/* ============================================================
   ReptiTools · 爬宠工具箱 — design system
   Clean, calm, reptile-green. Fully offline. Vanilla CSS.
   ============================================================ */
:root{
  --brand:#2f9e6e;
  --brand-deep:#1f6b4a;
  --brand-dark:#163f2e;
  --brand-soft:#e6f3ec;
  --brand-softer:#f1f8f4;
  --ink:#22302a;
  --muted:#6e7f76;
  --bg:#f7f9f7;
  --card:#ffffff;
  --line:#e2e9e4;
  --warn:#c2751d;
  --warn-soft:#fdf3e3;
  --danger:#c0392b;
  --danger-soft:#fdecea;
  --ok:#1f9d6b;
  --ok-soft:#e6f4ee;
  --info:#2f6fb0;
  --info-soft:#e8f1fa;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(22,63,46,.05),0 6px 20px rgba(22,63,46,.07);
  --shadow-lg:0 2px 4px rgba(22,63,46,.06),0 14px 40px rgba(22,63,46,.12);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --header-h:64px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.65}
img,svg{display:block;max-width:100%}
a{color:var(--brand-deep);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink)}
::selection{background:var(--brand-soft)}

.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.wrap-narrow{max-width:820px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;gap:14px;height:var(--header-h)}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--brand-deep);letter-spacing:-.2px}
.logo svg{width:30px;height:30px;color:var(--brand)}
.logo b{color:var(--brand-deep)}
.logo span{color:var(--muted);font-weight:500;font-size:12px;margin-top:2px}
.nav{display:flex;align-items:center;gap:2px;margin-left:10px;flex:1;overflow-x:auto}
.nav a{color:var(--ink);font-size:14.5px;font-weight:500;padding:8px 12px;border-radius:9px;white-space:nowrap}
.nav a:hover{background:var(--brand-soft);text-decoration:none;color:var(--brand-deep)}
.nav a.on{color:var(--brand-deep);background:var(--brand-soft)}
.nav-pills{display:flex;align-items:center;gap:6px;margin-left:8px;padding-left:10px;border-left:1px solid var(--line)}
.nav-pills a{padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:13px;background:#fff;color:var(--ink);font-weight:600;white-space:nowrap}
.nav-pills a:hover{background:var(--brand);color:#fff;border-color:var(--brand);text-decoration:none}
.nav-pills a.on{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep)}
@media(max-width:1180px){.nav-pills{display:none}}
.header-right{display:flex;align-items:center;gap:8px;margin-left:auto}
.lang-sw{display:flex;background:var(--bg);border:1px solid var(--line);border-radius:9px;overflow:hidden;flex-shrink:0}
.lang-sw button{border:0;background:transparent;padding:6px 9px;font-size:12.5px;font-weight:600;color:var(--muted)}
.lang-sw button.on{background:var(--brand-deep);color:#fff}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);transition:.15s}
.icon-btn:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-deep)}
.icon-btn svg{width:19px;height:19px}
.icon-btn.fav-on{color:#fff;background:var(--brand);border-color:var(--brand)}
.icon-btn.fav-on svg{fill:currentColor}
.hamburger{display:none}

