/* trackd.link — high-tech glassmorphism dark theme, brand blue palette */
:root {
  --bg:           #04080f;
  --bg2:          #070d1b;
  --surface:      rgba(255,255,255,0.04);
  --surface-hover:rgba(255,255,255,0.07);
  --glass:        rgba(10,20,45,0.55);
  --glass-bright: rgba(10,20,45,0.75);
  --border:       rgba(255,255,255,0.07);
  --border-glow:  rgba(47,125,255,0.28);
  --accent:       #2f7dff;
  --accent2:      #0047c2;
  --accent-hover: #5b97ff;
  --text:         #e2e8f0;
  --muted:        #5a7090;
  --success:      #10b981;
  --danger:       #f43f5e;
  --warn:         #f59e0b;
  --glow-cyan:    0 0 24px rgba(47,125,255,0.2), 0 0 48px rgba(47,125,255,0.09);
  --glow-deep:    0 0 24px rgba(0,71,194,0.22);
  --radius:       14px;
  --radius-sm:    8px;
  --maxw:         1100px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(0,100,180,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 90%, rgba(100,30,180,0.10) 0%, transparent 55%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* canvas sits behind everything */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* all page content above the canvas */
.nav, main, footer { position: relative; z-index: 1; }

a { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-hover); }

/* ── Typography ────────────────────────────────── */
h1 { font-size: 2rem; font-weight: 700; letter-spacing: -.025em; line-height: 1.2; }
h2 { font-size: 1.25rem; font-weight: 600; letter-spacing: -.01em; }

/* ── Layout helpers ────────────────────────────── */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow    { max-width: 480px; }
.page      { padding: 32px 0 80px; }
.mt        { margin-top: 20px; }
.mb        { margin-bottom: 20px; }
.muted     { color: var(--muted); }
.mono      { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.flex      { display: flex; gap: 10px; align-items: center; }
.grow      { flex: 1; }
.inline-form { display: inline; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ── Navbar ────────────────────────────────────── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  background: rgba(4,8,15,0.72);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav .brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.03em;
}
.nav .brand img {
  height: 26px;
  width: 26px;
  display: block;
}
.nav .brand .wordmark {
  background: linear-gradient(90deg, #2f7dff 0%, #0047c2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav .links { display: flex; gap: 20px; align-items: center; }
.nav .links a { color: var(--muted); font-size: 14px; transition: color .2s; }
.nav .links a:hover { color: var(--text); }

/* ── Glass cards ───────────────────────────────── */
.card {
  background: var(--glass);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color .25s, box-shadow .25s;
}
.card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-cyan);
}
.card + .card { margin-top: 20px; }

/* ── Center hero ───────────────────────────────── */
.center-screen {
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.1;
  background: linear-gradient(135deg, #e2e8f0 0%, #2f7dff 45%, #0047c2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}
.subtitle {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 28px;
}

/* ── Forms ─────────────────────────────────────── */
.form-row { display: flex; gap: 10px; width: 100%; }

label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 14px 0 6px;
}

input[type="text"], input[type="url"], input[type="email"],
input[type="password"], input[type="datetime-local"], select, textarea {
  width: 100%;
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 11px 14px;
  font-size: 15px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus {
  border-color: rgba(0,200,255,0.45);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.08);
}
input::placeholder { color: var(--muted); }

/* ── Buttons ───────────────────────────────────── */
button, .btn {
  background: linear-gradient(135deg, #0090cc 0%, #0060aa 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 11px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .15s, box-shadow .2s, background .2s;
  position: relative;
  overflow: hidden;
}
button::after, .btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.12) 0%, transparent 60%);
  pointer-events: none;
}
button:hover, .btn:hover {
  background: linear-gradient(135deg, #00b4e8 0%, #0078cc 100%);
  box-shadow: 0 0 18px rgba(0,180,232,.35), 0 4px 14px rgba(0,0,0,.4);
  transform: translateY(-1px);
}
button:active, .btn:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: none;
}
.btn-ghost::after { display: none; }
.btn-ghost:hover {
  background: var(--surface-hover);
  border-color: rgba(0,200,255,0.3);
  box-shadow: none;
  transform: none;
}
.btn-danger {
  background: linear-gradient(135deg, #c0192c 0%, #991020 100%);
}
.btn-danger:hover {
  background: linear-gradient(135deg, #e02030 0%, #b0101e 100%);
  box-shadow: 0 0 16px rgba(244,63,94,.3);
}
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-full { width: 100%; }

/* ── Alerts ────────────────────────────────────── */
.alert {
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin: 14px 0;
  font-size: 14px;
  border: 1px solid transparent;
  backdrop-filter: blur(8px);
}
.alert-error   { background: rgba(244,63,94,.1);   border-color: rgba(244,63,94,.3);   color: #fca5a5; }
.alert-success { background: rgba(16,185,129,.1);  border-color: rgba(16,185,129,.3);  color: #6ee7b7; }
.alert-warn    { background: rgba(245,158,11,.1);  border-color: rgba(245,158,11,.25); color: #fcd34d; }

