/* Shortly — v1.0 palette + new features */

:root {
  --bg:         #0b0f19;
  --card:       rgba(255,255,255,0.05);
  --border:     rgba(255,255,255,0.08);
  --border-2:   rgba(255,255,255,0.15);
  --text:       #e5e7eb;
  --muted:      #9ca3af;
  --primary:    #6366f1;
  --primary-dim:rgba(99,102,241,0.15);
  --success:    #10b981;
  --success-dim:rgba(16,185,129,0.1);
  --error:      #ef4444;
  --error-dim:  rgba(239,68,68,0.12);
  --amber:      #f59e0b;
  --radius:     14px;
  --radius-sm:  10px;
  --transition: 0.2s ease;
  --font:       'Ubuntu', system-ui, sans-serif;
  --font-mono:  'Ubuntu Mono', ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; overflow: hidden; }

body {
  font-family: var(--font);
  background-color: #020617;
  color: var(--text);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Animated Background Overlay ── */
.bg-overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #0c1a2e 0%, #020617 40%, #080d1f 100%);
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}
.bg-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: radial-gradient(circle at 1px 1px, #94a3b8 1px, transparent 0);
  background-size: 32px 32px;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.floating-icon {
  position: absolute;
  display: none;
  animation: bg-bounce 1s infinite;
  z-index: -1;
}
.floating-icon svg { display: block; }
@media (min-width: 1024px) {
  .floating-icon { display: block; }
}
@keyframes bg-bounce {
  0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8,0,1,1); }
  50%       { transform: translateY(0);   animation-timing-function: cubic-bezier(0,0,0.2,1); }
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Nav (minimal) ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  position: relative;
  z-index: 10;
}

.nav-logo {
  display: flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 0.95rem; color: var(--text);
}


.nav-links { display: flex; align-items: center; gap: 8px; }

.nav-status {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.75rem; color: var(--muted);
  padding: 4px 11px;
  border: 1px solid var(--border);
  border-radius: 99px;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
}
.nav-status:hover { border-color: var(--border-2); color: var(--text); }

.status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--success); flex-shrink: 0;
  animation: pulse-dot 2.5s ease-in-out infinite;
}
@keyframes pulse-dot { 0%,100%{opacity:1}50%{opacity:0.4} }

/* ── Layout ── */
main#main-content {
  max-width: 880px;
  width: 100%;
  margin: auto;
  padding: 24px;
  overflow-y: auto;
}

/* ── Hero / Header ── */
.hero {
  text-align: center;
  margin-bottom: 40px;
}

.hero-badge { display: none; }

.hero-title {
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text);
}

.hero-accent { color: var(--primary); }

.hero-subtitle {
  color: var(--muted);
  margin-top: 10px;
}

/* ── Card ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.card-title {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.82rem; color: var(--muted);
  margin-bottom: 16px;
}
.card-title .material-symbols-outlined { font-size: 15px; }

/* ── Form ── */
.field-group { margin-bottom: 22px; }

.field-label {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 6px;
  display: block;
}
.field-label .material-symbols-outlined { font-size: 15px; }

.input-row { display: flex; gap: 8px; align-items: center; }

.field-input {
  flex: 1; min-width: 0;
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: white;
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.field-input::placeholder { color: #4b5563; }
.field-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-dim); }
.field-input.invalid { border-color: var(--error); box-shadow: 0 0 0 3px var(--error-dim); }
.field-input.mono { font-family: var(--font-mono); font-size: 1rem; }

.field-select {
  width: 100%; padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: white; font-size: 1rem; font-family: inherit;
  outline: none; cursor: pointer;
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  transition: border-color var(--transition);
}
.field-select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-dim); }
.field-select option { background: #1f2937; color: var(--text); }

.field-hint { font-size: 0.75rem; color: var(--muted); margin-top: 5px; }
.field-error { font-size: 0.76rem; color: var(--error); margin-top: 4px; min-height: 1.1em; }

