:root {
  --paper: #f7f5f0;
  --paper-2: #efece4;
  --card: #ffffff;
  --line: #e6e1d7;
  --line-2: #d8d2c6;
  --ink: #2a2e28;
  --ink-2: #6b6f66;
  --ink-3: #9b9a8f;
  --green: #4a6b5d;
  --green-deep: #3b574b;
  --green-soft: #eaf0ec;
  --gold: #b8935a;
  --gold-soft: #f6efe2;
  --danger: #a8543f;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(42, 46, 40, .04), 0 8px 24px rgba(42, 46, 40, .06);
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(circle at 12% 8%, rgba(74, 107, 93, .05), transparent 42%),
    radial-gradient(circle at 88% 92%, rgba(184, 147, 90, .06), transparent 46%);
}

.hidden { display: none !important; }

/* ---------- 通用控件 ---------- */
.btn {
  border: 1px solid var(--line-2);
  background: var(--card);
  color: var(--ink);
  border-radius: 10px;
  padding: 9px 16px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  transition: .18s ease;
}
.btn:hover { border-color: var(--green); color: var(--green); }
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn.primary:hover { background: var(--green-deep); border-color: var(--green-deep); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

input, textarea, select {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
  transition: .16s ease;
}
input:focus, textarea:focus, select:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(74, 107, 93, .1); }
textarea { resize: vertical; line-height: 1.6; }
label { display: block; font-size: 12.5px; color: var(--ink-2); margin-bottom: 12px; }
label input, label textarea { margin-top: 6px; }

.select { width: auto; padding: 8px 10px; border-radius: 9px; font-size: 13px; }

.link {
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--ink-2); font-size: 12.5px; font-family: inherit; text-decoration: underline;
  text-underline-offset: 3px;
}
.link:hover { color: var(--green); }

.icon-btn {
  width: 30px; height: 30px; display: inline-flex; align-items: center; justify-content: center;
  border: none; background: transparent; border-radius: 8px; cursor: pointer; color: var(--ink-2);
}
.icon-btn:hover { background: var(--paper-2); color: var(--ink); }

i[data-icon] { display: inline-flex; width: 16px; height: 16px; }
i[data-icon] svg { width: 16px; height: 16px; }

.hint { font-size: 11.5px; color: var(--ink-3); line-height: 1.5; }

/* ---------- 登录 ---------- */
.auth {
  min-height: 100%;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.auth-card {
  width: 100%; max-width: 400px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 30px 30px 22px;
}
.auth-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.auth-brand h1 { font-family: var(--serif); font-size: 26px; margin: 0; letter-spacing: 2px; }
.auth-brand p { margin: 3px 0 0; font-size: 12.5px; color: var(--ink-3); letter-spacing: .5px; }
.seal {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  background: var(--green); color: #fff;
  font-family: var(--serif); font-size: 20px;
  border-radius: 10px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .28);
}
.seal.sm { width: 34px; height: 34px; font-size: 16px; border-radius: 9px; }

.tabs { display: flex; gap: 4px; background: var(--paper-2); padding: 4px; border-radius: 11px; margin-bottom: 20px; }
.tab {
  flex: 1; padding: 8px 0; border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 13px; color: var(--ink-2); border-radius: 8px; transition: .16s;
}
.tab.active { background: #fff; color: var(--green); box-shadow: 0 1px 3px rgba(0,0,0,.06); }

.pane { display: none; }
.pane.active { display: block; }
.pane .btn.primary { width: 100%; margin-top: 4px; }
.code-row { display: flex; gap: 8px; align-items: flex-end; }
.code-row .grow { flex: 1; margin-bottom: 12px; }
.code-btn { white-space: nowrap; height: 41px; margin-bottom: 12px; }
.row-between { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.auth-msg { min-height: 18px; margin: 10px 0 0; font-size: 12.5px; color: var(--danger); text-align: center; }

/* ---------- 布局 ---------- */
.app { display: flex; height: 100%; overflow: hidden; }

.sidebar {
  width: 248px; flex: none;
  background: rgba(255, 255, 255, .72);
  backdrop-filter: blur(8px);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  overflow-y: auto;
  padding: 18px 16px 8px;
}
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-family: var(--serif); font-size: 17px; letter-spacing: 2px; }
.brand-text span { font-size: 11px; color: var(--ink-3); letter-spacing: 1px; }

