/* ============================================
   OpenEvent - Design System
   Theme: Dark Neon (Violet / Cyan / Rose)
   ============================================ */

:root {
  /* Backgrounds */
  --color-bg: #0f0f1a;
  --color-surface: #1a1a2e;
  --color-surface-elevated: #242442;
  --color-surface-hover: #2d2d52;

  /* Primary: Violet */
  --color-primary: #6C5CE7;
  --color-primary-hover: #5a4bd6;
  --color-primary-soft: rgba(108, 92, 231, 0.15);

  /* Secondary: Cyan */
  --color-secondary: #00CEC9;
  --color-secondary-soft: rgba(0, 206, 201, 0.15);

  /* Accent: Rose */
  --color-accent: #FD79A8;
  --color-accent-hover: #e56a96;
  --color-accent-soft: rgba(253, 121, 168, 0.15);

  /* Danger */
  --color-danger: #ff4757;
  --color-danger-hover: #e84118;
  --color-danger-soft: rgba(255, 71, 87, 0.15);

  /* Success */
  --color-success: #2ed573;
  --color-success-soft: rgba(46, 213, 115, 0.15);

  /* Text */
  --color-text: #ffffff;
  --color-text-muted: #a0a0b8;
  --color-text-dim: #6c6c8a;

  /* Borders */
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-focus: rgba(108, 92, 231, 0.5);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow-primary: 0 0 20px rgba(108, 92, 231, 0.3);
  --shadow-glow-secondary: 0 0 20px rgba(0, 206, 201, 0.2);

  /* Radius */
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Spacing */
  --spacing-xs: 6px;
  --spacing-sm: 10px;
  --spacing: 16px;
  --spacing-md: 20px;
  --spacing-lg: 28px;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-size-sm: 0.85rem;
  --font-size: 0.95rem;
  --font-size-md: 1.05rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
}

/* ============================================
   Base
   ============================================ */

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

html, body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  height: 100%;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  min-height: 100vh;
  background: var(--color-bg);
}

/* ============================================
   Layout
   ============================================ */

.page {
  padding: var(--spacing);
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

/* PC: container de largeur fixe identique sur toutes les pages */
@media (min-width: 768px) {
  #app {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-lg) 0;
  }

  .page {
    width: 580px;
    max-width: 580px;
    padding: var(--spacing-md) var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .page {
    width: 580px;
    max-width: 580px;
  }
}

/* ============================================
   Header
   ============================================ */

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing) var(--spacing-md);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-elevated) 100%);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
}

.header h1 {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  letter-spacing: -0.02em;
}

.header button {
  width: auto;
  padding: 8px 16px;
  font-size: var(--font-size-sm);
  background: var(--color-primary);
  color: var(--color-text);
  border: none;
  margin: 0;
  font-weight: 700;
  box-shadow: var(--shadow-glow-primary);
}

.header button.secondary {
  background: var(--color-surface-elevated);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  box-shadow: none;
}

/* ============================================
   Typography
   ============================================ */

h1 {
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  letter-spacing: -0.03em;
}

h2 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  color: var(--color-text);
}

h3 {
  font-size: var(--font-size-md);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  margin-top: var(--spacing-md);
  color: var(--color-text);
}

p {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   Forms
   ============================================ */

input:not([type="checkbox"]):not([type="radio"]), textarea, select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size);
  font-family: inherit;
  margin-bottom: var(--spacing-sm);
  background: var(--color-surface);
  color: var(--color-text);
}

input[type="checkbox"],
input[type="radio"] {
  width: auto;
  margin: 0;
  margin-right: 10px;
  accent-color: var(--color-primary);
  cursor: pointer;
  vertical-align: middle;
}

input::placeholder, textarea::placeholder {
  color: var(--color-text-dim);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
  background: var(--color-surface-elevated);
}

textarea {
  min-height: 90px;
  resize: vertical;
}

label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   Buttons
   ============================================ */

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size);
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  background: var(--color-primary);
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  width: 100%;
}

button:hover:not(:disabled) {
  background: var(--color-primary-hover);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

button.secondary {
  background: var(--color-surface-elevated);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

button.secondary:hover:not(:disabled) {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

button.success {
  background: var(--color-success);
  color: #0f0f1a;
}

button.success:hover:not(:disabled) {
  filter: brightness(1.1);
}

button.danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border: 1px solid rgba(255, 71, 87, 0.2);
}

button.danger:hover:not(:disabled) {
  background: var(--color-danger);
  color: var(--color-text);
}

button.small {
  width: auto;
  padding: 8px 14px;
  font-size: var(--font-size-sm);
}

/* ============================================
   Cards
   ============================================ */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
}

.card-title {
  font-weight: 700;
  font-size: var(--font-size-md);
  margin-bottom: 4px;
  color: var(--color-text);
}

.card-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================================
   List Items
   ============================================ */

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

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

/* ============================================
   Badges
   ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: var(--spacing-xs);
}

.badge-owner {
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border: 1px solid rgba(253, 121, 168, 0.2);
}

.badge-admin {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid rgba(108, 92, 231, 0.2);
}

.badge-member {
  background: var(--color-surface-hover);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* ============================================
   Tabs
   ============================================ */

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: var(--spacing-md);
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
  display: none;
}

.tab {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  width: auto;
  margin: 0;
}

.tab.active {
  background: var(--color-primary);
  color: var(--color-text);
  border-color: var(--color-primary);
}

/* ============================================
   Poll
   ============================================ */

.poll-option {
  display: flex;
  align-items: center;
  padding: 14px var(--spacing);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
  background: var(--color-surface);
}

.poll-option.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.poll-bar {
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  height: 40px;
  position: relative;
  margin-bottom: var(--spacing-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.poll-bar-fill {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  height: 100%;
  border-radius: var(--radius-sm);
}

.poll-bar-text {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  padding: 0 var(--spacing);
  font-size: var(--font-size-sm);
  font-weight: 600;
  justify-content: space-between;
  color: var(--color-text);
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* ============================================
   Chips
   ============================================ */

.participants-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.participant-chip {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1px solid rgba(108, 92, 231, 0.15);
}

/* ============================================
   Utilities
   ============================================ */

.empty {
  text-align: center;
  color: var(--color-text-dim);
  padding: 48px var(--spacing);
  font-style: italic;
}

.error {
  color: var(--color-danger);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing);
  background: var(--color-danger-soft);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 71, 87, 0.2);
}

.notice {
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing);
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(108, 92, 231, 0.2);
}

.notice strong {
  color: var(--color-secondary);
}

.back-link {
  color: var(--color-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Connected user info */
p strong {
  color: var(--color-secondary);
  font-weight: 700;
}

/* Form section spacing */
form {
  margin-top: var(--spacing-sm);
}

/* Add some spacing between form elements */
form > *:last-child {
  margin-bottom: 0;
}

/* Desktop card grid for wider screens */
@media (min-width: 768px) {
  .card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
}

@media (min-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}