/* ══════════════════════════════════════════════════════════════════════
   TR WheelChair 用户门户样式（home.tr-whc.com）· v1.0

   与 admin 后台 styles.css 的关系：
     · 设计令牌（--bg / --accent / --radius 等）**不在此重复定义** ——
       本文件在 styles.css 之后加载，直接复用其 §1 令牌块，
       令牌若有调整两侧同步生效，避免双份色板漂移。
     · 仅定义门户独有的组件：轻量顶栏、认证页、账户页、下载页。
     · 类名一律 pt- / auth- / acct- / dl- 前缀，与 admin 侧零冲突。

   来源：docs/design/homepage_preview_20260811.html（2026-08-11 拍板样式）
   ══════════════════════════════════════════════════════════════════════ */

/* ── 门户补充令牌（admin 侧无此需求，故在此定义） ── */
:root,
[data-theme="dark"] {
  --ring:        rgba(0, 120, 212, .18);
  --card-shadow: 0 4px 20px rgba(0, 0, 0, .35);
}
[data-theme="light"] {
  --ring:        rgba(0, 120, 212, .12);
  --card-shadow: 0 4px 20px rgba(0, 0, 0, .08);
}

/* ══════════════════════════════════════════════════════════════════════
   1. 门户顶栏 —— 比 admin 后台更轻：只有品牌 + 主题 + 语言 + 用户
   ══════════════════════════════════════════════════════════════════════ */
.pt-topbar {
  display: flex; align-items: center; justify-content: space-between;
  height: 56px; padding: 0 var(--space-6);
  background: var(--surface); border-bottom: 1px solid var(--border);
  gap: var(--space-3); flex-wrap: wrap;
}
.pt-brand {
  display: flex; align-items: center; gap: var(--space-2);
  font-weight: 600; color: var(--text-em);
}
.pt-brand:hover { text-decoration: none; }
.pt-topbar-right {
  display: flex; align-items: center; gap: var(--space-3);
  font-size: var(--fs-sm); color: var(--text-mute);
}
.pt-user-name { color: var(--text); }

/* ── 品牌底板 ──
   品牌图为黑色描边 + 透明底，暗色主题下直接放会整个隐入背景，
   故垫固定白底板（不随主题翻转），两个主题下都清晰。 */
.logo-plate {
  background: #ffffff;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  flex: none; box-sizing: border-box;
}
[data-theme="dark"] .logo-plate { border-color: rgba(255, 255, 255, .14); }
.logo-plate img { display: block; width: 100%; height: 100%; object-fit: contain; }
.pt-brand .logo-plate { width: 28px; height: 28px; border-radius: 7px; padding: 3px; }

.pt-icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 6px;
  border: 1px solid var(--border); background: transparent;
  color: var(--text-mute); cursor: pointer;
  transition: background .15s, color .15s;
}
.pt-icon-btn:hover { background: var(--surface-2); color: var(--text); }
.pt-icon-btn.is-active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ── 门户语言切换（复用 admin lang-picker 的 hover 唤出范式） ── */
.pt-lang { position: relative; display: inline-flex; align-items: center; gap: 5px; cursor: default; }
.pt-lang-menu {
  display: none; position: absolute; right: 0; top: 100%;
  min-width: 120px; padding: 4px; z-index: 40;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-pop);
}
.pt-lang:hover .pt-lang-menu { display: block; }
.pt-lang-menu form { margin: 0; }
.pt-lang-item {
  display: block; width: 100%; text-align: left;
  padding: 6px 10px; border: 0; border-radius: 5px;
  background: transparent; color: var(--text);
  font: inherit; font-size: var(--fs-sm); cursor: pointer;
}
.pt-lang-item:hover { background: var(--surface-2); }
.pt-lang-item.is-active { color: var(--accent); font-weight: 600; }

/* ══════════════════════════════════════════════════════════════════════
   2. 认证页 —— 居中窄栏 · Logo 顶置 · 大标题 · 副标题
   ══════════════════════════════════════════════════════════════════════ */
.auth-screen {
  min-height: calc(100vh - 56px);
  display: flex; align-items: center; justify-content: center;
  padding: 48px var(--space-5);
}
.auth-col { width: 100%; max-width: 340px; }
.auth-col-wide { max-width: 460px; }

