/* Pixachux Support — Design System */

:root {
  /* Surfaces */
  --pixa-bg-base: #0f0f0f;
  --pixa-bg-raised: #1a1a1a;
  --pixa-bg-surface: #242424;
  --pixa-bg-elevated: #2d2d2d;
  --pixa-bg-input: #f5f5f5;

  /* Text */
  --pixa-text-primary: #e5e5e5;
  --pixa-text-secondary: #a3a3a3;
  --pixa-text-muted: #737373;
  --pixa-text-input: #171717;
  --pixa-text-input-placeholder: #525252;

  /* Accent */
  --pixa-yellow: #ffd700;
  --pixa-gold: #ffe000;
  --pixa-yellow-dim: rgba(255, 215, 0, 0.12);
  --pixa-yellow-glow: rgba(255, 215, 0, 0.25);

  /* Borders & shadows */
  --pixa-border: rgba(255, 255, 255, 0.08);
  --pixa-border-accent: rgba(255, 215, 0, 0.22);
  --pixa-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --pixa-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.3);
  --pixa-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.45);

  /* Status */
  --status-neu-bg: rgba(59, 130, 246, 0.15);
  --status-neu-text: #93c5fd;
  --status-neu-border: rgba(59, 130, 246, 0.3);
  --status-progress-bg: rgba(255, 215, 0, 0.12);
  --status-progress-text: #fde68a;
  --status-progress-border: rgba(255, 215, 0, 0.3);
  --status-waiting-bg: rgba(251, 146, 60, 0.15);
  --status-waiting-text: #fdba74;
  --status-waiting-border: rgba(251, 146, 60, 0.3);
  --status-closed-bg: rgba(115, 115, 115, 0.2);
  --status-closed-text: #a3a3a3;
  --status-closed-border: rgba(115, 115, 115, 0.3);
}

/* Typography */
body {
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3 {
  line-height: 1.3;
  letter-spacing: -0.01em;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  background-color: var(--pixa-yellow);
  color: #1a1a1a;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
  box-shadow: var(--pixa-shadow-sm);
}

.btn-primary:hover {
  background-color: var(--pixa-gold);
  box-shadow: 0 0 0 3px var(--pixa-yellow-dim);
}

.btn-primary:active {
  transform: scale(0.98);
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 0.875rem;
  background-color: var(--pixa-bg-surface);
  color: var(--pixa-text-primary);
  border: 1px solid var(--pixa-border);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn-secondary:hover {
  background-color: var(--pixa-bg-elevated);
  border-color: var(--pixa-border-accent);
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 0.875rem;
  background-color: transparent;
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.35);
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-danger:hover {
  background-color: rgba(239, 68, 68, 0.12);
}

/* Form inputs — light fields with dark text for readability on dark UI */
.input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 1.0625rem;
  line-height: 1.5;
  background-color: var(--pixa-bg-input);
  color: var(--pixa-text-input);
  caret-color: var(--pixa-yellow);
  border: 2px solid rgba(255, 255, 255, 0.18);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.06);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.input::placeholder {
  color: var(--pixa-text-input-placeholder);
  opacity: 1;
}

.input:hover {
  border-color: rgba(255, 255, 255, 0.28);
  background-color: #fafafa;
}

.input:focus {
  outline: none;
  background-color: #ffffff;
  border-color: var(--pixa-yellow);
  box-shadow: 0 0 0 4px var(--pixa-yellow-glow), inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.input:-webkit-autofill,
.input:-webkit-autofill:hover,
.input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--pixa-text-input);
  -webkit-box-shadow: 0 0 0 1000px #ffffff inset;
  box-shadow: 0 0 0 1000px #ffffff inset;
  caret-color: var(--pixa-yellow);
}

select.input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23525252'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.625rem center;
  background-size: 1.25rem;
  padding-right: 2.5rem;
}

textarea.input {
  resize: vertical;
  min-height: 6rem;
}

.input-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 1.125rem;
  letter-spacing: 0.15em;
  text-align: center;
}

label.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--pixa-text-primary);
}

/* Cards */
.card {
  background-color: var(--pixa-bg-raised);
  border: 1px solid var(--pixa-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--pixa-shadow);
}

.card-interactive {
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.card-interactive:hover {
  border-color: var(--pixa-border-accent);
  background-color: var(--pixa-bg-surface);
  box-shadow: var(--pixa-shadow-lg);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
}

.badge-neu {
  background-color: var(--status-neu-bg);
  color: var(--status-neu-text);
  border-color: var(--status-neu-border);
}

.badge-in_bearbeitung {
  background-color: var(--status-progress-bg);
  color: var(--status-progress-text);
  border-color: var(--status-progress-border);
}

.badge-wartet_auf_kunde {
  background-color: var(--status-waiting-bg);
  color: var(--status-waiting-text);
  border-color: var(--status-waiting-border);
}

.badge-geschlossen {
  background-color: var(--status-closed-bg);
  color: var(--status-closed-text);
  border-color: var(--status-closed-border);
}

