/* Kirano — folha de estilo da marca. Azul-ardósia técnico, papel frio, símbolo do prumo.
   Mesma arquitetura do site da Garoa (chrome + landing + artigo + contato); tokens trocados
   pela identidade da Kirano (ver Grajau/wwwroot/css/login-kirano.css e o plano §4.3). */
:root{
  --bg:#F1F3F5;          /* papel frio */
  --surface:#FFFFFF;
  --surface-2:#E7EBEE;
  --ink:#1B2733;         /* ardósia escura */
  --ink-2:#44545F;
  --muted:#6C7A87;
  --line:#D5DBE0;
  --accent:#2C4A63;      /* ardósia base */
  --accent-soft:#DEE7EE;
  --link:#35648C;
  --good:#2E7A57;
  --radius:8px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#11161B;
    --surface:#1A2129;
    --surface-2:#212A32;
    --ink:#E0E6EB;
    --ink-2:#A9B7C1;
    --muted:#7B8994;
    --line:#2B353D;
    --accent:#7FA8C9;
    --accent-soft:#1E3245;
    --link:#82AECB;
    --good:#5BBE92;
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Source Serif 4",Georgia,"Times New Roman",serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.sans{font-family:Archivo,"Helvetica Neue",Arial,sans-serif}
.mono{font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace}
a{color:var(--link);text-decoration-color:color-mix(in srgb,var(--link) 40%,transparent)}
a:hover{text-decoration-color:var(--link)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}

/* ---------- chrome compartilhado ---------- */
.nav{display:flex;align-items:center;justify-content:space-between;max-width:1080px;margin:0 auto;padding:20px 24px}
.wordmark{font-family:Archivo,Arial,sans-serif;font-weight:700;font-size:22px;letter-spacing:.01em;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:9px}
/* Marca: o peso do prumo (losango alongado) — mesmo símbolo do favicon e do login. */
.wordmark .plumb{width:10px;height:13px;background:var(--accent);display:inline-block;clip-path:polygon(50% 0,100% 32%,50% 100%,0 32%)}
.nav .links{display:flex;gap:22px;font-family:Archivo,Arial,sans-serif;font-size:15px}
.nav .links a{text-decoration:none;color:var(--ink-2)}
.nav .links a:hover{color:var(--ink)}
footer{border-top:1px solid var(--line);margin-top:80px}
.foot-in{max-width:1080px;margin:0 auto;padding:28px 24px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;color:var(--muted);font-size:13.5px;font-family:Archivo,Arial,sans-serif}
.foot-in a{color:var(--muted)}

/* ---------- landing ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
/* Fundo do herói: malha milimetrada + prumo de luz — a linguagem da marca, sutil. */
.hero .grade{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(55% 85% at 82% 8%, color-mix(in srgb,var(--accent) 12%,transparent), transparent 62%),
    linear-gradient(color-mix(in srgb,var(--ink) 4%,transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb,var(--ink) 4%,transparent) 1px, transparent 1px);
  background-size:auto,28px 28px,28px 28px;
}
.hero-in{position:relative;max-width:1080px;margin:0 auto;padding:72px 24px 64px}
.eyebrow{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:18px;max-width:72ch}
.hero h1{font-size:clamp(36px,6vw,58px);font-weight:700;letter-spacing:-.02em;line-height:1.04;margin:0 0 18px;max-width:16ch;text-wrap:balance}
.hero p.sub{font-size:19px;color:var(--ink-2);max-width:56ch;margin:0 0 30px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;font-family:Archivo,Arial,sans-serif;font-weight:600;font-size:15.5px;padding:12px 22px;border-radius:var(--radius);text-decoration:none;border:1px solid transparent}
.btn.primary{background:var(--ink);color:var(--bg)}
.btn.primary:hover{background:var(--accent);color:#fff}
.btn.ghost{border-color:var(--line);color:var(--ink);background:var(--surface)}
.btn.ghost:hover{border-color:var(--ink-2)}

.section{max-width:1080px;margin:0 auto;padding:64px 24px 0}
.section > h2{font-size:28px;font-weight:700;letter-spacing:-.015em;margin:0 0 8px;text-wrap:balance}
.section > p.lead{color:var(--ink-2);max-width:64ch;margin:0 0 28px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;display:flex;flex-direction:column;gap:10px;text-decoration:none;color:var(--ink);transition:border-color .15s}
a.card:hover{border-color:var(--accent)}
.card .kind{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.card h3{font-size:18.5px;font-weight:650;margin:0;line-height:1.3}
.card p{font-size:15px;color:var(--ink-2);margin:0;flex:1}
.card .meta{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11.5px;color:var(--muted)}
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.pillar{border-left:3px solid var(--accent);padding:4px 0 4px 18px}
.pillar h3{font-size:17px;margin:0 0 6px}
.pillar p{font-size:15px;color:var(--ink-2);margin:0}