.auth-head { text-align: center; margin-bottom: 28px; }
.auth-logo-plate {
  width: 68px; height: 68px; border-radius: 16px; padding: 9px;
  margin: 0 auto var(--space-4);
  box-shadow: 0 2px 10px rgba(0, 0, 0, .18);
}
.auth-title {
  margin: 0; font-size: 27px; line-height: 1.25; font-weight: 600;
  color: var(--text-em); letter-spacing: -.01em;
}
.auth-sub { margin: var(--space-2) 0 0; font-size: 13.5px; color: var(--text-mute); }

/* 卡片形态（注册页等字段较多的表单） */
.auth-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; box-shadow: var(--card-shadow); overflow: hidden;
}
.auth-card-body { padding: 28px 30px; }
.auth-card-foot {
  padding: 14px var(--space-5); text-align: center;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-2) 55%, transparent);
  font-size: 13px; color: var(--text-mute);
}
.auth-card .auth-head { margin-bottom: var(--space-6); }

/* ══════════════════════════════════════════════════════════════════════
   3. 表单
   ══════════════════════════════════════════════════════════════════════ */
.stack { display: flex; flex-direction: column; gap: var(--space-5); }
.stack-sm { display: flex; flex-direction: column; gap: var(--space-4); }
.field { display: block; }
.field-label-row {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-2);
}
/* 门户表单标签比 admin 侧更醒目（--text 而非 --text-mute） */
.auth-screen label,
.acct-wrap .field label,
.field-label-row label {
  display: block; font-size: 13px; font-weight: 500; color: var(--text); margin: 0;
}
.field-hint { margin: 6px 0 0; font-size: var(--fs-xs); color: var(--text-dim); line-height: 1.5; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }

.input-wrap { position: relative; margin-top: 9px; }
/* 门户输入框独立于 admin 侧全局 input 规则（后者 padding/圆角不同），
   故显式写 .pt-input 类，不劫持裸 input 选择器。 */
.pt-input {
  width: 100%; height: 38px;
  padding: 8px 12px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
  font: inherit; font-size: var(--fs-base);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .06);
  transition: border-color .15s, box-shadow .15s;
}
.pt-input::placeholder { color: var(--text-dim); }
.pt-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--ring); }
.pt-input.has-lead { padding-left: 36px; }
.pt-input.has-trail { padding-right: 38px; }
select.pt-input { cursor: pointer; }

.input-lead {
  position: absolute; inset-block: 0; left: 0; width: 36px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim); pointer-events: none;
}
.input-trail {
  position: absolute; inset-block: 0; right: 0; width: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 0; background: transparent; color: var(--text-dim);
  cursor: pointer; border-radius: 0 var(--radius) var(--radius) 0;
  transition: color .15s;
}
.input-trail:hover { color: var(--text); }
.input-trail:focus-visible { outline: none; color: var(--text); box-shadow: 0 0 0 3px var(--ring); }

/* ── PIN 4 格 / 验证码 6 格 ── */
.pin-row { display: flex; gap: 10px; margin-top: 9px; }
.pin-box {
  width: 46px; height: 48px; text-align: center;
  font-size: 19px; font-weight: 600; letter-spacing: .04em;
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg); color: var(--text-em); font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
}
.pin-box:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--ring); }

.code-row { display: flex; gap: 9px; justify-content: center; margin: var(--space-5) 0 var(--space-3); }
.code-box {
  width: 44px; height: 52px; text-align: center;
  font-size: 21px; font-weight: 600;
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg); color: var(--text-em); font-family: inherit;
}
.code-box:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--ring); }
.code-box.is-filled { border-color: var(--border-2); }

/* ── 门户按钮（admin 侧 .btn 高度/圆角不同，故用 pt-btn 独立） ── */
.pt-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  height: 38px; padding: 0 var(--space-4);
  border-radius: 6px; border: 1px solid var(--border-2);
  background: var(--surface-2); color: var(--text-em);
  font: inherit; font-size: var(--fs-base); font-weight: 500;
  cursor: pointer; transition: background .15s, border-color .15s, filter .15s;
}
.pt-btn:hover { background: var(--border); text-decoration: none; }
.pt-btn:disabled { opacity: .45; cursor: not-allowed; }
.pt-btn-block { width: 100%; }
.pt-btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.pt-btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.pt-btn-outline { background: transparent; border-color: var(--border); color: var(--text); }
.pt-btn-outline:hover { background: var(--surface-2); }
.pt-btn-ghost { background: transparent; border-color: transparent; color: var(--text-mute); }
.pt-btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.pt-btn-danger-outline {
  background: transparent; color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 45%, transparent);
}
.pt-btn-danger-outline:hover { background: color-mix(in srgb, var(--danger) 10%, transparent); }
.pt-btn-sm { height: 30px; padding: 0 10px; font-size: var(--fs-sm); }

