:root{
  --bg:#07101f;--bg2:#0a1628;--panel:rgba(15,29,49,.88);--panel2:#0f1d31;
  --border:rgba(151,180,224,.15);--strong:rgba(91,185,255,.38);
  --text:#f5f8ff;--muted:#8fa1ba;--muted2:#65758d;--accent:#5bb9ff;
  --accent2:#7c6dff;--success:#49d7a2;--danger:#ff6b7d;--warning:#ffcc66;
  --shadow:0 24px 80px rgba(0,0,0,.32);--radius:22px;--sidebar:250px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif
}
*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;min-height:100vh;color:var(--text);
background:radial-gradient(circle at 78% -10%,rgba(83,112,255,.16),transparent 34%),
radial-gradient(circle at 5% 65%,rgba(45,187,255,.09),transparent 26%),var(--bg);
line-height:1.55;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}
a{color:inherit}img{display:block;max-width:100%}.ambient{position:fixed;z-index:-1;width:420px;
height:420px;border-radius:50%;filter:blur(110px);opacity:.12;pointer-events:none}
.ambient-one{right:5%;top:5%;background:var(--accent2)}.ambient-two{left:12%;bottom:0;background:var(--accent)}
.sidebar{position:fixed;inset:0 auto 0 0;z-index:50;width:var(--sidebar);padding:28px 20px;
display:flex;flex-direction:column;border-right:1px solid var(--border);background:rgba(6,15,29,.9);
backdrop-filter:blur(24px)}.brand{padding:4px 10px 34px;display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-mark,.login-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid rgba(91,185,255,.45);
border-radius:13px;background:linear-gradient(145deg,rgba(91,185,255,.26),rgba(124,109,255,.2));
box-shadow:0 8px 30px rgba(72,132,255,.15);font-weight:900}.brand strong,.brand small{display:block}
.brand strong{letter-spacing:.08em}.brand small{color:var(--muted);font-size:.72rem;letter-spacing:.16em}
.sidebar nav{display:grid;gap:7px}.sidebar nav a,.nav-button{width:100%;padding:12px 13px;display:flex;align-items:center;
gap:12px;border:0;border-radius:12px;color:var(--muted);background:transparent;text-align:left;text-decoration:none;
cursor:pointer;transition:160ms ease}.sidebar nav a:hover,.sidebar nav a.active,.nav-button:hover{color:#fff;background:rgba(91,185,255,.1)}
.sidebar nav a.active{box-shadow:inset 2px 0 var(--accent)}.sidebar nav span,.nav-button span{width:21px;text-align:center;color:var(--accent)}
.sidebar-bottom{margin-top:auto}.app-shell{min-height:100vh;margin-left:var(--sidebar)}.topbar{min-height:112px;
padding:26px clamp(22px,4vw,56px);display:flex;align-items:center;justify-content:space-between;gap:30px;
border-bottom:1px solid var(--border);background:rgba(7,16,31,.66);backdrop-filter:blur(18px)}.topbar h1{margin:1px 0 0;
font-size:clamp(1.55rem,3vw,2.25rem)}.eyebrow{margin:0 0 7px;color:var(--accent);font-size:.68rem;
font-weight:850;letter-spacing:.2em}.topbar-status{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:.82rem}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 0 6px rgba(73,215,162,.1)}
.mobile-menu{display:none}.content{width:min(100%,1500px);margin:0 auto;padding:clamp(24px,4vw,56px)}
.panel,.hero-panel,.metric-card{border:1px solid var(--border);border-radius:var(--radius);
background:linear-gradient(145deg,rgba(16,31,52,.94),rgba(11,23,40,.91));box-shadow:var(--shadow)}
.panel{padding:clamp(22px,3vw,36px);margin-bottom:26px}.hero-panel{position:relative;min-height:270px;margin-bottom:26px;
padding:clamp(30px,5vw,62px);display:flex;align-items:center;overflow:hidden}.hero-panel:after{content:"";position:absolute;inset:0;
background:linear-gradient(100deg,transparent 58%,rgba(91,185,255,.08));pointer-events:none}.hero-panel>div:first-child{position:relative;