/* ---------- páginas de artigo ---------- */
.article-wrap{max-width:820px;margin:0 auto;padding:40px 24px 0}
.crumbs{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:12.5px;color:var(--muted);margin-bottom:26px}
.crumbs a{color:var(--muted)}
article h1{font-size:clamp(30px,4.6vw,42px);font-weight:700;letter-spacing:-.018em;line-height:1.1;margin:0 0 14px;text-wrap:balance}
.updated{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:12.5px;color:var(--muted);margin-bottom:30px}
.updated .fresh{color:var(--good)}
article h2{font-size:26px;font-weight:700;letter-spacing:-.012em;margin:52px 0 14px;padding-top:18px;border-top:1px solid var(--line);text-wrap:balance}
article h3{font-size:19.5px;font-weight:650;margin:32px 0 10px}
article p{margin:0 0 16px;max-width:70ch}
article ul,article ol{margin:0 0 18px;padding-left:24px;max-width:68ch}
article li{margin-bottom:8px}
article li::marker{color:var(--accent)}
article strong{font-weight:650}
article code{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.85em;background:var(--surface-2);padding:1px 6px;border-radius:4px}
article blockquote{
  margin:26px 0;padding:18px 22px;background:var(--surface);
  border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:0 var(--radius) var(--radius) 0;
}
article blockquote p{margin-bottom:8px;font-size:15.5px}
article blockquote p:last-child{margin-bottom:0}
article hr{border:none;border-top:1px solid var(--line);margin:40px 0}
.tbl{overflow-x:auto;margin:20px 0;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
article table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:560px}
article th{
  font-family:Archivo,Arial,sans-serif;font-weight:650;font-size:12.5px;letter-spacing:.04em;text-transform:uppercase;
  text-align:left;color:var(--ink-2);padding:12px 14px 8px;border-bottom:1px solid var(--line);vertical-align:bottom;
}
article td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:top;font-variant-numeric:tabular-nums}
article tr:last-child td{border-bottom:none}
.cta-box{
  margin:56px 0 0;padding:26px 28px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);border-top:3px solid var(--accent);
}
.cta-box h2{border:none;margin:0 0 8px;padding:0;font-size:21px}
.cta-box p{font-size:15.5px;color:var(--ink-2)}
.byline{margin-top:44px;padding-top:16px;border-top:1px solid var(--line);font-size:14px;color:var(--muted);font-style:italic}

/* ---------- página de contato ---------- */
.sub-lead{font-size:19px;color:var(--ink-2);max-width:56ch;margin:0 0 30px}
.contact-card{
  margin:0 0 8px;padding:24px 26px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);border-top:3px solid var(--accent);
}
.contact-card .kind{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);display:block;margin-bottom:8px}
.contact-mail{display:inline-block;font-size:clamp(20px,3.4vw,27px);font-weight:500;letter-spacing:-.01em;color:var(--ink);text-decoration:none;word-break:break-all}
.contact-mail:hover{color:var(--accent)}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
button.btn{font-family:Archivo,Arial,sans-serif;cursor:pointer;line-height:inherit}
.contact-hint{margin:16px 0 0;font-family:Archivo,Arial,sans-serif;font-size:13.5px;color:var(--muted);max-width:60ch}

/* ---------- calculadoras interativas (ferramentas futuras) ---------- */
.calc{margin:34px 0;padding:24px 26px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);border-top:3px solid var(--accent)}
.calc h3{margin:0 0 4px;font-size:19px}
.calc .calc-note{font-family:Archivo,Arial,sans-serif;font-size:13.5px;color:var(--muted);margin:0 0 18px}
.calc .fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:14px;margin-bottom:6px}
.calc label{display:flex;flex-direction:column;gap:6px;font-family:Archivo,Arial,sans-serif;font-size:13px;font-weight:600;color:var(--ink-2)}
.calc input,.calc select{font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace;font-size:15px;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:9px 10px;width:100%}
.calc input:focus,.calc select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.calc .results{margin-top:18px;border-top:1px solid var(--line);padding-top:6px}
.calc .row{display:flex;justify-content:space-between;gap:18px;padding:7px 0;border-bottom:1px dashed var(--line);font-size:15px}
.calc .row .lbl{color:var(--ink-2)}
.calc .row .val{font-family:"IBM Plex Mono",ui-monospace,Consolas,monospace;font-variant-numeric:tabular-nums;white-space:nowrap}
.calc .row.neg .val{color:var(--muted)}
.calc .row.strong{font-weight:650}
.calc .row.total{border-bottom:none;border-top:2px solid var(--ink);margin-top:4px;padding-top:11px;font-weight:650}
.calc .row.total .val{color:var(--accent);font-size:17px}
.calc .disclaimer{margin-top:14px;font-size:12.5px;color:var(--muted);font-family:Archivo,Arial,sans-serif}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}