/* 智扣原创模板 ZK-011 · 家居生活官网 · 版权归智扣所有 */
:root {
  --ink: #1B2A22;
  --ink-2: #33443A;
  --muted: #6C7A70;
  --line: #DED7C6;
  --brand: #1E3D2F;
  --brand-2: #33654F;
  --wood: #B08968;
  --wood-2: #8C6845;
  --cream: #F4EFE6;
  --soft: #EDE7DB;
  --paper: #FCFAF5;
  --radius: 12px;
  --shadow: 0 22px 50px rgba(30, 61, 47, .14);
  --serif: Georgia, "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink); background: var(--paper); line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1140px, calc(100% - 48px)); margin: 0 auto; }
.eyebrow { display: inline-block; font-size: 12px; letter-spacing: .16em; color: var(--wood-2); font-weight: 700; margin-bottom: 12px; }
.eyebrow.light { color: #CBB79B; }
h1, h2, h3 { line-height: 1.32; letter-spacing: .01em; }
h2 { font-family: var(--serif); font-size: clamp(24px, 2.5vw, 34px); font-weight: 600; }
.lead { font-size: 16px; color: var(--ink-2); margin: 14px 0 10px; }
.muted { color: var(--muted); }
.section { padding: 84px 0; }
.section-soft { background: var(--cream); }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; margin-bottom: 38px; }
.section-head p { max-width: 400px; color: var(--muted); font-size: 13px; }
.section-head.center { flex-direction: column; align-items: center; text-align: center; }
.section-head.center p { max-width: 560px; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(252,250,245,.93); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 74px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 38px; height: 38px; border-radius: 8px; display: grid; place-items: center; background: linear-gradient(150deg, var(--brand-2), var(--brand)); color: var(--cream); font-family: var(--serif); font-size: 15px; letter-spacing: .04em; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text b { font-family: var(--serif); font-size: 16px; font-weight: 600; letter-spacing: .04em; }
.brand-text small { font-size: 11px; color: var(--muted); letter-spacing: .12em; }
.site-nav { display: flex; gap: 26px; margin-left: auto; }
.site-nav a { font-size: 13.5px; color: var(--ink-2); padding: 6px 0; border-bottom: 1px solid transparent; }
.site-nav a:hover { color: var(--brand); border-bottom-color: var(--wood); }
.header-cta { background: var(--brand); color: var(--cream); padding: 10px 20px; border-radius: 8px; font-size: 13px; font-weight: 600; white-space: nowrap; letter-spacing: .04em; }
.header-cta:hover { background: var(--brand-2); }
.nav-toggle { display: none; border: 0; background: none; font-size: 22px; color: var(--ink); cursor: pointer; }

.hero { position: relative; overflow: hidden; background: linear-gradient(180deg, #F7F3EA 0%, var(--paper) 100%); }
.hero::before { content: ""; position: absolute; top: -140px; right: -120px; width: 480px; height: 480px; border-radius: 50%; background: radial-gradient(closest-side, rgba(176,137,104,.16), transparent); }
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.04fr .96fr; gap: 54px; align-items: center; padding: 74px 0 0; }
.hero-title { font-family: var(--serif); font-size: clamp(34px, 6vw, 54px); font-weight: 600; letter-spacing: .04em; white-space: nowrap; word-break: keep-all; margin: 2px 0 12px; }
.hero-sub { font-family: var(--serif); font-size: 17px; color: var(--brand-2); letter-spacing: .06em; padding-left: 14px; border-left: 2px solid var(--wood); margin-bottom: 18px; }
.hero-desc { color: var(--muted); font-size: 14px; max-width: 520px; }
.hero-actions { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.btn-primary, .btn-ghost { display: inline-flex; align-items: center; justify-content: center; padding: 12px 24px; border-radius: 8px; font-size: 13.5px; font-weight: 600; border: 0; cursor: pointer; letter-spacing: .02em; }
.btn-primary { background: var(--brand); color: var(--cream); }
.btn-primary:hover { background: var(--brand-2); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink-2); background: transparent; }
.btn-ghost:hover { border-color: var(--wood); color: var(--wood-2); }

.material-card { margin-top: 34px; max-width: 470px; background: rgba(252,250,245,.86); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px 18px; }
.material-head { display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 10px; margin-bottom: 10px; border-bottom: 1px solid var(--line); }
.material-head b { font-family: var(--serif); font-size: 14px; font-weight: 600; letter-spacing: .06em; }
.material-head span { font-size: 11px; color: var(--muted); letter-spacing: .08em; }
.material-list { list-style: none; display: grid; gap: 9px; }
.material-list li { display: grid; grid-template-columns: 12px 1fr; column-gap: 10px; row-gap: 1px; font-size: 12px; color: var(--muted); }
.material-list li b { grid-column: 2; font-size: 13px; font-weight: 600; color: var(--ink); }
.material-list li span { grid-column: 2; color: var(--muted); }
.swatch { width: 12px; height: 12px; border-radius: 3px; grid-row: 1 / span 2; align-self: center; }
.swatch.walnut { background: #5C4033; }
.swatch.ash { background: #D9C7A9; }
.swatch.lacquer { background: #EDE8DC; border: 1px solid var(--line); }

