@tailwind base;
@tailwind components;
@tailwind utilities;



/* ============================================
   SMS SYSTEM - DESIGN SYSTEM
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Cores Primárias - Tema Sofisticado */
  --primary: #2D3748;
  --primary-dark: #1A202C;
  --primary-light: #4A5568;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --accent-light: #ffffff;
  
  /* Cores Secundárias */
  --success: #10B981;
  --success-light: #D1FAE5;
  --danger: #EF4444;
  --danger-light: #FEE2E2;
  --warning: #F59E0B;
  --warning-light: #FEF3C7;
  --info: #3B82F6;
  --info-light: #DBEAFE;
  
  /* Neutros */
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  
  /* Tipografia */
  --font-display: 'Instrument Serif', serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transições */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--gray-800);
  background: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--primary-dark);
}

h1 { font-size: 2.5rem; margin-bottom: 1rem; }
h2 { font-size: 2rem; margin-bottom: 0.875rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.25rem; margin-bottom: 0.625rem; }

.page-title {
  font-size: 2rem;
  font-family: var(--font-display);
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.page-subtitle {
  font-size: 0.938rem;
  color: var(--gray-600);
  font-weight: 400;
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.content-wrapper {
  min-height: calc(100vh - 80px);
  padding: 2rem 0;
}

/* ============================================
   COMPONENTES - CARDS
   ============================================ */

.card {
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--gray-200);
  background: linear-gradient(to right, var(--gray-50), var(--white));
}

.card-title {
  font-size: 1.25rem;
  font-family: 'Segoe UI', Arial, sans-serif;
  font-weight: 600; /* deixa mais forte */
  color: var(--primary-dark);
  margin: 0;
}

.card-body {
  padding: 2rem;
}

.card-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--gray-200);
  background: var(--gray-50);
}

/* Stats Cards */
.stat-card {
  background: var(--white);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.stat-card .stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.stat-card .stat-value {
  font-size: 2.25rem;
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--primary-dark);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-card .stat-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.stat-card .stat-trend {
  margin-top: 0.75rem;
  font-size: 0.813rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stat-card .stat-trend.up {
  color: var(--success);
}

.stat-card .stat-trend.down {
  color: var(--danger);
}

/* ============================================
   COMPONENTES - BOTÕES
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.938rem;
  font-weight: 600;
  font-family: var(--font-body);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: var(--white);
}

.btn-accent:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%);
  box-shadow: 0 10px 25px -5px rgba(245, 158, 11, 0.3);
  transform: translateY(-2px);
}

.btn-success {
  background: var(--success);
  color: var(--white);
}

.btn-success:hover:not(:disabled) {
  background: #059669;
  box-shadow: var(--shadow-md);
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
}

.btn-danger:hover:not(:disabled) {
  background: #DC2626;
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover:not(:disabled) {
  background: var(--primary);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-700);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--gray-100);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* ============================================
   COMPONENTES - FORMS
   ============================================ */

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--gray-700);
  font-size: 0.875rem;
}

.form-label.required::after {
  content: '*';
  color: var(--danger);
  margin-left: 0.25rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.938rem;
  font-family: var(--font-body);
  border: 2px solid var(--gray-300);
  border-radius: 10px;
  background: var(--white);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-control:disabled {
  background: var(--gray-100);
  cursor: not-allowed;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236B7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 0.75rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
}

.input-group {
  display: flex;
  gap: 0.5rem;
}

.input-group .form-control {
  flex: 1;
}

/* ============================================
   COMPONENTES - TABLES
   ============================================ */

.table-responsive {
  overflow-x: auto;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
}

.table thead {
  background: linear-gradient(to right, var(--primary-dark), var(--primary));
  color: var(--white);
}

.table thead th {
  padding: 1rem 1.5rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.table tbody tr {
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition);
}

.table tbody tr:hover {
  background: var(--gray-50);
}

.table tbody td {
  padding: 1rem 1.5rem;
  font-size: 0.938rem;
}

.table tbody tr:last-child {
  border-bottom: none;
}

/* ============================================
   COMPONENTES - BADGES
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.813rem;
  font-weight: 600;
  border-radius: 6px;
  white-space: nowrap;
}

.badge-success {
  background: var(--success-light);
  color: var(--success);
}

.badge-danger {
  background: var(--danger-light);
  color: var(--danger);
}

.badge-warning {
  background: var(--warning-light);
  color: var(--warning);
}

.badge-info {
  background: var(--info-light);
  color: var(--info);
}

.badge-primary {
  background: rgba(45, 55, 72, 0.1);
  color: var(--primary);
}

/* ============================================
   COMPONENTES - ALERTS
   ============================================ */

.alert {
  padding: 1rem 1.5rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  border-left: 4px solid;
}

.alert-success {
  background: var(--success-light);
  border-color: var(--success);
  color: #065F46;
}

.alert-danger {
  background: var(--danger-light);
  border-color: var(--danger);
  color: #991B1B;
}

.alert-warning {
  background: var(--warning-light);
  border-color: var(--warning);
  color: #92400E;
}

.alert-info {
  background: var(--info-light);
  border-color: var(--info);
  color: #1E40AF;
}

/* ============================================
   LAYOUT - SIDEBAR & NAVBAR
   ============================================ */

.navbar {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 70px;
}

.navbar-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--primary-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.navbar-brand .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.25rem;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.navbar-menu a {
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  transition: var(--transition);
}

.navbar-menu a:hover {
  color: var(--accent);
}

.navbar-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 600;
  font-size: 0.875rem;
}

.sidebar {
  width: 280px;
  background: var(--white);
  box-shadow: var(--shadow);
  position: fixed;
  left: 0;
  top: 70px;
  bottom: 0;
  overflow-y: auto;
  padding: 2rem 0;
}

.sidebar-menu {
  list-style: none;
  padding: 0 1rem;
}

.sidebar-menu li {
  margin-bottom: 0.5rem;
}

.sidebar-menu a {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem 1rem;
  color: var(--gray-700);
  text-decoration: none;
  border-radius: 10px;
  transition: var(--transition);
  font-weight: 500;
}

.sidebar-menu a:hover {
  background: var(--gray-100);
  color: var(--primary);
}

.sidebar-menu a.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
}

.sidebar-menu a .icon {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.main-content {
  margin-left: 280px;
  padding: 2rem;
  min-height: calc(100vh - 70px);
}

/* ============================================
   UTILITIES
   ============================================ */

.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

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

.w-100 { width: 100%; }

.grid {
  display: grid;
  gap: 1.5rem;
}

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

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   ANIMAÇÕES
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in {
  animation: slideIn 0.4s ease-out;
}

/* Loading */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--gray-300);
  border-radius: 50%;
  border-top-color: var(--accent);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}