/* ============================================================
   上汽奥迪南区盘客系统 · 网关样式（Token 来自 spec-v1.md §8 / phase2-page-design.md §0）
   唯一 token 来源，禁止裸 hex（唯一例外 #fff / #000）。
   ============================================================ */
:root {
  --bg-deep: #1a0f3d;
  --surface-glass: rgba(255,255,255,.88);
  --border-glass: rgba(255,255,255,.55);
  --fg-on-dark: #fff;
  --muted-on-dark: rgba(255,255,255,.78);
  --accent: #C9A24B;
  --accent-strong: #A8852F;
  --accent-on: #1a0f3d;
  --fg-card: #1f2733;
  --muted-card: #6b7280;
  --danger: #dc2626;
  --danger-bg: rgba(220,38,38,.08);
  --font-body: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --radius-sm: 10px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 20px;
  --space-6: 24px; --space-8: 32px;
  --gap-card: 36px;
  --motion-fast: 150ms;
  --motion-base: 200ms;
  --ease: cubic-bezier(.2,0,0,1);
  --focus-ring: 0 0 0 3px rgba(201,162,75,.4);
  --card-shadow: 0 8px 24px rgba(20,12,40,.35);
  --card-shadow-hover: 0 16px 36px rgba(20,12,40,.55);
  --gold-tint: rgba(201,162,75,.12);
  --field-bg: #fff;
  --field-border: #e0e4ec;
  --track: rgba(31,39,51,.06);
}

/* ===== 全局 ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg-deep) url("landing-bg.png") center/cover no-repeat fixed;
  color: var(--fg-on-dark);
  min-height: 100vh;
  padding: 48px 24px;
  position: relative;
}
.page-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(20,12,40,.12) 0%, rgba(20,12,40,.30) 100%);
}
.container { max-width: 960px; margin: 0 auto; }

/* ===== 图标基类 ===== */
.icon { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.icon-16 { width: 16px; height: 16px; }
.icon-20 { width: 20px; height: 20px; }
.icon-24 { width: 24px; height: 24px; }

/* ===== 无障碍 ===== */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
:focus-visible { outline: none; box-shadow: var(--focus-ring); border-radius: var(--radius-sm); }

/* ===== 登录卡片 ===== */
.login-view {
  display: flex; justify-content: center; align-items: center;
  min-height: calc(100vh - 96px);
}
.glass-card {
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  color: var(--fg-card);
}
.login-card {
  width: 420px; max-width: 92vw;
  padding: 40px 40px 32px;
  display: flex; flex-direction: column; gap: var(--space-5);
}
.brand-badge {
  width: 48px; height: 48px; margin: 0 auto 4px;
  border-radius: 50%;
  background: var(--gold-tint);
  border: 1px solid var(--accent);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  line-height: 0;
}
.brand-badge svg { display: block; }
.login-title {
  text-align: center;
  font-size: 1.5rem; font-weight: 700; letter-spacing: 2px;
  color: var(--fg-card);
}
.login-title::after {
  content: ""; display: block;
  width: 32px; height: 3px; margin: 10px auto 0;
  background: var(--accent); border-radius: var(--radius-pill);
}
.login-sub {
  text-align: center; font-size: .875rem; line-height: 1.5;
  color: var(--muted-card);
}

/* ===== 分段切换（门店/大区） ===== */
.seg {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  padding: 4px; border: none;
  background: var(--track); border-radius: var(--radius-md);
}
.seg-opt { position: relative; }
.seg-opt input {
  position: absolute; inset: 0; opacity: 0; cursor: pointer;
}
.seg-label {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 12px;
  font-size: .875rem; font-weight: 600; color: var(--muted-card);
  border-radius: calc(var(--radius-md) - 2px);
  transition: background var(--motion-fast) var(--ease), color var(--motion-fast) var(--ease);
  pointer-events: none;
}
.seg-opt input:checked + .seg-label {
  background: var(--surface-glass);
  color: var(--accent-strong);
  box-shadow: 0 0 0 1px var(--accent);
}
.seg-opt input:focus-visible + .seg-label { box-shadow: var(--focus-ring); }

/* ===== 表单字段 ===== */
.field { display: flex; flex-direction: column; gap: 6px; }
.field[hidden] { display: none; }
.field-label { font-size: .8125rem; font-weight: 600; color: var(--fg-card); }
.input {
  width: 100%;
  border: 1px solid var(--field-border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: .9375rem; font-family: var(--font-body); color: var(--fg-card);
  background: var(--field-bg);
  transition: border-color var(--motion-fast) var(--ease), box-shadow var(--motion-fast) var(--ease);
}
.input:focus-visible { border-color: var(--accent); box-shadow: var(--focus-ring); }
.input::placeholder { color: var(--muted-card); opacity: .7; }
.input-with-icon { padding-left: 38px; }
.input-wrap { position: relative; }
.input-wrap .field-icon {
  position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
  color: var(--muted-card); pointer-events: none;
}
.input-readonly {
  display: flex; align-items: center; gap: 8px;
  background: var(--track); color: var(--muted-card); cursor: default;
}

