@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Palette (Deep Black + Neon Green) */
  --bg-primary: #060907;
  --bg-secondary: #0c120e;
  --bg-card: rgba(14, 24, 18, 0.6);
  --bg-input: #0f1813;
  --border-color: rgba(0, 230, 118, 0.15);
  --border-glow: rgba(0, 230, 118, 0.35);
  
  --accent-green: #00e676;
  --accent-green-hover: #00c853;
  --accent-green-glow: rgba(0, 230, 118, 0.4);
  --accent-green-dim: rgba(0, 230, 118, 0.1);
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --color-danger: #ff5252;
  --color-danger-glow: rgba(255, 82, 82, 0.3);
  --color-warning: #ffd600;
  --color-warning-glow: rgba(255, 214, 0, 0.3);
  --color-info: #29b6f6;
  
  --font-family: 'Outfit', sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-width: 260px;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family);
  overflow-x: hidden;
  line-height: 1.5;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-green-dim);
}

/* Standard Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Layout Utilities */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: var(--border-glow);
}

/* Logo Design */
.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 42px;
  height: 42px;
  fill: var(--accent-green);
  filter: drop-shadow(0 0 8px var(--accent-green-glow));
}
.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  outline: none;
}

.btn-primary {
  background-color: var(--accent-green);
  color: #000;
  box-shadow: 0 4px 15px var(--accent-green-glow);
}
.btn-primary:hover {
  background-color: var(--accent-green-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-green-glow);
}

.btn-secondary {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--bg-input);
  border-color: var(--accent-green);
  transform: translateY(-2px);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #fff;
  box-shadow: 0 4px 15px var(--color-danger-glow);
}
.btn-danger:hover {
  background-color: #d32f2f;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--color-danger-glow);
}

.btn-warning {
  background-color: var(--color-warning);
  color: #000;
  box-shadow: 0 4px 15px var(--color-warning-glow);
}
.btn-warning:hover {
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Form Controls */
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}
.form-input {
  width: 100%;
  padding: 12px 16px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}
.form-input:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 10px rgba(0, 230, 118, 0.15);
  outline: none;
}
.form-input::placeholder {
  color: var(--text-muted);
}
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

/* Switch */
.switch-container {
  display: flex;
  align-items: center;
  gap: 12px;
}
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
  flex-shrink: 0;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  transition: .4s;
  border-radius: 34px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-secondary);
  transition: .4s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--accent-green-dim);
  border-color: var(--accent-green);
}
input:checked + .slider:before {
  transform: translateX(24px);
  background-color: var(--accent-green);
}

/* Layout App & Admin */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar styling */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
  left: 0;
  top: 0;
  z-index: 100;
  transition: var(--transition-smooth);
}
.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
}
.sidebar-menu {
  list-style: none;
  padding: 20px 12px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  min-height: 0;
}
.sidebar-menu::-webkit-scrollbar {
  width: 4px;
}
.sidebar-menu::-webkit-scrollbar-track {
  background: transparent;
}
.sidebar-menu::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
}
.sidebar-menu::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 230, 118, 0.25);
}
.sidebar-menu-divider {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 14px 16px 4px;
  letter-spacing: 0.08em;
  opacity: 0.6;
  border-bottom: 1px solid rgba(0, 230, 118, 0.06);
  margin-top: 6px;
  margin-bottom: 4px;
}
.sidebar-item a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition-smooth);
}
.sidebar-item a svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}
.sidebar-item.active a, .sidebar-item a:hover {
  background-color: var(--accent-green-dim);
  color: var(--accent-green);
}
.sidebar-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.sidebar-user {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Main Content Area */
.main-wrapper {
  margin-left: var(--sidebar-width);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.header {
  height: 70px;
  background-color: rgba(6, 9, 7, 0.8);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  position: sticky;
  top: 0;
  z-index: 90;
}
.header-title h1 {
  font-size: 1.3rem;
  color: #fff;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}
.badge-status {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-connected {
  background-color: rgba(0, 230, 118, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(0, 230, 118, 0.3);
}
.badge-disconnected {
  background-color: rgba(255, 82, 82, 0.15);
  color: var(--color-danger);
  border: 1px solid rgba(255, 82, 82, 0.3);
}

