/* =========================================================
   PannePilot — Interface 4 / Application moderne & data
   Couche visuelle globale, sans changement de logique métier.
   ========================================================= */
:root{
  --ui4-bg:#f5f7fb;
  --ui4-surface:#ffffff;
  --ui4-soft:#f8faff;
  --ui4-soft-2:#eef3ff;
  --ui4-ink:#13213c;
  --ui4-muted:#66758f;
  --ui4-line:#dfe6f1;
  --ui4-line-strong:#cad5e6;
  --ui4-indigo:#4f46e5;
  --ui4-indigo-dark:#3730a3;
  --ui4-blue:#2563eb;
  --ui4-cyan:#06b6d4;
  --ui4-green:#10b981;
  --ui4-amber:#f59e0b;
  --ui4-red:#ef4444;
  --ui4-shadow:0 16px 42px rgba(33,48,84,.08);
  --ui4-shadow-hover:0 20px 46px rgba(44,59,105,.13);
  --ui4-radius:18px;
  --ui4-radius-sm:13px;
  --bg:var(--ui4-bg);
  --surface:var(--ui4-surface);
  --ink:var(--ui4-ink);
  --muted:var(--ui4-muted);
  --line:var(--ui4-line);
  --accent:var(--ui4-indigo);
  --accent2:var(--ui4-cyan);
  --danger:#dc2626;
  --ok:#059669;
  --shadow:var(--ui4-shadow);
  --radius:var(--ui4-radius);
}
html{background:var(--ui4-bg)}
body.ui4{background:linear-gradient(180deg,#fafbff 0,#f5f7fb 300px,#f5f7fb 100%);color:var(--ui4-ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:-.006em}
body.ui4 main{min-height:calc(100vh - 300px)}
body.ui4 ::selection{background:#dfe4ff;color:#272067}
body.ui4 a{transition:color .18s ease,border-color .18s ease,background .18s ease,transform .18s ease,box-shadow .18s ease}
body.ui4 .shell{width:min(1240px,calc(100% - 40px))}
body.ui4 .sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
body.ui4 .skip-link{position:fixed;left:12px;top:-80px;z-index:9999;background:#fff;color:#111827;padding:10px 14px;border-radius:10px;box-shadow:var(--ui4-shadow)}
body.ui4 .skip-link:focus{top:12px}

/* ---------- header ---------- */
body.ui4 .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(223,230,241,.9);backdrop-filter:blur(18px);box-shadow:0 1px 0 rgba(255,255,255,.85)}
body.ui4 .nav{height:72px;display:flex;align-items:center;gap:18px}
body.ui4 .brand{display:flex;align-items:center;gap:10px;margin-right:auto;min-width:max-content}
body.ui4 .brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:linear-gradient(135deg,var(--ui4-indigo),#5865f2 58%,var(--ui4-cyan));box-shadow:0 8px 20px rgba(79,70,229,.22);overflow:hidden;color:#fff}
body.ui4 .brand-mark img{display:block;width:100%;height:100%;object-fit:cover}
body.ui4 .brand>span:last-child{display:flex;flex-direction:column;line-height:1.02}
body.ui4 .brand b{font-size:19px;letter-spacing:-.035em;color:#101b35}
body.ui4 .brand small{font-size:10.5px;color:#8490a5;margin-top:4px;font-weight:650}
body.ui4 .nav-menu{display:flex;align-items:center;gap:5px;color:#4d5b74;font-size:13px;font-weight:760}
body.ui4 .nav-menu a{padding:9px 10px;border-radius:10px}
body.ui4 .nav-menu a:hover{background:#f2f5fb;color:var(--ui4-indigo)}
body.ui4 .nav-utility{display:flex;align-items:center;gap:8px}
body.ui4 .nav-search{display:grid;place-items:center;width:39px;height:39px;border:1px solid var(--ui4-line);border-radius:11px;background:#fff;color:#5e6c83;font-size:18px}
body.ui4 .nav-search:hover{border-color:#b9c5da;color:var(--ui4-indigo);background:#f8f9ff}
body.ui4 .btn{min-height:42px;border-radius:11px;padding:11px 17px;font-weight:830;letter-spacing:-.01em;box-shadow:none}
body.ui4 .btn:hover{transform:translateY(-1px);box-shadow:0 9px 22px rgba(35,48,85,.12)}
body.ui4 .btn-accent{background:linear-gradient(135deg,var(--ui4-indigo),#5b5cf0);color:#fff;border:1px solid rgba(59,52,199,.2)}
body.ui4 .btn-accent:hover{background:linear-gradient(135deg,#4338ca,#4f46e5)}
body.ui4 .btn-outline{background:#fff;color:#273551;border:1px solid var(--ui4-line-strong)}
