/* ============================================================
   朴心一方 PlainCore · 主题「光感」v2 — 单屏版
   蓝白光感·现代科技：一屏显示、Bento 栅格、玻璃卡片、几何光晕
   锚点色：#1B5FCF
   ============================================================ */

:root {
  --pc-primary: #1B5FCF;
  --pc-primary-hover: #2F73E0;
  --pc-primary-active: #154FAF;
  --pc-primary-soft: #E8F0FF;

  --pc-gold: #C8A96E;
  --pc-success: #16A34A;
  --pc-warning: #E8830C;

  --pc-bg: #F5F8FE;
  --pc-bg-2: #EEF3FC;
  --pc-surface: #FFFFFF;
  --pc-card: #FFFFFF;
  --pc-text: #0E1726;
  --pc-text-muted: #5B6675;
  --pc-border: #E4EAF3;
  --pc-rule: #E4EAF3;

  --pc-glow: rgba(27, 95, 207, 0.16);
  --pc-shadow-sm: 0 2px 8px rgba(16, 35, 70, 0.05);
  --pc-shadow-md: 0 12px 32px rgba(16, 35, 70, 0.09);
  --pc-shadow-lg: 0 22px 56px rgba(16, 35, 70, 0.12);

  --pc-font: "Noto Sans SC", "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --pc-font-mono: "Space Mono", "SFMono-Regular", Consolas, monospace;

  --pc-tap: 40px;
  --pc-radius-sm: 8px;
  --pc-radius-md: 14px;
  --pc-radius-lg: 18px;
  --pc-container-w: 1120px;
  --pc-gutter: 40px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--pc-font);
  background: var(--pc-bg);
  color: var(--pc-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* 一屏显示：桌面端禁止滚动，小屏放开 */
@media (min-width: 1024px) and (min-height: 700px) {
  html, body { height: 100%; overflow: hidden; }
  main { height: 100%; display: flex; flex-direction: column; }
}

.pc-wrap { max-width: var(--pc-container-w); margin: 0 auto; padding: 0 var(--pc-gutter); }
@media (max-width: 600px) { .pc-wrap { padding: 0 18px; } }

/* ——— 顶栏 ——— */
.pc-topbar {
  flex: 0 0 auto;
  position: sticky; top: 0; z-index: 50;
  background: rgba(245, 248, 254, 0.80);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--pc-rule);
}
.pc-topbar .pc-wrap { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.pc-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
.pc-brand .pc-mark { height: 34px; width: auto; border-radius: 8px; box-shadow: var(--pc-shadow-sm); }
.pc-brand-text { color: var(--pc-text); }
.pc-nav { display: flex; align-items: center; gap: 24px; }
.pc-nav a { font-size: 13px; color: var(--pc-text-muted); font-weight: 500; transition: color .2s; }
.pc-nav a:hover { color: var(--pc-primary); }
@media (max-width: 600px) { .pc-topbar .pc-wrap { height: 52px; } .pc-nav { gap: 16px; } .pc-nav a { font-size: 12px; } }

/* ——— 通用 ——— */
.pc-label { font-family: var(--pc-font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--pc-text-muted); }
.pc-label--accent { color: var(--pc-primary); }
.pc-h2 { font-size: 1.55rem; font-weight: 700; letter-spacing: -0.02em; color: var(--pc-text); margin: 10px 0 6px; line-height: 1.2; }

/* ——— Hero ——— */
.pc-hero {
  position: relative; flex: 0 0 auto;
  padding: 34px 0 22px;
}
.pc-hero-bg {
  position: absolute; inset: -30% -20% auto -20%; height: 260px; z-index: 0; pointer-events: none;
  background:
    radial-gradient(40% 80% at 18% 0%, var(--pc-glow), transparent 70%),
    radial-gradient(35% 70% at 82% 0%, rgba(120, 160, 255, 0.13), transparent 72%),
    radial-gradient(55% 90% at 60% 100%, rgba(27, 95, 207, 0.07), transparent 70%);
  filter: blur(10px);
  animation: pc-float 12s ease-in-out infinite alternate;
}
.pc-hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(27,95,207,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27,95,207,0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(70% 70% at 50% 0%, #000, transparent 75%);
  mask-image: radial-gradient(70% 70% at 50% 0%, #000, transparent 75%);
}
@keyframes pc-float { from { transform: translateY(0) scale(1); } to { transform: translateY(-14px) scale(1.03); } }
.pc-hero-main { position: relative; z-index: 1; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.pc-hero-main > div:first-child { flex: 1 1 auto; min-width: 0; }
.pc-hero .pc-tags { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.pc-hero h1 { font-size: clamp(2rem, 4.6vw, 3.6rem); font-weight: 700; line-height: 1.05; letter-spacing: -0.03em; color: var(--pc-text); }
.pc-hero h1 .pc-slash { color: var(--pc-primary); }
.pc-hero h1 .pc-blue { color: var(--pc-primary); }
.pc-hero p { margin-top: 10px; font-size: 1rem; color: var(--pc-text-muted); }
.pc-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.pc-chip {
  display: inline-flex; align-items: center; height: 28px; padding: 0 12px;
  border-radius: 100px; border: 1px solid var(--pc-border); background: var(--pc-surface);
  font-size: 12px; color: var(--pc-text-muted); font-weight: 500;
}
.pc-hero-contact { text-align: right; flex: 0 0 auto; }
.pc-hero-contact .pc-label { display: block; margin-bottom: 4px; }
.pc-hero-contact .pc-mail { font-family: var(--pc-font-mono); font-size: 1rem; color: var(--pc-primary); font-weight: 600; }
@media (max-width: 768px) {
  .pc-hero { padding: 26px 0 18px; }
  .pc-hero-main { flex-direction: column; align-items: flex-start; }
  .pc-hero-contact { text-align: left; }
}

