:root {
  --bg: #f8faf9;
  --card: #ffffff;
  --ink: #17251f;
  --ink-2: #5c6f66;
  --ink-3: #8aa096;
  --line: #e3eae6;
  --accent: #0f6e56;
  --accent-soft: #e1f5ee;
  --accent-ink: #085041;
  --danger: #a32d2d;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 15px;
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1060px; margin: 0 auto; padding: 0 20px; }

/* header */
.site-header { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.85); position: sticky; top: 0; z-index: 50; backdrop-filter: blur(8px); }
.site-header .container { display: flex; align-items: center; gap: 16px; height: 58px; }
.logo { font-size: 17px; font-weight: 700; color: var(--ink); display: flex; align-items: center; gap: 8px; }
.logo:hover { text-decoration: none; }
.logo .paw { color: var(--accent); }
.nav { margin-left: auto; display: flex; gap: 18px; font-size: 14px; }
.nav a { color: var(--ink-2); }
.nav a:hover { color: var(--accent); }

/* hero */
.hero { padding: 44px 0 26px; }
.hero h1 { font-size: 28px; margin: 0 0 10px; letter-spacing: -0.5px; }
.hero p { color: var(--ink-2); margin: 0; max-width: 640px; }
.hero .sub { font-size: 13px; color: var(--ink-3); margin-top: 10px; }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 6px 0 22px; }
.chip { font-size: 13px; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); }
.chip:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* section title */
.sec-title { display: flex; align-items: baseline; gap: 10px; margin: 30px 0 14px; }
.sec-title h2 { font-size: 20px; margin: 0; }
.sec-title .more { margin-left: auto; font-size: 13px; color: var(--ink-3); }

/* card grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; padding-bottom: 30px; }
.tool-card { display: block; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; transition: border-color .15s, transform .15s; }
.tool-card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); }
.tool-card .head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.tool-card img, .tool-card .logo-ph { width: 40px; height: 40px; border-radius: 10px; object-fit: contain; background: var(--accent-soft); }
.logo-ph { display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--accent); font-size: 17px; }
.tool-card .name { font-weight: 600; font-size: 15px; color: var(--ink); }
.tool-card .cat { margin-left: auto; font-size: 11px; color: var(--accent); background: var(--accent-soft); padding: 2px 8px; border-radius: 99px; white-space: nowrap; }
.tool-card .desc { font-size: 13px; color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 44px; }
.tool-card .meta { margin-top: 10px; font-size: 12px; color: var(--ink-3); display: flex; gap: 10px; }

/* detail page */
.crumbs { font-size: 13px; color: var(--ink-3); padding: 18px 0 0; }
.crumbs a { color: var(--ink-3); }
.detail-head { display: flex; gap: 18px; align-items: center; padding: 20px 0 6px; flex-wrap: wrap; }
.detail-head img, .detail-head .logo-ph { width: 64px; height: 64px; border-radius: 16px; object-fit: contain; background: var(--accent-soft); }
.detail-head .logo-ph { font-size: 26px; }
.detail-head h1 { margin: 0; font-size: 24px; letter-spacing: -0.4px; }
.detail-head .tagline { color: var(--ink-2); margin: 4px 0 0; }
.badges { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.badge { font-size: 12px; padding: 2px 10px; border-radius: 99px; }
.badge.oss { background: var(--accent-soft); color: var(--accent-ink); }
.badge.cat { background: #eef1f4; color: var(--ink-2); }
.badge.ver { background: #fdf6e7; color: #854f0b; }

.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; margin: 16px 0; }
.panel h2 { font-size: 17px; margin: 0 0 12px; }
.why p { margin: 0 0 10px; font-size: 14.5px; }
.why .k { font-weight: 600; margin-right: 6px; }
.why .pain .k { color: var(--danger); }
.why .feat .k { color: #185fa5; }
.why .scene .k { color: var(--accent-ink); }

.shots { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; }
.shots img { width: 100%; border-radius: 10px; border: 1px solid var(--line); display: block; }
.shots .ph { aspect-ratio: 16/10; border-radius: 10px; background: #f1f4f2; display: flex; align-items: center; justify-content: center; color: var(--ink-3); font-size: 13px; }

.dl-area { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 22px; border-radius: 10px; font-size: 15px; font-weight: 600; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); text-decoration: none; color: #fff; }
.btn-ghost { border: 1px solid var(--line); color: var(--ink-2); background: var(--card); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.dl-note { font-size: 13px; color: var(--ink-3); }
.gh-plain { font-size: 13.5px; color: var(--ink-3); margin-top: 14px; }
.gh-plain code { background: #f1f4f2; border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; font-size: 12.5px; color: var(--ink-2); }

.meta-list { margin: 0; font-size: 13.5px; color: var(--ink-2); display: grid; gap: 6px; }
.meta-list b { color: var(--ink); font-weight: 600; }

.feedback-box { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.feedback-box img { width: 110px; height: auto; border-radius: 8px; border: 1px solid var(--line); }

.faq details { border-bottom: 1px solid var(--line); padding: 10px 0; }
.faq details:last-child { border-bottom: 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 14.5px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "+"; color: var(--accent); font-weight: 700; margin-right: 8px; }
.faq details[open] summary::before { content: "−"; }
.faq p { margin: 8px 0 0 0; color: var(--ink-2); font-size: 14px; }

/* footer */
.site-footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 24px 0 40px; font-size: 13px; color: var(--ink-3); }
.site-footer .container { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--ink-2); }

@media (max-width: 640px) {
  .hero h1 { font-size: 22px; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .detail-head { gap: 12px; }
  .detail-head img, .detail-head .logo-ph { width: 52px; height: 52px; }
}