:root {
  --bg: #050b14;
  --card: #0d1b2e;
  --blue: #0a84ff;
  --blue-2: #38bdf8;
  --accent: var(--blue);
  --accent-2: var(--blue-2);
  --accent-soft: rgba(10,132,255,.12);
  --accent-line: rgba(56,189,248,.28);
  --text: #f5f7fb;
  --muted: #b7c3d7;
  --line: rgba(255,255,255,.12);
  --white: #ffffff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top left, #0b3769 0, var(--bg) 38%, #02050a 100%);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
.container { width: min(1120px, 92%); margin: 0 auto; }

header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(5, 11, 20, .88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; gap: 20px; flex-wrap: wrap; }
.nav img { height: 56px; width: auto; background: #fff; border-radius: 10px; padding: 5px 10px; object-fit: contain; }

/* Navegação principal das frentes */
.mainnav { display: flex; gap: 6px; flex-wrap: wrap; background: rgba(255,255,255,.05); border: 1px solid var(--line); border-radius: 999px; padding: 5px; }
.mainnav a { font-size: 13px; font-weight: 700; padding: 8px 14px; border-radius: 999px; color: var(--muted); white-space: nowrap; }
.mainnav a:hover { color: var(--white); }
.mainnav a.active { background: var(--accent); color: #fff; }

.hero { padding: 74px 0 54px; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 44px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--accent-2); background: var(--accent-soft); border: 1px solid var(--accent-line); border-radius: 999px; padding: 8px 14px; font-size: 13px; font-weight: 700; letter-spacing: .5px; margin-bottom: 20px; }
.mei-pill { display: inline-flex; align-items: center; gap: 8px; background: rgba(56,189,248,.14); color: var(--accent-2); border: 1px solid var(--accent-line); font-weight: 800; font-size: 12px; letter-spacing: 1px; padding: 5px 11px; border-radius: 8px; }
h1 { font-size: clamp(34px, 6vw, 60px); line-height: 1.06; letter-spacing: -1.5px; margin-bottom: 20px; }
h1 span { color: var(--accent-2); }
.hero p { color: var(--muted); font-size: 18px; max-width: 760px; margin-bottom: 28px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; }
.btn { display: inline-block; padding: 13px 18px; border-radius: 12px; font-weight: 700; border: 1px solid transparent; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-secondary { border-color: var(--line); color: var(--text); background: rgba(255,255,255,.04); }
.btn-secondary:hover { background: rgba(255,255,255,.08); }

.profile-card { background: linear-gradient(145deg, rgba(13,27,46,.95), rgba(4,12,24,.95)); border: 1px solid var(--line); border-radius: 26px; padding: 24px; box-shadow: 0 24px 80px rgba(0,0,0,.35); text-align: center; }
.profile-logo { width: 78%; margin: 6px auto 18px; background: #fff; border-radius: 18px; padding: 18px; }
.profile-card h2 { font-size: 22px; margin-bottom: 6px; }
.profile-card p { font-size: 14px; margin-bottom: 0; color: var(--muted); }

section { padding: 64px 0; }
.section-title { max-width: 820px; margin-bottom: 30px; }
.section-title .kicker { color: var(--accent-2); font-weight: 800; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; display: block; margin-bottom: 8px; }
.section-title h2 { font-size: clamp(27px, 4vw, 40px); margin-bottom: 12px; letter-spacing: -.8px; }
.section-title p { color: var(--muted); }

.grid-2, .grid-3, .grid-4 { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card { background: rgba(13, 27, 46, .78); border: 1px solid var(--line); border-radius: 20px; padding: 24px; }
.card h3 { font-size: 20px; margin-bottom: 6px; color: var(--white); }
.card .cnae { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .5px; color: var(--accent-2); background: var(--accent-soft); border: 1px solid var(--accent-line); border-radius: 6px; padding: 3px 8px; margin-bottom: 12px; }
.card p, .card li { color: var(--muted); font-size: 15px; }
.card ul { padding-left: 18px; }
.card li { margin-bottom: 7px; }
.icon { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-2); font-size: 22px; margin-bottom: 14px; }

