/* ─── Theme tokens ─────────────────────────────────────── */
[data-theme="dark"] {
  --bg:          #0d1117;
  --bg-elevated: #161b22;
  --card:        #161b22;
  --card-hover:  #1c2333;
  --accent:      #3b82f6;
  --accent-hover:#2563eb;
  --accent-soft: rgba(59,130,246,.12);
  --text:        #e6edf3;
  --text-secondary: #8b949e;
  --muted:       #8b949e;
  --border:      #30363d;
  --radius:      10px;
  --danger:      #f85149;
  --success:     #3fb950;
  --warning:     #d29922;
  --shadow:      0 2px 12px rgba(0,0,0,.3);
}
[data-theme="light"] {
  --bg:          #f0f2f5;
  --bg-elevated: #ffffff;
  --card:        #ffffff;
  --card-hover:  #f8f9fb;
  --accent:      #2563eb;
  --accent-hover:#1d4ed8;
  --accent-soft: rgba(37,99,235,.08);
  --text:        #1a1a2e;
  --text-secondary: #64748b;
  --muted:       #64748b;
  --border:      #e2e8f0;
  --radius:      10px;
  --danger:      #dc2626;
  --success:     #16a34a;
  --warning:     #ca8a04;
  --shadow:      0 2px 12px rgba(0,0,0,.06);
}

/* ─── Reset & base ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--text);
  line-height: 1.5; transition: background .2s, color .2s;
}
::selection { background: var(--accent); color: #fff; }
a { color: var(--accent); text-decoration: none; }

/* ─── Login ────────────────────────────────────────────── */
.login-screen {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; background: var(--bg);
  background-image: radial-gradient(circle at 20% 80%, var(--accent-soft) 0, transparent 50%),
                    radial-gradient(circle at 80% 20%, var(--accent-soft) 0, transparent 50%);
}
.login-box {
  background: var(--card); padding: 40px 36px; border-radius: 16px;
  box-shadow: var(--shadow); width: 380px; text-align: center;
  border: 1px solid var(--border);
}
.login-logo { margin-bottom: 12px; }
.login-box h1 { color: var(--accent); margin-bottom: 2px; font-size: 28px; letter-spacing: -0.5px; }
.login-box .subtitle { color: var(--muted); margin-bottom: 24px; font-size: 13px; }

/* ── Google login divider ──────────────────── */
.login-divider {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0 16px; color: var(--muted); font-size: 13px;
}
.login-divider::before, .login-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}
#google-signin-wrap {
  display: flex; justify-content: center; min-height: 44px;
}
.login-hero { margin-bottom: 20px; }
.login-tagline { font-size: 13px; color: var(--muted); font-style: italic; margin-top: 12px; }
.login-tagline .pink { color: #ff69b4; font-weight: 700; }

/* Sparkle particles — unused, kept for compat */
.input-group {
  position: relative; margin-bottom: 12px;
}
.input-group i {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--muted); font-size: 16px; pointer-events: none;
}
.input-group input {
  width: 100%; padding: 11px 12px 11px 38px;
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; background: var(--bg-elevated); color: var(--text);
  transition: border-color .15s;
}
.input-group input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.error { color: var(--danger); font-size: 13px; margin-top: 8px; }

/* ─── Buttons ──────────────────────────────────────────── */
.btn-primary {
  padding: 10px 20px; border-radius: 8px; border: none;
  background: var(--accent); color: #fff; cursor: pointer; font-size: 14px;
  font-weight: 600; display: inline-flex; align-items: center; gap: 6px;
  transition: background .15s, transform .1s;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: scale(.98); }
.btn-full { width: 100%; justify-content: center; }
.btn-sm {
  padding: 5px 12px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--bg-elevated); color: var(--text); cursor: pointer;
  font-size: 12px; display: inline-flex; align-items: center; gap: 4px;
  transition: background .15s;
}
.btn-sm:hover { background: var(--card-hover); }
.btn-sm.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-sm.btn-primary:hover { background: var(--accent-hover); }
.btn-warn { color: var(--warning); border-color: var(--warning); }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.role-select {
  padding: 3px 8px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--bg-elevated); color: var(--text); font-size: 12px; cursor: pointer;
}
.user-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.icon-btn {
  width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--border);
  background: transparent; color: var(--text); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.icon-btn:hover { background: var(--accent-soft); }