/* ---------- drawer (mobile) ---------- */
.drawer-backdrop{position:fixed;inset:0;background:rgba(18,36,28,.4);z-index:80;opacity:0;pointer-events:none;transition:.2s}
.drawer-backdrop.show{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(300px,82vw);background:#fff;z-index:90;transform:translateX(100%);transition:.25s;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;padding:18px}
.drawer.show{transform:none}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:10px}
.drawer a{display:block;padding:12px 8px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--bg);font-size:15.5px}
.drawer a:hover{color:var(--brand-deep);background:var(--brand-softer);text-decoration:none}
.drawer .lang-row{display:flex;gap:8px;margin-top:16px}
.drawer .lang-row button{flex:1;padding:10px;border:1px solid var(--line);border-radius:9px;background:var(--bg);font-weight:600}
.drawer .lang-row button.on{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep)}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,var(--brand-softer) 0%,var(--bg) 100%);border-bottom:1px solid var(--line);overflow:hidden}
.hero-in{position:relative;padding:64px 20px 56px;max-width:1140px;margin:0 auto;text-align:center}
.hero-badge{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);color:var(--brand-deep);font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;box-shadow:var(--shadow)}
.hero-badge svg{width:14px;height:14px}
.hero h1{font-size:clamp(28px,4.6vw,46px);line-height:1.18;letter-spacing:-.5px;color:var(--brand-dark);margin:20px auto 14px;max-width:760px;font-weight:800}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p.sub{max-width:640px;margin:0 auto 26px;color:var(--muted);font-size:clamp(15px,2vw,17px)}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero-stats{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:40px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 22px;min-width:120px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:24px;color:var(--brand-deep);font-weight:800}
.stat span{font-size:13px;color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:11px;font-weight:600;font-size:15px;border:1px solid transparent;transition:.15s;text-decoration:none!important}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(47,158,110,.28)}
.btn-primary:hover{background:var(--brand-deep)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);background:var(--brand-softer)}
.btn-sm{padding:7px 14px;font-size:13.5px;border-radius:9px}
.btn-block{width:100%}

/* ---------- sections ---------- */
.sec{padding:56px 0 8px}
.sec-head{margin-bottom:26px}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--brand);text-transform:uppercase;margin-bottom:8px}
.sec-kicker svg{width:15px;height:15px}
.sec-title{font-size:clamp(21px,3vw,27px);color:var(--brand-dark);font-weight:800;letter-spacing:-.3px}
.sec-sub{color:var(--muted);margin-top:6px;max-width:680px}
.sec-head.row{display:flex;justify-content:space-between;align-items:flex-end;gap:14px;flex-wrap:wrap}

/* ---------- cards ---------- */
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;position:relative;transition:.18s}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.card-photo{margin:-20px -20px 14px;height:180px;overflow:hidden;border-radius:var(--radius) var(--radius) 0 0}
.card-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.card:hover .card-photo img{transform:scale(1.03)}

.tool-card{display:flex;flex-direction:column;gap:10px}
.tool-card .t-ico{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);color:var(--brand-deep);display:flex;align-items:center;justify-content:center}
.tool-card .t-ico svg{width:24px;height:24px}
.tool-card h3{font-size:16.5px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px}
.tool-card p{font-size:13.5px;color:var(--muted);flex:1;line-height:1.55}
.tool-card .t-foot{display:flex;align-items:center;justify-content:space-between;gap:8px}
.fav-btn{border:0;background:transparent;color:#b9c4bd;width:34px;height:34px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center}
.fav-btn:hover{background:var(--brand-soft);color:var(--brand)}
.fav-btn svg{width:18px;height:18px}
.fav-btn.on{color:#e8a33d}
.fav-btn.on svg{fill:currentColor}

/* photo tool cards grid */
.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:1180px){.tool-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:860px){.tool-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.tool-grid{grid-template-columns:1fr}}

