/* ==============================================
   BLOCKLIST — 极简黑白灰 · 杂志式服务器档案馆
   ============================================== */

:root {
  /* 调色：哑光炭黑 → 烟灰白 */
  --bg-0: #070708;
  --bg-1: #0b0b0d;
  --bg-2: #111114;
  --bg-3: #17171b;
  --line: rgba(255,255,255,0.08);
  --line-2: rgba(255,255,255,0.14);
  --ink-1: #ececed;   /* 正文 */
  --ink-2: #b6b6ba;   /* 次级 */
  --ink-3: #7d7d82;   /* 注释 */
  --accent: #e7e7ea;  /* 主按钮填充 */
  --accent-ink: #0b0b0d;
  --accent-dim: rgba(231,231,234,0.08);

  /* 字体（避开默认）*/
  --f-display: "Fraunces", ui-serif, Georgia, serif;
  --f-body:    "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* 圆角 — 统一大圆角（无棱角感）*/
  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 24px;
  --r-xl: 30px;
  --r-pill: 999px;

  /* 缓动：舒缓、长过渡，不疲劳 */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur: 720ms;

  /* 容器 */
  --w-max: 1200px;
  --pad-x: clamp(20px, 4vw, 48px);
}

/* === 基础 === */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: auto; }
body {
  background:
    radial-gradient(1200px 600px at 12% -10%, rgba(170,170,190,0.07) 0%, transparent 60%),
    radial-gradient(1000px 500px at 88% 10%, rgba(200,200,220,0.05) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  color: var(--ink-1);
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* 噪点颗粒（纯 CSS，不死板）*/
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.07;
  mix-blend-mode: overlay;
  background-image:
    radial-gradient(rgba(255,255,255,0.9) 1px, transparent 1px),
    radial-gradient(rgba(255,255,255,0.6) 1px, transparent 1px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 2px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
h1,h2,h3,h4 { font-family: var(--f-display); letter-spacing: -0.01em; margin: 0 0 0.4em; font-weight: 600; line-height: 1.12; }
p { margin: 0 0 1em; color: var(--ink-2); }
code { font-family: var(--f-body); }
::selection { background: rgba(255,255,255,0.18); color: #fff; }

/* === 通用工具 === */
main, nav, footer, .nav-wrap { position: relative; z-index: 2; }
.maxw { max-width: var(--w-max); margin: 0 auto; padding-left: var(--pad-x); padding-right: var(--pad-x); }
.eyebrow {
  display: inline-block;
  font-family: var(--f-body);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.eyebrow.center { display: block; text-align: center; }
.text-center { text-align: center; }
.is-hidden { display: none !important; }

/* === 按钮 === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: var(--r-pill);
  font-family: var(--f-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: transform var(--dur) var(--ease),
              background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 20%, rgba(255,255,255,0.16) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform 1.1s var(--ease);
  opacity: 0.7;
}
.btn:hover::before { transform: translateX(120%); }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 10px 30px -12px rgba(255,255,255,0.25);
}
.btn-primary:hover { background: #fff; box-shadow: 0 16px 44px -16px rgba(255,255,255,0.38); }

.btn-ghost {
  background: transparent;
  border-color: var(--line-2);
  color: var(--ink-1);
}
.btn-ghost:hover { border-color: var(--ink-1); background: rgba(255,255,255,0.04); }

.btn-loading { display: none; }
.btn.is-loading .btn-text { display: none; }
.btn.is-loading .btn-loading { display: inline; opacity: 0.7; }
.btn.is-loading { pointer-events: none; opacity: 0.85; }

.full-w { width: 100%; }

/* === 导航 === */
.nav-wrap {
  position: sticky; top: 0;
  z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  padding: 18px var(--pad-x);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  background: linear-gradient(180deg, rgba(8,8,10,0.68) 0%, rgba(8,8,10,0.35) 100%);
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px;
  border-radius: 12px;
  background: var(--bg-3);
  color: var(--ink-1);
  font-size: 12px; letter-spacing: 0.08em;
  border: 1px solid var(--line);
}
.brand-name { font-family: var(--f-display); font-weight: 700; font-size: 17px; letter-spacing: 0.02em; }
.brand-dim { color: var(--ink-3); font-weight: 500; }

