/* ==========================================================================
   DiaFlow — dfl.css
   Dark AI Agent Platform aesthetic: indigo-violet-cyan on navy
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --dfl-bg-primary:    #0A0E1A;
  --dfl-bg-secondary:  #0F1526;
  --dfl-bg-surface:    #141C30;
  --dfl-bg-elevated:   #1B2540;
  --dfl-accent:        #6366F1;
  --dfl-accent-2:      #8B5CF6;
  --dfl-accent-cyan:   #22D3EE;
  --dfl-gradient:      linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #22D3EE 100%);
  --dfl-text:          #F1F5F9;
  --dfl-text-muted:    #94A3B8;
  --dfl-text-dim:      #475569;
  --dfl-border:        #1E2D4A;
  --dfl-border-subtle: #162038;
  --dfl-success:       #10B981;
  --dfl-warning:       #F59E0B;
  --dfl-error:         #EF4444;
  --dfl-badge-bg:      #1E2D4A;

  /* Typography */
  --dfl-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --dfl-font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* Spacing */
  --dfl-section-py: 96px;
  --dfl-section-py-mobile: 64px;
  --dfl-card-pad: 32px;
  --dfl-card-gap: 24px;
  --dfl-container: 1200px;

  /* Radius */
  --dfl-radius-card: 12px;
  --dfl-radius-btn:  8px;
  --dfl-radius-badge: 6px;
  --dfl-radius-chip: 999px;

  /* Shadows */
  --dfl-shadow-card:     0 4px 24px rgba(0,0,0,0.4);
  --dfl-shadow-elevated: 0 8px 40px rgba(99,102,241,0.15);
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--dfl-font-sans);
  background: var(--dfl-bg-primary);
  color: var(--dfl-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.dfl-cookie-visible {
  padding-bottom: 80px;
}

img, svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: inherit;
}

/* --------------------------------------------------------------------------
   3. Typography Scale
   -------------------------------------------------------------------------- */
.dfl-display {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1, .dfl-h1 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h2, .dfl-h2 {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h3, .dfl-h3 {
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 600;
  line-height: 1.3;
}

h4, .dfl-h4 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
}

.dfl-body {
  font-size: 16px;
  line-height: 1.6;
}

.dfl-small {
  font-size: 14px;
  line-height: 1.5;
}

.dfl-mono {
  font-family: var(--dfl-font-mono);
  font-size: 14px;
  line-height: 1.5;
}

/* Gradient text utility */
.dfl-gradient-text {
  background: var(--dfl-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --------------------------------------------------------------------------
   4. Layout Utilities
   -------------------------------------------------------------------------- */
.dfl-container {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
}

.dfl-section {
  padding: var(--dfl-section-py) 0;
}

.dfl-section--sm {
  padding: 64px 0;
}

.dfl-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--dfl-card-gap);
}

.dfl-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--dfl-card-gap);
}

.dfl-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--dfl-card-gap);
}

.dfl-flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.dfl-text-center { text-align: center; }
.dfl-text-muted  { color: var(--dfl-text-muted); }
.dfl-text-dim    { color: var(--dfl-text-dim); }

/* --------------------------------------------------------------------------
   5. Navigation
   -------------------------------------------------------------------------- */
.dfl-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--dfl-bg-primary);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}

.dfl-nav--scrolled {
  background: rgba(10, 14, 26, 0.95);
  border-bottom-color: var(--dfl-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.dfl-nav__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 32px;
}

.dfl-nav__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  text-decoration: none;
}

.dfl-nav__logo svg {
  height: 32px;
  width: auto;
}

.dfl-nav__logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--dfl-text);
  letter-spacing: -0.02em;
}

.dfl-nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.dfl-nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--dfl-text-muted);
  padding: 6px 12px;
  border-radius: var(--dfl-radius-badge);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.dfl-nav__link:hover,
.dfl-nav__link--active {
  color: var(--dfl-text);
  background: var(--dfl-bg-surface);
}

/* Dropdown */
.dfl-nav__item {
  position: relative;
}

.dfl-nav__dropdown-toggle {
  background: transparent;
  border: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--dfl-text-muted);
  padding: 6px 12px;
  border-radius: var(--dfl-radius-badge);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.dfl-nav__dropdown-toggle:hover,
.dfl-nav__item.is-open .dfl-nav__dropdown-toggle {
  color: var(--dfl-text);
  background: var(--dfl-bg-surface);
}

.dfl-nav__dropdown-chevron {
  width: 12px;
  height: 12px;
  transition: transform 0.2s;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.dfl-nav__item.is-open .dfl-nav__dropdown-chevron {
  transform: rotate(180deg);
}

.dfl-nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--dfl-bg-elevated);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 8px;
  min-width: 200px;
  box-shadow: var(--dfl-shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
  z-index: 200;
}

.dfl-nav__item.is-open .dfl-nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dfl-nav__dropdown-menu a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--dfl-text-muted);
  border-radius: var(--dfl-radius-badge);
  transition: color 0.2s, background 0.2s;
  text-decoration: none;
}

.dfl-nav__dropdown-menu a:hover {
  color: var(--dfl-text);
  background: rgba(255,255,255,0.06);
}

.dfl-nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Mobile hamburger */
.dfl-nav__hamburger {
  display: none;
  background: transparent;
  border: none;
  padding: 8px;
  color: var(--dfl-text-muted);
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.dfl-nav__hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.dfl-nav__hamburger.is-active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.dfl-nav__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}
.dfl-nav__hamburger.is-active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile drawer */
.dfl-nav__drawer {
  display: none;
  position: fixed;
  inset: 0;
  top: 64px;
  background: var(--dfl-bg-secondary);
  z-index: 99;
  overflow-y: auto;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
}