body.ui4 .btn-outline:hover{border-color:#aab8d1;background:#f8faff;color:var(--ui4-indigo)}
body.ui4 .btn-light{background:#eef2ff;color:#4338ca}
body.ui4 .btn-small{min-height:38px;padding:9px 13px;font-size:13px}
body.ui4 .nav-cta{background:var(--ui4-indigo);white-space:nowrap}
body.ui4 .nav-toggle{display:none;border:1px solid var(--ui4-line);background:#fff;color:#273551;border-radius:11px;padding:8px 10px}

/* ---------- home / hero ---------- */
body.ui4 .hero{position:relative;padding:62px 0 44px;background:
  radial-gradient(circle at 11% 12%,rgba(79,70,229,.11),transparent 30%),
  radial-gradient(circle at 90% 7%,rgba(6,182,212,.11),transparent 28%),
  linear-gradient(180deg,#fbfcff 0%,#f2f6ff 100%);border-bottom:1px solid #e7ebf4;overflow:hidden}
body.ui4 .hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(93,107,145,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(93,107,145,.035) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,#000,transparent 85%);pointer-events:none}
body.ui4 .hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:56px;align-items:center}
body.ui4 .home-signal{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border:1px solid #dce3ff;background:rgba(255,255,255,.8);border-radius:999px;color:#4b55a3;font-size:12px;font-weight:800}
body.ui4 .home-signal:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ui4-green);box-shadow:0 0 0 4px rgba(16,185,129,.12)}
body.ui4 .hero h1{max-width:720px;margin:14px 0 17px;color:#101a35;font-size:clamp(44px,5vw,70px);line-height:.99;letter-spacing:-.055em;font-weight:870}
body.ui4 .hero h1 em{font-style:normal;color:var(--ui4-indigo)}
body.ui4 .hero p{max-width:690px;color:#61708b;font-size:18px;line-height:1.65}
body.ui4 .hero-search{display:flex;align-items:center;gap:8px;max-width:700px;margin-top:26px;padding:7px;border:1px solid #d8e0ed;background:#fff;border-radius:14px;box-shadow:0 14px 34px rgba(45,61,104,.09)}
body.ui4 .hero-search:focus-within{border-color:#aab4ff;box-shadow:0 0 0 4px rgba(79,70,229,.08),0 14px 34px rgba(45,61,104,.09)}
body.ui4 .hero-search input{min-width:0;flex:1;border:0;outline:0;background:transparent;color:#15213b;padding:10px 12px;font:inherit;font-weight:650}
body.ui4 .hero-search input::placeholder{color:#9aa6b9;font-weight:550}
body.ui4 .hero-search .btn{min-width:48px;padding:11px 15px}
body.ui4 .hero-device-shortcuts{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
body.ui4 .hero-device-shortcuts a{display:flex;align-items:center;gap:7px;padding:8px 10px;border:1px solid #dfe5ef;background:rgba(255,255,255,.78);border-radius:11px;color:#53617a;font-size:12px;font-weight:760}
body.ui4 .hero-device-shortcuts a:hover{border-color:#c5cdfd;background:#fff;color:#4338ca}
body.ui4 .hero-device-shortcuts .card-icon{font-size:16px}
body.ui4 .trust-row{gap:18px;margin-top:20px;color:#76839a;font-size:12px;font-weight:760}
body.ui4 .trust-row span:before{color:var(--ui4-green)}
body.ui4 .hero-app-card{position:relative;min-height:438px;border:1px solid rgba(214,222,236,.92);border-radius:26px;background:linear-gradient(160deg,#fff 0%,#f8faff 54%,#edf3ff 100%);box-shadow:0 28px 72px rgba(51,66,107,.13);padding:22px;overflow:hidden}
body.ui4 .hero-app-card:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(6,182,212,.16),rgba(79,70,229,.05) 58%,transparent 72%);right:-55px;top:-55px}
body.ui4 .hero-app-top{position:relative;display:flex;align-items:center;justify-content:space-between;gap:15px}
body.ui4 .hero-app-top small{display:block;color:#8995aa;font-weight:700}
body.ui4 .hero-app-top strong{display:block;margin-top:2px;font-size:18px}
body.ui4 .hero-app-chip{padding:7px 10px;border-radius:999px;background:#e8fbf5;color:#087b5e;font-size:11px;font-weight:850}
