/* ==========================================================================
   Cambria Gallery — 样式表
   设计语言：当代美术馆。纯白、无衬线、极大留白；货品是黑底方图，做成统一的黑色方块。
   ========================================================================== */

:root {
  --paper:  #ffffff;
  --ink:    #101010;
  --muted:  #77746f;
  --faint:  #a5a29d;
  --line:   #e4e2de;
  --wash:   #f5f4f2;

  --sans: "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI",
          Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;

  --pad:  clamp(20px, 5vw, 64px);   /* 页面左右留白 */
  --band: clamp(72px, 11vw, 168px); /* 大区块之间的纵向留白 */
  --max:  1560px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
a   { color: inherit; text-decoration: none; }

::selection { background: var(--ink); color: var(--paper); }

.wrap { max-width: var(--max); margin-inline: auto; padding-inline: var(--pad); }
.narrow { max-width: 760px; }

/* --- 排版基元 ------------------------------------------------------------ */

.eyebrow {
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 22px;
}

.statement {
  font-size: clamp(26px, 3.6vw, 46px);
  line-height: 1.22;
  letter-spacing: -.018em;
  font-weight: 400;
  margin: 0;
  text-wrap: balance;
}

.h2 {
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.25;
  letter-spacing: -.012em;
  font-weight: 400;
  margin: 0 0 24px;
}

.lede { font-size: clamp(16px, 1.35vw, 19px); line-height: 1.62; color: #33312e; }
.prose p { margin: 0 0 1.25em; max-width: 68ch; }
.prose p:last-child { margin-bottom: 0; }
.dim { color: var(--muted); }

.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* 下划线动效链接 */
.link {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
  transition: opacity .25s ease;
}
.link:hover { opacity: .45; }

.link-muted { border-color: var(--line); color: var(--muted); }
.link-muted:hover { color: var(--ink); border-color: var(--ink); opacity: 1; }

/* --- 顶栏 ---------------------------------------------------------------- */

.masthead {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}

.masthead__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; height: 68px;
  max-width: var(--max); margin-inline: auto; padding-inline: var(--pad);
}

.logo { display: flex; align-items: center; }
.logo img {
  height: 25px; width: auto;
  transition: opacity .25s ease;
}
.logo:hover img { opacity: .6; }
@media (max-width: 480px) { .logo img { height: 21px; } }

.nav { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 38px); }
.nav a {
  font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--muted); transition: color .2s ease;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }

.nav-toggle {
  display: none; background: none; border: 0; padding: 6px 0; cursor: pointer;
  font-size: 11px; letter-spacing: .15em; text-transform: uppercase; color: var(--ink);
  font-family: inherit;
}

@media (max-width: 820px) {
  .nav {
    position: fixed; inset: 68px 0 auto; flex-direction: column; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 8px var(--pad) 28px;
    transform: translateY(-140%); transition: transform .38s cubic-bezier(.4,0,.2,1);
  }
  .nav[data-open="true"] { transform: translateY(0); }
  .nav a { width: 100%; padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 12px; }
  .nav a:last-child { border-bottom: 0; }
  .nav-toggle { display: block; }
}

/* --- 首页 hero ----------------------------------------------------------- */

.hero { padding: clamp(40px, 7vw, 92px) 0 clamp(28px, 4vw, 48px); }
.hero__figure { display: flex; justify-content: center; }
.hero__figure img {
  max-height: min(72vh, 680px);
  width: auto;
  opacity: 0; transform: scale(.985);
  animation: rise 1.1s cubic-bezier(.22,.61,.36,1) .1s forwards;
}
@keyframes rise { to { opacity: 1; transform: none; } }

.hero__meta {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 26px;
  margin-top: clamp(26px, 4vw, 46px); padding-top: 18px;
  border-top: 1px solid var(--line);
}
.hero__title { font-size: 15px; font-weight: 500; letter-spacing: .01em; }
.hero__sub { font-size: 13px; color: var(--muted); }
.hero__meta .link { margin-left: auto; }

@media (prefers-reduced-motion: reduce) {
  .hero__figure img { animation: none; opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* --- 区块 ---------------------------------------------------------------- */

.band { padding-block: var(--band); }
.band--tight { padding-block: clamp(48px, 7vw, 96px); }

.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 24px; margin-bottom: clamp(28px, 4vw, 52px);
  padding-bottom: 16px; border-bottom: 1px solid var(--line);
}
.section-head h2 {
  font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  font-weight: 500; margin: 0;
}

/* 两栏文字块 */
.split {
  display: grid; grid-template-columns: minmax(0,4fr) minmax(0,7fr);
  gap: clamp(28px, 5vw, 96px); align-items: start;
}
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

/* --- 商品网格 ------------------------------------------------------------ */
/* 货品图全是黑底方图（底色深浅不一，没法和页面融成一片），
   所以统一裁成方块，像当代珠宝画廊的白墙上挂一排黑色展柜。 */