.hero-stage { position: relative; min-height: 468px; border-radius: 14px; overflow: hidden; background: linear-gradient(170deg, #E7E0D0 0%, #DDD3BE 46%, #CBBEA4 100%); box-shadow: var(--shadow); }
.hero-stage::before { content: ""; position: absolute; inset: 0; background: radial-gradient(420px 300px at 74% 16%, rgba(255,252,242,.9), transparent 62%), radial-gradient(360px 300px at 8% 0%, rgba(30,61,47,.12), transparent 70%); }
.stage-frame { position: absolute; z-index: 3; left: 37%; top: 12%; width: 21%; height: 23%; border: 1px solid rgba(90,70,45,.28); border-radius: 4px; background: linear-gradient(150deg, rgba(51,101,79,.2), rgba(176,137,104,.24)); box-shadow: 0 8px 20px rgba(60,45,25,.08); }
.stage-floor { position: absolute; z-index: 1; left: 0; right: 0; bottom: 0; height: 34%; background: linear-gradient(180deg, rgba(140,104,69,.26), rgba(110,80,52,.4)); }
.stage-rug { position: absolute; z-index: 2; left: 12%; bottom: 14%; width: 62%; height: 13%; border-radius: 50%; background: rgba(244,239,230,.62); }
.stage-sofa { position: absolute; z-index: 4; left: 13%; bottom: 26%; width: 50%; height: 14%; border-radius: 10px; background: linear-gradient(165deg, #8E7053, #71563C); }
.stage-sofa::before { content: ""; position: absolute; left: 5%; right: 5%; top: -58%; height: 64%; border-radius: 10px 10px 0 0; background: linear-gradient(180deg, #957657, #7D6044); }
.stage-sofa::after { content: ""; position: absolute; left: 8%; right: 8%; bottom: -9px; height: 9px; background: linear-gradient(90deg, #5F4630 0 9px, transparent 9px calc(100% - 9px), #5F4630 calc(100% - 9px)); }
.stage-table { position: absolute; z-index: 4; right: 11%; bottom: 27%; width: 14%; height: 4%; border-radius: 50%; background: linear-gradient(160deg, #7C5F42, #624A32); }
.stage-table::before { content: ""; position: absolute; left: 48%; top: 100%; width: 5px; height: 56px; background: #624A32; }
.stage-lamp { position: absolute; z-index: 4; right: 27%; bottom: 38%; width: 2px; height: 20%; background: #5E4934; }
.stage-lamp::before { content: ""; position: absolute; left: 50%; top: -18px; transform: translateX(-50%); width: 60px; height: 32px; background: linear-gradient(180deg, #F2E4C4, #D9C29A); clip-path: polygon(18% 0, 82% 0, 100% 100%, 0 100%); }
.stage-lamp::after { content: ""; position: absolute; left: 50%; top: -34px; transform: translateX(-50%); width: 180px; height: 180px; border-radius: 50%; background: radial-gradient(closest-side, rgba(255,242,208,.55), transparent); }
.stage-note { position: absolute; z-index: 6; left: 18px; bottom: 18px; background: rgba(252,250,245,.92); border: 1px solid rgba(90,70,45,.16); border-radius: 8px; padding: 9px 14px; }
.stage-note b { display: block; font-family: var(--serif); font-size: 12.5px; font-weight: 600; letter-spacing: .06em; }
.stage-note span { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; }

.hero-stats { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 54px; padding: 24px 0 36px; border-top: 1px solid var(--line); }
.stat { border-left: 1px solid var(--line); padding-left: 22px; }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b { font-family: var(--serif); font-size: 28px; font-weight: 600; color: var(--brand); letter-spacing: .02em; }
.stat b span { font-size: 12px; color: var(--wood-2); margin-left: 3px; font-family: inherit; }
.stat small { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; letter-spacing: .06em; }

