/* GitHub path: src/server/public/style.css
   ============================================================
   SPIRAL VISION · design system v3 — "clareza, não painel de avião"
   Vitrine (tema escuro, autoridade) + Cockpit (tema claro, humano)
   Fonte única de tokens — --spiral-* — compartilhada pelas duas telas.
   ============================================================ */

:root{
  /* paleta bruta da marca */
  --spiral-bg-deep:#14120f;
  --spiral-bg-warm:#1a1712;
  --spiral-bone:#f2ead9;
  --spiral-bone-soft:#e8ddc6;
  --spiral-gold:#d8ad63;
  --spiral-gold-soft:#f0d58f;
  --spiral-coral:#ff806e;
  --spiral-green:#6fcf97;
  --spiral-violet:#9b7cff;
  --spiral-cyan:#5de2d0;
  --spiral-ink:#1e1a13;      /* tinta escura — usada como texto sobre fundo claro */

  --r-s:8px; --r-m:16px; --r-l:24px; --r-pill:999px;
  --serif:Georgia,'Times New Roman',serif;
  --sans:system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:ui-monospace,'SF Mono','Cascadia Mono',Consolas,monospace;

  --shadow-soft:0 18px 50px rgba(20,18,15,.10);
  --shadow-deep:0 24px 70px rgba(0,0,0,.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;background:var(--bg);color:var(--ink)}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none}
img,svg{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--spiral-violet);outline-offset:3px;border-radius:4px}

/* ============ TEMA ESCURO — Vitrine pública ============ */
body.landing{
  --bg:var(--spiral-bg-deep);
  --surface:var(--spiral-bg-warm);
  --surface-2:#201c15;
  --ink:var(--spiral-bone);
  --ink-muted:#b7ac96;
  --hairline:rgba(242,234,217,.12);
  --accent:var(--spiral-gold);
  --accent-ink:#1c1508;
}

/* ============ TEMA CLARO — Cockpit operacional ============ */
body.cockpit{
  --bg:var(--spiral-bone);
  --surface:#fffdf9;
  --surface-2:var(--spiral-bone-soft);
  --ink:var(--spiral-ink);
  --ink-muted:#83795f;
  --hairline:rgba(30,25,15,.12);
  --accent:var(--spiral-gold);
  --accent-ink:#1c1508;
}

.wrap{max-width:1180px;margin:auto;padding:0 clamp(20px,4vw,56px)}

/* ---------- topo / navegação (compartilhado) ---------- */
header.top{position:sticky;top:0;z-index:30;backdrop-filter:blur(14px);
  background:color-mix(in srgb, var(--bg) 82%, transparent);border-bottom:1px solid var(--hairline)}
header.top .bar{display:flex;align-items:center;gap:28px;padding:18px 0}
.wordmark{font:15px var(--serif);letter-spacing:.32em;color:var(--accent);white-space:nowrap}
.wordmark b{font-weight:400;color:var(--ink-muted)}
header.top nav{display:flex;gap:24px;flex:1;align-items:center}
header.top nav a{font-size:13px;color:var(--ink-muted);transition:color .2s}
header.top nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;letter-spacing:.02em;transition:transform .2s,box-shadow .2s}
.btn.primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 10px 30px rgba(216,173,99,.25)}
.btn.primary:hover{transform:translateY(-1px);box-shadow:0 14px 38px rgba(216,173,99,.35)}
.btn.ghost{border:1px solid var(--hairline);color:var(--ink)}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn.small{padding:9px 16px;font-size:12px}

/* ---------- HERO da vitrine ---------- */
.hero{position:relative;overflow:hidden;padding:min(14vh,120px) 0 90px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;position:relative;z-index:2}
.eyebrow{font:11px var(--sans);letter-spacing:.26em;text-transform:uppercase;color:var(--ink-muted)}
.hero h1{font:400 clamp(34px,4.6vw,58px)/1.12 var(--serif);letter-spacing:-.01em;margin:16px 0 20px;max-width:16ch}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{font-size:18px;line-height:1.7;color:var(--ink-muted);max-width:56ch;margin-bottom:30px}
.hero .cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero .fine{font-size:12px;color:var(--ink-muted)}
.spiral-deco{position:absolute;right:-6%;top:50%;transform:translateY(-50%);width:min(48vw,640px);opacity:.9;pointer-events:none}
.spiral-deco path{fill:none;stroke:var(--spiral-gold);stroke-width:1.4;opacity:.55}
.spiral-deco path.dim{stroke:var(--hairline);opacity:.5}
.spiral-deco .core{fill:var(--spiral-gold)}
@keyframes breathe{0%,100%{opacity:.55}50%{opacity:.9}}
.spiral-deco path{animation:breathe 7s ease-in-out infinite}

/* ---------- seção de dor ---------- */
.pain{padding:70px 0;border-top:1px solid var(--hairline)}
.section-head{max-width:60ch;margin-bottom:40px}
.section-head h2{font:400 30px/1.3 var(--serif);margin-top:10px}
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pain-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-l);
  padding:26px 24px;box-shadow:var(--shadow-deep)}
.pain-card p{font-size:15px;line-height:1.7;color:var(--ink)}
.pain-card .tag{font:11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--spiral-coral);margin-bottom:12px;display:block}