.tool-section{margin-top:0;display:flex;flex-direction:column}
.tool-card.photo-card{
  padding:0;
  overflow:hidden;
  position:relative;
  border-radius:18px;
  min-height:300px;
  display:flex;
  flex-direction:column;
  cursor:pointer;
  border:1px solid var(--line);
  transition:transform .18s, box-shadow .18s;
}
.tool-card.photo-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(31,107,74,.18)}
.tool-card.photo-card .t-photo-img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.tool-card.photo-card .t-overlay{
  position:relative;
  z-index:1;
  display:flex;
  flex-direction:column;
  flex:1;
  padding:16px;
  background:linear-gradient(to top, rgba(0,0,0,.82) 0%, rgba(0,0,0,.55) 34%, rgba(0,0,0,.12) 62%, rgba(0,0,0,0) 78%);
}
.tool-card.photo-card .t-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
}
.tool-card.photo-card .t-top .t-ico{
  width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.92);
  color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;
}
.tool-card.photo-card .t-top .t-ico svg{width:23px;height:23px}
.tool-card.photo-card .t-meta{margin-top:auto}
.tool-card.photo-card h2{
  color:#fff;font-size:17px;font-weight:800;line-height:1.25;
}
.tool-card.photo-card p{
  color:rgba(255,255,255,.88);
  font-size:12.5px;line-height:1.5;margin-top:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tool-card.photo-card .t-foot{margin-top:12px}
.tool-card.photo-card .t-foot .btn{
  background:#fff;color:var(--brand-deep);border:0;
  font-weight:700;font-size:13px;
}
.tool-card.photo-card .t-foot .btn:hover{background:#eef4f0}
.tool-card.photo-card .fav-btn{color:rgba(255,255,255,.9)}
.tool-card.photo-card .fav-btn:hover{background:rgba(255,255,255,.18);color:#fff}
.tool-card.photo-card .fav-btn.on{color:#ffd257}

/* fallback for tools without a dedicated photo */
.tool-card.photo-card.no-photo{
  background:linear-gradient(135deg,var(--brand-deep) 0%,#2f8a63 100%);
}
.tool-card.photo-card.no-photo .t-overlay{
  background:linear-gradient(to top, rgba(0,0,0,.55) 0%, rgba(0,0,0,.12) 60%, rgba(0,0,0,0) 100%);
}

/* expanded tool form body (collapsed by default) */
.tool-section .tool-body{
  display:none;
  background:#fff;
  border:1px solid var(--line);
  border-top:none;
  border-radius:0 0 16px 16px;
}
.tool-section .tool-body.open{display:block}
.tool-section:has(.tool-body.open) .tool-card.photo-card{
  border-radius:16px 16px 0 0;
  border-bottom:none;
}

.badge{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:999px;background:var(--brand-soft);color:var(--brand-deep)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.free{background:var(--ok-soft);color:var(--ok)}

/* species cards */
.species-card{padding:18px;display:flex;flex-direction:column;gap:8px}
.species-card .s-head{display:flex;gap:12px;align-items:center}
.species-card .s-ico{width:42px;height:42px;border-radius:11px;background:var(--brand-softer);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.species-card .s-ico svg{width:22px;height:22px}
.species-card h3{font-size:15.5px;font-weight:700}
.species-card .s-lat{font-size:11.5px;color:var(--muted)}
.species-card .s-meta{display:grid;grid-template-columns:1fr 1fr;gap:4px 10px;font-size:12.5px;color:var(--muted)}
.species-card .s-meta b{color:var(--ink);font-weight:600}
.species-card .s-foot{display:flex;gap:8px;margin-top:2px}
.species-card.s-photo-card{padding:0;overflow:hidden}
.species-card.s-photo-card .s-head{padding:14px 16px 0}
.species-card.s-photo-card .s-meta,.species-card.s-photo-card .s-desc{padding:0 16px}
.species-card.s-photo-card .tip{margin:0 16px}
.species-card.s-photo-card .s-foot{padding:0 16px 16px}
.s-photo{width:100%;height:170px;object-fit:cover;display:block;background:var(--brand-softer)}
.cat-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.cat-chip{padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13px;cursor:pointer;font-weight:600;color:var(--ink)}
.cat-chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.cat-intro{background:var(--brand-softer);border:1px solid #cfe7da;border-radius:14px;padding:16px 18px;margin-bottom:22px}
.cat-intro h3{font-size:16px;color:var(--brand-deep);margin-bottom:10px}
.cat-intro .ci-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px 20px;font-size:13px;color:var(--ink)}
.cat-intro .ci-grid b{color:var(--brand-deep);display:inline-block;min-width:70px}
@media(max-width:768px){.cat-intro .ci-grid{grid-template-columns:1fr}}
.pitfall-block{display:grid;grid-template-columns:340px 1fr;gap:26px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:26px;align-items:start}
.pitfall-media{border-radius:12px;overflow:hidden}
.pitfall-media img{width:100%;height:240px;object-fit:cover;display:block}
.pitfall-body .pf-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--brand-deep);background:var(--brand-soft);border-radius:999px;padding:4px 11px;margin-bottom:10px}
.pitfall-body h2{font-size:19px;margin-bottom:10px;color:var(--brand-dark)}
.pitfall-body p{font-size:14px;line-height:1.7;color:var(--ink);margin-bottom:10px}
.pitfall-body ul{margin:0 0 12px 18px;font-size:13.5px;line-height:1.7;color:var(--ink)}
.pitfall-body ul li{margin-bottom:6px}
.pitfall-body .tip,.pitfall-body .warn{margin:0 0 12px;font-size:13px}
.pitfall-body .btn{margin-top:4px}
@media(max-width:860px){.pitfall-block{grid-template-columns:1fr}.pitfall-media img{height:200px}}
.guide-wrap{max-width:860px;margin:0 auto}
.guide-article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 28px;margin-bottom:24px}
.guide-article h2{font-size:21px;color:var(--brand-dark);margin-bottom:14px}
.guide-article p{font-size:14.5px;line-height:1.85;color:var(--ink);margin-bottom:12px}
.guide-article b{color:var(--brand-deep)}

