/* TireWay PWA v2 — Framer 黑金工业风 */
:root {
  --ink: #0b0c0e; --dark: #16181c; --dark2: #21242a;
  --paper: #fff; --mut: #8d949d; --line: #e4e7ec;
  --gold: #997315; --gold-lt: #f5edd8;
  --red: #ff3b3d; --red-dk: #d92b2d;
  --ok: #0a7a2f; --err: #b00020;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Blinker", -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; color: var(--ink); background: var(--paper); }
.brand, .hero h1 { font-family: "Teko", "Blinker", sans-serif; }
#app { max-width: 560px; margin: 0 auto; min-height: 100vh; display: flex; flex-direction: column; }
#topbar { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: var(--ink); border-bottom: 3px solid var(--gold); }
.brand { font-weight: 700; font-size: 24px; letter-spacing: 2px; color: #fff; text-transform: uppercase; }
.lang-switch button { border: 1.5px solid #444; background: transparent; color: #ccc; padding: 4px 10px; margin-left: 6px; font-weight: 700; cursor: pointer; border-radius: 6px; font-family: "Blinker", sans-serif; }
.lang-switch button.active { background: var(--gold); border-color: var(--gold); color: #fff; }
#view { flex: 1; }
#foot { text-align: center; font-size: 13px; color: var(--mut); padding: 14px; border-top: 1px solid var(--line); }
/* 通用卡片（浅色区） */
.card { border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin: 14px 16px; background: #fff; }
h2 { margin: 6px 0 12px; font-size: 24px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase; }
.eyebrow { font-size: 13px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; color: var(--gold); margin-bottom: 4px; }
label { font-size: 14px; font-weight: 700; display: block; margin: 10px 0 4px; }
input, select { width: 100%; border: 1.5px solid var(--line); border-radius: 8px; padding: 12px; font-size: 16px; font-family: "Blinker", sans-serif; background: #fafbfc; }
input:focus, select:focus { outline: none; border-color: var(--gold); }
.row { display: flex; gap: 10px; } .row > * { flex: 1; }
/* 按钮：主 CTA 红色 */
.btn { display: block; width: 100%; background: var(--red); color: #fff; border: none; border-radius: 8px; padding: 15px; font-size: 17px; font-weight: 800; cursor: pointer; margin-top: 14px; font-family: "Blinker", sans-serif; letter-spacing: 1px; }
.btn:active { background: var(--red-dk); }
.btn:disabled { opacity: .5; }
.btn-ghost { background: #fff; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-gold { background: var(--gold); }
.msg-ok { color: var(--ok); font-weight: 700; } .msg-err { color: var(--err); font-weight: 700; }
.note { font-size: 14px; color: var(--mut); margin-top: 8px; }
/* 服务卡：编号工业风 */
.svc { border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin: 10px 16px; display: flex; justify-content: space-between; align-items: center; gap: 10px; background: #fff; cursor: pointer; }
.svc:active { border-color: var(--gold); }
.svc-num { font-size: 30px; font-weight: 800; color: var(--gold); line-height: 1; min-width: 44px; }
.svc .t { font-weight: 800; font-size: 17px; text-transform: uppercase; letter-spacing: .5px; }
.svc .d { font-size: 13px; color: var(--mut); margin-top: 2px; }
.svc .go { border: none; background: var(--ink); color: #fff; border-radius: 8px; padding: 10px 18px; font-weight: 800; cursor: pointer; white-space: nowrap; font-family: "Blinker", sans-serif; }
.svc.off { opacity: .55; }
/* 报价档位 */
