/* ===== 齐夏家装网 全站共享样式 ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --brand: #c8873a;
  --brand-dark: #a96e28;
  --brand-deep: #8f5a20;
  --amber: #fbbf24;
  --gold-grad: linear-gradient(135deg, #e0b076 0%, #c8873a 55%, #a96e28 100%);
  --dark: #111827;
  --text: #111827;
  --gray: #6b7280;
  --gray-light: #9ca3af;
  --line: #e5e7eb;
  --cream: #faf9f7;
}
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { font-family: ui-sans-serif, system-ui, "Microsoft YaHei", "PingFang SC", sans-serif; color: var(--text); background: var(--cream); -webkit-font-smoothing: antialiased; font-size: 15px; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; }
.container { width: 1200px; max-width: 92%; margin: 0 auto; }
.ic { display: inline-flex; width: 1em; height: 1em; vertical-align: -0.12em; flex-shrink: 0; }
.ic svg { width: 100%; height: 100%; }
.clamp2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===== 按钮 ===== */
.btn-brand { position: relative; overflow: hidden; background: var(--gold-grad); color: #fff; border: 0; border-radius: 10px; cursor: pointer; transition: transform .25s, box-shadow .25s, filter .25s; box-shadow: 0 6px 18px rgba(169,110,40,.28); font-family: inherit; }
.btn-brand::after { content: ""; position: absolute; top: 0; left: -80%; width: 50%; height: 100%; background: linear-gradient(105deg, transparent, rgba(255,255,255,.45), transparent); transform: skewX(-20deg); transition: left .6s ease; }
.btn-brand:hover { filter: brightness(1.06); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(169,110,40,.4); }
.btn-brand:hover::after { left: 130%; }

/* ===== 滚动渐入 ===== */
.rv { opacity: 0; transform: translateY(30px); transition: opacity .9s cubic-bezier(.2,.65,.25,1), transform .9s cubic-bezier(.2,.65,.25,1); }
.rv.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rv { opacity: 1; transform: none; transition: none; } }

/* ================= 头部 ================= */
.header { position: sticky; top: 0; z-index: 100; background: rgba(250, 249, 247, .92); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(200,135,58,.12); }
.header .container { display: flex; align-items: center; height: 66px; gap: 40px; position: relative; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 800; letter-spacing: .5px; }
.logo-mark { width: 37px; height: 37px; border-radius: 10px; background: var(--gold-grad); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; box-shadow: 0 4px 12px rgba(200,135,58,.4); }
.nav { display: flex; gap: 30px; flex: 1; justify-content: center; }
.nav a { font-size: 14px; color: #374151; padding: 6px 0; position: relative; transition: color .2s; white-space: nowrap; }
.nav a:hover { color: var(--brand); }
.nav a.active { color: var(--brand); font-weight: 600; }
.nav a.active::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: -9px; width: 20px; height: 3px; border-radius: 2px; background: var(--gold-grad); }
.header .btn-consult { padding: 9px 22px; border-radius: 10px; font-size: 14px; }
.menu-btn { display: none; width: 40px; height: 40px; border: 1px solid var(--line); background: #fff; border-radius: 10px; cursor: pointer; align-items: center; justify-content: center; color: #374151; }
.mobile-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; z-index: 30; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 18px 30px rgba(0,0,0,.08); padding: 8px 0; }
.mobile-nav.open { display: block; }
.mobile-nav a { display: block; padding: 13px 24px; font-size: 15px; color: #374151; border-bottom: 1px solid #f5f2ec; }
.mobile-nav a:last-child { border-bottom: 0; }
.mobile-nav a.active { color: var(--brand); font-weight: 600; }