z-index:2;max-width:780px}.hero-panel h2,.panel h2,.result-header h2{margin:8px 0 14px;line-height:1.1;letter-spacing:-.035em}
.hero-panel h2{font-size:clamp(2rem,5vw,4.1rem)}.hero-panel p{max-width:700px;margin:0;color:var(--muted);font-size:1.05rem}
.status-chip{display:inline-flex;padding:7px 11px;border:1px solid var(--strong);border-radius:999px;color:#bfe5ff;
background:rgba(91,185,255,.08);font-size:.68rem;font-weight:800;letter-spacing:.13em}.hero-orbit{position:absolute;right:5%;
width:200px;height:200px;display:grid;place-items:center;border:1px solid rgba(91,185,255,.2);border-radius:50%;
box-shadow:inset 0 0 60px rgba(91,185,255,.08),0 0 80px rgba(91,185,255,.06)}.hero-orbit:before,.hero-orbit:after{
content:"";position:absolute;border:1px solid rgba(124,109,255,.22);border-radius:50%;animation:orbit 12s linear infinite}
.hero-orbit:before{inset:24px}.hero-orbit:after{inset:-20px;animation-direction:reverse;animation-duration:19s}
.hero-orbit span{font-size:2.8rem;font-weight:900;letter-spacing:-.08em;color:#d7ebff}@keyframes orbit{to{transform:rotate(360deg)}}
.panel-heading{margin-bottom:25px;display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.panel-heading h2{margin-bottom:0}
.panel-note,.muted{color:var(--muted)}.panel-note{font-size:.78rem}.text-link,.back-link{color:var(--accent);text-decoration:none}
.upload-zone{position:relative;min-height:220px;padding:34px;display:grid;place-items:center;align-content:center;gap:8px;
border:1px dashed rgba(91,185,255,.38);border-radius:18px;color:var(--muted);background:rgba(91,185,255,.035);
text-align:center;transition:180ms ease}.upload-zone.dragging,.upload-zone:hover{border-color:var(--accent);background:rgba(91,185,255,.08)}
.upload-zone input{position:absolute;inset:0;opacity:0;cursor:pointer}.upload-zone strong{color:#fff;font-size:1.08rem}
.upload-zone span{max-width:560px;font-size:.84rem}.upload-icon{display:grid;width:58px;height:58px;place-items:center;border-radius:18px;
color:var(--accent);background:rgba(91,185,255,.1);font-size:1.8rem}.preview-grid{margin:18px 0 0;display:grid;
grid-template-columns:repeat(auto-fill,minmax(115px,1fr));gap:12px}.preview-card{overflow:hidden;border:1px solid var(--border);
border-radius:13px;background:var(--bg2)}.preview-card img{width:100%;height:100px;object-fit:cover}.preview-card span{padding:8px;
display:block;overflow:hidden;color:var(--muted);font-size:.68rem;text-overflow:ellipsis;white-space:nowrap}
.form-grid{margin-top:27px;display:grid;grid-template-columns:1fr 1fr;gap:19px}.form-grid .wide{grid-column:1/-1}
label,legend{color:#c8d4e5;font-size:.78rem;font-weight:700}input,textarea,select{width:100%;margin-top:8px;padding:13px 14px;
border:1px solid var(--border);border-radius:11px;outline:none;color:var(--text);background:rgba(5,14,28,.72);
transition:border 150ms ease,box-shadow 150ms ease}textarea{resize:vertical}input:focus,textarea:focus,select:focus{border-color:var(--accent);
box-shadow:0 0 0 3px rgba(91,185,255,.1)}.speed-picker{margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);
gap:11px;border:0}.speed-picker legend{margin-bottom:8px}.speed-picker label{position:relative}.speed-picker input{position:absolute;opacity:0}
.speed-picker span{height:100%;padding:16px;display:block;border:1px solid var(--border);border-radius:13px;background:rgba(5,14,28,.55);
cursor:pointer}.speed-picker strong,.speed-picker small{display:block}.speed-picker small{margin-top:3px;color:var(--muted);font-weight:500}
.speed-picker input:checked+span{border-color:var(--accent);background:rgba(91,185,255,.1);box-shadow:inset 0 0 0 1px rgba(91,185,255,.15)}