body.ui4 .washer-stage{position:relative;display:grid;place-items:center;height:238px;margin:14px 0 8px}
body.ui4 .washer-shadow{position:absolute;bottom:22px;width:250px;height:34px;border-radius:50%;background:rgba(38,53,91,.12);filter:blur(9px)}
body.ui4 .washer-mock{position:relative;width:190px;height:218px;border:1px solid #ced8e6;border-radius:18px;background:linear-gradient(145deg,#fff,#e7edf5);box-shadow:inset -12px -16px 28px rgba(129,146,175,.12),0 25px 35px rgba(40,55,88,.14)}
body.ui4 .washer-mock:before{content:"";position:absolute;left:17px;right:17px;top:18px;height:38px;border-radius:9px;background:#f8fbff;border:1px solid #ccd7e6;box-shadow:inset 0 0 0 5px #eef3f8}
body.ui4 .washer-mock:after{content:"";position:absolute;width:104px;height:104px;border-radius:50%;left:42px;top:78px;background:radial-gradient(circle,#24324a 0 28%,#62718a 29% 36%,#dce5ef 37% 48%,#74839a 49% 52%,#eef3f8 53%);border:6px solid #cbd5e2;box-shadow:inset 0 0 28px rgba(9,16,30,.55)}
body.ui4 .washer-display{position:absolute;z-index:3;right:28px;top:31px;width:36px;height:10px;border-radius:4px;background:#15213b;box-shadow:-50px 0 0 -3px #b7c4d6}
body.ui4 .hero-data-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:9px}
body.ui4 .hero-data-item{padding:12px;border:1px solid #dde5f0;background:rgba(255,255,255,.87);border-radius:13px}
body.ui4 .hero-data-item span{display:block;color:#8a96aa;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}
body.ui4 .hero-data-item strong{display:block;margin-top:4px;font-size:14px;color:#24324d}
body.ui4 .hero-app-card>.btn{position:relative;width:100%;margin-top:10px}
body.ui4 .diag-card{border:1px solid var(--ui4-line);border-radius:20px;box-shadow:var(--ui4-shadow);background:#fff}

/* ---------- quick search ---------- */
body.ui4 .quick-search-band{padding:18px 0;background:#fff;border-bottom:1px solid var(--ui4-line)}
body.ui4 .quick-search-band>.shell{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(420px,1.2fr);gap:28px;align-items:center}
body.ui4 .quick-search-copy b{color:#25324b}
body.ui4 .quick-search-copy small{color:#7a879d}
body.ui4 .catalog-search input{border:1px solid #d7dfeb;border-radius:11px;padding:12px 14px;background:#f9fbfe}
body.ui4 .catalog-search input:focus{background:#fff;border-color:#a7afff;outline:3px solid rgba(79,70,229,.08)}

/* ---------- typography & generic page ---------- */
body.ui4 .eyebrow{color:var(--ui4-indigo);font-size:11px;font-weight:900;letter-spacing:.065em}
body.ui4 .page-hero{position:relative;padding:38px 0 28px;background:linear-gradient(180deg,#fff,#f9fbff);border-bottom:1px solid var(--ui4-line);overflow:hidden}
body.ui4 .page-hero:after{content:"";position:absolute;width:320px;height:320px;right:-100px;top:-190px;border-radius:50%;background:radial-gradient(circle,rgba(79,70,229,.10),transparent 70%)}
body.ui4 .page-hero>.shell{position:relative;z-index:1}
body.ui4 .breadcrumbs{margin-bottom:9px;color:#8a96aa;font-size:12px;font-weight:650}
body.ui4 .breadcrumbs a:hover{color:var(--ui4-indigo)}
body.ui4 .page-hero h1{margin:5px 0 9px;max-width:980px;color:#121e39;font-size:clamp(34px,4vw,50px);line-height:1.04;letter-spacing:-.045em}
body.ui4 .page-hero p{max-width:860px;margin:0;color:#697790;font-size:16px;line-height:1.65}
body.ui4 .section{padding:46px 0}
body.ui4 .section-head{align-items:flex-end;margin-bottom:20px}
body.ui4 .section-head h2{font-size:clamp(26px,3vw,34px);letter-spacing:-.04em;color:#17233e}
body.ui4 .section-head p{color:#748198;line-height:1.55}
body.ui4 .section-head>a,body.ui4 .text-link,body.ui4 .hub-actions a{color:var(--ui4-indigo);font-weight:820;font-size:13px}