.dfl-nav__drawer.is-open {
  display: flex;
}

.dfl-nav__drawer-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--dfl-text-muted);
  padding: 12px 16px;
  border-radius: var(--dfl-radius-card);
  transition: color 0.2s, background 0.2s;
  text-decoration: none;
  display: block;
}

.dfl-nav__drawer-link:hover {
  color: var(--dfl-text);
  background: var(--dfl-bg-surface);
}

.dfl-nav__drawer-section {
  font-size: 11px;
  font-weight: 600;
  color: var(--dfl-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 12px 16px 4px;
}

.dfl-nav__drawer-cta {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* --------------------------------------------------------------------------
   6. Buttons
   -------------------------------------------------------------------------- */
.dfl-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  font-family: var(--dfl-font-sans);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--dfl-radius-btn);
  border: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s, transform 0.1s;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.dfl-btn:active {
  transform: translateY(1px);
}

.dfl-btn--primary {
  background: var(--dfl-accent);
  color: #fff;
  border-color: var(--dfl-accent);
}

.dfl-btn--primary:hover {
  background: #5254CC;
  border-color: #5254CC;
  box-shadow: 0 4px 16px rgba(99,102,241,0.35);
}

.dfl-btn--ghost {
  background: transparent;
  color: var(--dfl-text-muted);
  border-color: var(--dfl-border);
}

.dfl-btn--ghost:hover {
  color: var(--dfl-text);
  border-color: var(--dfl-text-dim);
  background: var(--dfl-bg-surface);
}

.dfl-btn--outline {
  background: transparent;
  color: var(--dfl-accent);
  border-color: var(--dfl-accent);
}

.dfl-btn--outline:hover {
  background: rgba(99,102,241,0.08);
}

.dfl-btn--lg {
  padding: 14px 28px;
  font-size: 15px;
}

.dfl-btn--sm {
  padding: 6px 14px;
  font-size: 13px;
}

/* --------------------------------------------------------------------------
   7. Cards
   -------------------------------------------------------------------------- */
.dfl-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: var(--dfl-card-pad);
  box-shadow: var(--dfl-shadow-card);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.dfl-card:hover {
  border-color: rgba(99,102,241,0.3);
  box-shadow: var(--dfl-shadow-elevated);
  transform: translateY(-2px);
}

.dfl-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  background: rgba(99,102,241,0.12);
  color: var(--dfl-accent);
  font-size: 20px;
  flex-shrink: 0;
}

.dfl-card__icon--cyan {
  background: rgba(34,211,238,0.12);
  color: var(--dfl-accent-cyan);
}

.dfl-card__icon--purple {
  background: rgba(139,92,246,0.12);
  color: var(--dfl-accent-2);
}

.dfl-card__icon--green {
  background: rgba(16,185,129,0.12);
  color: var(--dfl-success);
}

.dfl-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--dfl-text);
  margin-bottom: 8px;
}

.dfl-card__body {
  font-size: 14px;
  color: var(--dfl-text-muted);
  line-height: 1.6;
}

.dfl-card__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--dfl-accent);
  margin-top: 16px;
  transition: gap 0.2s;
  text-decoration: none;
}

.dfl-card__link:hover {
  gap: 8px;
}

/* --------------------------------------------------------------------------
   8. Badges & Chips
   -------------------------------------------------------------------------- */
.dfl-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--dfl-radius-badge);
  background: var(--dfl-badge-bg);
  color: var(--dfl-text-muted);
  border: 1px solid var(--dfl-border);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dfl-badge--accent {
  background: rgba(99,102,241,0.15);
  color: #A5B4FC;
  border-color: rgba(99,102,241,0.25);
}

.dfl-badge--cyan {
  background: rgba(34,211,238,0.12);
  color: var(--dfl-accent-cyan);
  border-color: rgba(34,211,238,0.2);
}

.dfl-badge--purple {
  background: rgba(139,92,246,0.12);
  color: var(--dfl-accent-2);
  border-color: rgba(139,92,246,0.2);
}

.dfl-badge--green {
  background: rgba(16,185,129,0.12);
  color: var(--dfl-success);
  border-color: rgba(16,185,129,0.2);
}

.dfl-chip {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--dfl-radius-chip);
  background: var(--dfl-badge-bg);
  color: var(--dfl-text-muted);
  border: 1px solid var(--dfl-border);
}

/* --------------------------------------------------------------------------
   9. Hero Section
   -------------------------------------------------------------------------- */
.dfl-hero {
  background: var(--dfl-bg-primary);
  padding: 80px 0 96px;
  position: relative;
  overflow: hidden;
}

.dfl-hero__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.dfl-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dfl-accent);
  margin-bottom: 20px;
}

.dfl-hero__eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dfl-accent);
  animation: pulse-glow 2s ease-in-out infinite;
}

.dfl-hero__heading {
  font-size: clamp(36px, 4.5vw, 52px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--dfl-text);
  margin-bottom: 20px;
}

.dfl-hero__subhead {
  font-size: 17px;
  color: var(--dfl-text-muted);
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 520px;
}

.dfl-hero__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.dfl-hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Sub-page hero */
.dfl-subhero {
  background: var(--dfl-bg-primary);
  padding: 72px 0 80px;
  border-bottom: 1px solid var(--dfl-border);
}

.dfl-subhero__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.dfl-subhero__text {
  max-width: 560px;
}

.dfl-subhero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dfl-accent);
  margin-bottom: 16px;
}

.dfl-subhero__heading {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--dfl-text);
  margin-bottom: 16px;
}

.dfl-subhero__subhead {
  font-size: 16px;
  color: var(--dfl-text-muted);
  line-height: 1.65;
  margin-bottom: 28px;
}