.tier { border: 1.5px solid var(--line); border-radius: 12px; padding: 16px; margin: 10px 16px; background: #fff; cursor: pointer; }
.tier.sel { border-color: var(--gold); background: var(--gold-lt); }
.tier .nm { font-weight: 800; font-size: 17px; } .tier .pr { font-size: 24px; font-weight: 800; letter-spacing: .5px; }
.tier .dep { font-size: 14px; color: var(--mut); }
.back { background: none; border: none; font-size: 14px; cursor: pointer; padding: 0; margin: 8px 16px; text-decoration: underline; color: var(--ink); }
.veh { border: 1.5px solid var(--line); border-radius: 10px; padding: 12px; margin: 8px 16px; display: flex; justify-content: space-between; align-items: center; background: #fff; cursor: pointer; }
.veh.sel { border-color: var(--gold); background: var(--gold-lt); }
.vdel { background: none; border: none; color: #999; font-size: 22px; cursor: pointer; padding: 4px 8px; line-height: 1; }
.vdel:hover { color: #dc2626; }
.link { color: var(--ink); text-decoration: underline; background: none; border: none; cursor: pointer; font-size: 14px; padding: 0; }
.steps { display: flex; gap: 6px; margin: 12px 16px; }
.steps span { flex: 1; height: 5px; background: var(--line); border-radius: 3px; }
.steps span.on { background: var(--gold); }
.win { display: flex; gap: 10px; } .win label { flex: 1; border: 1.5px solid var(--line); border-radius: 10px; padding: 12px; text-align: center; cursor: pointer; font-size: 15px; margin: 0; }
.win input { display: none; } .win input:checked + span { font-weight: 800; }
.win label:has(input:checked) { background: var(--ink); border-color: var(--ink); color: #fff; }
/* Hero：深黑 */
.hero { background: var(--ink); color: #fff; padding: 40px 20px 32px; margin: 0 0 6px; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--gold); }
.hero-eyebrow { font-size: 13px; letter-spacing: 4px; color: var(--gold); font-weight: 600; margin-bottom: 8px; }
.hero h1 { margin: 0 0 10px; font-size: 36px; line-height: 1.08; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }
.hero p { margin: 0 0 18px; font-size: 14px; color: #c8cdd4; }
.hero .btn { margin-top: 0; }
/* 评价卡 */
.review { border-left: 3px solid var(--gold); padding: 4px 0 4px 14px; margin: 12px 16px; }
.review .q { font-size: 14px; font-style: italic; color: #333; }
.review .w { font-size: 13px; font-weight: 800; letter-spacing: 1px; color: var(--mut); margin-top: 6px; text-transform: uppercase; }
/* 深色区 */
.dark-sec { background: var(--dark); color: #fff; padding: 28px 20px; margin: 18px 0 0; }
.dark-sec h2 { color: #fff; }
.dark-sec .note { color: #aab0b8; }
/* 底部导航 */
#tabbar { position: sticky; bottom: 0; display: flex; background: var(--ink); border-top: 3px solid var(--gold); padding-bottom: env(safe-area-inset-bottom); }
#tabbar button { flex: 1; border: none; background: transparent; padding: 12px 4px; font-size: 13px; font-weight: 700; cursor: pointer; color: #8d949d; font-family: "Blinker", sans-serif; text-transform: uppercase; letter-spacing: 1px; }
#tabbar button.on { color: var(--gold); }
.size-pick{ display:inline-block; margin:2px 4px 2px 0; padding:8px 14px; border:1.5px solid var(--ink); background:#fff; border-radius:8px; font-size:13px; font-weight:700; cursor:pointer; }
.size-pick:active{ background:var(--ink); color:#fff; }
.sec-pad { padding: 0 16px; }
.sec-pad > h2, .sec-pad > .eyebrow { margin-left: 0; margin-right: 0; }

