/* ========== 映心塔羅 · 暗夜天文台主題（手機優先） ========== */

:root {
  --canvas: #0c0918;
  --canvas-2: #120d22;
  --surface: rgba(30, 23, 54, 0.72);
  --surface-solid: #1e1736;
  --surface-2: #271e47;
  --border: rgba(224, 193, 132, 0.14);
  --border-strong: rgba(224, 193, 132, 0.38);
  --text: #f4efe4;
  --text-dim: rgba(244, 239, 228, 0.6);
  --text-faint: rgba(244, 239, 228, 0.38);
  --gold: #e3c688;
  --gold-bright: #f0d9a8;
  --gold-deep: #a8834f;
  --violet: #9d8fd0;
  --swords: #84aedd;
  --cups: #6fb8ac;
  --pentacles: #d8b36a;
  --wands: #dd8f76;
  --danger: #eba69c;
  --radius: 14px;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", Georgia, serif;
  --sans: -apple-system, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(1000px 520px at 50% -8%, rgba(157, 143, 208, 0.16), transparent 62%),
    radial-gradient(800px 480px at 88% 108%, rgba(227, 198, 136, 0.07), transparent 60%),
    var(--canvas);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  min-height: 100vh;
  position: relative;
}

/* 星空微粒 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(244,239,228,0.5), transparent 60%),
    radial-gradient(1px 1px at 78% 12%, rgba(244,239,228,0.35), transparent 60%),
    radial-gradient(1.5px 1.5px at 55% 38%, rgba(227,198,136,0.4), transparent 60%),
    radial-gradient(1px 1px at 30% 64%, rgba(244,239,228,0.28), transparent 60%),
    radial-gradient(1px 1px at 90% 52%, rgba(244,239,228,0.4), transparent 60%),
    radial-gradient(1.5px 1.5px at 40% 86%, rgba(227,198,136,0.3), transparent 60%),
    radial-gradient(1px 1px at 66% 74%, rgba(244,239,228,0.3), transparent 60%),
    radial-gradient(1px 1px at 8% 90%, rgba(244,239,228,0.25), transparent 60%);
}

/* ---------- 頁首 ---------- */
.site-header {
  text-align: center;
  padding: 44px 20px 6px;
}
.moon-mark { display: inline-block; margin-bottom: 10px; }
.site-header h1 {
  font-family: var(--serif);
  font-size: 34px;
  letter-spacing: 0.42em;
  margin: 0 0 10px;
  padding-left: 0.42em;
  color: var(--gold-bright);
  font-weight: 600;
  text-shadow: 0 0 32px rgba(227, 198, 136, 0.35);
}
.tagline {
  color: var(--text-dim);
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.14em;
  line-height: 1.8;
}
.header-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 18px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.3em;
}
.header-ornament::before,
.header-ornament::after {
  content: "";
  width: 72px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong));
}
.header-ornament::after {
  background: linear-gradient(90deg, var(--border-strong), transparent);
}

/* ---------- 主體 ---------- */
main {
  max-width: 1020px;
  margin: 0 auto;
  padding: 20px 16px 64px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 18px 26px;
  backdrop-filter: blur(6px);
}

.panel h2 {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.14em;
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.step-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: var(--gold);
  font-size: 15px;
  font-family: var(--serif);
  flex: none;
  background: radial-gradient(circle at 50% 30%, rgba(227,198,136,0.12), transparent 70%);
}

/* ---------- 牌陣選擇 ---------- */
.spread-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.spread-option {
  text-align: left;
  background: rgba(39, 30, 71, 0.5);
  border: 1px solid var(--border);
  border-left: 3px solid transparent;
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--text);
  cursor: pointer;
  font-family: var(--sans);
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
  min-height: 44px;
  -webkit-tap-highlight-color: transparent;
}
.spread-option:hover { border-color: var(--border-strong); }
.spread-option:active { transform: scale(0.99); }
.spread-option:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.spread-option[aria-checked="true"] {
  border-color: var(--border-strong);
  border-left-color: var(--gold);
  background: rgba(227, 198, 136, 0.09);
}
.spread-option .s-name {
  display: block;
  font-family: var(--serif);
  font-size: 16px;
  letter-spacing: 0.08em;
  margin-bottom: 3px;
}
.spread-option .s-count {
  color: var(--gold);
  font-size: 12.5px;
  margin-right: 8px;
  letter-spacing: 0.06em;
}
.spread-option .s-desc {
  color: var(--text-dim);
  font-size: 12.5px;
}