.band { background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Faixa de confianca (institucional) */
.company-note { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; background: rgba(13,27,46,.78); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 18px; padding: 22px 26px; }
.company-note .mark { font-size: 30px; }
.company-note p { color: var(--muted); font-size: 15px; }
.company-note strong { color: var(--white); }

/* Escolha de frente (hub) */
.choose-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.choose-card { display: flex; flex-direction: column; background: rgba(13,27,46,.78); border: 1px solid var(--line); border-radius: 22px; padding: 30px; transition: border-color .25s, transform .25s; }
.choose-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.choose-card .icon { width: 54px; height: 54px; font-size: 27px; }
.choose-card h3 { font-size: 24px; color: var(--white); margin-bottom: 10px; }
.choose-card p { color: var(--muted); font-size: 15px; margin-bottom: 16px; }
.choose-card ul { color: var(--muted); font-size: 14px; padding-left: 18px; margin-bottom: 22px; }
.choose-card ul li { margin-bottom: 6px; }
.choose-card .btn { margin-top: auto; align-self: flex-start; }

/* Chamada cruzada para o portfolio */
.crosslink { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; background: linear-gradient(135deg, rgba(232,182,76,.14), rgba(244,205,110,.05)); border: 1px solid rgba(232,182,76,.3); border-radius: 24px; padding: 30px 34px; }
.crosslink h3 { font-size: clamp(20px, 3vw, 26px); color: var(--white); margin-bottom: 6px; }
.crosslink p { color: var(--muted); font-size: 15px; }
.btn-gold { background: #e8b64c; color: #17120a; }

/* Chamada cruzada entre frentes */
.crosslink-blue { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; background: linear-gradient(135deg, rgba(10,132,255,.18), rgba(56,189,248,.06)); border: 1px solid rgba(56,189,248,.28); border-radius: 24px; padding: 30px 34px; }
.crosslink-blue h3 { font-size: clamp(20px, 3vw, 26px); color: var(--white); margin-bottom: 6px; }
.crosslink-blue p { color: var(--muted); font-size: 15px; }

/* Vitrine do MiTech Control */
.video-frame { position: relative; background: rgba(13, 27, 46, .78); border: 1px solid var(--accent-line); border-radius: 24px; padding: 14px; box-shadow: 0 24px 80px rgba(0,0,0,.4); }
.video-frame video { width: 100%; display: block; border-radius: 14px; background: #000; }
.video-caption { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.video-caption span { font-size: 13px; font-weight: 700; color: var(--accent-2); background: var(--accent-soft); border: 1px solid var(--accent-line); border-radius: 999px; padding: 6px 14px; }
.video-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }

/* Case CFTV / Sites */
.case-card { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; }
.case-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.case-gallery img { width: 100%; height: 150px; object-fit: cover; border-radius: 14px; border: 1px solid var(--line); display: block; }
.case-gallery img.wide { grid-column: 1 / -1; height: 230px; }

/* Dicas da Mila */
.mila-card { display: grid; grid-template-columns: auto 1fr; gap: 26px; align-items: center; }
.mila-card img { width: 140px; height: 175px; object-fit: cover; border-radius: 16px; border: 1px solid var(--accent-line); }

.contact-box { background: linear-gradient(135deg, rgba(10,132,255,.18), rgba(56,189,248,.06)); border: 1px solid rgba(56,189,248,.25); border-radius: 24px; padding: 32px; display: grid; gap: 24px; }
.contact-groups { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.contact-list { display: grid; gap: 10px; margin-top: 12px; }
.contact-list a { color: var(--muted); }
.contact-list a:hover { color: var(--white); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 14px; }

footer { padding: 28px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; text-align: center; }
footer strong { color: var(--white); }

@media (max-width: 860px) {
  .hero-grid, .contact-groups, .grid-2, .grid-3, .grid-4, .crosslink, .crosslink-blue, .company-note, .choose-grid, .case-card { grid-template-columns: 1fr; }
  .crosslink, .crosslink-blue { text-align: left; }
  .mila-card { grid-template-columns: 1fr; text-align: center; }
  .mila-card img { margin: 0 auto; }
  .hero { padding-top: 48px; }
  .nav { justify-content: center; }
}