/* GRU Soluções e Serviços - Premium Styling System */

:root {
  /* Variáveis de cores fixas da GRU Soluções (Laranja e Preto Grafite) */
  --primary-color: #ff5500;
  --secondary-color: #0d0f12;
  --primary-rgb: 255, 85, 0;
  --secondary-rgb: 13, 15, 18;

  /* Cores neutras do Layout Escuro */
  --bg-dark: #07080a;
  --bg-card: #12151c;
  --bg-input: #1a1e28;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dark: #1f2937;
  --border-color: rgba(255, 255, 255, 0.07);
  
  /* Status */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #3b82f6;

  /* Efeitos e Bordas */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: 'Inter', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--font-family);
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  font-size: 15px;
  line-height: 1.5;
}

/* Scrollbar Customizado */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}

/* Estrutura de Abas */
.app-container {
  display: flex;
  min-height: 100vh;
  position: relative;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: var(--bg-dark);
}

.page-container {
  flex: 1;
  padding: 24px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  animation: fadeIn 0.4s ease-out;
}

@media (max-width: 768px) {
  .page-container {
    padding: 16px;
    padding-bottom: 90px;
  }
}

/* Glassmorphism Panels */
.glass-panel {
  background: rgba(18, 21, 28, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.glass-card {
  background: rgba(26, 30, 40, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: var(--transition);
}
.glass-card:hover {
  border-color: rgba(var(--primary-rgb), 0.25);
  box-shadow: 0 8px 24px -8px rgba(var(--primary-rgb), 0.15);
  transform: translateY(-2px);
}

/* Grid layout */
.grid-cols-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.grid-cols-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

@media (max-width: 768px) {
  .grid-cols-2, .grid-cols-4 {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #fff;
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
}
.btn-primary:hover {
  background-color: #ff6600;
  box-shadow: 0 6px 18px rgba(var(--primary-rgb), 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.14);
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.btn-icon:hover {
  background: rgba(var(--primary-rgb), 0.15);
  color: var(--primary-color);
}

/* Inputs */
.form-group {
  margin-bottom: 16px;
}
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: #fff;
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition);
}
.form-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

/* Kanban Board */
.kanban-board {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 12px;
  min-height: 500px;
}
.kanban-column {
  flex: 0 0 280px;
  background: rgba(18, 21, 28, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.kanban-column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.kanban-column-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #fff;
}
.kanban-column-count {
  font-size: 11px;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 8px;
  border-radius: 20px;
  color: var(--text-muted);
}
.kanban-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.kanban-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  padding: 12px;
  transition: var(--transition);
}
.kanban-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-1px);
}
.kanban-card-title {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}
.kanban-card-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.kanban-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}
.kanban-card-value {
  color: var(--primary-color);
  font-weight: 700;
}

/* Badges de Status */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 20px;
  text-transform: uppercase;
}
.badge-success { background: rgba(16, 185, 129, 0.12); color: var(--color-success); }
.badge-warning { background: rgba(245, 158, 11, 0.12); color: var(--color-warning); }
.badge-danger { background: rgba(239, 68, 68, 0.12); color: var(--color-danger); }
.badge-info { background: rgba(59, 130, 246, 0.12); color: var(--color-info); }

/* Calendário */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}
.calendar-day-header {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 8px 0;
  text-transform: uppercase;
}
.calendar-day {
  aspect-ratio: 1.2;
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.01);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition);
}
.calendar-day:hover {
  background: rgba(255, 255, 255, 0.04);
}
.calendar-day.today {
  border-color: var(--primary-color);
  background: rgba(var(--primary-rgb), 0.05);
}
.calendar-day-num {
  font-size: 12px;
  font-weight: 700;
}

/* Modais */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
  animation: fadeIn 0.2s ease-out;
}
.modal-content {
  width: 100%;
  max-width: 600px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.signature-canvas {
  width: 100%;
  height: 180px;
  background: #1c222e;
  border: 2px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  cursor: crosshair;
  touch-action: none;
}

/* FAQ Acordeão */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  cursor: pointer;
  font-weight: 600;
  color: #fff;
  transition: var(--transition);
}
.faq-question:hover {
  color: var(--primary-color);
}
.faq-answer {
  padding-top: 8px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  animation: fadeIn 0.3s ease-out;
}

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

.animate-pulse-glow {
  animation: pulseGlow 2s infinite alternate;
}
@keyframes pulseGlow {
  0% { box-shadow: 0 0 4px rgba(var(--primary-rgb), 0.3); }
  100% { box-shadow: 0 0 16px rgba(var(--primary-rgb), 0.75); }
}

/* Banner PWA */
.pwa-install-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  left: 20px;
  background: linear-gradient(135deg, var(--secondary-color), #1b202a);
  border: 1px solid rgba(var(--primary-rgb), 0.25);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 999;
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  margin: 0 auto;
  animation: slideUp 0.4s ease-out;
}
@media (min-width: 769px) {
  .pwa-install-banner {
    left: auto;
    width: 420px;
  }
}
.pwa-banner-text h4 {
  font-size: 14px;
  margin-bottom: 2px;
}
.pwa-banner-text p {
  font-size: 12px;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .hidden-mobile {
    display: none !important;
  }
}

/* --- TELA DE LOGIN --- */
.login-screen {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #1b202a 0%, #07080a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: rgba(18, 21, 28, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.login-tabs {
  display: flex;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  padding: 4px;
  gap: 4px;
}

.login-tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 8px 4px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.login-tab-btn.active {
  background: var(--primary-color);
  color: #fff;
}

/* --- ABAS INTERNAS DE CADASTROS --- */
.inner-tabs-container {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
  gap: 16px;
  overflow-x: auto;
}

.inner-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-weight: 600;
  padding: 10px 4px;
  cursor: pointer;
  transition: var(--transition);
  font-size: 14px;
  white-space: nowrap;
}

.inner-tab-btn:hover {
  color: #fff;
}

.inner-tab-btn.active {
  color: var(--primary-color);
  border-color: var(--primary-color);
}

/* --- GRID DE DOWNLOADS --- */
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.download-card {
  background: rgba(26, 30, 40, 0.45);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: var(--transition);
}

.download-card:hover {
  border-color: rgba(255, 85, 0, 0.3);
  transform: translateY(-1px);
}

/* --- FOTO NAS OS --- */
.os-photo-preview {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  margin-top: 8px;
}

.os-photo-placeholder {
  width: 100%;
  height: 120px;
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.os-photo-placeholder:hover {
  border-color: var(--primary-color);
  color: #fff;
}