:root {
  --navy-950:#041323;
  --navy-900:#071b31;
  --navy-800:#0a2848;
  --navy-700:#123c66;
  --gold-500:#d6a53b;
  --gold-400:#e8bd5a;
  --gold-200:#f4df9f;
  --cream:#fbf8f0;
  --white:#fff;
  --ink:#102033;
  --muted:#6a7889;
  --line:#e7e9ed;
  --success:#137a54;
  --success-bg:#e9f7f1;
  --danger:#b93838;
  --danger-bg:#fff0f0;
  --shadow:0 16px 40px rgba(4,19,35,.12);
  --radius:20px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f3f5f8;color:var(--ink)}
body{min-height:100dvh}
button,input{font:inherit}
button{cursor:pointer}
.app-shell{min-height:100dvh;padding-bottom:92px}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:calc(12px + env(safe-area-inset-top)) 18px 12px;background:linear-gradient(145deg,var(--navy-950),var(--navy-800));color:#fff;box-shadow:0 4px 18px rgba(4,19,35,.2)}
.brand{display:flex;gap:11px;align-items:center}
.brand-mark{width:42px;height:42px;border:2px solid var(--gold-400);border-radius:14px;display:grid;place-items:center;font-weight:900;font-size:22px;color:var(--gold-400);background:rgba(255,255,255,.05)}
.brand strong{display:block;letter-spacing:.06em;font-size:15px}.brand strong span{color:var(--gold-400)}
.brand small{display:block;color:#c8d3df;font-size:11px;margin-top:2px}
.connection-badge{font-size:9px;letter-spacing:.12em;font-weight:800;padding:6px 8px;border-radius:999px;background:rgba(93,214,160,.15);color:#a9efcb;border:1px solid rgba(169,239,203,.22)}
.connection-badge.demo{background:rgba(232,189,90,.14);color:#f4df9f;border-color:rgba(244,223,159,.2)}
main{max-width:720px;margin:0 auto;padding:18px 16px 40px}
.view{display:none}.view.active{display:block;animation:fadeIn .18s ease}
@keyframes fadeIn{from{opacity:.35;transform:translateY(3px)}to{opacity:1;transform:none}}
.hero-card{background:linear-gradient(160deg,#fff 0%,#fff 73%,#fff9e9 100%);border:1px solid #ece7d9;border-radius:24px;padding:24px 20px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.hero-card:after{content:"";position:absolute;width:140px;height:140px;border:28px solid rgba(214,165,59,.07);border-radius:50%;right:-70px;top:-75px}
.eyebrow{font-size:11px;font-weight:900;letter-spacing:.14em;color:#a4771c;margin-bottom:7px}
h1,h2,h3,p{margin-top:0}h1{font-size:28px;line-height:1.06;margin-bottom:8px;letter-spacing:-.03em}.hero-card p,.section-copy{color:var(--muted);font-size:14px;line-height:1.45}
.search-form{display:grid;grid-template-columns:1fr;gap:10px;margin-top:20px}
.search-form input{width:100%;height:62px;border:2px solid #dfe4ea;border-radius:17px;padding:0 18px;font-size:26px;font-weight:800;letter-spacing:.05em;color:var(--navy-900);background:#fafbfc;outline:none;transition:.15s}
.search-form input:focus{border-color:var(--gold-500);background:#fff;box-shadow:0 0 0 4px rgba(214,165,59,.12)}
.btn{border:0;border-radius:15px;min-height:52px;padding:0 18px;font-weight:800;transition:transform .08s ease,opacity .15s}.btn:active{transform:scale(.985)}
.btn-primary{background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;box-shadow:0 10px 22px rgba(7,27,49,.18)}
.btn-gold{background:linear-gradient(135deg,#c9972f,#e5ba58);color:#17120a}
.btn-danger{background:var(--danger-bg);color:var(--danger);border:1px solid #f5cccc}
.btn-secondary{background:#eef2f6;color:var(--navy-900)}
.result-area{margin-top:16px}.hidden{display:none!important}
.result-card{border-radius:22px;padding:20px;background:#fff;border:1px solid var(--line);box-shadow:0 9px 28px rgba(4,19,35,.08)}
.result-card.found{border-color:#cde9dc;background:linear-gradient(150deg,#fff,var(--success-bg))}
.result-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.suite-label{font-size:12px;color:var(--muted);font-weight:700}.suite-number{font-size:26px;font-weight:900;letter-spacing:.03em;color:var(--navy-900)}
