:root{--blue:#123f8c;--blue2:#0b66c3;--red:#c9161d;--ink:#182235;--muted:#68768b;--line:#dde4ee;--bg:#f5f7fb;--white:#fff;--green:#15845d;--amber:#9a6500;--shadow:0 10px 30px rgba(24,40,76,.08)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:var(--bg)}a{color:var(--blue2);text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:255px;position:fixed;inset:0 auto 0 0;background:#102344;color:#fff;padding:22px 16px;display:flex;flex-direction:column;z-index:30}.brand{display:flex;align-items:center;gap:12px;background:#fff;border-radius:14px;padding:11px 12px;margin-bottom:24px}.brand img{width:150px;max-height:44px;object-fit:contain}.brand span{display:none}.nav{display:flex;flex-direction:column;gap:5px}.nav a{color:#cad5e8;padding:12px 13px;border-radius:10px;display:flex;gap:12px;align-items:center;font-size:14px}.nav a:hover,.nav 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var(--line);border-radius:14px;overflow:hidden}.table-wrap{overflow:auto}.data-table{border-collapse:collapse;width:100%;min-width:720px}.data-table th,.data-table td{padding:13px 14px;text-align:left;border-bottom:1px solid #edf0f4;font-size:13px}.data-table th{background:#f9fafc;color:#647286;font-size:11px;text-transform:uppercase;letter-spacing:.04em}.data-table tr:last-child td{border-bottom:0}.data-table .empty{text-align:center;color:var(--muted);padding:34px}.breadcrumbs{display:flex;align-items:center;gap:8px;font-size:12px;color:#8290a3;margin-bottom:12px}.calculator-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(350px,.9fr);gap:18px;align-items:start}.panel-title{display:flex;gap:13px;align-items:flex-start;margin-bottom:20px}.panel-title>span{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;font-weight:700;flex:0 0 30px}.panel-title h2{margin:0 0 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button,.qty-control input{height:43px;border:1px solid #ccd5e2;background:#fff;text-align:center}.qty-control button{font-size:20px;cursor:pointer}.qty-control button:first-child{border-radius:9px 0 0 9px}.qty-control input{border-left:0;border-right:0;border-radius:0}.qty-control button:last-child{border-radius:0 9px 9px 0}.size-chips,.filters{display:flex;gap:8px;flex-wrap:wrap}.chip{border:1px solid #c9d6e7;background:#fff;color:#36506f;border-radius:999px;padding:7px 11px;font-size:12px;cursor:pointer}.chip:hover,.chip.active{border-color:#6c98ca;background:#edf5ff;color:#174e8b}.filters{margin-bottom:16px}.filters a{color:#36506f}.result-panel{position:sticky;top:20px}.result-placeholder{text-align:center;padding:45px 15px;color:var(--muted)}.result-placeholder h3{color:var(--ink);margin:10px 0 6px}.result-placeholder p{max-width:320px;margin:0 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minmax(320px,.8fr);gap:18px;align-items:start}.inline-form{display:inline}.toggle{display:inline-flex;align-items:center}.toggle input{display:none}.toggle span{width:38px;height:22px;background:#cbd4e0;border-radius:20px;position:relative;cursor:pointer}.toggle span:after{content:"";position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:.18s}.toggle input:checked+span{background:#20906a}.toggle input:checked+span:after{left:19px}.materials-list{display:flex;flex-direction:column;gap:12px}.material-card{border:1px solid #dce3ec;border-radius:12px;padding:15px;background:#fbfcfe}.material-card.disabled{opacity:.65}.material-head{display:flex;gap:10px}.material-head .grow{flex:1}.material-head .code{width:160px}.rate-grid{display:grid;grid-template-columns:repeat(4,minmax(125px,1fr));gap:10px}.material-actions{display:flex;align-items:center;gap:9px;justify-content:flex-end}.add-row{display:grid;grid-template-columns:1fr 180px auto;gap:10px;margin-top:14px}.add-row input{border:1px solid #ccd5e2;border-radius:9px;padding:10px}.list-row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:10px 0;border-bottom:1px solid #edf0f4}.list-row span{display:flex;flex-direction:column;gap:3px}.list-row small{color:var(--muted)}.user-list{display:flex;flex-direction:column;gap:8px}.user-card{border:1px solid #dce3ec;border-radius:10px}.user-card summary{cursor:pointer;list-style:none;padding:13px;display:flex;justify-content:space-between;align-items:center}.user-card summary span:first-child{display:flex;flex-direction:column;gap:3px}.user-card summary small{color:var(--muted)}.user-edit{border-top:1px solid #e7ebf1;padding:14px}.password-row{display:flex;gap:8px;margin-top:13px}.password-row input{flex:1;border:1px solid #ccd5e2;border-radius:9px;padding:9px}.brand-upload-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.upload-box{border:1px dashed #cbd5e3;border-radius:10px;padding:10px;text-align:center}.upload-box img{max-width:100%;height:85px;object-fit:contain;display:block;margin:0 auto 8px}.upload-box label{font-size:12px;font-weight:700}.upload-box input{margin-top:7px;width:100%;font-size:11px}.sticky-save{position:sticky;bottom:16px;display:flex;justify-content:flex-end;z-index:5}.quote-preview-wrap{background:#dfe4ea;border-radius:14px;padding:14px}.quote-preview{width:100%;height:760px;border:0;background:#fff;border-radius:9px}
.login-bg{background:radial-gradient(circle at 10% 10%,#e9f2ff 0,transparent 38%),linear-gradient(135deg,#f7f9fd,#eef3f9);display:flex;align-items:center;justify-content:center;padding:24px;min-height:100vh}.install-card{width:100%;max-width:520px;background:#fff;border:1px solid #dce3ed;border-radius:18px;padding:30px;box-shadow:0 20px 55px rgba(22,44,82,.14)}.install-card h1{text-align:center;margin:6px 0;font-size:25px}.install-card>p{text-align:center}.login-logo{display:block;max-width:240px;max-height:80px;margin:0 auto 18px}

/* Premium login */
.premium-login-page{min-height:100vh;background:#071120;color:#f5f7fb;overflow-x:hidden}.premium-login-page:before{content:"";position:fixed;inset:0;background:radial-gradient(circle at 25% 8%,rgba(45,73,117,.32),transparent 33%),radial-gradient(circle at 85% 78%,rgba(15,40,78,.36),transparent 38%),linear-gradient(135deg,#101c2d 0%,#07111f 48%,#030a14 100%);z-index:0}.premium-login-bg{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:0}.premium-login-bg:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.08) .7px,transparent .7px);background-size:5px 5px;opacity:.13;mask-image:linear-gradient(to left,#000,transparent 65%)}.premium-login-bg:after{content:"";position:absolute;right:-20vw;top:-12vh;width:70vw;height:130vh;transform:rotate(12deg);border-left:1px solid rgba(220,166,72,.32);background:linear-gradient(90deg,rgba(255,255,255,.015),transparent 25%)}.premium-login-bg i{position:absolute;display:block;height:1px;background:linear-gradient(90deg,transparent,rgba(230,177,82,.85),transparent);box-shadow:0 0 12px rgba(230,177,82,.22)}.premium-login-bg i:nth-child(1){width:52vw;left:-9vw;top:20%;transform:rotate(-46deg)}.premium-login-bg i:nth-child(2){width:48vw;left:-8vw;bottom:13%;transform:rotate(45deg)}.premium-login-bg i:nth-child(3){width:48vw;right:-11vw;top:16%;transform:rotate(44deg);opacity:.7}.premium-login-bg i:nth-child(4){width:58vw;right:-11vw;bottom:15%;transform:rotate(-43deg);opacity:.75}.premium-login-shell{position:relative;z-index:1;min-height:100vh;display:grid;place-items:center;padding:44px 