:root {
  --bg-color: #0f111a;
  --card-bg: rgba(25, 28, 41, 0.6);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-main: #ffffff;
  --text-muted: #8b92a5;
  --accent-color: #00f0ff;
  --accent-hover: #00c3ff;
  --input-bg: rgba(15, 17, 26, 0.8);
  --input-border: rgba(255, 255, 255, 0.1);
  --error-color: #ff4757;
  --success-color: #2ed573;
  --danger-color: #ff6b81;
  --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 40px;
  padding-bottom: 40px;
  overflow-x: hidden;
  position: relative;
}

/* Animated Background */
.bg-shapes {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  overflow: hidden;
  z-index: -1;
}
.shape {
  position: absolute;
  filter: blur(80px);
  border-radius: 50%;
  opacity: 0.5;
  animation: float 20s infinite alternate;
}
.shape-1 {
  width: 400px; height: 400px;
  background: #4a00e0;
  top: -100px; left: -100px;
}
.shape-2 {
  width: 500px; height: 500px;
  background: #8e2de2;
  bottom: -150px; right: -100px;
  animation-delay: -5s;
}
.shape-3 {
  width: 300px; height: 300px;
  background: var(--accent-color);
  top: 40%; left: 60%;
  animation-delay: -10s;
  opacity: 0.3;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, 50px) scale(1.1); }
  100% { transform: translate(-30px, 80px) scale(0.9); }
}

.container {
  width: 100%;
  max-width: 1200px;
  padding: 20px;
  position: relative;
  z-index: 1;
}

.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow);
  transition: all 0.4s ease;
}

.hidden-section {
  display: none;
  opacity: 0;
  transform: translateY(20px);
}

.active-section {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: slideUp 0.5s ease forwards;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  50% { transform: translateX(8px); }
  75% { transform: translateX(-4px); }
}

.header {
  text-align: center;
  margin-bottom: 30px;
}
.header h1 {
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, #fff, #7dd3fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.header .accent {
  color: var(--accent-color);
}
.header p {
  color: var(--text-muted);
  margin-top: 5px;
  font-size: 0.95rem;
}
.genlink-text {
  font-weight: 300;
  font-size: 0.75em;
  letter-spacing: 2px;
  color: #7dd3fc;
  -webkit-text-fill-color: #7dd3fc;
}

.header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  text-align: left;
}
.header-row h1 {
  font-size: 1.8rem;
}
.header-divider {
  border: 0;
  border-top: 1px solid var(--card-border);
  margin: 0 0 25px 0;
}

.user-badge {
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.2);
  color: var(--accent-color);
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(5px);
}
.badge-icon {
  font-size: 1.1rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 15px;
}

@media (max-width: 500px) {
  .form-grid, .form-grid-3 {
    grid-template-columns: 1fr;
  }
  .glass-card {
    padding: 25px;
  }
  .header-row {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 15px;
  }
}

.input-group {
  margin-bottom: 20px;
}
.input-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.input-group input, .input-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 10px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s ease;
  outline: none;
}
.input-group input:focus, .input-group textarea:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}
.input-group input::placeholder, .input-group textarea::placeholder {
  color: rgba(139, 146, 165, 0.5);
}
.input-group input[readonly] {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  cursor: not-allowed;
}

.tooltip-icon {
  cursor: help;
  font-size: 0.75rem;
  margin-left: 4px;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.tooltip-icon:hover {
  opacity: 1;
}

.divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 30px 0 20px 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--card-border);
}
.divider span {
  padding: 0 15px;
}

button {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 10px;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-color), #0066ff);
  color: #fff;
  box-shadow: 0 4px 15px rgba(0, 102, 255, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
}
.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background: rgba(255,255,255,0.1);
  color: var(--text-main);
  border: 1px solid var(--input-border);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.2);
}
.btn-secondary.copied {
  background: rgba(46, 213, 115, 0.2);
  border-color: var(--success-color);
  color: var(--success-color);
}

.error-text {
  color: var(--error-color);
  font-size: 0.85rem;
  text-align: center;
  margin-top: 10px;
  min-height: 20px;
}

.result-box {
  margin-top: 25px;
  padding: 16px;
  background: rgba(125, 211, 252, 0.05);
  border: 1px solid rgba(125, 211, 252, 0.15);
  border-radius: 12px;
  animation: slideUp 0.4s ease;
}
.result-box.hidden {
  display: none;
}
.result-box p {
  color: var(--success-color);
  font-weight: 600;
  margin-bottom: 15px;
}
.copy-group {
  display: flex;
  gap: 10px;
}
.copy-group input {
  flex: 1;
  padding: 12px;
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--input-border);
  border-radius: 8px;
  color: var(--accent-color);
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
}
.copy-group button {
  width: auto;
  padding: 0 20px;
}

