/* ============================================================
   markbuddy API Platform - Landing Page Styles
   Loaded from /assets/mb-landing.css
   ============================================================ */

/* ---- Design Tokens ---- */
:root {
  --mb-bg: #0f172a;
  --mb-bg-elevated: #1e293b;
  --mb-bg-card: rgba(30, 41, 59, 0.6);
  --mb-border: rgba(99, 102, 241, 0.15);
  --mb-border-hover: rgba(99, 102, 241, 0.35);
  --mb-text-primary: #f1f5f9;
  --mb-text-secondary: #cbd5e1;
  --mb-text-muted: #7c8aa0;
  --mb-accent: #818cf8;
  --mb-accent-bright: #a5b4fc;
  --mb-accent-deep: #6366f1;
  --mb-violet: #c084fc;
  --mb-radius: 14px;
  --mb-radius-sm: 8px;
  --mb-max-width: 800px;
  --mb-transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Base ---- */
html { scroll-behavior: smooth; }

/* ---- SPA Overrides (hide unwanted New API elements) ---- */
.classic-frontend-deprecation-banner { display: none !important; }
.lucide-bell, .lucide-monitor, .lucide-languages { display: none !important; }
header header .semi-button-with-icon-only {
  visibility: hidden !important;
  width: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
}
footer .flex > div:last-of-type { display: none !important; }

/* Allow auto height so injected content flows naturally */
#root, #root > div, #root > div > div {
  min-height: auto !important;
  height: auto !important;
}

/* ---- Animations ---- */
@keyframes mb-fade-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes mb-fade-in-delayed {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes mb-pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* ---- Hero Section ---- */
.mb-hero {
  max-width: var(--mb-max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem 1.5rem;
  text-align: center;
  animation: mb-fade-in 0.6s ease both;
}

.mb-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 100px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--mb-accent-bright);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.mb-hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mb-accent-bright);
  animation: mb-pulse 2s ease-in-out infinite;
}

.mb-hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--mb-text-primary);
  margin: 0 0 0.6rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.mb-hero-title-accent {
  background: linear-gradient(135deg, var(--mb-accent), var(--mb-violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mb-hero-subtitle {
  font-size: 0.95rem;
  color: var(--mb-text-secondary);
  line-height: 1.6;
  margin: 0 auto 1.5rem;
  max-width: 480px;
}

.mb-hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- Hero → SPA transition ---- */
.mb-hero::after {
  content: '';
  display: block;
  width: 80%;
  max-width: 480px;
  height: 1px;
  margin: 2rem auto 0;
  background: linear-gradient(90deg, transparent, var(--mb-border), transparent);
}

/* ---- Buttons ---- */
.mb-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.6rem 1.4rem;
  border-radius: var(--mb-radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--mb-transition);
  border: none;
  text-decoration: none;
}

.mb-btn:focus-visible {
  outline: 2px solid var(--mb-accent-bright);
  outline-offset: 2px;
}

.mb-btn-primary {
  background: linear-gradient(135deg, var(--mb-accent-deep), #7c3aed);
  color: #fff;
}

.mb-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
  filter: brightness(1.1);
}

.mb-btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--mb-text-secondary);
  border: 1px solid var(--mb-border);
}

.mb-btn-secondary:hover {
  border-color: var(--mb-border-hover);
  color: var(--mb-text-primary);
  background: rgba(255, 255, 255, 0.08);
}

/* ---- Section Common ---- */
.mb-section {
  max-width: var(--mb-max-width);
  margin: 0 auto;
  padding: 1.5rem;
  animation: mb-fade-in 0.6s ease 0.15s both;
}

.mb-section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--mb-text-primary);
  margin: 0 0 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mb-section-title::before {
  content: '';
  width: 3px;
  height: 16px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--mb-accent), var(--mb-violet));
}

/* ---- Quick Start (Code Block) ---- */
.mb-code-wrap {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-radius);
  overflow: hidden;
}

.mb-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--mb-border);
  background: rgba(255, 255, 255, 0.02);
}

.mb-code-tabs {
  display: flex;
  gap: 4px;
}

.mb-code-tab {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--mb-text-muted);
  cursor: pointer;
  transition: all var(--mb-transition);
  border: none;
  background: transparent;
}

.mb-code-tab:focus-visible {
  outline: 2px solid var(--mb-accent-bright);
  outline-offset: 2px;
}

.mb-code-tab:hover {
  color: var(--mb-text-secondary);
}

.mb-code-tab.active {
  background: rgba(99, 102, 241, 0.12);
  color: var(--mb-accent-bright);
}

.mb-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--mb-text-muted);
  cursor: pointer;
  transition: all var(--mb-transition);
  border: 1px solid transparent;
  background: transparent;
}

.mb-copy-btn:focus-visible {
  outline: 2px solid var(--mb-accent-bright);
  outline-offset: 2px;
}

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

.mb-copy-btn.copied {
  color: #4ade80;
}

.mb-code-block {
  margin: 0;
  padding: 1rem;
  font-size: 0.85rem;
  line-height: 1.65;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  color: var(--mb-text-secondary);
  overflow-x: auto;
  white-space: pre;
}

.mb-code-block .mb-code-comment { color: var(--mb-text-muted); }
.mb-code-block .mb-code-key { color: var(--mb-accent-bright); }
.mb-code-block .mb-code-string { color: #86efac; }
.mb-code-block .mb-code-url { color: var(--mb-violet); }

/* ---- Usage Guide (Steps) ---- */
.mb-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mb-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--mb-bg-card);
  border: 1px solid var(--mb-border);
  border-radius: var(--mb-radius);
  padding: 1rem 1.1rem;
  transition: all var(--mb-transition);
  position: relative;
}

.mb-step:hover {
  border-color: var(--mb-border-hover);
  background: rgba(99, 102, 241, 0.04);
}

.mb-step-num {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--mb-accent-deep), #7c3aed);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mb-step-content {
  flex: 1;
  min-width: 0;
}

.mb-step-title {
  margin: 0 0 4px;
  font-weight: 600;
  color: var(--mb-text-primary);
  font-size: 0.92rem;
}

.mb-step-desc {
  margin: 0;
  color: var(--mb-text-secondary);
  font-size: 0.86rem;
  line-height: 1.6;
}

.mb-step-desc code {
  color: var(--mb-accent-bright);
  background: rgba(99, 102, 241, 0.1);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.82rem;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.mb-step-desc a {
  color: var(--mb-accent);
  text-decoration: none;
  transition: color var(--mb-transition);
}

.mb-step-desc a:hover {
  color: var(--mb-accent-bright);
}

/* ---- Footer ---- */
.mb-footer {
  max-width: var(--mb-max-width);
  margin: 1.5rem auto 2rem;
  padding: 1.25rem;
  text-align: center;
  border-top: 1px solid var(--mb-border);
  animation: mb-fade-in-delayed 0.5s ease 0.5s both;
}

.mb-footer-text {
  font-size: 0.8rem;
  color: var(--mb-text-muted);
  margin: 0;
}

.mb-footer-link {
  color: var(--mb-accent);
  text-decoration: none;
  transition: color var(--mb-transition);
}

.mb-footer-link:hover {
  color: var(--mb-accent-bright);
}

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .mb-hero { padding: 2rem 1rem 1rem; }
  .mb-hero-title { font-size: 1.6rem; }
  .mb-hero-subtitle { font-size: 0.88rem; }
  .mb-section { padding: 1rem; }
  .mb-code-block { font-size: 0.76rem; }
}

/* ---- Accessibility ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}