/* 戰國武將風：和紙底、墨、朱、金；三英傑 信長(朱)・秀吉(金)・家康(松綠) */
:root {
  --bg: #f4ecdc;
  --paper: #fbf6ea;
  --ink: #231c17;
  --muted: #8b7a66;
  --line: #e2d4ba;
  --shu: #b8312f;
  --shu-soft: #f2d4cc;
  --kin: #c39a3c;
  --kin-soft: #efe0b4;
  --matsu: #3f6b4e;
  --matsu-soft: #d9e6d3;
  --ai: #2b4a6b;
  --ai-soft: #d7e1ea;
  --nobunaga: var(--shu);
  --hideyoshi: var(--kin);
  --ieyasu: var(--matsu);
  --radius: 14px;
  --border: 2px solid var(--ink);
  --frame: inset 0 0 0 3px var(--paper), inset 0 0 0 4px var(--kin); /* 金の額縁 */
  --head-h: 112px;
  --serif: "Noto Serif TC", "Source Han Serif TC", "Hiragino Mincho ProN", "Yu Mincho", "PMingLiU", serif;
  font-family: "Microsoft JhengHei", "PingFang TC", "Noto Sans TC", system-ui, sans-serif;
  color: var(--ink);
}

* { box-sizing: border-box; }
html { background: var(--bg); scroll-padding-top: var(--head-h); }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background-color: var(--bg);
  /* 青海波：很淡的金色底紋 */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='20' viewBox='0 0 40 20'%3E%3Cg fill='none' stroke='%23e8dbbf' stroke-width='1'%3E%3Cpath d='M0 20a20 20 0 0 1 40 0M6 20a14 14 0 0 1 28 0M12 20a8 8 0 0 1 16 0'/%3E%3Cpath d='M-20 10a20 20 0 0 1 40 0M20 10a20 20 0 0 1 40 0'/%3E%3C/g%3E%3C/svg%3E");
  -webkit-tap-highlight-color: transparent;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, .trip-line, .day-card .title, .flight .no, .tabs button { font-family: var(--serif); }

/* ---------- 頂部 (固定) ---------- */
.head-wrap {
  position: sticky; top: 0; z-index: 10;
  background: rgb(244 236 220 / .95);
  backdrop-filter: blur(6px);
  border-bottom: 3px solid var(--ink);
  box-shadow: 0 2px 0 var(--kin);
}
.topbar { padding: 10px 16px 0; text-align: center; }
.trip-header {
  border: 0; background: none; padding: 2px 8px; max-width: 100%;
  display: inline-flex; flex-direction: column; align-items: center; gap: 4px;
}
.trip-header .kicker { /* 朱印 */
  font-family: var(--serif); font-size: 11px; font-weight: 700; letter-spacing: .25em;
  color: var(--paper); background: var(--shu); padding: 1px 6px 1px 9px; border-radius: 3px;
  box-shadow: 0 0 0 1.5px var(--bg), 0 0 0 2.5px var(--shu);
  transform: rotate(-2deg);
}
.trip-line { font-weight: 700; font-size: 16px; overflow-wrap: anywhere; }
.trip-line .sep { color: var(--kin); margin: 0 .25em; }

.tabs-row {
  display: flex; align-items: center; gap: 10px;
  max-width: 640px; margin: 0 auto; padding: 6px 16px 8px;
}
.tabs { margin-left: auto; display: flex; gap: 4px; }
.tabs button {
  border: 2px solid transparent; background: none; border-radius: 6px;
  padding: 4px 14px; font-size: 16px; font-weight: 700; letter-spacing: .08em;
}
.tabs button[aria-selected="true"] {
  background: var(--ink); color: var(--paper); border-color: var(--ink);
  box-shadow: inset 0 -3px 0 var(--kin);
}

.kabuto { display: inline-block; flex: none; width: 46px; height: 43px; }
.kabuto svg { width: 100%; height: 100%; display: block; }

main { max-width: 640px; margin: 0 auto; padding: 0 16px 56px; }
.sec { padding-top: 18px; }

.sec-title {
  display: flex; align-items: baseline; gap: 10px;
  font-size: 21px; margin: 10px 0 4px; padding-left: 12px; letter-spacing: .06em;
  border-left: 5px solid var(--shu);
}
.sec-title small, .card h3 small {
  font-family: var(--serif); font-size: 12px; color: var(--kin); font-weight: 700; letter-spacing: .2em;
}

/* ---------- 家紋 ---------- */
.kamon { display: inline-block; width: 100%; height: 100%; }
.kamon svg { width: 100%; height: 100%; display: block; }

