/* CSS Custom Properties für Light/Dark Mode */
:root {
  /* Light Mode */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-bg-card: #ffffff;
  --color-bg-overlay: rgba(0, 0, 0, 0.5);
  
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-tertiary: #64748b;
  --color-text-inverse: #ffffff;
  
  --color-border-primary: #e2e8f0;
  --color-border-secondary: #cbd5e1;
  --color-border-focus: #3b82f6;
  
  --color-accent-primary: #3b82f6;
  --color-accent-secondary: #1d4ed8;
  --color-accent-hover: #2563eb;
  
  --color-success: #10b981;
  --color-success-bg: #d1fae5;
  --color-warning: #f59e0b;
  --color-warning-bg: #fef3c7;
  --color-error: #ef4444;
  --color-error-bg: #fee2e2;
  
  --color-gradient-start: #3b82f6;
  --color-gradient-end: #1d4ed8;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg-primary: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-bg-card: #1e293b;
    --color-bg-overlay: rgba(0, 0, 0, 0.7);
    
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-tertiary: #94a3b8;
    --color-text-inverse: #0f172a;
    
    --color-border-primary: #334155;
    --color-border-secondary: #475569;
    --color-border-focus: #60a5fa;
    
    --color-accent-primary: #60a5fa;
    --color-accent-secondary: #3b82f6;
    --color-accent-hover: #2563eb;
    
    --color-success: #34d399;
    --color-success-bg: #064e3b;
    --color-warning: #fbbf24;
    --color-warning-bg: #451a03;
    --color-error: #f87171;
    --color-error-bg: #450a0a;
    
    --color-gradient-start: #60a5fa;
    --color-gradient-end: #3b82f6;
  }
}

/* Dark Mode Toggle */
[data-theme="dark"] {
  --color-bg-primary: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-bg-tertiary: #334155;
  --color-bg-card: #1e293b;
  --color-bg-overlay: rgba(0, 0, 0, 0.7);
  
  --color-text-primary: #f8fafc;
  --color-text-secondary: #cbd5e1;
  --color-text-tertiary: #94a3b8;
  --color-text-inverse: #0f172a;
  
  --color-border-primary: #334155;
  --color-border-secondary: #475569;
  --color-border-focus: #60a5fa;
  
  --color-accent-primary: #60a5fa;
  --color-accent-secondary: #3b82f6;
  --color-accent-hover: #2563eb;
  
  --color-success: #34d399;
  --color-success-bg: #064e3b;
  --color-warning: #fbbf24;
  --color-warning-bg: #451a03;
  --color-error: #f87171;
  --color-error-bg: #450a0a;
  
  --color-gradient-start: #60a5fa;
  --color-gradient-end: #3b82f6;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }
}

/* Header */
.header {
  background-color: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--color-text-primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent-primary);
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.theme-toggle {
  background: none;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
  background-color: var(--color-bg-secondary);
}

.theme-icon {
  width: 20px;
  height: 20px;
}

/* Main Content */
.main {
  min-height: calc(100vh - 200px);
  padding: var(--spacing-3xl) 0;
}

/* Hero Section */
.hero {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
}

/* Form Section */
.form-section {
  margin-bottom: var(--spacing-3xl);
}

.form-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  margin: 0 auto;
}

.form-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.form-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.form-header p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* Form Styles */
.secret-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.input-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.input-icon {
  width: 16px;
  height: 16px;
  color: var(--color-text-tertiary);
}

.input-wrapper {
  position: relative;
}

.input-field {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: all var(--transition-fast);
  resize: vertical;
}

.input-field:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.input-field::placeholder {
  color: var(--color-text-tertiary);
}

.secret-input {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.input-action {
  position: absolute;
  right: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-tertiary);
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.input-action:hover {
  color: var(--color-accent-primary);
  background-color: var(--color-bg-secondary);
}

.action-icon {
  width: 18px;
  height: 18px;
}

.input-hint {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.hint-icon {
  width: 12px;
  height: 12px;
}

.select-field {
  cursor: pointer;
  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 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
  appearance: none;
}

/* Submit Button */
.submit-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.submit-button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.submit-button:active {
  transform: translateY(0);
}

