/* ==========================================================================
   首页 — 保留原有人像与三个既有模组图片，其余风格随全站系统更新
   ========================================================================== */

.home-topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; background: var(--bg-glass);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line); z-index: 200;
}
.home-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-2);
}
.home-brand .pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--signal-cyan);
  box-shadow: 0 0 10px var(--signal-cyan);
  animation: pulse-dot 2.4s ease-in-out infinite;
}
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

.home-nav-link {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-2);
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.home-nav-link:hover { color: var(--text-1); border-color: var(--line-strong); }
.home-nav-link svg { width: 14px; height: 14px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--topbar-h) + 64px) clamp(20px, 6vw, 80px) 70px;
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center;
  max-width: 1240px; margin: 0 auto;
  overflow: hidden;
}

.hero-canvas {
  position: absolute; inset: 0; z-index: -1; opacity: 0.55;
}

.hero-copy .eyebrow { margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.hero-copy .eyebrow::before {
  content: ''; width: 22px; height: 1px; background: var(--signal-cyan);
}

.hero-copy h1 {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  background: linear-gradient(120deg, #fff 30%, var(--signal-cyan) 75%, var(--signal-violet) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 22px;
}

.hero-copy .lede {
  font-family: var(--font-display); font-size: 1.15rem; color: var(--text-2);
  max-width: 46ch; margin-bottom: 34px; font-weight: 400;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.hero-stats {
  display: flex; gap: 28px; margin-top: 46px; flex-wrap: wrap;
}
.hero-stats .stat { font-family: var(--font-mono); }
.hero-stats .stat b {
  display: block; font-size: 1.5rem; color: var(--text-1); font-family: var(--font-display);
}
.hero-stats .stat span { font-size: 0.72rem; color: var(--text-3); letter-spacing: .05em; }

/* ---------- 人像 · HUD 相框 ---------- */
.hero-portrait { position: relative; justify-self: center; }
.portrait-frame {
  position: relative; width: min(320px, 78vw); aspect-ratio: 1;
  border-radius: var(--radius-lg);
  padding: 3px;
  background: linear-gradient(135deg, var(--signal-violet), var(--signal-cyan));
}
.portrait-frame img {
  width: 100%; height: 100%; object-fit: cover; border-radius: calc(var(--radius-lg) - 3px);
  display: block; filter: saturate(1.05) contrast(1.03);
}
.portrait-corner {
  position: absolute; width: 22px; height: 22px;
  border-color: var(--signal-cyan); opacity: .9;
}
.portrait-corner.tl { top: -10px; left: -10px; border-top: 2px solid; border-left: 2px solid; border-radius: 6px 0 0 0; }
.portrait-corner.br { bottom: -10px; right: -10px; border-bottom: 2px solid; border-right: 2px solid; border-radius: 0 0 6px 0; }

.portrait-tag {
  position: absolute; bottom: -18px; left: 50%; transform: translateX(-50%);
  background: #12141d; border: 1px solid var(--line-strong);
  padding: 8px 16px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-2);
  white-space: nowrap; display: flex; align-items: center; gap: 8px;
}
.portrait-tag .pulse-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--signal-cyan); }

/* ---------- 模组网格 ---------- */
.modules {
  max-width: 1240px; margin: 0 auto; padding: 90px clamp(20px, 6vw, 80px) 120px;
}
.modules-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 34px; flex-wrap: wrap; gap: 12px; border-bottom: 1px solid var(--line); padding-bottom: 20px;
}
.modules-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem); color: var(--text-1);
}
.modules-head p { margin: 6px 0 0; }
.modules-count { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-3); }

.module-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
@media (max-width: 980px) { .module-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .module-grid { grid-template-columns: 1fr; } }

.module-card {
  position: relative; overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--bg-panel);
  min-height: 220px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 20px;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.module-card:hover { border-color: var(--card-color); transform: translateY(-4px); }

.module-card .card-photo {
  position: absolute; inset: 0; z-index: 0;
}
.module-card .card-photo img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0.4; transition: opacity .25s var(--ease), transform .5s var(--ease);
}
.module-card:hover .card-photo img { opacity: 0.56; transform: scale(1.04); }
.module-card .card-photo::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,11,16,0.35) 0%, rgba(10,11,16,0.94) 88%);
}

.module-card .card-top {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: auto; padding-bottom: 60px;
}
.module-card .card-icon {
  width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--card-color) 18%, transparent);
  color: var(--card-color);
}
.module-card .card-icon svg { width: 20px; height: 20px; }

.module-card .card-status {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: .05em;
  color: var(--text-3); border: 1px solid var(--line-strong);
  padding: 3px 9px; border-radius: 999px;
}
.module-card .card-status.live { color: var(--card-color); border-color: color-mix(in srgb, var(--card-color) 55%, transparent); }

.module-card .card-body { position: relative; z-index: 1; }
.module-card .card-code {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--card-color); margin-bottom: 6px; display: block;
}
.module-card h3 {
  font-size: 1.2rem; color: var(--text-1); margin-bottom: 6px;
}
.module-card p { font-size: 0.86rem; margin: 0; color: var(--text-2); }
.module-card .card-arrow {
  position: absolute; right: 18px; bottom: 18px; z-index: 1;
  width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--line-strong); display: flex; align-items: center; justify-content: center;
  color: var(--text-2); transition: all .25s var(--ease);
}
.module-card .card-arrow svg { width: 14px; height: 14px; }
.module-card:hover .card-arrow { background: var(--card-color); border-color: var(--card-color); color: #0a0b10; transform: translateX(2px); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: left; padding-top: calc(var(--topbar-h) + 40px); }
  .hero-portrait { justify-self: flex-start; margin-top: 10px; }
}