/* ── Options row (toggles) ── */
.options-row { display: flex; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }

.toggle-btn {
  display: inline-flex; align-items: center; gap: 10px;
  cursor: pointer;
  background: none; border: none; padding: 0;
  font-family: var(--font);
}

.toggle-track {
  flex-shrink: 0;
  width: 42px; height: 22px;
  background: #374151;
  border-radius: 999px;
  position: relative;
  transition: background var(--transition);
  border: none;
}

.toggle-thumb {
  width: 18px; height: 18px;
  background: white;
  position: absolute;
  top: 2px; left: 2px;
  border-radius: 50%;
  transition: transform 0.25s ease;
}

.toggle-btn[aria-checked="true"] .toggle-track { background: var(--primary); }
.toggle-btn[aria-checked="true"] .toggle-thumb { transform: translateX(20px); }

.toggle-label {
  font-size: 0.9rem;
  color: var(--muted);
  user-select: none;
  transition: color var(--transition);
}
.toggle-btn[aria-checked="true"] .toggle-label { color: var(--text); }

/* ── Advanced Options Grid ── */
.advanced-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 16px;
  transition: grid-template-columns 0.3s ease;
}
.advanced-options:has(#alias-group.open):has(#expiry-group.open) {
  grid-template-columns: 100fr 80fr;
}
@media(max-width: 600px) {
  .advanced-options:has(#alias-group.open):has(#expiry-group.open) {
    grid-template-columns: 1fr;
  }
}

/* ── Collapsible ── */
.collapsible {
  overflow: hidden; max-height: 0; opacity: 0;
  transition: max-height 0.3s ease, opacity 0.25s ease;
  margin: 0 -4px;
  padding: 0 4px;
}
.collapsible.open { max-height: 200px; opacity: 1; }
.collapsible-inner { 
  padding-top: 14px; 
  padding-bottom: 6px;
}

/* ── Icon buttons ── */
.icon-btn {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  width: 42px; height: 42px;
  background: #1f2937;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer; color: var(--muted);
  transition: background var(--transition), color var(--transition);
}
.icon-btn:hover { background: #374151; color: var(--text); }

.icon-btn-sm {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px;
  background: #1f2937;
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: pointer; color: var(--muted); flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}
.icon-btn-sm:hover { background: #374151; color: var(--text); }

.material-symbols-outlined {
  font-size: 18px; user-select: none; line-height: 1;
}

/* ── Submit ── */
.submit-btn {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.submit-btn:hover:not(:disabled) { opacity: 0.9; box-shadow: 0 0 22px rgba(99,102,241,0.4); }
.submit-btn:disabled { opacity: 0.6; cursor: not-allowed; }
.submit-btn .btn-icon { font-size: 18px; }

.btn-spinner {
  display: none; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.35); border-top-color: white;
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
.submit-btn.loading .btn-spinner { display: block; }
.submit-btn.loading .btn-icon    { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Result area ── */
.result-area {
  overflow: hidden; max-height: 0; opacity: 0;
  transition: max-height 0.35s ease, opacity 0.3s ease; margin-top: 0;
}
.result-area.visible { max-height: 400px; opacity: 1; margin-top: 20px; }

.result-success {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--success);
  background: var(--success-dim);
}
.result-label {
  font-size: 0.76rem; font-weight: 500;
  letter-spacing: 0.04em; text-transform: uppercase;
  margin-bottom: 8px;
}
.result-success .result-label { color: var(--success); }

.result-url-row { display: flex; align-items: center; gap: 8px; min-width: 0; }

.result-short-url {
  flex: 1; min-width: 0;
  color: var(--primary); font-size: 0.95rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: opacity var(--transition);
}
.result-short-url:hover { opacity: 0.8; }