.submit-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.button-icon {
  width: 18px;
  height: 18px;
}

/* Result Section */
.result-section {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl);
  background-color: var(--color-success-bg);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-lg);
}

.result-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.result-icon {
  width: 20px;
  height: 20px;
  color: var(--color-success);
}

.result-header h3 {
  color: var(--color-success);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-lg);
}

.result-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.result-url {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.result-label {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.url-container {
  display: flex;
  gap: var(--spacing-sm);
}

.url-input {
  flex: 1;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  font-size: var(--font-size-sm);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text-primary);
}

.copy-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background-color: var(--color-accent-primary);
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.copy-button:hover {
  background-color: var(--color-accent-hover);
}

.copy-icon {
  width: 14px;
  height: 14px;
}

.result-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.info-icon {
  width: 14px;
  height: 14px;
  color: var(--color-text-tertiary);
}

/* Features Section */
.features-section {
  margin-bottom: var(--spacing-3xl);
}

.features-title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2xl);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-primary);
}

.feature-icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent-primary);
  margin: 0 auto var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
}

.feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

/* Footer */
.footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border-primary);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-3xl);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-content p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent-primary);
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  min-width: 300px;
  transform: translateX(100%);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast.success {
  border-color: var(--color-success);
  background-color: var(--color-success-bg);
}

.toast.error {
  border-color: var(--color-error);
  background-color: var(--color-error-bg);
}

.toast.warning {
  border-color: var(--color-warning);
  background-color: var(--color-warning-bg);
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast.success .toast-icon {
  color: var(--color-success);
}

.toast.error .toast-icon {
  color: var(--color-error);
}

.toast.warning .toast-icon {
  color: var(--color-warning);
}

.toast-message {
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* Utility Classes */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Loading States */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--color-border-primary);
  border-top-color: var(--color-accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 640px) {
  .form-card {
    padding: var(--spacing-lg);
  }
  
  .url-container {
    flex-direction: column;
  }
  
  .copy-button {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .toast-container {
    left: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .toast {
    min-width: auto;
  }
}

/* View Page Specific Styles */
.status-message {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border-primary);
  border-top-color: var(--color-accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.secret-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.message-section {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
}

.message-display {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-primary);
  white-space: pre-wrap;
  word-wrap: break-word;
}

.visibility-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: none;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  padding: var(--spacing-xs) var(--spacing-sm);
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  margin-left: auto;
}

.visibility-toggle:hover {
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
  background-color: var(--color-bg-secondary);
}

.secret-display {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  position: relative;
}

.secret-text {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-primary);
  white-space: pre-wrap;
  word-wrap: break-word;
  margin: 0;
  background: none;
  border: none;
  padding: 0;
  overflow: auto;
  max-height: 300px;
}

.secret-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.copy-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: linear-gradient(135deg, var(--color-gradient-start), var(--color-gradient-end));
  color: var(--color-text-inverse);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.copy-button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.copy-button:active {
  transform: translateY(0);
}

.copy-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.copy-icon {
  width: 18px;
  height: 18px;
}

.warning-message {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background-color: rgba(254, 243, 199, 0.7);
  border: 2px solid rgba(245, 158, 11, 0.6);
  border-radius: var(--radius-lg);
  color: #92400e;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  box-shadow: 0 2px 4px rgba(245, 158, 11, 0.1);
}

.warning-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
  color: #f59e0b;
}

.error-content {
  text-align: center;
  padding: var(--spacing-2xl);
}

.error-icon {
  width: 64px;
  height: 64px;
  color: var(--color-error);
  margin: 0 auto var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-error-bg);
  border-radius: 50%;
}

.error-content h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.error-content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.error-actions {
  display: flex;
  justify-content: center;
}

.button-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.button-link:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.button-icon {
  width: 18px;
  height: 18px;
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .theme-toggle,
  .submit-button,
  .copy-button,
  .visibility-toggle {
    display: none;
  }
  
  .form-card {
    box-shadow: none;
    border: 1px solid #000;
  }
  
  .secret-text {
    max-height: none;
  }
}