/* ---- 响应式 ---- */
@media (min-width: 768px) {
  #app { max-width: 760px; }
  .hero h1 { font-size: 44px; }
  .svc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
  .svc-grid .svc { margin: 8px; }
}
@media (min-width: 1100px) {
  #app { max-width: 1020px; }
  .tier-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
  .tier-grid .tier { margin: 8px; }
  .biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
  .biz-grid .svc { margin: 8px; flex-direction: column; text-align: center; }
  .biz-grid .svc-num { min-width: 0; }
}

/* 时段可用性 */
.win-full{ opacity:.5; }
.win-full span{ text-decoration:line-through; }
.slot-suggest{ margin-top:10px; padding:10px; background:#f0fdf4; border:1px solid #86efac; border-radius:8px; font-size:14px; }
.btn-sm{ padding:6px 14px; font-size:14px; border-radius:6px; border:1px solid #141414; background:#141414; color:#fff; cursor:pointer; margin-left:8px; }

/* 具体时间点选择 */
.win-block{ margin-bottom:12px; }
.win-title{ font-weight:700; font-size:14px; margin-bottom:8px; }
.win-full-tag{ color:#dc2626; font-weight:400; font-size:14px; }
.time-grid{ display:flex; flex-wrap:wrap; gap:8px; }
.time-slot{ cursor:pointer; display:inline-block; flex:0 0 auto; }
.time-slot input{ display:none; }
.time-slot span{ display:inline-block; min-width:64px; text-align:center; padding:8px 16px; border:1.5px solid #ddd; border-radius:8px; font-size:14px; background:#fff; transition:all .18s ease; }
.time-slot span:active{ transform:scale(.96); }
.time-slot input:checked + span{ background:#141414; color:#fff; border-color:#141414; transform:scale(1.05); box-shadow:0 2px 8px rgba(0,0,0,.25); }

/* Taylor Tire 风格产品卡片 */
.prod-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:12px; padding:0 16px 16px; }
@media(min-width:700px){ .prod-grid{ grid-template-columns:repeat(3,1fr); } }
.pcard{ background:#fff; border:1px solid #e5e5e5; border-radius:12px; padding:12px; cursor:pointer; display:flex; flex-direction:column; }
.pcard:active{ transform:scale(.98); }
.pimg{ width:100%; height:110px; object-fit:contain; background:#f8f8f8; border-radius:8px; }
.pimg-empty{ display:flex; align-items:center; justify-content:center; font-size:36px; }
.pbrand{ font-size:13px; color:#888; text-transform:uppercase; letter-spacing:.5px; margin-top:8px; }
.pmodel{ font-weight:700; font-size:14px; margin:2px 0 6px; }
.pbadges{ display:flex; flex-wrap:wrap; gap:4px; margin-bottom:6px; }
.pbadge{ font-size:13px; background:#f0f0f0; border-radius:4px; padding:2px 6px; }
.pbadge-xl{ background:#fef3c7; }
.pbadge-season{ background:#e0f2fe; }
.pstock{ font-size:14px; margin-bottom:4px; }
.pstock.ok{ color:#059669; }
.pstock.no{ color:#999; }
.pprice{ font-size:18px; font-weight:800; margin:4px 0 8px; }
.pbtn{ margin-top:auto; padding:8px; border:1.5px solid #141414; background:#fff; border-radius:8px; font-weight:600; cursor:pointer; }
.pbtn:active{ background:#141414; color:#fff; }
/* 详情弹窗 */
.modal-bg{ position:fixed; inset:0; background:rgba(0,0,0,.5); z-index:999; display:flex; align-items:flex-end; justify-content:center; }
@media(min-width:700px){ .modal-bg{ align-items:center; } }
.modal{ background:#fff; border-radius:16px 16px 0 0; padding:20px; width:100%; max-width:480px; max-height:88vh; overflow-y:auto; position:relative; }
@media(min-width:700px){ .modal{ border-radius:16px; } }
.mx{ position:absolute; top:12px; right:12px; border:none; background:#f0f0f0; width:32px; height:32px; border-radius:50%; font-size:16px; cursor:pointer; }
.dimg{ width:100%; height:180px; object-fit:contain; background:#f8f8f8; border-radius:12px; margin-bottom:12px; }
.dspecs{ margin:12px 0; border-top:1px solid #eee; }
.drow{ display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px solid #f5f5f5; font-size:14px; }
.drow span{ color:#888; }

.tier .orig{ font-size:15px; color:#9aa0a6; font-weight:400; margin-right:8px; }
.tier .orig s{ text-decoration-thickness:1.5px; }
.tier .deal{ color:var(--red); }
.pr .orig{ font-size:15px; color:#9aa0a6; font-weight:400; margin-right:8px; }
.pr .deal{ color:var(--red); }

.brand-logo{ height:42px; width:auto; display:block; }