/* ============================================================
   陈晴 · 动画与影像作品集
   ============================================================ */

:root {
  --paper: #f7f3ec;
  --paper-2: #efe9df;
  --ink: #17140f;
  --ink-2: #4c4639;
  --ink-3: #7d7565;
  --rule: rgba(23, 20, 15, 0.13);
  --accent: #a6405e;
  --gold: #b48a55;
  --dark: #100f0c;
  --dark-2: #1a1814;
  --isle: #f5e5e8;
  --serif: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
  --wrap: 1180px;
  --pad: clamp(20px, 5vw, 56px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ── top bar ─────────────────────────────────────────────── */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px var(--pad);
  background: rgba(247, 243, 236, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(23, 20, 15, 0.08);
}

.topbar__brand {
  font-family: var(--serif);
  font-size: 17px;
  letter-spacing: 0.04em;
}
.topbar__brand span { color: var(--ink-3); font-size: 13px; letter-spacing: 0.08em; }

.topbar__nav { display: flex; gap: clamp(14px, 2.6vw, 30px); }
.topbar__nav a {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  padding-block: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.topbar__nav a:hover { color: var(--accent); border-color: var(--accent); }
.topbar__nav a.is-active { color: var(--accent); border-color: var(--accent); }

@media (max-width: 720px) {
  .topbar__nav { display: none; }
}

/* ── hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: min(94vh, 900px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: #f4efe6;
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 38%;
  transform: scale(1.05);
  filter: saturate(1.06);
  z-index: -2;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(30, 16, 32, 0.70) 0%, rgba(30, 16, 32, 0.42) 38%, rgba(20, 11, 22, 0.95) 100%),
    linear-gradient(90deg, rgba(26, 13, 28, 0.72), rgba(26, 13, 28, 0.12));
}

.hero__inner {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(90px, 14vh, 150px) var(--pad) clamp(48px, 7vh, 80px);
}

.hero__eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #d8c9a8;
}

.hero__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(54px, 12vw, 118px);
  line-height: 0.95;
  letter-spacing: 0.06em;
  margin: 0 0 22px;
}

.hero__sub {
  font-family: var(--serif);
  font-size: clamp(17px, 2.4vw, 24px);
  letter-spacing: 0.06em;
  margin: 0 0 20px;
  color: #f0e7d7;
}

.hero__lead {
  max-width: 46em;
  margin: 0 0 40px;
  font-size: 15px;
  line-height: 1.95;
  color: rgba(240, 233, 218, 0.78);
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 5vw, 64px);
  margin: 0;
  padding: 26px 0 0;
  list-style: none;
  border-top: 1px solid rgba(240, 233, 218, 0.22);
}
.stats b {
  display: block;
  font-family: var(--serif);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 500;
  line-height: 1.1;
  color: #f6efe2;
}
.stats span {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(240, 233, 218, 0.6);
}

.hero__scroll {
  position: absolute;
  right: var(--pad);
  bottom: 34px;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: rgba(240, 233, 218, 0.5);
  writing-mode: vertical-rl;
}

/* ── section shell ──────────────────────────────────────── */
.section { padding: clamp(64px, 10vw, 128px) 0; scroll-margin-top: 76px; }
.section--index { background: var(--paper); }
.section--warm { background: var(--paper-2); }
.section--flow { background: var(--paper); }
.section--isle { background: var(--isle); }
.section--dark { background: var(--dark); color: #eee7db; }

.section__head { max-width: 62em; }

.kicker {
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--accent);
}
.section--dark .kicker { color: #c9a45f; }

.h2 {
  font-family: var(--serif);
  font-size: clamp(30px, 4.6vw, 50px);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: 0.03em;
  margin: 0 0 20px;
}

.lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 2;
  color: var(--ink-2);
}
.section--dark .lead { color: rgba(236, 229, 216, 0.76); }
.lead strong { color: var(--ink); font-weight: 600; }
.section--dark .lead strong { color: #fff; }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}
.chips li {
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 6px 13px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-2);
}
.section--dark .chips li { border-color: rgba(238, 231, 219, 0.22); color: rgba(238, 231, 219, 0.74); }

.subhead {
  font-family: var(--serif);
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: clamp(52px, 7vw, 88px) 0 6px;
  padding-top: 26px;
  border-top: 1px solid var(--rule);
}
.subnote {
  margin: 0 0 26px;
  font-size: 13.5px;
  color: var(--ink-3);
  max-width: 52em;
}

/* ── index cards ────────────────────────────────────────── */
.index-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(18px, 2.4vw, 34px);
  margin-top: clamp(36px, 5vw, 64px);
}
@media (max-width: 900px) { .index-cards { grid-template-columns: 1fr; } }

.index-card { display: block; }
.index-card__img {
  overflow: hidden;
  background: #ddd5c7;
  aspect-ratio: 4 / 3;
}
.index-card__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.index-card:hover .index-card__img img { transform: scale(1.045); }
.index-card__no {
  margin: 18px 0 4px;
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--accent);
}
.index-card h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.index-card p:last-child {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-3);
}