.about-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 64px; align-items: start; }
.about-copy h2 { margin-top: 2px; }
.about-numbers { display: flex; gap: 0; margin-top: 34px; flex-wrap: wrap; }
.about-numbers div { display: flex; flex-direction: column; padding: 0 28px; border-left: 1px solid var(--line); }
.about-numbers div:first-child { padding-left: 0; border-left: 0; }
.about-numbers b { font-family: var(--serif); font-size: 24px; font-weight: 600; color: var(--wood-2); }
.about-numbers b span { font-size: 12px; margin-left: 2px; }
.about-numbers div > span { font-size: 12px; color: var(--muted); }
.about-points { display: grid; gap: 0; border-top: 1px solid var(--line); }
.point { display: flex; gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.point b { font-family: var(--serif); font-size: 12px; font-weight: 600; color: var(--wood-2); letter-spacing: .1em; flex: none; padding-top: 3px; }
.point strong { display: block; font-family: var(--serif); font-size: 16px; font-weight: 600; }
.point p { font-size: 12.5px; color: var(--muted); margin-top: 4px; }

.series-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.series-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .18s ease, box-shadow .18s ease; }
.series-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(30,61,47,.09); }
.series-visual { position: relative; height: 136px; }
.series-visual::after { content: ""; position: absolute; left: 16%; right: 16%; bottom: 22%; height: 24px; border-radius: 6px; background: rgba(30,61,47,.22); box-shadow: 0 -15px 0 -6px rgba(30,61,47,.13); }
.series-visual span { position: absolute; left: 16px; bottom: 12px; font-family: var(--serif); font-size: 10.5px; letter-spacing: .22em; color: rgba(27,42,34,.52); }
.series-visual.v1 { background: linear-gradient(155deg, #DCE4DA, #B7C6B8 58%, #8FA394); }
.series-visual.v2 { background: linear-gradient(155deg, #E6DCC8, #CFC0A4 58%, #B3A081); }
.series-visual.v3 { background: linear-gradient(155deg, #E4E1D8, #CACABD 58%, #ADAC9F); }
.series-visual.v4 { background: linear-gradient(155deg, #E8DCCB, #CBAE90 58%, #B08968); }
.series-body { padding: 22px 24px 24px; }
.series-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.series-head h3 { font-family: var(--serif); font-size: 18px; font-weight: 600; }
.series-head span { font-size: 11px; color: var(--muted); letter-spacing: .1em; }
.series-items { list-style: none; display: grid; gap: 9px; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); }
.series-items li { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--ink-2); }
.series-items li span { font-size: 11.5px; color: var(--muted); text-align: right; }

.craft-steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; margin-bottom: 48px; }
.craft-steps li { border-top: 1px solid var(--brand); padding-top: 16px; }
.craft-steps b { font-family: var(--serif); font-size: 12px; font-weight: 600; color: var(--wood-2); letter-spacing: .12em; }
.craft-steps h3 { font-family: var(--serif); font-size: 17px; font-weight: 600; margin: 6px 0 7px; }
.craft-steps p { font-size: 12.5px; color: var(--muted); }
.craft-metrics { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--cream); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 0; }
.craft-metrics div { text-align: center; border-left: 1px solid var(--line); }
.craft-metrics div:first-child { border-left: 0; }
.craft-metrics b { font-family: var(--serif); font-size: 26px; font-weight: 600; color: var(--brand); }
.craft-metrics b span { font-size: 12px; color: var(--wood-2); }
.craft-metrics small { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }

.quality-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px 40px; }
.quality-item { border-top: 1px solid var(--line); padding-top: 18px; }
.quality-item b { font-family: var(--serif); font-size: 11.5px; font-weight: 600; color: var(--wood-2); letter-spacing: .12em; }
.quality-item h3 { font-family: var(--serif); font-size: 16px; font-weight: 600; margin: 5px 0 4px; }
.quality-item p { font-size: 12.5px; color: var(--muted); }

.case-list { display: grid; }
.case-item { display: grid; grid-template-columns: 194px 1fr; gap: 38px; align-items: start; padding: 30px 0; border-top: 1px solid var(--line); }
.case-item:last-child { border-bottom: 1px solid var(--line); }
.case-area b { display: block; font-family: var(--serif); font-size: 40px; font-weight: 600; color: var(--brand); line-height: 1.1; }
.case-area b span { font-size: 13px; color: var(--wood-2); margin-left: 2px; }
.case-area small { display: block; font-size: 12px; color: var(--muted); letter-spacing: .1em; margin-top: 4px; }
.case-tag { display: inline-block; font-size: 10.5px; color: var(--wood-2); border: 1px solid var(--line); padding: 3px 10px; border-radius: 999px; letter-spacing: .08em; }
.case-body h3 { font-family: var(--serif); font-size: 19px; font-weight: 600; margin: 10px 0 6px; }
.case-body p { font-size: 13px; color: var(--muted); max-width: 640px; }
.case-meta { margin-top: 12px; font-size: 12px; color: var(--wood-2); letter-spacing: .02em; }

