:root{--navy:#0b3558;--blue:#167ab5;--sky:#eaf5fb;--ink:#182833;--muted:#667b88;--line:#d8e4eb;--white:#fff;--shadow:0 16px 42px rgba(17,58,85,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f4f8fa;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.5}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,72px);background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy)}.brand-mark{width:42px;height:42px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px}.brand strong,.brand small{display:block}.brand strong{font-size:17px}.brand small{font-size:12px;color:var(--muted);font-weight:500}.topbar nav{display:flex;gap:28px}.topbar nav a{color:#4a6270;text-decoration:none;font-size:14px;font-weight:700}.topbar nav a:hover{color:var(--blue)}.hero{min-height:600px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:clamp(40px,7vw,100px);align-items:center;padding:80px clamp(24px,7vw,110px);background:linear-gradient(135deg,#f8fcfe 0%,#edf7fb 60%,#dceef7 100%)}.eyebrow{margin:0 0 10px;color:var(--blue);font-size:12px;line-height:1.2;text-transform:uppercase;letter-spacing:.12em;font-weight:800}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.052em;max-width:850px;margin:0;color:var(--navy)}.hero-copy>p:not(.eyebrow){max-width:650px;color:#526976;font-size:19px;margin:24px 0 30px}.primary-link{display:inline-flex;align-items:center;gap:10px;background:var(--navy);color:#fff;text-decoration:none;padding:14px 19px;border-radius:10px;font-weight:750}.hero-panel{background:#fff;border:1px solid rgba(11,53,88,.12);border-radius:22px;padding:34px;box-shadow:var(--shadow);display:grid;gap:8px}.cube{height:150px;border-radius:15px;background:linear-gradient(145deg,#0b3558,#167ab5);display:grid;place-items:center;margin-bottom:12px;overflow:hidden}.cube span{position:absolute;width:74px;height:74px;border:2px solid rgba(255,255,255,.85);transform:rotate(30deg) skew(-5deg);border-radius:10px}.cube span:nth-child(2){transform:translate(-27px,16px) rotate(30deg) skew(-5deg);opacity:.5}.cube span:nth-child(3){transform:translate(27px,-16px) rotate(30deg) skew(-5deg);opacity:.35}.hero-stat{display:grid;grid-template-columns:82px 1fr;align-items:center;padding:14px 0;border-bottom:1px solid #e8eff3}.hero-stat:last-child{border:0}.hero-stat strong{font-size:23px;color:var(--navy)}.hero-stat span{color:var(--muted);font-size:14px}.calculator-section{padding:72px clamp(20px,5vw,72px) 90px;max-width:1540px;margin:0 auto}.section-title{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:24px}.section-title h2{margin:0;color:var(--navy);font-size:34px;letter-spacing:-.03em}.version{background:#e5f2f9;color:#176d9f;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:750}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 370px;gap:24px;align-items:start}.form-card,.result-card{border-radius:17px;box-shadow:var(--shadow)}.form-card{background:#fff;border:1px solid var(--line);padding:28px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.form-grid label{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:700;color:#334b58}.form-grid label>span,.form-grid small{font-size:12px;color:#788b96;font-weight:550}.form-grid input,.form-grid select{height:45px;border:1px solid #c9d9e2;border-radius:9px;background:#fff;padding:0 12px;color:#172b36;font:inherit;outline:none}.form-grid input:focus,.form-grid select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,122,181,.12)}.form-grid .wide{grid-column:1/-1}.reset-button{margin-top:24px;background:#edf4f7;border:1px solid #d5e2e9;color:#355261;border-radius:9px;padding:11px 