/* ── films (expo) ───────────────────────────────────────── */
.films {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(26px, 4vw, 54px) clamp(22px, 3vw, 40px);
  margin-top: clamp(36px, 5vw, 60px);
}
@media (max-width: 860px) { .films { grid-template-columns: 1fr; } }

.film { display: flex; flex-direction: column; }

.film--wide {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(20px, 3vw, 44px);
  align-items: center;
}
.film--wide .film__media { aspect-ratio: var(--ar, 16 / 9); }
.film--wide .film__body { padding-top: 0; }
@media (max-width: 860px) {
  .film--wide { grid-column: span 1; grid-template-columns: 1fr; }
  .film--wide .film__body { padding-top: 16px; }
}
.film__media {
  overflow: hidden;
  background: #000;
  aspect-ratio: var(--ar, 16 / 9);
  border: 1px solid rgba(238, 231, 219, 0.12);
}
.film__media video,
.vcard__frame video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.film__body { padding-top: 16px; }
.film__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
}
.tag {
  padding: 3px 9px;
  border: 1px solid rgba(201, 164, 95, 0.5);
  color: #c9a45f;
  border-radius: 3px;
  font-size: 11px;
  letter-spacing: 0.12em;
}
.dur { color: rgba(238, 231, 219, 0.55); font-variant-numeric: tabular-nums; }

.film h3 {
  margin: 10px 0 8px;
  font-family: var(--serif);
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 600;
  letter-spacing: 0.03em;
}
.film h3 span {
  display: block;
  margin-top: 4px;
  font-family: var(--sans);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  font-weight: 400;
  color: rgba(238, 231, 219, 0.45);
}
.film p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.9;
  color: rgba(238, 231, 219, 0.66);
}

/* ── stat row ───────────────────────────────────────────── */
.statrow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin: clamp(34px, 4.5vw, 52px) 0 0;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.statrow > div {
  background: var(--paper-2);
  padding: 22px 18px;
}
.statrow b {
  display: block;
  font-family: var(--serif);
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 500;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.statrow span {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
}
@media (max-width: 700px) { .statrow { grid-template-columns: repeat(2, 1fr); } }

/* ── galleries ──────────────────────────────────────────── */
.gallery {
  display: grid;
  gap: clamp(14px, 2vw, 26px);
  align-items: start;
}
.gallery--2 { grid-template-columns: repeat(2, 1fr); }
.gallery--3 { grid-template-columns: repeat(3, 1fr); }
.gallery--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) {
  .gallery--3, .gallery--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .gallery--2, .gallery--3, .gallery--4 { grid-template-columns: 1fr; }
}

.shot { margin: 0; cursor: zoom-in; }
.shot img {
  width: 100%;
  background: #e3ddd1;
  transition: transform 0.5s ease, filter 0.3s ease;
}
.shot:hover img { filter: brightness(1.02); }
.shot figcaption {
  margin-top: 9px;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
}
.shot--wide { grid-column: span 2; }
@media (max-width: 600px) { .shot--wide { grid-column: span 1; } }

/* ── video cards ────────────────────────────────────────── */
.videos {
  display: grid;
  gap: clamp(16px, 2.4vw, 30px);
  margin-top: 12px;
}
.videos--2 { grid-template-columns: repeat(2, 1fr); }
.videos--3 { grid-template-columns: repeat(3, 1fr); }
.videos--stack { grid-template-columns: 1fr; }
@media (max-width: 900px) {
  .videos--2, .videos--3 { grid-template-columns: 1fr; }
}

.vcard { margin: 0; }
.vcard__frame {
  aspect-ratio: var(--ar, 16 / 9);
  background: #000;
  overflow: hidden;
  border: 1px solid var(--rule);
}
.vcard figcaption {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 9px;
  font-size: 12.5px;
  color: var(--ink-2);
}
.vcard__no {
  font-family: var(--serif);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--accent);
}
.vcard__dur {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  color: var(--ink-3);
}

.src-link {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: inherit;
  opacity: 0.45;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  cursor: pointer;
}
.src-link:hover { opacity: 0.9; }
.section--dark .src-link { color: #c9a45f; }

/* ── isle ───────────────────────────────────────────────── */
.isle-hero {
  position: relative;
  margin: clamp(34px, 4.5vw, 54px) 0 clamp(10px, 2vw, 20px);
  overflow: hidden;
}
.isle-hero img,
.isle-hero video { width: 100%; display: block; background: #000; }
.isle-hero__cap {
  position: absolute;
  left: 0; top: 0;
  padding: 12px 18px;
  background: rgba(20, 17, 14, 0.72);
  backdrop-filter: blur(6px);
  color: #f2e9dc;
  font-size: 12px;
  letter-spacing: 0.1em;
}
.isle-hero__cap .tag { border-color: rgba(242, 233, 220, 0.5); color: #f2e9dc; }
.isle-hero__cap p { margin: 6px 0 0; }

