:root {
  --bg-deep: #090d16;
  --bg-main: #0f172a;
  --bg-card: #1e293b;
  --bg-card-subtle: #243046;
  --bg-input: #0a0f1d;
  --border-color: #334155;
  --border-light: #475569;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.4);
  --accent: #a855f7;
  --success: #10b981;
  --error: #ef4444;
  --warning: #f59e0b;
}

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

body {
  background-color: var(--bg-deep);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
}

.brand-icon {
  font-size: 22px;
}

.brand-badge {
  font-size: 11px;
  font-weight: 600;
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.3);
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-main);
}

/* Hero Section */
.hero {
  padding: 80px 20px 60px;
  text-align: center;
  background: radial-gradient(circle at 50% 20%, rgba(99, 102, 241, 0.15), transparent 70%);
}

.hero-container {
  max-width: 820px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: rgba(99, 102, 241, 0.15);
  color: #c7d2fe;
  border: 1px solid rgba(99, 102, 241, 0.3);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.8px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #ffffff 40%, #cbd5e1 70%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: white;
}

.btn-glow {
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #4f46e5, #4338ca);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card-subtle);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.btn-large {
  padding: 14px 28px;
  font-size: 16px;
}

.preconfigured-notice {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #a7f3d0;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  margin-bottom: 36px;
  max-width: 90%;
}

.preconfigured-notice strong {
  color: #ffffff;
  font-family: monospace;
  font-size: 13px;
}

.dot-live {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px #10b981;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.feature-tag {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(51, 65, 85, 0.6);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Sections */
.section {
  padding: 70px 20px;
}

.bg-alt {
  background: rgba(15, 23, 42, 0.6);
  border-top: 1px solid rgba(51, 65, 85, 0.4);
  border-bottom: 1px solid rgba(51, 65, 85, 0.4);
}

.section-container {
  max-width: 1000px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 44px;
}

.section-tag {
  text-transform: uppercase;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 8px;
  display: block;
}

.section-header h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 650px;
  margin: 0 auto;
}

/* Step Cards */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.step-number {
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 16px;
  box-shadow: 0 2px 10px var(--primary-glow);
}

.step-content h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.step-content p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.5;
}

.step-link {
  display: inline-block;
  margin-top: 14px;
  color: #a5b4fc;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.step-link:hover {
  text-decoration: underline;
}

.copy-box {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.copy-box input {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: #cbd5e1;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-family: monospace;
  width: 100%;
}

.btn-copy {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

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

.success-badge {
  margin-top: 14px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}

.mt-2 {
  margin-top: 8px;
}

/* Customizer Box */
.customizer-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 32px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.fixed-worker-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: rgba(10, 15, 29, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 20px;
  flex-wrap: wrap;
}

.worker-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.badge-fixed {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: #34d399;
  letter-spacing: 0.5px;
}

.worker-url-display {
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
  font-family: monospace;
}

.worker-meta p {
  font-size: 13px;
  color: var(--text-muted);
}

.mt-3 {
  margin-top: 16px;
}

.single-field {
  grid-template-columns: 1fr !important;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

label {
  font-size: 13px;
  font-weight: 600;
  color: #cbd5e1;
}

.req {
  color: var(--error);
}

small {
  font-size: 11px;
  color: var(--text-dim);
}

input[type="url"],
input[type="text"],
select,
textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
}

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

.input-row input {
  flex: 1;
}

.btn-action {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: #cbd5e1;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.btn-action:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.test-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
}

.test-status.success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
}

.test-status.error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
}

.customizer-actions {
  display: flex;
  gap: 16px;
  margin-top: 28px;
  flex-wrap: wrap;
}

/* Try Web Section */
.try-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 30px;
}

.upload-area {
  border: 2px dashed var(--border-color);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: rgba(10, 15, 29, 0.4);
}

.upload-area:hover,
.upload-area.dragover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.05);
}

.hidden-input {
  display: none;
}

.upload-icon {
  font-size: 36px;
  display: block;
  margin-bottom: 12px;
}

.upload-prompt h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.upload-prompt p {
  color: var(--text-dim);
  font-size: 13px;
}

.file-tag {
  display: inline-block;
  margin-top: 12px;
  background: rgba(99, 102, 241, 0.2);
  color: #c7d2fe;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
}

.try-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
}

.web-status {
  font-size: 13px;
  color: var(--text-muted);
}

.result-box {
  margin-top: 24px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 20px;
}

.result-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.result-box-header h3 {
  font-size: 15px;
  font-weight: 600;
}

.result-text-area {
  font-size: 14px;
  color: #e2e8f0;
  white-space: pre-wrap;
  line-height: 1.6;
}

/* Error Table */
.table-responsive {
  overflow-x: auto;
}

.error-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.error-table th,
.error-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
}

.error-table th {
  background: var(--bg-card);
  color: #cbd5e1;
  font-weight: 600;
}

.error-table tr:hover td {
  background: rgba(30, 41, 59, 0.5);
}

code {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 12px;
}

/* Footer */
.footer-site {
  border-top: 1px solid var(--border-color);
  padding: 40px 20px;
  background: var(--bg-deep);
}

.footer-container {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo {
  font-weight: 700;
  font-size: 16px;
}

.footer-info p {
  color: var(--text-dim);
  font-size: 12px;
  margin-top: 4px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--primary);
}

.hidden {
  display: none !important;
}