/* ============================================================================
   AloneAIOR Activation System - User Mode
   Version: 2.0
   Description: Simplified interface for end-users (hides subscription details)
   ========================================================================== */

/* Import the full commercial stylesheet as base */
/* All styles are inherited from commercial.css with specific overrides below */

/* ==========================================================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================================================== */
:root {
  /* Color Palette - Semantic naming */
  --color-background-primary: #0a0a0f;
  --color-background-secondary: #13141f;
  --color-background-tertiary: rgba(255, 255, 255, 0.02);
  
  --color-border-default: #1e2030;
  --color-border-focus: rgba(124, 58, 237, 0.4);
  --color-border-error: #ef4444;
  
  --color-text-primary: #e4e4e7;
  --color-text-secondary: #a1a1aa;
  --color-text-inverse: #ffffff;
  
  --color-brand-primary: #7c3aed;
  --color-brand-primary-hover: #8b5cf6;
  --color-brand-secondary: #10b981;
  
  --color-status-success: #10b981;
  --color-status-error: #ef4444;
  --color-status-warning: #f59e0b;
  --color-status-info: #3b82f6;
  
  /* Spacing Scale - 8px base */
  --spacing-unit: 0.5rem;
  --spacing-2x: 1rem;
  --spacing-3x: 1.5rem;
  --spacing-4x: 2rem;
  --spacing-5x: 2.5rem;
  --spacing-6x: 3rem;
  
  /* Typography Scale */
  --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-family-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Consolas', 'Courier New', monospace;
  
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.8125rem;    /* 13px */
  --font-size-base: 0.9375rem;  /* 15px */
  --font-size-md: 1rem;         /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --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);
  --shadow-glow-primary: 0 4px 20px rgba(124, 58, 237, 0.3);
  --shadow-glow-success: 0 4px 20px rgba(16, 185, 129, 0.3);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Z-index Scale */
  --z-index-background: -1;
  --z-index-default: 1;
  --z-index-dropdown: 100;
  --z-index-sticky: 200;
  --z-index-modal: 500;
  --z-index-toast: 1000;
}

/* ==========================================================================
   2. CSS RESET & BASE STYLES
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background: var(--color-background-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

button:disabled {
  cursor: not-allowed;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-brand-primary);
  outline-offset: 2px;
}

/* ==========================================================================
   3. LAYOUT COMPONENTS
   ========================================================================== */

.layout-page {
  position: fixed;
  inset: 0;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: env(safe-area-inset-top, 0) 
           env(safe-area-inset-right, 0) 
           env(safe-area-inset-bottom, 0) 
           env(safe-area-inset-left, 0);
}

.layout-shell {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3x);
}

.layout-card {
  position: relative;
  width: 100%;
  max-width: 75rem;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-4x);
  box-shadow: var(--shadow-xl);
}

.layout-grid {
  display: grid;
  gap: var(--spacing-4x);
  grid-template-columns: 1fr;
}

.layout-panel {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3x);
  min-width: 0;
}

.layout-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-2x);
  flex-wrap: wrap;
}

.layout-stack {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2x);
}

.layout-form-row {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-unit);
  width: 100%;
}

.layout-actions {
  display: flex;
  gap: var(--spacing-unit);
  flex-wrap: wrap;
  margin-top: var(--spacing-2x);
}

/* ==========================================================================
   4. COMPONENT STYLES
   ========================================================================== */

.background-gradient {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
  pointer-events: none;
  z-index: var(--z-index-background);
  will-change: transform;
}

.background-gradient--primary {
  top: -8%;
  left: -8%;
  width: 35rem;
  height: 35rem;
  background: var(--color-brand-primary);
}

.background-gradient--secondary {
  bottom: -12%;
  right: -8%;
  width: 40rem;
  height: 40rem;
  background: var(--color-brand-secondary);
}

.background-gradient--accent {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 30rem;
  height: 30rem;
  background: var(--color-status-warning);
  opacity: 0.06;
}

.typography-heading {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  background: linear-gradient(135deg, var(--color-brand-primary), var(--color-brand-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  word-break: break-word;
}

.typography-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-top: var(--spacing-unit);
  line-height: var(--line-height-relaxed);
}

.typography-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-unit);
  display: block;
}

.typography-hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.typography-caption {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  padding-top: var(--spacing-2x);
  border-top: 1px solid var(--color-border-default);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-unit);
  padding: var(--spacing-unit) var(--spacing-2x);
  background: rgba(124, 58, 237, 0.08);
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
}

.status-badge__indicator {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-text-secondary);
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  flex-shrink: 0;
}

.status-badge__indicator--success {
  background: var(--color-status-success);
}

.status-badge__indicator--error {
  background: var(--color-status-error);
}

.status-badge__indicator--warning {
  background: var(--color-status-warning);
}

@keyframes pulse {
  0%, 100% { 
    opacity: 1;
    transform: scale(1);
  }
  50% { 
    opacity: 0.5;
    transform: scale(0.95);
  }
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-unit);
  padding: var(--spacing-2x);
  background: var(--color-background-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(124, 58, 237, 0.3);
  transform: translateY(-2px);
}

.feature-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.feature-card__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.form-input {
  flex: 1;
  min-width: 0;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid var(--color-border-default);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
  outline: none;
}

.form-input:hover {
  border-color: rgba(124, 58, 237, 0.3);
}

.form-input:focus {
  border-color: var(--color-brand-primary);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-input[aria-invalid="true"] {
  border-color: var(--color-status-error);
  background: rgba(239, 68, 68, 0.05);
}

.form-input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.6;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-unit);
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  line-height: 1;
  transition: all var(--transition-base);
  outline: none;
  white-space: nowrap;
  min-height: 2.75rem;
  touch-action: manipulation;
}