.nav-links { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.nav-links a {
  display: inline-block;
  padding: 9px 15px;
  border-radius: var(--r-pill);
  color: var(--ink-2);
  font-size: 13px;
  letter-spacing: 0.02em;
  transition: all var(--dur) var(--ease);
  position: relative;
}
.nav-links a:hover { color: var(--ink-1); background: rgba(255,255,255,0.04); }
.nav-links a.is-active { color: var(--ink-1); }
.nav-links a.is-active::after {
  content: "";
  position: absolute; left: 15px; right: 15px; bottom: 4px;
  height: 1px; background: var(--ink-1);
  opacity: 0.9;
}
.nav-admin {
  width: 36px; height: 36px; display: grid; place-items: center;
  border-radius: 12px;
  border: 1px solid var(--line);
  color: var(--ink-3);
  transition: all var(--dur) var(--ease);
  background: var(--bg-3);
}
.nav-admin:hover { color: var(--ink-1); border-color: var(--line-2); }
.nav-admin.is-active { color: var(--ink-1); border-color: var(--ink-2); }

/* === Hero === */
.hero {
  position: relative;
  padding: clamp(64px, 10vw, 120px) var(--pad-x) clamp(56px, 9vw, 110px);
  overflow: hidden;
}
.hero-grid {
  max-width: var(--w-max); margin: 0 auto; position: relative; z-index: 2;
}
.hero-hi {
  display: inline-block;
  font-size: 12px; letter-spacing: 0.14em;
  padding: 8px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  color: var(--ink-3);
  background: var(--bg-2);
  margin-bottom: 30px;
}
.hero-title {
  font-family: var(--f-display);
  font-size: clamp(44px, 7.2vw, 96px);
  font-weight: 600;
  letter-spacing: -0.02em;
  max-width: 14ch;
  margin-bottom: 28px;
}
.hero-accent {
  font-style: italic;
  font-weight: 400;
  color: #fff;
  background: linear-gradient(120deg, #fff 0%, #9a9aa0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-lede {
  font-size: 16px; line-height: 1.9;
  color: var(--ink-2);
  max-width: 54ch;
  margin-bottom: 40px;
}
.hero-cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* Hero 装饰 */
.hero-ornament { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.orn-line { position: absolute; background: var(--line); }
.orn-line-1 { left: 62%; top: 12%; width: 1px; height: 62%; opacity: 0.7; }
.orn-line-2 { left: 78%; top: 22%; width: 1px; height: 55%; opacity: 0.4; }
.orn-circle {
  position: absolute; border-radius: 50%;
  border: 1px solid var(--line);
  opacity: 0.6;
}
.orn-c1 { right: 10%; top: 22%; width: 220px; height: 220px; }
.orn-c2 { right: 18%; top: 44%; width: 120px; height: 120px; }
.orn-block-grid {
  position: absolute;
  right: 4%; bottom: 10%;
  width: 320px; height: 220px;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 28px 28px;
  border-radius: var(--r-lg);
  opacity: 0.35;
  mask-image: radial-gradient(ellipse at 30% 30%, #000 40%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 30%, #000 40%, transparent 75%);
}

/* === 数据条 === */
.meta-bar {
  max-width: var(--w-max);
  margin: 0 auto clamp(48px, 8vw, 88px);
  margin-left: auto; margin-right: auto;
  padding: 22px clamp(20px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  width: calc(100% - 2 * var(--pad-x));
}
.meta-item { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.meta-num { font-family: var(--f-display); font-size: 32px; font-weight: 600; color: var(--ink-1); }
.meta-label { font-size: 12px; color: var(--ink-3); letter-spacing: 0.1em; }
.meta-divider { width: 1px; align-self: stretch; background: var(--line); }

/* === Section === */
.section {
  padding: clamp(56px, 9vw, 112px) var(--pad-x);
  max-width: var(--w-max);
  margin: 0 auto;
}
.section-alt {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, transparent 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-alt::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, transparent 0%, #000 15%, #000 85%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 15%, #000 85%, transparent 100%);
  pointer-events: none;
}
.section-head { max-width: 780px; margin-bottom: 48px; }
.section-title { font-size: clamp(32px, 4.4vw, 56px); }