.result-actions { display: flex; gap: 6px; flex-shrink: 0; }

.analytics-pill {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.78rem; color: var(--muted);
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 8px; white-space: nowrap;
  transition: color var(--transition), border-color var(--transition);
}
.analytics-pill:hover { color: var(--text); border-color: var(--border-2); }
.analytics-pill .material-symbols-outlined { font-size: 13px; }

.result-qr-row {
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; gap: 12px;
}
.result-qr-img { width: 58px; height: 58px; border-radius: 7px; flex-shrink: 0; }
.result-qr-label { font-size: 0.78rem; color: var(--muted); }

.result-expiry {
  font-size: 0.73rem; color: var(--amber);
  margin-top: 5px;
  display: flex; align-items: center; gap: 4px;
}
.result-expiry .material-symbols-outlined { font-size: 12px; }

.result-error {
  padding: 13px 16px;
  border-radius: 12px;
  border: 1px solid var(--error);
  background: var(--error-dim);
}
.result-error .result-label { color: var(--error); }
.result-error-msg { font-size: 0.9rem; color: var(--text); }

/* ── Features ── */
.features {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; margin-top: 20px;
}
.feature-pill {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 99px;
  font-size: 0.78rem; color: var(--muted);
}
.feature-pill .material-symbols-outlined { font-size: 13px; color: var(--primary); }

/* ── Primary button (errors) ── */
.primary-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 12px 22px;
  background: var(--primary); border-radius: 12px;
  color: white; font-weight: 600; font-size: 0.92rem;
  font-family: var(--font); text-decoration: none;
  transition: opacity var(--transition), box-shadow var(--transition);
}
.primary-btn:hover { opacity: 0.88; box-shadow: 0 0 20px rgba(99,102,241,0.4); }

/* ── Error pages ── */
.error-page {
  flex: 1; display: flex;
  align-items: center; justify-content: center; padding: 40px 20px;
}
.error-card { text-align: center; max-width: 440px; }
.error-code {
  font-size: 6rem; font-weight: 700; line-height: 1;
  color: var(--primary); opacity: 0.6; margin-bottom: 20px;
}
.error-title { font-size: 1.5rem; font-weight: 600; margin-bottom: 10px; }
.error-desc { color: var(--muted); font-size: 0.92rem; line-height: 1.65; margin-bottom: 28px; }

/* ── Analytics page ── */
.analytics-page {
  width: 100%; max-width: 900px;
  margin: 0 auto; padding: 28px 24px 60px;
}

.analytics-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 28px; flex-wrap: wrap;
}

.analytics-title { font-size: 1.3rem; font-weight: 600; flex: 1; }

.back-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 7px 13px;
  border: 1px solid var(--border); border-radius: 10px;
  color: var(--muted); font-size: 0.82rem;
  transition: color var(--transition), border-color var(--transition);
  text-decoration: none;
}
.back-btn:hover { color: var(--text); border-color: var(--border-2); }
.back-btn .material-symbols-outlined { font-size: 15px; }

.short-code-badge {
  display: flex; align-items: center; gap: 5px;
  padding: 5px 13px;
  background: var(--primary-dim);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 99px;
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--primary);
}
.short-code-badge .material-symbols-outlined { font-size: 13px; }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 12px; margin-bottom: 20px;
}
@media(max-width:680px){ .stats-grid{ grid-template-columns:1fr 1fr; } }
@media(max-width:400px){ .stats-grid{ grid-template-columns:1fr; } }

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px;
  display: flex; align-items: flex-start; gap: 12px;
  backdrop-filter: blur(12px);
}
.stat-card--primary { border-color: rgba(99,102,241,0.25); background: rgba(99,102,241,0.07); }

.stat-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.05);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.stat-card--primary .stat-icon { background: var(--primary-dim); }
.stat-icon .material-symbols-outlined { font-size: 17px; color: var(--muted); }
.stat-card--primary .stat-icon .material-symbols-outlined { color: var(--primary); }

