/* ==========================================================================
   麻进 / Magic Man — 个人网站样式表
   深底 / 作品主导 / 双语
   ========================================================================== */

:root {
  --bg: #0b0b0b;
  --bg-soft: #121211;
  --fg: #f1f0e9;
  --fg-dim: #b3b2a9;
  --fg-faint: #7d7c74;
  --line: #2e2e2a;
  --line-strong: #4a4a42;
  --accent: #e5ee39;
  --maxw: 1280px;
  --pad: clamp(16px, 4vw, 44px);
  --display: Impact, "Haettenschweiler", "Arial Narrow", "Franklin Gothic Heavy", "Arial Black", sans-serif;
  --display-cn: "Microsoft YaHei", "PingFang SC", "Source Han Sans SC", "Noto Sans SC", sans-serif;
  --body: "Helvetica Neue", Helvetica, Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; overflow-x: hidden; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; text-align: left; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ------------------------------------------------------------------ 页头 */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 11, 11, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar__in {
  max-width: var(--maxw); margin: 0 auto; padding: 14px var(--pad);
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.wordmark {
  font-family: var(--display); font-weight: 700; font-size: 23px;
  letter-spacing: -.02em; text-transform: uppercase; line-height: 1;
  white-space: nowrap;
}
.wordmark span { color: var(--accent); }
.nav { display: flex; align-items: center; gap: clamp(14px, 2.4vw, 30px); font-size: 13px; letter-spacing: .04em; }
.nav a { padding: 8px 0; color: var(--fg-dim); border-bottom: 1px solid transparent; transition: color .18s, border-color .18s; }
.nav a:hover { color: var(--fg); }
.nav a[aria-current="page"] { color: var(--fg); border-bottom-color: var(--accent); }
.nav__cn { display: none; }
html[data-lang="zh"] .nav__en { display: none; }
html[data-lang="zh"] .nav__cn { display: inline; }
.lang {
  font-size: 12px; letter-spacing: .1em; color: var(--accent);
  border: 1px solid var(--line-strong); padding: 6px 11px; transition: border-color .18s, background .18s;
}
.lang:hover { border-color: var(--accent); }
.burger { display: none; }

@media (max-width: 720px) {
  .nav { gap: 13px; font-size: 12px; }
  .nav .nav__opt { display: none; }
  .wordmark { font-size: 19px; }
}

/* ------------------------------------------------------------------ 首页 */
.hero { padding: clamp(22px, 3.6vw, 46px) 0 clamp(18px, 2.6vw, 34px); }
.hero__stage {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.hero__tag {
  font-size: clamp(10px, .95vw, 12px); letter-spacing: .24em; text-transform: uppercase;
  color: var(--fg-faint); margin: 0 0 clamp(6px, 1vw, 14px);
}
.hero__name {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(52px, 12.4vw, 172px);
  line-height: .9; letter-spacing: -.02em; text-transform: uppercase;
  margin: 0; white-space: nowrap; color: var(--fg);
}

/* 错落叠放的真实作品 —— 位置在下方按类名给定 */
.hero__collage {
  position: relative;
  height: clamp(360px, 42vw, 560px);
  margin-top: clamp(14px, 2.2vw, 30px);
}
.obj {
  position: absolute; display: block; overflow: hidden;
  background: var(--bg-soft); z-index: 3;
  transition: transform .34s cubic-bezier(.2, .7, .3, 1), box-shadow .34s;
  box-shadow: 0 22px 54px rgba(0, 0, 0, .55);
}
.obj img { width: 100%; height: 100%; object-fit: cover; }
.obj:hover, .obj:focus-visible { transform: rotate(0deg) scale(1.035) !important; z-index: 9; box-shadow: 0 30px 70px rgba(0, 0, 0, .7); }
.obj__cap {
  position: absolute; left: 0; bottom: 0; right: 0;
  padding: 26px 10px 9px;
  background: linear-gradient(to top, rgba(0, 0, 0, .88), rgba(0, 0, 0, 0));
  font-size: 11px; letter-spacing: .06em; color: #f2f1ea;
  opacity: 0; transform: translateY(6px); transition: opacity .28s, transform .28s;
}
.obj:hover .obj__cap, .obj:focus-visible .obj__cap { opacity: 1; transform: none; }