.dfl-subhero__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.dfl-subhero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   10. Proof Strip
   -------------------------------------------------------------------------- */
.dfl-proof-strip {
  background: var(--dfl-bg-secondary);
  border-top: 1px solid var(--dfl-border);
  border-bottom: 1px solid var(--dfl-border);
  padding: 20px 0;
}

.dfl-proof-strip__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.dfl-proof-strip__label {
  font-size: 13px;
  color: var(--dfl-text-muted);
  white-space: nowrap;
}

.dfl-proof-strip__chips {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dfl-proof-strip__stat {
  margin-left: auto;
  font-size: 13px;
  color: var(--dfl-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.dfl-proof-strip__stat strong {
  color: var(--dfl-accent-cyan);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   11. Platform Pillars Grid
   -------------------------------------------------------------------------- */
.dfl-pillars {
  background: var(--dfl-bg-secondary);
}

.dfl-pillars__header {
  text-align: center;
  margin-bottom: 48px;
}

.dfl-pillars__header h2 {
  margin-bottom: 12px;
}

.dfl-pillars__header p {
  color: var(--dfl-text-muted);
  font-size: 17px;
  max-width: 560px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   12. Two-column Demo Section
   -------------------------------------------------------------------------- */
.dfl-demo {
  background: var(--dfl-bg-surface);
}

.dfl-demo__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.dfl-demo__text h2 {
  margin-bottom: 16px;
}

.dfl-demo__text p {
  color: var(--dfl-text-muted);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 24px;
}

/* --------------------------------------------------------------------------
   13. Use Cases Tabs
   -------------------------------------------------------------------------- */
.dfl-use-cases {
  background: var(--dfl-bg-primary);
}

.dfl-use-cases__header {
  text-align: center;
  margin-bottom: 40px;
}

.dfl-use-cases__header h2 {
  margin-bottom: 12px;
}

.dfl-use-cases__tabs {
  display: flex;
  gap: 4px;
  justify-content: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.dfl-use-cases__tab {
  padding: 8px 16px;
  border-radius: var(--dfl-radius-chip);
  font-size: 14px;
  font-weight: 500;
  color: var(--dfl-text-muted);
  background: transparent;
  border: 1px solid var(--dfl-border);
  cursor: pointer;
  transition: all 0.2s;
}

.dfl-use-cases__tab--active,
.dfl-use-cases__tab:hover {
  background: var(--dfl-accent);
  color: white;
  border-color: var(--dfl-accent);
}

.dfl-use-cases__panel {
  display: none;
}

.dfl-use-cases__panel--active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.dfl-use-cases__panel-text h3 {
  margin-bottom: 12px;
}

.dfl-use-cases__panel-text p {
  color: var(--dfl-text-muted);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.dfl-use-cases__panel-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dfl-use-cases__panel-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--dfl-text-muted);
}

.dfl-use-cases__panel-feature-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dfl-accent-cyan);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   14. Integration Wall
   -------------------------------------------------------------------------- */
.dfl-integrations {
  background: var(--dfl-bg-secondary);
}

.dfl-integrations__header {
  text-align: center;
  margin-bottom: 40px;
}

.dfl-integrations__header h2 {
  margin-bottom: 12px;
}

.dfl-integrations__header p {
  color: var(--dfl-text-muted);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto;
}

.dfl-integrations__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 32px;
}

.dfl-integrations__tile {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--dfl-bg-elevated);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  font-size: 13px;
  font-weight: 500;
  color: var(--dfl-text-muted);
  transition: border-color 0.2s, color 0.2s;
}

.dfl-integrations__tile:hover {
  border-color: var(--dfl-accent);
  color: var(--dfl-text);
}

.dfl-integrations__tile-icon {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: var(--dfl-bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   15. Pricing Mini / Full
   -------------------------------------------------------------------------- */
.dfl-pricing-mini {
  background: var(--dfl-bg-elevated);
  border: 1px solid var(--dfl-border);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
}

.dfl-pricing-tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: start;
}

.dfl-pricing-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 28px 24px;
  position: relative;
}

.dfl-pricing-card--featured {
  border-color: var(--dfl-accent);
  box-shadow: 0 0 0 1px var(--dfl-accent), var(--dfl-shadow-elevated);
}

.dfl-pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dfl-accent);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: var(--dfl-radius-chip);
  white-space: nowrap;
}

.dfl-pricing-card__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--dfl-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.dfl-pricing-card__price {
  font-size: 36px;
  font-weight: 800;
  color: var(--dfl-text);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 4px;
}

.dfl-pricing-card__price sup {
  font-size: 20px;
  font-weight: 700;
  vertical-align: top;
  margin-top: 6px;
  display: inline-block;
}

.dfl-pricing-card__per {
  font-size: 13px;
  color: var(--dfl-text-dim);
  margin-bottom: 20px;
}

.dfl-pricing-card__divider {
  height: 1px;
  background: var(--dfl-border);
  margin: 20px 0;
}

.dfl-pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.dfl-pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--dfl-text-muted);
}

.dfl-pricing-card__feature-check {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--dfl-success);
  margin-top: 1px;
}

.dfl-pricing-card .dfl-btn {
  width: 100%;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   16. CTA Band
   -------------------------------------------------------------------------- */
.dfl-cta-band {
  background: linear-gradient(135deg, rgba(99,102,241,0.08) 0%, rgba(139,92,246,0.06) 50%, rgba(34,211,238,0.06) 100%);
  border-top: 1px solid var(--dfl-border);
  border-bottom: 1px solid var(--dfl-border);
  text-align: center;
  padding: var(--dfl-section-py) 0;
}

.dfl-cta-band__inner {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 24px;
}

.dfl-cta-band h2 {
  margin-bottom: 16px;
}

.dfl-cta-band p {
  color: var(--dfl-text-muted);
  font-size: 16px;
  margin-bottom: 32px;
}

.dfl-cta-band__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   17. Footer
   -------------------------------------------------------------------------- */
.dfl-footer {
  background: var(--dfl-bg-secondary);
  border-top: 1px solid var(--dfl-border);
  padding: 64px 0 0;
}

.dfl-footer__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  padding: 0 24px;
}

.dfl-footer__top {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 64px;
  margin-bottom: 48px;
}

.dfl-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dfl-footer__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.dfl-footer__logo svg {
  height: 28px;
  width: auto;
}

.dfl-footer__logo-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--dfl-text);
}

.dfl-footer__tagline {
  font-size: 13px;
  color: var(--dfl-text-muted);
  line-height: 1.5;
  max-width: 200px;
}

.dfl-footer__social {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.dfl-footer__social-link {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--dfl-radius-badge);
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  color: var(--dfl-text-muted);
  font-size: 14px;
  transition: color 0.2s, border-color 0.2s;
  text-decoration: none;
}

.dfl-footer__social-link:hover {
  color: var(--dfl-text);
  border-color: var(--dfl-text-dim);
}

.dfl-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.dfl-footer__col-head {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dfl-text);
  margin-bottom: 16px;
}

.dfl-footer__col-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dfl-footer__col-link {
  font-size: 13px;
  color: var(--dfl-text-muted);
  transition: color 0.2s;
  text-decoration: none;
}

.dfl-footer__col-link:hover {
  color: var(--dfl-text);
}

.dfl-footer__bottom {
  border-top: 1px solid var(--dfl-border);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.dfl-footer__copy {
  font-size: 13px;
  color: #7A8CA0;
}

.dfl-footer__bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.dfl-footer__bottom-link {
  font-size: 13px;
  color: var(--dfl-text-muted);
  transition: color 0.2s;
  text-decoration: none;
}

.dfl-footer__bottom-link:hover {
  color: var(--dfl-text);
}

/* --------------------------------------------------------------------------
   18. Cookie Banner
   -------------------------------------------------------------------------- */
.dfl-cookie {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--dfl-bg-elevated);
  border-top: 1px solid var(--dfl-border);
  padding: 16px 24px;
  display: none;
}

.dfl-cookie.is-visible {
  display: flex;
}

.dfl-cookie__inner {
  max-width: var(--dfl-container);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.dfl-cookie__text {
  flex: 1;
  font-size: 13px;
  color: var(--dfl-text-muted);
  min-width: 200px;
}

.dfl-cookie__text a {
  color: #A5B4FC;
  text-decoration: underline;
}

.dfl-cookie__actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   19. Blog
   -------------------------------------------------------------------------- */
.dfl-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--dfl-card-gap);
}

.dfl-blog-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.dfl-blog-card:hover {
  border-color: rgba(99,102,241,0.3);
  box-shadow: var(--dfl-shadow-elevated);
  transform: translateY(-2px);
}

.dfl-blog-card__image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--dfl-bg-elevated);
}

.dfl-blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.dfl-blog-card:hover .dfl-blog-card__image img {
  transform: scale(1.04);
}

.dfl-blog-card__body {
  padding: 20px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.dfl-blog-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.dfl-blog-card__date {
  font-size: 12px;
  color: var(--dfl-text-dim);
  font-family: var(--dfl-font-mono);
}

.dfl-blog-card__read-time {
  font-size: 12px;
  color: var(--dfl-text-dim);
}

.dfl-blog-card__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--dfl-text);
  line-height: 1.35;
  margin-bottom: 8px;
}

.dfl-blog-card__excerpt {
  font-size: 13px;
  color: var(--dfl-text-muted);
  line-height: 1.6;
  flex: 1;
}

.dfl-blog-card__author {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--dfl-border);
}

.dfl-blog-card__author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--dfl-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  overflow: hidden;
}

.dfl-blog-card__author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dfl-blog-card__author-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--dfl-text-muted);
}

/* Featured blog card */
.dfl-blog-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
  text-decoration: none;
  color: inherit;
  margin-bottom: 40px;
}

.dfl-blog-featured:hover {
  border-color: rgba(99,102,241,0.3);
  box-shadow: var(--dfl-shadow-elevated);
}

.dfl-blog-featured__image {
  overflow: hidden;
  background: var(--dfl-bg-elevated);
}

.dfl-blog-featured__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.dfl-blog-featured:hover .dfl-blog-featured__image img {
  transform: scale(1.03);
}

.dfl-blog-featured__body {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.dfl-blog-featured__label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dfl-accent);
  margin-bottom: 12px;
}

.dfl-blog-featured__title {
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 700;
  color: var(--dfl-text);
  line-height: 1.25;
  margin-bottom: 12px;
}

.dfl-blog-featured__excerpt {
  font-size: 15px;
  color: var(--dfl-text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.dfl-blog-featured__meta {
  font-size: 13px;
  color: var(--dfl-text-dim);
}

/* Blog Article page */
.dfl-article-hero {
  background: var(--dfl-bg-primary);
  padding: 72px 0 0;
}

.dfl-article-hero__inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px 48px;
}

.dfl-article-hero__cover {
  margin: 48px auto 0;
  max-width: var(--dfl-container);
  padding: 0 24px;
}

.dfl-article-hero__cover img {
  width: 100%;
  border-radius: var(--dfl-radius-card);
  max-height: 420px;
  object-fit: cover;
}

.dfl-article-body {
  max-width: 780px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.dfl-article-body h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--dfl-text);
  margin: 40px 0 16px;
}

.dfl-article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--dfl-text);
  margin: 32px 0 12px;
}

