/* xmin.ink 共享样式 —— 深色渐变视觉,由旧版首页风格抽取 */

:root {
  --bg: #0a0e1a;
  --text: #e8ecf4;
  --muted: #8a93a8;
  --accent: #6c8cff;
  --accent2: #9d6cff;
  --card: rgba(255, 255, 255, .04);
  --card-hover: rgba(108, 140, 255, .08);
  --border: rgba(255, 255, 255, .08);
  --grad: linear-gradient(90deg, var(--accent), var(--accent2));
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.7;
}

/* ── ambient background glows (沿用旧版) ─────────────── */
body::before, body::after {
  content: ""; position: fixed; border-radius: 50%;
  filter: blur(120px); z-index: 0; pointer-events: none;
}
body::before {
  width: 45vmax; height: 45vmax; top: -20vmax; left: -15vmax;
  background: radial-gradient(circle, rgba(108, 140, 255, .35), transparent 65%);
}
body::after {
  width: 45vmax; height: 45vmax; bottom: -20vmax; right: -15vmax;
  background: radial-gradient(circle, rgba(157, 108, 255, .30), transparent 65%);
}

/* subtle grid overlay */
.grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
          mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

/* ── layout ─────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 10;
  background: rgba(10, 14, 26, .72);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 960px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .8rem 1.5rem;
}
.brand {
  display: flex; align-items: center; gap: .6rem;
  color: var(--text); text-decoration: none; font-weight: 700; font-size: 1.05rem;
}
.brand .logo-mini {
  width: 32px; height: 32px; border-radius: 9px; flex: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 4px 14px rgba(108, 140, 255, .35);
}
.nav-links { display: flex; align-items: center; gap: .4rem; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  padding: .35rem .8rem; border-radius: 8px;
  font-size: .92rem; transition: color .2s ease, background .2s ease;
}
.nav-links a:hover { color: var(--text); background: var(--card); }
.nav-links a.active { color: var(--text); background: var(--card); }

.wrap {
  position: relative; z-index: 1;
  max-width: 960px; margin: 0 auto; padding: 0 1.5rem;
  width: 100%;
  flex: 1 0 auto;
}

/* ── hero ───────────────────────────────────────────── */
.hero { text-align: center; padding: 4.5rem 0 3rem; }
.logo {
  width: 84px; height: 84px; border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 12px 40px rgba(108, 140, 255, .35);
  margin: 0 auto 1.6rem;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}
.hero h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 800; letter-spacing: .02em; line-height: 1.25;
}
.hero h1 .grad {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .tagline {
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: clamp(.95rem, 2.5vw, 1.1rem);
  max-width: 36rem; line-height: 1.7;
}

/* ── sections ───────────────────────────────────────── */
section { padding: 2.4rem 0 1rem; }
.section-title {
  display: flex; align-items: baseline; gap: .8rem;
  font-size: 1.25rem; font-weight: 700; margin-bottom: 1.3rem;
}
.section-title::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}
.section-title .sub { font-size: .82rem; color: var(--muted); font-weight: 400; }

/* cards (栏目) */
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.1rem;
}
.card {
  display: flex; flex-direction: column; gap: .5rem;
  padding: 1.4rem 1.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text); text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
a.card:hover {
  transform: translateY(-3px);
  border-color: rgba(108, 140, 255, .5);
  background: var(--card-hover);
}
.card .icon {
  width: 40px; height: 40px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; color: #fff;
}
.card .t { font-weight: 700; font-size: 1.05rem; }
.card .d { font-size: .86rem; color: var(--muted); line-height: 1.6; flex: 1; }
.card .more { font-size: .8rem; color: var(--accent); }
.icon-blue  { background: linear-gradient(135deg, #4f7dff, #6c8cff); }
.icon-purple{ background: linear-gradient(135deg, #6c8cff, #9d6cff); }
.icon-violet{ background: linear-gradient(135deg, #9d6cff, #c06cff); }
.icon-cyan  { background: linear-gradient(135deg, #3ec6c0, #6c8cff); }

/* note 列表条目 */
.note-list { list-style: none; display: flex; flex-direction: column; gap: .7rem; }
.note-list li {
  display: flex; align-items: baseline; gap: 1rem;
  padding: .9rem 1.2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: .95rem;
}
.note-list .date {
  flex: none; color: var(--muted); font-size: .8rem;
  font-variant-numeric: tabular-nums; width: 6.5em;
}
.note-list .txt { color: var(--text); }
.note-list .status { color: var(--muted); font-size: .8rem; }
.note-list .status::before { content: "· "; }

.placeholder-note { padding: 2.6rem 0 1rem; text-align: center; color: var(--muted); font-size: .9rem; }

/* ── 关于页 ─────────────────────────────────────────── */
.page { padding: 3rem 0 1.5rem; max-width: 720px; margin: 0 auto; }
.page h1 { font-size: clamp(1.7rem, 5vw, 2.4rem); font-weight: 800; margin-bottom: .6rem; }
.page .lead { color: var(--muted); margin-bottom: 2.4rem; }
.page h2 { font-size: 1.15rem; font-weight: 700; margin: 2rem 0 .9rem; }
.page p  { color: var(--text); opacity: .92; margin-bottom: .8rem; }
.about-box {
  padding: 1.3rem 1.5rem;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.about-box p { margin-bottom: .3rem; }

/* ── footer(含备案信息) ─────────────────────────────── */
footer {
  position: relative; z-index: 1;
  margin-top: 3rem; padding: 1.6rem 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center; color: var(--muted); font-size: .8rem;
}
footer .icp a { color: var(--muted); text-decoration: none; }
footer .icp a:hover { color: var(--text); }

::selection { background: rgba(108, 140, 255, .35); }

@media (max-width: 560px) {
  .nav-inner { padding: .7rem 1rem; }
  .wrap { padding: 0 1rem; }
  .note-list li { flex-direction: column; gap: .2rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}