body.ui4 .compact-head{margin-top:38px}

/* ---------- surfaces ---------- */
body.ui4 .panel,body.ui4 .card,body.ui4 .device,body.ui4 .model-card,body.ui4 .brand-card,body.ui4 .seo-entry,body.ui4 .search-direct,body.ui4 .action-card,body.ui4 .cause,body.ui4 .check{background:#fff;border:1px solid var(--ui4-line);box-shadow:0 5px 18px rgba(36,51,88,.035)}
body.ui4 .panel{border-radius:18px;padding:22px}
body.ui4 .card,body.ui4 .model-card,body.ui4 .brand-card,body.ui4 .seo-entry{border-radius:16px;padding:19px}
body.ui4 .card:hover,body.ui4 .model-card:hover,body.ui4 .brand-card:hover,body.ui4 .seo-entry:hover,body.ui4 .device:hover{border-color:#bfc8fa;box-shadow:var(--ui4-shadow-hover);transform:translateY(-2px)}
body.ui4 .cards{gap:14px}
body.ui4 .card h3,body.ui4 .model-card h3,body.ui4 .brand-card h3{color:#1b2742;letter-spacing:-.02em}
body.ui4 .card p,body.ui4 .model-card p,body.ui4 .brand-card p{color:#728097;line-height:1.55}
body.ui4 .card-meta{gap:6px}
body.ui4 .pill{padding:5px 8px;border:1px solid #e4e9f2;background:#f3f6fa;color:#66758f;font-size:10px;font-weight:850}
body.ui4 .pill.verify{border-color:#ccecdf;background:#edfbf6;color:#08795e}
body.ui4 .pill.medium{border-color:#f7dfb2;background:#fff9ed;color:#9a6104}
body.ui4 .pill.high{border-color:#f3cccc;background:#fff3f3;color:#b82e2e}
body.ui4 .pill.model{border-color:#d8dcff;background:#f0f1ff;color:#4842c3}
body.ui4 .device-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
body.ui4 .device{min-height:82px;border-radius:14px;padding:15px;gap:12px}
body.ui4 .device .card-icon{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:12px;background:#f0f3ff;color:var(--ui4-indigo);font-size:22px}
body.ui4 .device strong{color:#26334d;font-size:14px}
body.ui4 .device small{display:block;margin-top:2px;color:#8a96aa;font-size:11px}
body.ui4 .brand-grid{gap:12px}
body.ui4 .brand-card{display:flex;align-items:center;gap:12px}
body.ui4 .brand-initial,body.ui4 .brand-selector-initial{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:#eef2ff;color:#4338ca;font-weight:900}
body.ui4 .model-grid{gap:12px}
body.ui4 .model-card{min-width:0}
body.ui4 .seo-entry-grid{gap:14px}
body.ui4 .seo-entry{background:linear-gradient(145deg,#fff,#fafbff)}
body.ui4 .seo-entry h3{color:#1a2742}

/* ---------- forms ---------- */
body.ui4 .field{gap:7px;margin:11px 0}
body.ui4 .field label{color:#45536c;font-size:12px;font-weight:850}
body.ui4 .field input,body.ui4 .field select,body.ui4 .field textarea,body.ui4 .search-row input{min-height:44px;border:1px solid #d7dfec;border-radius:11px;padding:11px 12px;background:#fafcff;color:#1c2944;font:inherit;box-shadow:inset 0 1px 0 rgba(255,255,255,.9)}
body.ui4 .field input:hover,body.ui4 .field select:hover,body.ui4 .field textarea:hover{border-color:#bec9da;background:#fff}
body.ui4 .field input:focus,body.ui4 .field select:focus,body.ui4 .field textarea:focus,body.ui4 .search-row input:focus{outline:3px solid rgba(79,70,229,.08);border-color:#9ca6ff;background:#fff}
body.ui4 .field-note{color:#8b97aa;font-size:11px;line-height:1.45}
body.ui4 .optional{color:#98a3b4;font-size:10px}
body.ui4 .required-dot{color:#4f46e5;background:#eef0ff;border-radius:999px;padding:2px 6px;font-size:9px;text-transform:uppercase;letter-spacing:.04em}
body.ui4 .model-hint{background:#f7f8ff;border-color:#d9ddff;color:#4943a5}
body.ui4 .split{gap:12px}

/* ---------- data / stats ---------- */
body.ui4 .hub-stats{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}
body.ui4 .hub-stats span{display:flex;align-items:baseline;gap:5px;padding:8px 11px;border:1px solid #dfe5ef;background:#fff;border-radius:11px;color:#77849a;font-size:11px;font-weight:760}