.dfl-article-body p {
  color: var(--dfl-text-muted);
  font-size: 16px;
  line-height: 1.75;
  margin-bottom: 20px;
}

.dfl-article-body ul, .dfl-article-body ol {
  list-style: disc;
  padding-left: 24px;
  color: var(--dfl-text-muted);
  font-size: 16px;
  line-height: 1.75;
  margin-bottom: 20px;
}

.dfl-article-body code {
  font-family: var(--dfl-font-mono);
  font-size: 13px;
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--dfl-accent-cyan);
}

.dfl-article-body pre {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 20px 24px;
  overflow-x: auto;
  margin-bottom: 24px;
}

.dfl-article-body pre code {
  background: none;
  border: none;
  padding: 0;
}

/* --------------------------------------------------------------------------
   20. Team Section
   -------------------------------------------------------------------------- */
.dfl-team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.dfl-team-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 24px;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}

.dfl-team-card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-2px);
}

.dfl-team-card__photo {
  display: block;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 16px;
  background: var(--dfl-bg-elevated);
  object-fit: cover;
  flex-shrink: 0;
}

/* Variant: __photo as wrapper div + child img (also supported) */
div.dfl-team-card__photo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.dfl-team-card__photo img,
img.dfl-team-card__photo {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 50%;
}

.dfl-team-card__initials {
  font-size: 24px;
  font-weight: 700;
  color: var(--dfl-accent);
  font-family: var(--dfl-font-sans);
}

.dfl-team-card__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--dfl-text);
  margin-bottom: 4px;
}

.dfl-team-card__role {
  font-size: 13px;
  color: var(--dfl-text-muted);
}

/* --------------------------------------------------------------------------
   21. Contact Form
   -------------------------------------------------------------------------- */
.dfl-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.dfl-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dfl-form__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--dfl-text-muted);
}

.dfl-form__input,
.dfl-form__select,
.dfl-form__textarea {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-btn);
  padding: 10px 14px;
  font-family: var(--dfl-font-sans);
  font-size: 14px;
  color: var(--dfl-text);
  transition: border-color 0.2s;
  width: 100%;
  -webkit-appearance: none;
}

.dfl-form__input:focus,
.dfl-form__select:focus,
.dfl-form__textarea:focus {
  outline: none;
  border-color: var(--dfl-accent);
}

.dfl-form__input::placeholder,
.dfl-form__textarea::placeholder {
  color: var(--dfl-text-dim);
}

.dfl-form__select option {
  background: var(--dfl-bg-elevated);
}

.dfl-form__textarea {
  min-height: 120px;
  resize: vertical;
}

/* --------------------------------------------------------------------------
   22. Code Blocks / Terminal
   -------------------------------------------------------------------------- */
.dfl-code-block {
  background: var(--dfl-bg-secondary);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  overflow: hidden;
}

.dfl-code-block__header {
  background: var(--dfl-bg-elevated);
  border-bottom: 1px solid var(--dfl-border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dfl-code-block__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dfl-code-block__title {
  font-size: 12px;
  color: var(--dfl-text-muted);
  font-family: var(--dfl-font-mono);
  margin-left: 4px;
}

.dfl-code-block__body {
  padding: 20px 24px;
  font-family: var(--dfl-font-mono);
  font-size: 13px;
  line-height: 1.65;
  overflow-x: auto;
}

.dfl-code-block__body .kw  { color: #8B5CF6; }  /* keywords */
.dfl-code-block__body .fn  { color: #6366F1; }  /* functions */
.dfl-code-block__body .st  { color: #22D3EE; }  /* strings */
.dfl-code-block__body .cm  { color: #8097B2; }  /* comments */
.dfl-code-block__body .nm  { color: #F1F5F9; }  /* names */
.dfl-code-block__body .op  { color: #94A3B8; }  /* operators */
.dfl-code-block__body .num { color: #10B981; }  /* numbers */

/* --------------------------------------------------------------------------
   23. Changelog
   -------------------------------------------------------------------------- */
.dfl-changelog {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.dfl-changelog-entry {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--dfl-border);
}

.dfl-changelog-entry:last-child {
  border-bottom: none;
}

.dfl-changelog-entry__meta {
  padding-top: 4px;
}

.dfl-changelog-entry__version {
  font-family: var(--dfl-font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--dfl-accent);
  margin-bottom: 6px;
}

.dfl-changelog-entry__date {
  font-size: 12px;
  color: var(--dfl-text-dim);
  font-family: var(--dfl-font-mono);
}

.dfl-changelog-entry__content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--dfl-text);
  margin-bottom: 12px;
}

.dfl-changelog-entry__items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dfl-changelog-entry__item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--dfl-text-muted);
}

.dfl-changelog-entry__item-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 1px;
}

.dfl-changelog-entry__item-tag--new    { background: rgba(99,102,241,0.15); color: #A5B4FC; }
.dfl-changelog-entry__item-tag--fix    { background: rgba(16,185,129,0.12); color: var(--dfl-success); }
.dfl-changelog-entry__item-tag--impr   { background: rgba(34,211,238,0.12); color: var(--dfl-accent-cyan); }
.dfl-changelog-entry__item-tag--break  { background: rgba(239,68,68,0.12); color: var(--dfl-error); }

/* --------------------------------------------------------------------------
   24. Security / Docs / Customers specific
   -------------------------------------------------------------------------- */
.dfl-stat-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.dfl-stat-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 28px;
  text-align: center;
}

.dfl-stat-card__num {
  font-size: 40px;
  font-weight: 800;
  font-family: var(--dfl-font-mono);
  background: var(--dfl-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 8px;
}

.dfl-stat-card__label {
  font-size: 14px;
  color: var(--dfl-text-muted);
}

.dfl-customer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.dfl-customer-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.dfl-customer-card:hover {
  border-color: rgba(99,102,241,0.25);
  transform: translateY(-2px);
}