/* ---------- 問題類型 chips ---------- */
.chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.chip {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 14px;
  font-family: var(--sans);
  letter-spacing: 0.06em;
  cursor: pointer;
  min-height: 40px;
  transition: all 0.18s ease;
  -webkit-tap-highlight-color: transparent;
}
.chip[aria-pressed="true"] {
  border-color: var(--gold);
  color: var(--gold-bright);
  background: rgba(227, 198, 136, 0.1);
}
.chip:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

/* ---------- 問題輸入 ---------- */
textarea {
  width: 100%;
  background: rgba(18, 13, 34, 0.6);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  padding: 13px 15px;
  resize: vertical;
}
textarea::placeholder { color: var(--text-faint); }
textarea:focus { outline: none; border-color: var(--gold); }
.hint { color: var(--text-faint); font-size: 12.5px; margin: 10px 0 0; letter-spacing: 0.04em; }

/* ---------- 按鈕 ---------- */
.btn {
  font-family: var(--sans);
  font-size: 15px;
  letter-spacing: 0.12em;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(39, 30, 71, 0.6);
  color: var(--text);
  padding: 13px 26px;
  cursor: pointer;
  min-height: 48px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.btn:disabled { opacity: 0.5; cursor: default; transform: none; }

.btn-primary {
  background: linear-gradient(165deg, var(--gold-bright), var(--gold) 45%, var(--gold-deep));
  border-color: transparent;
  color: #2a1f0a;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(227, 198, 136, 0.22);
}
.btn-primary:hover { box-shadow: 0 6px 26px rgba(227, 198, 136, 0.3); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text-dim); }

.draw-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.draw-controls .btn { flex: 1 1 auto; }

/* ---------- 牌桌 ---------- */
.table {
  background:
    radial-gradient(620px 320px at 50% -6%, rgba(157, 143, 208, 0.12), transparent 70%),
    radial-gradient(400px 200px at 50% 110%, rgba(227, 198, 136, 0.05), transparent 70%),
    var(--canvas-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: 280px;
  padding: 26px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: auto;
}

.table-empty { text-align: center; color: var(--text-dim); }
.table-empty p { margin: 18px 0 0; font-size: 13.5px; letter-spacing: 0.06em; }

.deck-back {
  width: 84px;
  height: 142px;
  margin: 0 auto;
  border-radius: 9px;
  border: 1px solid var(--border-strong);
  background:
    repeating-linear-gradient(45deg, transparent 0 6px, rgba(227,198,136,0.1) 6px 7px),
    repeating-linear-gradient(-45deg, transparent 0 6px, rgba(227,198,136,0.1) 6px 7px),
    var(--surface-2);
  position: relative;
}
.deck-back::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(227, 198, 136, 0.25);
  border-radius: 6px;
}

/* ---------- 牌陣布局 ---------- */
.spread-area { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; align-items: flex-start; }

.spread-area.layout-cross5 {
  display: grid;
  grid-template-columns: repeat(3, auto);
  grid-template-areas:
    ". p3 ."
    "p1 p2 p4"
    ". p5 .";
  gap: 14px 10px;
}
.layout-cross5 .slot:nth-child(1) { grid-area: p1; }
.layout-cross5 .slot:nth-child(2) { grid-area: p2; }
.layout-cross5 .slot:nth-child(3) { grid-area: p3; }
.layout-cross5 .slot:nth-child(4) { grid-area: p4; }
.layout-cross5 .slot:nth-child(5) { grid-area: p5; }

.spread-area.layout-celtic {
  display: grid;
  grid-template-columns: repeat(4, auto);
  grid-template-areas:
    ".  p5 .  p10"
    "p3 p1 p4 p9"
    ".  p6 .  p8"
    ".  .  .  p7";
  gap: 14px 10px;
}
.layout-celtic .slot:nth-child(1) { grid-area: p1; }
.layout-celtic .slot:nth-child(2) { grid-area: p1; justify-self: center; align-self: center; margin: 0 -42%; z-index: 2; }
.layout-celtic .slot:nth-child(2) .card { transform: rotate(90deg); }
.layout-celtic .slot:nth-child(2) .slot-label { display: none; }
.layout-celtic .slot:nth-child(3) { grid-area: p3; }
.layout-celtic .slot:nth-child(4) { grid-area: p4; }
.layout-celtic .slot:nth-child(5) { grid-area: p5; }
.layout-celtic .slot:nth-child(6) { grid-area: p6; }
.layout-celtic .slot:nth-child(7) { grid-area: p7; }
.layout-celtic .slot:nth-child(8) { grid-area: p8; }
.layout-celtic .slot:nth-child(9) { grid-area: p9; }
.layout-celtic .slot:nth-child(10) { grid-area: p10; }