.section-contact { background: linear-gradient(140deg, #264C3C 0%, #1E3D2F 48%, #16301F 100%); color: var(--cream); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.section-contact h2 { color: var(--cream); }
.contact-desc { color: #C6D8C9; font-size: 13.5px; max-width: 450px; }
.contact-info { display: grid; gap: 15px; margin-top: 30px; }
.contact-info div { display: grid; grid-template-columns: 60px 1fr; gap: 12px; font-size: 13.5px; }
.contact-info span { color: #8FB09B; font-size: 12px; letter-spacing: .08em; padding-top: 2px; }
.contact-info b { font-weight: 500; color: var(--cream); }
.contact-form { background: var(--paper); border-radius: var(--radius); padding: 30px; display: grid; gap: 14px; color: var(--ink); box-shadow: 0 26px 60px rgba(10, 24, 16, .35); }
.contact-form label { display: grid; gap: 7px; font-size: 12px; color: var(--muted); font-weight: 600; letter-spacing: .04em; }
.contact-form input, .contact-form textarea { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 11px 13px; font: inherit; font-size: 13.5px; background: #FBF8F1; outline: none; color: var(--ink); }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--brand-2); background: #fff; }
.contact-form .btn-primary { width: 100%; margin-top: 4px; }
.form-tip { font-size: 11px; color: var(--muted); text-align: center; }

.site-footer { background: #14271D; color: #B9CABB; padding: 48px 0 34px; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr auto; gap: 40px; align-items: start; }
.brand-footer .brand-mark { background: var(--cream); color: var(--brand); }
.brand-footer .brand-text b { color: var(--cream); }
.brand-footer .brand-text small { color: #8FA494; }
.footer-desc { font-size: 12.5px; margin-top: 12px; max-width: 320px; color: #9DB2A2; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 13px; }
.footer-links a:hover { color: var(--cream); }
.footer-meta { text-align: right; font-size: 12px; line-height: 1.9; }
.powered { color: #7D9184; }

.toast { position: fixed; left: 50%; bottom: 34px; transform: translate(-50%, 16px); background: var(--cream); color: var(--brand); border: 1px solid rgba(30,61,47,.2); padding: 12px 20px; border-radius: 8px; font-size: 13px; opacity: 0; pointer-events: none; transition: .25s ease; z-index: 30; max-width: calc(100% - 40px); text-align: center; box-shadow: 0 14px 34px rgba(10,24,16,.24); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 960px) {
  .site-nav { display: none; position: absolute; top: 74px; left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; padding: 16px 24px; gap: 14px; }
  .site-nav.open { display: flex; }
  .site-nav a { border-bottom: 0; }
  .nav-toggle { display: block; margin-left: auto; }
  .header-cta { display: none; }
  .hero-inner { grid-template-columns: 1fr; gap: 42px; padding-top: 58px; }
  .hero-stage { min-height: 400px; }
  .hero-stats { grid-template-columns: 1fr 1fr; row-gap: 18px; margin-top: 44px; padding: 22px 0 30px; }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); padding-top: 16px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .about-points { border-top: 0; }
  .craft-steps { grid-template-columns: 1fr 1fr; gap: 30px 26px; }
  .quality-grid { grid-template-columns: 1fr 1fr; gap: 20px 32px; }
  .case-item { grid-template-columns: 150px 1fr; gap: 26px; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-meta { text-align: left; }
}
@media (max-width: 640px) {
  .section { padding: 56px 0; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 28px; }
  .section-head.center { align-items: center; }
  .hero-inner { padding-top: 48px; gap: 34px; }
  .hero-sub { font-size: 15px; }
  .material-card { padding: 14px 16px 16px; }
  .hero-stage { min-height: 320px; }
  .stage-note { left: 12px; bottom: 12px; padding: 8px 11px; }
  .hero-stats { grid-template-columns: 1fr; row-gap: 0; padding: 16px 0 26px; }
  .stat { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 14px; margin-top: 14px; }
  .stat:first-child { border-top: 0; padding-top: 0; margin-top: 0; }
  .about-numbers div { padding: 0 16px; }
  .about-numbers b { font-size: 22px; }
  .series-grid { grid-template-columns: 1fr; }
  .craft-steps { grid-template-columns: 1fr; gap: 24px; margin-bottom: 34px; }
  .craft-metrics { grid-template-columns: 1fr; padding: 4px 0; }
  .craft-metrics div { border-left: 0; padding: 16px 0; border-top: 1px solid var(--line); }
  .craft-metrics div:first-child { border-top: 0; }
  .quality-grid { grid-template-columns: 1fr; gap: 18px; }
  .case-item { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
  .case-area { display: flex; align-items: baseline; gap: 10px; }
  .case-area b { font-size: 34px; }
  .case-area small { margin-top: 0; }
  .case-body h3 { font-size: 17px; }
  .contact-form { padding: 22px; }
  .footer-links { gap: 12px 16px; }
}