22px}.premium-login-card{position:relative;width:min(100%,760px);padding:48px 68px 42px;border-radius:34px;background:linear-gradient(145deg,rgba(15,27,45,.96),rgba(6,15,29,.96));border:1px solid rgba(217,166,77,.42);box-shadow:0 36px 90px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.06),0 0 0 1px rgba(255,255,255,.02);overflow:hidden}.premium-login-card:before{content:"";position:absolute;inset:1px;border-radius:33px;border:1px solid rgba(255,255,255,.025);pointer-events:none}.login-glow{position:absolute;left:9%;right:9%;top:-2px;height:2px;background:linear-gradient(90deg,transparent,#f4c56d 45%,transparent);filter:drop-shadow(0 0 8px rgba(247,193,91,.7));opacity:.95}.premium-logo-wrap{display:flex;justify-content:center;align-items:center;margin-bottom:18px}.premium-login-logo{display:block;max-width:410px;width:64%;max-height:115px;object-fit:contain;filter:drop-shadow(0 8px 18px rgba(0,0,0,.38))}.premium-login-badge{width:max-content;max-width:100%;margin:0 auto 24px;padding:9px 26px;border-radius:999px;border:1px solid rgba(225,170,73,.9);background:linear-gradient(180deg,rgba(225,170,73,.08),rgba(225,170,73,.025));color:#efc46f;font-size:14px;font-weight:650;letter-spacing:.015em;box-shadow:inset 0 0 20px rgba(225,170,73,.03)}.premium-login-card h1{text-align:center;font-size:42px;line-height:1.12;margin:0 0 12px;color:#fff;letter-spacing:-.025em;text-shadow:0 4px 22px rgba(0,0,0,.22)}.premium-login-subtitle{text-align:center;margin:0 auto 31px;color:#aeb8c7;font-size:17px;line-height:1.55}.premium-login-form{display:grid;gap:19px}.login-field{display:grid;gap:8px}.login-field>label{font-size:14px;font-weight:700;color:#f2f5f9;padding-left:2px}.login-input-wrap{position:relative;display:flex;align-items:center;border:1px solid rgba(137,151,173,.55);border-radius:13px;background:rgba(4,13,26,.46);transition:border-color .18s,box-shadow .18s,background .18s}.login-input-wrap:focus-within{border-color:#d5a64e;box-shadow:0 0 0 3px rgba(213,166,78,.12),0 0 28px rgba(213,166,78,.06);background:rgba(6,16,30,.7)}.login-input-icon{width:58px;height:54px;display:grid;place-items:center;color:#dfab4f;border-right:1px solid rgba(120,135,158,.2);flex:0 0 58px}.login-input-wrap input{width:100%;height:54px;border:0!important;outline:0!important;background:transparent!important;color:#fff!important;padding:0 16px!important;border-radius:0!important;box-shadow:none!important;font-size:16px}.login-input-wrap input::placeholder{color:#6e7b8e}.password-toggle{width:54px;height:54px;display:grid;place-items:center;border:0;background:transparent;color:#d9a848;cursor:pointer;padding:0;flex:0 0 54px;transition:color .16s,transform .16s}.password-toggle:hover{color:#f2c66f;transform:scale(1.04)}.password-toggle.is-visible{color:#fff1c8}.premium-login-button{height:58px;margin-top:4px;border:1px solid rgba(255,222,148,.7);border-radius:12px;background:linear-gradient(180deg,#efc96f 0%,#d69f39 58%,#bd8122 100%);color:#0a1b33;font-size:20px;font-weight:850;cursor:pointer;box-shadow:inset 0 1px 0 rgba(255,255,255,.55),0 13px 28px rgba(0,0,0,.26),0 0 26px rgba(215,161,57,.08);transition:transform .18s,filter .18s,box-shadow .18s}.premium-login-button:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:inset 0 1px 0 rgba(255,255,255,.55),0 17px 34px rgba(0,0,0,.31),0 0 32px rgba(215,161,57,.13)}.premium-login-button:active{transform:translateY(0)}.premium-login-note{text-align:center;margin-top:20px;color:#66758b;font-size:12px;letter-spacing:.02em}.login-alert{margin:0 0 20px;background:rgba(95,19,30,.48)!important;border-color:rgba(229,107,119,.48)!important;color:#ffd7db!important}