/* ---------- 日期列 (行程區固定) ---------- */
.days-bar {
  position: sticky; top: var(--head-h); z-index: 6;
  margin: 18px -16px 0; padding: 0 12px;
  background: rgb(244 236 220 / .96);
  border-bottom: 1.5px solid var(--line);
}
.days {
  display: flex; overflow-x: auto; scrollbar-width: none;
  padding: 34px 0 6px; scroll-snap-type: x proximity;
}
.days::-webkit-scrollbar { display: none; }
.day-pill {
  --w: var(--nobunaga);
  flex: 1 0 56px; position: relative; min-width: 0;
  border: 0; background: none; padding: 0 0 4px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  scroll-snap-align: center;
}
.day-pill[data-warlord="hideyoshi"] { --w: var(--hideyoshi); }
.day-pill[data-warlord="ieyasu"] { --w: var(--ieyasu); }
.day-pill::before { /* 行軍路線 */
  content: ""; position: absolute; top: 12px; left: 0; right: 0; border-top: 2px solid var(--ink);
}
.day-pill:first-child::before { left: 50%; }
.day-pill:last-child::before { right: 50%; }
.day-pill .dot {
  width: 26px; height: 26px; border-radius: 50%; padding: 3px;
  border: 2px solid var(--ink); background: var(--paper); color: var(--w);
  position: relative; z-index: 1;
}
.day-pill[aria-current="true"] .dot { background: var(--w); color: var(--paper); }
.day-pill .flag { /* 旗指物 */
  position: absolute; left: 50%; top: -30px; width: 16px; height: 30px; visibility: hidden;
}
.day-pill .flag::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--ink); }
.day-pill .flag::after {
  content: ""; position: absolute; left: 2px; top: 2px; width: 13px; height: 18px;
  background: var(--w); border: 1.5px solid var(--ink); border-left: 0;
}
.day-pill[aria-current="true"] .flag { visibility: visible; animation: flutter 1.2s ease-in-out 2; transform-origin: 0 100%; }
@keyframes flutter { 50% { transform: skewY(-4deg); } }
.day-pill .md { font-size: 16px; font-weight: 700; padding: 1px 6px; border-radius: 4px; }
.day-pill[aria-current="true"] .md { color: var(--paper); background: var(--ink); box-shadow: inset 0 -2px 0 var(--w); }
.day-pill .wd { font-size: 12px; color: var(--muted); }

/* ---------- 當天卡 ---------- */
.day-card {
  --w: var(--nobunaga);
  display: flex; align-items: center; gap: 14px; width: 100%;
  margin: 4px 0 18px; padding: 14px 16px;
  background: var(--paper); border: var(--border); border-radius: var(--radius);
  box-shadow: var(--frame), 0 4px 0 var(--line);
  text-align: left; position: relative; overflow: hidden;
}
.day-card[data-warlord="hideyoshi"] { --w: var(--hideyoshi); }
.day-card[data-warlord="ieyasu"] { --w: var(--ieyasu); }
.day-card::after { /* 大家紋浮水印 */
  content: ""; position: absolute; right: -18px; bottom: -22px; width: 110px; height: 110px;
  background: var(--w); opacity: .08; border-radius: 50%;
}
.day-card .crest {
  flex: none; width: 64px; height: 64px; padding: 8px; border-radius: 50%;
  background: var(--w); color: var(--paper); border: var(--border);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 4.5px var(--w);
}
.day-card .info { min-width: 0; flex: 1; }
.day-card .label { color: var(--w); font-size: 13px; letter-spacing: .12em; font-weight: 700; font-family: var(--serif); }
.day-card .title { display: block; font-size: 21px; font-weight: 700; overflow-wrap: anywhere; margin: 2px 0; }
.day-card .title.placeholder { color: var(--muted); font-weight: 400; font-size: 15px; font-family: inherit; }
.day-card .lord { display: block; font-size: 12px; color: var(--muted); }
.day-card .lord b { color: var(--ink); font-family: var(--serif); }
.day-card .motto {
  flex: none; writing-mode: vertical-rl; font-family: var(--serif); font-weight: 700;
  font-size: 14px; letter-spacing: .2em; color: var(--w); border-left: 1.5px solid var(--line); padding-left: 10px;
  position: relative; z-index: 1;
}