.capture {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 10px; margin-bottom: 18px; box-shadow: var(--shadow);
}
.capture textarea { border: none; padding: 4px 2px; font-size: 13.5px; box-shadow: none; }
.capture textarea:focus { box-shadow: none; }
.capture-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 6px; }
.capture-foot .hint { flex: 1; }

/* 左侧触发按钮 */
.capture-launcher {
  display: flex; align-items: center; gap: 9px;
  width: 100%; padding: 11px 12px; margin-bottom: 18px;
  background: var(--card); border: 1px dashed var(--line-2); border-radius: var(--radius);
  color: var(--ink-2); font-family: inherit; font-size: 13px; text-align: left;
  cursor: pointer; transition: .18s;
}
.capture-launcher:hover {
  border-style: solid; border-color: var(--green);
  background: var(--green-soft); color: var(--green-deep);
}
.capture-launcher .cl-plus { font-size: 16px; line-height: 1; color: var(--green); }
.capture-launcher .cl-text { flex: 1; }

/* 居中弹出的随手记 */
.cap-modal { z-index: 50; }
.cap-modal .cap-card {
  max-width: 620px; height: auto; max-height: 84vh;
  transform-origin: top left;
  transition: transform .3s cubic-bezier(.22,.72,.26,1), opacity .24s ease;
}
.cap-body { padding: 14px 18px 4px; }
.cap-body textarea {
  width: 100%; min-height: 150px; resize: vertical;
  border: 1px solid var(--line); border-radius: 12px; background: var(--paper);
  padding: 12px 14px; font-family: inherit; font-size: 15px; line-height: 1.75; color: var(--ink);
  box-shadow: none;
}
.cap-body textarea:focus { outline: none; border-color: var(--green); background: #fff; box-shadow: none; }
.cap-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 18px; border-top: 1px solid var(--line);
}
.cap-foot .hint { flex: 1; font-size: 12px; color: var(--ink-3); }
.cap-actions { display: flex; gap: 8px; }
@media (prefers-reduced-motion: reduce) { .cap-card { transition: none; } }

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav-label {
  font-size: 11px; color: var(--ink-3); letter-spacing: 1.4px;
  margin: 16px 0 8px 6px; text-transform: uppercase;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; border: none; background: transparent; cursor: pointer;
  border-radius: 10px; font-family: inherit; font-size: 13.5px; color: var(--ink);
  text-align: left; transition: .16s;
}
.nav-item:hover { background: var(--paper-2); }
.nav-item.active { background: var(--green-soft); color: var(--green-deep); font-weight: 600; }
.nav-item.accent { color: var(--gold); }
.nav-item.accent:hover { background: var(--gold-soft); }
.nav-item .count { margin-left: auto; font-size: 11.5px; color: var(--ink-3); font-weight: 400; }
.nav-item.active .count { color: var(--green); }

.facet { padding-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 4px; }
.chip {
  border: 1px solid var(--line-2); background: #fff; color: var(--ink-2);
  border-radius: 20px; padding: 4px 10px; font-size: 12px; cursor: pointer;
  font-family: inherit; transition: .16s;
}
.chip:hover { border-color: var(--green); color: var(--green); }
.chip.on { background: var(--green); border-color: var(--green); color: #fff; }

.me {
  margin-top: auto; padding: 12px 6px 10px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.me-info { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--ink-2); overflow: hidden; }
.me-info span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 24px 12px;
}
.search { position: relative; flex: 1; max-width: 520px; display: flex; align-items: center; }
.search i { position: absolute; left: 12px; color: var(--ink-3); pointer-events: none; }
.search input { padding-left: 36px; padding-right: 34px; }
.search .clear {
  position: absolute; right: 8px; width: 22px; height: 22px; border: none; border-radius: 50%;
  background: var(--paper-2); color: var(--ink-2); cursor: pointer; line-height: 1; font-size: 15px;
}
.select-model { max-width: 170px; }

.statbar { padding: 0 24px 12px; font-size: 12.5px; color: var(--ink-3); }
.statbar b { color: var(--green); font-weight: 600; }

.grid {
  flex: 1; overflow-y: auto;
  padding: 4px 24px 40px;
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  align-content: start;
}

