/* Sidefolio — OpenAI-style minimal black/white/gray. */
:root{
  --ink:#111; --muted:#6b7280; --line:#e5e7eb; --bg:#fff; --panel:#f7f8fa;
  --ok:#047857; --ok-bg:#ecfdf5; --warn:#b45309; --warn-bg:#fff7ed; --bad:#b91c1c; --bad-bg:#fef2f2;
  --radius:12px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55}
a{color:var(--ink)}
.site-header{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 24px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.88);backdrop-filter:blur(10px)}
.brand{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:18px;text-decoration:none;color:var(--ink)}
.brand.small{font-size:15px}
.auth-area{display:flex;align-items:center;gap:12px;min-height:38px}
.user-chip{display:flex;align-items:center;gap:10px;font-size:14px}
.user-chip img{width:28px;height:28px;border-radius:50%}
main{max-width:1120px;margin:0 auto;padding:0 24px}
.btn{appearance:none;border:1px solid var(--ink);background:var(--ink);color:#fff;border-radius:999px;padding:9px 18px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.secondary:hover{border-color:#c9ccd1}
.btn.primary{background:var(--ink);color:#fff}
.btn:hover{opacity:.88}
.btn.small{padding:5px 12px;font-size:13px}
.file-btn{cursor:pointer}

/* landing */
.hero{text-align:center;padding:72px 0 8px}
.eyebrow{font-size:12px;letter-spacing:.18em;color:var(--muted);font-weight:600;margin:0 0 14px}
.hero h1{font-size:52px;line-height:1.08;margin:0 0 18px;letter-spacing:-.02em}
.lede{max-width:640px;margin:0 auto 28px;color:#374151;font-size:18px}
.hero-cta{display:flex;flex-direction:column;align-items:center;gap:10px;min-height:44px}
.fineprint{color:var(--muted);font-size:13px;margin:0}
.mock{max-width:860px;margin:52px auto 0;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 24px 60px -32px rgba(0,0,0,.25);background:#fff}
.mock-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--panel)}
.mock-bar span{width:10px;height:10px;border-radius:50%;background:#d4d4d8}
.mock-bar em{font-style:normal;color:var(--muted);font-size:12px;margin-left:8px}
.mock-body{padding:20px}
.mock-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.mock-stats div{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.mock-stats label{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.mock-stats strong{font-size:22px}
.mock-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.mock-card{border:1px solid var(--line);border-radius:10px;padding:14px}
.mock-row{display:flex;justify-content:space-between;align-items:center;gap:8px}
.mock-card p{margin:4px 0 10px;color:var(--muted);font-size:13px}
.mock-line{height:8px;border-radius:4px;background:#eceef1;margin-top:7px}
.w70{width:70%}.w65{width:65%}.w60{width:60%}.w45{width:45%}.w40{width:40%}.w35{width:35%}
.pill{font-size:11px;font-weight:600;border:1px solid var(--line);border-radius:999px;padding:2px 9px;white-space:nowrap}
.pill.ok{color:var(--ok);background:var(--ok-bg);border-color:#a7f3d0}
.pill.warn{color:var(--warn);background:var(--warn-bg);border-color:#fcd9a0}
.pill.bad{color:var(--bad);background:var(--bad-bg);border-color:#fecaca}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;padding:72px 0 84px}
.features h2{font-size:19px;margin:0 0 8px}
.features p{margin:0;color:#4b5563;font-size:15px}

/* dashboard */
#dashboard{padding:36px 0 72px}
.dash-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
.dash-head h1{margin:0;font-size:32px;letter-spacing:-.01em}
.sync-line{margin:4px 0 0;color:var(--muted);font-size:13px}
.dash-actions{display:flex;gap:10px;align-items:center}
.summary{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px}
.summary .stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.summary .stat label{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.summary .stat strong{font-size:26px}
.stage-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.stage-row .chip{border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:13px;background:#fff}
.alert{border-radius:var(--radius);padding:14px 16px;margin-top:16px;font-size:14px}
.alert.warn{background:var(--warn-bg);border:1px solid #fcd9a0}
.alert ul{margin:8px 0 0;padding-left:20px}
.dash-grid{display:grid;grid-template-columns:380px 1fr;gap:24px;margin-top:24px;align-items:start}
.panel{border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:#fff;position:sticky;top:76px}
.panel h2{margin:0 0 14px;font-size:18px}
.panel label{display:block;font-size:13px;font-weight:600;margin-bottom:12px}
.panel input[type=text],.panel input[type=date],.panel select,.panel textarea{width:100%;margin-top:5px;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font:inherit;font-size:14px;font-weight:400;background:#fff;color:var(--ink)}
.panel .two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.two-inner{display:grid;grid-template-columns:1fr 1fr;gap:8px;font-weight:600}
.ms-editor{border:1px solid var(--line);border-radius:8px;padding:12px;margin:4px 0 12px}
.ms-editor legend{font-size:13px;font-weight:600;padding:0 6px}
.ms-item{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:14px}
.ms-item span{flex:1}
.ms-item button{border:none;background:none;cursor:pointer;color:var(--muted);font-size:16px;line-height:1}
.ms-add{display:flex;gap:8px;margin-top:8px}
.ms-add input{flex:1;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font:inherit;font-size:14px}
.form-error{color:var(--bad);font-size:13px;min-height:18px;margin:0 0 8px}
.form-actions{display:flex;gap:10px}
.cards{display:flex;flex-direction:column;gap:14px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;background:#fff}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.card h3{margin:0;font-size:18px}
.card h3 a{text-decoration:none}
.card h3 a:hover{text-decoration:underline}
.card .meta{color:var(--muted);font-size:13px;margin:4px 0 0}
.card .money{margin:10px 0 0;font-size:14px}
.card .notes{margin:8px 0 0;color:#4b5563;font-size:14px;white-space:pre-wrap}
.card .ms{margin:12px 0 0;padding:10px 0 0;border-top:1px solid var(--line)}
.card .ms h4{margin:0 0 6px;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.card .ms label{display:flex;gap:8px;align-items:center;font-size:14px;padding:2px 0;cursor:pointer}
.card .ms label.done span{text-decoration:line-through;color:var(--muted)}
.card-actions{display:flex;gap:8px;margin-top:14px}
.empty{border:1px dashed var(--line);border-radius:var(--radius);padding:36px;text-align:center;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);margin-top:12px;padding:32px 24px 44px;max-width:1120px;margin-left:auto;margin-right:auto;display:flex;flex-direction:column;gap:8px}
.site-footer p{margin:0;color:var(--muted);font-size:13px}
.site-footer .matrix a{color:#374151}
#toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index:50}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media (max-width:860px){
  .hero h1{font-size:38px}
  .features{grid-template-columns:1fr;padding:48px 0 56px}
  .mock-stats{grid-template-columns:repeat(2,1fr)}
  .mock-cards{grid-template-columns:1fr}
  .summary{grid-template-columns:repeat(2,1fr)}
  .dash-grid{grid-template-columns:1fr}
  .panel{position:static}
}