/* article cards */
.article-card{padding:18px;display:flex;flex-direction:column;gap:8px}
.article-card .a-tags{display:flex;gap:6px;flex-wrap:wrap}
.article-card h3{font-size:16px;line-height:1.4;font-weight:700}
.article-card h3 a{color:var(--ink)}
.article-card h3 a:hover{color:var(--brand-deep);text-decoration:none}
.article-card p{font-size:13.5px;color:var(--muted);flex:1}
.article-card .a-meta{font-size:12.5px;color:var(--muted);display:flex;gap:10px;align-items:center}
.article-card.has-photo{padding:0;overflow:hidden}
.article-card.has-photo .a-photo{width:100%;height:170px;object-fit:cover;display:block}
.article-card.has-photo .a-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}

/* full-bleed photo background cards (articles list) */
.article-card.bg-photo{
  position:relative;padding:0;overflow:hidden;min-height:230px;
  display:flex;flex-direction:column;justify-content:flex-end;border:0;
}
.article-card.bg-photo .a-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;
}
.article-card.bg-photo .a-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(to bottom,rgba(10,25,18,.12) 0%,rgba(10,25,18,.35) 45%,rgba(10,25,18,.82) 100%);
}
.article-card.bg-photo .a-content{
  position:relative;z-index:2;padding:18px;display:flex;flex-direction:column;gap:7px;
}
.article-card.bg-photo .a-tags{display:flex;gap:6px;flex-wrap:wrap}
.article-card.bg-photo .a-tags .tag{
  background:rgba(255,255,255,.22);color:#fff;backdrop-filter:blur(4px);
}
.article-card.bg-photo h3{font-size:16px;line-height:1.4;font-weight:700}
.article-card.bg-photo h3 a{color:#fff}
.article-card.bg-photo h3 a:hover{color:#fff;text-decoration:underline}
.article-card.bg-photo p{font-size:13.5px;color:rgba(255,255,255,.85);flex:1;margin:0}
.article-card.bg-photo .a-meta{font-size:12.5px;color:rgba(255,255,255,.7);display:flex;gap:10px;align-items:center}

/* compact square article cards (3-per-row) */
.article-grid .article-card.bg-photo{min-height:260px;border-radius:14px}
.article-grid .article-card.bg-photo .a-content{padding:16px;gap:6px}
.article-grid .article-card.bg-photo h3{font-size:15px;line-height:1.35}
.article-grid .article-card.bg-photo p{font-size:12.5px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-grid .article-card.bg-photo .a-meta{font-size:11.5px;gap:8px;flex-wrap:wrap}
.article-grid .article-card.bg-photo .a-tags .tag{font-size:11px;padding:2px 8px}
@media(max-width:860px){
  .article-grid .article-card.bg-photo{min-height:240px}
}