/* ================= 区块头 ================= */
.section { padding: 96px 0; }
.sec-head { margin-bottom: 48px; }
.sec-pill { display: inline-flex; align-items: center; gap: 8px; background: rgba(200,135,58,.1); color: var(--brand); font-size: 12.5px; letter-spacing: 2px; padding: 7px 16px; border-radius: 999px; margin-bottom: 18px; border: 1px solid rgba(200,135,58,.18); }
.sec-head h2 { font-size: 36px; font-weight: 800; letter-spacing: 2px; line-height: 1.3; }
.sec-head h2::after { content: ""; display: block; width: 54px; height: 4px; border-radius: 2px; background: var(--gold-grad); margin-top: 16px; }
.sec-head.center { text-align: center; }
.sec-head.center h2::after { margin-left: auto; margin-right: auto; }
.sec-head .sub { color: #8a8171; font-size: 15px; margin-top: 14px; letter-spacing: 1px; line-height: 1.8; }
.sec-head.row { display: flex; align-items: flex-end; justify-content: space-between; }
.more-link { color: var(--brand); font-size: 14px; display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; transition: gap .25s; }
.more-link:hover { gap: 12px; }

/* ================= 卡片 ================= */
.w-grid, .m-grid, .d-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.c-grid, .a-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.w-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: 0 3px 14px rgba(60,40,15,.07); transition: transform .35s cubic-bezier(.2,.65,.25,1), box-shadow .35s; }
.w-card:hover { transform: translateY(-7px); box-shadow: 0 20px 40px rgba(60,40,15,.16); }
.w-cover { position: relative; overflow: hidden; }
.w-cover img { width: 100%; height: 190px; object-fit: cover; transition: transform .7s ease; }
.w-card:hover .w-cover img { transform: scale(1.07); }
.w-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,.14)); opacity: 0; transition: opacity .35s; }
.w-card:hover .w-cover::after { opacity: 1; }
.w-emoji { position: absolute; top: 12px; left: 12px; width: 44px; height: 44px; background: rgba(255,255,255,.96); border-radius: 13px; display: flex; align-items: center; justify-content: center; color: var(--brand); box-shadow: 0 6px 16px rgba(0,0,0,.18); transition: transform .35s; }
.w-card:hover .w-emoji { transform: rotate(-6deg) scale(1.06); }
.w-emoji .ic { font-size: 22px; }
.w-body { padding: 19px 19px 21px; }
.w-body h4 { font-size: 16px; font-weight: 700; letter-spacing: .3px; }
.w-body .brief { font-size: 13px; color: #7a6f60; margin-top: 9px; line-height: 1.7; }
.w-body .detail { font-size: 12.5px; color: #b3a894; margin-top: 10px; line-height: 1.7; }

.c-card { background: #fff; border-radius: 16px; overflow: hidden; border: 1px solid #f0ece5; box-shadow: 0 3px 12px rgba(60,40,15,.06); transition: transform .35s cubic-bezier(.2,.65,.25,1), box-shadow .35s; }
.c-card:hover { transform: translateY(-7px); box-shadow: 0 22px 44px rgba(60,40,15,.14); }
.c-cover { position: relative; overflow: hidden; }
.c-cover img { width: 100%; height: 215px; object-fit: cover; transition: transform .7s ease; }
.c-card:hover .c-cover img { transform: scale(1.06); }
.c-tag { position: absolute; top: 13px; left: 13px; background: rgba(255,255,255,.94); color: #7a6f60; font-size: 12px; letter-spacing: 1px; padding: 5px 14px; border-radius: 999px; box-shadow: 0 3px 10px rgba(0,0,0,.12); }
.c-price { position: absolute; right: 13px; bottom: 13px; background: rgba(23,18,12,.72); backdrop-filter: blur(4px); color: #f3d9a8; font-size: 13px; font-weight: 700; padding: 6px 14px; border-radius: 999px; }
.c-body { padding: 17px 19px 19px; }
.c-body h4 { font-size: 16px; font-weight: 700; letter-spacing: .3px; }
.c-meta { display: flex; gap: 7px; align-items: center; font-size: 13px; color: #a89a85; margin-top: 9px; }

