/* ScanMe Modern CSS - IoT Botnet Scanner */

:root {
  /* Color palette - dark theme */
  --bg-primary: #0f0f1a;
  --bg-secondary: #1a1a2e;
  --bg-card: #252542;
  --bg-card-hover: #2d2d4a;
  --text-primary: #f0f0f0;
  --text-secondary: #a0a0b0;
  --text-muted: #6b6b7b;
  --accent-primary: #6366f1;
  --accent-success: #10b981;
  --accent-warning: #f59e0b;
  --accent-danger: #ef4444;
  --border-color: rgba(255, 255, 255, 0.08);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Fira Code', 'SF Mono', Consolas, monospace;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;

  /* Effects */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-btn: 0 4px 12px rgba(99, 102, 241, 0.3);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background: linear-gradient(145deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

/* App Layout */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main-content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

/* Scanner Card */
.scanner-card {
  max-width: 540px;
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-card);
}

.card-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.logo-mark {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, var(--accent-primary), #818cf8);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-mark svg {
  width: 36px;
  height: 36px;
  color: white;
}

.card-header h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
}

/* Scan Section */
.scan-section {
  text-align: center;
}

/* Scan Button */
.scan-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  background: linear-gradient(135deg, var(--accent-primary), #818cf8);
  border: none;
  color: white;
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-lg);
  font-weight: 600;
  font-family: var(--font-family);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-btn);
  position: relative;
  overflow: hidden;
  min-width: 220px;
}

.scan-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.scan-btn:active:not(:disabled) {
  transform: translateY(0);
}

.scan-btn:disabled {
  opacity: 0.8;
  cursor: not-allowed;
}

.scan-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transform: translateX(-100%);
  transition: none;
}

.scan-btn.scanning::before {
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  100% { transform: translateX(100%); }
}

.btn-text, .btn-loading {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn-loading {
  display: none;
}

.scan-btn.scanning .btn-text {
  display: none;
}

.scan-btn.scanning .btn-loading {
  display: flex;
}

/* Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Progress Container */
.progress-container {
  margin-top: var(--space-xl);
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity var(--transition-normal), max-height var(--transition-normal);
}

.progress-container.visible {
  opacity: 1;
  max-height: 100px;
}

.progress-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-success), #34d399);
  border-radius: 3px;
  width: 0%;
  transition: width var(--transition-normal);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: progress-shimmer 1.2s infinite;
}

@keyframes progress-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.progress-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.current-port {
  font-family: var(--font-mono);
  color: var(--accent-success);
}

.progress-percent {
  font-family: var(--font-mono);
}

/* Results Container */
.results-container {
  margin-top: var(--space-xl);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.results-container.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Result Status Card */
.result-status {
  padding: var(--space-xl);
  border-radius: var(--radius-md);
  text-align: center;
  margin-bottom: var(--space-lg);
}

.result-status.success {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.result-status.warning {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.result-status.danger {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.05));
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.result-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
}

.result-status.success .result-icon {
  color: var(--accent-success);
}

.result-status.warning .result-icon {
  color: var(--accent-warning);
}

.result-status.danger .result-icon {
  color: var(--accent-danger);
}

.result-status h2 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0;
}

.result-status.success h2 {
  color: var(--accent-success);
}

.result-status.warning h2 {
  color: var(--accent-warning);
}

.result-status.danger h2 {
  color: var(--accent-danger);
}

/* Port List */
.port-list {
  list-style: none;
}

.port-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}

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

.port-number {
  font-weight: 600;
  color: var(--accent-danger);
}

.service-name {
  color: var(--text-muted);
}

.status-badge {
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  background: var(--accent-danger);
  color: white;
}

/* Footer */
.app-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  max-width: 540px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
}

.sponsor {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.sponsor a {
  display: flex;
  align-items: center;
}

.sponsor img {
  height: 24px;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.sponsor img:hover {
  opacity: 1;
}

/* Responsive */
@media (max-width: 600px) {
  .scanner-card {
    padding: var(--space-xl);
    margin: var(--space-sm);
    border-radius: var(--radius-md);
  }

  .card-header h1 {
    font-size: var(--font-size-xl);
  }

  .scan-btn {
    width: 100%;
    padding: var(--space-md);
  }

  .port-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}