/* =============================================================
   Cardy — Central Stylesheet
   All visual styling is controlled from this file.
   ============================================================= */

/* -------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   ------------------------------------------------------- */
:root {
  --color-twistar-purple: #9600E1;
  --color-sparkle-purple: #CC9CDF;
  --color-midnight-blue:  #000030;
  --color-royal-blue:     #0000C8;
  --color-wine-red:       #C80000;
  --color-black:          #000000;
  --color-red:            #FF0000;
  --color-blue:           #0000FF;
  --color-pure-gold:      #FFD700;
  --color-white:          #f5f5ff;
  --color-muted:          #b9b9d695;
  --color-border:         rgba(204, 156, 223, 0.35);

  /* Gradient combinations */
  --gradient-primary:  linear-gradient(135deg, var(--color-twistar-purple) 0%, var(--color-royal-blue) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--color-midnight-blue) 0%, var(--color-twistar-purple) 100%);
  --gradient-subtle:   linear-gradient(135deg, rgba(150, 0, 225, 0.1) 0%, rgba(0, 0, 200, 0.1) 100%);

  /* Shadows */
  --shadow-sm:     0 2px 8px rgba(150, 0, 225, 0.1);
  --shadow-md:     0 4px 16px rgba(150, 0, 225, 0.15);
  --shadow-lg:     0 10px 40px rgba(0, 0, 48, 0.3);
  --shadow-accent: 0 4px 20px rgba(150, 0, 225, 0.4);

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

  /* Typography */
  --font-sans:  'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono:  'Consolas', 'Courier New', monospace;
  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   2rem;

  /* Radius */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast:   0.15s ease;
  --transition-normal: 0.25s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--color-midnight-blue);
  color: var(--color-white);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--color-sparkle-purple);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-white); }

img { max-width: 100%; display: block; }

ul, ol { list-style: none; }

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

.main-content {
  flex: 1;
  padding: var(--spacing-lg) var(--spacing-xl);
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

@media (max-width: 768px) {
  .main-content { padding: var(--spacing-sm); }
}

/* -------------------------------------------------------
   Navigation Bar
   ------------------------------------------------------- */
.navbar {
  background: var(--gradient-primary);
  padding: 0 var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.03em;
}

.navbar-brand svg { width: 28px; height: 28px; }

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.nav-link {
  color: rgba(245, 245, 255, 0.85);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.15);
}

.navbar-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.user-badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: rgba(245, 245, 255, 0.85);
  font-size: var(--text-sm);
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.3);
  flex-shrink: 0;
}

/* -------------------------------------------------------
   Page Header
   ------------------------------------------------------- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.page-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-white);
}

.page-subtitle {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-top: var(--spacing-xs);
}

/* -------------------------------------------------------
   Cards
   ------------------------------------------------------- */
.card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover { box-shadow: var(--shadow-md); }

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

.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-white);
}

/* -------------------------------------------------------
   Stat Cards (Dashboard)
   ------------------------------------------------------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: var(--gradient-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  box-shadow: var(--shadow-sm);
}

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-xs);
  box-shadow: var(--shadow-accent);
}

.stat-card .stat-icon svg { width: 24px; height: 24px; color: var(--color-white); }

.stat-value {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

/* -------------------------------------------------------
   Buttons
   ------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.55rem var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.4;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
  box-shadow: var(--shadow-accent);
  transform: translateY(-1px);
  color: var(--color-white);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
}

.btn-danger {
  background: var(--color-wine-red);
  color: var(--color-white);
}
.btn-danger:hover {
  background: var(--color-red);
  box-shadow: 0 4px 12px rgba(255, 0, 0, 0.3);
  color: var(--color-white);
}

.btn-ghost {
  background: transparent;
  color: var(--color-sparkle-purple);
  border-color: var(--color-sparkle-purple);
}
.btn-ghost:hover {
  background: rgba(204, 156, 223, 0.1);
  color: var(--color-white);
}