body.ui4 .hub-stats b{color:#27344d;font-size:15px}
body.ui4 .kpis{gap:12px}
body.ui4 .kpi{border:1px solid var(--ui4-line);border-radius:15px;background:#fff;box-shadow:0 5px 18px rgba(36,51,88,.035)}
body.ui4 .kpi b{color:#17233e;letter-spacing:-.03em}
body.ui4 .table-wrap{border:1px solid var(--ui4-line);border-radius:16px;background:#fff;box-shadow:0 5px 20px rgba(33,48,84,.035)}
body.ui4 .table th{background:#f8faff;color:#8591a6;font-size:10px;border-bottom:1px solid #e2e8f1}
body.ui4 .table td{color:#43506a;border-bottom:1px solid #eef2f7;font-size:13px}
body.ui4 .table tr:hover td{background:#fafbff}

/* ---------- diagnostic ---------- */
body.ui4 .content-grid{grid-template-columns:minmax(0,1fr) 300px;gap:20px}
body.ui4 .sticky{top:92px}
body.ui4 .smart-form-panel{padding:0;overflow:hidden}
body.ui4 .smart-form-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;padding:20px 22px 15px;border-bottom:1px solid #e8edf5;background:linear-gradient(180deg,#fff,#fbfcff)}
body.ui4 .smart-form-head h2{margin:4px 0 0;font-size:25px;color:#1a2742;letter-spacing:-.03em}
body.ui4 .smart-badge{display:inline-flex;align-items:center;padding:6px 9px;border-radius:999px;background:#edfbf6;color:#08795e;font-size:10px;font-weight:850}
body.ui4 .ui4-stepper{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:0 22px;border-bottom:1px solid #e8edf5;background:#fff}
body.ui4 .ui4-step{position:relative;display:flex;align-items:center;gap:8px;padding:13px 8px;color:#8c98ab;font-size:10px;font-weight:800}
body.ui4 .ui4-step:not(:last-child):after{content:"";position:absolute;right:0;top:50%;width:1px;height:22px;transform:translateY(-50%);background:#e5eaf2}
body.ui4 .ui4-step i{display:grid;place-items:center;width:23px;height:23px;border-radius:50%;background:#eff2f7;color:#68768e;font-style:normal;font-size:10px}
body.ui4 .ui4-step.is-active{color:#3730a3}
body.ui4 .ui4-step.is-active i{background:#4f46e5;color:#fff;box-shadow:0 5px 12px rgba(79,70,229,.22)}
body.ui4 .smart-form-panel form{padding:8px 22px 22px}
body.ui4 .smart-symptoms-wrap{margin-top:13px;padding:16px;border:1px solid #e3e9f2;border-radius:14px;background:#f9fbfe}
body.ui4 .smart-section-label{display:flex;justify-content:space-between;gap:15px;align-items:center}
body.ui4 .smart-section-label b{color:#31405a;font-size:13px}
body.ui4 .smart-section-label small{display:block;color:#8c98ab;font-size:10px;margin-top:2px}
body.ui4 .symptom-selection-count{padding:5px 8px;border-radius:999px;background:#eef1ff;color:#4a43bd;font-size:10px;font-weight:850}
body.ui4 .smart-empty-device{display:flex;gap:10px;align-items:center;margin-top:12px;padding:13px;border:1px dashed #ccd6e5;border-radius:12px;color:#718099;background:#fff}
body.ui4 .smart-empty-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#eef2ff;color:#4f46e5;font-weight:900}
body.ui4 .symptom-chip-grid{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
body.ui4 .symptom-chip input{position:absolute;opacity:0;pointer-events:none}
body.ui4 .symptom-chip span{display:block;padding:8px 10px;border:1px solid #dce4ef;border-radius:10px;background:#fff;color:#64728a;font-size:11px;font-weight:720;cursor:pointer}
body.ui4 .symptom-chip input:checked+span{border-color:#9fa8ff;background:#eef0ff;color:#3f38b3;box-shadow:0 0 0 2px rgba(79,70,229,.05)}
body.ui4 .smart-form-actions{display:flex;gap:9px;margin-top:16px}
body.ui4 .smart-form-actions .btn{min-width:170px}
body.ui4 .smart-results{display:grid;gap:14px;margin-top:18px}
body.ui4 .smart-results-head{display:flex;align-items:end;justify-content:space-between;gap:16px;padding:6px 2px}
body.ui4 .smart-results-head h2{margin:3px 0;font-size:28px;color:#17233e;letter-spacing:-.035em}
