/* GTI Serviços — layout: faixa escura de abertura com painel de chamados, conteúdo em colunas largas sobre papel azul-acinzentado, rodapé escuro. */
:root {
  --paper: #F3F6FA;
  --surface: #FFFFFF;
  --ink: #0D1A2B;
  --muted: #55667C;
  --line: #D6DEE8;
  --accent: #0066FF;
  --accent-strong: #0050CC;
  --accent-soft: #E2EAFF;
  --on-accent: #FFFFFF;
  --band: #0B1C33;
  --band-2: #10284A;
  --band-ink: #E9EFF8;
  --band-muted: #9DB0C8;
  --band-line: #22395C;
  --warn: #D99A00;
  --warn-soft: #FFF3CC;
  --wait: #7C8DA3;
  --head-bg: #FFFFFF;
  --head-ink: #2B2F36;
  --head-line: #E1E6ED;
  --head-hover: #EEF3FB;
  --f-display: "Archivo", "Arial Narrow", Arial, sans-serif;
  --f-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --r: 10px;
  --maxw: 1160px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0A1422; --surface: #0F1C2F; --ink: #E5ECF5; --muted: #93A5BC; --line: #22334C;
    --accent: #4D94FF; --accent-strong: #80B2FF; --accent-soft: #15284A; --on-accent: #06101F;
    --band: #060F1C; --band-2: #0C1D35; --warn: #F2C230; --warn-soft: #33290A; --wait: #8C9DB3;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0A1422; --surface: #0F1C2F; --ink: #E5ECF5; --muted: #93A5BC; --line: #22334C;
  --accent: #4D94FF; --accent-strong: #80B2FF; --accent-soft: #15284A; --on-accent: #06101F;
  --band: #060F1C; --band-2: #0C1D35; --warn: #F2C230; --warn-soft: #33290A; --wait: #8C9DB3;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-body); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--head-bg); }
img { max-width: 100%; height: auto; }
a { color: var(--accent-strong); }
h1, h2, h3 { font-family: var(--f-display); font-stretch: 112%; line-height: 1.08; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.7rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); font-weight: 750; }
h3 { font-size: 1.18rem; font-weight: 700; font-stretch: 105%; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.wrap {
  max-width: var(--maxw); margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.eyebrow { font-family: var(--f-mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-strong); font-weight: 500; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 62ch; }
.muted { color: var(--muted); }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  font: 600 1rem/1 var(--f-body); text-decoration: none; cursor: pointer;
  padding: .95em 1.35em; border-radius: 8px; border: 2px solid transparent;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost { border-color: currentColor; color: inherit; background: transparent; }
.btn-ghost:hover { background: color-mix(in srgb, currentColor 10%, transparent); }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }

/* Cabeçalho */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: var(--head-bg); color: var(--head-ink); border-bottom: 1px solid var(--head-line); }
.site-header .wrap { display: flex; align-items: center; gap: 24px; min-height: 76px; }
.brand { display: flex; align-items: center; flex: none; }
.brand img { display: block; height: 52px; width: auto; }
.foot-name { color: var(--band-ink); font-family: var(--f-display); font-weight: 700; font-size: 1.1rem; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav a { color: var(--head-ink); text-decoration: none; padding: .55em .8em; border-radius: 6px; font-size: .96rem; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--head-hover); }
.nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--accent); }
.nav .btn { padding: .7em 1em; font-size: .92rem; margin-left: 8px; }
.nav .nav-client { border: 1px solid var(--head-line); }
.nav a.btn-primary { color: #FFFFFF; }
.menu-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--head-line); color: var(--head-ink); border-radius: 8px; padding: .5em .7em; font: 500 .9rem var(--f-body); cursor: pointer; }
@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 2px; background: var(--head-bg); border-bottom: 1px solid var(--head-line);
    padding: 10px max(16px, env(safe-area-inset-right, 0px)) 16px max(16px, env(safe-area-inset-left, 0px)); }
  .nav.open { display: flex; }
  .nav .btn { margin: 6px 0 0; }
  .brand img { height: 44px; }
}

/* Abertura */
.hero { background: var(--band); color: var(--band-ink); padding-block: 64px 72px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: 56px; align-items: center; }
.hero .eyebrow { color: var(--accent); }
.hero h1 { margin-top: 14px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lead { color: var(--band-muted); margin-top: 20px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 34px 0 0; padding: 0; list-style: none; font-family: var(--f-mono); font-size: .85rem; color: var(--band-muted); }
.hero-facts li::before { content: "▸ "; color: var(--accent); }
.hero.compact { padding-block: 52px 56px; }
.hero.compact .wrap { grid-template-columns: minmax(0, 1fr); }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 40px; } .hero { padding-block: 44px 52px; } }