/* ---------- 時間軸 ---------- */
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li {
  display: grid; grid-template-columns: 48px 24px minmax(0, 1fr); align-items: center; position: relative;
}
.timeline li::before {
  content: ""; position: absolute; left: 59px; top: 0; bottom: 0; border-left: 2px solid var(--ink);
}
.timeline li:first-child::before { top: 50%; }
.timeline li:last-child::before { bottom: 50%; }
.timeline li:only-child::before { display: none; }
.timeline .t { font-size: 14px; text-align: right; padding-right: 2px; font-weight: 700; font-variant-numeric: tabular-nums; }
.timeline .node {
  width: 12px; height: 12px; transform: rotate(45deg); border: 2px solid var(--ink); background: var(--kin);
  justify-self: center; position: relative; z-index: 1;
}
.timeline .row { display: flex; align-items: center; gap: 6px; min-width: 0; margin: 6px 0 6px 6px; }
.timeline .body {
  flex: 1; min-width: 0; border: 0; background: none; text-align: left; padding: 6px 0;
  display: flex; align-items: flex-start; gap: 8px; flex-wrap: wrap;
}
.timeline .body.bubble {
  background: var(--paper); border: var(--border); border-radius: 10px; padding: 11px 16px; font-size: 16px;
  box-shadow: 0 3px 0 var(--line);
}
.timeline .body.auto { cursor: pointer; }
.timeline .txt { min-width: 0; overflow-wrap: anywhere; flex: 1 1 120px; padding-top: 2px; }
.timeline .note { display: block; font-size: 13px; color: var(--muted); margin-top: 3px; white-space: pre-wrap; }
.tag {
  display: inline-flex; align-items: center; gap: 5px; flex: none;
  border: 1.5px solid var(--ink); border-radius: 4px; padding: 2px 9px 2px 7px;
  font-size: 13px; font-weight: 700; white-space: nowrap;
}
.tag svg { width: 15px; height: 15px; }

/* Google 地圖按鈕 */
.map-btn {
  flex: none; display: inline-flex; align-items: center; gap: 3px;
  border: 1.5px solid var(--ink); border-radius: 4px; background: var(--ai-soft);
  padding: 4px 9px 4px 7px; font-size: 12px; font-weight: 700; color: var(--ai); text-decoration: none;
  white-space: nowrap;
}
.map-btn svg { width: 14px; height: 14px; }
.map-btn:hover { background: #c4d4e2; }

.empty { color: var(--muted); text-align: center; padding: 16px 0 4px; margin: 0; }

/* ---------- 卡片、清單 ---------- */
.card {
  background: var(--paper); border: var(--border); border-radius: var(--radius);
  padding: 18px 18px 14px; margin: 16px 0; box-shadow: var(--frame), 0 4px 0 var(--line);
  position: relative;
}
.card::before { /* 上緣色帶 */
  content: ""; position: absolute; left: 14px; right: 14px; top: -2px; height: 6px;
  background: var(--band, var(--ai)); border: 2px solid var(--ink); border-top: 0; border-radius: 0 0 4px 4px;
}
.card h3 { font-size: 19px; margin: 4px 0 10px; display: flex; align-items: baseline; gap: 8px; letter-spacing: .06em; }
.card h3 .rm { margin-left: auto; border: 0; background: none; color: var(--muted); font-size: 12px; font-weight: 400; font-family: inherit; }
.card.todo { --band: var(--shu); }
.card.buy { --band: var(--kin); }
.card.other { --band: var(--matsu); }
.stays-card { --band: var(--ink); }

.check { display: flex; align-items: flex-start; gap: 10px; padding: 6px 0; font-size: 16px; }
.check input {
  appearance: none; flex: none; width: 24px; height: 24px; margin: 0;
  border: var(--border); border-radius: 4px; background: var(--paper); display: grid; place-items: center;
}
.check input:checked { background: var(--shu); border-color: var(--shu); transform: rotate(-6deg); } /* 朱印 */
.check input:checked::after { content: "済"; color: var(--paper); font-size: 13px; font-weight: 700; line-height: 1; font-family: var(--serif); }
.check .label { min-width: 0; overflow-wrap: anywhere; padding-top: 1px; flex: 1; }
.check .label a { color: var(--ai); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.check input:checked ~ .label { color: var(--muted); text-decoration: line-through; }
.check .x { border: 0; background: none; color: #c9b9a0; padding: 2px 4px; }
.check .x:hover { color: var(--shu); }
.add-line { display: flex; gap: 8px; margin-top: 8px; }
.add-line input {
  flex: 1; min-width: 0; border: 0; border-bottom: 1.5px dashed var(--muted); background: none; padding: 6px 2px; outline: none;
}
.add-line input:focus { border-bottom: 1.5px solid var(--ink); }