.location-display{text-align:center;padding:22px 10px 17px}.location-display small{font-size:12px;color:var(--muted);font-weight:700;letter-spacing:.08em}.location-code{font-size:68px;line-height:1;font-weight:950;color:var(--success);letter-spacing:-.05em;margin:4px 0 8px}.location-desc{font-size:13px;color:#507164}
.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:12px}
.empty-state{text-align:center;padding:8px 0 4px}.empty-icon{width:54px;height:54px;border-radius:18px;background:#fff5d7;color:#9b6e16;display:grid;place-items:center;margin:0 auto 11px;font-size:26px}.empty-state h3{margin-bottom:6px}.empty-state p{color:var(--muted);font-size:14px}.empty-state .btn{width:100%;margin-top:8px}
.stats-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:17px;padding:14px;display:flex;flex-direction:column;box-shadow:0 5px 15px rgba(4,19,35,.04)}.stat-card span{font-size:24px;font-weight:900;color:var(--navy-900)}.stat-card small{color:var(--muted);font-size:11px;margin-top:2px}
.section-heading{display:flex;align-items:center;justify-content:space-between;margin:4px 2px 4px}.section-heading h2{font-size:24px;margin:0;letter-spacing:-.025em}.icon-btn{border:1px solid var(--line);background:#fff;width:42px;height:42px;border-radius:14px;color:var(--navy-900);font-size:22px}
.shelves-grid{display:grid;gap:12px;margin-top:16px}.rack-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:0 7px 20px rgba(4,19,35,.05)}.rack-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:11px}.rack-head strong{font-size:16px}.rack-head small{color:var(--muted);font-size:11px}.rack-shelves{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.shelf-btn{border:1px solid #dfe4e9;background:#f8fafb;border-radius:13px;min-height:60px;padding:7px 3px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--navy-900)}.shelf-btn b{font-size:19px}.shelf-btn small{font-size:10px;color:var(--muted);margin-top:2px}.shelf-btn.has-items{border-color:#e4cb88;background:#fffaf0}.shelf-btn.recommended{outline:2px solid rgba(214,165,59,.65);outline-offset:1px}
.history-list{display:grid;gap:9px;margin-top:16px}.history-item{background:#fff;border:1px solid var(--line);border-radius:17px;padding:13px 14px;display:grid;grid-template-columns:auto 1fr auto;gap:11px;align-items:center}.history-icon{width:38px;height:38px;border-radius:12px;background:#eef3f7;display:grid;place-items:center}.history-main strong{font-size:14px}.history-main p{font-size:12px;color:var(--muted);margin:3px 0 0}.history-time{font-size:10px;color:#8995a3;text-align:right}
.bottom-nav{position:fixed;z-index:25;left:0;right:0;bottom:0;height:calc(72px + env(safe-area-inset-bottom));padding:7px 14px env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.96);border-top:1px solid #e2e6ea;backdrop-filter:blur(15px)}.nav-item{border:0;background:transparent;border-radius:14px;color:#83909f;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-weight:700}.nav-item span{font-size:22px;line-height:1}.nav-item small{font-size:10px}.nav-item.active{color:var(--navy-900);background:#edf2f7}
.sheet-backdrop{position:fixed;inset:0;background:rgba(3,13,24,.5);z-index:40;backdrop-filter:blur(2px)}.bottom-sheet{position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;border-radius:24px 24px 0 0;padding:10px 17px calc(20px + env(safe-area-inset-bottom));max-height:84dvh;overflow:auto;transform:translateY(105%);transition:transform .22s ease;box-shadow:0 -20px 60px rgba(0,0,0,.2)}.bottom-sheet.open{transform:translateY(0)}.sheet-handle{width:44px;height:5px;background:#d6dbe0;border-radius:99px;margin:0 auto 14px}.sheet-title{display:flex;justify-content:space-between;align-items:start;gap:10px}.sheet-title h3{margin:0;font-size:22px}.sheet-title