/* 山本耀司灵感网站原型 V1 — 黑白灰 + 一点红
   设计约束：图像第一、文字第二；衬线大字做标题；无渐变遮罩堆字；无彩色标签 */

:root {
  --bg: #0a0a0a;
  --bg-soft: #111110;
  --ink: #f2f2f0;
  --gray: #8f8f8a;
  --gray-dim: #5a5a56;
  --line: #262624;
  --red: #b32025;
  --serif: Georgia, "Times New Roman", "Songti SC", "STSong", SimSun, serif;
  --sans: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

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

::selection { background: var(--red); color: #fff; }

/* ---------- 通用 ---------- */

.eyebrow {
  font-size: 0.86rem;
  letter-spacing: 0.35em;
  color: var(--gray);
  line-height: 2.2;
}

.section {
  padding: 16vh 8vw;
  max-width: 1180px;
  margin: 0 auto;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3.4vw, 2.6rem);
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 1.2rem;
}

.kicker {
  display: block;
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--gray);
  margin-bottom: 1.4rem;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .cine-line, .cine { animation: none !important; }
}

/* ---------- 首页 ---------- */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 8vw;
  max-width: 1180px;
  margin: 0 auto;
}

.hero-q {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.1rem, 6.2vw, 4.4rem);
  line-height: 1.42;
  margin: 3.2rem 0 2.4rem;
}

.hero-q .mark {
  color: var(--ink);
  box-shadow: inset 0 -0.14em 0 var(--red);
}

.hero-sub {
  color: var(--gray);
  font-size: 0.92rem;
  letter-spacing: 0.18em;
  margin-bottom: 3rem;
}

.cta {
  align-self: flex-start;
  font-size: 1.02rem;
  letter-spacing: 0.3em;
  padding: 1rem 2.2rem;
  border: 1px solid var(--gray-dim);
  transition: border-color 0.3s, background 0.3s;
}
.cta:hover { border-color: var(--ink); background: #161614; }
.cta .arrow { margin-left: 0.8em; }

.doors {
  padding: 14vh 8vw 10vh;
  max-width: 1180px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

.doors-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.35rem;
  letter-spacing: 0.14em;
  margin-bottom: 0.8rem;
}

.doors-sub { color: var(--gray); font-size: 0.88rem; margin-bottom: 4rem; }

.doors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.door {
  background: var(--bg);
  padding: 2rem 1.6rem 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 300px;
}

.door .door-word {
  font-family: var(--serif);
  font-size: 1.9rem;
  letter-spacing: 0.2em;
}

.door .door-q { font-size: 0.9rem; color: var(--gray); line-height: 1.8; flex: 1; }

.door .door-state {
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: var(--gray-dim);
}

.door.active { cursor: pointer; position: relative; transition: background 0.3s; }
.door.active:hover { background: #151513; }
.door.active .door-word { box-shadow: inset 0 -0.16em 0 var(--red); width: fit-content; }
.door.active .door-q { color: var(--ink); }
.door.active .door-state { color: var(--red); }

.door.locked .door-word, .door.locked .door-q { color: var(--gray-dim); }

.door .door-thumb {
  width: 88px;
  height: 118px;
  object-fit: cover;
  filter: grayscale(0.35);
}

footer {
  border-top: 1px solid var(--line);
  padding: 3.2rem 8vw 4rem;
  color: var(--gray-dim);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  line-height: 2.2;
}

/* ---------- 黑 · 页头 ---------- */

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 30;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 3.5vw;
  background: linear-gradient(#0a0a0a 30%, rgba(10,10,10,0));
}

.topbar a.back {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: var(--gray);
  transition: color 0.3s;
}
.topbar a.back:hover { color: var(--ink); }

/* ---------- 电影开场 ---------- */

.cine {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  animation: cineOut 0.9s ease 8.2s forwards;
}

.cine.gone { display: none; }

.cine-line {
  position: absolute;
  max-width: 26em;
  padding: 0 8vw;
  text-align: center;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 3.4vw, 2.3rem);
  line-height: 1.9;
  opacity: 0;
  animation: cineLine 2.7s ease calc(var(--i) * 2.75s) both;
}

.cine-skip {
  position: absolute;
  bottom: 4.5vh;
  font-size: 0.74rem;
  letter-spacing: 0.3em;
  color: var(--gray-dim);
  animation: cineSoft 2.7s ease 0.6s both;
}