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(36px, 4.4vw, 68px) clamp(16px, 2vw, 32px);
  align-items: start;
}
@media (max-width: 1100px) { .grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px)  { .grid { grid-template-columns: repeat(2, 1fr); gap: 38px 14px; } }
@media (max-width: 360px)  { .grid { grid-template-columns: 1fr; } }

/* 首页精选：大小不一的方块错落排布 */
.grid--editorial { grid-template-columns: repeat(12, 1fr); column-gap: clamp(16px, 2vw, 32px); }
.grid--editorial .card:nth-child(1) { grid-column: 1 / span 6; }
.grid--editorial .card:nth-child(2) { grid-column: 8 / span 4; align-self: end; }
.grid--editorial .card:nth-child(3) { grid-column: 2 / span 3; }
.grid--editorial .card:nth-child(4) { grid-column: 6 / span 4; }
.grid--editorial .card:nth-child(5) { grid-column: 10 / span 3; align-self: end; }
@media (max-width: 900px) {
  .grid--editorial { grid-template-columns: repeat(2, 1fr); }
  .grid--editorial .card:nth-child(n) { grid-column: auto; align-self: start; }
}

.card { display: flex; flex-direction: column; }
.card__frame {
  display: block; aspect-ratio: 1 / 1; overflow: hidden;
  background: #151515;            /* 图片没加载出来前先是黑块，不会闪白 */
}
.card__frame img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .7s cubic-bezier(.22,.61,.36,1);
}
.card:hover .card__frame img { transform: scale(1.04); }

.card__meta { display: block; margin-top: 16px; padding-top: 13px; border-top: 1px solid var(--line); }
.card__no {
  display: block;
  font-size: 10px; letter-spacing: .16em; color: var(--faint); margin-bottom: 8px;
}
.card__title {
  display: block; font-size: 14.5px; font-weight: 500; letter-spacing: -.004em;
  line-height: 1.35; min-height: 2.7em;   /* 让相邻卡片的标签块等高 */
}
.card__sub { display: block; font-size: 12.5px; line-height: 1.5; color: var(--muted); }
.card__sub + .card__sub { color: var(--faint); }
.card__price { display: block; font-size: 13px; margin-top: 7px; color: var(--ink); }
@media (max-width: 760px) {
  .card__title { font-size: 13.5px; }
  .card__sub { font-size: 12px; }
}

/* --- 筛选条 -------------------------------------------------------------- */

.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button {
  font-family: inherit; font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  background: none; border: 1px solid var(--line); color: var(--muted);
  padding: 9px 16px; cursor: pointer; transition: all .22s ease;
}
.filters button:hover { color: var(--ink); border-color: var(--faint); }
.filters button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* --- 作品详情页 ---------------------------------------------------------- */

.work { display: grid; grid-template-columns: minmax(0,7fr) minmax(0,5fr); gap: clamp(32px, 5vw, 92px); align-items: start; }
@media (max-width: 940px) { .work { grid-template-columns: 1fr; } }

.work__view {
  position: sticky; top: 100px;
  display: flex; align-items: center; justify-content: flex-start;
}
.work__view img { max-height: min(78vh, 800px); width: auto; cursor: zoom-in; }
@media (max-width: 940px) { .work__view { position: static; } }

.work__title {
  font-size: clamp(24px, 3vw, 38px); line-height: 1.18; letter-spacing: -.02em;
  font-weight: 400; margin: 0 0 10px; text-wrap: balance;
}
.work__attr { font-size: 14px; color: var(--muted); margin: 0 0 30px; }
.work__lead { font-size: 16.5px; line-height: 1.55; margin: 0 0 34px; }

.specs { margin: 0; border-top: 1px solid var(--line); }
.specs > div {
  display: grid; grid-template-columns: 140px minmax(0,1fr); gap: 20px;
  padding: 15px 0; border-bottom: 1px solid var(--line);
}
.specs dt { font-size: 10.5px; letter-spacing: .15em; text-transform: uppercase; color: var(--faint); padding-top: 3px; }
.specs dd { margin: 0; font-size: 14px; }
@media (max-width: 480px) { .specs > div { grid-template-columns: 1fr; gap: 4px; } }

.enquire {
  margin-top: 40px; padding: 30px; background: var(--wash);
}
.enquire p { margin: 0 0 18px; font-size: 14px; color: #3a3835; }
.enquire .enquire__price {
  font-size: clamp(24px, 2.6vw, 30px); line-height: 1; letter-spacing: -.015em;
  color: var(--ink); margin-bottom: 14px;
}
.btn {
  display: inline-block; background: var(--ink); color: var(--paper);
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  padding: 15px 30px; transition: opacity .22s ease;
}
.btn:hover { opacity: .78; }
.btn--ghost { background: none; color: var(--ink); border: 1px solid var(--ink); }