/* === Cards 3 === */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.card {
  padding: 32px 28px 36px;
  border-radius: var(--r-lg);
  background: var(--bg-2);
  border: 1px solid var(--line);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
  position: relative;
  overflow: hidden;
}
.card::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(400px 200px at 100% 0%, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
  opacity: 0; transition: opacity var(--dur) var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--line-2); background: var(--bg-3); }
.card:hover::after { opacity: 1; }
.card-idx { font-family: var(--f-body); color: var(--ink-3); font-size: 12px; letter-spacing: 0.1em; margin-bottom: 18px; }
.card-title { font-size: 22px; margin-bottom: 10px; }
.card-desc { color: var(--ink-2); font-size: 14px; line-height: 1.85; }

/* === Steps === */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.step {
  display: grid; grid-template-columns: 80px 1fr;
  gap: 22px;
  padding: 26px;
  border-radius: var(--r-lg);
  background: var(--bg-2);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.step:hover { border-color: var(--line-2); transform: translateY(-2px); }
.step-num {
  font-family: var(--f-display);
  font-size: 40px;
  color: var(--ink-3);
  line-height: 1;
  padding-top: 4px;
}
.step-body h4 { font-family: var(--f-body); font-size: 15px; color: var(--ink-1); font-weight: 500; margin: 0 0 6px; letter-spacing: 0.02em; }
.step-body p { margin: 0; font-size: 13.5px; line-height: 1.9; color: var(--ink-2); }

/* === CTA === */
.cta {
  max-width: var(--w-max);
  margin: clamp(56px, 9vw, 120px) auto;
  padding: 0 var(--pad-x);
}
.cta-inner {
  padding: clamp(48px, 7vw, 80px) clamp(28px, 5vw, 56px);
  background:
    radial-gradient(800px 300px at 0% 0%, rgba(200,200,220,0.07) 0%, transparent 70%),
    radial-gradient(800px 300px at 100% 100%, rgba(160,160,180,0.06) 0%, transparent 70%),
    var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  text-align: center;
  position: relative;
}
.cta-eyebrow {
  display: block;
  font-size: 12px; letter-spacing: 0.12em;
  color: var(--ink-3);
  margin-bottom: 24px;
  text-transform: uppercase;
}
.cta-title { font-size: clamp(30px, 4.4vw, 52px); margin-bottom: 30px; }
.cta-buttons { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

.cta-mini { padding: 60px 20px; text-align: center; }
.cta-mini h2 { margin: 10px 0 26px; font-size: clamp(26px, 3.4vw, 40px); }

/* === Page head（内页通用）=== */
.page-head {
  max-width: var(--w-max);
  margin: 0 auto;
  padding: clamp(56px, 8vw, 96px) var(--pad-x) 30px;
}
.page-title { font-size: clamp(34px, 4.8vw, 64px); margin-bottom: 16px; }
.page-lede { color: var(--ink-2); max-width: 62ch; line-height: 1.9; }

/* === 档案馆筛选与卡片 === */
.archive-filters {
  max-width: var(--w-max);
  margin: 0 auto 28px;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.filter-group { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  display: inline-flex; align-items: center;
  padding: 8px 15px;
  border-radius: var(--r-pill);
  font-size: 13px;
  border: 1px solid var(--line);
  color: var(--ink-2);
  background: var(--bg-2);
  transition: all var(--dur) var(--ease);
}
.chip:hover { color: var(--ink-1); border-color: var(--line-2); }
.chip.is-active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

.filter-meta { display: inline-flex; align-items: center; gap: 14px; color: var(--ink-3); font-size: 13px; }
.select-pill {
  padding: 9px 14px;
  border-radius: var(--r-pill);
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink-1);
  font-family: var(--f-body);
  font-size: 13px;
}

