:root {
  --bg: #0b1220;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --text: #eaf2ff;
  --muted: #9db2d0;
  --accent: #4da3ff;
  --cma: #ff5a5a;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.bg-gradient {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 50% at 80% -10%, rgba(77, 163, 255, 0.25), transparent),
    radial-gradient(50% 40% at 0% 0%, rgba(255, 90, 90, 0.12), transparent),
    var(--bg);
}
a { color: var(--accent); }

.topbar {
  display: flex; flex-wrap: wrap; gap: 16px;
  align-items: center; justify-content: space-between;
  padding: 20px clamp(16px, 4vw, 48px);
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 38px; }
.brand h1 { font-size: 22px; letter-spacing: 1px; }
.subtitle { font-size: 12px; color: var(--muted); margin-top: 2px; }

.search-wrap { position: relative; width: min(460px, 100%); }
.search-box { display: flex; gap: 8px; }
.search-box input {
  flex: 1; padding: 12px 14px; font-size: 15px;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 12px; color: var(--text); outline: none;
}
.search-box input:focus { border-color: var(--accent); }
.search-box button {
  padding: 0 14px; font-size: 17px; cursor: pointer;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 12px; color: var(--text);
}
.search-box button:hover { border-color: var(--accent); }
.suggest-list {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 30;
  background: #131d31; border: 1px solid var(--card-border);
  border-radius: 12px; overflow: hidden; box-shadow: 0 12px 32px rgba(0,0,0,.45);
}
.suggest-list button {
  display: block; width: 100%; text-align: left;
  padding: 10px 14px; background: none; border: none; cursor: pointer;
  color: var(--text); font-size: 14px;
}
.suggest-list button:hover { background: rgba(77,163,255,.15); }
.suggest-list .s-region { color: var(--muted); font-size: 12px; margin-left: 6px; }
.hidden { display: none !important; }

.quick-cities {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 0 clamp(16px, 4vw, 48px) 8px;
}
.quick-cities button {
  padding: 6px 14px; font-size: 13px; cursor: pointer;
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 999px; color: var(--muted);
}
.quick-cities button:hover, .quick-cities button.active {
  color: var(--text); border-color: var(--accent); background: rgba(77,163,255,.12);
}

main { padding: 8px clamp(16px, 4vw, 48px) 32px; max-width: 1200px; margin: 0 auto; }
.status-bar { min-height: 22px; font-size: 13px; color: var(--muted); padding: 4px 2px 12px; }
.status-bar.error { color: #ff8a8a; }

.overview { display: grid; grid-template-columns: 1fr 1.4fr; gap: 16px; margin-bottom: 16px; }
@media (max-width: 860px) { .overview { grid-template-columns: 1fr; } }

.now-card, .daily-card, .chart-section {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 18px; padding: 20px;
  backdrop-filter: blur(6px);
}
.now-city h2 { font-size: 24px; }
.region { color: var(--muted); font-size: 13px; margin-top: 2px; }
.now-main { display: flex; align-items: center; gap: 14px; margin: 16px 0; }
.now-icon { font-size: 52px; }
.now-temp { font-size: 52px; font-weight: 200; }
.now-desc p:first-child { font-size: 16px; }
.now-desc p:last-child { color: var(--muted); font-size: 13px; margin-top: 4px; }
.now-grid { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.now-grid li {
  display: flex; flex-direction: column; gap: 4px;
  background: rgba(255,255,255,.04); border-radius: 12px; padding: 10px 12px;
  font-size: 12px; color: var(--muted);
}
.now-grid b { color: var(--text); font-size: 15px; font-weight: 600; }

.daily-card h3, .chart-head h3 { font-size: 15px; font-weight: 600; margin-bottom: 14px; }
.daily-strip { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.day {
  text-align: center; padding: 12px 4px; border-radius: 12px;
  background: rgba(255,255,255,.04); font-size: 12px; color: var(--muted);
}
.day .d-icon { font-size: 24px; display: block; margin: 8px 0; }
.day .d-temp { color: var(--text); font-size: 13px; font-weight: 600; }
.day .d-precip { color: #7ec8ff; font-size: 11px; margin-top: 4px; }
.day.today { outline: 1px solid var(--accent); }

.chart-section { margin-bottom: 16px; }
.chart-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px; }
.legend { display: flex; flex-wrap: wrap; gap: 10px; font-size: 12px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.legend i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
.chart { width: 100%; height: 340px; }
@media (max-width: 640px) { .chart { height: 260px; } .now-temp { font-size: 42px; } }

.foot { color: var(--muted); font-size: 12px; text-align: center; padding: 20px 0 8px; line-height: 1.9; }