/* ============================================================
 * C-TALK HOME · 族页（Family Page）样式 v1
 * 只在 sofas.html 等 25 个族页引用，不动主样式表。
 * 注：族页图片已按暗场预渲染，不套 --img-filter。
 * ============================================================ */

/* ---------- 族页导航：固定底 + 让出高度（.nav 是 position:fixed） ---------- */
body > .nav {
  background: rgba(13, 11, 8, .94);
  border-bottom: 1px solid rgba(201, 162, 107, .16);
  backdrop-filter: blur(8px);
}

/* ---------- 面包屑 ---------- */
.fam-crumb {
  background: var(--paper);
  padding: 86px 0 0;
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--soft);
}
.fam-crumb a { color: var(--soft); text-decoration: none; border-bottom: 1px solid transparent; }
.fam-crumb a:hover { color: var(--deep-brass); border-bottom-color: rgba(122, 90, 46, .35); }
.fam-crumb .sep { margin: 0 9px; color: #C4B9A6; }
.fam-crumb .cur { color: var(--ink); }

/* ---------- 族首屏 ---------- */
.fam-hero {
  position: relative;
  background: var(--black);
  overflow: hidden;
}
.fam-hero-media {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 1.55;
  max-height: 560px;
  min-height: 300px;
  overflow: hidden;
}
.fam-hero-media img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  display: block;
  filter: none;
}
.fam-hero-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(13,11,8,.62) 0%, rgba(13,11,8,.16) 26%, rgba(13,11,8,.30) 48%, rgba(13,11,8,.72) 74%, rgba(13,11,8,.94) 100%);
  pointer-events: none;
}
.fam-hero-txt {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
}
.fam-hero-txt .in {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 44px) clamp(26px, 3.4vw, 40px);
}
.fam-kicker {
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--champagne);
  display: block;
  margin-bottom: 12px;
}
.fam-hero-txt h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(32px, 5.2vw, 58px);
  line-height: 1.06;
  letter-spacing: .01em;
  color: var(--ivory);
  margin: 0;
}
.fam-hero-txt .fam-lede {
  margin-top: 14px;
  max-width: 620px;
  font-family: var(--sans);
  font-weight: 300;
  font-size: clamp(14px, 1.6vw, 16.5px);
  line-height: 1.72;
  color: rgba(242, 236, 223, .82);
}
.fam-hero-txt .fam-count {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--sans);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(242, 236, 223, .62);
  border-left: 1px solid rgba(201, 162, 107, .55);
  padding-left: 12px;
}

/* ---------- 款式墙 ---------- */
.fam-styles { background: var(--paper); padding: clamp(48px, 6.5vw, 84px) 0 clamp(40px, 5vw, 64px); }
.fam-styles .fam-intro { max-width: 720px; margin-bottom: clamp(26px, 3.4vw, 40px); }
.fam-styles .fam-intro h2 {
  font-family: var(--serif);
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
}
.fam-styles .fam-intro p { margin-top: 12px; color: var(--soft); font-size: 15px; line-height: 1.75; }

.fam-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 1.8vw, 24px);
}
.fam-card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  overflow: hidden;
  margin: 0;
  transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.fam-card:hover {
  transform: translateY(-3px);
  border-color: #D9CEB6;
  box-shadow: 0 14px 34px rgba(33, 28, 20, .10);
}
.fam-card .ph {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: #1A1510;
}
.fam-card .ph img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: none;
  transition: transform .5s ease;
}
.fam-card:hover .ph img { transform: scale(1.035); }
.fam-card { cursor: pointer; }
.fam-card.is-picked { border-color: var(--gold-stat); box-shadow: 0 0 0 1px var(--gold-stat), 0 14px 34px rgba(33,20,20,.12); }
.fam-card.is-picked .fam-cap b { color: var(--deep-brass); }
.fam-cap {
  padding: 13px 15px 15px;
  display: flex;
  gap: 11px;
  align-items: baseline;
}
.fam-cap .no {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold-stat);
  flex: 0 0 auto;
  padding-top: 3px;
}
.fam-cap .tx { min-width: 0; }
.fam-cap b {
  display: block;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .14em;
  line-height: 1.5;
  color: var(--ink);
}
.fam-cap span.sub {
  display: block;
  margin-top: 3px;
  font-family: var(--sans);
  font-size: 12px;
  line-height: 1.55;
  color: var(--soft);
}