.archive-grid {
  max-width: var(--w-max);
  margin: 0 auto 80px;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.srv-card {
  position: relative;
  padding: 26px 24px 22px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
  cursor: pointer;
  overflow: hidden;
}
.srv-card::after {
  content: ""; position: absolute; right: -1px; bottom: -1px; width: 120px; height: 120px;
  background: radial-gradient(circle at 100% 100%, rgba(255,255,255,0.12), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}
.srv-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.srv-card:hover::after { opacity: 1; }
.srv-card h3 { font-family: var(--f-body); font-size: 18px; font-weight: 500; margin: 8px 0 8px; }
.srv-card .srv-ip { color: var(--ink-3); font-size: 12.5px; margin-bottom: 18px; }
.srv-card .srv-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.tag-pill {
  display: inline-block; padding: 5px 11px; border-radius: var(--r-pill);
  font-size: 12px; background: var(--bg-3); color: var(--ink-2); border: 1px solid var(--line);
}
.tag-dim { color: var(--ink-3); }
.srv-card .srv-foot {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; border-top: 1px dashed var(--line);
  font-size: 12px; color: var(--ink-3);
}

/* 空状态 */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: clamp(56px, 10vw, 100px) 20px;
  border: 1px dashed var(--line);
  border-radius: var(--r-xl);
  background:
    radial-gradient(600px 240px at 50% 0%, rgba(200,200,220,0.05) 0%, transparent 70%),
    var(--bg-2);
}
.empty-state h3 { font-size: clamp(20px, 2.4vw, 28px); margin: 10px 0 8px; }
.empty-state p { color: var(--ink-2); margin-bottom: 24px; }
.empty-mark {
  display: inline-block;
  font-size: 40px; color: var(--ink-3);
  padding: 16px 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--bg-3);
}

/* === 详情页 === */
.detail-wrap {
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 0 var(--pad-x) 100px;
}
.detail-hero {
  padding-top: clamp(48px, 7vw, 84px);
  padding-bottom: 30px;
}
.back-pill {
  display: inline-flex; align-items: center;
  padding: 8px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 12.5px;
  background: var(--bg-2);
  margin-bottom: 24px;
  transition: all var(--dur) var(--ease);
}
.back-pill:hover { color: var(--ink-1); border-color: var(--line-2); }
.detail-meta-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.detail-title { font-size: clamp(36px, 5.4vw, 72px); margin-bottom: 10px; }
.detail-sub { color: var(--ink-2); font-size: 15px; margin-bottom: 28px; max-width: 64ch; line-height: 1.9; }
.detail-ip-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.ip-box {
  padding: 14px 20px;
  border-radius: var(--r-pill);
  background: var(--bg-3);
  border: 1px solid var(--line);
  color: var(--ink-1);
  font-size: 14px;
  letter-spacing: 0.01em;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 28px;
  margin-top: 20px;
}
.detail-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
  margin-bottom: 24px;
  transition: border-color var(--dur) var(--ease);
}
.detail-card:hover { border-color: var(--line-2); }
.detail-section-label {
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.detail-card h2 { font-size: clamp(20px, 2.2vw, 26px); margin-bottom: 10px; }
.detail-card p, .detail-card li { color: var(--ink-2); line-height: 1.9; font-size: 14.5px; }

.feature-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }

.timeline { padding-left: 0; list-style: none; }
.tl-item { display: grid; grid-template-columns: 28px 1fr; gap: 16px; padding: 14px 0; border-top: 1px dashed var(--line); }
.tl-item:first-child { border-top: none; padding-top: 0; }
.tl-dot {
  margin-top: 10px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--ink-3);
  position: relative;
  box-shadow: 0 0 0 4px rgba(255,255,255,0.05);
}
.tl-date { font-size: 12px; color: var(--ink-3); letter-spacing: 0.08em; margin-bottom: 4px; }
.tl-text { color: var(--ink-2); font-size: 14px; }

.kv-list { list-style: none; padding: 0; margin: 0; }
.kv-list li {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 13.5px;
}
.kv-list li:last-child { border-bottom: none; }
.kv-list li span { color: var(--ink-3); }
.kv-list li b { font-weight: 500; color: var(--ink-1); }
.dim-link { color: var(--ink-2); border-bottom: 1px dashed var(--line); }
.dim-link:hover { color: var(--ink-1); }

.howto { padding-left: 18px; margin: 0 0 18px; }
.howto li { padding: 6px 0; color: var(--ink-2); }