.hero__cn {
  position: absolute; left: 0; bottom: 0;
  font-family: var(--display-cn); font-weight: 900; font-size: clamp(30px, 4.4vw, 60px);
  letter-spacing: -.06em; line-height: 1; z-index: 6;
}
.hero__caption {
  position: absolute; left: 48%; bottom: 2px; max-width: 26%;
  font-size: clamp(11px, 1.05vw, 13px); line-height: 1.85; color: var(--fg-dim); z-index: 6; margin: 0;
}

/* 六个真实作品的位置：错落、互不遮挡、留出署名与说明 */
.obj--a { left: 24%; top: 0;    width: 44%; height: 62%; transform: rotate(-1.6deg); z-index: 4; }
.obj--b { left: 0;   top: 2%;   width: 12.5%; height: 74%; transform: rotate(-7deg); }
.obj--c { right: 0;  top: 0;    width: 21%; height: 36%; transform: rotate(5deg); }
.obj--d { right: 1%; top: 42%;  width: 16%; height: 27%; transform: rotate(-4deg); }
.obj--e { right: 0;  top: 72%;  width: 21%; height: 28%; transform: rotate(4deg); }
.obj--f { left: 24%; top: 66%;  width: 22%; height: 30%; transform: rotate(-2deg); z-index: 5; }

@media (prefers-reduced-motion: reduce) {
  .obj, .obj__cap { transition: none; }
  .obj:hover { transform: none !important; }
}

@media (max-width: 720px) {
  .hero__name { font-size: 13vw; white-space: normal; }
  .hero__collage {
    height: auto; margin-top: 14px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 16px 10px;
  }
  .obj {
    position: static !important; transform: none !important;
    width: auto !important; height: auto !important;
    left: auto; top: auto; right: auto;
    overflow: visible; box-shadow: none;
  }
  .obj img { height: 34vw; }
  .obj--a { grid-column: 1 / -1; }
  .obj--a img { height: 52vw; }
  .obj__cap {
    position: static; opacity: 1; transform: none;
    background: none; padding: 7px 0 0; color: var(--fg-dim); font-size: 10.5px; line-height: 1.5;
  }
  .hero__cn { position: static; font-size: 38px; grid-column: 1 / -1; margin-top: 6px; }
  .hero__caption { position: static; max-width: none; grid-column: 1 / -1; margin: 0 0 4px; }
}

/* --------------------------------------------------------- 分类索引 */
.fields { padding: clamp(30px, 5vw, 62px) 0 clamp(30px, 4vw, 52px); }
.rule { border: 0; border-top: 1px solid var(--line-strong); margin: 0 0 16px; }
.fields__head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: clamp(18px, 2.4vw, 30px);
}
.fields__head b { font-weight: 400; color: var(--accent); letter-spacing: .18em; }
.fields__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 clamp(16px, 2.4vw, 34px); }
@media (max-width: 980px) { .fields__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px) { .fields__grid { grid-template-columns: repeat(2, 1fr); } }

.field {
  display: grid; grid-template-columns: 26px 1fr auto; gap: 4px 6px; align-items: baseline;
  padding: 15px 0; border-bottom: 1px solid var(--line); min-height: 56px;
}
.field i { font-style: normal; font-size: 11px; color: var(--fg-faint); font-variant-numeric: tabular-nums; }
.field b { font-weight: 400; font-size: clamp(14px, 1.25vw, 16px); line-height: 1.3; }
.field em { font-style: normal; font-size: 10px; color: var(--fg-faint); letter-spacing: .08em; grid-column: 2 / -1; }
.field:hover b, .field:focus-visible b { color: var(--accent); }
.field__n { font-size: 11px; color: var(--fg-faint); font-variant-numeric: tabular-nums; }

@media (max-width: 720px) {
  .fields__head { flex-wrap: wrap; gap: 6px; letter-spacing: .12em; }
  .fields__head span { letter-spacing: .08em; }
  .field { grid-template-columns: 22px 1fr auto; padding: 13px 0; min-height: 50px; }
  .field em { font-size: 9.5px; }
}

/* ------------------------------------------------------------- 长卷入口 */
.feature { border-top: 1px solid var(--line-strong); padding: clamp(28px, 4vw, 48px) 0; }
.feature__in {
  max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad);
  display: grid; grid-template-columns: .85fr 1.6fr; gap: clamp(20px, 3.4vw, 52px); align-items: center;
}
.feature__label { font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--fg-faint); }
.feature h2 { font-family: var(--display-cn); font-weight: 900; font-size: clamp(28px, 3.6vw, 46px); letter-spacing: -.03em; margin: 8px 0 10px; line-height: 1.1; }
.feature p { font-size: 13px; line-height: 1.8; color: var(--fg-dim); margin: 0 0 18px; }
.feature__cta { font-size: 13px; color: var(--accent); border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.feature__cta:hover { color: var(--fg); }
.feature__media { display: block; overflow: hidden; }
.feature__media img { width: 100%; height: clamp(150px, 17vw, 230px); object-fit: cover; object-position: 50% 45%; transition: transform .5s; }
.feature__media:hover img { transform: scale(1.03); }
@media (max-width: 720px) { .feature__in { grid-template-columns: 1fr; } }