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 15px 12px; box-shadow: var(--shadow);
  cursor: pointer; transition: .18s ease; position: relative;
  display: flex; flex-direction: column; gap: 8px; min-height: 116px;
}
.card:hover { transform: translateY(-2px); border-color: var(--line-2); box-shadow: 0 4px 8px rgba(42,46,40,.05), 0 14px 32px rgba(42,46,40,.09); }
.card.sel { border-color: var(--green); box-shadow: 0 0 0 3px rgba(74,107,93,.1); }
.card.done { opacity: .55; }
.card-head { display: flex; align-items: flex-start; gap: 8px; }
.card h3 {
  margin: 0; font-size: 14.5px; font-weight: 600; line-height: 1.45; flex: 1;
  font-family: var(--serif); letter-spacing: .3px;
}
.card.done h3 { text-decoration: line-through; }
.card-text {
  margin: 0; font-size: 12.8px; color: var(--ink-2); line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card-sum { font-size: 12.5px; color: var(--green-deep); background: var(--green-soft); border-radius: 8px; padding: 6px 9px; line-height: 1.6; }
.card-foot { margin-top: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.card-meta { margin-left: auto; font-size: 11.5px; color: var(--ink-3); white-space: nowrap; }
.card-actions { display: flex; gap: 2px; opacity: 0; transition: .16s; }
.card:hover .card-actions { opacity: 1; }

.badge { font-size: 11px; padding: 2px 8px; border-radius: 20px; white-space: nowrap; flex: none; }
.badge.idea { background: var(--green-soft); color: var(--green-deep); }
.badge.todo { background: var(--gold-soft); color: #8a6a2c; }
.badge.material { background: #eef1f4; color: #4d5c68; }
.tagline { display: flex; gap: 5px; flex-wrap: wrap; }
.tag {
  font-size: 11px; color: var(--ink-2); background: var(--paper-2);
  border-radius: 6px; padding: 2px 7px;
}
.tag.ai { background: var(--gold-soft); color: #8a6a2c; }
.due { font-size: 11.5px; color: var(--ink-2); }
.due.over { color: var(--danger); font-weight: 600; }
.due.today { color: var(--gold); font-weight: 600; }
.prio { width: 6px; height: 6px; border-radius: 50%; flex: none; }
.prio.high { background: var(--danger); }
.prio.normal { background: var(--gold); }
.prio.low { background: var(--line-2); }

.empty {
  grid-column: 1 / -1; text-align: center; padding: 70px 20px; color: var(--ink-3);
}
.empty .seal { margin: 0 auto 16px; opacity: .35; }
.empty p { font-family: var(--serif); font-size: 15px; letter-spacing: 1px; }

.group-title {
  grid-column: 1 / -1; font-size: 12px; color: var(--ink-3); letter-spacing: 1.2px;
  margin: 10px 0 -2px; padding-bottom: 6px; border-bottom: 1px dashed var(--line-2);
}

/* ---------- 抽屉 ---------- */
.drawer {
  width: 420px; flex: none;
  background: var(--card); border-left: 1px solid var(--line);
  display: flex; flex-direction: column; overflow: hidden;
  margin-right: -420px; transition: margin-right .26s ease;
}
.drawer.open { margin-right: 0; }
.drawer-head {
  display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line);
}
.drawer-body { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.scrim { display: none; }
.field label { margin-bottom: 4px; }
.sec-title { font-size: 11px; letter-spacing: 1.3px; color: var(--ink-3); text-transform: uppercase; margin: 6px 0 -4px; }
.rel-item {
  border: 1px solid var(--line); border-radius: 10px; padding: 9px 11px; cursor: pointer; transition: .16s;
}
.rel-item:hover { border-color: var(--green); background: var(--green-soft); }
.rel-item strong { display: block; font-size: 13px; font-weight: 600; margin-bottom: 3px; }
.rel-item span { font-size: 11.5px; color: var(--ink-2); }
.actions-row { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- 弹窗 ---------- */
.modal {
  position: fixed; inset: 0; background: rgba(42, 46, 40, .28); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center; padding: 24px; z-index: 40;
}
.modal-card {
  width: 100%; max-width: 680px; height: min(78vh, 720px);
  background: var(--card); border-radius: 18px; box-shadow: 0 24px 60px rgba(0,0,0,.18);
  display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--line);
}
.modal-head strong { font-family: var(--serif); font-size: 15px; letter-spacing: 1px; }