.form-footer{margin-top:25px;display:flex;align-items:center;justify-content:space-between;gap:28px}.form-footer p{max-width:700px;
margin:0;color:var(--muted2);font-size:.75rem}.button{min-height:45px;padding:11px 19px;display:inline-flex;align-items:center;
justify-content:center;gap:9px;border:1px solid transparent;border-radius:11px;color:#fff;text-decoration:none;font-weight:750;
cursor:pointer;transition:160ms ease}.button:hover{transform:translateY(-1px)}.button:disabled{opacity:.65;cursor:wait}.button.primary{
background:linear-gradient(135deg,#2b91e9,#6758ef);box-shadow:0 12px 30px rgba(53,116,255,.22)}.button.secondary{
border-color:var(--border);background:rgba(255,255,255,.04)}.button.danger{border-color:rgba(255,107,125,.3);
color:#ffadb8;background:rgba(255,107,125,.08)}.button.small{min-height:38px;padding:8px 13px;font-size:.78rem}.button.full{width:100%}
.spinner,.large-spinner{border:2px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
.spinner{width:16px;height:16px}.large-spinner{width:54px;height:54px;margin:0 auto 20px;border-width:4px;border-top-color:var(--accent)}
@keyframes spin{to{transform:rotate(360deg)}}.flash{margin-bottom:17px;padding:13px 16px;border:1px solid var(--border);
border-radius:11px;background:var(--panel2)}.flash.success{border-color:rgba(73,215,162,.3);color:#a3f4d5}.flash.error{
border-color:rgba(255,107,125,.3);color:#ffb3bd}.metric-grid{margin-bottom:26px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.metric-card{padding:23px}.metric-card span,.metric-card small{display:block;color:var(--muted)}.metric-card strong{display:block;
margin:8px 0 4px;font-size:clamp(1.45rem,2.5vw,2.2rem)}.metric-card.featured{border-color:var(--strong);
box-shadow:0 20px 60px rgba(46,128,255,.12)}.result-header{display:flex;justify-content:space-between;gap:30px}.result-header>div{
max-width:930px}.status{display:inline-flex;align-items:center;align-self:flex-start;padding:5px 9px;border:1px solid var(--border);
border-radius:999px;color:var(--muted);font-size:.64rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.status.completed{border-color:rgba(73,215,162,.28);color:var(--success)}.status.failed{border-color:rgba(255,107,125,.3);
color:var(--danger)}.status.processing{color:var(--warning)}.result-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:25px}
.result-side{min-width:0}.sticky-panel{position:sticky;top:20px}.input-with-action,.textarea-with-action{position:relative}
.input-with-action button,.textarea-with-action button{position:absolute;right:8px;top:16px;padding:6px 9px;border:1px solid var(--border);
border-radius:8px;color:var(--accent);background:#101f34;cursor:pointer}.stack-form{display:grid;gap:18px}.market-copy{color:#c6d1e0;
font-size:1.02rem}.comparables{margin-top:24px;display:grid;gap:10px}.comparables article{padding:17px;display:flex;
justify-content:space-between;gap:20px;border:1px solid var(--border);border-radius:13px;background:rgba(5,14,28,.45)}
.comparables h3{margin:3px 0 5px;font-size:.96rem}.comparables p,.comparables span{margin:0;color:var(--muted);font-size:.75rem}
.comparable-price{min-width:130px;text-align:right}.comparable-price strong,.comparable-price a{display:block}.comparable-price a{
margin-top:7px;color:var(--accent);font-size:.72rem;text-decoration:none}.disclaimer{margin-top:22px;padding:13px;border-radius:10px;
color:var(--muted);background:rgba(255,204,102,.05);font-size:.74rem}.result-images{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}
.result-images a{overflow:hidden;border-radius:10px;background:var(--bg)}.result-images img{width:100%;height:125px;object-fit:cover;transition:180ms}