/* ── Result box ────────────────────────────────── */
.result {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  background: rgba(0,180,255,0.06);
  border: 1px solid rgba(0,180,255,0.2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  box-shadow: 0 0 20px rgba(0,180,255,0.08);
}
.result .url {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 14px;
  color: var(--accent);
  overflow-wrap: anywhere;
}

/* ── Tables ────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left;
  padding: 10px 14px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}
td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tbody tr { transition: background .15s; }
tbody tr:hover td { background: rgba(0,200,255,0.03); }
.truncate { max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Badges ────────────────────────────────────── */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  cursor: default;
  transition: box-shadow .2s;
}
.badge-on     { color: var(--success); border-color: rgba(16,185,129,.4); }
.badge-off    { color: var(--muted); }
.badge-admin  { color: var(--accent); border-color: rgba(0,200,255,.3); }
.badge[data-toggle-slug] { cursor: pointer; }
.badge[data-toggle-slug]:hover { box-shadow: 0 0 10px rgba(0,200,255,.2); }

/* ── Stat cards ────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 16px;
  margin: 24px 0;
}
.stat {
  background: var(--glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: border-color .25s, box-shadow .25s, transform .2s;
}
.stat:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}
.stat .value {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -.03em;
  background: linear-gradient(135deg, #e2e8f0 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat .label { color: var(--muted); font-size: 12px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; margin-top: 6px; }

/* ── Tabs ──────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 22px;
}
.tab {
  padding: 11px 18px;
  cursor: pointer;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
}
.tab.active    { color: var(--text); border-bottom-color: var(--accent); }
.tab:hover:not(.active) { color: var(--text); }
.tab-panel     { display: none; }
.tab-panel.active { display: block; }

/* ── Modal ─────────────────────────────────────── */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  display: none; align-items: center; justify-content: center;
  padding: 20px;
  z-index: 200;
  transition: opacity .2s;
}
.modal-backdrop.open { display: flex; }
.modal { width: 100%; max-width: 500px; }

/* ── Pagination ────────────────────────────────── */
.pagination { display: flex; gap: 8px; align-items: center; margin-top: 20px; }

/* ── Error pages ───────────────────────────────── */
.error-screen { text-align: center; padding: 130px 20px; }
.error-screen .code {
  font-size: 80px;
  font-weight: 900;
  letter-spacing: -.04em;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

/* ── Toast ─────────────────────────────────────── */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  background: var(--glass-bright);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(16,185,129,.35);
  color: #6ee7b7;
  padding: 11px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transition: opacity .2s, transform .2s;
  transform: translateX(-50%) translateY(10px);
  pointer-events: none;
  z-index: 300;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Auth card glow ring ───────────────────────── */
.auth-card {
  position: relative;
}
.auth-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius) + 1px);
  background: linear-gradient(135deg, rgba(0,200,255,0.2) 0%, rgba(124,58,237,0.15) 100%);
  z-index: -1;
  filter: blur(1px);
}

/* ── Glowing input wrapper (homepage) ─────────── */
.shorten-input-wrap {
  position: relative;
}
.shorten-input-wrap::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius-sm) + 1px);
  background: linear-gradient(90deg, rgba(0,200,255,0.0), rgba(0,200,255,0.15), rgba(124,58,237,0.1));
  z-index: -1;
  opacity: 0;
  transition: opacity .3s;
}
.shorten-input-wrap:focus-within::after { opacity: 1; }

/* ── Scrollbar ─────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,200,255,0.3); }

/* ── Responsive ────────────────────────────────── */
@media (max-width: 760px) {
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .form-row   { flex-direction: column; }
  .truncate   { max-width: 160px; }
  h1          { font-size: 1.6rem; }
  .nav        { padding: 14px 18px; }
}

/* ── Utility animations ────────────────────────── */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(16px); }
  to   { opacity:1; transform:translateY(0); }
}
.fade-up { animation: fadeUp .4s ease both; }

@keyframes pulse-glow {
  0%,100% { box-shadow: 0 0 0 0 rgba(0,200,255,0); }
  50%      { box-shadow: 0 0 20px 4px rgba(0,200,255,0.15); }
}

/* ── Pricing page ──────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 980px;
  margin: 32px auto 0;
  align-items: stretch;
}
.pricing-card {
  display: flex;
  flex-direction: column;
  position: relative;
  text-align: left;
}
.pricing-card-featured {
  border-color: var(--border-glow);
  box-shadow: var(--glow-cyan);
  transform: scale(1.02);
}
.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent2) 100%);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 999px;
  white-space: nowrap;
}
.pricing-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.pricing-price {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--text);
  margin-bottom: 18px;
}
.pricing-period {
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
}
.pricing-features {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  flex: 1;
}
.pricing-features li {
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 14px;
  color: var(--text);
  padding-left: 22px;
  position: relative;
}
.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.pricing-features li:last-child { border-bottom: none; }

@media (max-width: 820px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; }
  .pricing-card-featured { transform: none; }
}

/* ── Plan usage card (dashboard) ───────────────── */
.plan-card { padding: 20px 24px; }
.usage-bar {
  width: 240px;
  max-width: 60vw;
  height: 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  overflow: hidden;
}
.usage-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent2) 100%);
  border-radius: 999px;
  transition: width .3s ease;
}
button:disabled, .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}