/* ─── Header ───────────────────────────────────────────── */
header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 24px; background: var(--card);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100;
}
.header-left { display: flex; align-items: center; gap: 8px; }
.logo { font-weight: 800; font-size: 20px; color: var(--accent); letter-spacing: -0.5px; }
.logo-badge {
  font-size: 9px; font-weight: 700; background: var(--accent);
  color: #fff; padding: 2px 5px; border-radius: 4px; letter-spacing: 1px;
}
.header-right { display: flex; align-items: center; gap: 12px; }
nav { display: flex; gap: 4px; }
.tab {
  padding: 7px 14px; border-radius: 8px; border: none;
  background: transparent; cursor: pointer; font-size: 13px; color: var(--muted);
  display: flex; align-items: center; gap: 5px; transition: background .15s, color .15s;
}
.tab:hover { background: var(--accent-soft); color: var(--text); }
.tab.active { background: var(--accent); color: #fff; }
.user-info { display: flex; align-items: center; gap: 8px; font-size: 13px; }
#user-badge { font-weight: 600; color: var(--text); }

/* ─── Layout ───────────────────────────────────────────── */
.container { max-width: 1200px; margin: 20px auto; padding: 0 20px; }
.panel {
  background: var(--card); padding: 24px; border-radius: var(--radius);
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.hidden { display: none !important; }

/* ─── Create tab: two-column layout ────────────────────── */
.create-layout { display: grid; grid-template-columns: 1fr 340px; gap: 28px; }
.create-form-col h2 {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px; font-size: 18px; font-weight: 700;
}
.create-preview-col { align-self: start; }
.preview-sticky {
  position: sticky; top: 80px;
}
.create-preview-col h3 {
  font-size: 13px; color: var(--muted); margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px; text-transform: uppercase;
  letter-spacing: .5px; font-weight: 600;
}
.preview-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
  padding: 24px; text-align: center; min-height: 280px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  transition: border-color .2s;
}
.preview-card:hover { border-color: var(--accent); }
.preview-card canvas { max-width: 100%; border-radius: 6px; }
.preview-hint { color: var(--muted); font-size: 13px; margin-top: 8px; }

/* ─── Form styles ──────────────────────────────────────── */
form { display: grid; gap: 0; }
.form-group { margin-bottom: 4px; display: grid; gap: 10px; }
.field {
  display: flex; flex-direction: column; font-size: 12px; gap: 5px;
  color: var(--text-secondary); font-weight: 600; text-transform: uppercase;
  letter-spacing: .3px;
}
.row { display: flex; gap: 12px; }
.half { flex: 2; } .third { flex: 1; } .quarter { flex: 1; }
input[type=url], input[type=text], input[type=password], input[type=datetime-local], select, input[type=file] {
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; background: var(--bg); color: var(--text);
  transition: border-color .15s, box-shadow .15s;
  font-weight: 400; text-transform: none; letter-spacing: 0;
}
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input[type=range] { width: 100%; accent-color: var(--accent); margin-top: 2px; }
input[type=color] {
  width: 100%; height: 38px; border: 1px solid var(--border); border-radius: 8px;
  cursor: pointer; padding: 3px; background: var(--bg);
}