.dfl-customer-card__profile {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dfl-accent);
  margin-bottom: 12px;
}

.dfl-customer-card__usecase {
  font-size: 14px;
  color: var(--dfl-text-muted);
  margin-bottom: 16px;
}

.dfl-customer-card__quote {
  font-size: 14px;
  color: var(--dfl-text);
  line-height: 1.65;
  font-style: italic;
  border-left: 2px solid var(--dfl-accent);
  padding-left: 12px;
  margin-bottom: 12px;
}

.dfl-customer-card__attribution {
  font-size: 12px;
  color: var(--dfl-text-dim);
}

/* Docs quick-start */
.dfl-docs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.dfl-docs-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 24px 20px;
  text-align: center;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, transform 0.2s;
}

.dfl-docs-card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-2px);
}

.dfl-docs-card__icon {
  font-size: 28px;
  margin-bottom: 12px;
}

.dfl-docs-card__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--dfl-text);
  margin-bottom: 6px;
}

.dfl-docs-card__desc {
  font-size: 13px;
  color: var(--dfl-text-muted);
}

/* FAQ accordion */
.dfl-faq {
  max-width: 720px;
  margin: 0 auto;
}

.dfl-faq__item {
  border-bottom: 1px solid var(--dfl-border);
}

.dfl-faq__question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 15px;
  font-weight: 600;
  color: var(--dfl-text);
  cursor: pointer;
  text-align: left;
  gap: 16px;
  transition: color 0.2s;
}

.dfl-faq__question:hover {
  color: var(--dfl-accent);
}

.dfl-faq__question-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid var(--dfl-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s, background 0.2s;
  color: var(--dfl-text-muted);
  font-size: 14px;
  line-height: 1;
}

.dfl-faq__item.is-open .dfl-faq__question-icon {
  transform: rotate(45deg);
  background: var(--dfl-accent);
  border-color: var(--dfl-accent);
  color: white;
}

.dfl-faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.dfl-faq__item.is-open .dfl-faq__answer {
  max-height: 300px;
}

.dfl-faq__answer-inner {
  padding: 0 0 20px;
  font-size: 14px;
  color: var(--dfl-text-muted);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   25. Legal pages
   -------------------------------------------------------------------------- */
.dfl-legal-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.dfl-legal-content h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--dfl-text);
  margin: 40px 0 12px;
}

.dfl-legal-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--dfl-text);
  margin: 24px 0 10px;
}

.dfl-legal-content p {
  font-size: 15px;
  color: var(--dfl-text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.dfl-legal-content ul {
  list-style: disc;
  padding-left: 24px;
  color: var(--dfl-text-muted);
  font-size: 15px;
  line-height: 1.75;
  margin-bottom: 16px;
}

.dfl-legal-content a {
  color: var(--dfl-accent);
  text-decoration: underline;
}

.dfl-legal-header {
  background: var(--dfl-bg-secondary);
  border-bottom: 1px solid var(--dfl-border);
  padding: 60px 0 40px;
}

.dfl-legal-header__inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.dfl-legal-header__title {
  font-size: 36px;
  font-weight: 700;
  color: var(--dfl-text);
  margin-bottom: 8px;
}

.dfl-legal-header__date {
  font-size: 13px;
  color: var(--dfl-text-dim);
  font-family: var(--dfl-font-mono);
}

/* --------------------------------------------------------------------------
   26. 404 page
   -------------------------------------------------------------------------- */
.dfl-404 {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
}

.dfl-404__code {
  font-size: 120px;
  font-weight: 800;
  font-family: var(--dfl-font-mono);
  background: var(--dfl-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 16px;
}

.dfl-404__msg {
  font-size: 24px;
  font-weight: 700;
  color: var(--dfl-text);
  margin-bottom: 12px;
}

.dfl-404__sub {
  font-size: 15px;
  color: var(--dfl-text-muted);
  margin-bottom: 32px;
  max-width: 400px;
}

/* --------------------------------------------------------------------------
   27. Animations
   -------------------------------------------------------------------------- */
@keyframes pulse-glow {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px var(--dfl-accent); }
  50%       { opacity: 0.6; box-shadow: 0 0 2px var(--dfl-accent); }
}

@keyframes data-flow {
  0%   { stroke-dashoffset: 100; }
  100% { stroke-dashoffset: 0; }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.dfl-fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.dfl-fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   28. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .dfl-pricing-tiers {
    grid-template-columns: repeat(2, 1fr);
  }
  .dfl-team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dfl-docs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .dfl-nav__links,
  .dfl-nav__actions {
    display: none;
  }
  .dfl-nav__hamburger {
    display: flex;
  }

  .dfl-hero__inner,
  .dfl-subhero__inner,
  .dfl-demo__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .dfl-hero__visual,
  .dfl-subhero__visual {
    order: -1;
  }

  .dfl-hero__subhead {
    max-width: 100%;
  }

  .dfl-grid-2,
  .dfl-grid-3,
  .dfl-grid-4 {
    grid-template-columns: 1fr;
  }

  .dfl-blog-grid {
    grid-template-columns: 1fr 1fr;
  }

  .dfl-blog-featured {
    grid-template-columns: 1fr;
  }

  .dfl-blog-featured__body {
    padding: 28px;
  }

  .dfl-footer__top {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .dfl-footer__cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .dfl-use-cases__panel--active {
    grid-template-columns: 1fr;
  }

  .dfl-stat-trio,
  .dfl-customer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .dfl-changelog-entry {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 640px) {
  :root {
    --dfl-section-py: var(--dfl-section-py-mobile);
  }

