:root {
  color-scheme: light dark;
  --bg: #f7f8fc;
  --card: #ffffff;
  --ink: #10131a;
  --muted: #667085;
  --line: #e5e8f0;
  --accent: #3b6ef6;
  --accent-2: #0fa79a;
  --shadow: 0 18px 40px rgba(16, 19, 26, 0.08);
  --radius: 18px;
  --max: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0e13;
    --card: #141922;
    --ink: #edf1f7;
    --muted: #98a2b3;
    --line: #232a36;
    --accent: #6e93ff;
    --accent-2: #2ec4b6;
    --shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(900px 500px at 12% -8%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%),
    radial-gradient(800px 460px at 92% 4%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 70%),
    var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* --- the bar --- */

.bar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(14px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line);
}
.bar-in { display: flex; align-items: center; height: 58px; gap: 18px; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 700; letter-spacing: -0.01em; }
.brand img { border-radius: 8px; }
.bar nav { margin-left: auto; display: flex; align-items: center; gap: 20px; font-size: 14px; }
.bar nav a { color: var(--muted); }
.bar nav a:hover { color: var(--ink); }
.lang {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--muted);
  border-radius: 8px;
  padding: 4px 10px;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}
.lang:hover { color: var(--ink); border-color: var(--accent); }

/* --- hero --- */

.hero { padding: 84px 24px 40px; max-width: 820px; }
.eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}
.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(34px, 5.6vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.035em;
}
.lede { margin: 0 0 28px; font-size: clamp(16px, 2.1vw, 19px); color: var(--muted); }

.links { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center;
  padding: 10px 18px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); border-color: var(--accent); }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #fff;
}

/* --- sections --- */

section { padding: 44px 0; }
.section-head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.section-head h2 { margin: 0; font-size: 24px; letter-spacing: -0.02em; }
.section-head p { margin: 0; color: var(--muted); font-size: 14px; }

.grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
.loading { color: var(--muted); }

.card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }

.shot {
  aspect-ratio: 16 / 9;
  background: color-mix(in srgb, var(--accent) 8%, var(--card));
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.shot img { width: 100%; height: 100%; object-fit: cover; display: block; }

.body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.title-row { display: flex; align-items: center; gap: 10px; }
.title-row h3 { margin: 0; font-size: 17px; letter-spacing: -0.01em; }
.badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 9px;
  white-space: nowrap;
}
.tagline { margin: 0; font-size: 14px; color: var(--accent); font-weight: 600; }
.desc { margin: 0; font-size: 14px; color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: 11px;
  color: var(--muted);
  background: color-mix(in srgb, var(--ink) 5%, transparent);
  border-radius: 999px;
  padding: 2px 9px;
}
.card-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 6px; }
.card-links a {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  border-radius: 9px;
  padding: 6px 12px;
}
.card-links a:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.card-links a.ghost { color: var(--muted); border-color: var(--line); }

/* --- about --- */

.about-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 32px;
  box-shadow: var(--shadow);
}
.about-card h2 { margin: 0 0 12px; font-size: 22px; letter-spacing: -0.02em; }
.about-card p { margin: 0 0 12px; color: var(--muted); max-width: 680px; }
.about-card .muted { font-size: 14px; }
.about-card .links { margin-top: 18px; }

/* --- foot --- */

.foot { border-top: 1px solid var(--line); margin-top: 30px; padding: 26px 0 46px; font-size: 13px; color: var(--muted); }
.foot-in { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.foot a:hover { color: var(--ink); }
.dot { opacity: 0.5; }

@media (max-width: 560px) {
  .hero { padding-top: 56px; }
  .bar nav { gap: 14px; }
  .bar nav a[href="#about"] { display: none; }
  .about-card { padding: 24px 20px; }
}