:root {
  --navy-950:#081426;--navy-900:#0f213b;--navy-800:#17365d;--blue-600:#2563eb;
  --teal-600:#0f8b8d;--teal-500:#14a3a5;--sky-100:#eaf2ff;--surface:#ffffff;
  --surface-soft:#f6f8fc;--border:#dbe3ef;--text:#172033;--muted:#667085;
  --success:#16865c;--warning:#b26a00;--danger:#c83e4d;--shadow:0 18px 45px rgba(15,33,59,.10);
  --radius:18px;--radius-sm:12px;--sidebar:264px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--surface-soft);color:var(--text);font-family:Inter,Segoe UI,Tahoma,Arial,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.container{width:min(1180px,calc(100% - 32px));margin-inline:auto}
.public-nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}.public-nav-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand-link{font-weight:800;font-size:1.35rem;color:var(--navy-900)}.brand-link span{color:var(--teal-600)}.public-links,.public-actions{display:flex;align-items:center;gap:20px}.public-links a{color:var(--muted);font-weight:600}.public-links a:hover{color:var(--navy-900)}
.primary-button,.secondary-button,.text-button{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:11px 18px;font-weight:750;border:1px solid transparent;transition:.18s ease}.primary-button{background:linear-gradient(135deg,var(--blue-600),var(--teal-600));color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.2)}.primary-button:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(37,99,235,.25)}.secondary-button{background:#fff;border-color:var(--border);color:var(--navy-900)}.secondary-button:hover{border-color:#a9b8ce}.text-button{padding:8px 10px;color:var(--blue-600)}
.app-shell{min-height:100vh;display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr)}.app-sidebar{position:sticky;top:0;height:100vh;padding:28px 20px;background:linear-gradient(180deg,var(--navy-950),var(--navy-800));color:#fff;display:flex;flex-direction:column}.sidebar-brand{padding:0 10px 26px}.sidebar-brand strong{font-size:1.45rem}.sidebar-brand span{display:block;color:#a9bad1;font-size:.88rem;margin-top:4px}.sidebar-nav{display:grid;gap:7px}.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;color:#c8d5e7;font-weight:650}.sidebar-nav a:hover,.sidebar-nav a.active{background:rgba(255,255,255,.11);color:#fff}.sidebar-nav .logout{margin-top:18px;color:#ffced3}.sidebar-footer{margin-top:auto;padding:18px 10px 2px;color:#9fb1ca;font-size:.82rem}.app-main{min-width:0;padding:34px}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:24px}.eyebrow{margin:0 0 6px;color:var(--teal-600);font-weight:800;text-transform:uppercase;letter-spacing:.09em;font-size:.76rem}.page-header h1,.page-header h2{margin:0;color:var(--navy-900);font-size:clamp(1.8rem,3vw,2.55rem);line-height:1.16}.page-header p{max-width:760px;color:var(--muted);margin:10px 0 0}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.panel+.panel{margin-top:22px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:30px 0 14px}.section-heading h2,.section-heading h3{margin:0;color:var(--navy-900)}.section-heading p{margin:6px 0 0;color:var(--muted)}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.metric-card{padding:20px}.metric-label{color:var(--muted);font-size:.86rem;font-weight:700}.metric-value{display:block;color:var(--navy-900);font-size:1.55rem;margin-top:8px}.metric-note{color:var(--muted);font-size:.8rem;margin-top:4px}
.guide-card{display:flex;gap:14px;align-items:flex-start;background:linear-gradient(135deg,#edf6ff,#eefcf9);border:1px solid #cfe2f4;border-radius:16px;padding:18px}.guide-card i{color:var(--teal-600);font-size:1.2rem;margin-top:3px}.guide-card h3,.guide-card h4{margin:0 0 5px;color:var(--navy-900)}.guide-card p{margin:0;color:var(--muted)}.step-list{display:grid;gap:12px}.step-item{display:flex;gap:12px;align-items:flex-start}.step-number{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--navy-900);color:#fff;font-weight:800;flex:0 0 auto}
.upload-form{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.file-picker,.file-control{min-width:240px;flex:1;border:1px dashed #9db0c8;background:#f8fbff;border-radius:12px;padding:12px}.form-grid{display:grid;gap:16px}.form-group{display:grid;gap:7px}.form-group label{font-weight:700;color:var(--navy-900)}input,select,textarea{width:100%;border:1px solid #cfd8e6;border-radius:11px;padding:11px 12px;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:3px solid rgba(37,99,235,.12);border-color:var(--blue-600)}.helper-text{color:var(--muted);font-size:.86rem}.messages{display:grid;gap:10px;margin-bottom:18px}.message,.alert{border-radius:12px;padding:12px 14px;background:#eef6ff;border:1px solid #cfe0f7}.error-message,.form-errors{background:#fff0f2;border:1px solid #f5c4ca;color:#8a2330;border-radius:12px;padding:12px 14px}.success-message{background:#ecfaf4;border-color:#b8ead6;color:#176443}
