/* ========================================
   TAJEX — 东方赛博朋克排版系统
   非对称 · 大字 · 留白 · 竖排
   ======================================== */

:root {
  --paper: #F2EDE4;
  --paper-deep: #E8E0D2;
  --ink: #1A1816;
  --ink-soft: #4A4640;
  --cinnabar: #C83828;
  --cinnabar-glow: rgba(200, 56, 40, 0.15);
  --gold: #B8944C;
  --line: rgba(26, 24, 22, 0.12);
  
  --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Inter", "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SF Mono", "Menlo", monospace;
}

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

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 0 8vw;
  overflow: hidden;
}

/* 左侧：逐字错位大字 */
.hero-wordmark {
  font-family: var(--sans);
  font-size: clamp(5rem, 14vw, 12rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.85;
  display: flex;
  gap: 0.02em;
  color: var(--ink);
  user-select: none;
  transform-origin: center center;
  animation: squash-bounce 1.8s both;
}

.hero-wordmark span {
  display: inline-block;
  animation: letterFade 0.8s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}
.hero-wordmark .wm-t { animation-delay: 0.1s; }
.hero-wordmark .wm-a { animation-delay: 0.18s; transform: translateY(0.15em); }
.hero-wordmark .wm-j { animation-delay: 0.26s; }
.hero-wordmark .wm-e { animation-delay: 0.34s; transform: translateY(-0.08em); }
.hero-wordmark .wm-x { animation-delay: 0.42s; color: var(--cinnabar); }

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

/* TAJEX logo 压缩弹跳：整体压扁 → 弹性回弹 → 衰减归位 */
@keyframes squash-bounce {
  0% {
    transform: scaleX(1) scaleY(1);
    animation-timing-function: cubic-bezier(0.45, 0, 0.55, 1);
  }
  12% {
    transform: scaleX(1.03) scaleY(0.97);
    animation-timing-function: cubic-bezier(0.55, 0, 1, 0.45);
  }
  24% {
    transform: scaleX(1.35) scaleY(0.45);
    animation-timing-function: cubic-bezier(0.22, 1.5, 0.36, 1);
  }
  38% {
    transform: scaleX(0.85) scaleY(1.20);
    animation-timing-function: cubic-bezier(0.34, 1.3, 0.64, 1);
  }
  52% {
    transform: scaleX(1.08) scaleY(0.92);
    animation-timing-function: cubic-bezier(0.34, 1.2, 0.64, 1);
  }
  66% {
    transform: scaleX(0.97) scaleY(1.035);
    animation-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }
  80% {
    transform: scaleX(1.012) scaleY(0.988);
    animation-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }
  100% {
    transform: scaleX(1) scaleY(1);
  }
}

/* 右侧：竖排宣言 */
.hero-vertical {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3em;
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-weight: 400;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
  padding: 2rem 0;
  border-left: 1px solid var(--line);
  padding-left: 2rem;
  justify-self: center;
  animation: fadeUp 1s 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.hero-vertical p {
  writing-mode: vertical-rl;
  text-orientation: upright;
}

.vert-dot {
  width: 6px;
  height: 6px;
  background: var(--cinnabar);
  border-radius: 50%;
  margin: 0.5em 0;
}

/* 左下角元信息 */
.hero-meta {
  position: absolute;
  bottom: 4rem;
  left: 8vw;
  display: flex;
  gap: 3rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  animation: fadeUp 1s 0.7s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

/* 右侧几何圆环 */
.hero-ring {
  position: absolute;
  right: 8vw;
  bottom: 4rem;
  width: clamp(120px, 15vw, 180px);
  height: clamp(120px, 15vw, 180px);
  animation: fadeUp 1s 0.9s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.ring-outer,
.ring-mid,
.ring-inner {
  position: absolute;
  inset: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.ring-mid {
  inset: 15%;
  border-color: var(--cinnabar-glow);
  animation: spin 40s linear infinite;
}

.ring-inner {
  inset: 35%;
  border: 1.5px solid var(--cinnabar);
}

.ring-cross {
  position: absolute;
  inset: 0;
}

.ring-cross::before,
.ring-cross::after {
  content: "";
  position: absolute;
  background: var(--line);
}

.ring-cross::before {
  width: 1px;
  height: 100%;
  left: 50%;
  transform: translateX(-50%);
}

