/* Next Day — same visual language as the What Next app: navy plane, indigo/violet glow, glass panels. Dark only. */
:root{color-scheme:dark;--page-plane:#0f172a;--surface-1:rgba(255,255,255,.045);--surface-2:rgba(255,255,255,.06);--surface-3:rgba(255,255,255,.10);
--text-primary:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--gridline:rgba(148,163,184,.12);--border:rgba(255,255,255,.08);--border-strong:rgba(255,255,255,.14);
--shadow-card:0 10px 30px rgba(0,0,0,.22);--glow-wash-1:rgba(99,102,241,.16);--glow-wash-2:rgba(79,70,229,.10);
--primary:#6366f1;--primary-dark:#4f46e5;--primary-soft:rgba(99,102,241,.15);--primary-ring:rgba(99,102,241,.4);--brand-gradient:linear-gradient(135deg,#818cf8 0%,#c084fc 100%);
--cat-blue:#60a5fa;--status-good:#22c55e;--status-warning-ink:#fbbf24;--status-warning:#f59e0b;--status-critical:#ef4444;
--font-ui:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--font-display:"Outfit","Inter",system-ui,sans-serif;--font-mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
--radius-sm:10px;--radius-md:20px;--radius-lg:24px;--radius-pill:999px}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font-ui);background:var(--page-plane);background-image:radial-gradient(1100px 460px at 12% -8%,var(--glow-wash-1),transparent 60%),radial-gradient(900px 420px at 100% 0%,var(--glow-wash-2),transparent 55%);background-repeat:no-repeat;background-attachment:fixed;color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}
a{color:#818cf8;text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,.brand{font-family:var(--font-display)}h1{font-size:1.6rem;font-weight:700;letter-spacing:-.02em;margin:0 0 6px}
.page-subtitle{color:var(--text-muted);font-size:.87rem;margin:0 0 20px}
.mono{font-family:var(--font-mono);letter-spacing:-.01em}.muted{color:var(--text-muted)}.pos{color:var(--status-good)}.neg{color:var(--status-critical)}.warn{color:var(--status-warning-ink)}
/* top nav */
.topnav{border-bottom:1px solid var(--border);background:rgba(15,23,42,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);position:sticky;top:0;z-index:10}
.topnav-inner{margin:0 auto;padding:0 32px;height:58px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;letter-spacing:-.02em}.brand:hover{text-decoration:none}
.brand-mark{width:26px;height:26px;flex-shrink:0;display:flex}.brand-mark svg{width:100%;height:100%}
.brand-name{background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{display:flex;align-items:center;gap:7px;color:var(--text-muted);font-weight:600;font-size:.85rem;padding:8px 12px;border-radius:12px;border:1px solid transparent;white-space:nowrap;cursor:pointer;background:none;font-family:inherit;transition:all .3s cubic-bezier(.4,0,.2,1)}
.nav-link:hover{color:var(--text-primary);background:rgba(255,255,255,.05);transform:translateY(-2px);text-decoration:none}
.nav-link.active{color:#818cf8;background:var(--primary-soft);border-color:var(--primary-ring);box-shadow:0 4px 15px rgba(99,102,241,.2)}
.nav-sep{width:1px;height:22px;background:var(--border-strong);margin:0 6px}
.nav-logout{color:var(--status-critical)}.nav-logout:hover{background:rgba(239,68,68,.1)}
.nav-avatar{width:22px;height:22px;border-radius:50%;background:var(--brand-gradient);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:800}
.nav-hamburger{display:none;background:none;border:1px solid var(--border-strong);border-radius:10px;padding:9px 8px;cursor:pointer;flex-direction:column;gap:4px}
.nav-hamburger span{display:block;width:18px;height:2px;background:var(--text-secondary);border-radius:2px}
@media(max-width:760px){.topnav-inner{padding:0 14px}.nav-hamburger{display:flex}.nav-links{display:none;position:absolute;top:58px;left:0;right:0;background:#111a2e;flex-direction:column;align-items:stretch;padding:10px 14px;border-bottom:1px solid var(--border)}.nav-links.nav-open{display:flex}.nav-sep{display:none}}
.page{margin:0 auto;padding:28px 32px 40px;width:100%;max-width:1180px;flex:1}@media(max-width:480px){.page{padding:16px 12px 28px}}
section.view{display:none}section.view.active{display:block}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:6px}
/* panels */
.panel{background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;margin-bottom:18px;box-shadow:var(--shadow-card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
@media(max-width:480px){.panel{padding:16px}}
.panel-title{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin:0 0 14px}
.panel-title.row{display:flex;justify-content:space-between;align-items:center}
.panel-footer-note{color:var(--text-muted);font-size:.78rem;margin:12px 0 0}
/* KPI cards (accent-bar cards) */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin:0 0 18px}
.kpi{background:rgba(15,23,42,.45);border:1px solid var(--border);border-radius:16px;padding:14px 16px;position:relative;overflow:hidden}