/* ---------- tools page ---------- */
.tool-nav-wrap{position:sticky;top:var(--header-h);z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.tool-nav{display:flex;gap:8px;overflow-x:auto;padding:10px 0;scrollbar-width:thin}
.tool-nav a{flex-shrink:0;font-size:13px;font-weight:600;color:var(--muted);padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:#fff}
.tool-nav a:hover{color:var(--brand-deep);border-color:var(--brand);text-decoration:none}
.tool-nav a.on{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep)}
.tool-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:18px 0 4px}
.tool-search{flex:1;min-width:200px;position:relative}
.tool-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--muted)}
.tool-search input{width:100%;padding:10px 12px 10px 36px;border:1px solid var(--line);border-radius:11px;background:#fff;outline:none}
.tool-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.chip-btn{border:1px solid var(--line);background:#fff;border-radius:11px;padding:9px 14px;font-size:13.5px;font-weight:600;color:var(--ink)}
.chip-btn.on{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep)}
.tool-section{scroll-margin-top:130px;margin-top:34px}
.tool-shell{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.tool-head{display:flex;align-items:flex-start;gap:14px;padding:22px 24px 16px;border-bottom:1px solid var(--bg)}
.tool-head .t-ico{width:50px;height:50px;border-radius:13px;background:var(--brand-soft);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.tool-head .t-ico svg{width:26px;height:26px}
.tool-head h2{font-size:19px;font-weight:800;color:var(--brand-dark);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tool-head p{color:var(--muted);font-size:13.5px;margin-top:3px}
.tool-head .fav-btn{margin-left:auto}
.tool-body{padding:20px 24px 24px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--ink)}
.field .hint{font-size:12px;color:var(--muted);font-weight:400}
.input,.select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;outline:none;transition:.15s}
.input:focus,.select:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.btn-row{margin-top:18px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.out-card{margin-top:18px;background:var(--brand-softer);border:1px solid #cfe7da;border-radius:12px;padding:16px 18px;display:none}
.out-card.show{display:block}
.out-card h4{font-size:14px;font-weight:800;color:var(--brand-deep);margin-bottom:10px;display:flex;align-items:center;gap:7px}
.out-card h4 svg{width:16px;height:16px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:12px}
.stat-box{background:#fff;border-radius:10px;padding:12px 14px;border:1px solid #dcebe2}
.stat-box .k{font-size:12px;color:var(--muted)}
.stat-box .v{font-size:17px;font-weight:800;color:var(--brand-dark);margin-top:2px}
.stat-box .s{font-size:12px;color:var(--muted)}
.out-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed #d8e6dd;font-size:14px}
.out-row:last-child{border-bottom:0}
.out-row .k{color:var(--muted)}
.out-row .v{font-weight:600;text-align:right}
.tip{display:flex;gap:10px;background:var(--info-soft);border:1px solid #cfe0f2;color:#23527e;border-radius:11px;padding:12px 14px;font-size:13.5px;margin-top:12px}
.tip svg{width:17px;height:17px;flex-shrink:0;margin-top:2px}
.warn{display:flex;gap:10px;background:var(--warn-soft);border:1px solid #f2e0bd;color:#8a5a14;border-radius:11px;padding:12px 14px;font-size:13.5px;margin-top:12px}
.warn svg{width:17px;height:17px;flex-shrink:0;margin-top:2px}
.danger{display:flex;gap:10px;background:var(--danger-soft);border:1px solid #f2cdc8;color:#92241a;border-radius:11px;padding:12px 14px;font-size:13.5px;margin-top:12px}
.danger svg{width:17px;height:17px;flex-shrink:0;margin-top:2px}
.ok-box{display:flex;gap:10px;background:var(--ok-soft);border:1px solid #cfe7da;color:#1c6b49;border-radius:11px;padding:12px 14px;font-size:13.5px;margin-top:12px}
.ok-box svg{width:17px;height:17px;flex-shrink:0;margin-top:2px}