/* === 表单通用（投稿 / 反馈）=== */
.form-wrap { max-width: var(--w-max); margin: 0 auto; padding: 0 var(--pad-x) 100px; }
.form-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 28px;
  margin-top: 10px;
}
.form-side { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 96px; align-self: start; }
.form-side-card {
  padding: 20px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.form-side-label { font-size: 12px; letter-spacing: 0.12em; color: var(--ink-3); margin-bottom: 8px; }
.form-side-card p { font-size: 13.5px; color: var(--ink-2); line-height: 1.9; margin: 0; }

.form-main {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: clamp(28px, 4vw, 44px);
}
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.field { display: block; margin-bottom: 18px; }
.field-label {
  display: block;
  font-size: 12.5px;
  color: var(--ink-2);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.field-label em { color: var(--ink-3); font-style: normal; font-size: 11px; margin-left: 4px; }
.field.narrow { max-width: 180px; }
.field.grow { flex: 1; }
.input, .select, .textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--bg-1);
  color: var(--ink-1);
  font-family: var(--f-body);
  font-size: 14px;
  line-height: 1.6;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  outline: none;
}
.input::placeholder, .textarea::placeholder { color: var(--ink-3); }
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--line-2);
  background: #0e0e11;
  box-shadow: 0 0 0 4px rgba(255,255,255,0.035);
}
.textarea { resize: vertical; min-height: 140px; }
.select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%),
                    linear-gradient(135deg, var(--ink-3) 50%, transparent 50%);
  background-position: calc(100% - 22px) 22px, calc(100% - 16px) 22px;
  background-size: 6px 6px;
  background-repeat: no-repeat;
  padding-right: 44px;
}

.form-actions {
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 10px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}
.check { display: inline-flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--ink-2); max-width: 58ch; cursor: pointer; }
.check input { margin-top: 4px; accent-color: var(--ink-1); }
.form-note { color: var(--ink-3); font-size: 12px; margin: 16px 0 0; line-height: 1.8; }
.form-note code { background: var(--bg-3); padding: 2px 6px; border-radius: 6px; font-size: 11px; }

/* 成功面板 */
.success-panel { text-align: center; padding: 18px 10px 4px; }
.ok-mark {
  display: inline-grid; place-items: center;
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink);
  font-size: 28px;
  margin-bottom: 22px;
  animation: popIn 640ms var(--ease) both;
}
.ok-kv {
  max-width: 420px; margin: 26px auto 28px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--line); border-radius: var(--r-md); overflow: hidden;
  border: 1px solid var(--line);
}
.ok-kv > div { background: var(--bg-1); padding: 14px 18px; text-align: left; }
.ok-kv span { display: block; font-size: 11px; color: var(--ink-3); letter-spacing: 0.1em; margin-bottom: 4px; }
.ok-kv b { font-weight: 500; }
.ok-actions { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

@keyframes popIn {
  0%   { transform: scale(0.6); opacity: 0; }
  60%  { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); }
}

/* === 长文页 === */
.prose {
  max-width: 760px;
  margin: 0 auto 40px;
  padding: 0 var(--pad-x);
}
.prose h2 { font-size: clamp(24px, 3vw, 34px); margin: 48px 0 16px; }
.prose p { color: var(--ink-2); font-size: 15px; line-height: 2; }
.prose ul { color: var(--ink-2); padding-left: 20px; line-height: 2; }
.prose li { margin-bottom: 6px; }

/* === Footer === */
.foot {
  border-top: 1px solid var(--line);
  padding: 56px var(--pad-x) 40px;
  margin-top: 40px;
  background:
    linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.25) 100%);
}
.foot-grid {
  max-width: var(--w-max); margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 2fr;
  gap: 40px;
}
.foot-brand { font-family: var(--f-display); font-weight: 700; font-size: 20px; margin-bottom: 12px; }
.foot-sub { color: var(--ink-3); font-size: 13px; line-height: 2; }
.foot-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.foot-label { font-size: 11px; letter-spacing: 0.16em; color: var(--ink-3); margin-bottom: 12px; text-transform: uppercase; }
.foot-links a { display: block; padding: 5px 0; color: var(--ink-2); font-size: 13.5px; transition: color var(--dur) var(--ease); }
.foot-links a:hover { color: var(--ink-1); }