.qa-body { flex: 1; overflow-y: auto; padding: 18px; display: flex; flex-direction: column; gap: 14px; }
.msg { max-width: 88%; line-height: 1.75; font-size: 13.5px; }
.msg.q {
  align-self: flex-end; background: var(--green); color: #fff;
  padding: 9px 13px; border-radius: 14px 14px 4px 14px; white-space: pre-wrap;
}
.msg.a { align-self: flex-start; background: var(--paper); border: 1px solid var(--line); padding: 12px 14px; border-radius: 14px 14px 14px 4px; }
.msg.a p { margin: 0 0 8px; }
.msg.a p:last-child { margin-bottom: 0; }
.msg.a ul, .msg.a ol { margin: 6px 0; padding-left: 20px; }
.msg.a code { background: var(--paper-2); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
.cites { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.cite {
  font-size: 11.5px; border: 1px solid var(--line-2); background: #fff; border-radius: 14px;
  padding: 3px 9px; cursor: pointer; color: var(--ink-2); font-family: inherit;
}
.cite:hover { border-color: var(--green); color: var(--green); }
.qa-input { display: flex; gap: 8px; align-items: flex-end; padding: 12px 16px 14px; border-top: 1px solid var(--line); }
.qa-input textarea { flex: 1; }

.review-bar { display: flex; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.review-body { flex: 1; overflow-y: auto; padding: 16px 18px; }
.rep {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 12px;
  background: linear-gradient(180deg, #fff, #fbfaf7);
}
.rep h3 { font-family: var(--serif); font-size: 18px; margin: 4px 0 8px; letter-spacing: 1px; }
.rep .rep-scope { font-size: 11.5px; color: var(--ink-3); letter-spacing: 1px; }
.rep p.sum { font-size: 13.5px; line-height: 1.8; color: var(--ink-2); margin: 0 0 12px; }
.rep h4 { font-size: 12px; letter-spacing: 1.2px; color: var(--ink-3); margin: 14px 0 8px; text-transform: uppercase; }
.rep li { font-size: 13px; line-height: 1.7; margin-bottom: 6px; }
.rep ul { padding-left: 18px; margin: 0; }
.rep .why { color: var(--ink-3); font-size: 12px; }

/* ---------- 反馈 ---------- */
.loading {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%);
  background: rgba(42, 46, 40, .92); color: #fff; border-radius: 24px;
  padding: 10px 18px; display: flex; align-items: center; gap: 10px; font-size: 13px; z-index: 60;
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
}
.spinner {
  width: 15px; height: 15px; border: 2px solid rgba(255,255,255,.3); border-top-color: #fff;
  border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.toast {
  position: fixed; left: 50%; top: 22px; transform: translate(-50%, -18px);
  background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 10px;
  font-size: 13px; opacity: 0; pointer-events: none; transition: .24s ease; z-index: 70;
  box-shadow: 0 8px 24px rgba(0,0,0,.16);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.err { background: var(--danger); }

/* ---------- 移动端 ---------- */
/* 桌面隐藏的移动端专属控件 */
.menu-btn, .nav-close, .fab { display: none; }
* { -webkit-tap-highlight-color: transparent; }

@media (max-width: 900px) {
  /* --- 顶部：汉堡 + 搜索 --- */
  .menu-btn {
    display: inline-flex; flex: none;
    width: 38px; height: 38px; margin-left: -4px;
  }
  .topbar {
    padding: max(12px, env(safe-area-inset-top)) 16px 10px;
    flex-wrap: nowrap; gap: 8px;
  }
  .search { max-width: none; }
  .search input { font-size: 16px; height: 40px; }   /* 防 iOS 聚焦缩放 */
  .select { font-size: 13px; padding: 8px 6px; max-width: 92px; }
  .select-model { display: none; }   /* 模型切换是低频操作，手机上收进桌面端 */

  /* --- 侧栏：抽屉式 --- */
  .sidebar {
    position: fixed; inset: 0 auto 0 0;
    width: 84vw; max-width: 320px; z-index: 46;
    padding: max(18px, env(safe-area-inset-top)) 16px calc(16px + env(safe-area-inset-bottom));
    transform: translateX(-102%);
    transition: transform .26s cubic-bezier(.22,.72,.26,1);
    box-shadow: none;
  }
  .sidebar.open { transform: none; box-shadow: 0 0 46px rgba(0,0,0,.2); }
  .nav-close { display: inline-flex; margin-left: auto; width: 34px; height: 34px; }
  .nav-item { padding: 12px 11px; font-size: 14px; border-radius: 11px; }
  .chip { padding: 7px 12px; font-size: 12.5px; }
  .me { padding-bottom: calc(12px + env(safe-area-inset-bottom)); }