.kpi::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);opacity:.8}
.kpi.good::before{background:var(--status-good)}.kpi.bad::before{background:var(--status-critical)}.kpi.warn::before{background:var(--status-warning)}
.kpi-label{color:var(--text-muted);font-weight:700;font-size:.7rem;letter-spacing:.06em;text-transform:uppercase}
.kpi-value{font-family:var(--font-mono);font-size:1.45rem;font-weight:700;letter-spacing:-.01em;margin-top:2px}.kpi-sub{color:var(--text-muted);font-size:.76rem;margin-top:2px}
/* badges */
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px 6px 11px;border-radius:var(--radius-pill);font-weight:800;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;border:1px solid transparent;box-shadow:0 4px 15px rgba(0,0,0,.2)}
.badge-paper{background:rgba(34,197,94,.12);color:var(--status-good);border-color:rgba(34,197,94,.35)}
.badge-live{background:rgba(239,68,68,.14);color:var(--status-critical);border-color:rgba(239,68,68,.4)}
.badge-on{background:var(--primary-soft);color:#a5b4fc;border-color:var(--primary-ring)}.badge-off{background:var(--surface-2);color:var(--text-secondary);border-color:var(--border)}
.badge-ce{background:rgba(34,197,94,.12);color:var(--status-good);border-color:rgba(34,197,94,.35);font-size:.85rem}.badge-pe{background:rgba(239,68,68,.12);color:var(--status-critical);border-color:rgba(239,68,68,.35);font-size:.85rem}
.badge-none{background:var(--surface-2);color:var(--text-secondary);border-color:var(--border);font-size:.85rem}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;flex-shrink:0}
/* buttons / fields */
.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border:0;border-radius:12px;padding:10px 18px;font-size:.9rem;font-weight:700;cursor:pointer;font-family:inherit;box-shadow:0 4px 15px rgba(99,102,241,.3);transition:transform .2s,box-shadow .2s}
.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px rgba(99,102,241,.45)}.btn-primary:disabled{opacity:.55;cursor:default}.btn-block{width:100%;padding:11px 18px;margin-top:6px}
.btn-danger{background:linear-gradient(135deg,#ef4444,#b91c1c);box-shadow:0 4px 15px rgba(239,68,68,.3)}.btn-ok{background:linear-gradient(135deg,#22c55e,#15803d);box-shadow:0 4px 15px rgba(34,197,94,.25)}
.btn-ghost{background:rgba(15,23,42,.7);border:1px solid var(--border-strong);border-radius:10px;color:var(--text-primary);padding:8px 14px;font-size:.84rem;font-weight:600;cursor:pointer;font-family:inherit}.btn-ghost:hover{background:var(--primary-soft);border-color:var(--primary-ring)}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;align-items:center}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:4px 14px}
.field{margin-bottom:12px;display:flex;flex-direction:column;gap:6px}.field label{font-size:.82rem;color:var(--text-secondary);font-weight:550}
.field input,.field select{background:rgba(15,23,42,.7);border:1px solid var(--border-strong);border-radius:10px;padding:10px 12px;color:var(--text-primary);font-size:.9rem;font-family:inherit;width:100%}
.field input:focus,.field select:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:transparent}.field-hint{color:var(--text-muted);font-size:.74rem}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-pill);padding:3px}
.seg button{background:none;border:0;color:var(--text-muted);padding:7px 20px;border-radius:var(--radius-pill);cursor:pointer;font-weight:700;font-size:.82rem;font-family:inherit;letter-spacing:.03em}
.seg button.on-paper{background:rgba(34,197,94,.18);color:var(--status-good)}.seg button.on-live{background:rgba(239,68,68,.2);color:var(--status-critical)}
/* tables */
.table-scroll{overflow-x:auto}table.data{width:100%;border-collapse:collapse;font-size:.84rem}
table.data th{text-align:left;color:var(--text-muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700;padding:8px 12px;border-bottom:1px solid var(--border-strong);white-space:nowrap}
table.data td{padding:9px 12px;border-bottom:1px solid var(--border);white-space:nowrap}table.data tr:hover td{background:rgba(255,255,255,.025)}table.data td.num{font-family:var(--font-mono)}
.empty-state{color:var(--text-muted);text-align:center;padding:26px 10px;font-size:.87rem}
/* notes */
.flash{padding:11px 14px;border-radius:var(--radius-sm);font-size:.85rem;border:1px solid transparent;margin:12px 0}
.flash-info{color:#a5b4fc;background:var(--primary-soft);border-color:var(--primary-ring)}.flash-warn{color:var(--status-warning-ink);background:rgba(245,158,11,.10);border-color:rgba(245,158,11,.3)}
.flash-danger{color:#fca5a5;background:rgba(239,68,68,.10);border-color:rgba(239,68,68,.3)}.flash-good{color:#86efac;background:rgba(34,197,94,.10);border-color:rgba(34,197,94,.3)}