/* --------------------------------------------------------------- 页脚 */
.footer { border-top: 1px solid var(--line-strong); padding: clamp(26px, 4vw, 44px) 0; }
.footer__in { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 26px; font-size: 12.5px; color: var(--fg-dim); }
.footer h3 { font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--fg-faint); font-weight: 400; margin: 0 0 10px; }
.footer a:hover { color: var(--accent); }
.footer__sig { font-family: var(--display); text-transform: uppercase; font-size: 26px; letter-spacing: -.02em; color: var(--fg); margin-bottom: 8px; line-height: 1; }
.footer__note { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 14px; font-size: 11.5px; color: var(--fg-faint); line-height: 1.75; }
@media (max-width: 720px) { .footer__in { grid-template-columns: 1fr 1fr; } }

/* ------------------------------------------------------------- 页面通用 */
.page { padding: clamp(26px, 4vw, 54px) 0 clamp(50px, 7vw, 90px); }
.back { font-size: 12.5px; letter-spacing: .06em; color: var(--accent); display: inline-block; padding: 8px 0; }
.back:hover { color: var(--fg); }
.page__title {
  font-family: var(--display); font-weight: 400; text-transform: uppercase;
  font-size: clamp(38px, 7.6vw, 104px); line-height: .98; letter-spacing: -.025em;
  margin: 18px 0 10px; overflow-wrap: anywhere;
}
.page__sub { font-family: var(--display-cn); font-weight: 900; font-size: clamp(17px, 2.1vw, 25px); letter-spacing: -.02em; margin: 0 0 16px; }
.page__intro { max-width: 660px; font-size: clamp(14px, 1.25vw, 16px); line-height: 1.9; color: var(--fg-dim); margin: 0 0 14px; }
.page__meta { font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint); }

/* ------------------------------------------------------------- 作品栅格 */
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 40px) clamp(14px, 2.2vw, 30px); margin-top: clamp(26px, 3.4vw, 46px); }
@media (max-width: 900px) { .tiles { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .tiles { grid-template-columns: 1fr; } }
.tiles--offset > *:nth-child(3n + 2) { padding-top: clamp(0px, 4vw, 54px); }
@media (max-width: 900px) { .tiles--offset > *:nth-child(3n + 2) { padding-top: 0; } .tiles--offset > *:nth-child(even) { padding-top: 40px; } }

.tile { display: block; width: 100%; }
.tile__media { display: block; position: relative; overflow: hidden; background: var(--bg-soft); aspect-ratio: 4 / 3; }
.tile__media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .55s cubic-bezier(.2, .7, .3, 1); }
.tile:hover .tile__media img { transform: scale(1.045); }
.tile__flag {
  position: absolute; top: 9px; right: 9px; z-index: 2;
  font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase;
  background: rgba(11, 11, 11, .82); color: var(--accent); padding: 3px 7px; border: 1px solid var(--line-strong);
}
.tile__body { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-top: 11px; }
.tile__zh { display: block; font-size: clamp(14px, 1.2vw, 15.5px); line-height: 1.4; }
.tile__en { display: block; font-size: 11px; color: var(--fg-faint); letter-spacing: .04em; margin-top: 2px; line-height: 1.4; }
.tile__more { font-size: 11px; color: var(--fg-faint); white-space: nowrap; }
.tile:hover .tile__zh { color: var(--accent); }
@media (prefers-reduced-motion: reduce) { .tile__media img, .feature__media img { transition: none; } }

