/* 基础变量（支持浅色/深色） */
:root {
  --bg: #8f7070;            /* 暗橙色背景 */
  --card-bg: #5f5858;     /* 深灰卡片 */
  --text: #fff;          /* 白色文字 */
  --muted: #bfbfbf;      /* 次级文字 */
  --primary: #fff;       /* 主色统一白色 */
  --border: #1f1f1f;     /* 边框深灰 */
  --radius: 12px;
  --shadow: 0 6px 18px rgba(0,0,0,0.6);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  filter: grayscale(1);
}

.site-header {
  padding: 24px 16px 12px;
  max-width: 1200px;
  margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; }
.logo { font-size: 28px; }
.title { margin: 0; font-size: 22px; font-weight: 700; }
.subtitle { margin: 6px 0 16px; color: var(--muted); }

.controls { display: grid; gap: 12px; }
#searchInput {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  outline: none;
}
#searchInput:focus { border-color: var(--primary); box-shadow: 0 0 0 4px color-mix(in oklab, var(--primary) 20%, transparent); }

.category-bar { display: flex; flex-wrap: wrap; gap: 8px; }
.category-btn {
  padding: 8px 12px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  cursor: pointer;
}
.category-btn[aria-selected="true"] { border-color: var(--primary); }

.content { max-width: 1200px; margin: 10px auto 40px; padding: 0 16px; }
.grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 12px;
}
@media (min-width: 600px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 900px) { .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1200px) { .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.card {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(0,0,0,.5); }
.favicon {
  width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--border); background: #fff; display: grid; place-items: center; overflow: hidden;
}
.favicon img { display: none; }
.favicon span { color: #fff; }
.info { min-width: 0; }
.name { margin: 0; font-size: 16px; font-weight: 600; color: #9bb4c9; }
.desc { margin: 4px 0 0; color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tags { margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap; }
.tag { font-size: 12px; padding: 2px 8px; border-radius: 999px; background: #1a1a1a; color: #e6e6e6; }

.actions { display: flex; gap: 8px; }
.btn {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  text-decoration: none;
}
.btn.primary { background: var(--primary); color: #000; border-color: var(--primary); }

.empty { text-align: center; color: var(--muted); padding: 24px; }
.empty-emoji { font-size: 42px; margin-bottom: 8px; }

.site-footer { text-align: center; color: var(--muted); padding: 24px 16px 40px; }

/* 弹窗样式 */
.modal[hidden] { display: none !important; }
.modal { position: fixed; inset: 0; z-index: 50; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.6); }
.modal-dialog {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(560px, 92vw);
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}
.modal-title { margin: 0 0 6px; font-size: 18px; }
.modal-desc { margin: 0 0 4px; color: var(--muted); }
.modal-url { word-break: break-all; margin: 6px 0 10px; }
.modal-countdown { color: var(--muted); margin: 0 0 12px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }