/* ============================================================
   MemoryMesh -- Premium dark-first theme
   Inspired by Linear, Supabase, Vercel design systems
   ============================================================ */

:root {
  --mm-bg-deep: #060a14;
  --mm-bg-surface: #0d1117;
  --mm-bg-elevated: #161b26;
  --mm-bg-card: rgba(255, 255, 255, 0.05);
  --mm-bg-card-hover: rgba(255, 255, 255, 0.09);
  --mm-border: rgba(255, 255, 255, 0.06);
  --mm-border-hover: rgba(255, 255, 255, 0.18);
  --mm-text: #e2e8f0;
  --mm-text-muted: #94a3b8;
  --mm-text-heading: #f1f5f9;
  --mm-accent: #06b6d4;
  --mm-accent-2: #8b5cf6;
  --mm-accent-3: #f59e0b;
  --mm-gradient: linear-gradient(135deg, #6366f1, #06b6d4);
  --mm-gradient-text: linear-gradient(135deg, #818cf8, #22d3ee);
  --mm-red: #f87171;
  --mm-green: #34d399;
  --mm-radius: 10px;
  --mm-max-width: 900px;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: var(--mm-bg-deep);
  --md-default-fg-color: var(--mm-text);
  --md-default-fg-color--light: var(--mm-text-muted);
  --md-primary-fg-color: #6366f1;
  --md-accent-fg-color: var(--mm-accent);
  --md-code-bg-color: rgba(255, 255, 255, 0.05);
  --md-code-fg-color: #e2e8f0;
  --md-typeset-a-color: var(--mm-accent);
}

[data-md-color-scheme="default"] {
  --mm-bg-deep: #f8fafc;
  --mm-bg-surface: #ffffff;
  --mm-bg-elevated: #f1f5f9;
  --mm-bg-card: rgba(0, 0, 0, 0.03);
  --mm-bg-card-hover: rgba(0, 0, 0, 0.06);
  --mm-border: rgba(0, 0, 0, 0.08);
  --mm-border-hover: rgba(0, 0, 0, 0.15);
  --mm-text: #1e293b;
  --mm-text-muted: #475569;
  --mm-text-heading: #0f172a;
  --mm-gradient-text: linear-gradient(135deg, #4f46e5, #0891b2);
  --mm-red: #dc2626;
  --mm-green: #16a34a;
  --md-default-bg-color: #f8fafc;
  --md-default-fg-color: #1e293b;
  --md-default-fg-color--light: #475569;
  --md-primary-fg-color: #4f46e5;
  --md-accent-fg-color: #0891b2;
  --md-typeset-a-color: #0891b2;
  --md-code-bg-color: #f1f5f9;
  --md-code-fg-color: #1e293b;
}

/* ── Light mode: Header + Navigation ── */
[data-md-color-scheme="default"] .md-header {
  background: rgba(248, 250, 252, 0.92) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
[data-md-color-scheme="default"] .md-header .md-header__title,
[data-md-color-scheme="default"] .md-header .md-header__topic {
  color: #0f172a;
}
[data-md-color-scheme="default"] .md-header .md-header__button {
  color: #475569;
}
[data-md-color-scheme="default"] .md-tabs {
  background: rgba(248, 250, 252, 0.95) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
[data-md-color-scheme="default"] .md-tabs__link {
  color: #475569 !important;
  opacity: 1 !important;
}
[data-md-color-scheme="default"] .md-tabs__link--active,
[data-md-color-scheme="default"] .md-tabs__link:hover {
  color: #4f46e5 !important;
}
[data-md-color-scheme="default"] .md-search__input {
  background: rgba(0, 0, 0, 0.04);
  color: #1e293b;
}
[data-md-color-scheme="default"] .md-search__input::placeholder {
  color: #94a3b8;
}

/* ── Light mode: Hero ── */
[data-md-color-scheme="default"] .hero-section::before {
  background: radial-gradient(
    ellipse at center,
    rgba(79, 70, 229, 0.08) 0%,
    rgba(8, 145, 178, 0.04) 35%,
    transparent 65%
  );
}
[data-md-color-scheme="default"] .hero-section::after {
  background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.2), rgba(8, 145, 178, 0.2), transparent);
}
[data-md-color-scheme="default"] .hero-section h1 {
  background: linear-gradient(90deg, #4f46e5 0%, #0891b2 25%, #7c3aed 50%, #0891b2 75%, #4f46e5 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-md-color-scheme="default"] .hero-sub {
  color: #334155;
}
[data-md-color-scheme="default"] .hero-badge {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.1);
  color: #475569;
}
[data-md-color-scheme="default"] .hero-badge.accent {
  border-color: rgba(8, 145, 178, 0.3);
  color: #0891b2;
}
[data-md-color-scheme="default"] .hero-install {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(8, 145, 178, 0.3);
  color: #0891b2;
  box-shadow: 0 0 15px rgba(8, 145, 178, 0.06);
}
[data-md-color-scheme="default"] .hero-install::before {
  color: #94a3b8;
}
[data-md-color-scheme="default"] .hero-install:hover {
  background: rgba(8, 145, 178, 0.06);
  border-color: #0891b2;
  box-shadow: 0 0 25px rgba(8, 145, 178, 0.1);
}
[data-md-color-scheme="default"] .hero-buttons .md-button--primary {
  background: linear-gradient(135deg, #4f46e5, #0891b2);
  color: white;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.25);
}
[data-md-color-scheme="default"] .hero-buttons .md-button--primary:hover {
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.35);
}
[data-md-color-scheme="default"] .hero-buttons .md-button:not(.md-button--primary) {
  border-color: rgba(0, 0, 0, 0.15);
  color: #1e293b;
}
[data-md-color-scheme="default"] .hero-buttons .md-button:not(.md-button--primary):hover {
  border-color: rgba(0, 0, 0, 0.25);
  background: rgba(0, 0, 0, 0.04);
}

/* ── Light mode: Stat cards ── */
[data-md-color-scheme="default"] .stat-card {
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.04) 0%, rgba(8, 145, 178, 0.02) 100%);
  border-color: rgba(79, 70, 229, 0.12);
}
[data-md-color-scheme="default"] .stat-card:hover {
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.07) 0%, rgba(8, 145, 178, 0.04) 100%);
  border-color: rgba(79, 70, 229, 0.2);
  box-shadow: 0 4px 20px rgba(79, 70, 229, 0.08);
}
[data-md-color-scheme="default"] .stat-number {
  background: var(--mm-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Light mode: Problem cards ── */
[data-md-color-scheme="default"] .problem-card {
  background: rgba(220, 38, 38, 0.03);
  border-color: rgba(220, 38, 38, 0.1);
}
[data-md-color-scheme="default"] .problem-card::before {
  background: #dc2626;
}
[data-md-color-scheme="default"] .problem-card:hover {
  background: rgba(220, 38, 38, 0.06);
  border-color: rgba(220, 38, 38, 0.2);
  box-shadow: 0 4px 20px rgba(220, 38, 38, 0.06);
}
[data-md-color-scheme="default"] .problem-card h4 { color: #dc2626; }
[data-md-color-scheme="default"] .problem-card p { color: #475569; }

/* ── Light mode: Solution cards ── */
[data-md-color-scheme="default"] .solution-grid::before {
  background: radial-gradient(ellipse, rgba(8, 145, 178, 0.04) 0%, transparent 70%);
}
[data-md-color-scheme="default"] .solution-card {
  background: rgba(8, 145, 178, 0.03);
  border-color: rgba(8, 145, 178, 0.1);
}
[data-md-color-scheme="default"] .solution-card::before {
  background: linear-gradient(135deg, #4f46e5, #0891b2);
}
[data-md-color-scheme="default"] .solution-card:hover {
  background: rgba(8, 145, 178, 0.06);
  border-color: rgba(8, 145, 178, 0.2);
  box-shadow: 0 4px 20px rgba(8, 145, 178, 0.06);
}
[data-md-color-scheme="default"] .solution-card h4 { color: #0891b2; }
[data-md-color-scheme="default"] .solution-card p { color: #475569; }

/* ── Light mode: Feature cards ── */
[data-md-color-scheme="default"] .feature-card {
  background: rgba(0, 0, 0, 0.02);
  border-color: rgba(0, 0, 0, 0.08);
}
[data-md-color-scheme="default"] .feature-card:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.15);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
}
[data-md-color-scheme="default"] .feature-card:nth-child(3n+1)::before { background: #4f46e5; }
[data-md-color-scheme="default"] .feature-card:nth-child(3n+2)::before { background: #0891b2; }
[data-md-color-scheme="default"] .feature-card:nth-child(3n+3)::before { background: #7c3aed; }
[data-md-color-scheme="default"] .feature-card:nth-child(3n+1) h3::before { background: #4f46e5; }
[data-md-color-scheme="default"] .feature-card:nth-child(3n+2) h3::before { background: #0891b2; }
[data-md-color-scheme="default"] .feature-card:nth-child(3n+3) h3::before { background: #7c3aed; }
[data-md-color-scheme="default"] .feature-card p { color: #475569; }

/* ── Light mode: Tables ── */
[data-md-color-scheme="default"] .mm-section table th {
  color: #0f172a;
  border-bottom-color: rgba(0, 0, 0, 0.12);
}
[data-md-color-scheme="default"] .mm-section table td {
  color: #475569;
  border-bottom-color: rgba(0, 0, 0, 0.06);
}
[data-md-color-scheme="default"] .mm-section table tr:hover td {
  background: rgba(0, 0, 0, 0.02);
}
[data-md-color-scheme="default"] .mm-section table tr:last-child td {
  color: #0891b2;
  background: rgba(8, 145, 178, 0.04);
  border-bottom: 2px solid rgba(8, 145, 178, 0.25);
}

/* ── Light mode: Icon chips ── */
[data-md-color-scheme="default"] .icon-chip {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.08);
  color: #475569;
}
[data-md-color-scheme="default"] .icon-chip:hover {
  background: rgba(0, 0, 0, 0.06);
  border-color: rgba(0, 0, 0, 0.15);
  color: #1e293b;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

/* ── Light mode: Community + Subscribe ── */
[data-md-color-scheme="default"] .community-card {
  background: rgba(0, 0, 0, 0.02);
  border-color: rgba(0, 0, 0, 0.08);
}
[data-md-color-scheme="default"] .community-card:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(79, 70, 229, 0.2);
  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.06);
}
[data-md-color-scheme="default"] .subscribe-btn {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.1);
  color: #475569;
}
[data-md-color-scheme="default"] .subscribe-btn:hover {
  background: rgba(0, 0, 0, 0.06);
  border-color: rgba(0, 0, 0, 0.2);
  color: #1e293b;
}
[data-md-color-scheme="default"] .subscribe-btn.primary {
  background: linear-gradient(135deg, #4f46e5, #0891b2);
  color: white;
  border-color: transparent;
}

/* ── Light mode: CTA ── */
[data-md-color-scheme="default"] .cta-section::before {
  background: radial-gradient(
    ellipse at center bottom,
    rgba(79, 70, 229, 0.06) 0%,
    rgba(8, 145, 178, 0.03) 40%,
    transparent 70%
  );
}
[data-md-color-scheme="default"] .cta-section::after {
  background: linear-gradient(135deg, #4f46e5, #0891b2);
  opacity: 0.2;
}
[data-md-color-scheme="default"] .cta-section h2 {
  background: var(--mm-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Light mode: Code blocks ── */
[data-md-color-scheme="default"] .mm-section .highlight {
  border-color: rgba(0, 0, 0, 0.1);
}
[data-md-color-scheme="default"] .md-content .md-typeset > .highlight {
  border-color: rgba(0, 0, 0, 0.1);
}

/* ── Light mode: Footer ── */
[data-md-color-scheme="default"] .md-footer {
  background: #f1f5f9 !important;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

body { -webkit-font-smoothing: antialiased; }
.md-content__button { display: none; }

/* Header -- frosted glass */
.md-header {
  background: rgba(6, 10, 20, 0.85) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--mm-border);
}
[data-md-color-scheme="default"] .md-header {
  background: rgba(255, 255, 255, 0.85) !important;
}
.md-tabs {
  background: transparent !important;
  border-bottom: 1px solid var(--mm-border);
}

