/* ======================================================================
   冷暖皮自测判断工具 · 彩妆试色卡风格
   粉金 #db2777 主色
   ====================================================================== */
.sut{
  --ink:#33101f; --sub:#7e4360; --faint:#b18ba0;
  --bg:#fdf2f6; --card:#ffffff; --card2:#fbecf2; --line:#f2d3e0; --line2:#f9e3ed;
  --pri:#db2777; --pri-2:#ea4c90; --pri-deep:#831843; --pri-soft:#fbe0ec; --pri-ink:#db2777;
  --gold:#c9992b; --gold-soft:#fbf3dd;
  --cold:#4f6fd4; --warm:#d98a2b;
  --bad:#b91c1c; --bad-soft:#fbe9e9;
  --r:14px; --shadow:0 1px 2px rgba(131,24,67,.07),0 10px 24px rgba(131,24,67,.10);
  color:var(--ink); font-size:15px; line-height:1.7;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:radial-gradient(700px 320px at 85% -120px,rgba(219,39,119,.12),transparent 60%),var(--bg);
  padding:0 16px 56px;
}
:root[data-theme="dark"] .sut{
  --ink:#f9e3ee; --sub:#d19ab6; --faint:#9b6e86;
  --bg:#1b0a12; --card:#26101a; --card2:#301722; --line:#4d2337; --line2:#401d2e;
  --pri:#f26fa9; --pri-2:#f88dbd; --pri-deep:#2a0c1a; --pri-soft:rgba(242,111,169,.14); --pri-ink:#ff9cc4;
  --gold:#e8c465; --gold-soft:rgba(232,196,101,.13);
  --cold:#8aa3f0; --warm:#f0b062;
  --bad:#ff8d8d; --bad-soft:rgba(255,141,141,.13);
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 28px rgba(0,0,0,.45);
}
.sut *{box-sizing:border-box;}
.sut b{font-weight:700;}
.sut-wrap{max-width:1160px;margin:0 auto;}

/* ---------- Hero：试色卡光斑 ---------- */
.sut-hero{margin-top:22px;background:var(--card);border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow);padding:26px 28px 24px;position:relative;overflow:hidden;}
.sut-glow{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(300px 160px at 12% 0%,rgba(219,39,119,.10),transparent 70%),
             radial-gradient(260px 140px at 92% 20%,rgba(201,153,43,.10),transparent 70%);}
.sut-badge{position:relative;display:inline-block;background:var(--pri-soft);color:var(--pri-ink);border-radius:999px;
  padding:4px 14px;font-size:12.5px;font-weight:800;}
.sut-hero h1{position:relative;margin:12px 0 8px;font-size:clamp(25px,3.5vw,30px);font-weight:900;}
.sut-sub{position:relative;margin:0;color:var(--sub);font-size:14.5px;max-width:880px;}
.sut-sub b{color:var(--pri-ink);}

/* ---------- 双栏 ---------- */
.sut-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:16px;margin-top:16px;}
@media (max-width:920px){.sut-grid{grid-template-columns:1fr;}}
.sut-card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:20px 22px;}
.sut-card-h{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:14px;
  padding-bottom:10px;border-bottom:2px dashed var(--line);}
.sut-card-h h2{margin:0;font-size:17px;font-weight:900;}
.sut-card-h span{font-size:12.5px;color:var(--faint);font-weight:700;}

/* ---------- 题卡 ---------- */
.sut-q{border:1.5px solid var(--line);border-radius:12px;background:var(--card2);padding:13px 14px;margin-bottom:11px;
  transition:border-color .2s;}
.sut-q.done{border-color:var(--pri);}
.sut-q-head{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px;}
.sut-q-no{flex:none;width:30px;height:30px;border-radius:50%;background:var(--pri);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:900;}
:root[data-theme="dark"] .sut-q-no{color:var(--pri-deep);}
.sut-q-head h3{margin:1px 0 2px;font-size:14.5px;font-weight:900;}
.sut-q-hint{font-size:11.5px;color:var(--faint);font-weight:700;}
.sut-opts{display:flex;flex-direction:column;gap:7px;}
.sut-opt{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);background:var(--card);color:var(--sub);
  border-radius:10px;padding:8px 12px;font-size:13px;font-weight:700;cursor:pointer;font-family:inherit;transition:all .15s;text-align:left;}
.sut-opt:hover{border-color:var(--pri-2);color:var(--pri-ink);}
.sut-opt.on{background:var(--pri-soft);border-color:var(--pri);color:var(--pri-ink);font-weight:800;}
.sut-sw{flex:none;width:26px;height:26px;border-radius:50%;border:2px solid var(--line);box-shadow:0 1px 4px rgba(0,0,0,.15);}