body.ui4 .smart-results-head p{margin:0;color:#7b879b;font-size:13px}
body.ui4 .result-count{padding:6px 9px;background:#eef1ff;border-radius:999px;color:#5048c3;font-size:10px;font-weight:850}
body.ui4 .diagnostic-primary-result{border:1px solid #cdd4ff;border-radius:18px;background:linear-gradient(145deg,#fff,#f7f8ff);box-shadow:0 14px 35px rgba(72,70,160,.075)}
body.ui4 .diagnostic-primary-head h3{color:#1b2850}
body.ui4 .confidence{border-radius:999px;padding:6px 9px;background:#eef2ff;color:#4338ca;font-size:10px;font-weight:900}
body.ui4 .confidence.very-high,body.ui4 .confidence.high{background:#e9fbf4;color:#08795e}
body.ui4 .diagnostic-action-grid{gap:9px}
body.ui4 .diagnostic-action-card{border-color:#e0e6f1;border-radius:13px}
body.ui4 .diagnostic-action-icon{background:#eef0ff;color:#4338ca}
body.ui4 .smart-alternatives{border-color:#e1e7f0}
body.ui4 .smart-candidate{border:1px solid #e1e7f0!important;background:#fff!important;box-shadow:none!important}
body.ui4 .candidate-rank{background:#eef0ff;color:#4338ca!important}
body.ui4 .precision-nudge{border-color:#d9ddff;background:#f3f4ff;color:#4b44af}
body.ui4 .diagnosis-snapshot{gap:9px}
body.ui4 .snapshot-item{border-color:#e1e7f0;border-radius:14px;background:#fff}
body.ui4 .snapshot-num{background:#4f46e5}
body.ui4 .detail-jumpbar a{border-color:#dfe5ee;background:#fff;color:#5c6981}
body.ui4 .detail-jumpbar a:hover{border-color:#a9b0ff;background:#f6f7ff;color:#4338ca}
body.ui4 .cause,body.ui4 .check{border-radius:13px;box-shadow:none}
body.ui4 .check-target{background:#f5f7ff;border-color:#e0e3ff}
body.ui4 .check-target b{color:#4f46e5}
body.ui4 .decision-panel{background:linear-gradient(145deg,#f8f9ff,#fff)}
body.ui4 .decision-case{border-color:#e0e6ef}

/* ---------- code library / search / catalog ---------- */
body.ui4 .catalog-search-panel{border-color:#dee4f0;background:linear-gradient(145deg,#fff,#f7f9ff);border-radius:18px}
body.ui4 .catalog-search-panel h2{color:#202d48}
body.ui4 .search-examples a{background:#eef0ff;color:#4a43bd}
body.ui4 .search-summary h2{color:#1a2742;letter-spacing:-.03em}
body.ui4 .search-result-grid{gap:12px}
body.ui4 .search-direct{border-radius:14px;box-shadow:none}
body.ui4 .search-direct>span:first-child{background:#eef2ff;color:#4f46e5}
body.ui4 .search-direct>strong{color:#4f46e5}
body.ui4 .device-selector-grid{gap:10px}
body.ui4 .device-selector-card{border:1px solid #dfe5ef!important;border-radius:15px!important;background:#fff!important;box-shadow:none!important}
body.ui4 .device-selector-card:hover,body.ui4 .device-selector-card.is-active{border-color:#aeb6ff!important;background:#f7f8ff!important;box-shadow:0 10px 26px rgba(59,62,145,.08)!important}
body.ui4 .device-selector-icon{background:#eef2ff!important;color:#4338ca!important}
body.ui4 .brand-selector-card{border-color:#e0e6ef!important;border-radius:13px!important;background:#fff!important}
body.ui4 .brand-selector-card:hover{border-color:#b9c1fa!important;background:#fafaff!important}
body.ui4 .brand-filter input{background:#fafcff!important;border-color:#dce4ef!important}
body.ui4 .code-library-section{background:transparent!important}
body.ui4 .catalog-explainer{border-color:#dfe5ef!important;background:#fff!important}

/* ---------- alert / safety ---------- */
body.ui4 .alert{border-radius:12px;font-size:13px;line-height:1.5}
body.ui4 .alert-info{border-color:#cfd5ff;background:#f4f5ff;color:#4540a6}
body.ui4 .alert-medium{border-color:#f7dfb2;background:#fff9ec;color:#8c5b08}
body.ui4 .alert-high{border-color:#f1c7c7;background:#fff5f5;color:#a12828}
body.ui4 .rank{background:#f1f4f8;color:#68768f}

/* ---------- band ---------- */
