:root {
  --dd-bg: #f5f5f7;
  --dd-surface: #ffffff;
  --dd-surface-soft: #f3f4f6;
  --dd-text: #111827;
  --dd-text-muted: #6b7280;
  --dd-border: #e5e7eb;
  --dd-primary: #111827;
  --dd-primary-soft: #1f2937;
  --dd-accent: #f97316;
  --dd-accent-soft: rgba(249, 115, 22, 0.12);
  --dd-radius-card: 18px;
  --dd-shadow-card: 0 18px 45px rgba(15, 23, 42, 0.18);
  --dd-transition-fast: 150ms ease-out;
  --dd-transition-med: 220ms ease-out;
}

/* Dark theme overrides */
.theme-dark {
  --dd-bg: #020617;
  --dd-surface: #020617;
  --dd-surface-soft: #020617;
  --dd-text: #e5e7eb;
  --dd-text-muted: #9ca3af;
  --dd-border: #1f2937;
  --dd-primary: #f9fafb;
  --dd-primary-soft: #e5e7eb;
  --dd-accent: #f97316;
  --dd-accent-soft: rgba(249, 115, 22, 0.2);
  --dd-shadow-card: 0 18px 45px rgba(0, 0, 0, 0.7);
}

/* Global layout */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #e5e7eb 0, var(--dd-bg) 40%);
  color: var(--dd-text);
  margin: 0;
  padding: 0;
  transition: background var(--dd-transition-med), color var(--dd-transition-med);
}

/* Header / hero */
.site-header {
  padding: 1.75rem 1.5rem 1rem;
}

.header-inner {
  max-width: 960px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 0, #f97316, #111827);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.4);
  transform: translateY(0);
  animation: float 4s ease-in-out infinite;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  display: block;
  border-radius: 8px;
  object-fit: contain;
}

.brand-mark {
  color: #f9fafb;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.9rem;
}

.brand-tagline {
  font-size: 0.85rem;
  color: var(--dd-text-muted);
}

/* Dark mode toggle */
.dark-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--dd-border);
  background: rgba(15, 23, 42, 0.02);
  color: var(--dd-text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background var(--dd-transition-fast), border-color var(--dd-transition-fast), transform var(--dd-transition-fast);
}

.dark-toggle:hover {
  background: var(--dd-surface-soft);
  transform: translateY(-1px);
}

.dark-toggle-icon {
  font-size: 1rem;
}

/* Hero card */
.hero-card {
  max-width: 960px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--dd-primary) 0%, #020617 40%, #111827 100%);
  color: #f9fafb;
  border-radius: var(--dd-radius-card);
  padding: 1.6rem 1.7rem;
  box-shadow: var(--dd-shadow-card);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at top right, rgba(249, 115, 22, 0.35), transparent 55%);
  opacity: 0.9;
  pointer-events: none;
}

.hero-card h1 {
  position: relative;
  margin: 0 0 0.4rem;
  font-size: 1.6rem;
}

.hero-card p {
  position: relative;
  margin: 0;
  font-size: 0.95rem;
  color: rgba(249, 250, 251, 0.85);
}

/* Main content */
.site-content {
  max-width: 960px;
  margin: 1.75rem auto 2.5rem;
  padding: 0 1.5rem;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 2rem 1.5rem 2.5rem;
  border-top: 1px solid var(--dd-border);
  background: rgba(15, 23, 42, 0.02);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: var(--dd-accent-soft);
  color: var(--dd-accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.footer-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--dd-text-muted);
}

/* Headings */
h2, h3, h4 {
  margin-top: 2rem;
  color: var(--dd-text);
}

/* Form styling */
form label {
  display: block;
  margin-bottom: 1rem;
  font-weight: 600;
  font-size: 0.9rem;
}

form input[type="text"],
form input[type="email"],
form input[type="url"],
form input[type="file"],
form textarea,
form select {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--dd-border);
  margin-top: 0.3rem;
  font-size: 0.95rem;
  background: var(--dd-surface);
  color: var(--dd-text);
  transition: border-color var(--dd-transition-fast), box-shadow var(--dd-transition-fast), background var(--dd-transition-fast), color var(--dd-transition-fast);
}

form input:focus,
form textarea:focus,
form select:focus {
  outline: none;
  border-color: var(--dd-accent);
  box-shadow: 0 0 0 1px var(--dd-accent-soft);
}

textarea {
  min-height: 100px;
}

/* Buttons */
.btn,
button {
  background: var(--dd-primary);
  color: #f9fafb;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: transform var(--dd-transition-fast), box-shadow var(--dd-transition-fast), background var(--dd-transition-fast);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
}

.btn.secondary {
  background: var(--dd-primary-soft);
}

.btn:hover,
button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.3);
}

.btn:active,
button:active {
  transform: translateY(0);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.25);
}

/* Preview card */
.preview-card {
  background: var(--dd-surface);
  border-radius: var(--dd-radius-card);
  padding: 1.75rem;
  box-shadow: var(--dd-shadow-card);
  margin-bottom: 2rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  transform: translateY(0);
  animation: fadeInUp 400ms var(--dd-transition-med);
}

.preview-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.preview-photo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(249, 250, 251, 0.9);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.35);
}

.preview-initials {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, #111827, #020617);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: #f9fafb;
}

.preview-sub {
  color: var(--dd-text-muted);
  margin: 0;
}

/* Sections */
.section {
  margin-bottom: 1.5rem;
}

.label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dd-text-muted);
  margin-bottom: 0.25rem;
}

.value {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

/* Socials */
.social-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
}

.social-item a {
  color: var(--dd-accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.social-item a:hover {
  text-decoration: underline;
}

.icon {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* Feature card */
.feature-card {
  border-left: 4px solid var(--dd-accent);
  padding-left: 1rem;
  margin-bottom: 1rem;
  background: var(--dd-surface-soft);
  border-radius: 0 12px 12px 0;
}

/* Media */
.media-image {
  max-width: 100%;
  border-radius: 12px;
  margin-bottom: 0.5rem;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
}

.media-embed iframe {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 12px;
  border: none;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
}

/* Product card */
.product-card {
  border: 1px solid var(--dd-border);
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1rem;
  background: var(--dd-surface-soft);
}

.product-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-price {
  color: #22c55e;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* Add Section UI */
.section-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-block {
  background: var(--dd-surface);
  border: 1px solid var(--dd-border);
  padding: 1rem;
  border-radius: 12px;
  margin-bottom: 1rem;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

.remove-section {
  background: #b91c1c;
  margin-top: 0.5rem;
}

/* Links */
.back-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--dd-text-muted);
  text-decoration: none;
}

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

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 720px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-card {
    margin-top: 0.5rem;
  }

  .preview-header {
    flex-direction: column;
    text-align: center;
  }
}