/* Painel de chamados (ilustrativo) */
.console { background: var(--band-2); border: 1px solid var(--band-line); border-radius: 14px; font-family: var(--f-mono); font-size: .84rem; box-shadow: 0 30px 60px -30px rgba(0,0,0,.6); min-width: 0; }
.console-head { display: flex; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--band-line); color: var(--band-muted); font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; }
.console-head .dots { display: flex; gap: 6px; align-items: center; }
.console-head .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--band-line); }
.ticket { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 4px 14px; padding: 14px 18px; border-bottom: 1px solid var(--band-line); align-items: baseline; }
.ticket:last-of-type { border-bottom: 0; }
.ticket .t-time { color: var(--band-muted); font-variant-numeric: tabular-nums; }
.ticket .t-title { color: var(--band-ink); font-family: var(--f-body); font-size: .93rem; }
.ticket .t-meta { grid-column: 2 / 4; color: var(--band-muted); font-size: .76rem; }
.pill { display: inline-block; font-family: var(--f-mono); font-size: .7rem; letter-spacing: .04em; text-transform: uppercase; padding: .28em .6em; border-radius: 999px; white-space: nowrap; }
.pill-ok { background: color-mix(in srgb, var(--accent) 22%, transparent); color: #9FBDFF; }
.pill-warn { background: color-mix(in srgb, var(--warn) 22%, transparent); color: #FFD966; }
.pill-wait { background: color-mix(in srgb, var(--wait) 25%, transparent); color: #C6D2E0; }
.console-foot { display: flex; justify-content: space-between; gap: 12px; padding: 12px 18px; border-top: 1px solid var(--band-line); color: var(--band-muted); font-size: .72rem; }
.console-foot strong { color: var(--band-ink); font-weight: 500; }

/* Seções */
.section { padding-block: 84px; }
.section.alt { background: var(--surface); border-block: 1px solid var(--line); }
.section-head { display: grid; gap: 14px; margin-bottom: 44px; max-width: 760px; }
@media (max-width: 700px) { .section { padding-block: 60px; } }

.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: minmax(0, 1fr); } }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
@media (max-width: 420px) { .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); } }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 26px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.section.alt .card { background: var(--paper); }
.card .tag { font-family: var(--f-mono); font-size: .74rem; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.card p { color: var(--muted); }
.card a.more { font-weight: 600; text-decoration: none; margin-top: 4px; }
.card a.more:hover { text-decoration: underline; }
.card.feature { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }

.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.checks li { padding-left: 30px; position: relative; }
.checks li::before { content: ""; position: absolute; left: 0; top: .32em; width: 18px; height: 18px; border-radius: 50%; background: var(--accent-soft); box-shadow: inset 0 0 0 2px var(--accent); }
.checks li::after { content: ""; position: absolute; left: 6px; top: calc(.32em + 4px); width: 5px; height: 9px; border: solid var(--accent-strong); border-width: 0 2px 2px 0; transform: rotate(45deg); }

/* Passos (sequência real) */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; counter-reset: step; }
.steps li { counter-increment: step; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 26px; display: grid; gap: 8px; align-content: start; }
.section.alt .steps li { background: var(--paper); }
.steps li::before { content: "Etapa " counter(step); font-family: var(--f-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-strong); }
.steps p { color: var(--muted); }

/* Plano */
.plan { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.plan > div { padding: 34px; min-width: 0; }
.plan-side { background: var(--band); color: var(--band-ink); display: grid; gap: 18px; align-content: start; }
.plan-side .eyebrow { color: var(--accent); }
.plan-big { font-family: var(--f-display); font-stretch: 118%; font-weight: 800; font-size: 3.2rem; line-height: 1; }
.plan-big small { font-size: 1rem; font-weight: 600; font-stretch: 100%; color: var(--band-muted); margin-left: 6px; }
.spec { width: 100%; border-collapse: collapse; font-size: .93rem; }
.spec th, .spec td { text-align: left; padding: 10px 0; border-bottom: 1px solid var(--band-line); vertical-align: top; }
.spec th { font-family: var(--f-mono); font-weight: 400; color: var(--band-muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; padding-right: 14px; white-space: nowrap; }
.spec td { font-variant-numeric: tabular-nums; }
@media (max-width: 820px) { .plan { grid-template-columns: minmax(0, 1fr); } .plan > div { padding: 26px; } }

/* Segmentos */
.segments { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; }
.segments li { border: 1px solid var(--line); background: var(--surface); border-radius: 999px; padding: .5em 1.05em; font-weight: 500; }
.segments li.on { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }

/* Números */
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 520px) { .stats { grid-template-columns: minmax(0, 1fr); } }