/* ─── Collapsible form sections ────────────────────────── */
.form-section {
  border: 1px solid var(--border); border-radius: 10px;
  margin-bottom: 10px; background: var(--bg); overflow: hidden;
  transition: border-color .2s;
}
.form-section:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.form-section summary {
  padding: 12px 16px; cursor: pointer; font-size: 13px; font-weight: 600;
  color: var(--text); display: flex; align-items: center; gap: 8px;
  list-style: none; user-select: none;
  transition: background .15s;
}
.form-section summary::-webkit-details-marker { display: none; }
.form-section summary::after {
  content: ''; margin-left: auto; width: 18px; height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none' stroke='%238b949e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 3 3 3-3'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
  transition: transform .2s;
}
.form-section[open] summary::after { transform: rotate(180deg); }
.form-section summary:hover { background: var(--card-hover); }
.form-section summary i { color: var(--accent); font-size: 15px; }
.form-section-body {
  padding: 4px 16px 16px; display: grid; gap: 10px;
  animation: sectionOpen .2s ease;
}
@keyframes sectionOpen { from { opacity: 0; transform: translateY(-6px); } }

/* ─── Settings form helpers ────────────────────────────── */
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 600px) { .form-grid-2 { grid-template-columns: 1fr; } }
.form-hint { display: block; margin-top: 4px; font-size: 12px; color: var(--text-secondary); }
.btn-secondary {
  padding: 8px 16px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer;
  background: var(--card); color: var(--text-primary); border: 1px solid var(--border); transition: background .15s;
}
.btn-secondary:hover { background: var(--card-hover); }

/* ─── Logo upload area ─────────────────────────────────── */
.logo-upload-area {
  border: 2px dashed var(--border); border-radius: 10px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color .2s, background .2s; min-height: 100px;
}
.logo-upload-area:hover, .logo-upload-area.drag-over {
  border-color: var(--accent); background: color-mix(in srgb, var(--accent) 6%, transparent);
}
.logo-thumb-lg {
  width: 100%; display: flex; align-items: center; justify-content: center;
  padding: 12px; overflow: hidden;
}
.logo-thumb-lg img {
  max-width: 120px; max-height: 120px; object-fit: contain; border-radius: 6px;
}
.logo-thumb-lg.circle img { border-radius: 50%; }
.logo-thumb-lg.rounded img { border-radius: 14px; }
.logo-placeholder {
  text-align: center; font-size: 12px; color: var(--muted); line-height: 1.8;
}
.logo-placeholder i { font-size: 22px; opacity: .5; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

.actions { display: flex; gap: 8px; margin-top: 4px; }

/* ─── Result (post-generation) ─────────────────────────── */
.result { margin-top: 16px; }
.tracking-label { font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: .5px; }
.tracking-url-row { display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.tracking-url-row code {
  flex: 1; padding: 8px 10px; background: var(--bg);
  border: 1px solid var(--border); border-radius: 6px; word-break: break-all;
  font-size: 13px; color: var(--accent);
}
.result-actions { display: flex; gap: 8px; }
.result-actions a {
  padding: 6px 14px; background: var(--bg-elevated); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; text-decoration: none;
  font-size: 13px; display: inline-flex; align-items: center; gap: 4px;
  transition: background .15s;
}
.result-actions a:hover { background: var(--accent-soft); }

/* ─── Dashboard ────────────────────────────────────────── */
.dash-header { margin-bottom: 16px; }
.dash-header h2 { display: flex; align-items: center; gap: 8px; font-size: 18px; margin-bottom: 12px; }
.dash-tools { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.search-box {
  position: relative; flex: 1; min-width: 200px;
}
.search-box i { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search-box input {
  width: 100%; padding: 8px 12px 8px 34px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 13px; background: var(--bg); color: var(--text);
}
.dash-tools select {
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 13px; background: var(--bg); color: var(--text);
}
.bulk-bar {
  display: flex; align-items: center; gap: 10px; margin-top: 10px;
  padding: 8px 14px; background: var(--accent-soft); border-radius: 8px; font-size: 13px;
}
.table-wrap { overflow-x: auto; }

/* ─── Tables ───────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; }
th { font-weight: 600; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; }
tr:hover td { background: var(--card-hover); }
td .dest-url { max-width: 200px; display: inline-block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-secondary); }