  .dfl-blog-grid,
  .dfl-stat-trio,
  .dfl-customer-grid,
  .dfl-footer__cols,
  .dfl-pricing-tiers,
  .dfl-docs-grid {
    grid-template-columns: 1fr;
  }

  .dfl-cta-band__actions {
    flex-direction: column;
  }

  .dfl-cookie__actions {
    flex-direction: column;
    width: 100%;
  }

  .dfl-cookie__actions .dfl-btn {
    width: 100%;
    justify-content: center;
  }

  .dfl-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==========================================================================
   ADDENDUM — Components used in later-built pages
   ========================================================================== */

/* --------------------------------------------------------------------------
   Legal pages
   -------------------------------------------------------------------------- */
.dfl-legal-body {
  max-width: 720px;
  margin: 0 auto;
}

.dfl-legal-body h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--dfl-text);
  margin-top: 48px;
  margin-bottom: 12px;
}

.dfl-legal-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--dfl-text);
  margin-top: 28px;
  margin-bottom: 8px;
}

.dfl-legal-body p {
  font-size: 15px;
  color: var(--dfl-text-muted);
  line-height: 1.75;
  margin-bottom: 14px;
}

.dfl-legal-body ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 14px;
}

.dfl-legal-body ul li {
  font-size: 15px;
  color: var(--dfl-text-muted);
  line-height: 1.75;
  margin-bottom: 6px;
}

.dfl-legal-body a {
  color: var(--dfl-accent);
}

.dfl-legal-body a:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Contact form (dfl-form-* variant used in contact page)
   -------------------------------------------------------------------------- */
.dfl-contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.dfl-contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.dfl-form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--dfl-text-muted);
}

.dfl-form-required {
  color: var(--dfl-error);
}

.dfl-form-input {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-btn);
  padding: 10px 14px;
  font-family: var(--dfl-font-sans);
  font-size: 14px;
  color: var(--dfl-text);
  transition: border-color 0.2s;
  width: 100%;
  -webkit-appearance: none;
}

.dfl-form-input:focus {
  outline: none;
  border-color: var(--dfl-accent);
}

.dfl-form-input::placeholder {
  color: var(--dfl-text-dim);
}

.dfl-form-input option {
  background: var(--dfl-bg-elevated);
}

.dfl-form-textarea {
  min-height: 120px;
  resize: vertical;
}

@media (max-width: 640px) {
  .dfl-contact-form__row {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Team cards
   -------------------------------------------------------------------------- */
.dfl-team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.dfl-team-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.dfl-team-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--dfl-shadow-card);
}

.dfl-team-card__photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

.dfl-team-card__info {
  padding: 24px;
}

.dfl-team-card__name {
  font-size: 17px;
  font-weight: 700;
  color: var(--dfl-text);
  margin-bottom: 4px;
}

.dfl-team-card__role {
  font-size: 13px;
  color: var(--dfl-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.dfl-team-card__bio {
  font-size: 14px;
  color: var(--dfl-text-muted);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .dfl-team-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .dfl-team-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Blog — card components (image-wrap, tag chips, meta)
   -------------------------------------------------------------------------- */
.dfl-blog-card {
  display: flex;
  flex-direction: column;
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s, box-shadow 0.2s;
}

.dfl-blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--dfl-shadow-card);
}

.dfl-blog-card__image-wrap {
  width: 100%;
  aspect-ratio: 16 / 8;
  overflow: hidden;
}

.dfl-blog-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.dfl-blog-card:hover .dfl-blog-card__image {
  transform: scale(1.03);
}

.dfl-blog-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dfl-blog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.dfl-blog-card__tag {
  display: inline-block;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #A5B4FC;
  background: rgba(99, 102, 241, 0.12);
  border-radius: var(--dfl-radius-chip);
  border: 1px solid rgba(99, 102, 241, 0.25);
}

.dfl-blog-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--dfl-text);
  line-height: 1.45;
  margin-top: 4px;
}

.dfl-blog-card__excerpt {
  font-size: 14px;
  color: var(--dfl-text-muted);
  line-height: 1.6;
  flex: 1;
}

.dfl-blog-card__meta {
  display: flex;
  gap: 8px;
  font-size: 12px;
  color: var(--dfl-text-muted);
  margin-top: 8px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Blog featured post
   -------------------------------------------------------------------------- */
.dfl-blog-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s;
}

.dfl-blog-featured:hover {
  box-shadow: var(--dfl-shadow-elevated);
}

.dfl-blog-featured__image-wrap {
  overflow: hidden;
}

.dfl-blog-featured__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
  min-height: 260px;
}

.dfl-blog-featured:hover .dfl-blog-featured__image {
  transform: scale(1.03);
}

.dfl-blog-featured__content {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.dfl-blog-featured__title {
  font-size: 22px;
  font-weight: 800;
  color: var(--dfl-text);
  line-height: 1.35;
  margin-bottom: 8px;
}

.dfl-blog-featured__excerpt {
  font-size: 15px;
  color: var(--dfl-text-muted);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .dfl-blog-featured {
    grid-template-columns: 1fr;
  }
  .dfl-blog-featured__image {
    min-height: 220px;
  }
  .dfl-blog-featured__content {
    padding: 28px;
  }
}

/* --------------------------------------------------------------------------
   Blog article page
   -------------------------------------------------------------------------- */
.dfl-article {
  display: block;
}

.dfl-article__body {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.dfl-article__body p {
  font-size: 16px;
  color: var(--dfl-text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.dfl-article__body h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--dfl-text);
  margin-top: 40px;
  margin-bottom: 16px;
}

.dfl-article__body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--dfl-text);
  margin-top: 28px;
  margin-bottom: 12px;
}

.dfl-article__body ul,
.dfl-article__body ol {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 20px;
}