/* visual bars */
.bar-wrap{margin-top:12px}
.bar-label{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-bottom:6px}
.gradient-bar{position:relative;height:34px;border-radius:9px;overflow:hidden;border:1px solid #dcebe2;background:linear-gradient(90deg,#9ec9e8 0%,#7fb6dd 22%,#f2c879 46%,#e8853f 68%,#d6452f 86%,#b92b1f 100%)}
.gradient-bar .marker{position:absolute;top:-4px;bottom:-4px;width:3px;background:#111;border-radius:2px}
.gradient-bar .zone{position:absolute;top:0;bottom:0;border:2px solid rgba(0,0,0,.25);border-radius:4px;background:transparent}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px;font-size:12.5px;color:var(--muted)}
.legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.daybar{position:relative;height:30px;border-radius:9px;overflow:hidden;border:1px solid var(--line);background:linear-gradient(90deg,#2b2f3a 0%,#2b2f3a 29%,#ffe9a8 29%,#ffe9a8 71%,#2b2f3a 71%,#2b2f3a 100%)}
.daybar .tick{position:absolute;top:0;bottom:0;width:1px;background:rgba(255,255,255,.5)}
.daybar .lab{position:absolute;font-size:10.5px;color:#fff;top:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.35);padding:1px 5px;border-radius:5px;white-space:nowrap}
.diet-donut{display:flex;align-items:center;gap:16px;flex-wrap:wrap}

/* table */
.tbl-wrap{overflow-x:auto;margin-top:12px}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:520px}
.tbl th,.tbl td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}
.tbl th{background:var(--brand-softer);font-weight:700;color:var(--brand-dark);white-space:nowrap}
.tbl tr:nth-child(even) td{background:#fafcfa}
.tbl .num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}

/* checklist */
.check-list{display:flex;flex-direction:column;gap:9px;margin-top:6px}
.check-item{display:flex;gap:11px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px 13px;cursor:pointer;transition:.15s}
.check-item:hover{border-color:var(--brand)}
.check-item input{width:17px;height:17px;margin-top:3px;accent-color:var(--brand);flex-shrink:0}
.check-item .ci-t{font-size:14px;font-weight:600}
.check-item .ci-d{font-size:12.5px;color:var(--muted)}
.check-item.done{background:var(--brand-softer);border-color:#cfe7da}
.check-item.done .ci-t{color:var(--brand-deep)}

/* growth chart */
.chart-box{margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;overflow-x:auto}
.chart-box svg{min-width:520px;width:100%;height:auto}