@media(max-width:1180px){.calc-grid.big{grid-template-columns:repeat(2,1fr)}.rate-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:900px){.sidebar{transform:translateX(-100%);transition:.2s;width:270px}.menu-open .sidebar{transform:translateX(0);box-shadow:0 0 0 100vmax rgba(0,0,0,.35)}.main{margin-left:0;width:100%}.mobile-head{display:flex;height:58px;padding:0 17px;background:#102344;color:#fff;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}.mobile-logo{color:#fff;font-weight:800}.mobile-logo span{font-weight:500;font-size:13px;margin-left:6px;color:#c9d5e6}.menu-btn{border:0;background:transparent;color:#fff;font-size:24px}.content{padding:20px}.calculator-layout,.admin-grid{grid-template-columns:1fr}.result-panel{position:static}.stats-grid{grid-template-columns:1fr 1fr}.quote-preview{height:650px}.rate-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.content{padding:16px 12px}.page-head{display:block}.page-head .btn{margin-top:13px}.page-head h1{font-size:24px}.stats-grid,.calc-grid,.calc-grid.big{grid-template-columns:1fr}.field-grid{grid-template-columns:1fr}.calc-card{min-height:0}.stat-card b{font-size:23px}.panel{padding:16px;border-radius:12px}.material-head{display:grid;grid-template-columns:1fr 1fr}.material-head .grow{grid-column:1/-1}.material-head .code{width:auto}.rate-grid{grid-template-columns:1fr 1fr}.material-actions{justify-content:flex-start;flex-wrap:wrap}.add-row{grid-template-columns:1fr}.brand-upload-grid{grid-template-columns:1fr}.action-row .btn{width:100%}.password-row{display:grid}.quote-preview{height:520px}.sticky-save{bottom:8px}.login-card,.install-card{padding:22px 18px}.data-table{min-width:650px}}
@media(max-width:760px){.premium-login-shell{padding:22px 14px}.premium-login-card{padding:34px 24px 30px;border-radius:25px}.premium-login-card:before{border-radius:24px}.premium-login-logo{width:76%;max-width:340px}.premium-login-badge{font-size:12px;padding:8px 19px;margin-bottom:20px}.premium-login-card h1{font-size:34px}.premium-login-subtitle{font-size:14px;margin-bottom:25px}.login-input-icon{width:50px;flex-basis:50px}.login-input-wrap input{font-size:16px}.premium-login-button{height:56px;font-size:18px}}
@media(max-width:430px){.premium-login-card{padding:30px 17px 26px}.premium-login-logo{width:88%}.premium-login-card h1{font-size:30px}.premium-login-subtitle{font-size:13px}.premium-login-badge{padding:7px 15px}.login-field>label{font-size:13px}}
.asset-placeholder{height:85px;display:grid;place-items:center;border-radius:8px;background:#f4f6f9;color:#8a96a8;font-size:12px;margin-bottom:8px}.remove-asset{display:flex!important;align-items:center;justify-content:center;gap:6px;margin-top:8px;font-size:11px!important;color:#9c2430}.remove-asset input{width:auto!important;margin:0!important}
.material-readonly{display:flex;flex-direction:column;gap:3px;padding:2px 0 12px}.material-readonly small{color:var(--muted)}.standard-price-row{display:grid;grid-template-columns:minmax(180px,1fr) 130px auto auto;gap:8px;align-items:center;padding:10px 0;border-bottom:1px solid #edf0f4}.standard-price-row>div{display:flex;flex-direction:column;gap:3px}.standard-price-row small{color:var(--muted)}.standard-price-row input[type=number]{width:100%;border:1px solid #ccd5e2;border-radius:8px;padding:8px 9px}@media(max-width:650px){.standard-price-row{grid-template-columns:1fr 110px}.standard-price-row .btn{width:100%}}