/* ─── Badges ───────────────────────────────────────────── */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px;
  font-weight: 600; text-transform: uppercase; letter-spacing: .3px;
}
.badge-active { background: rgba(63,185,80,.15); color: var(--success); }
.badge-locked { background: rgba(248,81,73,.12); color: var(--danger); }
.badge-expired { background: rgba(210,153,34,.12); color: var(--warning); }
.badge-password { background: rgba(59,130,246,.12); color: var(--accent); }
.badge-muted { background: var(--bg); color: var(--muted); }
.badge-admin { background: rgba(59,130,246,.12); color: var(--accent); }
.badge-user  { background: var(--bg); color: var(--muted); }
.row-locked { opacity: .55; }

/* ─── Detail drawer ────────────────────────────────────── */
.detail-drawer { margin-top: 0; animation: slideUp .2s ease; }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } }
.detail-header { display: flex; align-items: center; gap: 12px; margin: 12px 0 4px; }
.detail-header h3 { font-size: 18px; }
.detail-badges { display: flex; gap: 6px; }
.detail-qr-section { display: flex; align-items: center; gap: 20px; margin: 16px 0; padding: 16px; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); }
.detail-qr-preview canvas { display: block; width: 160px !important; height: 160px !important; border-radius: 8px; }
.detail-qr-preview img { display: block; width: 160px; height: 160px; border-radius: 8px; object-fit: contain; }
.detail-qr-downloads { display: flex; flex-direction: column; gap: 6px; }
.detail-qr-tracking { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 0; }
.detail-qr-tracking small { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; }
.detail-qr-tracking code { font-size: 12px; word-break: break-all; color: var(--accent); }
.detail-qr-tracking .icon-btn { align-self: flex-start; }
.detail-meta { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.detail-meta p { margin: 2px 0; }
.edit-url-row { display: flex; gap: 6px; align-items: center; margin: 6px 0; }
.edit-url-input { flex: 1; padding: 6px 10px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: 13px; }
#edit-url-btn { margin: 4px 0; }
.stats-row { display: flex; gap: 12px; margin: 12px 0 16px; }
.stat {
  flex: 1; text-align: center; background: var(--bg);
  padding: 16px 12px; border-radius: var(--radius); border: 1px solid var(--border);
}
.stat span { display: block; font-size: 28px; font-weight: 700; color: var(--accent); }
.stat small { color: var(--muted); font-size: 12px; }
.charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 16px 0; }
.chart-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px;
}
.chart-card h4 { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.detail-export { margin-bottom: 16px; }

/* ─── Inline form (add user) ──────────────────────────── */
.inline-form {
  display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 16px;
}
.inline-form input, .inline-form select {
  padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; background: var(--bg); color: var(--text);
}
.inline-form select { min-width: 100px; }

/* ─── Footer ───────────────────────────────────────────── */
footer { text-align: center; padding: 20px; color: var(--muted); font-size: 12px; }

/* ─── Responsive ───────────────────────────────────────── */
@media (max-width: 768px) {
  .create-layout { grid-template-columns: 1fr; }
  .create-preview-col { position: static; }
  .preview-sticky { position: static; }
  .row { flex-direction: column; }
  .stats-row { flex-direction: column; }
  .charts-grid { grid-template-columns: 1fr; }
  header { flex-wrap: wrap; gap: 8px; }
  nav { order: 3; width: 100%; }
  .dash-tools { flex-direction: column; }
}

/* ─── Scrollbar styling (dark mode) ────────────────────── */
[data-theme="dark"] ::-webkit-scrollbar { width: 8px; }
[data-theme="dark"] ::-webkit-scrollbar-track { background: var(--bg); }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* ─── Toast notification ───────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; right: 24px; background: var(--card);
  color: var(--text); padding: 12px 20px; border-radius: 8px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
  font-size: 13px; z-index: 9999; animation: toastIn .3s ease;
}
@keyframes toastIn { from { opacity: 0; transform: translateY(12px); } }
.toast.toast-success { border-left: 3px solid var(--success); }
.toast.toast-error { border-left: 3px solid var(--danger); }