/* ============================================
   HubPreta - Design System & Shared Styles
   ============================================ */

/* === CSS Variables === */
:root {
  /* Primary Colors */
  --bg-dark: #1a1a2e;
  --bg-dark-2: #16213e;
  --bg-dark-3: #0f3460;
  --gold: #d4a843;
  --gold-light: #e8c56d;
  --gold-dark: #b8922e;

  /* Neutrals */
  --white: #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #f0f1f3;
  --gray-200: #e2e4e8;
  --gray-300: #c5c8cf;
  --gray-400: #9a9eaa;
  --gray-500: #6e7380;
  --gray-600: #4a4e59;
  --gray-700: #2d3039;
  --gray-800: #1e2028;

  /* Accents */
  --green: #2ecc71;
  --green-bg: #e8f8f0;
  --red: #e74c3c;
  --blue: #3498db;
  --orange: #f39c12;

  /* Typography */
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'Georgia', 'Times New Roman', serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.15);
  --shadow-gold: 0 4px 20px rgba(212,168,67,0.3);
}

/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

ul, ol {
  list-style: none;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

/* === Utility Classes === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.text-center {
  text-align: center;
}

.text-gold {
  color: var(--gold);
}

.text-white {
  color: var(--white);
}

.text-muted {
  color: var(--gray-400);
}

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* === Typography === */
h1, h2, h3, h4, h5 {
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.1rem; }
h5 { font-size: 0.95rem; }

.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  text-align: center;
  color: var(--gray-400);
  font-size: 1.05rem;
  margin-bottom: var(--space-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.25s ease;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--gold);
  color: var(--bg-dark);
}
.btn-primary:hover {
  background: var(--gold-light);
  box-shadow: var(--shadow-gold);
}

.btn-secondary {
  background: transparent;
  color: var(--gold);
  border-color: var(--gold);
}
.btn-secondary:hover {
  background: var(--gold);
  color: var(--bg-dark);
}

.btn-dark {
  background: var(--bg-dark);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--bg-dark-2);
}

.btn-white {
  background: var(--white);
  color: var(--bg-dark);
}
.btn-white:hover {
  background: var(--gray-100);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

/* === Cards === */
.card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  padding: var(--space-lg);
  transition: all 0.25s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--gray-300);
}

.card-dark {
  background: var(--bg-dark-2);
  border-color: rgba(255,255,255,0.08);
  color: var(--white);
}

.card-dark:hover {
  border-color: rgba(212,168,67,0.3);
}

/* === Tags & Badges === */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}

.tag-gold {
  background: rgba(212,168,67,0.15);
  color: var(--gold-dark);
}

.tag-green {
  background: var(--green-bg);
  color: #219653;
}

.tag-blue {
  background: rgba(52,152,219,0.12);
  color: var(--blue);
}

.tag-dark {
  background: var(--bg-dark);
  color: var(--white);
}

.tag-outline {
  background: transparent;
  border: 1px solid var(--gray-300);
  color: var(--gray-500);
}

/* === Selo Afirmativo === */
.selo-afirmativo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--white);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

/* === Form Elements === */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--gray-700);
  background: var(--white);
  transition: border-color 0.2s;
}

.form-input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,168,67,0.12);
}

.form-input-dark {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: var(--white);
}

.form-input-dark:focus {
  border-color: var(--gold);
}

.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--gray-700);
  background: var(--white);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239a9eaa' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--gray-600);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold);
}

/* === Navigation (Top Bar) === */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-dark);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.navbar-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.5px;
}

.navbar-logo span {
  color: var(--gold);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.navbar-nav a {
  color: var(--gray-300);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.navbar-nav a:hover,
.navbar-nav a.active {
  color: var(--gold);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* === Navbar Toggle (Hamburger) === */
.navbar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 101;
}

.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.navbar.nav-open .navbar-toggle span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar.nav-open .navbar-toggle span:nth-child(2) {
  opacity: 0;
}

.navbar.nav-open .navbar-toggle span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === Sidebar (Dashboard) === */
.sidebar {
  width: 260px;
  min-height: 100vh;
  background: var(--bg-dark);
  padding: var(--space-lg) 0;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 90;
}

.sidebar-logo {
  padding: 0 var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px var(--space-lg);
  color: var(--gray-400);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  cursor: pointer;
  border-left: 3px solid transparent;
}

.sidebar-nav-item:hover {
  color: var(--white);
  background: rgba(255,255,255,0.04);
}

.sidebar-nav-item.active {
  color: var(--gold);
  background: rgba(212,168,67,0.08);
  border-left-color: var(--gold);
}

.sidebar-nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-section {
  margin-top: var(--space-xl);
  padding: 0 var(--space-lg);
}

.sidebar-section-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--gray-500);
  margin-bottom: var(--space-md);
}

/* === Main Content with Sidebar === */
.main-with-sidebar {
  margin-left: 260px;
  min-height: 100vh;
  background: var(--gray-50);
}

.main-header {
  background: var(--white);
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.main-content {
  padding: var(--space-xl);
}

/* === Avatar === */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.avatar-lg {
  width: 64px;
  height: 64px;
  font-size: 1.3rem;
}

.avatar-xl {
  width: 90px;
  height: 90px;
  font-size: 1.8rem;
}

/* === Progress Bar === */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--gray-200);
  border-radius: 10px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 10px;
  transition: width 0.5s ease;
}

/* === Stats === */
.stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--gray-200);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--bg-dark);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-top: 4px;
}

/* === Filter Sidebar === */
.filter-panel {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  padding: var(--space-lg);
}

.filter-section {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--gray-100);
}

.filter-section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.filter-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* === Footer === */
.footer {
  background: var(--bg-dark);
  color: var(--gray-400);
  padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.footer-brand span {
  color: var(--gold);
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray-400);
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}

.footer-links a {
  display: block;
  color: var(--gray-400);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* === Responsive === */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }

  .container {
    padding: 0 var(--space-md);
  }

  /* --- Navbar mobile --- */
  .navbar {
    flex-wrap: wrap;
    padding: var(--space-md);
  }

  .navbar-toggle {
    display: flex;
    margin-left: auto;
  }

  .navbar-nav,
  .navbar-actions {
    display: none;
    width: 100%;
    padding-top: var(--space-md);
  }

  .navbar-nav {
    flex-direction: column;
    gap: 0;
    border-top: 1px solid rgba(255,255,255,0.08);
  }

  .navbar-nav a {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .navbar-actions {
    flex-direction: column;
    gap: var(--space-sm);
    padding-bottom: var(--space-sm);
  }

  .navbar-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .navbar.nav-open .navbar-nav,
  .navbar.nav-open .navbar-actions {
    display: flex;
  }

  /* --- Sidebar mobile --- */
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  body.sidebar-open .sidebar {
    transform: translateX(0);
  }

  .main-with-sidebar {
    margin-left: 0;
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 89;
  }

  body.sidebar-open .sidebar-overlay {
    display: block;
  }

  .mobile-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-dark);
    position: sticky;
    top: 0;
    z-index: 80;
  }

  .sidebar-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
  }

  .sidebar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
  }
}

/* Hide mobile-only elements on desktop */
.sidebar-overlay {
  display: none;
}

.mobile-header {
  display: none;
}