.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:13px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;background:#f8fafc}.empty-state{padding:32px;text-align:center;color:var(--muted);border:1px dashed #c9d4e3;border-radius:14px}.chart-frame,.chart-wrap{height:330px;position:relative}.chart-frame.tall{height:420px}.score-pill{display:inline-flex;align-items:center;gap:8px;background:#e8f8f2;color:#13714d;border-radius:999px;padding:8px 12px;font-weight:800}.warning-pill{background:#fff4db;color:#8c5a00}
.auth-page{min-height:100vh;background:radial-gradient(circle at top left,#dff5f3 0,transparent 38%),linear-gradient(135deg,#edf4ff,#f9fbff);display:grid;place-items:center;padding:24px}.auth-shell{width:min(1020px,100%);display:grid;grid-template-columns:1.05fr .95fr;background:#fff;border:1px solid var(--border);border-radius:26px;overflow:hidden;box-shadow:0 30px 80px rgba(15,33,59,.18)}.auth-story{padding:54px;background:linear-gradient(145deg,var(--navy-950),var(--navy-800));color:#fff}.auth-story h1{font-size:2.45rem;margin:18px 0 14px;line-height:1.12}.auth-story p{color:#c9d5e7}.auth-benefits{display:grid;gap:14px;margin-top:30px}.auth-benefit{display:flex;gap:11px;color:#e8eff8}.auth-form-panel{padding:50px}.auth-form-panel h2{font-size:2rem;margin:0 0 8px;color:var(--navy-900)}.auth-form-panel>p{color:var(--muted);margin:0 0 24px}.auth-footer{margin-top:18px;color:var(--muted);text-align:center}.auth-footer a{color:var(--blue-600);font-weight:700}
.hero{padding:86px 0 72px;background:radial-gradient(circle at 82% 18%,rgba(20,163,165,.18),transparent 28%),linear-gradient(180deg,#fff,#eef4fb)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:48px}.hero h1{font-size:clamp(2.7rem,6vw,5rem);line-height:1.02;margin:12px 0 22px;color:var(--navy-950)}.hero p{font-size:1.14rem;color:var(--muted);max-width:650px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-preview{background:var(--navy-950);padding:22px;border-radius:26px;box-shadow:0 28px 60px rgba(8,20,38,.28)}.preview-bar{display:flex;gap:7px;margin-bottom:18px}.preview-bar span{width:9px;height:9px;border-radius:50%;background:#5c6f8c}.preview-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.preview-card{background:#132b4b;border:1px solid #234466;border-radius:15px;padding:18px;color:#fff}.preview-card strong{font-size:1.35rem}.preview-card span{display:block;color:#9fb4cf;font-size:.78rem;margin-top:6px}.public-section{padding:74px 0}.public-section.alt{background:#fff}.section-title{text-align:center;max-width:720px;margin:0 auto 36px}.section-title h2{font-size:2.2rem;color:var(--navy-900);margin:0}.section-title p{color:var(--muted)}.feature-card{padding:25px;border:1px solid var(--border);border-radius:18px;background:#fff;box-shadow:0 14px 35px rgba(15,33,59,.07)}.feature-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:13px;background:var(--sky-100);color:var(--blue-600);margin-bottom:17px}.feature-card h3{color:var(--navy-900);margin:0 0 8px}.feature-card p{color:var(--muted);margin:0}.public-footer{background:var(--navy-950);color:#b8c6d9;padding:30px 0}.public-footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:1050px){.metrics-grid{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.hero-grid{grid-template-columns:1fr}.hero-preview{max-width:700px}.app-shell{grid-template-columns:82px 1fr}.app-sidebar{padding:24px 12px}.sidebar-brand span,.sidebar-brand strong,.sidebar-nav a span,.sidebar-footer{display:none}.sidebar-nav a{justify-content:center}.app-main{padding:26px}}
@media(max-width:760px){.public-links{display:none}.public-actions .secondary-button{display:none}.app-shell{display:block}.app-sidebar{position:static;width:100%;height:auto;padding:14px}.sidebar-brand{padding:0 8px 12px}.sidebar-brand strong,.sidebar-brand span{display:block}.sidebar-nav{display:flex;overflow-x:auto}.sidebar-nav a{white-space:nowrap}.sidebar-nav a span{display:inline}.sidebar-nav .logout{margin-top:0}.app-main{padding:18px}.grid-2,.grid-3,.metrics-grid,.auth-shell{grid-template-columns:1fr}.auth-story{display:none}.auth-form-panel{padding:30px 22px}.page-header{display:block}.hero{padding-top:56px}.preview-grid{grid-template-columns:1fr}.public-section{padding:54px 0}.upload-form{align-items:stretch}.file-picker,.file-control,.upload-form .primary-button{width:100%}}