/* ── 分隔线 / 勾选 / 提示条 ── */
.sep-row { display: flex; align-items: center; gap: var(--space-3); }
.sep-line { flex: 1; height: 1px; background: var(--border); }
.sep-text { font-size: var(--fs-sm); color: var(--text-mute); white-space: nowrap; }

.check-row { display: flex; align-items: flex-start; gap: 9px; }
.check-row input[type=checkbox] {
  appearance: none; width: 16px; height: 16px; flex: none; margin: 2px 0 0;
  border: 1px solid var(--border-2); border-radius: 4px; background: var(--bg);
  cursor: pointer; position: relative; transition: background .15s, border-color .15s;
}
.check-row input[type=checkbox]:checked { background: var(--accent); border-color: var(--accent); }
.check-row input[type=checkbox]:checked::after {
  content: ""; position: absolute; left: 5px; top: 1.5px;
  width: 4px; height: 8px; border: solid #fff; border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.check-row input[type=checkbox]:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--ring); }
.check-row label { font-size: 13px; color: var(--text-mute); cursor: pointer; line-height: 1.55; }

.notice {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 10px 12px; border-radius: var(--radius);
  font-size: var(--fs-sm); line-height: 1.6; border: 1px solid;
}
.notice svg { flex: none; margin-top: 2px; }
.notice-info {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-color: color-mix(in srgb, var(--accent) 32%, transparent); color: var(--text);
}
.notice-warn {
  background: color-mix(in srgb, var(--warn) 12%, transparent);
  border-color: color-mix(in srgb, var(--warn) 32%, transparent); color: var(--text);
}
.notice-danger {
  background: color-mix(in srgb, var(--danger) 11%, transparent);
  border-color: color-mix(in srgb, var(--danger) 34%, transparent); color: var(--text);
}

.foot-line { text-align: center; font-size: 13px; color: var(--text-mute); }
.foot-line a { font-weight: 500; }
.legal-line {
  margin: 26px auto 0; max-width: 340px; text-align: center;
  font-size: var(--fs-xs); color: var(--text-dim); line-height: 1.6;
}

/* ══════════════════════════════════════════════════════════════════════
   4. 账户管理页
   ══════════════════════════════════════════════════════════════════════ */
.acct-wrap { max-width: 880px; margin: 0 auto; padding: 36px var(--space-5) 64px; }
.acct-head { display: flex; align-items: center; gap: var(--space-4); margin-bottom: 28px; }
.acct-avatar {
  width: 52px; height: 52px; flex: none; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 600;
}
.acct-head h1 { margin: 0; font-size: var(--fs-lg); font-weight: 600; color: var(--text-em); }
.acct-head p { margin: 3px 0 0; font-size: 13px; color: var(--text-mute); }

.acct-tabs {
  display: flex; gap: 2px; flex-wrap: wrap;
  border-bottom: 1px solid var(--border); margin-bottom: var(--space-6);
}
.acct-tab {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 14px; margin-bottom: -1px;
  border: 0; border-bottom: 2px solid transparent; background: transparent;
  font: inherit; font-size: 13.5px; color: var(--text-mute); cursor: pointer;
  transition: color .15s, border-color .15s;
}
.acct-tab:hover { color: var(--text); text-decoration: none; }
.acct-tab.is-active { color: var(--text-em); border-bottom-color: var(--accent); font-weight: 500; }

/* 门户卡片（admin .card padding 一体，门户需 head/body 分区） */
.pt-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: var(--space-4);
}
.pt-card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3); flex-wrap: wrap;
  padding: 14px var(--space-5); border-bottom: 1px solid var(--border);
}
.pt-card-head h2 {
  margin: 0; font-size: var(--fs-md); font-weight: 600; color: var(--text-em);
  display: flex; align-items: center; gap: 8px;
}
.pt-card-head p { margin: 3px 0 0; font-size: var(--fs-sm); color: var(--text-mute); }
.pt-card-body { padding: var(--space-5); }
.pt-card-body > .stack-sm { max-width: 420px; }