@keyframes cineLine {
  0% { opacity: 0; transform: translateY(12px); }
  12% { opacity: 1; transform: none; }
  80% { opacity: 1; }
  100% { opacity: 0; }
}

@keyframes cineSoft {
  from { opacity: 0; } to { opacity: 1; }
}

@keyframes cineOut {
  to { opacity: 0; visibility: hidden; }
}

/* ---------- L1 全屏证据 ---------- */

.l1 {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: flex-end;
  background: #000;
}

.l1 img.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 32%;
  opacity: 0.82;
}

.l1 .l1-text {
  position: relative;
  z-index: 2;
  padding: 0 8vw 11vh;
  max-width: 900px;
}

.l1 .l1-tag {
  font-size: 0.78rem;
  letter-spacing: 0.35em;
  color: var(--gray);
  margin-bottom: 1.1rem;
}

.l1 .l1-sentence {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.6vw, 1.9rem);
  line-height: 1.95;
}

.l1 .scroll-cue {
  position: absolute;
  right: 8vw;
  bottom: 11vh;
  z-index: 2;
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: var(--gray);
  writing-mode: vertical-rl;
}

/* ---------- L2 问题 + 答案 ---------- */

.answer-words {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 3.4rem;
}

.aw {
  background: var(--bg);
  padding: 2rem 1.6rem;
}

.aw .aw-word {
  font-family: var(--serif);
  font-size: 2rem;
  letter-spacing: 0.18em;
  margin-bottom: 0.9rem;
}

.aw .aw-gloss { font-size: 0.86rem; color: var(--gray); line-height: 1.9; }

.lede {
  font-size: 1.06rem;
  color: var(--ink);
  max-width: 34em;
}

/* ---------- L2 证据 ---------- */

.evidence-item {
  display: grid;
  grid-template-columns: minmax(260px, 460px) 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  padding: 7vh 0;
  border-bottom: 1px solid var(--line);
}

.evidence-item:last-child { border-bottom: none; }
.evidence-item.flip { grid-template-columns: 1fr minmax(260px, 460px); }
.evidence-item.flip figure { order: 2; }

.evidence-item figure img { width: 100%; }

.evidence-item .ev-tag {
  font-size: 0.76rem;
  letter-spacing: 0.32em;
  color: var(--gray);
  margin-bottom: 1rem;
}

.evidence-item h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.7rem;
  letter-spacing: 0.1em;
  margin-bottom: 1.1rem;
}

.evidence-item p { color: #c9c9c4; max-width: 26em; }

/* ---------- 引文幕 ---------- */

.quote {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-soft);
}

.quote blockquote {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14vh 8vw;
}

.quote .q-text {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.4vw, 2.5rem);
  line-height: 1.85;
  margin-bottom: 2.4rem;
}

.quote .q-attr {
  font-size: 0.85rem;
  letter-spacing: 0.28em;
  color: var(--gray);
}

/* ---------- 对比 ---------- */

.cmp-intro { color: #c9c9c4; max-width: 30em; margin-bottom: 4rem; }

.cmp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.cmp {
  background: var(--bg);
  padding: 2.6rem 2.4rem 3rem;
}

.cmp img {
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  margin-bottom: 1.8rem;
}

.cmp .cmp-name {
  font-size: 0.82rem;
  letter-spacing: 0.32em;
  color: var(--gray);
  margin-bottom: 0.5rem;
}

.cmp .cmp-phrase {
  font-family: var(--serif);
  font-size: 1.45rem;
  margin-bottom: 1rem;
}

.cmp .cmp-note { font-size: 0.92rem; color: #bdbdb8; }

.cmp.yohji { background: var(--bg-soft); }
.cmp.yohji .cmp-name { color: var(--red); }

.cmp-close {
  margin-top: 4rem;
  font-size: 1.05rem;
  max-width: 34em;
}

/* ---------- Takeaway ---------- */

.takeaway {
  text-align: left;
  border-top: 1px solid var(--line);
}

.takeaway .tk-line1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.6;
  margin-bottom: 2.2rem;
}

.takeaway .tk-line2 {
  color: #c9c9c4;
  max-width: 32em;
  margin-bottom: 4.5rem;
}

.next-door {
  display: inline-flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.6rem 2rem;
  border: 1px solid var(--line);
  color: var(--gray-dim);
  font-size: 0.95rem;
}

