/* ============ 阿渡 · 晚风 ============ */
/* UI 外壳用品牌暖色；图表系列色用已验证的参考色板（见 .viz 变量） */

:root {
  --page: #f4f1ea;
  --card: #fcfcfb;
  --ink: #3a332c;
  --ink-2: #6e655a;
  --ink-3: #9a9083;
  --line: #e3ded2;
  --red: #b23a3a;        /* 红绳 */
  --red-deep: #8c2f2a;
  --amber: #c9853a;
  --green: #0ca30c;
  --shadow: 0 1px 3px rgba(58, 51, 44, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #1e1b17;
    --card: #26221d;
    --ink: #ece5d8;
    --ink-2: #b5aa97;
    --ink-3: #7d7464;
    --line: #38322a;
    --red: #d06a6a;
    --red-deep: #b25050;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--page);
  color: var(--ink);
  min-height: 100dvh;
  -webkit-tap-highlight-color: transparent;
}
.hidden { display: none !important; }

/* ---------- 口令屏 ---------- */
.gate {
  position: fixed; inset: 0; display: flex; align-items: center; justify-content: center;
  background: var(--page); padding: 24px;
}
.gate-card {
  width: 100%; max-width: 320px; text-align: center;
  background: var(--card); border-radius: 20px; padding: 36px 28px;
  box-shadow: var(--shadow);
}
.gate-moon { font-size: 44px; color: var(--red); line-height: 1; }
.gate-card h1 { margin: 12px 0 6px; font-size: 26px; letter-spacing: 6px; }
.gate-card p { color: var(--ink-2); font-size: 13px; margin-bottom: 20px; }
.gate-card input {
  width: 100%; padding: 12px 14px; font-size: 16px; text-align: center;
  border: 1px solid var(--line); border-radius: 12px; background: var(--page);
  color: var(--ink); outline: none; margin-bottom: 12px;
}
.gate-card input:focus { border-color: var(--red); }
.gate-card button {
  width: 100%; padding: 12px; font-size: 15px; border: none; border-radius: 12px;
  background: var(--red); color: #fff; cursor: pointer;
}
.gate-err { color: var(--red); font-size: 13px; margin-top: 10px; min-height: 18px; }

/* ---------- 布局 ---------- */
.app { max-width: 640px; margin: 0 auto; padding-bottom: 74px; }
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 16px 10px; background: var(--page);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-moon { font-size: 26px; color: var(--red); }
.brand-name { font-size: 17px; font-weight: 600; letter-spacing: 2px; }
.brand-sub { font-size: 11px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.ghost-btn {
  border: 1px solid var(--red); color: var(--red); background: transparent;
  border-radius: 999px; padding: 6px 12px; font-size: 12px; cursor: pointer;
}

.view { padding: 4px 16px 20px; }

/* ---------- 聊天 ---------- */
.chat-log { display: flex; flex-direction: column; gap: 14px; padding: 10px 0 16px; }
.msg { max-width: 86%; padding: 10px 14px; border-radius: 16px; font-size: 15px; line-height: 1.65; white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; background: var(--red); color: #fff; border-bottom-right-radius: 6px; }
.msg.assistant { align-self: flex-start; background: var(--card); border-bottom-left-radius: 6px; box-shadow: var(--shadow); }
.msg.assistant.streaming .cursor::after { content: "▍"; animation: blink 1s infinite; color: var(--red); }
@keyframes blink { 50% { opacity: 0; } }
.chat-status {
  font-size: 12px; color: var(--ink-3); padding: 0 6px 6px;
  font-style: italic;
}
.chat-status.hidden { display: none; }

.composer {
  position: fixed; left: 0; right: 0; bottom: 60px; z-index: 5;
  max-width: 640px; margin: 0 auto; padding: 8px 12px;
  display: flex; gap: 8px; align-items: flex-end;
  background: linear-gradient(transparent, var(--page) 30%);
}
.composer textarea {
  flex: 1; resize: none; border: 1px solid var(--line); border-radius: 18px;
  padding: 11px 16px; font-size: 15px; line-height: 1.5; max-height: 120px;
  background: var(--card); color: var(--ink); outline: none; font-family: inherit;
}
.composer textarea:focus { border-color: var(--red); }
.composer button {
  width: 42px; height: 42px; border: none; border-radius: 50%;
  background: var(--red); color: #fff; font-size: 20px; cursor: pointer; flex-shrink: 0;
}

/* 批准卡 */
.approve-card {
  align-self: flex-start; background: var(--card); border: 1px dashed var(--red);
  border-radius: 14px; padding: 12px 14px; font-size: 14px; box-shadow: var(--shadow);
  max-width: 86%;
}
.approve-card .ac-title { font-weight: 600; margin-bottom: 4px; }
.approve-card .ac-desc { color: var(--ink-2); font-size: 13px; margin-bottom: 10px; }
.approve-card .ac-actions { display: flex; gap: 8px; }
.approve-card button {
  flex: 1; padding: 8px; border-radius: 10px; border: none; font-size: 14px; cursor: pointer;
}
.ac-approve { background: var(--red); color: #fff; }
.ac-deny { background: var(--line); color: var(--ink); }
.ac-done { color: var(--ink-3); font-size: 13px; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border-radius: 16px; padding: 16px;
  margin-top: 12px; box-shadow: var(--shadow);
}
.card h2 { font-size: 15px; margin-bottom: 8px; letter-spacing: 1px; display: flex; align-items: center; gap: 8px; }
.hint { color: var(--ink-3); font-size: 12.5px; margin-bottom: 10px; }
.chip {
  font-size: 11px; background: var(--red); color: #fff; border-radius: 999px;
  padding: 2px 8px; font-weight: 400; letter-spacing: 0;
}
.chip.ok { background: var(--green); }
.card textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px;
  font-size: 14px; line-height: 1.6; background: var(--page); color: var(--ink);
  outline: none; resize: vertical; font-family: inherit; margin-bottom: 10px;
}
.card textarea:focus { border-color: var(--red); }
.primary-btn {
  background: var(--red); color: #fff; border: none; border-radius: 12px;
  padding: 10px 18px; font-size: 14px; cursor: pointer;
}
.plan-content { margin-top: 12px; font-size: 14px; line-height: 1.7; white-space: pre-wrap; }