.m-card { background: #fff; border: 1px solid #f0ece5; border-radius: 16px; padding: 24px 20px; box-shadow: 0 3px 12px rgba(60,40,15,.05); transition: transform .35s cubic-bezier(.2,.65,.25,1), box-shadow .35s, border-color .35s; }
.m-card:hover { transform: translateY(-6px); box-shadow: 0 18px 38px rgba(60,40,15,.13); border-color: rgba(200,135,58,.35); }
.m-top { display: flex; gap: 15px; align-items: center; }
.m-top img, .m-logo { width: 54px; height: 54px; border-radius: 13px; object-fit: cover; box-shadow: 0 5px 14px rgba(60,40,15,.14); }
.m-logo { background: var(--gold-grad); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 800; flex-shrink: 0; }
.m-top h4 { font-size: 16px; font-weight: 700; }
.m-rate { font-size: 13px; margin-top: 5px; display: flex; align-items: center; gap: 3px; }
.m-rate .star { color: var(--brand); }
.m-rate .cnt { color: #a89a85; margin-left: 7px; }
.m-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
.m-tags span { font-size: 12px; color: #7a6f60; border: 1px solid #e8e1d4; border-radius: 7px; padding: 4px 11px; background: #fdfbf7; }
.m-foot { margin-top: 15px; padding-top: 15px; border-top: 1px dashed #ece4d5; font-size: 12.5px; color: #a89a85; letter-spacing: .5px; }

.d-card { background: #fff; border-radius: 16px; padding: 32px 20px 26px; text-align: center; box-shadow: 0 3px 12px rgba(60,40,15,.06); transition: transform .35s cubic-bezier(.2,.65,.25,1), box-shadow .35s; position: relative; overflow: hidden; }
.d-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gold-grad); opacity: 0; transition: opacity .35s; }
.d-card:hover::before { opacity: 1; }
.d-card:hover { transform: translateY(-6px); box-shadow: 0 18px 38px rgba(60,40,15,.13); }
.d-avatar { width: 92px; height: 92px; border-radius: 50%; object-fit: cover; margin: 0 auto 17px; box-shadow: 0 8px 20px rgba(60,40,15,.18), 0 0 0 4px #fff, 0 0 0 5px rgba(200,135,58,.4); transition: transform .35s; }
.d-avatar.mono { background: var(--gold-grad); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 34px; font-weight: 800; }
.d-card:hover .d-avatar { transform: scale(1.05); }
.d-card h4 { font-size: 17px; font-weight: 700; letter-spacing: 1px; }
.d-card .co { font-size: 13px; color: #a89a85; margin-top: 6px; }
.d-card .exp { font-size: 13px; color: var(--brand); margin-top: 7px; letter-spacing: .5px; }
.d-tags { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 17px; padding-top: 17px; border-top: 1px dashed #ece4d5; }
.d-tags span { font-size: 12px; color: #7a6f60; border: 1px solid #e8e1d4; border-radius: 999px; padding: 4px 13px; background: #fdfbf7; }

.a-card { background: #fff; border: 1px solid #f0ece5; border-radius: 16px; overflow: hidden; box-shadow: 0 3px 12px rgba(60,40,15,.05); transition: transform .35s cubic-bezier(.2,.65,.25,1), box-shadow .35s; }
.a-card:hover { transform: translateY(-7px); box-shadow: 0 20px 42px rgba(60,40,15,.13); }
.a-cover { overflow: hidden; }
.a-card img { width: 100%; height: 185px; object-fit: cover; transition: transform .7s ease; }
.a-card:hover img { transform: scale(1.06); }
.a-body { padding: 19px 21px 17px; }
.a-cat { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--brand); letter-spacing: 1px; }
.a-body h4 { font-size: 15.5px; font-weight: 700; margin-top: 9px; line-height: 1.55; }
.a-body .desc { font-size: 13px; color: #a89a85; margin-top: 9px; line-height: 1.75; }
.a-foot { display: flex; justify-content: space-between; font-size: 12.5px; color: #b3a894; margin-top: 15px; padding-top: 13px; border-top: 1px solid #f4f0e8; }
.a-foot span { display: inline-flex; align-items: center; gap: 5px; }