15px;font-weight:750;cursor:pointer}.result-card{background:linear-gradient(155deg,#0b3558,#0d4a78);color:#fff;padding:30px;position:sticky;top:100px}.result-label{margin:0;text-transform:uppercase;letter-spacing:.1em;font-size:12px;font-weight:800;color:#abd3e9}.main-price{font-size:44px;line-height:1.1;letter-spacing:-.045em;font-weight:800;margin-top:12px}.result-tier{color:#c0d8e6;margin:4px 0 22px}.metrics{border-top:1px solid rgba(255,255,255,.17);border-bottom:1px solid rgba(255,255,255,.17);padding:8px 0}.metrics div{display:flex;justify-content:space-between;gap:20px;padding:9px 0}.metrics span{color:#bdd5e2;font-size:14px}.rate-detail{display:grid;gap:5px;color:#c7deeb;font-size:13px;margin:20px 0}.print-button{width:100%;border:0;border-radius:9px;padding:13px;background:#fff;color:var(--navy);font-size:15px;font-weight:800;cursor:pointer}footer{display:flex;justify-content:space-between;gap:20px;padding:28px clamp(20px,5vw,72px);background:#082b48;color:#bcd4e1;font-size:13px}footer span:first-child{color:#fff;font-weight:750}
@media(max-width:950px){.hero{grid-template-columns:1fr;min-height:auto;padding-top:60px}.hero-panel{max-width:680px}.workspace{grid-template-columns:1fr}.result-card{position:static}.calculator-section{padding-top:55px}}@media(max-width:640px){.topbar nav{gap:14px}.topbar nav a:first-child{display:none}.hero{padding:48px 20px}.hero h1{font-size:43px}.hero-copy>p:not(.eyebrow){font-size:17px}.calculator-section{padding-left:14px;padding-right:14px}.form-card,.result-card{padding:20px}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}.section-title{align-items:flex-start;gap:15px}.version{white-space:nowrap}footer{flex-direction:column}}
.result-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.save-button,.secondary-button{border:0;border-radius:9px;padding:13px;font-size:15px;font-weight:800;cursor:pointer}.save-button{background:#35b779;color:#062e20}.save-button:disabled{opacity:.55;cursor:wait}.save-status{min-height:21px;margin:10px 0 0;color:#d2e7f2;font-size:13px}.history-section{padding:0 clamp(20px,5vw,72px) 90px;max-width:1540px;margin:0 auto}.history-actions{display:flex;gap:10px}.secondary-button{background:#e5f2f9;color:#0b527d;border:1px solid #c7e0ed}.history-status{color:var(--muted);font-size:14px}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse;min-width:960px}th,td{padding:13px 14px;text-align:left;border-bottom:1px solid #e4edf2;font-size:13px;white-space:nowrap}th{background:#edf6fa;color:#385563;font-size:12px;text-transform:uppercase;letter-spacing:.04em}tbody tr:last-child td{border-bottom:0}.delete-button{border:0;background:#fdebec;color:#a1242d;border-radius:7px;padding:7px 10px;font-weight:750;cursor:pointer}.empty-row{text-align:center;color:var(--muted);padding:30px}.status-error{color:#b4232c}.status-success{color:#188259}
@media print{.topbar,.hero,.section-title,.reset-button,.result-actions,.save-status,.history-section,footer{display:none!important}.calculator-section{padding:0}.workspace{display:block}.form-card{box-shadow:none;border:0}.result-card{margin-top:20px;box-shadow:none;background:#0b3558!important;print-color-adjust:exact;-webkit-print-color-adjust:exact}}
[hidden]{display:none!important}.admin-controls{display:flex;gap:14px;align-items:end;flex-wrap:wrap;margin:18px 0}.admin-controls label{display:grid;gap:6px}.admin-controls input{min-height:40px;padding:8px;border:1px solid var(--line);border-radius:8px}#pricingEditor{width:100%;border:1px solid var(--line);border-radius:10px;padding:16px;font-family:ui-monospace,monospace;font-size:13px;resize:vertical}#adminStatus{min-height:24px}
.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#f8fcfe,#dceef7)}.login-card{width:min(440px,100%);display:grid;gap:18px}.login-card h1{margin:.25rem 0}.login-card label{display:grid;gap:6px}.login-card input{min-height:44px;padding:10px;border:1px solid var(--line);border-radius:8px}