.task-list, .ledger-list, .cmd-list { list-style: none; }
.task-list li, .ledger-list li {
  display: flex; align-items: center; gap: 10px; padding: 11px 2px;
  border-bottom: 1px solid var(--line); font-size: 14.5px;
}
.task-list li:last-child, .ledger-list li:last-child { border-bottom: none; }
.task-list input[type="checkbox"] { width: 20px; height: 20px; accent-color: var(--red); flex-shrink: 0; }
.task-list .t-title { flex: 1; }
.task-list .done .t-title { text-decoration: line-through; color: var(--ink-3); }
.ledger-list .l-kind { font-size: 11px; padding: 2px 7px; border-radius: 6px; flex-shrink: 0; }
.l-kind.debt { background: rgba(178, 58, 58, 0.12); color: var(--red); }
.l-kind.credit { background: rgba(12, 163, 12, 0.12); color: var(--green); }
.ledger-list .l-title { flex: 1; }
.ledger-list .l-interest { font-size: 12px; color: var(--amber); }
.ledger-list button {
  border: 1px solid var(--line); background: transparent; color: var(--ink-2);
  border-radius: 8px; padding: 5px 10px; font-size: 12px; cursor: pointer;
}
.cmd-list li {
  display: flex; align-items: center; gap: 10px; padding: 11px 2px;
  border-bottom: 1px solid var(--line); font-size: 14px;
}
.cmd-list .c-desc { flex: 1; }
.cmd-list .c-status { font-size: 12px; color: var(--ink-3); }
.cmd-list button {
  border: none; border-radius: 8px; padding: 6px 12px; font-size: 12.5px; cursor: pointer;
}
.cmd-approve { background: var(--red); color: #fff; }
.cmd-deny { background: var(--line); color: var(--ink); }

/* ---------- 数据 ---------- */
.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.tile {
  background: var(--card); border-radius: 16px; padding: 14px 16px; box-shadow: var(--shadow);
}
.tile .v { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.tile .k { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.chart-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.range-toggle button {
  border: 1px solid var(--line); background: transparent; color: var(--ink-2);
  border-radius: 8px; padding: 4px 10px; font-size: 12px; cursor: pointer; margin-left: 4px;
}
.range-toggle button.active { background: var(--red); color: #fff; border-color: var(--red); }
.chart { margin-top: 8px; overflow-x: auto; }
.chart svg { display: block; }
.chart-table { font-size: 12px; color: var(--ink-2); margin-top: 8px; border-top: 1px solid var(--line); padding-top: 8px; }
.chart-table table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.chart-table td, .chart-table th { padding: 4px 2px; text-align: left; border-bottom: 1px solid var(--line); font-weight: 400; }
.legend-inline { display: flex; gap: 12px; font-size: 12px; color: var(--ink-2); }
.lg i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 4px; }
.usage-panel { font-size: 13px; color: var(--ink-2); line-height: 1.9; }
.usage-panel b { color: var(--ink); font-variant-numeric: tabular-nums; }

/* ---------- 底栏 ---------- */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 6;
  display: flex; background: var(--card); border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}
.tabbar .tab {
  flex: 1; padding: 13px 0 11px; border: none; background: transparent;
  color: var(--ink-3); font-size: 13.5px; cursor: pointer;
}
.tabbar .tab.active { color: var(--red); font-weight: 600; }

/* ---------- 提示 ---------- */
.toast {
  position: fixed; top: 64px; left: 50%; transform: translateX(-50%); z-index: 20;
  background: var(--ink); color: var(--card); border-radius: 999px;
  padding: 9px 18px; font-size: 13px; max-width: 85%;
}

/* ---------- 图表变量（已验证色板） ---------- */
:root {
  --series-red: #e34948;
  --series-blue: #2a78d6;
  --series-orange: #eb6834;
  --seq-blue-300: #6da7ec;
  --seq-blue-400: #3987e5;
  --viz-grid: #e1e0d9;
  --viz-axis: #c3c2b7;
  --viz-muted: #898781;
}
@media (prefers-color-scheme: dark) {
  :root {
    --series-red: #e66767;
    --series-blue: #3987e5;
    --series-orange: #d95926;
    --seq-blue-300: #5598e7;
    --seq-blue-400: #5598e7;
    --viz-grid: #2c2c2a;
    --viz-axis: #383835;
    --viz-muted: #898781;
  }
  /* 图表卡用参考色板的深色验证表面 */
  .card.viz { background: #1a1a19; }
}