.stat { border-top: 3px solid var(--accent); padding-top: 14px; display: grid; gap: 4px; }
.stat b { font-family: var(--f-display); font-stretch: 108%; font-size: clamp(1.35rem, 2vw, 1.75rem); font-weight: 800; line-height: 1.05; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: .95rem; }

/* Perguntas */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 0 22px; }
.section.alt .faq details { background: var(--paper); }
.faq summary { cursor: pointer; list-style: none; padding: 18px 28px 18px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 14px; font: 500 1.4rem var(--f-mono); color: var(--accent-strong); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 20px; color: var(--muted); }

/* Chamada final + formulário */
.cta-band { background: var(--band); color: var(--band-ink); }
.cta-band .wrap { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 48px; align-items: start; }
.cta-band .lead { color: var(--band-muted); margin-top: 16px; }
.cta-band .eyebrow { color: var(--accent); }
.contact-lines { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; font-family: var(--f-mono); font-size: .92rem; }
.contact-lines li span { display: block; color: var(--band-muted); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; }
.contact-lines a { color: var(--band-ink); }
@media (max-width: 900px) { .cta-band .wrap { grid-template-columns: minmax(0, 1fr); } }

.form { background: var(--surface); color: var(--ink); border-radius: 14px; padding: 28px; display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
.form .full { grid-column: 1 / -1; }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: .9rem; }
.form input, .form select, .form textarea { font: 400 1rem var(--f-body); color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: .8em .9em; width: 100%; }
.form textarea { min-height: 96px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.form .note { font-size: .82rem; color: var(--muted); }
.form .fallback { font-size: .9rem; }
@media (max-width: 560px) { .form { grid-template-columns: minmax(0, 1fr); padding: 22px; } }

/* Texto corrido (páginas internas) */
.prose { max-width: 68ch; display: grid; gap: 16px; }
.prose p { color: var(--muted); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: minmax(0, 1fr); gap: 32px; } }
.service-block { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 40px; padding-block: 40px; border-top: 1px solid var(--line); }
.service-block:first-of-type { border-top: 0; padding-top: 0; }
.service-block .tag { font-family: var(--f-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-strong); }
.service-block h2 { margin-top: 8px; font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.service-block .body { display: grid; gap: 16px; }
.service-block .body > p { color: var(--muted); }
@media (max-width: 800px) { .service-block { grid-template-columns: minmax(0, 1fr); gap: 16px; } }
.facts { width: 100%; border-collapse: collapse; }
.facts th, .facts td { text-align: left; padding: 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.facts th { width: 38%; font-family: var(--f-mono); font-weight: 400; font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; padding-right: 16px; }

/* Rodapé */
.site-footer { background: var(--band); color: var(--band-muted); font-size: .92rem; padding-block: 56px 36px; border-top: 1px solid var(--band-line); }
.site-footer .cols { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 32px; }
.site-footer h4 { margin: 0 0 12px; font-family: var(--f-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--band-ink); font-weight: 500; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { color: var(--band-muted); text-decoration: none; }
.site-footer a:hover { color: var(--band-ink); text-decoration: underline; }
.site-footer .legal { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--band-line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font-size: .8rem; font-family: var(--f-mono); }
@media (max-width: 860px) { .site-footer .cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .site-footer .cols { grid-template-columns: minmax(0, 1fr); } }

/* Botão flutuante de WhatsApp */
.wa-float {
  position: fixed; z-index: 40;
  right: calc(18px + env(safe-area-inset-right, 0px)); bottom: calc(18px + env(safe-area-inset-bottom, 0px));
  display: inline-flex; align-items: center; gap: .5em; background: var(--accent); color: var(--on-accent);
  text-decoration: none; font-weight: 600; padding: .85em 1.1em; border-radius: 999px; box-shadow: 0 12px 30px -10px rgba(13, 40, 90, .55);
}
.wa-float svg { width: 1.3em; height: 1.3em; }
.wa-float:hover { background: var(--accent-strong); }
@media (max-width: 520px) { .wa-float span { display: none; } .wa-float { padding: .95em; } }

@media (prefers-reduced-motion: no-preference) {
  .hero .console { animation: rise .7s ease-out both .1s; }
  .console .ticket { animation: fade .5s ease-out both; }
  .console .ticket:nth-of-type(2) { animation-delay: .25s; }
  .console .ticket:nth-of-type(3) { animation-delay: .4s; }
  .console .ticket:nth-of-type(4) { animation-delay: .55s; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn:hover { transform: none; } }
@keyframes rise { from { transform: translateY(14px); } to { transform: none; } }
@keyframes fade { from { opacity: .35; } to { opacity: 1; } }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .grid-4 { grid-template-columns: minmax(0, 1fr); } }
.card { display: flex; flex-direction: column; }
.card a.more { margin-top: auto; padding-top: 6px; }