/* ——— 一屏主体 Bento ——— */
.pc-stage {
  flex: 1 1 auto; min-height: 0;
  display: grid; grid-template-columns: 300px 1fr; gap: 18px;
  padding: 14px 0 18px;
  overflow: hidden;
}

/* 左侧工作室 */
.pc-studio {
  background: var(--pc-card); border: 1px solid var(--pc-border); border-radius: var(--pc-radius-lg);
  box-shadow: var(--pc-shadow-md);
  padding: 22px; display: flex; flex-direction: column; gap: 18px;
  overflow: hidden;
}
.pc-studio-head p { color: var(--pc-text-muted); font-size: 0.92rem; margin-top: 4px; }
.pc-values { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: auto; }
.pc-value {
  display: flex; flex-direction: column; gap: 4px;
  padding: 10px; border-radius: var(--pc-radius-sm);
  background: var(--pc-bg-2); border: 1px solid var(--pc-border);
}
.pc-value-k { font-size: 0.95rem; font-weight: 700; color: var(--pc-primary); }
.pc-value span:last-child { font-size: 0.78rem; color: var(--pc-text-muted); line-height: 1.45; }

/* 右侧产品 */
.pc-products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; min-height: 0; }
.pc-product {
  background: var(--pc-card); border: 1px solid var(--pc-border); border-radius: var(--pc-radius-lg);
  box-shadow: var(--pc-shadow-md);
  padding: 18px; display: flex; flex-direction: column; gap: 12px;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  overflow: hidden;
}
.pc-product:hover { transform: translateY(-4px); box-shadow: var(--pc-shadow-lg); border-color: rgba(27,95,207,0.35); }
.pc-product-top { display: flex; align-items: center; justify-content: space-between; }
.pc-product-mark {
  width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: var(--pc-primary-soft); color: var(--pc-primary);
  font-family: var(--pc-font-mono); font-size: 0.95rem; font-weight: 700;
}
.pc-badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.04em;
  padding: 4px 10px; border-radius: 100px; border: 1px solid var(--pc-border); color: var(--pc-text-muted);
  font-family: var(--pc-font-mono); background: var(--pc-surface);
}
.pc-badge--live { color: var(--pc-success); border-color: rgba(22,163,74,0.35); background: rgba(22,163,74,0.07); }
.pc-badge--dev { color: var(--pc-warning); border-color: rgba(232,131,12,0.35); background: rgba(232,131,12,0.07); }
.pc-product-body { flex: 1 1 auto; min-height: 0; }
.pc-product h3 { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 2px; }
.pc-product .pc-en { font-family: var(--pc-font-mono); font-size: 11px; color: var(--pc-text-muted); margin-bottom: 8px; }
.pc-product .pc-desc { color: var(--pc-text-muted); font-size: 0.85rem; margin-bottom: 10px; line-height: 1.5; }
.pc-product ul.pc-feats { list-style: none; display: flex; flex-direction: column; gap: 5px; }
.pc-product ul.pc-feats li { position: relative; padding-left: 16px; font-size: 0.8rem; color: var(--pc-text); line-height: 1.45; }
.pc-product ul.pc-feats li::before {
  content: ""; position: absolute; left: 0; top: 0.55em; width: 7px; height: 7px; border-radius: 2px;
  background: var(--pc-primary); box-shadow: 0 0 0 3px var(--pc-primary-soft);
}

/* 按钮 */
.pc-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: var(--pc-tap); padding: 0 18px; border-radius: var(--pc-radius-sm);
  border: 1.5px solid var(--pc-primary); font-size: 0.88rem; font-weight: 600; font-family: inherit;
  background: var(--pc-primary); color: #fff; cursor: pointer;
  box-shadow: 0 6px 18px rgba(27, 95, 207, 0.24); transition: background .2s, transform .08s, box-shadow .2s;
}
.pc-btn:hover { background: var(--pc-primary-hover); box-shadow: 0 10px 26px rgba(27, 95, 207, 0.34); }
.pc-btn:active { transform: scale(0.98); }
.pc-btn--ghost { background: transparent; color: var(--pc-primary); box-shadow: none; }
.pc-btn--ghost:hover { background: var(--pc-primary-soft); box-shadow: none; }

/* 响应式：小屏放开滚动并堆叠 */
@media (max-width: 1023px) {
  .pc-stage { grid-template-columns: 1fr; overflow: visible; padding: 18px 0 60px; }
  .pc-products { grid-template-columns: 1fr; }
  .pc-product { gap: 10px; }
  .pc-values { grid-template-columns: repeat(2, 1fr); }
}

/* ——— 页脚 ——— */
.pc-footer {
  flex: 0 0 auto;
  border-top: 1px solid var(--pc-rule); padding: 12px 0 16px;
  background: linear-gradient(180deg, transparent, var(--pc-bg-2));
}
.pc-footer .pc-wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.pc-footer .pc-foot-note { font-size: 12px; color: var(--pc-text-muted); }

/* ——— 进场动画 ——— */
@keyframes pc-fade { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
.pc-fade { animation: pc-fade 0.6s ease both; }
.pc-fade-1 { animation-delay: 0.06s; }
.pc-fade-2 { animation-delay: 0.14s; }
.pc-fade-3 { animation-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) { .pc-fade { animation: none; } .pc-hero-bg { animation: none; } }