/* ---------- article ---------- */
.article-wrap{max-width:780px;margin:0 auto;padding:34px 20px 60px}
.crumb{font-size:13px;color:var(--muted);margin-bottom:18px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-deep)}
.article-head h1{font-size:clamp(24px,3.6vw,34px);line-height:1.3;color:var(--brand-dark);font-weight:800;letter-spacing:-.3px;margin-bottom:14px}
.article-meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-bottom:8px}
.article-meta .tag{background:var(--brand-soft);color:var(--brand-deep);font-weight:600;padding:3px 10px;border-radius:999px;font-size:12px}
.article-cover{background:var(--brand-softer);border-radius:16px;display:flex;align-items:center;justify-content:center;padding:34px;margin:20px 0 6px;border:1px solid var(--line)}
.article-cover svg{width:110px;height:110px;color:var(--brand);opacity:.85}
.prose{font-size:15.5px;line-height:1.9;color:#2b3831}
.prose h2{font-size:21px;color:var(--brand-dark);font-weight:800;margin:34px 0 12px;padding-top:6px;border-bottom:2px solid var(--brand-soft);padding-bottom:8px}
.prose h3{font-size:17px;color:var(--brand-dark);font-weight:700;margin:24px 0 8px}
.prose p{margin:12px 0}
.prose ul,.prose ol{margin:12px 0 12px 24px}
.prose li{margin:6px 0}
.prose blockquote{border-left:4px solid var(--brand);background:var(--brand-softer);padding:12px 18px;border-radius:0 10px 10px 0;margin:16px 0;color:#35503f}
.prose table{margin:16px 0}
.prose strong{color:var(--brand-dark)}
.prose a{color:var(--brand-deep);font-weight:600}
.toc{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin:22px 0;font-size:14px}
.toc b{display:block;margin-bottom:8px;color:var(--brand-dark)}
.toc ol{margin-left:20px}
.toc li{margin:5px 0}
.rel-box{background:#fff;border:1px solid var(--brand);border-radius:13px;padding:16px 20px;margin:22px 0}
.rel-box b{color:var(--brand-deep);display:flex;align-items:center;gap:8px;margin-bottom:8px}
.rel-box b svg{width:17px;height:17px}
.rel-box .rel-links{display:flex;gap:9px;flex-wrap:wrap}
.faq{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px 20px;margin:24px 0}
.faq h2{font-size:18px;margin:0 0 10px;border:0;padding:0}
.faq details{border-bottom:1px solid var(--bg);padding:10px 0}
.faq details:last-child{border:0}
.faq summary{cursor:pointer;font-weight:600;color:var(--ink);font-size:15px}
.faq details p{margin:8px 0 2px;font-size:14.5px;color:#41504a}
.disclaimer{margin-top:30px;background:var(--warn-soft);border:1px solid #f2e0bd;border-radius:12px;padding:14px 18px;font-size:13px;color:#8a5a14;line-height:1.7}
.article-nav{display:flex;justify-content:space-between;gap:12px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}
.article-nav a{max-width:48%;font-size:13.5px}
.article-nav .dir{display:block;font-size:12px;color:var(--muted)}
.article-nav .ttl{font-weight:600;color:var(--ink)}

/* ---------- legal / simple pages ---------- */
.page-hero{background:linear-gradient(180deg,var(--brand-softer),var(--bg));border-bottom:1px solid var(--line)}
.page-hero .wrap{padding:44px 20px 38px;text-align:center}
.page-hero h1{font-size:clamp(24px,3.6vw,34px);color:var(--brand-dark);font-weight:800}
.page-hero p{color:var(--muted);margin-top:8px;max-width:640px;margin-left:auto;margin-right:auto}
.legal{padding:40px 0 70px}
.legal-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 34px;box-shadow:var(--shadow)}
.legal-card h2{font-size:19px;color:var(--brand-dark);margin:26px 0 10px;font-weight:800}
.legal-card h2:first-child{margin-top:0}
.legal-card p{font-size:14.5px;line-height:1.9;color:#37443d;margin:9px 0}
.legal-card ul{margin:8px 0 8px 22px}
.legal-card li{margin:5px 0;font-size:14.5px;line-height:1.8;color:#37443d}
.legal-card .kv{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--bg);font-size:14.5px}
.legal-card .kv .k{min-width:130px;color:var(--muted);font-weight:600}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:8px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center;box-shadow:var(--shadow)}
.contact-card svg{width:34px;height:34px;color:var(--brand);margin:0 auto 10px}
.contact-card h3{font-size:15.5px;font-weight:700;margin-bottom:6px}
.contact-card p{font-size:13px;color:var(--muted)}
.contact-card a.btn{margin-top:12px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-dark);color:#c9d8cf;margin-top:70px}
.footer-in{padding:44px 20px 26px;max-width:1140px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:28px}
.footer-grid h4{color:#fff;font-size:14.5px;margin-bottom:12px;font-weight:700}
.footer-grid a{display:block;color:#a9beb2;font-size:13.5px;padding:4px 0}
.footer-grid a:hover{color:#fff;text-decoration:none}
.footer-brand p{color:#a9beb2;font-size:13.5px;margin-top:10px;line-height:1.7;max-width:300px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:#8fa69b}
.footer-bottom a{color:#8fa69b}
.footer-bottom a:hover{color:#fff}
.icp{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- toast & consent ---------- */
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--brand-dark);color:#fff;padding:12px 22px;border-radius:12px;font-size:14px;font-weight:600;opacity:0;pointer-events:none;transition:.25s;z-index:120;box-shadow:var(--shadow-lg);display:flex;gap:9px;align-items:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast svg{width:17px;height:17px}
.consent{position:fixed;left:16px;right:16px;bottom:16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lg);padding:14px 18px;display:flex;gap:14px;align-items:center;justify-content:space-between;z-index:110;font-size:13.5px;max-width:860px;margin:0 auto;flex-wrap:wrap}
.consent p{color:var(--muted);flex:1;min-width:240px}
.consent a{font-weight:600}

/* ---------- misc ---------- */
.center{text-align:center}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt32{margin-top:32px}
.muted{color:var(--muted)}
.empty{text-align:center;color:var(--muted);padding:34px 16px;font-size:14px}
.hidden{display:none!important}
.pill{display:inline-flex;align-items:center;gap:6px;background:var(--brand-soft);color:var(--brand-deep);font-size:12.5px;font-weight:600;padding:4px 11px;border-radius:999px}
.pill svg{width:13px;height:13px}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav{display:none}
  .hamburger{display:inline-flex}
  .lang-sw{display:none}
  .hero-in{padding:46px 20px 44px}
  .hero-stats{gap:9px}
  .stat{min-width:calc(50% - 10px);padding:12px 16px}
  .sec{padding:42px 0 4px}
  .tool-body{padding:16px}
  .tool-head{padding:18px 16px 12px}
  .legal-card{padding:22px 20px}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:22px}
  .article-nav{flex-direction:column}
  .article-nav a{max-width:100%}
}
@media(max-width:520px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .logo span{display:none}
  .hero-cta .btn{width:100%}
  .consent{flex-direction:column;align-items:stretch;text-align:center}
  .consent .btn{width:100%}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}

/* ---------- tools page chrome (added) ---------- */
.tools-hero{background:linear-gradient(180deg,var(--brand-softer),var(--bg));border-bottom:1px solid var(--line)}
.tools-hero .wrap{padding:44px 20px 30px;text-align:center}
.tools-hero h1{font-size:clamp(24px,3.6vw,34px);color:var(--brand-dark);font-weight:800;margin-bottom:8px}
.tools-hero>div>p{color:var(--muted);max-width:680px;margin:0 auto 22px}
.toolbar{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px;text-align:left}
.search-box{position:relative}
.search-box svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--muted)}
.search-box .input{padding-left:42px;font-size:14.5px;border-radius:12px}
.chip-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 15px;font-size:13px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:7px;transition:.15s}
.chip:hover{border-color:var(--brand);color:var(--brand-deep);text-decoration:none}
.chip.on{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep)}
.chip svg{width:14px;height:14px}
.chip-fav.on{background:var(--warn);border-color:var(--warn);color:#fff}
.tools-empty{margin:26px auto;max-width:520px;text-align:center;padding:30px 18px;background:#fff;border:1px dashed var(--line);border-radius:14px;color:var(--muted)}
.tools-note{margin-top:20px;font-size:12.5px;color:var(--muted);opacity:.85}
.tool-nav-in{display:flex;gap:8px;overflow-x:auto;padding:10px 0;scrollbar-width:thin}
.tool-nav-in a{flex-shrink:0;font-size:13px;font-weight:600;color:var(--muted);padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:#fff}
.tool-nav-in a:hover{color:var(--brand-deep);border-color:var(--brand);text-decoration:none}
.tool-nav-in a.on{background:var(--brand-deep);color:#fff;border-color:var(--brand-deep)}
.tools-body{padding-top:6px}

/* ---------- tag chip ---------- */
.tag{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand-deep)}