.content-body {
  padding: 40px;
  flex-grow: 1;
}

/* Responsive Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}
table.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
table.custom-table th {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}
table.custom-table td {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
  color: var(--text-primary);
  vertical-align: middle;
}
table.custom-table tr:last-child td {
  border-bottom: none;
}
table.custom-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Cards & Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}
.stat-card {
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.stat-info h3 {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.stat-icon {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 12px;
  border-radius: 12px;
  color: var(--accent-green);
}
.stat-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Alert Notification Bars */
.alert-bar {
  padding: 14px 24px;
  border-radius: 12px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.alert-warning-bar {
  background-color: rgba(255, 214, 0, 0.08);
  border: 1px solid rgba(255, 214, 0, 0.3);
  color: var(--color-warning);
}
.alert-danger-bar {
  background-color: rgba(255, 82, 82, 0.08);
  border: 1px solid rgba(255, 82, 82, 0.3);
  color: var(--color-danger);
}

/* Loading animations */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border-color);
  border-top-color: var(--accent-green);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.pulsing-dot {
  width: 10px;
  height: 10px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-green-glow);
  animation: pulse 1.5s infinite ease-in-out;
}
@keyframes pulse {
  0%, 100% { transform: scale(0.8); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
}

/* Landing Page Specific styling */
.landing-navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 6%;
  position: absolute;
  width: 100%;
  top: 0;
  z-index: 100;
}
.hero {
  padding: 160px 6% 80px;
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: radial-gradient(circle at top, rgba(0, 230, 118, 0.05) 0%, rgba(6, 9, 7, 0) 60%);
  position: relative;
}
.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  max-width: 800px;
}
.hero-title span {
  color: var(--accent-green);
  text-shadow: 0 0 20px rgba(0, 230, 118, 0.2);
}
.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
}
.hero-actions {
  display: flex;
  gap: 16px;
}

/* Features grid */
.section {
  padding: 80px 6%;
}
.section-title {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 48px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}
.feature-card {
  padding: 32px;
}
.feature-icon {
  margin-bottom: 20px;
  color: var(--accent-green);
}
.feature-icon svg {
  width: 40px;
  height: 40px;
  fill: currentColor;
}
.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}
.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
}
.price-card {
  padding: 40px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
}
.price-card.featured {
  border-color: var(--accent-green);
  box-shadow: 0 0 20px rgba(0, 230, 118, 0.1);
  transform: translateY(-8px);
}
.price-card.featured::before {
  content: "Destaque";
  position: absolute;
  top: 16px;
  right: 16px;
  background-color: var(--accent-green);
  color: #000;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.plan-icon-badge {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-green);
  margin-bottom: 24px;
}
.plan-price-label {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #fff;
}
.plan-price-label span {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.plan-features-list {
  list-style: none;
  margin: 24px 0 32px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.plan-features-list li svg {
  width: 16px;
  height: 16px;
  fill: var(--accent-green);
}

/* Authentication Layout (Login / Register) */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.auth-card {
  width: 100%;
  max-width: 450px;
  padding: 40px;
}
.auth-header {
  text-align: center;
  margin-bottom: 32px;
}
.auth-header h2 {
  font-size: 1.8rem;
  margin-top: 16px;
}
.auth-footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.auth-footer a {
  color: var(--accent-green);
  font-weight: 600;
}
.auth-footer a:hover {
  text-decoration: underline;
}