.badge-priority {
  background-color: var(--pixa-bg-elevated);
  color: var(--pixa-text-secondary);
  border-color: var(--pixa-border);
}

.badge-category {
  background-color: var(--pixa-bg-surface);
  color: var(--pixa-text-muted);
  border-color: var(--pixa-border);
}

/* Filter tabs */
.filter-tab {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--pixa-text-secondary);
  background-color: var(--pixa-bg-surface);
  border: 1px solid var(--pixa-border);
  transition: all 0.15s ease;
}

.filter-tab:hover {
  color: var(--pixa-text-primary);
  background-color: var(--pixa-bg-elevated);
  border-color: var(--pixa-border-accent);
}

.filter-tab-active {
  color: #1a1a1a;
  background-color: var(--pixa-yellow);
  border-color: var(--pixa-yellow);
  font-weight: 600;
}

.filter-tab-active:hover {
  color: #1a1a1a;
  background-color: var(--pixa-gold);
  border-color: var(--pixa-gold);
}

/* Tables */
.data-table {
  width: 100%;
  font-size: 0.9375rem;
  border-collapse: collapse;
}

.data-table thead tr {
  border-bottom: 1px solid var(--pixa-border);
}

.data-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--pixa-text-muted);
}

.data-table th.sortable-th {
  padding: 0;
}

.data-table .sort-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.75rem 1rem;
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
}

.data-table .sort-link:hover {
  color: var(--pixa-text-primary);
  background: rgba(255, 255, 255, 0.03);
}

.data-table th.is-sorted .sort-link {
  color: var(--pixa-yellow, #eab308);
}

.data-table .sort-indicator {
  font-size: 0.7rem;
  opacity: 0.55;
}

.data-table th.is-sorted .sort-indicator {
  opacity: 1;
}

.data-table td {
  padding: 0.875rem 1rem;
  color: var(--pixa-text-primary);
}

.data-table tbody tr {
  border-bottom: 1px solid var(--pixa-border);
  transition: background-color 0.1s ease;
}

.data-table tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.02);
}

.data-table tbody tr:hover {
  background-color: var(--pixa-yellow-dim);
}

/* Alerts */
.alert {
  padding: 0.875rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  border: 1px solid;
}

.alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.alert-success {
  background-color: rgba(34, 197, 94, 0.1);
  border-color: rgba(34, 197, 94, 0.35);
  color: #86efac;
}

/* Nav links */
.nav-link {
  color: var(--pixa-text-secondary);
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-link:hover {
  color: var(--pixa-yellow);
}

/* Language select */
.lang-select {
  padding: 0.375rem 1.75rem 0.375rem 0.625rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  background-color: var(--pixa-bg-surface);
  color: var(--pixa-text-secondary);
  border: 1px solid var(--pixa-border);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23a3a3a3'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.25rem center;
  background-size: 1rem;
  transition: border-color 0.15s ease;
}

.lang-select:hover,
.lang-select:focus {
  border-color: var(--pixa-border-accent);
  outline: none;
}

/* Code blocks */
.code-block {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8125rem;
  line-height: 1.5;
  background-color: var(--pixa-bg-base);
  color: var(--pixa-yellow);
  border: 1px solid var(--pixa-border);
  word-break: break-all;
}

/* File input styling */
.input[type="file"] {
  padding: 0.5rem;
  font-size: 0.9375rem;
  color: var(--pixa-text-input);
}

.input[type="file"]::file-selector-button {
  margin-right: 0.75rem;
  padding: 0.375rem 0.875rem;
  border-radius: 0.375rem;
  border: none;
  background-color: var(--pixa-yellow);
  color: #1a1a1a;
  font-weight: 600;
  font-size: 0.8125rem;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.input[type="file"]::file-selector-button:hover {
  background-color: var(--pixa-gold);
}

/* Checkbox */
input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--pixa-yellow);
  cursor: pointer;
}

/* Page headings */
.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--pixa-text-primary);
  letter-spacing: -0.02em;
}

.page-title-accent {
  color: var(--pixa-yellow);
}

.section-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--pixa-text-primary);
  margin-bottom: 0.75rem;
}

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  color: var(--pixa-text-muted);
  transition: color 0.15s ease;
}

.back-link:hover {
  color: var(--pixa-yellow);
}

/* Comment cards */
.comment-internal {
  border-color: rgba(251, 146, 60, 0.35) !important;
  background-color: rgba(251, 146, 60, 0.05);
}

/* Success icon */
.success-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 9999px;
  background-color: var(--pixa-yellow-dim);
  color: var(--pixa-yellow);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

/* Ticket meta */
.ticket-id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pixa-yellow);
}

.ticket-meta {
  font-size: 0.8125rem;
  color: var(--pixa-text-muted);
}

/* Empty state */
.empty-state {
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--pixa-text-muted);
  background-color: var(--pixa-bg-raised);
  border: 1px dashed var(--pixa-border);
  border-radius: 0.75rem;
}