.stay { display: flex; align-items: center; gap: 8px; border-bottom: 1.5px dashed var(--line); }
.stay:last-child { border-bottom: 0; }
.stay .open {
  flex: 1; min-width: 0; display: flex; justify-content: space-between; gap: 6px 12px; flex-wrap: wrap;
  border: 0; background: none; text-align: left; padding: 12px 0; font-size: 16px;
}
.stay .n { overflow-wrap: anywhere; font-weight: 700; }
.stay .addr { display: block; font-size: 12px; color: var(--muted); font-weight: 400; }
.stay .d { color: var(--muted); font-size: 14px; white-space: nowrap; }

/* ---------- 航班卡 ---------- */
.flight {
  position: relative; cursor: pointer;
  background: var(--paper); border: var(--border); border-radius: var(--radius);
  padding: 16px 18px; margin: 14px 0; box-shadow: var(--frame), 0 4px 0 var(--line);
}
.flight::before {
  content: ""; position: absolute; left: 18px; right: 18px; top: 54px; border-top: 1.5px dashed var(--line);
}
.flight .head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.flight .no { font-size: 22px; font-weight: 700; letter-spacing: .06em; }
.flight .date { color: var(--muted); margin-left: auto; font-size: 14px; }
.flight .route { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 8px; align-items: start; }
.flight .end .time { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.flight .end.arr { text-align: right; }
.flight .place {
  display: inline-flex; align-items: center; gap: 3px; margin-top: 2px;
  font-size: 13px; color: var(--ai); text-decoration: none; overflow-wrap: anywhere;
}
.flight .place svg { width: 13px; height: 13px; flex: none; }
.flight .place:hover { text-decoration: underline; }
.flight .arrow { color: var(--shu); padding-top: 6px; }
.flight .arrow svg { width: 30px; height: 30px; }
.flight .fnote { margin-top: 10px; font-size: 13px; color: var(--muted); overflow-wrap: anywhere; }

/* ---------- 按鈕 ---------- */
.add-btn {
  display: block; width: 100%; margin: 18px 0 0; padding: 11px;
  border: 2px dashed var(--muted); border-radius: 10px; background: rgb(251 246 234 / .6);
  font-weight: 700; font-size: 15px; color: var(--ink); letter-spacing: .05em;
}
.add-btn:hover { background: var(--paper); border-color: var(--ink); }
.add-btn.small { margin-top: 10px; padding: 7px; font-size: 14px; }
.add-btn.ghost { color: var(--muted); }

.backup { display: flex; gap: 10px; justify-content: center; margin-top: 28px; flex-wrap: wrap; }
.backup button, .backup .import {
  border: 1.5px solid var(--ink); border-radius: 6px; background: var(--paper); padding: 6px 16px; font-size: 13px; cursor: pointer;
}
.backup .import input { display: none; }
.hint { text-align: center; color: var(--muted); font-size: 12px; margin: 10px 0 0; }

/* ---------- 對話框 ---------- */
dialog {
  width: min(440px, calc(100vw - 32px)); padding: 20px;
  border: var(--border); border-radius: var(--radius); background: var(--paper); color: var(--ink);
  box-shadow: var(--frame), 0 6px 0 var(--kin);
}
dialog::backdrop { background: rgb(35 28 23 / .4); }
dialog h2 { margin: 0 0 12px; font-size: 19px; letter-spacing: .06em; }
dialog label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
dialog input, dialog select, dialog textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 11px; font-size: 16px; color: var(--ink);
  border: 1.5px solid var(--ink); border-radius: 6px; background: #fff;
}
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 10px; }
.actions { display: flex; gap: 8px; align-items: center; margin-top: 6px; }
.actions .spacer { flex: 1; }
.actions button { border: 1.5px solid var(--ink); border-radius: 6px; background: var(--paper); padding: 7px 16px; font-weight: 700; }
.actions .primary { background: var(--shu); color: var(--paper); border-color: var(--shu); }
.actions .danger { border-color: var(--shu); color: var(--shu); }
.form-error { color: var(--shu); font-size: 14px; margin: 0 0 8px; }

@media (max-width: 400px) {
  .tabs button { padding: 4px 10px; font-size: 15px; }
  .day-pill { flex-basis: 50px; }
  .day-pill .md { font-size: 15px; padding: 1px 4px; }
  .day-card { gap: 10px; padding: 12px; }
  .day-card .crest { width: 52px; height: 52px; padding: 6px; }
  .timeline li { grid-template-columns: 42px 22px minmax(0, 1fr); }
  .timeline li::before { left: 52px; }
  .flight .end .time { font-size: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .day-pill[aria-current="true"] .flag { animation: none; }
}

.kamon .bg { fill: var(--kbg, var(--paper)); }
.kamon .bg-stroke { stroke: var(--kbg, var(--paper)); }
.day-pill .dot { --kbg: var(--paper); }
.day-pill[aria-current="true"] .dot, .day-card .crest { --kbg: var(--w); }