.button:active {
  transform: translateY(1px);
}

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

.button--primary {
  background: var(--color-brand-primary);
  color: var(--color-text-inverse);
}

.button--primary:hover:not(:disabled) {
  background: var(--color-brand-primary-hover);
  box-shadow: var(--shadow-glow-primary);
  transform: translateY(-2px);
}

.button--secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1.5px solid var(--color-border-default);
  color: var(--color-text-primary);
}

.button--secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-brand-primary);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-unit);
  padding: 0.875rem 1rem;
  background: var(--color-background-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-2x);
}

.status-indicator__spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--color-brand-primary);
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--transition-base);
  flex-shrink: 0;
}

.status-indicator--loading .status-indicator__spinner {
  opacity: 1;
  animation: spin 0.8s linear infinite;
}

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

.result-display {
  margin-top: var(--spacing-2x);
  padding: var(--spacing-2x);
  background: var(--color-background-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--color-text-secondary);
  overflow-wrap: anywhere;
}

.result-display--success {
  background: rgba(16, 185, 129, 0.05);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--color-status-success);
}

.result-display--error {
  background: rgba(239, 68, 68, 0.05);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--color-status-error);
}

.result-display--warning {
  background: rgba(245, 158, 11, 0.05);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--color-status-warning);
}

/* ==========================================================================
   USER MODE OVERRIDE: Hide Subscription Details
   ========================================================================== */
.subscription-details {
  display: none !important;
}

/* ==========================================================================
   5. DONATION SECTION (Visible in User Mode)
   ========================================================================== */
.donation-section {
  margin-top: var(--spacing-3x);
  padding: var(--spacing-2x);
  background: rgba(16, 185, 129, 0.05);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(-0.5rem);
  transition: all var(--transition-slow);
  pointer-events: none;
}

.donation-section--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.donation-section__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-2x);
  margin-bottom: var(--spacing-2x);
  padding-bottom: var(--spacing-unit);
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
  flex-wrap: wrap;
}

.donation-section__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.donation-section__method {
  font-size: var(--font-size-sm);
  color: var(--color-status-success);
  font-weight: var(--font-weight-medium);
}

.donation-section__content {
  display: flex;
  gap: var(--spacing-2x);
  align-items: center;
}

.donation-section__qr-wrapper {
  flex-shrink: 0;
  width: 7.5rem;
  height: 7.5rem;
  padding: var(--spacing-unit);
  background: var(--color-text-inverse);
  border-radius: var(--radius-md);
}

.donation-section__qr-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.donation-section__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.toast-notification {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(5rem);
  padding: 1rem 1.5rem;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  transition: all var(--transition-slow);
  z-index: var(--z-index-toast);
  white-space: nowrap;
  max-width: calc(100vw - 2rem);
  pointer-events: none;
}

.toast-notification--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.toast-notification--success {
  background: var(--color-status-success);
  border-color: var(--color-status-success);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-glow-success);
}

.toast-notification--error {
  background: var(--color-status-error);
  border-color: var(--color-status-error);
  color: var(--color-text-inverse);
}

.toast-notification--warning {
  background: var(--color-status-warning);
  border-color: var(--color-status-warning);
  color: var(--color-text-inverse);
}

/* ==========================================================================
   6. RESPONSIVE DESIGN
   ========================================================================== */

@media (min-width: 48rem) {
  .layout-form-row {
    flex-direction: row;
    align-items: flex-start;
  }
  
  .form-input {
    min-width: 240px;
  }
}

@media (min-width: 64rem) {
  .layout-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-6x);
  }
}

@media (min-width: 80rem) {
  .layout-shell {
    padding: var(--spacing-4x);
  }
}

@media (max-width: 47.9375rem) {
  :root {
    --spacing-unit: 0.375rem;
    --spacing-2x: 0.75rem;
    --spacing-3x: 1.125rem;
    --spacing-4x: 1.5rem;
  }
  
  .layout-shell {
    padding: var(--spacing-2x);
    align-items: flex-start;
  }
  
  .layout-card {
    padding: var(--spacing-3x);
  }
  
  .typography-heading {
    font-size: var(--font-size-xl);
  }
  
  .typography-subtitle {
    font-size: var(--font-size-sm);
  }
  
  .button {
    width: 100%;
    min-height: 3rem;
  }
  
  .layout-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .layout-actions .button {
    width: 100%;
  }
  
  .donation-section__content {
    flex-direction: column;
    text-align: center;
  }
  
  .donation-section__qr-wrapper {
    width: 10rem;
    height: 10rem;
  }
  
  .toast-notification {
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    transform: translateX(0) translateY(5rem);
    white-space: normal;
    max-width: none;
  }
  
  .toast-notification--visible {
    transform: translateX(0) translateY(0);
  }
}

@media (max-width: 23.4375rem) {
  .layout-card {
    padding: var(--spacing-2x);
  }
  
  .typography-heading {
    font-size: var(--font-size-lg);
  }
  
  .form-input {
    font-size: var(--font-size-xs);
    padding: 0.75rem;
  }
}

@media (max-height: 500px) and (orientation: landscape) {
  .layout-shell {
    align-items: flex-start;
    padding-top: var(--spacing-2x);
    padding-bottom: var(--spacing-2x);
  }
}

/* ==========================================================================
   7. UTILITY CLASSES
   ========================================================================== */

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

@media print {
  .background-gradient,
  .toast-notification,
  .button {
    display: none !important;
  }
  
  .layout-card {
    border: 1px solid #000;
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media (prefers-contrast: high) {
  .layout-card {
    border-width: 2px;
  }
  
  .form-input,
  .button {
    border-width: 2px;
  }
}