/* ========================================================
   HERO -- the wow moment
   ======================================================== */
.hero-section {
  text-align: center;
  padding: 4rem 1rem 2rem;
  max-width: var(--mm-max-width);
  margin: 0 auto;
  position: relative;
}
/* Ambient radial glow behind hero */
.hero-section::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 450px;
  background: radial-gradient(
    ellipse at center,
    rgba(99, 102, 241, 0.15) 0%,
    rgba(6, 182, 212, 0.08) 35%,
    transparent 65%
  );
  pointer-events: none;
  z-index: 0;
}
/* Gradient divider under hero */
.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.4), rgba(6, 182, 212, 0.4), transparent);
}
.hero-section > * {
  position: relative;
  z-index: 1;
}
/* Title with shimmer animation */
.hero-section h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.05;
  margin: 0 0 0.5rem;
  background: linear-gradient(90deg, #818cf8 0%, #22d3ee 25%, #c4b5fd 50%, #22d3ee 75%, #818cf8 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.04em;
  animation: shimmer 5s linear infinite;
}
@keyframes shimmer {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}
.hero-sub {
  font-size: 1.2rem;
  color: var(--mm-text);
  margin: 0 auto 1.5rem;
  line-height: 1.5;
  max-width: 560px;
}
.hero-badges {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.2rem;
}
.hero-badge {
  display: inline-block;
  background: var(--mm-bg-card);
  border: 1px solid var(--mm-border);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--mm-text-muted);
}
.hero-badge.accent {
  border-color: rgba(6, 182, 212, 0.3);
  color: var(--mm-accent);
}
/* Terminal-style install command with glow */
.hero-install {
  display: inline-block;
  background: var(--mm-bg-card);
  border: 1px solid rgba(6, 182, 212, 0.25);
  padding: 0.6rem 1.5rem;
  border-radius: 999px;
  font-family: var(--md-code-font-family);
  font-size: 0.95rem;
  color: var(--mm-accent);
  margin-bottom: 1.2rem;
  transition: all 0.3s ease;
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.08);
}
.hero-install::before {
  content: '$ ';
  color: var(--mm-text-muted);
  opacity: 0.5;
}
.hero-install:hover {
  border-color: var(--mm-accent);
  background: rgba(6, 182, 212, 0.08);
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.15);
  transform: scale(1.02);
}
.hero-buttons {
  display: flex;
  gap: 0.7rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-buttons .md-button {
  border-radius: 999px;
  padding: 0.6rem 1.8rem;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}
.hero-buttons .md-button--primary {
  background: var(--mm-gradient);
  border: none;
  color: white;
  box-shadow: 0 0 25px rgba(99, 102, 241, 0.2);
}
.hero-buttons .md-button--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.35);
}
.hero-buttons .md-button:not(.md-button--primary) {
  border: 1px solid var(--mm-border);
  background: transparent;
  color: var(--mm-text);
}
.hero-buttons .md-button:not(.md-button--primary):hover {
  border-color: var(--mm-text-muted);
  background: var(--mm-bg-card);
}

/* ========================================================
   SECTIONS -- unified width, visual rhythm
   ======================================================== */
.mm-section {
  max-width: var(--mm-max-width);
  margin: 0 auto;
  padding: 1.5rem 1rem;
}
.mm-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--mm-text-heading);
  margin: 0 0 0.6rem;
  letter-spacing: -0.02em;
}
.mm-section > p {
  color: var(--mm-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 1rem;
}

/* ========================================================
   STATS -- gradient tinted, visually distinct
   ======================================================== */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
  margin: 1rem 0;
}
.stat-card {
  text-align: center;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.06) 0%, rgba(6, 182, 212, 0.03) 100%);
  border: 1px solid rgba(99, 102, 241, 0.12);
  border-radius: var(--mm-radius);
  padding: 1.2rem 0.5rem;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--mm-gradient);
  opacity: 0.6;
}
.stat-card:hover {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, rgba(6, 182, 212, 0.05) 100%);
  border-color: rgba(99, 102, 241, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.1);
}
.stat-card:hover .stat-number {
  transform: scale(1.08);
  filter: brightness(1.2);
}
.stat-number {
  font-size: 1.4rem;
  font-weight: 800;
  background: var(--mm-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1.2;
  transition: transform 0.3s ease, filter 0.3s ease;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--mm-text-muted);
  margin-top: 0.2rem;
  display: block;
}
/* Staggered reveal animation */
.stat-card {
  opacity: 0;
  transform: translateY(15px);
  animation: stat-reveal 0.6s ease forwards;
}
.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }
@keyframes stat-reveal {
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================================
   PROBLEM CARDS -- red semantic tint (pain)
   ======================================================== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
  margin: 1rem 0;
}
.problem-card {
  background: rgba(248, 113, 113, 0.04);
  border: 1px solid rgba(248, 113, 113, 0.1);
  border-radius: var(--mm-radius);
  padding: 1rem 1.2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.problem-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--mm-red);
  opacity: 0.7;
  transition: all 0.3s ease;
}
.problem-card:hover {
  background: rgba(248, 113, 113, 0.07);
  border-color: rgba(248, 113, 113, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(248, 113, 113, 0.08);
}
.problem-card:hover::before {
  opacity: 1;
  height: 3px;
}
.problem-card h4 {
  margin: 0 0 0.3rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--mm-red);
}
.problem-card p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--mm-text-muted);
  line-height: 1.5;
}

/* ========================================================
   SOLUTION CARDS -- cyan semantic tint (success)
   ======================================================== */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
  margin: 1rem 0;
  position: relative;
}
/* Ambient glow behind solutions */
.solution-grid::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 80%; height: 120%;
  background: radial-gradient(ellipse, rgba(6, 182, 212, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.solution-card {
  background: rgba(6, 182, 212, 0.04);
  border: 1px solid rgba(6, 182, 212, 0.1);
  border-radius: var(--mm-radius);
  padding: 1rem 1.2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.solution-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--mm-gradient);
  opacity: 0.7;
  transition: all 0.3s ease;
}
.solution-card:hover {
  background: rgba(6, 182, 212, 0.07);
  border-color: rgba(6, 182, 212, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.08);
}
.solution-card:hover::before {
  opacity: 1;
  height: 3px;
}
.solution-card h4 {
  margin: 0 0 0.3rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--mm-accent);
}
.solution-card p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--mm-text-muted);
  line-height: 1.5;
}

/* ========================================================
   FEATURE GRID -- rotating accent colors
   ======================================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  margin: 1rem 0;
}
.feature-card {
  background: var(--mm-bg-card);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius);
  padding: 1rem 1.1rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
/* Rotating top accent colors */
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  opacity: 0.5;
  transition: opacity 0.3s ease, height 0.3s ease;
}
.feature-card:nth-child(3n+1)::before { background: #6366f1; }
.feature-card:nth-child(3n+2)::before { background: #06b6d4; }
.feature-card:nth-child(3n+3)::before { background: #8b5cf6; }
.feature-card:hover::before {
  opacity: 1;
  height: 3px;
}
.feature-card:hover {
  background: var(--mm-bg-card-hover);
  border-color: var(--mm-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.1);
}
.feature-card h3 {
  margin: 0 0 0.3rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--mm-text-heading);
}
/* Colored dot before feature title */
.feature-card h3::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  margin-right: 0.4rem;
  vertical-align: middle;
}
.feature-card:nth-child(3n+1) h3::before { background: #6366f1; }
.feature-card:nth-child(3n+2) h3::before { background: #06b6d4; }
.feature-card:nth-child(3n+3) h3::before { background: #8b5cf6; }
.feature-card p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--mm-text-muted);
  line-height: 1.5;
}

/* ========================================================
   TABLES -- full width, highlighted winner row
   ======================================================== */
.mm-section table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.8rem 0;
  font-size: 0.95rem;
  table-layout: fixed;
}
.mm-section table th {
  font-weight: 600;
  text-align: left;
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--mm-border);
  color: var(--mm-text-heading);
}
.mm-section table td {
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--mm-border);
  color: var(--mm-text-muted);
}
.mm-section table tr:hover td {
  background: var(--mm-bg-card);
}
/* MemoryMesh winner row -- highlighted */
.mm-section table tr:last-child td {
  color: var(--mm-accent);
  font-weight: 600;
  background: rgba(6, 182, 212, 0.06);
  border-bottom: 2px solid rgba(6, 182, 212, 0.3);
}
.mm-section .md-typeset__table,
.mm-section .md-typeset__table table {
  width: 100%;
}
.mm-section .md-typeset__scrollwrap {
  margin: 0;
  overflow: visible;
}

/* ========================================================
   ICON CHIPS -- pulsing status dots
   ======================================================== */
.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin: 1rem 0;
}
.icon-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--mm-bg-card);
  border: 1px solid var(--mm-border);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--mm-text-muted);
  transition: all 0.25s ease;
  white-space: nowrap;
}
.icon-chip:hover {
  background: var(--mm-bg-card-hover);
  border-color: var(--mm-border-hover);
  color: var(--mm-text);
  transform: translateY(-1px) scale(1.03);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
.icon-chip .chip-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.25s ease;
}
.icon-chip:hover .chip-icon {
  transform: scale(1.15);
}
/* Legacy dot support */
.icon-chip .chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