.btn-sm {
  padding: 0.3rem 0.75rem;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 0.75rem var(--spacing-lg);
  font-size: var(--text-base);
}

.btn-icon {
  padding: 0.5rem;
  width: 36px;
  height: 36px;
  justify-content: center;
}

/* -------------------------------------------------------
   Forms
   ------------------------------------------------------- */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-sparkle-purple);
  margin-bottom: var(--spacing-xs);
}

.form-control {
  width: 100%;
  padding: 0.65rem var(--spacing-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: var(--text-base);
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  appearance: none;
}

.form-control::placeholder { color: var(--color-muted); }

.form-control:focus {
  border-color: var(--color-twistar-purple);
  box-shadow: 0 0 0 3px rgba(150, 0, 225, 0.2);
}

.form-control:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

select.form-control { cursor: pointer; }

select.form-control option {
  background: var(--color-midnight-blue);
  color: var(--color-white);
}

textarea.form-control { resize: vertical; min-height: 100px; }

.form-check {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-twistar-purple);
  cursor: pointer;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-top: 4px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.form-section-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-sparkle-purple);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--color-border);
}

.form-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

/* -------------------------------------------------------
   Alerts / Flash Messages
   ------------------------------------------------------- */
.alert {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.alert-success {
  background: rgba(0, 200, 100, 0.15);
  border: 1px solid rgba(0, 200, 100, 0.3);
  color: #6dffc0;
}

.alert-error {
  background: rgba(200, 0, 0, 0.15);
  border: 1px solid rgba(200, 0, 0, 0.3);
  color: #ff8080;
}

.alert-info {
  background: rgba(0, 0, 200, 0.15);
  border: 1px solid var(--color-border);
  color: var(--color-sparkle-purple);
}

/* -------------------------------------------------------
   Table
   ------------------------------------------------------- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

thead tr {
  background: rgba(150, 0, 225, 0.15);
}

thead th {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  font-weight: 600;
  color: var(--color-sparkle-purple);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast);
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255, 255, 255, 0.03); }

tbody td {
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-white);
  vertical-align: middle;
}

/* -------------------------------------------------------
   Search Bar
   ------------------------------------------------------- */
.search-bar {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.search-input {
  flex: 1;
  padding: 0.6rem var(--spacing-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}
.search-input:focus { border-color: var(--color-twistar-purple); }
.search-input::placeholder { color: var(--color-muted); }

/* -------------------------------------------------------
   Contact Cards
   ------------------------------------------------------- */
.contacts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.contacts-section-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-sparkle-purple);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: var(--spacing-md) 0 var(--spacing-sm);
}

.contact-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.contact-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-twistar-purple);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: var(--color-white);
}

.contact-avatar {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--color-white);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.contact-avatar img { width: 100%; height: 100%; object-fit: cover; }

.contact-info { flex: 1; overflow: hidden; }

.contact-name {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-white);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.contact-detail {
  font-size: var(--text-xs);
  color: var(--color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 2px;
}

/* -------------------------------------------------------
   Contact Detail View
   ------------------------------------------------------- */
.contact-detail-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.contact-detail-avatar {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-3xl);
  color: var(--color-white);
  flex-shrink: 0;
  box-shadow: var(--shadow-accent);
  overflow: hidden;
}

.contact-detail-avatar img { width: 100%; height: 100%; object-fit: cover; }

.contact-detail-meta h2 { font-size: var(--text-2xl); font-weight: 700; }

.contact-detail-meta .org { color: var(--color-muted); margin-top: 4px; }

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.detail-group { }

.detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-sparkle-purple);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.detail-value {
  font-size: var(--text-base);
  color: var(--color-white);
}

.detail-value a { color: var(--color-sparkle-purple); }
.detail-value a:hover { color: var(--color-white); }

/* -------------------------------------------------------
   Calendar
   ------------------------------------------------------- */
.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.calendar-month-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
}

.calendar-grid {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.02);
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: rgba(150, 0, 225, 0.15);
}