.result-images a:hover img{transform:scale(1.04)}.facts{margin:0;display:grid}.facts div{padding:10px 0;display:grid;
grid-template-columns:95px 1fr;gap:10px;border-bottom:1px solid var(--border)}.facts dt{color:var(--muted)}.facts dd{margin:0;text-align:right}
.check-list{margin:0;padding:0;display:grid;gap:9px;list-style:none}.check-list li{padding-left:23px;position:relative;color:#c8d3e2}
.check-list li:before{content:"?";position:absolute;left:0;color:var(--accent);font-weight:900}.warning-panel{border-color:rgba(255,204,102,.2)}
.history-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:15px}.history-grid.compact{
grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.history-card{overflow:hidden;display:grid;grid-template-columns:120px 1fr;
min-height:150px;border:1px solid var(--border);border-radius:15px;background:rgba(5,14,28,.46);text-decoration:none;transition:160ms}
.history-card:hover{border-color:var(--strong);transform:translateY(-2px);background:#132641}.history-card>img,.image-placeholder{
width:120px;height:100%;min-height:150px;object-fit:cover}.image-placeholder{display:grid;place-items:center;background:linear-gradient(145deg,#142943,#0b1728);
font-size:2rem;font-weight:900}.history-card>div{min-width:0;padding:15px}.history-card h3{margin:9px 0 5px;overflow:hidden;
font-size:.95rem;text-overflow:ellipsis;white-space:nowrap}.history-card p{margin:0;color:var(--muted);font-size:.75rem}.history-card footer{
margin-top:14px;display:flex;justify-content:space-between;color:var(--muted2);font-size:.68rem}.history-card footer strong{color:var(--text)}
.empty-state{padding:30px;border:1px dashed var(--border);border-radius:13px;color:var(--muted);text-align:center}
.loading-panel,.danger-panel{padding-block:70px;text-align:center}.danger-panel{border-color:rgba(255,107,125,.3)}
.visually-hidden{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.login-shell{min-height:100vh;display:grid;place-items:center}
.login-shell .content{width:min(100% - 30px,460px);padding:0}.login-card{padding:42px;border:1px solid var(--border);border-radius:24px;
background:rgba(10,22,40,.9);box-shadow:var(--shadow)}.login-mark{margin-bottom:27px;width:54px;height:54px}.login-card h1{
margin:0;font-size:2.7rem;letter-spacing:-.055em}.login-card .muted{margin-bottom:28px}
@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(2,1fr)}.result-layout{grid-template-columns:1fr}
.sticky-panel{position:static}.hero-orbit{opacity:.35}}@media(max-width:820px){.sidebar{transform:translateX(-102%);transition:200ms;
box-shadow:var(--shadow)}.sidebar.open{transform:translateX(0)}.app-shell{margin-left:0}.mobile-menu{display:inline-grid;width:42px;height:42px;
place-items:center;border:1px solid var(--border);border-radius:11px;color:#fff;background:var(--panel2)}.topbar{justify-content:flex-start}
.topbar-status{margin-left:auto}.form-grid,.speed-picker{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}.form-footer{
align-items:stretch;flex-direction:column}.hero-orbit{display:none}}@media(max-width:560px){.content{padding:18px 13px 38px}
.topbar{min-height:92px;padding:18px 14px}.topbar-status{display:none}.panel,.hero-panel{border-radius:17px}.metric-grid{grid-template-columns:1fr}
.panel-heading,.result-header{align-items:flex-start;flex-direction:column}.history-card{grid-template-columns:94px 1fr}.history-card>img,
.image-placeholder{width:94px}.comparables article{flex-direction:column}.comparable-price{text-align:left}.result-images img{height:100px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}