.ring-cross::after {
  height: 1px;
  width: 100%;
  top: 50%;
  transform: translateY(-50%);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== 宣言条幅 ===== */
.manifesto {
  padding: 6rem 8vw;
  background: var(--ink);
  color: var(--paper);
}

.manifesto-line {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.08em;
}

.manifesto-line:first-child {
  opacity: 0.6;
}

.manifesto-accent {
  color: var(--cinnabar);
  font-weight: 700;
}

/* ===== 三个符号 ===== */
.symbols {
  padding: 10rem 8vw;
  display: flex;
  flex-direction: column;
  gap: 8rem;
}

.symbol-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: start;
  max-width: 65vw;
}

.symbol-item-offset {
  margin-left: auto;
  grid-template-columns: 1fr auto;
  text-align: right;
}

.symbol-item-offset .symbol-num {
  order: 2;
}

.symbol-item-offset .symbol-body {
  order: 1;
}

.symbol-num {
  font-family: var(--sans);
  font-size: clamp(6rem, 12vw, 10rem);
  font-weight: 800;
  line-height: 0.8;
  color: var(--cinnabar);
  opacity: 0.15;
  user-select: none;
}

.symbol-body h2 {
  font-family: var(--serif);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.symbol-body p {
  font-family: var(--sans);
  font-size: 1.1rem;
  line-height: 2;
  color: var(--ink-soft);
  max-width: 28em;
}

.symbol-item-offset .symbol-body p {
  margin-left: auto;
}

/* ===== 数据矩阵 ===== */
.matrix {
  padding: 8rem 8vw;
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.matrix-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 3rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.matrix-grid {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0;
}

.matrix-head,
.matrix-cell {
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

.matrix-head {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.matrix-cell {
  font-family: var(--sans);
  color: var(--ink);
}

.matrix-active {
  color: var(--cinnabar);
  font-weight: 600;
}

/* ===== 横向时间轴 ===== */
.archive {
  padding: 10rem 8vw;
}

.archive-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 5rem;
}

.archive-track {
  display: flex;
  align-items: stretch;
  gap: 0;
}

.phase {
  flex: 1;
  padding: 2.5rem;
  border: 1px solid var(--line);
  background: var(--paper);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.phase:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px -20px var(--cinnabar-glow);
}

.phase-num {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--cinnabar);
  margin-bottom: 1.5rem;
}

.phase-title {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.phase-desc {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.phase-connector {
  width: 3rem;
  background: repeating-linear-gradient(
    90deg,
    var(--line) 0,
    var(--line) 6px,
    transparent 6px,
    transparent 12px
  );
  align-self: center;
  height: 1px;
}

.phase-future {
  opacity: 0.5;
}

/* ===== 底部署名 ===== */
.colophon {
  padding: 5rem 8vw;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid var(--line);
}

.colo-brand {
  font-family: var(--sans);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  display: block;
}

.colo-sub {
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--ink-soft);
  margin-top: 1rem;
  display: block;
}

.colo-right {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ===== 通用动画 ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(2rem); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 6rem 6vw 4rem;
    gap: 3rem;
  }

  .hero-vertical {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 2rem;
    flex-direction: row;
    justify-self: start;
  }

  .hero-vertical p {
    writing-mode: horizontal-tb;
  }

  .hero-meta {
    position: static;
    margin-top: 2rem;
  }

  .hero-ring {
    display: none;
  }

  .manifesto {
    padding: 4rem 6vw;
  }

  .symbols {
    padding: 6rem 6vw;
    gap: 5rem;
  }

  .symbol-item,
  .symbol-item-offset {
    grid-template-columns: auto 1fr;
    gap: 2rem;
    max-width: 100%;
    margin-left: 0;
    text-align: left;
  }

  .symbol-item-offset .symbol-num,
  .symbol-item-offset .symbol-body {
    order: unset;
  }

  .symbol-item-offset .symbol-body p {
    margin-left: 0;
  }

  .symbol-num {
    font-size: 4rem;
  }

  .matrix {
    padding: 5rem 6vw;
  }

  .matrix-grid {
    grid-template-columns: 90px 1fr;
  }

  .archive {
    padding: 6rem 6vw;
  }

  .archive-track {
    flex-direction: column;
    gap: 2rem;
  }

  .phase-connector {
    width: 1px;
    height: 3rem;
    background: repeating-linear-gradient(
      180deg,
      var(--line) 0,
      var(--line) 6px,
      transparent 6px,
      transparent 12px
    );
    align-self: center;
  }

  .colophon {
    padding: 4rem 6vw;
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}