/* ========== Link History ========== */
.history-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 15px 0;
  opacity: 0.6;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 14px 16px;
  transition: all 0.25s ease;
  animation: slideUp 0.3s ease;
}
.history-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 240, 255, 0.15);
}

.history-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.history-slug {
  font-family: 'Courier New', monospace;
  font-weight: 600;
  color: var(--accent-color);
  font-size: 0.95rem;
}

.history-time {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.history-target {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-bottom: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-actions {
  display: flex;
  gap: 8px;
}

.btn-sm {
  width: auto;
  padding: 6px 14px;
  font-size: 0.78rem;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.btn-copy-hist {
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-color);
  border: 1px solid rgba(0, 240, 255, 0.2);
}
.btn-copy-hist:hover {
  background: rgba(0, 240, 255, 0.2);
}
.btn-copy-hist.copied {
  background: rgba(46, 213, 115, 0.15);
  border-color: var(--success-color);
  color: var(--success-color);
}

.btn-delete {
  background: rgba(255, 107, 129, 0.08);
  color: var(--danger-color);
  border: 1px solid rgba(255, 107, 129, 0.15);
}
.btn-delete:hover {
  background: rgba(255, 107, 129, 0.2);
}
.btn-delete:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Select / Dropdown Styles */
.select-wrapper {
  position: relative;
}
.select-wrapper::after {
  content: '▼';
  font-size: 0.7rem;
  color: var(--text-muted);
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.select-wrapper select {
  width: 100%;
  padding: 14px 16px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 10px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s ease;
  outline: none;
  appearance: none;
  cursor: pointer;
}
.select-wrapper select:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}
.select-wrapper select option {
  background: #191c29;
  color: #fff;
}

#sub1 {
  border-color: var(--accent-color);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.15);
  color: var(--text-main);
}

/* OpenGraph Live Preview */
.og-preview-container {
  margin-top: 20px;
  margin-bottom: 25px;
}
.og-preview-container > label {
  display: block;
  margin-bottom: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.og-preview-card {
  background: #1c1e29;
  border: 1px solid var(--input-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.og-preview-img {
  width: 100%;
  aspect-ratio: 1.91 / 1;
  background-color: #2a2d3e;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--input-border);
}
#preview-img-placeholder {
  color: rgba(255,255,255,0.2);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.og-preview-content {
  padding: 15px;
}
.og-preview-domain {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.og-preview-title {
  font-size: 1rem;
  font-weight: 600;
  color: #e4e6eb;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.og-preview-desc {
  font-size: 0.85rem;
  color: #b0b3b8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

/* Layout untuk Generator */
.generator-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 30px;
}
.col-divider {
  width: 1px;
  background: var(--card-border);
}
.layout-left, .layout-right {
  display: flex;
  flex-direction: column;
}
@media (max-width: 800px) {
  .generator-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .col-divider {
    width: 100%;
    height: 1px;
    margin: 15px 0;
  }
  .glass-card {
    padding: 25px;
  }
}

.action-bar {
  display: flex;
  gap: 10px;
  margin-top: 5px;
  margin-bottom: 25px;
}
.action-bar .mode-select {
  flex: 0 0 140px;
}
.action-bar .count-input {
  flex: 0 0 52px;
  padding: 14px 8px;
  text-align: center;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 10px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
}
.action-bar .btn-generate {
  flex: 1;
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.result-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}
.result-divider {
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin: 0 0 15px 0;
}
#result-urls {
  width: 100%;
  padding: 12px;
  background: rgba(15, 20, 35, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #ffffff;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  resize: none;
  line-height: 1.6;
}
.btn-copy-sm {
  padding: 4px 10px;
  font-size: 0.7rem;
  width: auto;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.8);
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  transition: all 0.3s ease;
}
.btn-copy-sm:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}
.btn-copy-sm.copied {
  background: rgba(34, 197, 94, 0.15);
  border-color: rgba(34, 197, 94, 0.3);
  color: #22c55e;
}

/* Section Labels for Panels */
.section-label {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  background: linear-gradient(90deg, #00f0ff, #8e2de2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
}

/* Compact Login */
.compact-login {
  max-width: 400px;
  margin: 18vh auto;
  padding: 30px;
}
.password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.password-wrapper input {
  width: 100%;
  padding-right: 45px;
}
.toggle-password {
  position: absolute;
  right: 15px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.3s ease;
}
.toggle-password:hover {
  color: var(--accent-color);
}