/* ---------- seção do motor traduzido ---------- */
.engine{padding:70px 0;border-top:1px solid var(--hairline)}
.engine-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.engine-card{padding:24px;border-radius:var(--r-l);background:linear-gradient(160deg,var(--surface),var(--surface-2));
  border:1px solid var(--hairline)}
.engine-card h3{font:400 19px var(--serif);margin-bottom:10px;color:var(--accent)}
.engine-card p{font-size:14px;line-height:1.65;color:var(--ink-muted)}
.engine-card .method{display:inline-block;margin-top:14px;font:10.5px var(--mono);letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-muted);border:1px solid var(--hairline);border-radius:var(--r-pill);padding:5px 12px}

/* ---------- fluxo ---------- */
.flow-section{padding:56px 0;border-top:1px solid var(--hairline)}
.flow{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:22px}
.flow .fl{font:13px var(--mono);color:var(--ink-muted);padding:10px 16px;border:1px solid var(--hairline);border-radius:var(--r-s)}
.flow .fl.gold{color:var(--accent);border-color:var(--accent)}
.flow .ar{color:var(--ink-muted)}

/* ---------- confiança ---------- */
.trust{display:flex;flex-wrap:wrap;gap:14px 34px;padding:26px 0;border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.trust .item{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink-muted)}
.trust .item .dot{width:6px;height:6px;border-radius:50%;background:var(--spiral-green)}

/* ---------- piloto / CTA final ---------- */
.final-cta{padding:80px 0;text-align:center}
.final-cta h2{font:400 32px/1.3 var(--serif);max-width:24ch;margin:14px auto 18px}
.final-cta p{color:var(--ink-muted);max-width:52ch;margin:0 auto 26px}
.final-cta .cta-row{justify-content:center}

footer.foot{padding:36px 0;border-top:1px solid var(--hairline);text-align:center;color:var(--ink-muted);font:12px var(--mono);letter-spacing:.06em}

@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr}
  .spiral-deco{position:static;transform:none;width:70%;margin:34px auto 0;opacity:.7}
  .pain-grid,.engine-grid{grid-template-columns:1fr}
}

/* ============================================================
   COCKPIT — componentes específicos (tema claro)
   ============================================================ */
.cockpit-hero{display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:center;padding:52px 0 40px;border-bottom:1px solid var(--hairline)}
.gauge{position:relative;width:260px;height:260px}
.gauge svg{width:100%;height:100%;overflow:visible}
.gauge .track{stroke:var(--hairline);fill:none;stroke-width:3}
.gauge .value{stroke:var(--accent);fill:none;stroke-width:5;stroke-linecap:round;
  filter:drop-shadow(0 0 10px rgba(216,173,99,.35));transition:stroke-dasharray .8s ease}
.gauge .center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.gauge .n{font:300 60px/1 var(--mono);letter-spacing:-.02em;color:var(--ink)}
.gauge .of{font:11px var(--mono);color:var(--ink-muted);margin-top:2px}
.gauge .state{font:italic 15px var(--serif);margin-top:8px}
.state-green{color:#2f8f5b}.state-yellow{color:#a1740f}.state-red{color:#c0402a}

.cockpit-hero .headline{font:400 24px/1.4 var(--serif);max-width:30ch;margin-bottom:14px}
.cockpit-hero .sub{color:var(--ink-muted);font-size:14px;max-width:52ch}
.source-pill{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:7px 14px;border-radius:var(--r-pill);
  background:var(--surface-2);font:11px var(--mono);color:var(--ink-muted)}
.source-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--spiral-green)}
.source-pill.bad .dot{background:var(--spiral-coral)}

.indicators{padding:34px 0}
.indicators h2{font:400 21px var(--serif);margin-bottom:18px}
.rows{border-top:1px solid var(--hairline)}
.row{display:grid;grid-template-columns:220px 1fr 140px 14px;gap:18px;align-items:center;
  padding:20px 4px;border-bottom:1px solid var(--hairline)}
.row .name{font-size:13px;font-weight:600}
.row .name small{display:block;font-weight:400;color:var(--ink-muted);font-size:12px;margin-top:3px}
.row .reading{font:300 24px var(--mono);text-align:right;color:var(--ink)}
.dot-status{width:9px;height:9px;border-radius:50%;justify-self:center}
.dot-status.green{background:var(--spiral-green)}
.dot-status.amber{background:var(--spiral-gold-soft)}
.dot-status.coral{background:var(--spiral-coral)}
.dot-status.none{background:var(--hairline)}
/* violeta fica reservado a elementos interativos/informativos (foco, pílula "ao vivo", links) — nunca estado de alerta */

.signal-band{margin:30px 0;padding:20px 22px;border-radius:var(--r-m);border:1px solid var(--hairline);
  background:var(--surface);display:flex;gap:14px;align-items:flex-start}
.signal-band .tick{width:3px;min-height:100%;background:var(--hairline);border-radius:2px}
.signal-band.possible .tick{background:var(--spiral-coral)}
.signal-band p{font-size:14px;line-height:1.7;color:var(--ink)}

.empty,.broken{padding:70px 24px;text-align:center;border-radius:var(--r-l);border:1px solid var(--hairline);background:var(--surface)}
.empty .big,.broken .big{font:400 21px var(--serif);margin-bottom:10px}
.empty p,.broken p{color:var(--ink-muted);max-width:48ch;margin:auto}
.broken{border-color:rgba(255,128,110,.4)}
.broken .big{color:#c0402a}

.trust-strip{display:flex;flex-wrap:wrap;gap:12px 26px;padding:22px 0;color:var(--ink-muted);font-size:12px}
@media(max-width:760px){header.top nav{display:none}header.top .bar{gap:12px;padding-left:16px;padding-right:16px}header.top .bar .btn.primary{padding:10px 14px;font-size:12px;white-space:nowrap;margin-left:auto}}