/* ===== 登录按钮 ===== */
.btn-login {
  margin-top: var(--space-2);
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 16px;
  border: none; border-radius: var(--radius-sm);
  background: var(--accent); color: var(--accent-on);
  font-size: .9375rem; font-weight: 700; letter-spacing: 2px;
  cursor: pointer;
  transition: background var(--motion-fast) var(--ease), transform var(--motion-fast) var(--ease);
}
.btn-login:hover:not(:disabled) { background: var(--accent-strong); }
.btn-login:active:not(:disabled) { transform: scale(.985); }
.btn-login:disabled { opacity: .6; cursor: not-allowed; }
.btn-login .btn-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(26,15,61,.25); border-top-color: var(--accent-on);
  border-radius: 50%; animation: spin .7s linear infinite;
}
.btn-spinner[hidden] { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== 错误行 ===== */
.login-error {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 36px; padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--danger-bg); color: var(--danger);
  font-size: .8125rem;
}
.login-error[hidden] { display: none; }

/* ===== 导航页 ===== */
.nav-view { display: flex; flex-direction: column; gap: var(--space-8); }
.nav-header { text-align: center; }
.nav-title {
  font-size: 2rem; font-weight: 700; letter-spacing: 2px;
  color: var(--fg-on-dark); text-shadow: 0 2px 12px rgba(0,0,0,.45);
}
.role-chip {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 10px; padding: 4px 14px;
  border: 1px solid var(--accent); border-radius: var(--radius-pill);
  background: var(--gold-tint); color: #fff;
  font-size: .8125rem; letter-spacing: 1px;
}
.logout-form { margin-top: 14px; }
.logout-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.35); border-radius: var(--radius-pill);
  color: var(--fg-on-dark); font-size: .8125rem; cursor: pointer;
  backdrop-filter: blur(4px);
  transition: background var(--motion-fast) var(--ease);
}
.logout-btn:hover { background: rgba(255,255,255,.26); }
.nav-empty { text-align: center; color: var(--muted-on-dark); }

/* ===== 导航卡片 ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gap-card);
  justify-content: center; max-width: 760px; margin: 0 auto;
}
.card {
  display: flex; flex-direction: column; gap: var(--space-3);
  background: var(--surface-glass);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-decoration: none; color: var(--fg-card);
  box-shadow: var(--card-shadow);
  transition: transform var(--motion-base) var(--ease), box-shadow var(--motion-base) var(--ease), border-color var(--motion-base) var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--card-shadow-hover); border-color: var(--accent); }
.card-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gold-tint); border: 1px solid var(--accent);
  color: var(--accent-strong);
  display: flex; align-items: center; justify-content: center;
}
.card h3 { font-size: 1.125rem; color: var(--fg-card); }
.card p { font-size: .875rem; line-height: 1.5; color: var(--muted-card); }
.card-footer {
  margin-top: auto; padding-top: var(--space-3);
  display: flex; align-items: center; gap: 6px;
  color: var(--accent-strong); font-size: .8125rem; font-weight: 600;
}

/* ===== Footer ===== */
footer { text-align: center; margin-top: 8px; color: var(--fg-on-dark); font-size: .85rem; text-shadow: 0 1px 6px rgba(0,0,0,.4); }
footer .beian {
  display: inline-block; margin-left: 8px; padding: 3px 10px;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35);
  border-radius: 6px; color: var(--fg-on-dark); text-decoration: none;
  backdrop-filter: blur(4px);
}
footer .beian:hover { background: rgba(255,255,255,.28); }
footer .beian-icon { width: 16px; height: 16px; vertical-align: -3px; margin-right: 4px; }

/* ===== 响应式 ===== */
@media (max-width: 640px) {
  body { padding: 32px 16px; }
  .login-card { padding: 32px 24px 28px; }
  .grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ===== 记住我 + 修改密码弹窗 ===== */
.remember-row {
  display: flex; align-items: center; gap: 8px;
  margin: 12px 0 4px; font-size: 13px; color: var(--muted-on-dark);
  cursor: pointer; user-select: none;
}
.remember-row input[type="checkbox"] {
  width: 15px; height: 15px; accent-color: var(--accent); cursor: pointer;
}
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(10, 6, 30, 0.66);
  backdrop-filter: blur(6px);
}
.change-pwd-card {
  width: min(420px, 92vw); padding: 32px 28px;
  background: var(--surface-glass); color: var(--fg-card);
}
.change-pwd-card .field-label { color: var(--fg-card); }
.change-pwd-card .input { color: var(--fg-card); background: #fff; border-color: rgba(31,39,51,.18); }
.change-pwd-card .input-with-icon { padding-left: 40px; }
.change-pwd-card .login-sub { color: var(--muted-card); }
.change-pwd-card .btn-login { flex: 1; justify-content: center; }
.modal-overlay[hidden] { display: none !important; }