p{margin:4px 0 0;color:var(--muted);font-size:13px}.close-btn{border:0;background:#eef2f5;width:36px;height:36px;border-radius:12px;font-size:18px}.location-picker{display:grid;gap:9px;margin-top:16px}.picker-rack{border:1px solid var(--line);border-radius:16px;padding:12px}.picker-rack-label{font-size:12px;font-weight:900;color:var(--navy-900);margin-bottom:8px}.picker-row{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}.location-option{min-height:48px;border:1px solid #dfe4e9;border-radius:12px;background:#fafbfc;color:var(--navy-900);font-weight:900;position:relative}.location-option span{display:block;font-size:8px;color:var(--muted);font-weight:600;margin-top:1px}.location-option.best{background:#fff7dc;border-color:#d6a53b}.location-option.selected{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}.location-option.selected span{color:#cbd4de}.sheet-actions{display:grid;grid-template-columns:1fr 1.5fr;gap:9px;margin-top:15px;position:sticky;bottom:0;background:#fff;padding-top:9px}.suite-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}.suite-chip{border:1px solid #dfe4e9;background:#f7f9fb;border-radius:999px;padding:8px 11px;font-weight:800;color:var(--navy-900)}.empty-shelf{padding:24px 5px;text-align:center;color:var(--muted);font-size:14px}.confirm-box{padding:5px 0}.confirm-box p{color:var(--muted);line-height:1.5}.confirm-location{font-size:44px;font-weight:950;color:var(--danger);text-align:center;margin:16px 0}.confirm-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px}.toast{position:fixed;z-index:80;left:50%;bottom:100px;transform:translate(-50%,20px);background:#0c2035;color:#fff;padding:11px 15px;border-radius:13px;font-size:13px;font-weight:700;opacity:0;pointer-events:none;transition:.18s;max-width:calc(100vw - 32px);text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.2)}.toast.show{opacity:1;transform:translate(-50%,0)}
.loading{padding:20px;text-align:center;color:var(--muted)}
@media(min-width:560px){main{padding-top:26px}.search-form{grid-template-columns:1fr 150px}.search-form .btn{height:62px}.shelves-grid{grid-template-columns:1fr 1fr}.bottom-nav{left:50%;transform:translateX(-50%);max-width:680px;border-left:1px solid #e2e6ea;border-right:1px solid #e2e6ea;border-radius:20px 20px 0 0}.bottom-sheet{left:50%;right:auto;width:min(560px,100%);transform:translate(-50%,105%)}.bottom-sheet.open{transform:translate(-50%,0)}}

/* V1.1 — gerenciamento dinâmico de estantes */
.btn-block{width:100%;margin-top:14px}
.settings-note{margin-top:12px;padding:12px 14px;border-radius:14px;background:#fff8df;border:1px solid #ead69b;color:#76591b;font-size:12px;line-height:1.45}
.rack-settings{display:grid;gap:10px;margin-top:16px}
.rack-setting{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;box-shadow:0 6px 18px rgba(4,19,35,.04)}
.rack-setting.inactive{background:#f7f8fa;opacity:.82}
.rack-setting-info{min-width:0}
.rack-setting-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.rack-setting-title strong{font-size:16px;color:var(--navy-900)}
.rack-setting-info small{display:block;margin-top:4px;color:var(--muted);font-size:11px}
.rack-setting-info p{margin:7px 0 0;color:#8a6420;font-size:11px;line-height:1.4}
.status-pill{display:inline-flex;align-items:center;justify-content:center;padding:4px 7px;border-radius:999px;font-size:8px;font-weight:900;letter-spacing:.09em}
.status-pill.active{background:var(--success-bg);color:var(--success);border:1px solid #cde9dc}
.status-pill.inactive{background:#eceff2;color:#778391;border:1px solid #dce1e6}
.rack-toggle{min-height:42px;padding:0 12px;font-size:12px}
.btn:disabled{opacity:.48;cursor:not-allowed;transform:none!important}
@media(max-width:400px){.rack-setting{grid-template-columns:1fr}.rack-toggle{width:100%}}