/* Checkout Page Specific Styling */
.checkout-wrapper {
  max-width: 900px;
  margin: 80px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
}
.checkout-billing, .checkout-summary {
  padding: 32px;
}
.coupon-input-group {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}
.checkout-details-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.95rem;
}
.checkout-details-row.total {
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  margin-top: 16px;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}
.pix-qr-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 24px;
  text-align: center;
}
.qr-code-img {
  padding: 16px;
  background-color: #fff;
  border-radius: 12px;
  width: 220px;
  height: 220px;
  margin-bottom: 16px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
}
.pix-copia-cola-box {
  width: 100%;
  margin-bottom: 24px;
}
.copia-cola-textarea {
  width: 100%;
  height: 60px;
  padding: 10px;
  font-size: 0.8rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-secondary);
  resize: none;
  outline: none;
}

/* QR Code Connection Card (WhatsApp main.ejs) */
.connection-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.connection-instructions {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.instruction-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.step-num {
  background-color: var(--accent-green-dim);
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}
.connection-qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
  min-height: 350px;
}
.connection-qr-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.qr-glow-box {
  position: relative;
}
.qr-glow-box::after {
  content: "";
  position: absolute;
  top: -4px; left: -4px; right: -4px; bottom: -4px;
  border-radius: 16px;
  border: 2px solid var(--accent-green);
  animation: glow-pulse 2s infinite alternate;
}
@keyframes glow-pulse {
  0% { transform: scale(1); box-shadow: 0 0 10px rgba(0, 230, 118, 0.2); }
  100% { transform: scale(1.02); box-shadow: 0 0 20px rgba(0, 230, 118, 0.6); }
}

/* Campaign Form Elements */
.variation-item {
  position: relative;
  padding: 24px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background-color: rgba(255, 255, 255, 0.01);
  margin-bottom: 16px;
}
.remove-variation-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  color: var(--color-danger);
  cursor: pointer;
  background: none;
  border: none;
  outline: none;
  font-size: 0.85rem;
  font-weight: 600;
}
.remove-variation-btn:hover {
  text-decoration: underline;
}
.campaign-time-card {
  padding: 24px;
  margin-bottom: 24px;
}
.section-divider {
  border: 0;
  height: 1px;
  background: var(--border-color);
  margin: 32px 0;
}

/* Group multi select */
.group-selector-box {
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  background-color: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.group-select-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-smooth);
}
.group-select-item:hover {
  background-color: var(--bg-input);
}
.group-select-item input {
  cursor: pointer;
}

/* Sidebar Backdrop Overlay */
.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 99; /* just below sidebar (100) */
}
.sidebar-backdrop.show {
  display: block;
}

/* Mobile Toggle Hamburger menu styling */
.mobile-header {
  display: none;
  height: 60px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 110;
}
.hamburger {
  cursor: pointer;
  background: none;
  border: none;
  color: #fff;
  display: flex;
  align-items: center;
}
.hamburger svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* RESPONSIVENESS */
@media (max-width: 992px) {
  .sidebar {
    left: -260px; /* Hide sidebar off screen */
    top: 60px;
    height: calc(100vh - 60px);
  }
  .sidebar.show {
    left: 0;
  }
  .main-wrapper {
    margin-left: 0;
  }
  .mobile-header {
    display: flex;
  }
  .header {
    margin-top: 60px; /* offset for mobile-header */
    padding: 0 20px;
  }
  .content-body {
    padding: 24px 16px;
  }
  .checkout-wrapper {
    grid-template-columns: 1fr;
    margin: 80px auto 40px;
  }
  .connection-panel {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .landing-navbar {
    padding: 12px 4%;
    justify-content: space-between;
  }
  .landing-navbar .logo-text {
    font-size: 1.1rem;
  }
  .landing-navbar .logo-icon {
    width: 24px;
    height: 24px;
  }
  .landing-navbar div {
    display: flex;
    gap: 6px;
  }
  .landing-navbar .btn {
    width: auto !important;
    padding: 6px 10px;
    font-size: 0.78rem;
  }
  .landing-navbar a[style*="margin-right"] {
    margin-right: 0 !important;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .btn {
    width: 100%;
  }
  .checkout-billing, .checkout-summary {
    padding: 20px 16px;
  }
}