.spread-area.layout-rel6 {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 16px 26px;
}

/* ---------- 牌卡 ---------- */
.slot { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.slot-label {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-align: center;
  max-width: 92px;
  min-height: 2.2em;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  line-height: 1.5;
}

.card {
  width: 86px;
  height: 144px;
  perspective: 900px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--sans);
  -webkit-tap-highlight-color: transparent;
}
.card:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 10px; }

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.18s ease-in;
}
.card.flipping .card-inner { transform: rotateY(90deg); }

.card-face {
  position: absolute;
  inset: 0;
  border-radius: 9px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.card-back {
  border: 1px solid var(--border-strong);
  background:
    repeating-linear-gradient(45deg, transparent 0 6px, rgba(227,198,136,0.13) 6px 7px),
    repeating-linear-gradient(-45deg, transparent 0 6px, rgba(227,198,136,0.13) 6px 7px),
    linear-gradient(170deg, #2c2350, #1a1332);
}
.card-back::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(227, 198, 136, 0.28);
  border-radius: 6px;
}
.card-back::after {
  content: "";
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 32%, var(--gold-bright), var(--gold-deep));
  box-shadow: 0 0 16px rgba(227, 198, 136, 0.5);
}

.card-front {
  display: none;
  background: linear-gradient(168deg, #2b2249, #171130);
  border: 1px solid var(--border-strong);
  padding: 8px 5px;
  gap: 5px;
}
.card-front::before {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(227, 198, 136, 0.22);
  border-radius: 6px;
  pointer-events: none;
}

.card.flipped .card-front { display: flex; }
.card.flipped .card-back { display: none; }
.card.rev .card-art { transform: rotate(180deg); }
.card-art { display: flex; flex-direction: column; align-items: center; gap: 5px; }

.card-glyph {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--gold);
  line-height: 1;
  text-shadow: 0 0 12px rgba(227, 198, 136, 0.4);
}
.card-label {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--gold-bright);
  letter-spacing: 0.08em;
}
.card-name {
  font-family: var(--serif);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-align: center;
}
.card-arcana {
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--text-faint);
}
.card-suit-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.suit-major  .card-suit-dot { background: var(--violet); }
.suit-swords .card-suit-dot { background: var(--swords); }
.suit-cups   .card-suit-dot { background: var(--cups); }
.suit-pentacles .card-suit-dot { background: var(--pentacles); }
.suit-wands  .card-suit-dot { background: var(--wands); }

.rev-badge {
  position: absolute;
  top: 5px;
  right: 5px;
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--danger);
  border: 1px solid rgba(235, 166, 156, 0.5);
  border-radius: 4px;
  padding: 1px 4px;
  background: rgba(12, 9, 24, 0.55);
  z-index: 2;
}

/* 發牌動畫 */
@keyframes deal {
  from { opacity: 0; transform: translateY(-16px) scale(0.94); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.slot.dealt { animation: deal 0.42s cubic-bezier(0.2, 0.8, 0.3, 1) both; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.panel.rise { animation: rise 0.5s ease both; }

@media (prefers-reduced-motion: reduce) {
  .slot.dealt, .panel.rise { animation: none; }
  .card-inner { transition: none; }
  html { scroll-behavior: auto; }
}
.no-anim .slot.dealt, .no-anim .panel.rise { animation: none; }
.no-anim .card-inner { transition: none; }
.no-anim .card.flipping .card-inner { transform: none; }

/* ---------- 解讀區 ---------- */
.reading-controls { margin-bottom: 16px; }

.reading-output {
  background: rgba(18, 13, 34, 0.65);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold-deep);
  border-radius: 10px;
  padding: 22px 20px;
  font-family: var(--serif);
  font-size: 16.5px;
  line-height: 1.9;
  letter-spacing: 0.02em;
}
.reading-output h1, .reading-output h2, .reading-output h3 {
  font-family: var(--serif);
  color: var(--gold-bright);
  letter-spacing: 0.12em;
  line-height: 1.5;
  margin: 1.1em 0 0.5em;
}
.reading-output h1 { font-size: 21px; }
.reading-output h2 { font-size: 18.5px; }
.reading-output h3 { font-size: 16.5px; }
.reading-output > :first-child { margin-top: 0; }
.reading-output p { margin: 0.7em 0; }
.reading-output ul, .reading-output ol { padding-left: 1.4em; margin: 0.7em 0; }
.reading-output li { margin: 0.35em 0; }
.reading-output strong { color: var(--gold-bright); font-weight: 600; }

