/* ============================================
   GRUPO REDE - Site Institucional
   Paleta corporativa: preto, branco, azul-escuro
   ============================================ */

:root {
  --color-bg: #ffffff;
  --color-surface: #f7f8fa;
  --color-surface-2: #eef1f5;
  --color-text: #0f172a;
  --color-muted: #5b6577;
  --color-border: #e3e7ee;
  --color-primary: #0a2540;     /* azul corporativo escuro */
  --color-primary-2: #14365e;
  --color-accent: #c9a24b;      /* dourado discreto para destaques */
  --color-dark: #0b0f16;
  --color-success: #1f8a5b;
  --color-danger: #c0392b;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 1px 1px rgba(15,23,42,.04);
  --shadow-md: 0 6px 24px rgba(15,23,42,.08);
  --shadow-lg: 0 20px 60px rgba(15,23,42,.18);
  --radius: 4px;
  --radius-lg: 8px;
  --max: 1200px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--color-accent); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ===== Typography ===== */
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; letter-spacing: -.02em; color: var(--color-text); line-height: 1.2; }
h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
.eyebrow {
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 14px;
}
.lead { font-size: 1.15rem; color: var(--color-muted); max-width: 720px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px;
  font-weight: 600; font-size: .95rem; letter-spacing: .01em;
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all .25s ease;
  font-family: var(--font-sans);
}
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-2); border-color: var(--color-primary-2); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-light { background: #fff; color: var(--color-primary); border-color: #fff; }
.btn-light:hover { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn-ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-danger { background: var(--color-danger); color: #fff; border-color: var(--color-danger); }
.btn-sm { padding: 8px 16px; font-size: .85rem; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.95);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 38px; width: auto; }
.brand-text { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700; color: var(--color-dark); letter-spacing: -.01em; }
.brand-text span { color: var(--color-accent); }

.main-nav ul { display: flex; gap: 32px; list-style: none; align-items: center; }
.main-nav a {
  color: var(--color-text);
  font-weight: 500; font-size: .95rem;
  position: relative; padding: 6px 0;
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--color-accent);
  transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.main-nav a.active { color: var(--color-primary); }

.header-cta { display: flex; gap: 12px; align-items: center; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--color-text); margin: 5px 0; transition: .3s; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .main-nav, .header-cta { display: none; }
  .main-nav.open, .header-cta.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 24px; border-bottom: 1px solid var(--color-border); }
  .main-nav.open ul { flex-direction: column; gap: 18px; align-items: flex-start; }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 110px 0 130px;
  background: linear-gradient(135deg, #0a2540 0%, #14365e 60%, #1d4a7d 100%);
  color: #fff; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(201,162,75,.18), transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(255,255,255,.05), transparent 60%);
  pointer-events: none;
}
.hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center;
}
.hero h1 { color: #fff; margin-bottom: 24px; }
.hero h1 strong { color: var(--color-accent); font-weight: 600; }
.hero .lead { color: rgba(255,255,255,.85); margin-bottom: 36px; font-size: 1.2rem; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden; aspect-ratio: 4/3;
  box-shadow: var(--shadow-lg);
  background: rgba(255,255,255,.05);
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }
.hero-image-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
  color: rgba(255,255,255,.4); font-family: var(--font-serif); font-size: 1.1rem;
}
.hero-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-top: 60px; padding-top: 40px; border-top: 1px solid rgba(255,255,255,.15);
  position: relative; z-index: 1;
}
.hero-stat .num { font-family: var(--font-serif); font-size: 2.5rem; color: var(--color-accent); display: block; }
.hero-stat .label { color: rgba(255,255,255,.75); font-size: .9rem; text-transform: uppercase; letter-spacing: .12em; }

@media (max-width: 900px) {
  .hero { padding: 70px 0 80px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-stats { grid-template-columns: 1fr; gap: 20px; text-align: center; }
}

/* ===== Sections ===== */
section { padding: 90px 0; }
section.alt { background: var(--color-surface); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-head .lead { margin: 16px auto 0; }

/* ===== Services grid ===== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  transition: all .3s ease;
  position: relative;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.service-card .icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2));
  color: #fff; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700;
  margin-bottom: 20px;
}
.service-card h3 { margin-bottom: 12px; font-size: 1.2rem; }
.service-card p { color: var(--color-muted); font-size: .95rem; }

/* ===== About / Two-column blocks ===== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.two-col img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; gap: 40px; } }

.values-list { display: grid; gap: 18px; margin-top: 32px; }
.values-list li { display: flex; gap: 16px; align-items: flex-start; list-style: none; }
.values-list li::before {
  content: ''; flex: 0 0 8px; width: 8px; height: 8px;
  background: var(--color-accent); border-radius: 50%;
  margin-top: 10px;
}
.values-list strong { display: block; margin-bottom: 4px; }
.values-list span { color: var(--color-muted); font-size: .95rem; }