.dfl-article__body ul li,
.dfl-article__body ol li {
  font-size: 16px;
  color: var(--dfl-text-muted);
  line-height: 1.75;
  margin-bottom: 8px;
}

.dfl-article__body code {
  font-family: var(--dfl-font-mono);
  font-size: 13px;
  background: var(--dfl-bg-elevated);
  border: 1px solid var(--dfl-border);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--dfl-accent-cyan);
}

.dfl-article__meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  font-size: 14px;
  color: var(--dfl-text-muted);
  margin-top: 16px;
}

/* --------------------------------------------------------------------------
   Stat card (used in sub-page heroes)
   -------------------------------------------------------------------------- */
.dfl-stat-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 20px 24px;
  text-align: center;
}

.dfl-stat-card__num {
  font-size: 32px;
  font-weight: 800;
  color: var(--dfl-accent);
  line-height: 1;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.dfl-stat-card__label {
  font-size: 13px;
  color: var(--dfl-text-muted);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   Auth pages (login/index.html, login/signup.html, login/reset.html)
   -------------------------------------------------------------------------- */
.dfl-auth-page {
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 24px 64px;
  background: var(--dfl-bg-primary);
}

.dfl-auth-wrap {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.dfl-auth-card {
  background: var(--dfl-bg-surface);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-card);
  padding: 40px;
  box-shadow: var(--dfl-shadow-elevated);
}

.dfl-auth-card__header {
  text-align: center;
  margin-bottom: 32px;
}

.dfl-auth-card__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.dfl-auth-card__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--dfl-text);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.dfl-auth-card__subtitle {
  font-size: 14px;
  color: var(--dfl-text-muted);
  line-height: 1.5;
}

.dfl-auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.dfl-auth-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dfl-auth-form__label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dfl-auth-form__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--dfl-text-muted);
}

.dfl-auth-form__forgot {
  font-size: 13px;
  font-weight: 500;
  color: var(--dfl-accent);
  text-decoration: none;
  transition: color 0.2s;
}

.dfl-auth-form__forgot:hover {
  color: var(--dfl-accent-cyan);
}

.dfl-auth-form__input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.dfl-auth-form__input {
  background: var(--dfl-bg-elevated);
  border: 1px solid var(--dfl-border);
  border-radius: var(--dfl-radius-btn);
  padding: 11px 14px;
  font-family: var(--dfl-font-sans);
  font-size: 14px;
  color: var(--dfl-text);
  width: 100%;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
}

.dfl-auth-form__input:focus {
  outline: none;
  border-color: var(--dfl-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.dfl-auth-form__input::placeholder {
  color: var(--dfl-text-dim);
}

.dfl-auth-form__input-wrap .dfl-auth-form__input {
  padding-right: 42px;
}

.dfl-auth-form__toggle-pw {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--dfl-text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  font-size: 14px;
  transition: color 0.2s;
}

.dfl-auth-form__toggle-pw:hover {
  color: var(--dfl-text);
}

.dfl-auth-form__hint {
  font-size: 12px;
  color: var(--dfl-text-dim);
  margin-top: 2px;
}

.dfl-auth-form__checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.dfl-auth-form__checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--dfl-text-muted);
  cursor: pointer;
  line-height: 1.5;
}

.dfl-auth-form__checkbox-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.dfl-auth-form__checkbox-custom {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  border: 1px solid var(--dfl-border);
  border-radius: 4px;
  background: var(--dfl-bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: border-color 0.2s, background 0.2s;
}

.dfl-auth-form__checkbox-label input:checked + .dfl-auth-form__checkbox-custom {
  background: var(--dfl-accent);
  border-color: var(--dfl-accent);
}

.dfl-auth-form__checkbox-label input:checked + .dfl-auth-form__checkbox-custom::after {
  content: '';
  display: block;
  width: 8px;
  height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translateY(-1px);
}

.dfl-auth-form__checkbox-label a {
  color: var(--dfl-accent);
  text-decoration: underline;
}

.dfl-auth-form__checkbox-label a:hover {
  color: var(--dfl-accent-cyan);
}

.dfl-auth-form__submit {
  width: 100%;
  justify-content: center;
  padding: 12px 24px;
  font-size: 15px;
}

.dfl-auth-form__submit-text {
  display: inline;
}

.dfl-auth-form__message {
  padding: 12px 16px;
  border-radius: var(--dfl-radius-btn);
  font-size: 14px;
  line-height: 1.5;
  border: 1px solid;
}

.dfl-auth-form__message--success {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--dfl-success);
}

.dfl-auth-form__message--error {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--dfl-error);
}

.dfl-auth-form__message--info {
  background: rgba(99, 102, 241, 0.08);
  border-color: rgba(99, 102, 241, 0.25);
  color: #A5B4FC;
}

.dfl-auth-card__footer-link {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--dfl-text-muted);
}

.dfl-auth-card__footer-link a {
  color: var(--dfl-accent);
  font-weight: 600;
  text-decoration: none;
}

.dfl-auth-card__footer-link a:hover {
  color: var(--dfl-accent-cyan);
  text-decoration: underline;
}

.dfl-auth-card__back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--dfl-text-muted);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.dfl-auth-card__back-link:hover {
  color: var(--dfl-text);
}

.dfl-auth-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.dfl-auth-trust__item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--dfl-text-dim);
}

.dfl-auth-trust__item i {
  color: var(--dfl-text-muted);
  font-size: 13px;
}

@media (max-width: 480px) {
  .dfl-auth-card {
    padding: 28px 24px;
  }

  .dfl-auth-page {
    padding: 32px 16px 48px;
  }

  .dfl-auth-trust {
    flex-direction: column;
    gap: 12px;
  }
}