/* Deep AI Minds — professional blue theme + playful cyan / emerald / violet accents */

:root {
  /* Core blues */
  --dm-blue-950: #0f172a;
  --dm-blue-900: #1e3a8a;
  --dm-blue-800: #1e40af;
  --dm-blue-700: #1d4ed8;
  --dm-blue-600: #2563eb;
  --dm-blue-500: #3b82f6;
  --dm-blue-400: #60a5fa;
  --dm-blue-200: #bfdbfe;
  --dm-blue-100: #dbeafe;
  --dm-blue-50: #eff6ff;

  /* Playful accents */
  --dm-play-cyan: #06b6d4;
  --dm-play-cyan-dark: #0891b2;
  --dm-play-violet: #8b5cf6;
  --dm-play-violet-dark: #7c3aed;
  --dm-play-amber: #f59e0b;
  --dm-play-emerald: #10b981;
  --dm-play-emerald-dark: #059669;

  /* Cool neutrals */
  --dm-slate-900: #0f172a;
  --dm-slate-800: #1e293b;
  --dm-slate-700: #334155;
  --dm-slate-600: #475569;
  --dm-slate-400: #94a3b8;
  --dm-slate-200: #e2e8f0;
  --dm-slate-100: #f1f5f9;
  --dm-slate-50: #f8fafc;

  --bs-blue: var(--dm-blue-600);
  --bs-indigo: var(--dm-play-violet);
  --bs-purple: #a78bfa;
  --bs-pink: #ec4899;
  --bs-red: #f43f5e;
  --bs-orange: var(--dm-play-amber);
  --bs-yellow: var(--dm-play-amber);
  --bs-green: var(--dm-play-emerald);
  --bs-teal: var(--dm-play-cyan);
  --bs-cyan: #22d3ee;
  --bs-white: #ffffff;
  --bs-gray: var(--dm-slate-100);
  --bs-gray-dark: var(--dm-slate-600);
  --bs-primary: var(--dm-blue-600);
  --bs-secondary: var(--dm-slate-600);
  --bs-success: var(--dm-play-emerald);
  --bs-info: var(--dm-play-cyan);
  --bs-warning: var(--dm-play-amber);
  --bs-danger: #f43f5e;
  --bs-light: var(--dm-slate-100);
  --bs-dark: var(--dm-slate-700);
  --bs-primary-rgb: 37, 99, 235;
  --bs-secondary-rgb: 71, 85, 105;
  --bs-link-color: var(--dm-blue-600);
  --bs-link-hover-color: var(--dm-blue-800);

  --pl-primary: var(--dm-blue-500);
  --pl-primary-dark: var(--dm-blue-700);
  --pl-indigo: var(--dm-play-violet);
  --pl-secondary: var(--dm-slate-600);
  --pl-body: var(--dm-slate-900);
  --pl-muted-gray: var(--dm-slate-600);
  --pl-surface: var(--dm-slate-50);
  --pl-page: #ffffff;
  --pl-white: #ffffff;
  --pl-success: var(--dm-play-emerald);
  --pl-warning: var(--dm-blue-600);
  --pl-warning-hover: var(--dm-blue-700);
  --pl-warning-border: var(--dm-blue-800);
  --pl-danger: #f43f5e;
  --pl-info: var(--dm-play-cyan);
  --pl-cyan: #22d3ee;
  --pl-nav: var(--dm-slate-900);
  --pl-navy-outline: var(--dm-blue-900);
  --pl-outline-border: #cbd5e1;

  --google-blue: var(--dm-blue-600);
  --google-blue-dark: var(--dm-blue-700);
  --google-green: var(--dm-play-emerald);
  --google-yellow: var(--dm-play-cyan);
  --google-red: var(--dm-play-violet);

  --dm-text: var(--dm-slate-900);
  --dm-text-soft: var(--dm-slate-700);
  --dm-muted: var(--dm-slate-600);
  --dm-primary: var(--dm-blue-600);
  --dm-primary-dark: var(--dm-blue-700);
  --dm-accent: var(--dm-play-emerald);
  --dm-accent-soft: rgba(16, 185, 129, 0.12);
  --dm-blue-soft: rgba(37, 99, 235, 0.1);
  --dm-green-soft: rgba(16, 185, 129, 0.1);
  --dm-yellow-soft: rgba(6, 182, 212, 0.12);
  --dm-red-soft: rgba(139, 92, 246, 0.12);
  --dm-cream: var(--dm-slate-100);
  --dm-light: var(--dm-slate-200);
  --dm-white: #ffffff;
  --dm-border: rgba(15, 23, 42, 0.1);

  /* Page canvas — cool neutral depth (minimal, studio-style) */
  --dm-canvas-base: #eef1f6;
  --dm-canvas-top: #fafbfd;
  --dm-canvas-bottom: #e6eaf2;
  --dm-canvas-glow-blue: rgba(37, 99, 235, 0.055);
  --dm-canvas-glow-cyan: rgba(14, 165, 233, 0.038);
  --dm-canvas-glow-indigo: rgba(99, 102, 241, 0.032);
  --dm-glass-nav: rgba(255, 255, 255, 0.76);
  --dm-glass-nav-border: rgba(15, 23, 42, 0.065);

  --pl-card-bg: #ffffff;
  --pl-card-border: rgba(15, 23, 42, 0.08);
  --radius-card: 0.75rem;
  --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-card-hover: 0 12px 40px rgba(37, 99, 235, 0.1);

  --dm-tone-1-a: #3b82f6;
  --dm-tone-1-b: #1d4ed8;
  --dm-tone-2-a: #10b981;
  --dm-tone-2-b: #059669;
  --dm-tone-3-a: #06b6d4;
  --dm-tone-3-b: #0891b2;
  --dm-tone-4-a: #8b5cf6;
  --dm-tone-4-b: #6d28d9;

  --dm-rainbow: linear-gradient(
    90deg,
    var(--dm-blue-500) 0%,
    var(--dm-play-violet) 42%,
    var(--dm-play-cyan) 100%
  );
  --dm-glow-blue: 0 8px 32px rgba(37, 99, 235, 0.14);
  --dm-glow-green: 0 8px 32px rgba(16, 185, 129, 0.12);
  --dm-glow-mix: 0 0.5rem 1.25rem rgba(15, 23, 42, 0.06);

  --font-sans: "Poppins", "Rubik", "Open Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Poppins", var(--font-sans);
  --radius: 0.375rem;
  --shadow: var(--shadow-card);
  --shadow-lg: var(--shadow-card-hover);
  --dm-dark: var(--dm-text);
  --dm-dark-soft: var(--dm-text-soft);
}

/* Productly utilities (Bootstrap alpha parity) */
.pt-7 {
  padding-top: 4rem !important;
}

.text-secondary {
  color: var(--pl-secondary) !important;
}

.text-info {
  color: var(--pl-info) !important;
}

.border-secondary {
  border-color: rgba(71, 85, 105, 0.2) !important;
}

/* Productly uses .text-secondary for body copy; align Bootstrap .text-muted */
.dm-section .text-muted,
.dm-hero .text-muted {
  color: var(--pl-secondary) !important;
  font-weight: 500;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--dm-text);
  min-height: 100vh;
  background-color: var(--dm-canvas-base);
  background-image:
    radial-gradient(ellipse 115% 65% at 50% -28%, var(--dm-canvas-glow-blue), transparent 56%),
    radial-gradient(ellipse 52% 42% at 96% 6%, var(--dm-canvas-glow-cyan), transparent 52%),
    radial-gradient(ellipse 48% 38% at 2% 88%, var(--dm-canvas-glow-indigo), transparent 50%),
    linear-gradient(168deg, var(--dm-canvas-top) 0%, var(--dm-canvas-base) 48%, var(--dm-canvas-bottom) 100%);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

/* Bootstrap 5 cards — Productly radii & surfaces */
.card {
  --bs-card-bg: var(--pl-card-bg);
  --bs-card-border-color: var(--pl-card-border);
  --bs-card-border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.font-display {
  font-family: var(--font-display);
}

/* Navbar — light frosted bar over canvas */
.navbar.dm-navbar {
  background: var(--dm-glass-nav) !important;
  backdrop-filter: saturate(165%) blur(14px);
  -webkit-backdrop-filter: saturate(165%) blur(14px);
  border: none;
  border-top: none;
  border-bottom: 1px solid var(--dm-glass-nav-border);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.55) inset;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.navbar.dm-navbar .navbar-collapse {
  border-top: none !important;
}

@media (prefers-reduced-transparency: reduce) {
  .navbar.dm-navbar {
    background: #ffffff !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .dm-logo-marquee {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .dm-auth-card {
    background: var(--pl-card-bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.dm-navbar .navbar-toggler {
  border-color: var(--pl-outline-border);
}

.dm-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--pl-nav) !important;
  letter-spacing: -0.02em;
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--dm-text);
}

.dm-brand span {
  background: linear-gradient(135deg, var(--dm-blue-600) 0%, var(--dm-play-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.dm-nav-link {
  font-weight: 600;
  font-size: 1rem;
  color: var(--pl-nav) !important;
  padding: 0.5rem 1rem !important;
}

.dm-nav-link:hover,
.dm-nav-link:focus,
.dm-nav-link.active {
  color: var(--pl-warning) !important;
}

/* Primary CTA — blue gradient, playful lift on hover */
.btn-dm-primary {
  display: inline-block;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  vertical-align: middle;
  padding: 0.688rem 1.563rem;
  font-size: 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--dm-blue-500) 0%, var(--dm-blue-700) 100%);
  color: var(--pl-white) !important;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
  transition:
    color 0.15s ease-in-out,
    background 0.15s ease-in-out,
    border-color 0.15s ease-in-out,
    box-shadow 0.15s ease-in-out,
    transform 0.15s ease;
}

.btn-dm-primary:hover {
  color: var(--pl-white) !important;
  background: linear-gradient(135deg, var(--dm-blue-600) 0%, var(--dm-blue-800) 100%);
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
  transform: translateY(-1px);
}

.btn-dm-primary.btn-lg {
  padding: 0.938rem 2.563rem;
  font-size: 1rem;
  border-radius: var(--radius);
}

.btn-dm-primary.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
}

@media (prefers-reduced-motion: reduce) {
  .btn-dm-primary:hover {
    transform: none;
  }
}

/* Productly .btn-secondary-outline — Sign In */
.btn-dm-ghost {
  display: inline-block;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  vertical-align: middle;
  padding: 0.688rem 1.563rem;
  font-size: 1rem;
  border-radius: var(--radius);
  border: 0.0625rem solid var(--pl-outline-border);
  background: transparent;
  color: var(--pl-navy-outline) !important;
  text-decoration: none;
  transition:
    color 0.15s ease-in-out,
    background-color 0.15s ease-in-out,
    border-color 0.15s ease-in-out;
}

.btn-dm-ghost:hover {
  background: var(--pl-surface);
  color: var(--pl-navy-outline) !important;
  border-color: var(--pl-outline-border);
}

.dm-nav-avatar {
  object-fit: cover;
}

.dm-nav-avatar-fallback {
  width: 28px;
  height: 28px;
  background: var(--pl-surface);
  color: var(--pl-secondary);
  font-size: 0.9rem;
}

.dm-auth-page {
  min-height: calc(100vh - 12rem);
  background: transparent;
}

.dm-auth-card {
  border-radius: 0.875rem;
  border: 1px solid rgba(15, 23, 42, 0.07);
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 12px 40px rgba(15, 23, 42, 0.07),
    0 0 0 1px rgba(255, 255, 255, 0.65) inset;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dm-auth-title {
  font-size: clamp(1.375rem, 2.5vw, 1.625rem);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.dm-auth-subtitle {
  font-size: 0.9375rem;
  line-height: 1.45;
}

.dm-auth-divider-text {
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* Google Identity — “Continue with Google” style (neutral button + multicolor G) */
.dm-auth-google-block {
  margin-bottom: 0.25rem;
}

.dm-btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  min-height: 44px;
  padding: 0.5rem 1rem;
  font-family: "Roboto", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0.015em;
  color: #1f1f1f !important;
  background-color: #fff;
  border: 1px solid #dadce0;
  border-radius: 4px;
  box-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.08), 0 1px 3px 1px rgba(60, 64, 67, 0.06);
  text-decoration: none !important;
  transition:
    background-color 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

.dm-btn-google:hover {
  background-color: #f8f9fa;
  border-color: #d2d2d2;
  color: #1f1f1f !important;
  box-shadow: 0 1px 3px 0 rgba(60, 64, 67, 0.12), 0 4px 8px 3px rgba(60, 64, 67, 0.08);
}

.dm-btn-google:active {
  background-color: #f1f3f4;
  box-shadow: 0 1px 2px rgba(60, 64, 67, 0.1);
}

.dm-btn-google:focus-visible {
  outline: 2px solid #4285f4;
  outline-offset: 2px;
}

.dm-btn-google__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.dm-btn-google__logo {
  display: block;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.dm-btn-google__label {
  flex: 0 1 auto;
  text-align: center;
  white-space: nowrap;
}

.dm-auth-google-placeholder {
  font-family: system-ui, sans-serif;
  font-size: 0.8125rem;
  line-height: 1.5;
}

/* Productly hero video: .btn-link.text-warning */
.btn-dm-outline,
.dm-play-btn {
  border: none !important;
  background: transparent !important;
  color: var(--pl-warning) !important;
  font-weight: 500;
  padding: 0.688rem 0.75rem;
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: none !important;
}

.btn-dm-outline:hover,
.dm-play-btn:hover {
  color: var(--pl-warning-hover) !important;
  background: transparent !important;
  text-decoration: underline;
}

.btn-dm-outline.btn-lg {
  padding: 0.938rem 0.85rem;
  font-size: 1rem;
}

/* Hero — same canvas as body (no separate panel fill) */
.dm-hero {
  position: relative;
  min-height: 0;
  display: flex;
  align-items: center;
  background: transparent;
  overflow: hidden;
}

.dm-hero::before,
.dm-hero::after,
.dm-hero .dm-hero-blob,
.dm-hero .dm-hero-blob--2,
.dm-hero-grid {
  display: none !important;
}

.dm-hero-content {
  position: relative;
  z-index: 2;
}

/* Logo marquee — single-row trust strip (same page canvas as hero + sections) */
.dm-logo-marquee {
  padding: 2.75rem 0 2.6rem;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-top: none;
  border-bottom: none;
  overflow: hidden;
}

.dm-logo-marquee__title {
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-transform: none;
  color: var(--dm-text);
  margin: 0 0 1.75rem;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.4;
}

.dm-logo-marquee__rows {
  display: block;
}

.dm-logo-marquee__viewport {
  position: relative;
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 5%,
    #000 95%,
    transparent 100%
  );
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 5%,
    #000 95%,
    transparent 100%
  );
}

.dm-logo-marquee__track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 0;
  animation: dm-marquee-scroll 80s linear infinite;
  will-change: transform;
}

.dm-logo-marquee:hover .dm-logo-marquee__track {
  animation-play-state: paused;
}

@keyframes dm-marquee-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .dm-logo-marquee__track {
    animation: none;
    width: 100% !important;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
    flex-wrap: wrap;
    justify-content: center;
    row-gap: 1.35rem;
    column-gap: 0.75rem;
    transform: none !important;
  }

  .dm-logo-marquee__viewport {
    mask-image: none;
    -webkit-mask-image: none;
  }

  .dm-logo-marquee__item[aria-hidden="true"] {
    display: none;
  }
}

.dm-logo-marquee__item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.65rem;
  min-height: 3.5rem;
}

@media (min-width: 768px) {
  .dm-logo-marquee__item {
    padding: 0 0.85rem;
    min-height: 4rem;
  }
}

/* Icon + full company name (wordmark-style pill); SI glyph tinted with brand hex. */
.dm-logo-marquee__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 1.1rem 0.55rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 3px 14px rgba(25, 35, 53, 0.06);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.dm-logo-marquee__name {
  font-family: var(--font-display);
  font-size: clamp(0.875rem, 1.35vw, 1.0625rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--dm-text);
  white-space: nowrap;
  line-height: 1.25;
}

.dm-logo-marquee__mark {
  display: block;
  box-sizing: border-box;
  width: 34px;
  height: 34px;
  max-width: 34px;
  flex-shrink: 0;
  background-color: var(--dm-logo-color);
  mask-image: var(--dm-logo-svg);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-image: var(--dm-logo-svg);
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
}

@media (min-width: 768px) {
  .dm-logo-marquee__mark {
    width: 42px;
    height: 42px;
    max-width: 42px;
  }

  .dm-logo-marquee__brand {
    gap: 0.85rem;
    padding: 0.65rem 1.25rem 0.65rem 0.95rem;
  }
}

@media (min-width: 1200px) {
  .dm-logo-marquee__mark {
    width: 46px;
    height: 46px;
    max-width: 46px;
  }

  .dm-logo-marquee__name {
    font-size: clamp(0.9375rem, 1.15vw, 1.125rem);
  }
}

.dm-logo-marquee__item:hover .dm-logo-marquee__brand {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(25, 35, 53, 0.1);
}

.dm-hero h1 {
  color: var(--dm-text);
  font-size: clamp(2rem, 4.2vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.dm-hero .lead {
  color: var(--pl-secondary);
  font-weight: 500;
  font-size: 1.125rem;
  max-width: 32rem;
  line-height: 1.65;
}

.dm-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 0.5rem;
  padding: 0.35rem 0.85rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--dm-blue-50) 0%, #ffffff 100%);
  color: var(--dm-blue-900);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.dm-hero-visual {
  position: relative;
  z-index: 2;
}

.dm-hero-card {
  background: var(--pl-card-bg);
  border: 1px solid var(--pl-card-border);
  border-radius: var(--radius-card);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
}

.dm-hero-card .stat {
  font-size: 1.85rem;
  font-weight: 700;
  font-family: var(--font-display);
}

.dm-hero-card .col-4:nth-child(1) .stat {
  color: var(--google-blue);
}

.dm-hero-card .col-4:nth-child(2) .stat {
  color: var(--google-green);
}

.dm-hero-card .col-4:nth-child(3) .stat {
  color: var(--dm-play-cyan);
}

.dm-hero-card .stat-label {
  color: var(--pl-secondary);
  font-size: 0.8rem;
  font-weight: 500;
}

.dm-hero-card hr {
  border-color: var(--dm-border) !important;
}

.dm-hero-card .small {
  color: var(--pl-secondary) !important;
  font-weight: 500;
}

/* Section — Productly ~ .pt-5 / .py-5 rhythm */
.dm-section {
  padding: 3rem 0;
  position: relative;
}

@media (min-width: 768px) {
  .dm-section {
    padding: 3.5rem 0;
  }
}

/* Sections sit on page canvas (--pl-surface); cards supply #fffefe panels */
.dm-section-alt,
.dm-section-tint-blue,
.dm-section-tint-green,
.dm-section-tint-sun,
.dm-section-tint-blush,
.dm-section-tint-mist,
.dm-section-tint-violet {
  background: transparent !important;
}

/* Productly section eyebrows: h5.text-secondary */
.dm-kicker {
  color: var(--dm-blue-700) !important;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: normal;
  text-transform: none;
  margin-bottom: 0.35rem;
}

.dm-section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.65rem, 2.8vw, 2.1rem);
  color: var(--dm-text);
  margin-bottom: 2.5rem;
  letter-spacing: -0.02em;
}

.dm-feature-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--pl-info);
  margin-bottom: 0.5rem;
}

/* Cards — Productly .card */
.dm-card {
  border: 1px solid var(--pl-card-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
  height: 100%;
  background: var(--pl-card-bg);
  background-clip: border-box;
  position: relative;
  overflow: hidden;
}

.dm-card::before {
  display: none;
}

.dm-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(0, 0, 0, 0.16);
}

.dm-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 0.5rem;
  background: linear-gradient(135deg, var(--dm-blue-soft), var(--dm-green-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.12);
}

.row.g-4 > .col-md-6:nth-child(3n + 1) .dm-card-icon,
.row.g-4 > .col-lg-4:nth-child(3n + 1) .dm-card-icon {
  background: linear-gradient(135deg, var(--dm-blue-soft), rgba(59, 130, 246, 0.08));
}

.row.g-4 > .col-md-6:nth-child(3n + 2) .dm-card-icon,
.row.g-4 > .col-lg-4:nth-child(3n + 2) .dm-card-icon {
  background: linear-gradient(135deg, var(--dm-green-soft), rgba(16, 185, 129, 0.08));
}

.row.g-4 > .col-md-6:nth-child(3n + 3) .dm-card-icon,
.row.g-4 > .col-lg-4:nth-child(3n + 3) .dm-card-icon {
  background: linear-gradient(135deg, var(--dm-yellow-soft), var(--dm-red-soft));
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.12);
}

.dm-card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--dm-text);
}

.dm-card-text {
  color: var(--pl-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.6;
}

/* Course meta */
.dm-course-meta {
  font-size: 0.8rem;
  color: var(--pl-secondary);
}

.dm-course-level {
  display: inline-block;
  background: var(--pl-surface);
  color: var(--pl-secondary);
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius);
}

/* Course / bundle cards — Histudy-style (image area + padded body, variation-02) */
.dm-course-card-popular {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
  overflow: hidden;
  background: var(--pl-card-bg);
  border-radius: var(--radius-card);
  border: 1px solid var(--pl-card-border);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.dm-course-card-popular:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(37, 99, 235, 0.22);
  color: inherit;
}

.dm-course-card-popular:focus-visible {
  outline: 2px solid var(--dm-primary);
  outline-offset: 3px;
}

.dm-course-card-popular__thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8edfc 0%, #f2e8ff 100%);
}

.dm-course-card-popular__thumb--1 {
  background: linear-gradient(145deg, #d8e4ff 0%, #e9ddff 55%, #f5f0ff 100%);
}

.dm-course-card-popular__thumb--2 {
  background: linear-gradient(145deg, #d4f4e8 0%, #dbe8ff 50%, #e8f4ff 100%);
}

.dm-course-card-popular__thumb--3 {
  background: linear-gradient(145deg, #fde8f0 0%, #e8e4ff 45%, #f0e8ff 100%);
}

.dm-course-card-popular__thumb--4 {
  background: linear-gradient(145deg, #fff4db 0%, #e0ecff 55%, #f5e8ff 100%);
}

.dm-course-card-popular__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 15% 85%, rgba(255, 255, 255, 0.55) 0%, transparent 52%),
    radial-gradient(ellipse 55% 45% at 88% 18%, rgba(255, 255, 255, 0.4) 0%, transparent 48%);
  pointer-events: none;
}

.dm-course-card-popular__thumb-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 2;
  max-width: calc(100% - 1.5rem);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--dm-primary-dark);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.08);
}

.dm-course-card-popular__body {
  padding: 1.35rem 1.35rem 1.4rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.dm-course-card-popular__meta {
  list-style: none;
  padding: 0;
  margin: 0 0 0.85rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 1rem;
}

.dm-course-card-popular__meta li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.2;
  color: var(--pl-secondary);
}

.dm-course-card-popular__meta li .bi {
  font-size: 1rem;
  color: var(--dm-primary);
  opacity: 0.9;
}

.dm-course-card-popular__title {
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 1.9vw, 1.375rem);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--dm-text);
  margin: 0 0 0.65rem;
  transition: color 0.2s ease;
}

.dm-course-card-popular:hover .dm-course-card-popular__title {
  color: var(--dm-primary);
}

.dm-course-card-popular__summary {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.62;
  color: var(--pl-secondary);
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.dm-course-card-popular__footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
  margin-top: 1.2rem;
  padding-top: 1.05rem;
  border-top: 1px solid var(--dm-border);
}

.dm-course-card-popular__price-like {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.15;
}

.dm-course-card-popular__price-num {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--dm-primary);
}

.dm-course-card-popular__price-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--pl-secondary);
  margin-top: 0.15rem;
}

.dm-course-card-popular__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pl-warning);
  transition: gap 0.2s ease, color 0.2s ease;
}

.dm-course-card-popular:hover .dm-course-card-popular__link {
  gap: 0.55rem;
  color: var(--pl-warning-hover);
}

.dm-course-card-popular__link .bi {
  font-size: 1rem;
  transition: transform 0.2s ease;
}

.dm-course-card-popular:hover .dm-course-card-popular__link .bi {
  transform: translateX(4px);
}

/* Features row */
.dm-feature-icon {
  font-size: 2.25rem;
  line-height: 1;
  margin-bottom: 1rem;
}

/* CTA band */
.dm-cta-band {
  position: relative;
  padding: 4rem 0;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(245, 247, 251, 0.92) 100%);
  color: var(--pl-body);
  text-align: center;
  border-top: 1px solid rgba(15, 23, 42, 0.055);
  border-bottom: 1px solid rgba(15, 23, 42, 0.055);
}

.dm-cta-band::before {
  display: none;
}

.dm-cta-band .container {
  position: relative;
  z-index: 1;
}

.dm-cta-band__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.65rem, 3vw, 2.1rem);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
  color: var(--pl-body);
}

.dm-cta-band__text {
  max-width: 36rem;
  margin: 0 auto 1.5rem;
  font-size: 1.05rem;
  line-height: 1.65;
  font-weight: 500;
  color: var(--pl-info) !important;
}

/* Testimonials */
.dm-testimonial {
  background: var(--pl-card-bg);
  border-radius: var(--radius-card);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  height: 100%;
  border: 1px solid var(--pl-card-border);
  border-left: 4px solid var(--pl-warning);
}

.dm-tc__cell:nth-child(2) .dm-testimonial {
  border-left-color: var(--pl-primary);
}

.dm-tc__slide--single .dm-testimonial {
  border-left-color: var(--pl-warning);
}

.dm-testimonial-quote {
  font-style: italic;
  color: var(--dm-text-soft);
  margin-bottom: 1.25rem;
  line-height: 1.55;
}

.dm-testimonial-course {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--pl-success);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Testimonial carousel — two per slide, infinite loop */
.dm-tc {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 0.25rem;
}

@media (min-width: 768px) {
  .dm-tc {
    gap: 1rem;
    padding: 0 0.5rem;
  }
}

.dm-tc__viewport {
  flex: 1;
  overflow: hidden;
  border-radius: var(--radius);
  min-width: 0;
}

.dm-tc__track {
  display: flex;
  flex-direction: row;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
  .dm-tc__track {
    transition-duration: 0.01ms;
  }
}

.dm-tc__slide {
  flex: 0 0 100%;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  box-sizing: border-box;
  padding: 0.25rem 0;
}

@media (min-width: 576px) {
  .dm-tc__slide {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: stretch;
  }

  .dm-tc__slide--single {
    grid-template-columns: 1fr;
    max-width: calc(50% - 0.75rem);
    margin-left: auto;
    margin-right: auto;
  }
}

.dm-tc__cell {
  min-width: 0;
  display: flex;
}

.dm-tc__cell .dm-testimonial {
  width: 100%;
}

.dm-tc__btn {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--pl-card-border);
  background: var(--pl-card-bg);
  color: var(--dm-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  box-shadow: var(--shadow-card);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease, color 0.2s ease;
}

.dm-tc__btn:hover {
  background: var(--pl-surface);
  border-color: rgba(37, 99, 235, 0.35);
  color: var(--pl-warning-hover);
  transform: scale(1.05);
}

.dm-tc__btn:focus-visible {
  outline: 2px solid var(--dm-primary);
  outline-offset: 3px;
}

.dm-tc__btn:active {
  transform: scale(0.97);
}

@media (max-width: 575.98px) {
  .dm-tc__btn {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }
}

/* Footer — grounded strip, slightly richer than body */
.dm-footer {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.97) 0%, #f2f5f9 55%, #eef2f7 100%);
  color: var(--pl-secondary);
  padding-top: 0;
  padding-bottom: 0;
}

.dm-footer::before {
  display: none;
}

.dm-footer__brand {
  font-size: 1.35rem;
  color: var(--pl-body) !important;
}

.dm-footer__link:hover {
  color: var(--pl-warning) !important;
}

.dm-msg-ok {
  color: var(--pl-success) !important;
}

.dm-footer .form-control {
  background: var(--pl-white);
  border: 1px solid rgba(71, 85, 105, 0.22);
  color: var(--pl-body);
  border-radius: var(--radius);
}

.dm-footer .form-control::placeholder {
  color: var(--pl-muted-gray);
}

.dm-footer .form-control:focus {
  border-color: var(--pl-outline-border);
  box-shadow: 0 0 0 0.2rem rgba(188, 208, 229, 0.35);
}

/* Animations */
.dm-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.dm-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.dm-play-btn .bi {
  font-size: 1.1rem;
  color: var(--pl-warning) !important;
}

/* Features — playful icon discs */
#features .dm-feature-icon {
  width: 3.75rem;
  height: 3.75rem;
  margin-left: auto;
  margin-right: auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.85rem;
  line-height: 1;
}

@media (min-width: 992px) {
  #features .dm-feature-icon {
    margin-left: 0;
    margin-right: 0;
  }
}

#features .col-lg-3:nth-child(4n + 1) .dm-feature-icon {
  background: var(--dm-blue-soft);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.14);
}

#features .col-lg-3:nth-child(4n + 2) .dm-feature-icon {
  background: var(--dm-green-soft);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.12);
}

#features .col-lg-3:nth-child(4n + 3) .dm-feature-icon {
  background: var(--dm-yellow-soft);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.14);
}

#features .col-lg-3:nth-child(4n + 4) .dm-feature-icon {
  background: var(--dm-red-soft);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.12);
}

/* Modal */
.dm-modal-light .modal-content {
  border: none;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card-hover);
  background: var(--pl-card-bg);
}

.dm-modal-light .modal-header {
  border-bottom: 1px solid var(--pl-card-border);
  padding: 1.25rem 1.5rem;
}

.dm-modal-light .modal-title {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--dm-text);
}

/* ========== Learning Path (#roadmap) — Google blue cards (#4285F4) ========== */
#roadmap {
  background: transparent;
  --pl-secondary: #475569;
  --dm-text: var(--hs-heading, #192335);
  /* Google brand blue (logo blue) */
  --roadmap-google-blue: #4285f4;
  --roadmap-google-blue-hover: #3367d6;
  --roadmap-card-bg: var(--roadmap-google-blue);
  --roadmap-card-bg-hover: var(--roadmap-google-blue-hover);
  --roadmap-card-title: #ffffff;
  --roadmap-card-muted: rgba(255, 255, 255, 0.88);
  --roadmap-dot-ring: var(--hs-canvas, #f9f9ff);
  --pl-primary: var(--roadmap-google-blue);
  --pl-indigo: var(--hs-secondary, #b966e7);
  --pl-success: #10b981;
  --pl-cyan: #22d3ee;
  --google-blue: var(--roadmap-google-blue);
  --google-green: #10b981;
  --google-yellow: #06b6d4;
  --google-red: var(--hs-secondary, #b966e7);
  --dm-muted: var(--hs-body, #6b7385);
  --pl-page: var(--hs-white, #ffffff);
  --dm-border: rgba(255, 255, 255, 0.32);
  --radius-card: 1.125rem;
  --shadow-card: 0 8px 28px rgba(66, 133, 244, 0.35);
  --shadow-card-hover: 0 18px 48px rgba(51, 103, 214, 0.45);
}

#roadmap .dm-kicker {
  color: var(--roadmap-google-blue, #4285f4) !important;
  font-size: 1.125rem !important;
  font-weight: 600 !important;
  letter-spacing: normal !important;
  text-transform: none !important;
  text-align: inherit;
}

#roadmap .dm-section-title {
  color: var(--dm-text);
  margin-bottom: 2.5rem !important;
  text-align: inherit;
  font-size: clamp(1.65rem, 2.8vw, 2.1rem);
}

#roadmap .dm-roadmap {
  position: relative;
}

#roadmap .dm-roadmap::before {
  content: "";
  position: absolute;
  left: 1.25rem;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 4px;
  background: var(--roadmap-google-blue);
  opacity: 0.9;
}

@media (min-width: 768px) {
  #roadmap .dm-roadmap::before {
    left: 50%;
    transform: translateX(-50%);
  }
}

#roadmap .dm-roadmap-item {
  position: relative;
  padding-left: 3.5rem;
  margin-bottom: 2.25rem;
}

@media (min-width: 768px) {
  #roadmap .dm-roadmap-item {
    padding-left: 0;
    width: 50%;
  }

  #roadmap .dm-roadmap-item:nth-child(odd) {
    padding-right: 3rem;
    margin-left: 0;
    margin-right: auto;
    text-align: right;
  }

  #roadmap .dm-roadmap-item:nth-child(even) {
    padding-left: 3rem;
    margin-left: auto;
    margin-right: 0;
    text-align: left;
  }
}

#roadmap .dm-roadmap-dot {
  position: absolute;
  left: 0.55rem;
  top: 0.45rem;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--google-blue);
  border: 3px solid var(--roadmap-dot-ring);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.45);
  z-index: 1;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
}

#roadmap .dm-roadmap-item:hover .dm-roadmap-dot {
  transform: scale(1.12);
}

#roadmap .dm-roadmap-item:nth-child(4n + 2) .dm-roadmap-dot {
  background: var(--google-green);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.25);
}

#roadmap .dm-roadmap-item:nth-child(4n + 3) .dm-roadmap-dot {
  background: var(--google-yellow);
  box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.28);
}

#roadmap .dm-roadmap-item:nth-child(4n + 4) .dm-roadmap-dot {
  background: var(--google-red);
  box-shadow: 0 0 0 2px var(--hs-secondary-opacity, rgba(185, 102, 231, 0.28));
}

@media (min-width: 768px) {
  #roadmap .dm-roadmap-item:nth-child(odd) .dm-roadmap-dot {
    left: auto;
    right: -0.55rem;
  }

  #roadmap .dm-roadmap-item:nth-child(even) .dm-roadmap-dot {
    left: -0.55rem;
  }
}

#roadmap .dm-roadmap-phase {
  display: inline-flex;
  align-items: center;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
  color: var(--roadmap-google-blue);
  background: #ffffff;
  border: 1px solid #ffffff;
}

#roadmap .dm-roadmap-item:nth-child(4n + 2) .dm-roadmap-phase {
  color: #ffffff;
  background: #10b981;
  border-color: #10b981;
}

#roadmap .dm-roadmap-item:nth-child(4n + 3) .dm-roadmap-phase {
  color: #ffffff;
  background: #06b6d4;
  border-color: #06b6d4;
}

#roadmap .dm-roadmap-item:nth-child(4n + 4) .dm-roadmap-phase {
  color: #ffffff;
  background: var(--hs-secondary, #b966e7);
  border-color: var(--hs-secondary, #b966e7);
}

#roadmap .dm-roadmap-duration {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--roadmap-card-muted);
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--dm-border);
}

#roadmap .dm-topic-pill {
  display: inline-flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.12);
  color: #0f172a;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  margin: 0;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    border-color 0.2s ease;
}

#roadmap .dm-topic-pill:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.12);
  background: #ffffff;
  color: #0f172a;
  border-color: rgba(15, 23, 42, 0.18);
}

#roadmap .dm-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  background: var(--roadmap-card-bg);
  transition:
    transform 0.32s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.32s ease,
    border-color 0.25s ease,
    background 0.25s ease;
}

#roadmap .dm-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  background: rgba(255, 255, 255, 0.92);
  pointer-events: none;
}

#roadmap .dm-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(255, 255, 255, 0.55);
  background: var(--roadmap-card-bg-hover);
}

#roadmap .dm-roadmap-card__title {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-top: 0.15rem;
}

#roadmap .dm-roadmap-card__desc {
  line-height: 1.65;
  max-width: 38rem;
}

@media (min-width: 768px) {
  #roadmap .dm-roadmap-item:nth-child(odd) .dm-roadmap-card__desc {
    margin-left: auto;
  }
}

#roadmap .font-display {
  color: var(--roadmap-card-title);
}

#roadmap .text-muted {
  color: var(--roadmap-card-muted) !important;
}

@media (prefers-reduced-motion: reduce) {
  #roadmap .dm-card,
  #roadmap .dm-roadmap-dot,
  #roadmap .dm-topic-pill {
    transition: none;
  }

  #roadmap .dm-card:hover {
    transform: none;
  }

  #roadmap .dm-roadmap-item:hover .dm-roadmap-dot {
    transform: none;
  }

  #roadmap .dm-topic-pill:hover {
    transform: none;
  }
}

/* —— Learn pages —— */
.dm-learn-wrap {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.dm-learn-kicker {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dm-blue-600);
  margin-bottom: 0.5rem;
}

.dm-learn-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  color: var(--dm-text);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.dm-learn-lede {
  font-size: 1.1rem;
  color: var(--dm-muted);
  margin-bottom: 1rem;
}

.dm-learn-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.dm-syllabus-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
  color: var(--dm-text);
}

.dm-topic-block {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--dm-border);
}

.dm-topic-block:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 1.5rem;
}

.dm-topic-block__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.dm-topic-block__title a {
  color: var(--dm-text);
  text-decoration: none;
}

.dm-topic-block__title a:hover {
  color: var(--dm-primary);
}

.dm-topic-block__blurb {
  font-size: 0.9rem;
  color: var(--dm-muted);
  margin-bottom: 1rem;
}

.dm-lesson-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  margin-bottom: 0.4rem;
  background: var(--pl-card-bg);
  border: 1px solid var(--pl-card-border);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: var(--dm-text);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.dm-lesson-link:hover {
  border-color: rgba(37, 99, 235, 0.32);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
  color: var(--dm-primary-dark);
}

.dm-lesson-link__meta {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--dm-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.dm-lesson-link--numbered {
  padding: 0.85rem 1rem;
}

.dm-lesson-link__n {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.85rem;
  background: var(--dm-blue-soft);
  color: var(--dm-primary-dark);
  border-radius: 0.5rem;
  margin-right: 0.5rem;
}

.dm-lesson-link__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.dm-lesson-link__chev {
  color: var(--dm-primary);
  font-size: 1rem;
}

.dm-prose {
  max-width: 40rem;
  font-size: 1.05rem;
  color: var(--dm-text-soft);
  line-height: 1.75;
}

.dm-prose p {
  margin-bottom: 1.1rem;
}

.dm-prose h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--dm-text);
  margin: 2rem 0 0.65rem;
  letter-spacing: -0.02em;
}

.dm-prose h2:first-child {
  margin-top: 0;
}

.dm-prose ul,
.dm-prose ol {
  margin-bottom: 1.1rem;
  padding-left: 1.25rem;
}

.dm-prose li {
  margin-bottom: 0.35rem;
}

.dm-prose code {
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  background: var(--dm-light);
  border-radius: 4px;
  color: var(--pl-navy-outline);
}

.dm-prose pre {
  margin-bottom: 1.1rem;
  padding: 1rem;
  background: #212832;
  color: rgba(255, 254, 254, 0.92);
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 0.85rem;
}

.dm-prose pre code {
  background: none;
  color: inherit;
  padding: 0;
}

.dm-lesson-nav {
  margin-top: 3rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--dm-border);
  background: var(--dm-cream);
}

.dm-lesson-nav__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.dm-lesson-nav__link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.85rem 1rem;
  background: var(--dm-white);
  border-radius: var(--radius);
  border: 1px solid var(--dm-border);
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.dm-lesson-nav__link:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.dm-lesson-nav__link--next {
  text-align: right;
  align-items: flex-end;
}

.dm-lesson-nav__dir {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dm-muted);
}

.dm-lesson-nav__label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dm-primary);
}

.dm-link-back {
  color: var(--dm-primary);
  font-weight: 500;
  text-decoration: none;
}

.dm-link-back:hover {
  color: var(--dm-primary);
  text-decoration: underline;
}