/* 无款式图的族：单图方案页 */
.fam-solo { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(20px, 3vw, 42px); align-items: start; }
.fam-solo .ph { border-radius: 10px; overflow: hidden; background: #1A1510; aspect-ratio: 3/2; }
.fam-solo .ph img { width: 100%; height: 100%; object-fit: cover; display: block; filter: none; }
.fam-solo dl { margin: 0; display: grid; gap: 14px; }
.fam-solo dt {
  font-family: var(--sans); font-size: 11px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--deep-brass); margin-bottom: 4px;
}
.fam-solo dd { margin: 0; font-size: 14.5px; line-height: 1.7; color: var(--ink); }
.fam-solo .note { margin-top: 18px; font-size: 12.5px; color: var(--soft); line-height: 1.7; }
/* 无多款图的品类：只留参数，图在首屏已有，避免同图重复出现 */
.fam-solo.solo-only { display: block; }
.fam-solo.solo-only dl { max-width: 720px; gap: 0; }
.fam-solo.solo-only dl > div {
  display: grid; grid-template-columns: 52px 1fr; gap: 18px; align-items: baseline;
  padding: 16px 0; border-top: 1px solid var(--hairline);
}
.fam-solo.solo-only dl > div:last-child { border-bottom: 1px solid var(--hairline); }
.fam-solo.solo-only dt { font-family: var(--sans); font-size: 11px; letter-spacing: .2em; color: var(--gold-stat); margin: 0; }
.fam-solo.solo-only dd { font-family: var(--serif); font-size: 17px; line-height: 1.5; color: var(--ink); }

/* ---------- 收尾 · 专属款式 ---------- */
.fam-close {
  position: relative;
  background: var(--black);
  color: var(--ivory);
  padding: clamp(56px, 8vw, 100px) 0;
  overflow: hidden;
}
.fam-close .glow {
  position: absolute; inset: 0;
  background: radial-gradient(120% 80% at 50% 0%, rgba(201,162,107,.10) 0%, rgba(13,11,8,0) 62%);
  pointer-events: none;
}
.fam-close .grid {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}
.fam-close h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(27px, 3.9vw, 44px);
  line-height: 1.22;
  letter-spacing: .005em;
  margin: 0 0 18px;
}
.fam-close h2 em { font-style: italic; color: var(--champagne); }
.fam-close .pitch {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 236, 223, .80);
  max-width: 460px;
}
.fam-close .pitch b { color: var(--ivory); font-weight: 400; }
.fam-close .pts { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 9px; }
.fam-close .pts li {
  font-family: var(--sans); font-size: 13px; letter-spacing: .02em;
  color: rgba(242, 236, 223, .68);
  padding-left: 16px; position: relative;
}
.fam-close .pts li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 6px; height: 1px; background: var(--champagne);
}

/* 表单卡（暗底上的白卡） */
.fam-form {
  background: var(--surface);
  border-radius: 12px;
  padding: clamp(22px, 3vw, 34px);
  color: var(--ink);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .34);
}
.fam-form h3 { font-family: var(--serif); font-size: 21px; font-weight: 600; margin: 0 0 5px; }
.fam-form .form-sub { font-size: 13px; color: var(--soft); margin: 0 0 18px; line-height: 1.6; }
.fam-form .f-field { margin-bottom: 13px; }
.fam-form .f-field label { font-size: 10.5px; letter-spacing: .14em; }
.fam-form .f-field input,
.fam-form .f-field select,
.fam-form .f-field textarea {
  padding: 11px 13px;
  font-size: 14px;
  background: #FBF8F1;
  border-radius: 4px;
}
.fam-form textarea { min-height: 84px; }
.fam-form .btn { width: 100%; text-align: center; cursor: pointer; border: none; margin-top: 4px; }
.fam-form .form-note { font-size: 11.5px; color: var(--soft); margin-top: 10px; line-height: 1.6; }
.fam-form .form-ok { margin-top: 10px; font-size: 12.5px; letter-spacing: .04em; color: #4a7a4f; }
.fam-form .picked {
  display: flex; align-items: center; gap: 8px;
  background: #F4EFE4; border: 1px solid var(--hairline); border-radius: 4px;
  padding: 9px 12px; margin-bottom: 14px;
  font-family: var(--sans); font-size: 12.5px; color: var(--deep-brass);
}
.fam-form .picked b { color: var(--ink); font-weight: 500; letter-spacing: .02em; }

/* ---------- 相邻族导航 ---------- */
.fam-siblings { background: var(--paper); padding: clamp(30px, 4vw, 48px) 0 clamp(40px, 5vw, 60px); }
.fam-siblings .row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.fam-siblings .lbl {
  font-family: var(--sans); font-size: 11px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--soft); margin-right: 6px;
}
.fam-siblings a {
  font-family: var(--sans); font-size: 12.5px; letter-spacing: .1em;
  color: var(--deep-brass); text-decoration: none;
  border: 1px solid var(--hairline); background: var(--surface);
  border-radius: 999px; padding: 8px 16px;
  transition: border-color .2s ease, background .2s ease;
}
.fam-siblings a:hover { border-color: var(--champagne); background: #FBF6EA; }
.fam-siblings a.cur { background: var(--deep-brass); border-color: var(--deep-brass); color: var(--ivory); }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .fam-grid { grid-template-columns: repeat(2, 1fr); }
  .fam-close .grid { grid-template-columns: 1fr; gap: 30px; }
  .fam-solo { grid-template-columns: 1fr; }
  .fam-hero-media { aspect-ratio: 4 / 3; }
}
@media (max-width: 620px) {
  .fam-grid { grid-template-columns: 1fr; }
  .fam-hero-media { aspect-ratio: 1 / 1; max-height: 420px; }
  .fam-hero-txt h1 { font-size: 30px; }
  .fam-crumb { font-size: 10.5px; letter-spacing: .1em; padding-top: 14px; }
}