.next-door .nd-q { color: var(--gray); }

.toc {
  display: inline-block;
  margin-top: 3rem;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: var(--gray);
  border-bottom: 1px solid var(--gray-dim);
  padding-bottom: 0.3rem;
}
.toc:hover { color: var(--ink); border-color: var(--ink); }

/* ---------- 深读覆盖层 ---------- */

.deep-toggle {
  position: fixed;
  right: 3.5vw;
  bottom: 4.5vh;
  z-index: 40;
  background: var(--bg);
  border: 1px solid var(--gray-dim);
  color: var(--gray);
  font-size: 0.82rem;
  letter-spacing: 0.35em;
  padding: 0.7rem 1.4rem;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s;
}
.deep-toggle:hover { color: var(--ink); border-color: var(--ink); }

.deep {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: #070707;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  visibility: hidden;
}
.deep.open { transform: translateY(0); visibility: visible; }

.deep-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 9vh 8vw 14vh;
}

.deep-close {
  position: fixed;
  top: 2.4vh;
  right: 3.5vw;
  background: none;
  border: 1px solid var(--gray-dim);
  color: var(--gray);
  width: 44px;
  height: 44px;
  font-size: 1.1rem;
  cursor: pointer;
}
.deep-close:hover { color: var(--ink); }

.deep h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.8rem;
  letter-spacing: 0.14em;
  margin-bottom: 0.6rem;
}

.deep .deep-sub { color: var(--gray); font-size: 0.85rem; margin-bottom: 4rem; }

.deep h3 {
  font-size: 0.85rem;
  letter-spacing: 0.4em;
  color: var(--gray);
  font-weight: 400;
  margin: 3.4rem 0 1.6rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.8rem;
}

.deep .q-block { margin-bottom: 2.2rem; }

.deep .q-block .q-orig {
  font-family: var(--serif);
  font-size: 1.08rem;
  line-height: 2.1;
  margin-bottom: 0.7rem;
}

.deep .q-block .q-zh { color: #bdbdb8; font-size: 0.95rem; margin-bottom: 0.6rem; }

.deep .q-block .q-src { color: var(--gray-dim); font-size: 0.78rem; letter-spacing: 0.08em; }

.deep .tl { list-style: none; }

.deep .tl li {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 1.6rem;
  padding: 0.85rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.95rem;
}

.deep .tl .yr {
  font-family: var(--serif);
  color: var(--red);
}

.deep .src-list { list-style: none; font-size: 0.9rem; color: #bdbdb8; }
.deep .src-list li { padding: 0.5rem 0; }

.deep .deep-note {
  margin-top: 4rem;
  color: var(--gray-dim);
  font-size: 0.8rem;
  line-height: 2;
}

/* ---------- 响应式 ---------- */

@media (max-width: 880px) {
  .doors-grid, .answer-words, .cmp-grid { grid-template-columns: 1fr 1fr; }
  .evidence-item, .evidence-item.flip { grid-template-columns: 1fr; }
  .evidence-item.flip figure { order: 0; }
}

@media (max-width: 560px) {
  .doors-grid, .answer-words, .cmp-grid { grid-template-columns: 1fr; }
  body { font-size: 16px; }
}

/* ---------- password gate (deploy only) ---------- */
#lock{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;background:#0a0a0a}
#lock .lcard{text-align:center;padding:3rem 3.4rem;border:1px solid #262624;background:#111110}
#lock .lt{font-family:var(--serif);font-size:1.7rem;letter-spacing:.12em;margin-bottom:.5rem}
#lock .lt b{font-weight:400;box-shadow:inset 0 -.16em 0 var(--red)}
#lock .ls{font-size:.78rem;letter-spacing:.3em;color:var(--gray);margin-bottom:2rem}
#lock #pwin{display:block;width:260px;margin:0 auto 1.2rem;padding:.8rem 1rem;background:#0a0a0a;border:1px solid #262624;color:var(--ink);font-family:var(--sans);letter-spacing:.2em;text-align:center;outline:none}
#lock #pwin:focus{border-color:var(--gray)}
#lock #pwgo{display:block;width:260px;margin:0 auto;padding:.8rem 0;background:none;border:1px solid var(--gray-dim);color:var(--ink);font-family:var(--sans);letter-spacing:.35em;cursor:pointer;transition:border-color .3s}
#lock #pwgo:hover{border-color:var(--ink)}
#lock #pwerr{margin-top:1rem;font-size:.8rem;color:var(--red);letter-spacing:.1em;min-height:1.2em}