.reading-status { color: var(--text-dim); font-size: 13.5px; letter-spacing: 0.06em; margin-top: 12px; }
.reading-status.error { color: var(--danger); }

.cursor-blink::after {
  content: "▍";
  color: var(--gold);
  animation: blink 0.9s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- 對話區 ---------- */
.chat { margin-top: 20px; }
.chat-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-faint);
  font-size: 12px;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
}
.chat-divider::before, .chat-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.chat-log { display: flex; flex-direction: column; gap: 12px; margin-bottom: 14px; }

.chat-msg {
  max-width: 92%;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 15px;
  line-height: 1.75;
  word-break: break-word;
}
.chat-msg.user {
  align-self: flex-end;
  background: rgba(227, 198, 136, 0.14);
  border: 1px solid var(--border-strong);
  border-bottom-right-radius: 4px;
}
.chat-msg.assistant {
  align-self: flex-start;
  background: rgba(39, 30, 71, 0.55);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
  font-family: var(--serif);
  letter-spacing: 0.02em;
}
.chat-msg.assistant strong { color: var(--gold-bright); }
.chat-msg.assistant h1, .chat-msg.assistant h2, .chat-msg.assistant h3 {
  color: var(--gold-bright); font-size: 16px; margin: 0.8em 0 0.4em;
}
.chat-msg p { margin: 0.5em 0; }
.chat-msg ul, .chat-msg ol { padding-left: 1.3em; margin: 0.5em 0; }

.chat-input-row {
  display: flex;
  gap: 10px;
}
.chat-input-row input {
  flex: 1;
  background: rgba(18, 13, 34, 0.6);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  padding: 12px 18px;
  min-height: 48px;
}
.chat-input-row input::placeholder { color: var(--text-faint); }
.chat-input-row input:focus { outline: none; border-color: var(--gold); }
.chat-input-row .btn { padding: 12px 22px; flex: none; }

/* ---------- 牌卡細節視窗 ---------- */
.modal { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(8, 6, 16, 0.75); backdrop-filter: blur(4px); }
.modal-card {
  position: relative;
  background: var(--surface-solid);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  max-width: 440px;
  width: 100%;
  padding: 26px 24px 22px;
  max-height: 85vh;
  overflow-y: auto;
}
.modal-close {
  position: absolute; top: 8px; right: 10px;
  background: none; border: none; color: var(--text-dim);
  font-size: 17px; cursor: pointer; padding: 10px; min-width: 44px; min-height: 44px;
}
.modal-close:hover { color: var(--text); }
.modal-position { color: var(--gold); font-size: 12.5px; letter-spacing: 0.14em; margin: 0 0 6px; }
.modal-card h3 { font-family: var(--serif); font-size: 23px; margin: 0; letter-spacing: 0.12em; }
.modal-en { color: var(--text-dim); font-size: 13.5px; margin: 3px 0 8px; }
.modal-orient { font-size: 14px; margin: 0 0 16px; color: var(--text); }
.modal-meanings { display: grid; gap: 14px; }
.modal-meanings h4 {
  font-size: 12.5px; letter-spacing: 0.16em; color: var(--gold);
  margin: 0 0 4px; font-weight: 600;
}
.modal-meanings p { margin: 0; font-size: 14.5px; line-height: 1.75; }

/* ---------- 頁尾 ---------- */
.site-footer {
  text-align: center;
  color: var(--text-faint);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.8;
  padding: 8px 24px 44px;
}

/* ---------- 桌面版加寬 ---------- */
@media (min-width: 721px) {
  .site-header { padding: 56px 24px 8px; }
  .site-header h1 { font-size: 40px; }
  main { padding: 24px 24px 64px; gap: 24px; }
  .panel { padding: 28px 32px 32px; }
  .spread-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
  .spread-option:hover { transform: translateY(-1px); }
  .draw-controls .btn { flex: none; }
  .table { padding: 30px 28px; }
  .spread-area { gap: 22px; }
  .spread-area.layout-cross5 { gap: 18px 22px; }
  .spread-area.layout-celtic { gap: 18px 22px; }
  .spread-area.layout-rel6 { gap: 18px 40px; }
  .card { width: 108px; height: 180px; }
  .slot-label { max-width: 130px; font-size: 12px; }
  .card-glyph { font-size: 26px; }
  .card-label { font-size: 19px; }
  .card-name { font-size: 14px; }
  .card-arcana { font-size: 10px; }
  .reading-output { padding: 26px 30px; font-size: 17px; max-width: 760px; }
  .chat-msg { max-width: 78%; font-size: 15.5px; }
}