/* === 滚动渐入（支持回滚重新触发）=== */
.reveal {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
  transition:
    opacity var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    filter var(--dur) var(--ease);
  filter: blur(10px);
  will-change: transform, opacity;
}
.reveal[data-reveal="fade"] { transform: none; }
.reveal[data-reveal="up"]    { transform: translate3d(0, 24px, 0); }
.reveal[data-reveal="left"]  { transform: translate3d(-24px, 0, 0); }
.reveal[data-reveal="right"] { transform: translate3d(24px, 0, 0); }
.reveal.is-in {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: blur(0);
}
/* 滚动"离开"时立刻淡出，支持回滚重新触发（不会疲劳，因为只在入视口渐入） */
.reveal.is-out-soft {
  opacity: 0.9; /* 轻微，避免闪瞎 */
  transform: translate3d(0, 14px, 0);
  filter: blur(0);
}

/* === 管理后台 === */
.admin-wrap { max-width: 1320px; margin: 0 auto; padding: 0 var(--pad-x) 100px; }
.admin-login { padding: clamp(60px, 9vw, 120px) 0 40px; }
.login-card {
  max-width: 440px; margin: 0 auto;
  padding: 36px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
}
.login-card h1 { font-size: 28px; margin: 4px 0 6px; }
.login-sub { color: var(--ink-2); font-size: 13.5px; margin-bottom: 24px; line-height: 1.9; }

.dash-head {
  padding: 56px 0 22px;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.dash-head h1 { font-size: clamp(30px, 3.8vw, 44px); }
.dash-head-right { display: inline-flex; gap: 10px; flex-wrap: wrap; }

.dash-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 26px;
}
.stat-card {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 22px 24px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.stat-card:hover { border-color: var(--line-2); transform: translateY(-2px); }
.stat-num { font-family: var(--f-display); font-size: 36px; font-weight: 600; line-height: 1; margin-bottom: 8px; }
.stat-lbl { color: var(--ink-3); font-size: 12px; letter-spacing: 0.12em; }

.dash-tabs {
  display: flex; align-items: center; gap: 8px;
  padding: 10px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  margin-bottom: 24px;
}
.tab {
  padding: 9px 16px;
  border-radius: var(--r-pill);
  font-size: 13.5px;
  color: var(--ink-2);
  transition: all var(--dur) var(--ease);
}
.tab:hover { color: var(--ink-1); background: rgba(255,255,255,0.04); }
.tab.is-active { background: var(--accent); color: var(--accent-ink); }
.dash-spacer { flex: 1; }
.search {
  max-width: 340px;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--bg-1);
  color: var(--ink-1);
  font-size: 13px;
}

.dash-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); margin-bottom: 30px; background: var(--bg-2); }
.dash-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  min-width: 900px;
}
.dash-table thead th {
  text-align: left;
  padding: 16px 18px;
  color: var(--ink-3);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 11px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-3);
}
.dash-table tbody td {
  padding: 15px 18px;
  color: var(--ink-2);
  border-bottom: 1px dashed var(--line);
  vertical-align: middle;
}
.dash-table tbody tr:last-child td { border-bottom: none; }
.dash-table tbody tr { transition: background var(--dur) var(--ease); cursor: pointer; }
.dash-table tbody tr:hover { background: var(--bg-3); }
.dash-table .mono { font-family: var(--f-body); font-size: 12.5px; color: var(--ink-1); }
.dash-table .mini { font-size: 12px; color: var(--ink-3); }
.empty-row { text-align: center; color: var(--ink-3); padding: 60px 20px !important; }

.status-pill {
  display: inline-block;
  padding: 5px 11px;
  border-radius: var(--r-pill);
  font-size: 11.5px;
  background: var(--bg-3);
  border: 1px solid var(--line);
}
.status-pending    { color: #c5c5d0; }
.status-reviewing  { color: #e0e0ee; background: rgba(200,200,255,0.08); border-color: rgba(200,200,255,0.2); }
.status-approved   { color: #cfd8d0; background: rgba(180,220,190,0.08); border-color: rgba(180,220,190,0.2); }
.status-rejected   { color: #e5c9c9; background: rgba(220,160,160,0.08); border-color: rgba(220,160,160,0.2); }
.status-replied    { color: #c0c8d8; }
.status-closed     { color: #8a8a90; }