/* ===== News ===== */
.news-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.news-card {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all .3s ease;
  display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-card .img {
  aspect-ratio: 16/9; background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2));
  position: relative; overflow: hidden;
}
.news-card .img img { width: 100%; height: 100%; object-fit: cover; }
.news-card .img .badge {
  position: absolute; top: 16px; left: 16px;
  background: rgba(255,255,255,.95); color: var(--color-primary);
  padding: 4px 12px; font-size: .75rem; font-weight: 600;
  border-radius: 2px; text-transform: uppercase; letter-spacing: .08em;
}
.news-card .content { padding: 26px 28px 30px; display: flex; flex-direction: column; flex: 1; }
.news-card .date { font-size: .82rem; color: var(--color-muted); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
.news-card h3 { font-size: 1.25rem; margin-bottom: 12px; }
.news-card h3 a { color: var(--color-text); }
.news-card h3 a:hover { color: var(--color-primary); }
.news-card p { color: var(--color-muted); font-size: .95rem; margin-bottom: 18px; flex: 1; }
.news-card .read-more { font-weight: 600; font-size: .9rem; color: var(--color-primary); }
.news-card .read-more::after { content: ' →'; transition: transform .2s; display: inline-block; }
.news-card .read-more:hover::after { transform: translateX(4px); }

/* ===== News article ===== */
.article {
  max-width: 760px; margin: 0 auto;
  font-size: 1.05rem; line-height: 1.8;
}
.article h1 { margin-bottom: 24px; }
.article .meta { color: var(--color-muted); margin-bottom: 40px; font-size: .9rem; }
.article .cover { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius-lg); margin-bottom: 40px; }
.article h2, .article h3 { margin: 32px 0 16px; }
.article p { margin-bottom: 18px; color: #2a3548; }
.article ul, .article ol { margin: 18px 0 18px 24px; }
.article li { margin-bottom: 8px; }
.article a { text-decoration: underline; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info { background: var(--color-primary); color: #fff; padding: 50px 44px; border-radius: var(--radius-lg); }
.contact-info h2 { color: #fff; margin-bottom: 16px; }
.contact-info p { color: rgba(255,255,255,.85); margin-bottom: 36px; }
.contact-info .info-item { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 24px; }
.contact-info .info-item .ic {
  width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center; flex: 0 0 40px;
  color: var(--color-accent); font-size: 1.1rem;
}
.contact-info .info-item strong { display: block; margin-bottom: 4px; color: #fff; }
.contact-info .info-item span, .contact-info .info-item a { color: rgba(255,255,255,.85); font-size: .95rem; }
.contact-info .info-item a:hover { color: var(--color-accent); }
.contact-info .socials { display: flex; gap: 12px; margin-top: 36px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.15); }
.contact-info .socials a {
  width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center; color: #fff;
  transition: all .25s;
}
.contact-info .socials a:hover { background: var(--color-accent); color: #fff; }

/* ===== Forms ===== */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 500; font-size: .9rem; margin-bottom: 6px; color: var(--color-text); }
.form-control {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--color-border); border-radius: var(--radius);
  font: inherit; color: var(--color-text);
  background: #fff; transition: border-color .2s, box-shadow .2s;
}
.form-control:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(10,37,64,.08);
}
textarea.form-control { resize: vertical; min-height: 140px; font-family: inherit; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 20px; font-size: .92rem; }
.alert-success { background: #e8f6ee; color: #1f8a5b; border: 1px solid #b8e2c8; }
.alert-error { background: #fdecea; color: var(--color-danger); border: 1px solid #f5c6c2; }
.alert-info { background: #e8eef7; color: var(--color-primary); border: 1px solid #c5d4e8; }

/* ===== CTA banner ===== */
.cta-banner {
  background: linear-gradient(135deg, #0a2540, #14365e);
  color: #fff; padding: 80px 0; text-align: center;
}
.cta-banner h2 { color: #fff; margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,.85); max-width: 600px; margin: 0 auto 32px; }

/* ===== Footer ===== */
.site-footer { background: var(--color-dark); color: rgba(255,255,255,.75); padding: 70px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 50px; padding-bottom: 50px; }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: #fff; font-family: var(--font-sans); font-size: .85rem; text-transform: uppercase; letter-spacing: .14em; margin-bottom: 20px; font-weight: 600; }
.footer-brand { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: #fff; margin-bottom: 14px; }
.footer-brand span { color: var(--color-accent); }
.footer-grid p { font-size: .92rem; line-height: 1.7; color: rgba(255,255,255,.65); }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a { color: rgba(255,255,255,.65); font-size: .92rem; }
.footer-grid a:hover { color: var(--color-accent); }
.footer-socials { display: flex; gap: 10px; margin-top: 16px; }
.footer-socials a {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff;
}
.footer-socials a:hover { background: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 24px 0; text-align: center;
  font-size: .85rem; color: rgba(255,255,255,.5);
}
.footer-bottom a { color: rgba(255,255,255,.7); }