.work__body { margin-top: 46px; }
.work__body p { font-size: 15px; line-height: 1.72; margin: 0 0 1.3em; color: #2c2a27; }

/* 上一件 / 下一件 */
.pager {
  display: flex; justify-content: space-between; gap: 20px;
  padding-top: 22px; border-top: 1px solid var(--line);
  margin-top: var(--band);
}
.pager a { font-size: 11px; letter-spacing: .15em; text-transform: uppercase; color: var(--muted); }
.pager a:hover { color: var(--ink); }

/* 灯箱 —— 货品图是黑底，放大时背景也用近黑，图片边缘就看不出来 */
.lightbox {
  position: fixed; inset: 0; z-index: 200; display: none;
  background: rgba(14,14,14,.97); padding: 4vh 4vw; cursor: zoom-out;
  align-items: center; justify-content: center;
}
.lightbox[data-open="true"] { display: flex; }
.lightbox img { max-width: 100%; max-height: 92vh; width: auto; }
.lightbox__close {
  position: absolute; top: 22px; right: 26px; background: none; border: 0;
  font-family: inherit; font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
  cursor: pointer; color: #efede8;
}

/* --- 通用内容页 ---------------------------------------------------------- */

.page-head { padding: clamp(56px, 8vw, 120px) 0 clamp(30px, 4vw, 56px); }
.page-head h1 {
  font-size: clamp(30px, 4.4vw, 62px); line-height: 1.08; letter-spacing: -.026em;
  font-weight: 400; margin: 0; text-wrap: balance;
}
.page-head .lede { margin: 26px 0 0; max-width: 660px; }

.legal h2 { font-size: 15px; font-weight: 500; margin: 44px 0 12px; letter-spacing: -.005em; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { font-size: 14.5px; line-height: 1.72; color: #33312e; }
.legal ul { padding-left: 20px; margin: 0 0 1.25em; }
.legal li { margin-bottom: .45em; }

/* 事实列表（关于页 / 联系页） */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.facts > div { background: var(--paper); padding: 26px 24px; }
.facts dt { font-size: 10.5px; letter-spacing: .15em; text-transform: uppercase; color: var(--faint); margin-bottom: 10px; }
.facts dd { margin: 0; font-size: 14px; line-height: 1.65; }

/* 表单 */
.form { display: grid; gap: 22px; max-width: 620px; }
.field label {
  display: block; font-size: 10.5px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 8px;
}
.field input, .field textarea, .field select {
  width: 100%; font-family: inherit; font-size: 15px; color: var(--ink);
  background: none; border: 0; border-bottom: 1px solid var(--line);
  padding: 10px 0; transition: border-color .2s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-bottom-color: var(--ink);
}
.field textarea { resize: vertical; min-height: 110px; }
.field ::placeholder { color: var(--faint); opacity: 1; }
.form__note { font-size: 12.5px; color: var(--muted); margin: 0; }

/* --- 页脚（横排极简，与 Vining 的居中堆叠刻意相反）--------------------- */

.foot {
  border-top: 1px solid var(--line);
  padding-block: clamp(56px, 8vw, 110px) 30px;
  margin-top: var(--band);
}

.foot__label {
  font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--faint); margin: 0 0 18px;
}

/* 邮箱地址本身就是页脚的主视觉 */
.foot__cta {
  display: inline-block;
  font-size: clamp(22px, 3.4vw, 46px);
  line-height: 1.1; letter-spacing: -.022em;
  padding-bottom: 6px; border-bottom: 1px solid var(--line);
  transition: border-color .3s ease, opacity .3s ease;
  word-break: break-word;
}
.foot__cta:hover { border-bottom-color: var(--ink); opacity: .65; }

.foot__aside {
  margin: 26px 0 0; max-width: 46ch;
  font-size: 13.5px; line-height: 1.6; color: var(--muted);
}

.foot__row {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: 14px clamp(28px, 5vw, 72px);
  margin-top: clamp(52px, 8vw, 104px);
  padding-top: 20px; border-top: 1px solid var(--line);
}

.foot__links { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.foot__links a {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink); transition: opacity .2s ease;
}
.foot__links a:hover { opacity: .5; }
.foot__links--fine a { color: var(--muted); }

.foot__mark { margin-left: auto; font-size: 11px; color: var(--faint); letter-spacing: .04em; }

@media (max-width: 760px) {
  .foot__row { flex-direction: column; align-items: flex-start; gap: 20px; }
  .foot__mark { margin-left: 0; }
}

/* 占位提示条 —— 交付前删掉这段和页面里的 .placeholder-bar 即可 */
.placeholder-bar {
  background: #fffbe8; border-bottom: 1px solid #f0e4b8;
  font-size: 12px; color: #6b5a1e; text-align: center; padding: 9px 16px;
}