.stat-label {
  font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 3px;
}
.stat-value { font-size: 0.95rem; color: var(--text); font-weight: 500; }
.stat-value--big { font-size: 2rem; font-weight: 700; color: var(--primary); line-height: 1; }
.muted-text { color: #4b5563; }

.detail-row {
  display: grid; grid-template-columns: 1fr auto;
  gap: 14px; margin-bottom: 14px;
}
@media(max-width:580px){ .detail-row{ grid-template-columns:1fr; } }

.chart-card { min-height: 200px; }
.chart-wrapper { position: relative; width: 100%; }
#clicks-chart { width: 100% !important; height: 158px !important; }

.qr-card {
  display: flex; flex-direction: column;
  align-items: center; gap: 10px; min-width: 200px;
}
.qr-image { width: 158px; height: 158px; border-radius: 10px; border: 1px solid var(--border); }

.qr-download-btn {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.78rem; color: var(--muted);
  padding: 6px 12px;
  border: 1px solid var(--border); border-radius: 8px; text-decoration: none;
  transition: color var(--transition), border-color var(--transition);
}
.qr-download-btn:hover { color: var(--text); border-color: var(--border-2); }
.qr-download-btn .material-symbols-outlined { font-size: 13px; }

.url-details-card { margin-top: 0; }

.url-detail-row {
  display: flex; align-items: flex-start;
  gap: 14px; padding: 11px 0; min-width: 0;
}
.url-detail-label {
  font-size: 0.74rem; font-weight: 500;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--muted); flex-shrink: 0; min-width: 90px; padding-top: 2px;
}
.url-detail-value { display: flex; align-items: center; gap: 7px; min-width: 0; flex: 1; }
.url-detail-divider { height: 1px; background: var(--border); }

.url-link {
  color: var(--primary); font-size: 0.88rem;
  transition: opacity var(--transition); word-break: break-all;
}
.url-link:hover { opacity: 0.75; }
.url-link.mono { font-family: var(--font-mono); }
.url-link--truncated { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 12px 24px;
  margin-top: auto;
  background: rgba(2, 6, 23, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  z-index: 10;
}
.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 16px;
  max-width: 1000px;
  margin: 0 auto;
}
.footer-about {
  position: absolute;
  right: 24px;
  font-weight: 700;
}
@media(max-width: 860px) {
  .footer-about {
    position: static;
  }
}
.footer-link, .footer-status, .footer-text {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.86rem;
  color: var(--muted); text-decoration: none;
  transition: color var(--transition);
}
.footer-text {
  color: var(--muted);
}
.footer-link:hover, .footer-status:hover { color: var(--text); }
.footer-link .material-symbols-outlined { font-size: 14px; }

/* ── Animations ── */
@keyframes fade-up {
  from { opacity:0; transform:translateY(14px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ── Responsive ── */
@media(max-width:480px){
  .nav { padding: 14px 18px; }
  main#main-content { padding: 12px 16px 48px; }
  .card { padding: 20px; }
  .hero-title { font-size: 2rem; }
  .analytics-page { padding: 20px 16px 48px; }
}

/* ── Focus ── */
*:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

/* ── Print ── */
@media print { .nav, .footer { display: none; } }

/* ── About Page ── */
.about-container {
  width: 100%;
  max-width: 650px;
  margin: 0 auto;
  padding: 40px 24px;
}
.about-title {
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 24px;
}
.about-section-title {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  margin-top: 36px;
  margin-bottom: 12px;
}
.about-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--muted);
  margin-bottom: 16px;
}
.about-list {
  list-style: none;
  padding: 0;
  margin-bottom: 16px;
}
.about-list li {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 8px;
}
.about-list li strong {
  color: var(--text);
  font-weight: 500;
}
.about-links {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.about-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  transition: color var(--transition);
}
.about-link:hover {
  color: var(--primary);
}
.about-link .material-symbols-outlined {
  font-size: 18px;
}