.kv { display: grid; grid-template-columns: 132px 1fr; gap: 12px var(--space-4); align-items: center; }
.kv dt { font-size: 13px; color: var(--text-mute); }
.kv dd {
  margin: 0; font-size: 13.5px; color: var(--text);
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.mono { font-family: ui-monospace, Consolas, "Cascadia Mono", monospace; font-size: 12.5px; }

/* 门户徽标（admin .badge-* 是状态枚举专用，门户语义不同故独立） */
.pt-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 9px; border-radius: 999px;
  font-size: var(--fs-xs); font-weight: 500; line-height: 18px;
}
.pt-badge-ok     { background: color-mix(in srgb, var(--ok) 16%, transparent);     color: var(--ok); }
.pt-badge-warn   { background: color-mix(in srgb, var(--warn) 18%, transparent);   color: var(--warn); }
.pt-badge-danger { background: color-mix(in srgb, var(--danger) 16%, transparent); color: var(--danger); }
.pt-badge-info   { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }
.pt-badge-mute   { background: var(--surface-2); color: var(--text-mute); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ── 设备 / 会话行 ── */
.row-item {
  display: flex; align-items: center; gap: var(--space-4);
  padding: 14px var(--space-5); border-bottom: 1px solid var(--border);
}
.row-item:last-child { border-bottom: 0; }
.row-item:hover { background: color-mix(in srgb, var(--surface-2) 55%, transparent); }
.row-icon {
  width: 36px; height: 36px; flex: none; border-radius: var(--radius);
  background: var(--surface-2); color: var(--text-mute);
  display: flex; align-items: center; justify-content: center;
}
.row-icon-ok     { color: var(--ok);     background: color-mix(in srgb, var(--ok) 14%, transparent); }
.row-icon-warn   { color: var(--warn);   background: color-mix(in srgb, var(--warn) 14%, transparent); }
.row-icon-danger { color: var(--danger); background: color-mix(in srgb, var(--danger) 13%, transparent); }
.row-main { flex: 1; min-width: 0; }
.row-title {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: 13.5px; color: var(--text-em); font-weight: 500;
}
.row-meta {
  margin-top: 3px; font-size: var(--fs-sm); color: var(--text-mute);
  line-height: 1.6; word-break: break-word;
}
.row-act { flex: none; }
.row-empty { padding: 28px var(--space-5); text-align: center; color: var(--text-dim); font-size: 13px; }

.danger-zone {
  border-color: color-mix(in srgb, var(--danger) 34%, transparent);
  background: color-mix(in srgb, var(--danger) 6%, transparent);
}
.danger-zone .pt-card-head { border-bottom-color: color-mix(in srgb, var(--danger) 26%, transparent); }
.danger-zone .pt-card-head h2 { color: var(--danger); }

/* ══════════════════════════════════════════════════════════════════════
   5. 下载页（P2 · B-1 SmartScreen 补偿区）
   ══════════════════════════════════════════════════════════════════════ */
.dl-hero { text-align: center; padding: var(--space-6) 0 var(--space-5); }
.dl-hero h1 { margin: 0 0 8px; font-size: 26px; font-weight: 600; color: var(--text-em); }
.dl-hero p { margin: 0; color: var(--text-mute); font-size: 13.5px; }
.dl-btn-row {
  display: flex; justify-content: center; gap: var(--space-3);
  margin: var(--space-5) 0 var(--space-4); flex-wrap: wrap;
}
.dl-btn { height: 44px; padding: 0 22px; font-size: 15px; }
.hash-box {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px; margin-top: 10px;
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg);
}
.hash-box code {
  font-family: ui-monospace, Consolas, monospace; font-size: 11.5px;
  color: var(--text); word-break: break-all;
}
.steps { margin: 0; padding-left: 20px; font-size: 13px; color: var(--text); line-height: 1.85; }
.steps b { color: var(--text-em); }

/* ══════════════════════════════════════════════════════════════════════
   6. 响应式
   ══════════════════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .pt-topbar { height: auto; padding: 10px var(--space-4); }
  .grid-2 { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; gap: 4px var(--space-3); }
  .kv dt { font-size: var(--fs-sm); }
  .row-item { flex-wrap: wrap; }
  .acct-wrap { padding: 24px var(--space-4) 48px; }
  .auth-card-body { padding: 24px 20px; }
  .pin-box { width: 42px; height: 46px; }
  .code-box { width: 40px; height: 48px; font-size: 19px; }
}