.signal-call{font-family:var(--font-display);font-size:1.5rem;font-weight:750;letter-spacing:-.01em}
pre.log{background:rgba(15,23,42,.7);border:1px solid var(--border);padding:12px;border-radius:12px;overflow:auto;font:12px/1.5 var(--font-mono);max-height:260px;color:var(--text-secondary);margin:0}
canvas.eq{width:100%;height:240px;display:block}
.disclaimer-footer{text-align:center;font-size:.76rem;color:var(--text-muted);padding:14px 20px;border-top:1px solid var(--border);background:rgba(15,23,42,.9)}
/* auth */
.auth-shell{display:grid;grid-template-columns:1.05fr 1fr;flex:1;min-height:calc(100vh - 46px)}
@media(max-width:860px){.auth-shell{grid-template-columns:1fr}.auth-hero{display:none}}
.auth-hero{position:relative;overflow:hidden;background:rgba(15,23,42,.4);background-image:radial-gradient(760px 480px at 18% 12%,var(--glow-wash-1),transparent 62%),radial-gradient(680px 480px at 92% 88%,var(--glow-wash-2),transparent 58%);border-right:1px solid var(--border);display:flex;align-items:center;justify-content:center;padding:60px}
.auth-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(circle at 26% 22%,black,transparent 65%);-webkit-mask-image:radial-gradient(circle at 26% 22%,black,transparent 65%);opacity:.6}
.auth-hero-inner{position:relative;max-width:430px}.auth-hero-brand{display:flex;align-items:center;gap:14px;margin-bottom:18px}.auth-hero-logo{width:48px;height:48px}.auth-hero-logo svg{width:100%;height:100%}
.auth-hero-title{font-family:var(--font-display);font-size:1.65rem;font-weight:750;letter-spacing:-.02em;margin:0}
.auth-hero-tagline{color:var(--text-secondary);font-size:.95rem;line-height:1.55;margin:0 0 26px}
.auth-hero-features{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}.auth-hero-features li{display:flex;gap:11px;color:var(--text-secondary);font-size:.85rem;line-height:1.5}
.auth-hero-features li::before{content:"";width:6px;height:6px;margin-top:7px;border-radius:2px;background:var(--primary);flex-shrink:0}
.auth-form-side{display:flex;align-items:center;justify-content:center;padding:40px 24px}
.auth-card{width:100%;max-width:360px;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius-lg);padding:34px 32px;box-shadow:var(--shadow-card);backdrop-filter:blur(8px)}
.auth-card-eyebrow{color:#818cf8;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin:0 0 8px}.auth-card-lede{color:var(--text-secondary);font-size:.87rem;margin:0 0 24px}

/* plain-language signal */
.sig-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.plain{font-size:1rem;color:var(--text-secondary);margin:6px 0 16px;max-width:760px}.plain b{color:var(--text-primary)}
.chk-wrap{background:rgba(15,23,42,.45);border:1px solid var(--border);border-radius:16px;padding:14px 16px;margin-bottom:16px}.chk-title{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px}
.chk{display:flex;gap:12px;align-items:flex-start;padding:8px 0;border-top:1px solid var(--border)}.chk:first-of-type{border-top:0}
.chk-i{width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0;font-size:.85rem}
.chk.ok .chk-i{background:rgba(34,197,94,.18);color:var(--status-good)}.chk.no .chk-i{background:rgba(239,68,68,.18);color:var(--status-critical)}
.chk-t{font-weight:650}.chk-d{color:var(--text-muted);font-size:.82rem}
.gloss{margin:6px 0 16px;background:var(--surface-1);border:1px solid var(--border);border-radius:14px;padding:10px 16px}.gloss summary{cursor:pointer;font-weight:650;color:#a5b4fc}.gloss p{color:var(--text-secondary);font-size:.88rem;margin:10px 0 0}.gloss b{color:var(--text-primary)}
.verdict{border-left:4px solid var(--status-warning)}.verdict.good{border-left-color:var(--status-good)}.verdict.danger{border-left-color:var(--status-critical)}
.verdict-h{font-family:var(--font-display);font-size:1.45rem;font-weight:750;margin:2px 0 8px}.verdict.good .verdict-h{color:var(--status-good)}.verdict.danger .verdict-h{color:#f87171}.verdict.warn .verdict-h{color:var(--status-warning-ink)}
.ans{border:1px solid var(--border);border-left:4px solid var(--status-warning);border-radius:16px;padding:18px 20px;background:rgba(15,23,42,.45)}.ans.up{border-left-color:var(--status-good)}
.ans-q{color:var(--text-muted);font-size:.85rem}.ans-main{font-family:var(--font-display);font-size:2rem;font-weight:800;letter-spacing:-.02em;margin:2px 0 8px}.ans-sub{color:var(--text-secondary);font-size:.95rem;line-height:1.6}.ans-sub b{color:var(--text-primary)}
.ans-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin:14px 0}.ans-row>div{background:rgba(15,23,42,.45);border:1px solid var(--border);border-radius:14px;padding:12px 14px;font-size:.9rem;color:var(--text-secondary)}
input.mini{background:rgba(15,23,42,.7);border:1px solid var(--border-strong);border-radius:10px;padding:7px 10px;color:var(--text-primary);font-family:inherit}