/* ============================================================
   Site 4 Bio — Estilo principal (CSS puro)
   Paleta: branco, preto, cinza, azul escuro. Cantos discretos.
   ============================================================ */

:root {
  --white: #ffffff;
  --black: #14171c;
  --ink: #1d2330;
  --navy: #16243f;
  --navy-2: #1e3357;
  --navy-soft: #25406b;
  --gray-50: #f6f7f9;
  --gray-100: #eceef1;
  --gray-200: #dde0e6;
  --gray-300: #c3c8d1;
  --gray-400: #9aa1ad;
  --gray-500: #6b7280;
  --gray-600: #4b5160;
  --line: #e2e5ea;
  --radius: 4px;
  --radius-lg: 6px;
  --shadow: 0 1px 3px rgba(20, 23, 28, .08), 0 1px 2px rgba(20, 23, 28, .06);
  --shadow-lg: 0 8px 30px rgba(20, 23, 28, .12);
  --maxw: 1140px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --navy-glow: rgba(37, 64, 107, .10);
  --accent: #2f5fa8;
}

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

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

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--gray-50);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

[dir="rtl"] body { text-align: right; }

a { color: var(--navy-2); text-decoration: none; }
a:hover { color: var(--navy-soft); text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: relative;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--navy);
}
.brand:hover { text-decoration: none; color: var(--navy); }
.brand img { height: 34px; width: auto; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a {
  color: var(--gray-600);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: .95rem;
  font-weight: 500;
}
.main-nav a:hover {
  background: var(--gray-100);
  color: var(--navy);
  text-decoration: none;
}

.header-tools { display: flex; align-items: center; gap: 8px; }

.lang-select {
  font-family: var(--font);
  font-size: .9rem;
  padding: 7px 10px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
}

.btn {
  display: inline-block;
  font-family: var(--font);
  font-size: .92rem;
  font-weight: 600;
  padding: 9px 16px;
  border: 1px solid var(--navy);
  border-radius: var(--radius);
  background: var(--navy);
  color: var(--white);
  cursor: pointer;
  text-align: center;
  transition: background .15s, color .15s;
}
.btn:hover { background: var(--navy-2); color: var(--white); text-decoration: none; }
.btn-ghost {
  background: var(--white);
  color: var(--navy);
}
.btn-ghost:hover { background: var(--gray-100); color: var(--navy); }
.btn-sm { padding: 6px 12px; font-size: .85rem; }

/* Hamburger */
.menu-toggle {
  display: none;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-weight: 600;
  font-size: .9rem;
  color: var(--navy);
  cursor: pointer;
}

/* ---------- Mobile sidebar ---------- */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 23, 28, .5);
  z-index: 90;
}
.mobile-overlay.open { display: block; }

.mobile-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 280px;
  max-width: 84vw;
  background: var(--white);
  z-index: 100;
  transform: translateX(-100%);
  transition: transform .25s ease;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
}
[dir="rtl"] .mobile-sidebar { left: auto; right: 0; transform: translateX(100%); }
.mobile-sidebar.open { transform: translateX(0); }

.mobile-sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}
.mobile-sidebar-head .brand { font-size: 1.05rem; }
.sidebar-close {
  background: none;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 5px 10px;
  font-size: .85rem;
  cursor: pointer;
  color: var(--gray-600);
}
.mobile-sidebar nav {
  display: flex;
  flex-direction: column;
  padding: 10px;
  overflow-y: auto;
}
.mobile-sidebar nav a {
  padding: 12px 14px;
  color: var(--ink);
  border-radius: var(--radius);
  font-weight: 500;
}
.mobile-sidebar nav a:hover { background: var(--gray-100); text-decoration: none; }
.mobile-sidebar .sidebar-lang {
  padding: 14px;
  border-top: 1px solid var(--line);
  margin-top: auto;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 60%, var(--navy-soft) 100%);
  color: var(--white);
  padding: 72px 0 64px;
  text-align: center;
}
.hero h1 {
  font-size: 2.4rem;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -.5px;
}
.hero p {
  font-size: 1.15rem;
  color: var(--gray-200);
  max-width: 640px;
  margin: 0 auto 28px;
}
.hero .btn { padding: 12px 26px; font-size: 1rem; }
.hero .btn-ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,.5); }
.hero .btn-ghost:hover { background: rgba(255,255,255,.12); color: var(--white); }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ---------- Sections ---------- */
.section { padding: 48px 0; }
.section-title {
  font-size: 1.6rem;
  color: var(--navy);
  margin-bottom: 8px;
  letter-spacing: -.3px;
}
.section-sub { color: var(--gray-500); margin-bottom: 28px; }

/* ---------- Language grid (home) ---------- */
.lang-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}
.lang-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--ink);
  font-weight: 500;
  transition: border-color .15s, box-shadow .15s;
}
.lang-card:hover {
  border-color: var(--navy-soft);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--navy);
}
.lang-card small { display: block; color: var(--gray-400); font-weight: 400; text-transform: uppercase; font-size: .72rem; letter-spacing: .5px; }