.sut-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:6px;}
.sut-btn{border:1.5px solid var(--line);background:var(--card2);color:var(--ink);border-radius:10px;
  padding:9px 16px;font-size:13.5px;font-weight:800;cursor:pointer;font-family:inherit;transition:all .15s;}
.sut-btn:hover{border-color:var(--pri-2);}
.sut-btn-main{background:var(--pri);border-color:var(--pri);color:#fff;flex:1 1 auto;box-shadow:0 4px 12px rgba(219,39,119,.3);}
:root[data-theme="dark"] .sut-btn-main{color:var(--pri-deep);}
.sut-btn-ghost{background:transparent;}
.sut-msg{margin-top:11px;border-radius:9px;background:var(--pri-soft);color:var(--pri-ink);
  padding:9px 12px;font-size:12.5px;font-weight:700;line-height:1.65;}
.sut-msg.err{background:var(--bad-soft);color:var(--bad);}

/* ---------- 色环（签名可视化） ---------- */
.sut-wheel{text-align:center;padding:4px 0 0;}
.sut-wheel svg{width:220px;height:220px;}
.sut-seg-cold{fill:var(--cold);opacity:.28;}
.sut-seg-neutral{fill:var(--sub);opacity:.18;}
.sut-seg-warm{fill:var(--warm);opacity:.30;}
.sut-seg-cold.on,.sut-seg-warm.on{opacity:.85;}
.sut-seg-neutral.on{opacity:.55;}
.sut-wheel-label{font-size:11px;font-weight:800;fill:var(--sub);}
.sut-needle-line{stroke:var(--pri);stroke-width:4;stroke-linecap:round;transition:transform .5s ease;}
.sut-needle-dot{fill:var(--pri);}
.sut-wheel-hub{fill:var(--card);stroke:var(--pri);stroke-width:3;}
.sut-wheel-score{font-size:26px;font-weight:900;fill:var(--pri-ink);font-family:ui-monospace,Consolas,monospace;}
.sut-wheel-sub{font-size:11px;font-weight:800;fill:var(--faint);}
.sut-wheel-labels{display:flex;justify-content:space-between;max-width:260px;margin:4px auto 0;
  font-size:11px;font-weight:800;}
.sut-wheel-labels .l-cold{color:var(--cold);}
.sut-wheel-labels .l-mid{color:var(--sub);}
.sut-wheel-labels .l-warm{color:var(--warm);}

/* ---------- 结论 ---------- */
.sut-conclusion{margin-top:14px;}
.sut-conclusion .sut-empty{margin:0;font-size:13px;color:var(--faint);line-height:1.75;}
.sut-verdict-card{border-radius:12px;padding:12px 15px;font-size:14px;font-weight:800;line-height:1.7;}
.sut-verdict-card.cold{background:rgba(79,111,212,.10);border:1.5px solid var(--cold);color:var(--cold);}
.sut-verdict-card.warm{background:rgba(217,138,43,.10);border:1.5px solid var(--warm);color:var(--warm);}
.sut-verdict-card.neutral{background:var(--pri-soft);border:1.5px solid var(--pri);color:var(--pri-ink);}
.sut-why{margin:9px 0 0;padding-left:18px;}
.sut-why li{font-size:12.5px;color:var(--sub);line-height:1.75;margin-bottom:3px;}
.sut-why li b{color:var(--ink);}

/* ---------- 选色小卡 ---------- */
.sut-tips{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:14px;}
@media (max-width:560px){.sut-tips{grid-template-columns:1fr;}}
.sut-tip{border:1.5px solid var(--line);border-radius:10px;background:var(--card2);padding:10px 12px;}
.sut-tip h4{margin:0 0 4px;font-size:12.5px;font-weight:900;color:var(--pri-ink);}
.sut-tip p{margin:0;font-size:12px;color:var(--sub);line-height:1.65;}