.calendar-weekday {
  padding: var(--spacing-xs) var(--spacing-sm);
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-sparkle-purple);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calendar-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-day {
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  min-height: 100px;
  padding: var(--spacing-xs);
  transition: background var(--transition-fast);
}

.calendar-day:nth-child(7n) { border-right: none; }

.calendar-day:hover { background: rgba(255, 255, 255, 0.03); }

.calendar-day.empty { background: rgba(0, 0, 0, 0.1); }

.calendar-day.today {
  background: rgba(150, 0, 225, 0.1);
  border-color: rgba(150, 0, 225, 0.4);
}

.day-number {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 4px;
  display: inline-block;
  width: 26px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  border-radius: var(--radius-full);
}

.calendar-day.today .day-number {
  background: var(--color-twistar-purple);
  color: var(--color-white);
}

.calendar-event-pill {
  display: block;
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: var(--text-xs);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-bottom: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.calendar-event-pill:hover { opacity: 0.85; color: var(--color-white); }

/* -------------------------------------------------------
   Login Page
   ------------------------------------------------------- */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--spacing-md);
  background: var(--gradient-secondary);
}

.login-box {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
}

.login-logo {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.login-logo-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  box-shadow: var(--shadow-accent);
}

.login-logo h1 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-white);
}

.login-logo p {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* -------------------------------------------------------
   Badge / Tag
   ------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

.badge-purple {
  background: rgba(150, 0, 225, 0.25);
  color: var(--color-sparkle-purple);
}

.badge-gold {
  background: rgba(255, 215, 0, 0.2);
  color: var(--color-pure-gold);
}

.badge-muted {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-muted);
}

/* -------------------------------------------------------
   DAV Client Info Box
   ------------------------------------------------------- */
.dav-info {
  background: var(--gradient-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.dav-info-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-sparkle-purple);
  margin-bottom: var(--spacing-sm);
}

.dav-url {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-sparkle-purple);
  overflow-x: auto;
  white-space: nowrap;
}

/* -------------------------------------------------------
   Empty State
   ------------------------------------------------------- */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-muted);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.4;
}

.empty-state h3 {
  font-size: var(--text-xl);
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

/* -------------------------------------------------------
   Utility Classes
   ------------------------------------------------------- */
.text-muted  { color: var(--color-muted); }
.text-sm     { font-size: var(--text-sm); }
.text-xs     { font-size: var(--text-xs); }
.text-purple { color: var(--color-sparkle-purple); }
.text-gold   { color: var(--color-pure-gold); }
.text-right  { text-align: right; }
.text-center { text-align: center; }

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

.mt-xs       { margin-top: var(--spacing-xs); }
.mt-sm       { margin-top: var(--spacing-sm); }
.mt-md       { margin-top: var(--spacing-md); }
.mt-lg       { margin-top: var(--spacing-lg); }
.mb-sm       { margin-bottom: var(--spacing-sm); }
.mb-md       { margin-bottom: var(--spacing-md); }
.mb-lg       { margin-bottom: var(--spacing-lg); }

.w-full      { width: 100%; }
.sr-only     { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* -------------------------------------------------------
   Divider
   ------------------------------------------------------- */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--spacing-md) 0;
}

/* -------------------------------------------------------
   Scrollbar styling (WebKit)
   ------------------------------------------------------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.03); }
::-webkit-scrollbar-thumb {
  background: rgba(150, 0, 225, 0.4);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: rgba(150, 0, 225, 0.7); }

/* -------------------------------------------------------
   Responsive tweaks
   ------------------------------------------------------- */
@media (max-width: 768px) {
  .navbar { padding: 0 var(--spacing-sm); }
  .navbar-nav .nav-link span { display: none; }
  .contacts-grid { grid-template-columns: 1fr; }
  .calendar-day { min-height: 60px; }
  .calendar-event-pill { display: none; }
  .calendar-day.has-events .day-number::after {
    content: '•';
    color: var(--color-twistar-purple);
    margin-left: 2px;
  }
}