/* ---------- Category grid ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.cat-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.cat-card:hover {
  border-color: var(--navy-soft);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
  text-decoration: none;
}
.cat-card .group-tag {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--navy-soft);
  font-weight: 700;
  margin-bottom: 8px;
}
.cat-card h3 {
  font-size: 1.08rem;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.35;
}
.cat-card p {
  font-size: .9rem;
  color: var(--gray-500);
  flex-grow: 1;
}
.cat-card .read-more {
  margin-top: 14px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--navy-2);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: .85rem;
  color: var(--gray-500);
  padding: 18px 0 0;
}
.breadcrumb a { color: var(--gray-600); }
.breadcrumb span { color: var(--gray-400); margin: 0 6px; }

/* ---------- Category page ---------- */
.cat-header { padding: 24px 0 8px; }
.cat-header h1 {
  font-size: 2rem;
  color: var(--navy);
  line-height: 1.25;
  letter-spacing: -.4px;
  margin-bottom: 12px;
}
.cat-meta {
  color: var(--gray-500);
  font-size: .9rem;
  margin-bottom: 8px;
}
.cat-desc { color: var(--gray-600); margin-bottom: 16px; }

.page-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}

/* Message cards */
.msg-list { display: flex; flex-direction: column; gap: 16px; }

.msg-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 24px 18px;
  box-shadow: var(--shadow);
  transition: box-shadow .18s ease, transform .18s ease, border-color .18s ease;
  overflow: hidden;
}
/* faixa lateral em gradiente (substitui o border-left chapado) */
.msg-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--navy-soft), var(--accent));
}
[dir="rtl"] .msg-card::before { inset: 0 0 0 auto; }
.msg-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--gray-200);
}

.msg-text {
  color: var(--ink);
  margin-bottom: 16px;
  font-size: 1.08rem;
  line-height: 1.7;
  letter-spacing: -.1px;
}

.msg-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 14px;
  border-top: 1px solid var(--gray-100);
}
.msg-footer small {
  color: var(--gray-400);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .3px;
  margin-right: auto;
}
[dir="rtl"] .msg-footer small { margin-right: 0; margin-left: auto; }

.msg-footer button {
  font-family: var(--font);
  font-size: .82rem;
  font-weight: 600;
  padding: 7px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--gray-50);
  color: var(--navy);
  cursor: pointer;
  transition: background .14s, border-color .14s, color .14s, transform .1s;
}
.msg-footer button:hover {
  background: var(--white);
  border-color: var(--navy-soft);
  color: var(--navy-2);
}
.msg-footer button:active { transform: scale(.97); }
.msg-footer button.copied {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.disclaimer {
  margin-top: 28px;
  padding: 14px 16px;
  background: var(--gray-100);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: .85rem;
  color: var(--gray-600);
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  gap: 6px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 36px;
}
.pagination a, .pagination span {
  min-width: 40px;
  text-align: center;
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  font-size: .9rem;
  font-weight: 500;
}
.pagination a:hover { background: var(--gray-100); text-decoration: none; }
.pagination .current { background: var(--navy); color: var(--white); border-color: var(--navy); }
.pagination .disabled { color: var(--gray-300); background: var(--gray-50); cursor: default; }

/* ---------- Search ---------- */
.search-box {
  display: flex;
  gap: 8px;
  max-width: 560px;
  margin: 0 auto 28px;
}
.search-box input {
  flex: 1;
  font-family: var(--font);
  font-size: 1rem;
  padding: 11px 14px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
}
.search-box input:focus { outline: 2px solid var(--navy-soft); outline-offset: -1px; }

/* ---------- Static page content ---------- */
.static-content { max-width: 760px; }
.static-content h1 { font-size: 2rem; color: var(--navy); margin-bottom: 18px; }
.static-content h2 { font-size: 1.3rem; color: var(--navy); margin: 26px 0 10px; }
.static-content p { margin-bottom: 14px; color: var(--gray-600); }
.static-content ul { margin: 0 0 14px 20px; color: var(--gray-600); }
.static-content a { font-weight: 500; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--gray-300);
  padding: 44px 0 24px;
  margin-top: 48px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 28px;
}
.footer-col h4 {
  color: var(--white);
  font-size: .95rem;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.footer-col a {
  display: block;
  color: var(--gray-300);
  padding: 4px 0;
  font-size: .9rem;
}
.footer-col a:hover { color: var(--white); }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand img { height: 30px; filter: brightness(0) invert(1); }
.footer-brand span { color: var(--white); font-weight: 700; font-size: 1.05rem; }
.footer-about { font-size: .88rem; color: var(--gray-400); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .85rem;
  color: var(--gray-400);
}
.back-top {
  background: none;
  border: 1px solid rgba(255,255,255,.3);
  color: var(--gray-300);
  padding: 8px 16px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
}
.back-top:hover { background: rgba(255,255,255,.1); color: var(--white); }

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: 720px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  z-index: 80;
}
.cookie-banner p { font-size: .88rem; color: var(--gray-600); flex: 1; min-width: 220px; margin: 0; }
.cookie-banner a { font-weight: 600; }
.cookie-actions { display: flex; gap: 8px; }
.cookie-banner.hidden { display: none; }

/* ---------- Empty / notice ---------- */
.notice {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  color: var(--gray-500);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .main-nav, .header-tools .lang-select, .header-tools .btn { display: none; }
  .menu-toggle { display: inline-block; }
  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 1.02rem; }
  .cat-header h1 { font-size: 1.55rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .page-actions .btn { flex: 1; }
}