/* ================= 咨询弹窗 ================= */
.mask { position: fixed; inset: 0; background: rgba(15,12,8,.6); backdrop-filter: blur(4px); z-index: 300; display: none; align-items: center; justify-content: center; padding: 20px; }
.mask.show { display: flex; }
.modal { background: #fff; border-radius: 20px; width: 440px; max-width: 100%; max-height: 92vh; overflow: auto; position: relative; animation: pop .35s cubic-bezier(.2,.8,.3,1.2); }
@keyframes pop { from { opacity: 0; transform: translateY(26px) scale(.96); } }
.modal-head { background: radial-gradient(500px 200px at 20% 0%, rgba(200,135,58,.28), transparent 70%), linear-gradient(150deg, #211a12, #322619); color: #fff; padding: 28px 30px 24px; border-radius: 20px 20px 0 0; }
.modal-head h3 { font-size: 20px; letter-spacing: 2px; display: flex; align-items: center; gap: 10px; }
.modal-head h3 .ic { color: #eec98f; font-size: 22px; }
.modal-head p { font-size: 13px; color: #d8b98c; margin-top: 8px; letter-spacing: 1px; }
.modal-close { position: absolute; top: 16px; right: 16px; width: 34px; height: 34px; border: 0; border-radius: 50%; background: rgba(255,255,255,.12); color: #fff; cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: center; transition: background .2s; }
.modal-close:hover { background: rgba(255,255,255,.25); }
.modal-body { padding: 24px 30px 28px; }
.m-field { margin-bottom: 14px; }
.m-field label { display: block; font-size: 13px; color: #6b7280; margin-bottom: 6px; }
.m-field label .req { color: #e2574c; margin-right: 2px; }
.m-field input, .m-field select, .m-field textarea { width: 100%; border: 1px solid #e2ddd2; border-radius: 9px; padding: 11px 13px; font-size: 14px; outline: none; font-family: inherit; background: #fdfcf9; transition: border-color .2s, box-shadow .2s; color: #333; }
.m-field input:focus, .m-field select:focus, .m-field textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(200,135,58,.15); }
.m-field textarea { resize: none; height: 64px; }
.m-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.m-submit { width: 100%; padding: 14px; font-size: 15px; font-weight: 600; border-radius: 9px; letter-spacing: 3px; margin-top: 4px; }
.m-tip { display: flex; justify-content: center; align-items: center; gap: 6px; font-size: 12px; color: #b3a894; margin-top: 13px; }
.m-msg { text-align: center; font-size: 13px; margin-top: 10px; min-height: 18px; }
.m-msg.ok { color: #1e9e5a; }
.m-msg.err { color: #d84c40; }
.m-success { text-align: center; padding: 30px 0 10px; display: none; }
.m-success.show { display: block; }
.m-success .ok-ring { width: 64px; height: 64px; border-radius: 50%; background: rgba(30,158,90,.1); color: #1e9e5a; display: flex; align-items: center; justify-content: center; font-size: 30px; margin: 0 auto 16px; animation: pop .4s cubic-bezier(.2,.8,.3,1.3); }
.m-success h4 { font-size: 17px; }
.m-success p { font-size: 13px; color: #8a8171; margin-top: 8px; line-height: 1.8; }

/* ================= 悬浮咨询按钮 ================= */
.float-consult { position: fixed; right: 26px; bottom: 30px; z-index: 200; width: 58px; height: 58px; border-radius: 50%; background: var(--gold-grad); color: #fff; border: 0; cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 26px rgba(169,110,40,.45); transition: transform .25s; }
.float-consult:hover { transform: scale(1.08); }
.float-consult .ic { font-size: 24px; }
.float-consult::before { content: ""; position: absolute; inset: -6px; border-radius: 50%; border: 2px solid rgba(200,135,58,.5); animation: ring 2.2s ease-out infinite; }
@keyframes ring { 0% { transform: scale(.85); opacity: 1; } 100% { transform: scale(1.35); opacity: 0; } }

/* ================= 列表页 Banner ================= */
.page-banner { background: radial-gradient(800px 340px at 50% 0%, rgba(200,135,58,.22), transparent 70%), linear-gradient(150deg, #1c1710, #2c2214 60%, #1a140c); color: #fff; text-align: center; padding: 74px 0 78px; }
.page-banner h1 { font-size: 36px; font-weight: 800; letter-spacing: 3px; }
.page-banner .crumb { font-size: 13px; color: rgba(255,255,255,.5); margin-bottom: 16px; letter-spacing: 1px; }
.page-banner .crumb a:hover { color: var(--amber); }
.page-banner p.sub { color: rgba(255,255,255,.65); margin-top: 14px; font-size: 14px; letter-spacing: 1px; }
.page-banner h1::after { content: ""; display: block; width: 54px; height: 4px; border-radius: 2px; background: var(--gold-grad); margin: 20px auto 0; }

/* ================= CTA 条 ================= */
.cta-strip { background: radial-gradient(700px 300px at 50% 0%, rgba(200,135,58,.16), transparent 65%), #16120e; color: #fff; text-align: center; padding: 64px 0; }
.cta-strip h2 { font-size: 26px; font-weight: 800; letter-spacing: 2px; }
.cta-strip p { color: rgba(255,255,255,.6); margin-top: 12px; font-size: 14px; letter-spacing: 1px; }
.cta-strip button { margin-top: 26px; padding: 14px 42px; font-size: 15px; border-radius: 999px; letter-spacing: 2px; }

/* ================= Footer ================= */
.footer { background: #232019; color: #a8a29a; font-size: 13.5px; }
.footer-main { display: grid; grid-template-columns: 1.4fr 1.2fr 1.2fr; gap: 50px; padding: 64px 0 52px; }
.footer .logo { color: #fff; margin-bottom: 19px; }
.footer .f-desc { line-height: 2; }
.footer h5 { color: #fff; font-size: 15px; margin-bottom: 19px; letter-spacing: 1px; }
.f-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 0 30px; }
.f-nav a { line-height: 2.4; transition: color .2s, padding-left .25s; }
.f-nav a:hover { color: var(--amber); padding-left: 5px; }
.f-contact li { line-height: 2.1; display: flex; gap: 10px; align-items: flex-start; }
.f-contact .ic { color: var(--brand); font-size: 16px; margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.07); padding: 21px 0; display: flex; justify-content: space-between; font-size: 12.5px; color: #7a756d; letter-spacing: .5px; }
.footer-bottom .beian-link { color: #7a756d; text-decoration: none; transition: color .15s; }
.footer-bottom .beian-link:hover { color: #c9b8a0; }

/* ================= 城市自动完成 ================= */
.city-combo { position: relative; }
.city-drop { position: absolute; top: calc(100% + 6px); left: 0; right: 0; background: #fff; border: 1px solid #eee5d8; border-radius: 12px; box-shadow: 0 18px 40px rgba(60,40,15,.16); z-index: 80; padding: 6px; max-height: 268px; overflow: auto; animation: cdIn .18s ease; }
@keyframes cdIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.cd-item { padding: 9px 12px; font-size: 14px; color: #374151; border-radius: 8px; cursor: pointer; transition: background .15s, color .15s; }
.cd-item:hover, .cd-item.on { background: rgba(200,135,58,.1); color: var(--brand); }
.cd-item .hl { color: var(--brand); font-weight: 600; font-style: normal; }
.cd-hint { padding: 8px 12px 6px; font-size: 12px; color: #a89f90; border-top: 1px dashed #f0ece5; margin-top: 4px; }

/* ================= 响应式 ================= */
@media (max-width: 1024px) {
  .w-grid, .m-grid, .d-grid { grid-template-columns: 1fr 1fr; }
  .c-grid, .a-grid { grid-template-columns: 1fr 1fr; }
  .nav { gap: 20px; }
}
@media (max-width: 860px) {
  .nav { display: none; }
  .menu-btn { display: flex; }
  .section { padding: 60px 0; }
  .sec-head { margin-bottom: 32px; }
  .sec-head h2 { font-size: 27px; }
  .sec-head h2::after { margin-top: 12px; width: 44px; }
  .page-banner h1 { font-size: 28px; }
  .page-banner { padding: 54px 0 58px; }
  .cta-strip h2 { font-size: 22px; }
  .footer-main { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .float-consult { right: 16px; bottom: 18px; width: 52px; height: 52px; }
}
@media (max-width: 640px) {
  .w-grid, .m-grid, .d-grid, .c-grid, .a-grid { grid-template-columns: 1fr; }
  .c-cover img { height: 220px; }
  .m-2col { grid-template-columns: 1fr; }
  .header .btn-consult { padding: 8px 14px; font-size: 13px; }
  .mobile-nav { box-shadow: 0 18px 30px rgba(0,0,0,.12); }
}