body.ui4 .band{position:relative;background:linear-gradient(135deg,#17213c,#202b50 58%,#24375a);overflow:hidden}
body.ui4 .band:after{content:"";position:absolute;width:320px;height:320px;border-radius:50%;right:-120px;top:-130px;background:radial-gradient(circle,rgba(6,182,212,.2),transparent 70%)}
body.ui4 .band>.shell{position:relative;z-index:1}
body.ui4 .band .section-head h2{color:#fff}
body.ui4 .band .section-head p{color:#b6c0d3}
body.ui4 .step{border-color:rgba(255,255,255,.09);background:rgba(255,255,255,.055);border-radius:16px}
body.ui4 .step-num{background:#fff;color:#3730a3}
body.ui4 .step p{color:#b8c2d4}

/* ---------- guides / repair / misc ---------- */
body.ui4 .guide-feature,body.ui4 .guide-intro,body.ui4 .guide-note,body.ui4 .repair-guidance-card,body.ui4 .parts-panel,body.ui4 .report-box{border-color:#e0e6f0!important;background:#fff!important;border-radius:16px!important}
body.ui4 .repair-hero{background:linear-gradient(145deg,#fff,#f7f8ff)!important;border-color:#dfe4f2!important}
body.ui4 .repair-step-label{background:#eef0ff!important;color:#4338ca!important}
body.ui4 .bonus-badge{background:#edfbf6!important;color:#08795e!important}
body.ui4 .eligibility-result.good{background:#edfbf6!important;border-color:#c9eddf!important}
body.ui4 .eligibility-result.bad{background:#fff4f4!important;border-color:#f1cece!important}
body.ui4 .eligibility-result.neutral{background:#f7f8fb!important;border-color:#e1e6ee!important}

/* ---------- footer ---------- */
body.ui4 .footer{margin-top:54px;background:#101a31;color:#dfe6f2;padding:38px 0 86px;border-top:1px solid #1f2a44}
body.ui4 .footer-grid{grid-template-columns:minmax(0,1.6fr) minmax(240px,.75fr);gap:48px}
body.ui4 .footer .brand-mark{width:36px;height:36px}
body.ui4 .footer p{max-width:610px;color:#99a7bd;font-size:13px;line-height:1.65}
body.ui4 .footer-grid>div:last-child{gap:7px;color:#bdc8d8;font-size:13px}
body.ui4 .footer-grid>div:last-child>b{margin-bottom:4px;color:#fff}
body.ui4 .footer-grid>div:last-child a:hover{color:#fff}
body.ui4 .fineprint{border-top-color:rgba(255,255,255,.08);color:#7e8ba1}
body.ui4 .mobile-app-nav{display:none}

/* ---------- admin compatibility ---------- */
body.ui4.is-admin .admin-shell{width:min(1240px,calc(100% - 36px));margin:28px auto}
body.ui4.is-admin .admin-nav{gap:7px}
body.ui4.is-admin .admin-nav a{border-color:#dce3ee;border-radius:10px;background:#fff;color:#53617a}
body.ui4.is-admin .admin-nav a:hover{border-color:#b7c0fb;background:#f8f8ff;color:#4338ca}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  body.ui4 .nav-menu{gap:1px;font-size:12px}
  body.ui4 .nav-menu a{padding:8px 7px}
  body.ui4 .hero-grid{grid-template-columns:1fr 390px;gap:34px}
  body.ui4 .device-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:900px){
  body.ui4 .shell{width:min(100% - 28px,1240px)}
  body.ui4 .nav{height:66px}
  body.ui4 .nav-toggle{display:flex;align-items:center;gap:7px}
  body.ui4 .nav-toggle-bars{display:flex;flex-direction:column;gap:3px}
  body.ui4 .nav-toggle-bars i{display:block;width:17px;height:2px;background:#46536b;border-radius:9px}
  body.ui4 .nav-toggle-label{font-size:11px;font-weight:800}
  body.ui4 .nav-menu{position:absolute;left:14px;right:14px;top:72px;display:none;flex-direction:column;align-items:stretch;padding:10px;border:1px solid #dfe5ef;border-radius:16px;background:#fff;box-shadow:0 20px 50px rgba(36,51,88,.16)}
  body.ui4 .nav-menu.is-open{display:flex}
  body.ui4 .nav-menu a{padding:11px 12px}
  body.ui4 .nav-search{display:none}
  body.ui4 .nav-cta{margin-left:auto}
  body.ui4 .hero{padding:42px 0 34px}
  body.ui4 .hero-grid{grid-template-columns:1fr;gap:28px}
  body.ui4 .hero-app-card{min-height:380px;max-width:620px;width:100%;margin:auto}