/* ------------------------------------------------------------- 作品详情 */
.detail { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: clamp(24px, 3.6vw, 54px); align-items: start; margin-top: clamp(18px, 2.6vw, 34px); }
@media (max-width: 900px) { .detail { grid-template-columns: 1fr; } }
.detail__media { display: grid; gap: 12px; }
/* 关键：不把图放大到列宽。素材原生分辨率高低不一，强行拉满会把小图拉糊。
   改为按原生尺寸渲染、超宽才收缩，小于列宽的居中显示。 */
.detail__media img { max-width: 100%; width: auto; height: auto; margin-inline: auto; background: var(--bg-soft); }
.detail__zh { font-family: var(--display-cn); font-weight: 900; font-size: clamp(25px, 3.4vw, 40px); letter-spacing: -.03em; line-height: 1.15; margin: 0 0 4px; }
.detail__en { font-family: var(--display); text-transform: uppercase; font-size: clamp(17px, 2vw, 24px); letter-spacing: -.01em; color: var(--fg-dim); line-height: 1.15; margin: 0 0 20px; }
.detail__text { font-size: clamp(14.5px, 1.2vw, 16px); line-height: 1.95; color: #cfcfc5; margin: 0 0 22px; }
.spec { border-top: 1px solid var(--line-strong); margin: 0 0 22px; }
.spec div { display: grid; grid-template-columns: 92px 1fr; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.spec dt { color: var(--fg-faint); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; }
.spec dd { margin: 0; color: var(--fg-dim); line-height: 1.6; }
.callout {
  border-left: 2px solid var(--accent); background: rgba(229, 238, 57, .05);
  padding: 12px 15px; font-size: 12.5px; line-height: 1.8; color: var(--fg-dim); margin: 0 0 20px;
}
.callout b { color: var(--accent); font-weight: 400; letter-spacing: .06em; display: block; margin-bottom: 3px; font-size: 11px; text-transform: uppercase; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 22px; }
.tag { font-size: 11px; letter-spacing: .06em; border: 1px solid var(--line-strong); padding: 4px 9px; color: var(--fg-dim); }
.tag:hover { border-color: var(--accent); color: var(--accent); }
.detail__cta { display: inline-block; font-size: 13px; color: var(--accent); border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.detail__cta:hover { color: var(--fg); }

.adjacent { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: clamp(34px, 5vw, 66px); border-top: 1px solid var(--line-strong); padding-top: 18px; }
.adjacent a { display: block; }
.adjacent span { display: block; font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 5px; }
.adjacent b { font-weight: 400; font-size: clamp(14px, 1.4vw, 17px); line-height: 1.35; }
.adjacent a:hover b { color: var(--accent); }
.adjacent .adj--next { text-align: right; }

/* --------------------------------------------------------------- 文字页 */
.prose { max-width: 720px; margin-top: clamp(20px, 3vw, 36px); }
.prose h2 { font-family: var(--display-cn); font-weight: 900; font-size: clamp(19px, 2.1vw, 26px); letter-spacing: -.02em; margin: clamp(34px, 4.4vw, 56px) 0 12px; }
.prose h2:first-child { margin-top: 0; }
.prose p { font-size: clamp(14.5px, 1.2vw, 16px); line-height: 1.95; color: #cfcfc5; margin: 0 0 15px; }
.prose ul { list-style: none; padding: 0; margin: 0 0 18px; }
.prose li { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; line-height: 1.7; color: var(--fg-dim); display: grid; grid-template-columns: 74px 1fr; gap: 12px; }
.prose li b { color: var(--accent); font-weight: 400; font-variant-numeric: tabular-nums; }
.prose ul.plain li { grid-template-columns: 1fr; }
.cols { columns: 2; column-gap: clamp(22px, 3vw, 44px); }
.cols li { break-inside: avoid; grid-template-columns: 1fr; }
@media (max-width: 720px) { .cols { columns: 1; } }
.chips { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 22px; }
.chip { font-size: 12px; border: 1px solid var(--line); padding: 6px 11px; color: var(--fg-dim); }
.empty {
  border: 1px dashed var(--line-strong); padding: clamp(20px, 3vw, 34px);
  color: var(--fg-dim); font-size: 14px; line-height: 1.85; margin-top: 12px;
}
.empty b { display: block; color: var(--accent); font-weight: 400; letter-spacing: .12em; text-transform: uppercase; font-size: 11px; margin-bottom: 8px; }

/* ------------------------------------------------------------- 回到顶部 */
.totop { position: fixed; right: 18px; bottom: 18px; z-index: 60; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; background: rgba(11, 11, 11, .9); border: 1px solid var(--line-strong); padding: 9px 12px; color: var(--fg-dim); opacity: 0; pointer-events: none; transition: opacity .25s; }
.totop.on { opacity: 1; pointer-events: auto; }
.totop:hover { border-color: var(--accent); color: var(--accent); }