/* Drawer */
.drawer {
  position: fixed; inset: 0;
  z-index: 100;
  display: none;
}
.drawer[aria-hidden="false"] { display: block; }
.drawer-mask { position: absolute; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(6px); }
.drawer-body {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: min(640px, 100%);
  background: var(--bg-1);
  border-left: 1px solid var(--line);
  display: flex; flex-direction: column;
  animation: slideInRight 520ms var(--ease) both;
}
@keyframes slideInRight {
  from { transform: translateX(100%); }
  to   { transform: translateX(0); }
}
.drawer-head {
  padding: 22px 26px;
  border-bottom: 1px solid var(--line);
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
}
.drawer-head h3 { font-size: 22px; margin: 6px 0 0; }
.icon-btn {
  width: 36px; height: 36px; display: grid; place-items: center;
  border-radius: 12px;
  border: 1px solid var(--line);
  color: var(--ink-2);
  transition: all var(--dur) var(--ease);
}
.icon-btn:hover { color: var(--ink-1); border-color: var(--line-2); }
.drawer-content {
  padding: 24px 28px;
  flex: 1; overflow: auto;
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-2);
}
.drawer-content h4 { font-family: var(--f-body); font-weight: 500; color: var(--ink-1); margin: 20px 0 6px; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }
.drawer-content p { margin: 0 0 6px; white-space: pre-wrap; word-break: break-word; }
.drawer-content .kv-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed var(--line); gap: 18px; }
.drawer-content .kv-row span:first-child { color: var(--ink-3); flex-shrink: 0; }
.drawer-foot {
  padding: 18px 26px 22px;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
}
.dr-status-row { display: flex; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.dr-status-row .field { margin-bottom: 0; }
.dr-actions { display: flex; justify-content: flex-end; gap: 10px; flex-wrap: wrap; }

/* === Toast === */
.toast {
  position: fixed;
  left: 50%; bottom: 28px;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  z-index: 200;
  padding: 12px 20px;
  border-radius: var(--r-pill);
  background: var(--bg-3);
  color: var(--ink-1);
  border: 1px solid var(--line-2);
  font-size: 13.5px;
  box-shadow: 0 20px 60px -20px rgba(0,0,0,0.6);
  pointer-events: none;
  transition: all 520ms var(--ease);
}
.toast.is-in { opacity: 1; transform: translateX(-50%) translateY(0); }

/* === 响应式 === */
@media (max-width: 1000px) {
  .meta-bar { grid-template-columns: 1fr 1fr; text-align: left; gap: 16px 24px; }
  .meta-divider { display: none; }
  .meta-item { align-items: flex-start; text-align: left; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .archive-grid { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .form-shell { grid-template-columns: 1fr; }
  .form-side { position: static; flex-direction: row; overflow-x: auto; }
  .form-side-card { min-width: 220px; flex: 0 0 auto; }
  .foot-grid { grid-template-columns: 1fr; }
  .dash-stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-wrap { padding: 14px 20px; }
  .nav-links a { padding: 8px 11px; font-size: 12.5px; }
  .brand-name { display: none; }
  .steps { grid-template-columns: 1fr; }
  .cards-3 { grid-template-columns: 1fr; }
  .archive-grid { grid-template-columns: 1fr; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .hero-title { letter-spacing: -0.025em; }
  .orn-c1, .orn-c2 { display: none; }
  .orn-block-grid { right: -8%; bottom: 0; opacity: 0.18; }
  .foot-links { grid-template-columns: 1fr 1fr; }
  .dash-tabs { flex-direction: column; align-items: stretch; border-radius: var(--r-lg); }
  .dash-tabs .search { max-width: none; }
  .dash-stats { grid-template-columns: 1fr 1fr; }
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0ms !important;
    transition-duration: 0ms !important;
    animation-iteration-count: 1 !important;
  }
  .reveal { opacity: 1; transform: none; filter: none; }
}