  body.ui4 .washer-stage{height:190px}
  body.ui4 .washer-mock{transform:scale(.86)}
  body.ui4 .quick-search-band>.shell,body.ui4 .catalog-search-panel{grid-template-columns:1fr}
  body.ui4 .content-grid{grid-template-columns:1fr}
  body.ui4 .sticky{position:static}
  body.ui4 .device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  body.ui4 .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  body.ui4 .ui4-stepper{grid-template-columns:repeat(4,minmax(0,1fr));overflow-x:auto}
  body.ui4 .ui4-step{min-width:130px}
}
@media(max-width:620px){
  body.ui4{padding-bottom:66px}
  body.ui4 .shell{width:min(100% - 22px,1240px)}
  body.ui4 .brand b{font-size:18px}
  body.ui4 .brand small{display:none}
  body.ui4 .brand-mark{width:36px;height:36px;border-radius:11px}
  body.ui4 .nav-cta{display:none}
  body.ui4 .nav-toggle{margin-left:auto}
  body.ui4 .hero{padding-top:32px}
  body.ui4 .hero h1{font-size:42px}
  body.ui4 .hero p{font-size:15px}
  body.ui4 .hero-search{padding:5px}
  body.ui4 .hero-search .btn{min-width:44px;padding:10px 12px;font-size:0}
  body.ui4 .hero-search .btn:after{content:"→";font-size:17px}
  body.ui4 .hero-device-shortcuts{display:grid;grid-template-columns:repeat(3,1fr)}
  body.ui4 .hero-device-shortcuts a{justify-content:center;flex-direction:column;text-align:center;min-height:66px;padding:7px 5px}
  body.ui4 .hero-app-card{min-height:auto;padding:17px;border-radius:20px}
  body.ui4 .washer-stage{height:168px;margin:7px 0}
  body.ui4 .washer-mock{transform:scale(.73)}
  body.ui4 .hero-data-grid{grid-template-columns:1fr 1fr}
  body.ui4 .hero-data-item{padding:10px}
  body.ui4 .trust-row{display:grid;grid-template-columns:1fr 1fr;gap:7px 12px}
  body.ui4 .quick-search-band{display:none}
  body.ui4 .page-hero{padding:28px 0 22px}
  body.ui4 .page-hero h1{font-size:34px}
  body.ui4 .section{padding:34px 0}
  body.ui4 .section-head{align-items:flex-start;flex-direction:column}
  body.ui4 .section-head h2{font-size:27px}
  body.ui4 .cards,body.ui4 .device-grid,body.ui4 .split{grid-template-columns:1fr}
  body.ui4 .device{min-height:70px}
  body.ui4 .smart-form-head{padding:17px;flex-direction:column}
  body.ui4 .smart-form-panel form{padding:7px 17px 17px}
  body.ui4 .ui4-stepper{padding:0 10px}
  body.ui4 .ui4-step{min-width:112px;padding:11px 7px}
  body.ui4 .smart-form-actions{flex-direction:column}
  body.ui4 .smart-form-actions .btn{width:100%}
  body.ui4 .smart-results-head{align-items:flex-start;flex-direction:column}
  body.ui4 .diagnostic-primary-result{padding:16px}
  body.ui4 .diagnostic-primary-head{align-items:flex-start;flex-direction:column}
  body.ui4 .catalog-search{flex-direction:column}
  body.ui4 .catalog-search .btn{width:100%}
  body.ui4 .footer{padding-bottom:28px;margin-bottom:0}
  body.ui4 .footer-grid{grid-template-columns:1fr;gap:26px}
  body.ui4 .mobile-app-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);z-index:150;left:0;right:0;bottom:0;padding:6px max(8px,env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));background:rgba(255,255,255,.96);border-top:1px solid #dfe5ef;box-shadow:0 -8px 26px rgba(27,40,73,.08);backdrop-filter:blur(16px)}
  body.ui4 .mobile-app-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:3px 1px;color:#7b879b;font-size:8.5px;font-weight:780}
  body.ui4 .mobile-app-nav i{display:grid;place-items:center;width:28px;height:24px;border-radius:8px;background:#f3f5fa;color:#5f6d85;font-style:normal;font-size:13px}
  body.ui4 .mobile-app-nav a.is-primary{color:#4338ca}
  body.ui4 .mobile-app-nav a.is-primary i{background:#eef0ff;color:#4338ca}
  body.ui4.is-admin{padding-bottom:0}
  body.ui4.is-admin .mobile-app-nav{display:none}
}