  /* --- 详情：底部 sheet --- */
  .drawer {
    position: fixed; inset: auto 0 0 0;
    width: 100%; max-width: none; height: 88vh;
    border-left: none; border-top: 1px solid var(--line);
    border-radius: 20px 20px 0 0;
    z-index: 45; margin-right: 0;
    transform: translateY(101%);
    transition: transform .28s cubic-bezier(.22,.72,.26,1);
    box-shadow: 0 -12px 40px rgba(0,0,0,.14);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .drawer.open { transform: translateY(0); }
  .drawer-head { padding-top: 20px; position: relative; }
  .drawer-head::before {
    content: ""; position: absolute; top: 9px; left: 50%; transform: translateX(-50%);
    width: 38px; height: 4px; border-radius: 2px; background: var(--line-2);
  }
  .drawer-body { padding: 16px 16px calc(20px + env(safe-area-inset-bottom)); }

  /* --- 遮罩：侧栏与详情共用 --- */
  .scrim {
    display: block; position: fixed; inset: 0;
    background: rgba(42,46,40,.34);
    opacity: 0; pointer-events: none; transition: .22s; z-index: 44;
  }
  .scrim.show { opacity: 1; pointer-events: auto; }

  /* --- 列表：单列 + 给悬浮按钮留白 --- */
  .grid { grid-template-columns: 1fr; padding: 4px 16px 108px; gap: 10px; }
  .card { min-height: 0; padding: 15px 15px 13px; }
  .card h3 { font-size: 15.5px; }
  .card-text { font-size: 13.5px; -webkit-line-clamp: 4; }
  .card-sum { font-size: 13px; }
  .statbar { padding: 0 16px 10px; }

  /* 手机没有 hover，操作按钮常显并放大触摸区 */
  .card-actions { opacity: 1; }
  .card-actions .icon-btn { width: 34px; height: 34px; }

  /* --- 悬浮记录按钮 --- */
  .fab {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    position: fixed; z-index: 38;
    right: 16px; bottom: calc(18px + env(safe-area-inset-bottom));
    height: 50px; padding: 0 20px;
    border: none; border-radius: 25px;
    background: var(--green); color: #fff;
    font-family: inherit; font-size: 15px; font-weight: 600; letter-spacing: .5px;
    box-shadow: 0 6px 18px rgba(74,107,93,.32), 0 2px 6px rgba(0,0,0,.1);
    cursor: pointer; transition: transform .16s ease, box-shadow .16s ease;
  }
  .fab:active { transform: scale(.94); }
  .fab .fab-plus { font-size: 19px; line-height: 1; }
  .fab .fab-text { font-size: 14.5px; }

  /* --- 弹层：贴底升起 --- */
  .modal { align-items: flex-end; padding: 0; }
  .modal-card {
    max-width: none; width: 100%;
    height: 92vh; max-height: 92vh;
    border-radius: 20px 20px 0 0;
    border-bottom: none;
    padding-bottom: env(safe-area-inset-bottom);
  }
  .qa-input { padding: 10px 14px calc(12px + env(safe-area-inset-bottom)); }
  .qa-input textarea { font-size: 16px; }
  .msg { max-width: 94%; }

  /* 随手记：手机上改为从底部升起，不走桌面那套缩放路径 */
  .cap-modal .cap-card {
    max-width: none; width: 100%;
    max-height: 88vh; height: auto;
    border-radius: 20px 20px 0 0;
    transform: translateY(101%);
    transition: transform .28s cubic-bezier(.22,.72,.26,1);
  }
  .cap-modal.cap-show .cap-card { transform: translateY(0); }
  .cap-body textarea { min-height: 30vh; font-size: 16px; }
  .cap-foot { padding: 12px 16px calc(14px + env(safe-area-inset-bottom)); }
  .cap-foot .hint { display: none; }
  .cap-actions { flex: 1; }
  .cap-actions .btn { flex: 1; height: 44px; font-size: 15px; }
}

@media (max-width: 400px) {
  .fab .fab-text { display: none; }
  .fab { width: 54px; padding: 0; }
  .auth-card { padding: 24px 20px 18px; }
}

/* 登录页在手机上的安全区 */
@media (max-width: 900px) {
  .auth { padding: max(20px, env(safe-area-inset-top)) 16px max(20px, env(safe-area-inset-bottom)); }
  .auth-card input, .auth-card select { font-size: 16px; }
  .auth-card .btn.primary { height: 46px; font-size: 15px; }
}