:root {
  --bg: #0a1824;
  --bg-2: #0d1f2e;
  --panel: #102436;
  --border: rgba(126, 174, 202, 0.2);
  --border-strong: rgba(232, 163, 61, 0.42);
  --text: #e9f0f5;
  --dim: #8fa5b5;
  --amber: #e8a33d;
  --amber-hi: #f4bd62;
  --lime: #c2e34a;
  --font-body: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  --font-disp: "Georgia", "Songti SC", serif;
  --font-mono: "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 70% 50% at 10% 0%, rgba(232, 163, 61, 0.08), transparent 70%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
}

a { color: var(--amber); text-decoration: none; }
a:hover { color: var(--amber-hi); }

.art-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 24, 36, 0.9);
  backdrop-filter: blur(16px);
}
.art-nav-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: 1040px;
  margin: 0 auto;
  padding: 13px 20px;
}
.art-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.art-brand img { width: 28px; height: 28px; object-fit: contain; }
.art-brand:hover { color: var(--amber); }
.art-links { display: flex; gap: 16px; margin-left: auto; color: var(--dim); font-size: 12px; }
.art-links a { color: var(--dim); }
.art-links a:hover { color: var(--amber); }

.art-wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 54px 20px 90px;
}
.art-hero { margin-bottom: 34px; }
.art-kicker {
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.art-hero h1 {
  margin: 8px 0 10px;
  font-family: var(--font-disp);
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.1;
  font-weight: 600;
}
.art-hero p { max-width: 600px; margin: 0; color: var(--dim); font-size: 13px; }

.art-list { display: grid; gap: 13px; }
.art-card {
  display: block;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(16, 36, 54, 0.66);
  color: inherit;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.art-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: rgba(16, 36, 54, 0.9);
  color: inherit;
}
.art-card h2 { margin: 0 0 6px; font-family: var(--font-disp); font-size: 23px; line-height: 1.3; font-weight: 600; }
.art-card p { margin: 0; color: var(--dim); font-size: 13px; }
.art-card time {
  display: block;
  margin-top: 10px;
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}
.art-empty {
  padding: 40px 20px;
  border: 1px dashed var(--border);
  border-radius: 16px;
  color: var(--dim);
  text-align: center;
  font-size: 13px;
}

.art-post { max-width: 780px; }
.art-post h1 {
  margin: 8px 0 12px;
  font-family: var(--font-disp);
  font-size: clamp(30px, 4.6vw, 48px);
  line-height: 1.16;
  font-weight: 600;
}
.art-post-meta { color: var(--dim); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em; }
.art-divider { height: 1px; margin: 24px 0 30px; background: var(--border); }

.art-content { color: #dbe7ee; font-size: 15px; line-height: 1.95; }
.art-content h1,
.art-content h2,
.art-content h3,
.art-content h4 {
  margin: 1.7em 0 0.55em;
  color: var(--text);
  font-family: var(--font-disp);
  line-height: 1.3;
  font-weight: 600;
}
.art-content h1 { font-size: 30px; }
.art-content h2 { font-size: 25px; }
.art-content h3 { font-size: 20px; }
.art-content h4 { font-size: 17px; }
.art-content p { margin: 0 0 1.1em; }
.art-content ul, .art-content ol { margin: 0 0 1.2em; padding-left: 1.4em; }
.art-content li { margin: 0.3em 0; }
.art-content blockquote {
  margin: 1.4em 0;
  padding: 12px 18px;
  border-left: 3px solid var(--amber);
  background: rgba(232, 163, 61, 0.06);
  color: var(--dim);
}
.art-content blockquote p { margin: 0.25em 0; }
.art-content code {
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.22);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 0.88em;
}
.art-content pre {
  overflow-x: auto;
  margin: 1.3em 0;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #08121b;
}
.art-content pre code { padding: 0; border: 0; background: none; color: #cfe0ea; font-size: 12px; line-height: 1.7; }
.art-content hr { border: 0; border-top: 1px solid var(--border); margin: 2em 0; }
.art-content a { text-decoration: underline; text-underline-offset: 3px; }
.art-error { padding: 30px 0; color: var(--dim); }
.art-back { display: inline-block; margin-top: 34px; color: var(--dim); font-size: 12px; }

.art-admin-grid { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 18px; align-items: start; }
.art-panel {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(16, 36, 54, 0.7);
}
.art-panel h2 { margin: 0 0 14px; font-family: var(--font-disp); font-size: 20px; }
.art-field { display: grid; gap: 6px; margin-bottom: 13px; }
.art-field label { color: var(--dim); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; }
.art-field input,
.art-field textarea,
.art-field select {
  width: 100%;
  padding: 10px 11px;
  border: 1px solid var(--border);
  border-radius: 9px;
  outline: none;
  background: rgba(8, 18, 27, 0.78);
  color: var(--text);
  font: 13px/1.7 var(--font-body);
}
.art-field textarea { min-height: 320px; resize: vertical; font-family: var(--font-mono); font-size: 12px; }
.art-field input:focus,
.art-field textarea:focus,
.art-field select:focus { border-color: var(--border-strong); }
.art-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.art-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 6px; }
.art-btn {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: rgba(232, 163, 61, 0.08);
  color: var(--amber);
  font: 600 12px/1.4 var(--font-body);
  cursor: pointer;
}
.art-btn:hover { border-color: var(--border-strong); background: rgba(232, 163, 61, 0.16); }
.art-btn:disabled { opacity: 0.55; cursor: wait; }
.art-btn.danger { color: #ff9d9d; border-color: rgba(255, 120, 120, 0.3); background: rgba(255, 80, 80, 0.06); }
.art-status { min-height: 20px; margin-top: 10px; color: var(--dim); font-size: 11px; }
.art-status.ok { color: var(--lime); }
.art-status.err { color: #ff9d9d; }
.art-admin-list { display: grid; gap: 9px; }
.art-admin-item {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: rgba(8, 18, 27, 0.45);
}
.art-admin-item strong { display: block; color: var(--text); font-size: 13px; }
.art-admin-item small { display: block; margin-top: 3px; color: var(--dim); font-size: 10px; }
.art-admin-item .art-actions { margin-top: 8px; }
.art-admin-item .art-btn { padding: 5px 9px; font-size: 10px; }
.art-gate { padding: 34px 20px; border: 1px dashed var(--border); border-radius: 16px; text-align: center; }
.art-gate p { color: var(--dim); font-size: 13px; }

@media (max-width: 760px) {
  .art-wrap { padding: 38px 14px 70px; }
  .art-admin-grid { grid-template-columns: 1fr; }
  .art-row { grid-template-columns: 1fr; }
  .art-nav-inner { padding: 11px 14px; }
  .art-links { gap: 11px; }
  .art-card { padding: 17px; }
}

.art-gate .art-field { max-width: 430px; margin: 16px auto; text-align: left; }
.art-gate .art-actions { justify-content: center; }
#otp-input { font-family: var(--font-mono); letter-spacing: 0.04em; }

.art-rss { display: inline-block; margin-top: 12px; padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px; font-family: var(--font-mono); font-size: 10px; }

#old-editor { margin-top: 18px; }
#old-editor textarea { min-height: 240px; }