/* Load InterVariable Font */
@font-face {
  font-family: 'InterVariable';
  src: url('../assets/fonts/InterVariable.ttf') format('truetype');
  font-weight: 100 900;
  font-display: swap;
}

/* CSS Custom Properties */
:root {
  --bg: #121418;
  --dark-blue: #0B1C2B;
  --dark-purple: #1B1035;
  --primary: #7B2EFF;
  --primary-rgb: 123, 46, 255;
  --accent: #00C6FF;
  --accent-rgb: 0, 198, 255;
  --text: #E0E0E0;
  --text-secondary: #A0A0A0;
  --card-bg: rgba(255, 255, 255, 0.05);
  --card-hover: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --success: #4CAF50;
  --success-rgb: 76, 175, 80;
  --warning: #FF9800;
  --warning-rgb: 255, 152, 0;
  --gradient-primary: linear-gradient(135deg, var(--accent), var(--primary));
  --gradient-bg: linear-gradient(145deg, var(--bg) 0%, var(--dark-purple) 100%);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
}

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

body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--gradient-bg);
  color: var(--text);
  font-family: 'InterVariable', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  overflow: hidden;
}

/* Setup Container */
.setup-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  height: 100vh;
  min-height: 100vh;
  padding: 2rem;
  overflow: hidden;
}

/* Progress Bar */
.progress-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  width: 100%;
  max-width: 800px;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.4;
  transition: opacity 0.3s ease;
}

.progress-step.active,
.progress-step.completed {
  opacity: 1;
}

.step-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.progress-step.active .step-circle {
  background: var(--primary);
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.4);
  transform: scale(1.1);
}

.progress-step.completed .step-circle {
  background: var(--success);
  border-color: transparent;
}

.step-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.progress-step.active .step-label {
  color: var(--text);
  font-weight: 600;
}

.progress-line {
  flex: 1;
  height: 2px;
  background: var(--border);
  margin: 0 0.5rem;
  max-width: 100px;
}

/* Setup Steps */
.setup-step {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  max-width: 900px;
  flex: 1;
  animation: fadeIn 0.4s ease;
  min-height: 0;
}

.setup-step.active {
  display: flex;
}

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

.step-content {
  width: 100%;
  text-align: center;
  margin-bottom: 2rem;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.setup-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.75rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.setup-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-weight: 400;
}

/* Logo */
.logo-container {
  margin-bottom: 2rem;
}

.setup-logo {
  width: 120px;
  height: 120px;
  filter: drop-shadow(0 8px 24px rgba(var(--primary-rgb), 0.3));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.feature-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.feature-item:hover {
  background: var(--card-hover);
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.feature-item h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.feature-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Theme Grid */
.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2rem;
  align-content: start;
}

.theme-card {
  background: var(--card-bg);
  border: 2px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.theme-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.theme-card.selected {
  border-color: var(--primary);
  background: var(--card-hover);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.2);
}

.theme-card.selected::after {
  content: '✓';
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.2rem;
  box-shadow: var(--shadow-sm);
}

.theme-preview {
  width: 100%;
  height: 72px;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  display: flex;
  gap: 4px;
  padding: 8px;
}

.theme-color {
  flex: 1;
  border-radius: 4px;
  transition: transform 0.2s ease;
}

.theme-card:hover .theme-color {
  transform: scale(1.05);
}

.theme-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.theme-description {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Default Browser Section */
.default-browser-section {
  max-width: 500px;
  margin: 2rem auto;
}

.default-browser-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.browser-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.default-browser-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.default-browser-card p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
}

.default-browser-status {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.status-icon {
  font-size: 2rem;
}

.status-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.default-browser-status.checking .status-icon {
  animation: spin 1s linear infinite;
}

.default-browser-status.is-default {
  border-color: var(--success);
  background: rgba(var(--success-rgb), 0.1);
}

.default-browser-status.is-default .status-icon {
  color: var(--success);
}

.default-browser-status.is-default .status-text {
  color: var(--success);
}

.default-browser-status.not-default {
  border-color: var(--warning);
  background: rgba(var(--warning-rgb), 0.1);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.default-browser-actions {
  text-align: center;
}

.help-text {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Success Icon */
.success-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 2rem;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: bold;
  box-shadow: 0 8px 32px rgba(var(--primary-rgb), 0.4);
  animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
  from {
    transform: scale(0);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Completion Summary */
.completion-summary {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  margin: 2rem auto;
  max-width: 500px;
  text-align: left;
}

.summary-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.summary-item:last-child {
  border-bottom: none;
}

.summary-icon {
  font-size: 1.5rem;
  width: 40px;
  text-align: center;
}

.summary-content {
  flex: 1;
}

.summary-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.summary-value {
  font-size: 1rem;
  color: var(--text);
  font-weight: 500;
}

/* Future Feature Teaser */
.future-feature-teaser {
  background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.1), rgba(var(--accent-rgb), 0.1));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  margin: 2rem auto;
  max-width: 600px;
}

.future-feature-teaser h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--text);
}

.teaser-text {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.teaser-icon {
  font-size: 2rem;
}

/* Buttons */
.step-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  width: 100%;
  max-width: 500px;
  margin-top: auto;
  padding-top: 1.5rem;
  padding-bottom: 1rem;
  position: sticky;
  bottom: 0;
  background: transparent;
  backdrop-filter: none;
}

.btn {
  padding: 0.875rem 2rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  font-family: 'InterVariable', sans-serif;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-width: 140px;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(var(--primary-rgb), 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--card-hover);
  border-color: var(--primary);
}

.btn-large {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
  min-width: 200px;
}

.btn-icon {
  font-size: 1.2rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .setup-container {
    padding: 1rem;
  }

  .progress-bar {
    gap: 0.5rem;
    margin-bottom: 2rem;
  }

  .step-circle {
    width: 40px;
    height: 40px;
    font-size: 0.95rem;
  }

  .step-label {
    font-size: 0.75rem;
  }

  .progress-line {
    max-width: 50px;
  }

  .setup-title {
    font-size: 2rem;
  }

  .setup-subtitle {
    font-size: 1rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .theme-grid {
    grid-template-columns: 1fr;
    margin-bottom: 1.5rem;
  }

  .step-actions {
    flex-direction: column-reverse;
    width: 100%;
  }

  .btn {
    width: 100%;
  }
}

@media (max-height: 700px) {
  .progress-bar {
    margin-bottom: 1.25rem;
  }

  .step-content {
    margin-bottom: 1rem;
  }

  .setup-subtitle {
    margin-bottom: 1.25rem;
  }

  .feature-grid {
    margin: 1rem 0;
  }
}