/* ========================================================
   SUBSCRIBE + COMMUNITY
   ======================================================== */
.subscribe-row {
  display: flex;
  gap: 0.7rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin: 1rem 0;
}
.subscribe-row a { text-decoration: none; }
.subscribe-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--mm-bg-card);
  border: 1px solid var(--mm-border);
  border-radius: 999px;
  padding: 0.5rem 1.2rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--mm-text-muted);
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
}
.subscribe-btn:hover {
  background: var(--mm-bg-card-hover);
  border-color: var(--mm-border-hover);
  color: var(--mm-text);
  text-decoration: none;
  transform: translateY(-1px);
}
.subscribe-btn.primary {
  background: var(--mm-gradient);
  border-color: transparent;
  color: white;
}
.subscribe-btn.primary:hover {
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}
.community-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
  margin: 1rem 0;
}
.community-card {
  background: var(--mm-bg-card);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius);
  padding: 1.2rem;
  text-align: center;
  transition: all 0.3s ease;
  text-decoration: none;
  display: block;
  color: inherit;
}
.community-card:hover {
  background: var(--mm-bg-card-hover);
  border-color: rgba(99, 102, 241, 0.25);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.1);
  text-decoration: none;
  color: inherit;
}
.community-card .cc-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.4rem;
  transition: transform 0.3s ease;
}
.community-card:hover .cc-icon {
  transform: scale(1.15);
}
.community-card h4 {
  margin: 0 0 0.2rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--mm-text-heading);
}
.community-card p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--mm-text-muted);
  line-height: 1.4;
}

/* ========================================================
   CTA -- landing zone with glow
   ======================================================== */
.cta-section {
  text-align: center;
  padding: 3rem 1rem;
  max-width: var(--mm-max-width);
  margin: 0 auto;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(
    ellipse at center bottom,
    rgba(99, 102, 241, 0.1) 0%,
    rgba(6, 182, 212, 0.05) 40%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
}
/* Gradient line above CTA */
.cta-section::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 1px;
  background: var(--mm-gradient);
  opacity: 0.4;
}
.cta-section > * {
  position: relative;
  z-index: 1;
}
.cta-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--mm-gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.2rem;
}

/* ========================================================
   CODE BLOCKS + TABS -- match section width
   ======================================================== */
.mm-section .highlight {
  border-radius: var(--mm-radius);
  border: 1px solid var(--mm-border);
  overflow: hidden;
}
.mm-section .highlight pre {
  margin: 0;
  padding: 1rem;
  font-size: 0.85rem;
}
.md-content .md-typeset > .highlight {
  max-width: var(--mm-max-width);
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--mm-radius);
  border: 1px solid var(--mm-border);
  overflow: hidden;
}
.md-content .md-typeset > .tabbed-set {
  max-width: var(--mm-max-width);
  margin-left: auto;
  margin-right: auto;
}
.md-typeset .tabbed-labels {
  border-bottom-color: var(--mm-border);
}
.md-typeset .tabbed-labels > label {
  font-weight: 500;
  font-size: 0.85rem;
}

/* ========================================================
   ADMONITIONS + FOOTER
   ======================================================== */
.md-typeset .admonition {
  border-radius: var(--mm-radius);
  border: 1px solid var(--mm-border);
  background: var(--mm-bg-card);
}
.md-footer {
  background: var(--mm-bg-surface) !important;
  border-top: 1px solid var(--mm-border);
}

/* ========================================================
   RESPONSIVE
   ======================================================== */
@media (max-width: 960px) {
  .hero-section h1 { font-size: 2.5rem; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .hero-section::before { width: 400px; height: 300px; }
}
@media (max-width: 600px) {
  .hero-section { padding: 2.5rem 1rem 1.5rem; }
  .hero-section h1 { font-size: 2rem; }
  .hero-sub { font-size: 1rem; }
  .problem-grid, .solution-grid, .feature-grid, .community-row { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-section::before { width: 300px; height: 200px; }
}

html { scroll-behavior: smooth; }
::selection { background: rgba(99, 102, 241, 0.3); }