/* ===== WhatsApp float ===== */
.whatsapp-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,.4);
  transition: transform .25s;
}
.whatsapp-float:hover { transform: scale(1.08); color: #fff; }
.whatsapp-float svg { width: 28px; height: 28px; }

/* ===== Page hero (subpages) ===== */
.page-hero {
  background: linear-gradient(135deg, #0a2540, #14365e);
  color: #fff; padding: 90px 0 70px; text-align: center;
}
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,.8); max-width: 640px; margin: 0 auto; }
.breadcrumb { font-size: .85rem; color: rgba(255,255,255,.6); margin-bottom: 20px; text-transform: uppercase; letter-spacing: .12em; }
.breadcrumb a { color: rgba(255,255,255,.85); }

/* ===== Admin layout ===== */
.admin-body { background: var(--color-surface); min-height: 100vh; }
.admin-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.admin-sidebar { background: var(--color-dark); color: #fff; padding: 28px 0; }
.admin-brand { padding: 0 24px 24px; border-bottom: 1px solid rgba(255,255,255,.08); margin-bottom: 24px; }
.admin-brand a { color: #fff; font-family: var(--font-serif); font-size: 1.3rem; font-weight: 700; }
.admin-brand a span { color: var(--color-accent); }
.admin-brand .sub { font-size: .75rem; color: rgba(255,255,255,.5); text-transform: uppercase; letter-spacing: .14em; margin-top: 4px; }
.admin-nav { list-style: none; padding: 0 12px; }
.admin-nav li { margin-bottom: 2px; }
.admin-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 16px; border-radius: 4px;
  color: rgba(255,255,255,.7); font-size: .93rem; font-weight: 500;
}
.admin-nav a:hover, .admin-nav a.active { background: rgba(255,255,255,.08); color: #fff; }
.admin-nav a .badge {
  margin-left: auto; background: var(--color-accent); color: #fff;
  font-size: .7rem; padding: 2px 8px; border-radius: 10px;
}
.admin-main { padding: 30px 40px 60px; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 32px; }
.admin-topbar h1 { font-family: var(--font-serif); font-size: 1.7rem; }
.admin-user { display: flex; align-items: center; gap: 14px; font-size: .9rem; color: var(--color-muted); }

@media (max-width: 800px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { padding: 18px 16px; }
  .admin-nav { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; }
  .admin-nav li { margin: 0; }
  .admin-main { padding: 24px 18px; }
}

/* Admin cards */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }
.kpi-card { background: #fff; padding: 24px 26px; border-radius: var(--radius-lg); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.kpi-card .label { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--color-muted); margin-bottom: 8px; }
.kpi-card .value { font-family: var(--font-serif); font-size: 2rem; color: var(--color-primary); }

.panel { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); overflow: hidden; }
.panel-head { padding: 20px 28px; border-bottom: 1px solid var(--color-border); display: flex; justify-content: space-between; align-items: center; }
.panel-head h2 { font-size: 1.1rem; font-family: var(--font-sans); font-weight: 600; }
.panel-body { padding: 24px 28px; }

table.data { width: 100%; border-collapse: collapse; }
table.data th, table.data td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--color-border); font-size: .92rem; }
table.data th { font-weight: 600; color: var(--color-muted); text-transform: uppercase; font-size: .76rem; letter-spacing: .1em; background: var(--color-surface); }
table.data tr:last-child td { border-bottom: 0; }
table.data tr:hover td { background: var(--color-surface); }
.status { display: inline-block; padding: 3px 10px; font-size: .78rem; border-radius: 10px; font-weight: 600; }
.status-on { background: #e8f6ee; color: var(--color-success); }
.status-off { background: #f1f3f6; color: var(--color-muted); }
.status-new { background: #fff4d6; color: #8b6914; }

/* Login page */
.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #0a2540, #14365e); padding: 24px; }
.login-card { background: #fff; padding: 48px 44px; border-radius: var(--radius-lg); width: 100%; max-width: 420px; box-shadow: var(--shadow-lg); }
.login-card .brand-text { display: block; text-align: center; margin-bottom: 8px; }
.login-card .sub { text-align: center; color: var(--color-muted); margin-bottom: 32px; font-size: .92rem; }

/* Pagination */
.pager { display: flex; gap: 8px; justify-content: center; margin-top: 40px; }
.pager a, .pager span { padding: 8px 14px; border: 1px solid var(--color-border); border-radius: var(--radius); color: var(--color-text); font-size: .9rem; }
.pager a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pager .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Utility */
.text-center { text-align: center; }
.mt-2 { margin-top: 16px; }
.mt-4 { margin-top: 32px; }
.mb-2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 32px; }
.gap-2 { gap: 16px; } .gap-3 { gap: 24px; }
.flex { display: flex; align-items: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }