    animation-delay: 200ms;
  }
}
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes shape-in {
  from { opacity: 0; transform: scale(0.7); transform-origin: 150px 150px; }
  to { opacity: 1; transform: scale(1); }
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .intro-grid { grid-template-columns: 1fr; text-align: left; }
  .intro-emblem { order: -1; max-width: 260px; margin: 0 auto 8px; }
  .results-top { grid-template-columns: 1fr; }
  #block-pillars { padding: 40px 0; border-right: none; border-bottom: 1px solid var(--border); }
  #block-wuxing { padding: 40px 0; }
}
@media (max-width: 720px) {
  .field-row { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .fortune-grid { grid-template-columns: 1fr; }
  #saju-form { padding: 26px; max-width: none; }
  .intro { padding: 48px 0 36px; }
  .intro::before { width: 420px; height: 420px; top: -120px; right: -140px; }
}