.chars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 26px);
}
@media (max-width: 960px) { .chars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .chars { grid-template-columns: 1fr; } }

.char {
  position: relative;
  padding: 22px 20px 20px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(23, 20, 15, 0.09);
  overflow: hidden;
}
.char::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c1), var(--c2));
}
.char__no {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--ink-3);
}
.char h4 {
  margin: 0;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.06em;
}
.char__type {
  margin: 2px 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--accent);
}
.char dl {
  margin: 0;
  display: grid;
  grid-template-columns: 3.6em 1fr;
  gap: 6px 10px;
  font-size: 12.5px;
  line-height: 1.7;
}
.char dt { color: var(--ink-3); letter-spacing: 0.06em; }
.char dd { margin: 0; color: var(--ink-2); }

/* ── steps ──────────────────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(18px, 2.6vw, 34px);
  margin: clamp(38px, 5vw, 60px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

.step__img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #e3ddd1;
  margin-bottom: 16px;
}
.step__img img { width: 100%; height: 100%; object-fit: cover; }
.step__no {
  margin: 0 0 6px;
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--accent);
}
.step h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.step p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-3);
}

/* ── footer ─────────────────────────────────────────────── */
.footer {
  background: var(--dark);
  color: rgba(238, 231, 219, 0.7);
  padding: clamp(48px, 7vw, 82px) 0;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(22px, 4vw, 60px);
}
@media (max-width: 760px) { .footer__inner { grid-template-columns: 1fr; } }
.footer__title {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: 0.06em;
  color: #f0e7d8;
}
.footer p { margin: 0 0 10px; font-size: 12.5px; line-height: 1.9; }
.footer__note { color: rgba(238, 231, 219, 0.55); }
.footer__meta p { color: rgba(238, 231, 219, 0.45); }

/* ── lightbox ───────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: clamp(16px, 4vw, 48px);
  background: rgba(10, 9, 7, 0.94);
  backdrop-filter: blur(4px);
}
.lightbox.is-open { display: flex; }
.lightbox__img {
  max-width: min(1400px, 96vw);
  max-height: 82vh;
  width: auto;
  object-fit: contain;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
}
.lightbox__cap {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: rgba(240, 233, 218, 0.72);
  text-align: center;
  max-width: 60em;
}
.lightbox__close {
  position: absolute;
  top: 18px; right: 22px;
  width: 44px; height: 44px;
  font-size: 26px;
  line-height: 1;
  color: #efe6d7;
  background: transparent;
  border: 1px solid rgba(239, 230, 215, 0.3);
  border-radius: 50%;
  cursor: pointer;
}
.lightbox__close:hover { background: rgba(239, 230, 215, 0.12); }

/* ── reveal ─────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* focus states */
a:focus-visible, button:focus-visible, .shot:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ── 个人短篇小说 ──────────────────────────────────────── */
.section--novels { background: var(--paper); }

.novels-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 2.6vw, 36px);
  margin-top: clamp(30px, 4vw, 52px);
}
@media (max-width: 920px) { .novels-grid { grid-template-columns: 1fr; } }

.novel {
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 2.6vw, 32px);
  background: #fffdf8;
  border: 1px solid var(--rule);
}
.novel__tag {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--accent);
}
.novel__title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 600;
  letter-spacing: 0.03em;
}
.novel__meta {
  margin: 7px 0 16px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.novel__synopsis {
  margin: 0 0 18px;
  padding: 12px 15px;
  background: rgba(166, 64, 94, 0.06);
  border-left: 2px solid var(--accent);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--ink-2);
}
.novel__scroll {
  max-height: min(56vh, 520px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 14px;
  font-family: var(--serif);
  font-size: 15px;
  line-height: 2.05;
  color: #2b2721;
  scrollbar-width: thin;
  scrollbar-color: rgba(23, 20, 15, 0.26) transparent;
}
.novel__scroll p { margin: 0 0 1em; text-indent: 2em; }
.novel__scroll p:last-child { margin-bottom: 0; }
.novel__scroll::-webkit-scrollbar { width: 6px; }
.novel__scroll::-webkit-scrollbar-thumb { background: rgba(23, 20, 15, 0.22); border-radius: 3px; }
.novel__scroll::-webkit-scrollbar-track { background: transparent; }
.novel__scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.novel__hint {
  margin: 14px 0 0;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}
.novel__hint span { margin-right: 4px; color: var(--accent); }

/* ── 工作流 ────────────────────────────────────────────── */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(18px, 2.6vw, 34px);
  margin-top: clamp(34px, 4vw, 54px);
  align-items: start;
}
@media (max-width: 780px) { .flow-grid { grid-template-columns: 1fr; } }

.flow-card { margin: 0; }
.flow-card__img {
  background: #16151a;
  border: 1px solid var(--rule);
  overflow: hidden;
}
.flow-card__img img { width: 100%; display: block; }
.flow-card figcaption {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 11px;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--ink-2);
}
.flow-card figcaption::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--accent);
  flex: 0 0 auto;
}