:root {
  --bg: #0b0b0f;
  --bg-card: #13131a;
  --bg-input: #1a1a24;
  --border: #2a2a3a;
  --text: #e8e8f0;
  --text-muted: #9898b0;
  --accent: #7c5cff;
  --accent-hover: #9b82ff;
  --success: #22c55e;
  --danger: #ef4444;
  --radius: 14px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 92, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 92, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 20px 60px;
  min-height: 100vh;
}

.page {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.hidden {
  display: none !important;
}

/* ========== LOGIN ========== */
.login-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  gap: 28px;
}

.logo-center {
  text-align: center;
}

.logo-center .logo-icon {
  font-size: 56px;
  display: block;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 16px rgba(124, 92, 255, 0.5));
}

.logo-center h1 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-center h1 span {
  color: var(--accent);
}

.logo-center .tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.login-card {
  width: 100%;
  max-width: 400px;
}

.error-text {
  color: var(--danger);
  font-size: 0.9rem;
  text-align: center;
  margin-top: 14px;
  font-weight: 500;
}

/* ========== DASHBOARD HEADER ========== */
.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  font-size: 42px;
  line-height: 1;
  filter: drop-shadow(0 0 12px rgba(124, 92, 255, 0.5));
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo h1 span {
  color: var(--accent);
}

.tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.btn-logout {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn-logout:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: rgba(239, 68, 68, 0.08);
}

/* ========== CARDS ========== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text-muted);
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text);
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.2);
}

.form-group input::placeholder {
  color: #5a5a70;
}

.hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ========== BUTTONS ========== */
.btn-primary {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--accent), #5b3fd4);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
  box-shadow: 0 4px 20px rgba(124, 92, 255, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(124, 92, 255, 0.45);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-secondary {
  padding: 10px 18px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn-secondary:hover {
  background: #22222e;
  border-color: var(--accent);
}

.btn-copy {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 4px 10px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}

.btn-copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ========== PREVIEW ========== */
.preview-content {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.preview-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  object-fit: contain;
  background: var(--bg-input);
  flex-shrink: 0;
}

.preview-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 4px;
  word-break: break-word;
}

.preview-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.preview-site {
  font-size: 0.75rem;
  color: var(--accent);
  margin-top: 6px;
}

.preview-image-wrap {
  margin-top: 14px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.preview-image-wrap img {
  width: 100%;
  display: block;
  max-height: 180px;
  object-fit: cover;
}

/* ========== RESULTS ========== */
.result-item {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 14px;
}

.result-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.result-value {
  font-size: 0.95rem;
  word-break: break-all;
  color: var(--success);
  line-height: 1.4;
}

.result-value.hyper {
  color: #60a5fa;
  font-size: 0.88rem;
}

.mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}

.result-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
}

/* ========== INFO ========== */
.info-card ol {
  padding-left: 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.info-card li {
  margin-bottom: 8px;
}

.info-card strong {
  color: var(--text);
}

.info-card .note {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--accent);
  background: rgba(124, 92, 255, 0.1);
  padding: 10px 14px;
  border-radius: 8px;
}

footer {
  text-align: center;
  margin-top: 32px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ========== TOAST ========== */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e1e2a;
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
  z-index: 100;
  animation: toastIn 0.25s ease;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 480px) {
  .container {
    padding: 20px 14px 40px;
  }
  .logo h1 {
    font-size: 1.25rem;
  }
  .logo-center h1 {
    font-size: 1.5rem;
  }
  .card {
    padding: 18px;
  }
  .dash-header {
    flex-wrap: wrap;
  }
}

/* ===== LIST SHORT LINKS ===== */
.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  gap: 12px;
}

.list-header h3 {
  margin-bottom: 0;
}

.list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 10px;
}

.list-item-main {
  flex: 1;
  min-width: 0;
}

.list-short {
  display: block;
  color: var(--success);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.88rem;
  text-decoration: none;
  word-break: break-all;
  margin-bottom: 4px;
}

.list-short:hover {
  text-decoration: underline;
}

.list-orig {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-date {
  font-size: 0.72rem;
  color: #666;
  margin-top: 2px;
}

.btn-delete {
  flex-shrink: 0;
  padding: 8px 12px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  border-radius: 8px;
  color: #f87171;
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-delete:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: #ef4444;
}

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

.list-loading,
.list-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 16px 0;
}

.daily-stats {
  font-size: 0.95rem;
  color: var(--text-muted);
  background: var(--bg-input);
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.daily-stats strong {
  color: var(--accent);
}