:root {
  --color-bg: #060608;
  --color-surface: #0d0d11;
  --color-surface-raised: #15151b;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.16);
  --color-text: #f5f5f6;
  --color-text-secondary: #a3a3ad;
  --color-text-muted: #6e6e78;
  --color-accent: #a7aaf7;
  --color-accent-soft: rgba(167, 170, 247, 0.12);
  --color-accent-border: rgba(167, 170, 247, 0.35);
  --shadow-md: 0 12px 32px -16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 32px 80px -32px rgba(0, 0, 0, 0.65);
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 999px;
  --container-width: 1120px;
  --header-height: 64px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

[data-theme="light"] {
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-surface-raised: #f1f1f4;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-strong: rgba(0, 0, 0, 0.16);
  --color-text: #18181b;
  --color-text-secondary: #52525b;
  --color-text-muted: #8a8a94;
  --color-accent: #5b5bd6;
  --color-accent-soft: rgba(91, 91, 214, 0.1);
  --color-accent-border: rgba(91, 91, 214, 0.35);
  --shadow-md: 0 12px 32px -16px rgba(0, 0, 0, 0.14);
  --shadow-lg: 0 32px 80px -32px rgba(0, 0, 0, 0.22);
  color-scheme: light;
}

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

* {
  margin: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: inherit;
}

ul {
  padding: 0;
  list-style: none;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
}

::selection {
  background: var(--color-accent-soft);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.container {
  width: min(var(--container-width), 100% - 48px);
  margin-inline: auto;
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.backdrop__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(ellipse 90% 55% at 50% -5%, black 35%, transparent 75%);
  mask-image: radial-gradient(ellipse 90% 55% at 50% -5%, black 35%, transparent 75%);
  opacity: 0.6;
}

.backdrop__glow {
  position: absolute;
  border-radius: 50%;
}

.backdrop__glow--top {
  top: -240px;
  left: 50%;
  transform: translateX(-50%);
  width: 920px;
  height: 520px;
  background: radial-gradient(closest-side, var(--color-accent-soft), transparent);
}

.backdrop__glow--bottom {
  right: -180px;
  bottom: -280px;
  width: 720px;
  height: 460px;
  background: radial-gradient(closest-side, var(--color-accent-soft), transparent);
  opacity: 0.5;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 72%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-height);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand__logo {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition:
    color 0.2s,
    background-color 0.2s;
}

.nav__link:hover {
  color: var(--color-text);
  background: var(--color-surface-raised);
}

.nav__link svg {
  width: 16px;
  height: 16px;
}

.theme-toggle,
.menu-toggle {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  transition:
    color 0.2s,
    background-color 0.2s,
    border-color 0.2s;
}

.theme-toggle:hover,
.menu-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-raised);
  border-color: var(--color-border);
}

.theme-toggle__icon,
.menu-toggle__icon {
  width: 17px;
  height: 17px;
}

.theme-toggle__icon--sun {
  display: none;
}

[data-theme="light"] .theme-toggle__icon--sun {
  display: block;
}

[data-theme="light"] .theme-toggle__icon--moon {
  display: none;
}

.menu-toggle {
  display: none;
}

.menu-toggle__icon--close {
  display: none;
}

.menu-toggle--open .menu-toggle__icon--open {
  display: none;
}

.menu-toggle--open .menu-toggle__icon--close {
  display: block;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition:
    transform 0.2s var(--ease),
    background-color 0.2s,
    border-color 0.2s,
    box-shadow 0.2s;
}

.button svg {
  width: 16px;
  height: 16px;
}

.button--primary {
  background: var(--color-text);
  color: var(--color-bg);
}

.button--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 32px -12px rgba(0, 0, 0, 0.55);
}

.button--ghost {
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

.button--ghost:hover {
  background: var(--color-surface-raised);
  transform: translateY(-1px);
}

.button--small {
  height: 36px;
  padding: 0 16px;
  font-size: 13.5px;
}

.button--large {
  height: 48px;
  padding: 0 26px;
  font-size: 15px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition:
    color 0.2s,
    border-color 0.2s;
}

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

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
  animation: badge-pulse 2.4s ease-in-out infinite;
}

@keyframes badge-pulse {
  50% {
    box-shadow: 0 0 0 7px var(--color-accent-soft);
  }
}

.hero {
  padding-top: 96px;
  text-align: center;
}

.hero__title {
  max-width: 900px;
  margin: 28px auto 0;
  font-size: clamp(2.6rem, 6vw, 4.35rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.04;
}

.hero__title-accent {
  background: linear-gradient(100deg, var(--color-text) 10%, var(--color-accent) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  max-width: 640px;
  margin: 22px auto 0;
  font-size: 1.125rem;
  color: var(--color-text-secondary);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 36px;
}

.hero__note {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--color-text-muted);
}

.hero__stage {
  position: relative;
  margin-top: 72px;
}

.hero__stage::before {
  content: "";
  position: absolute;
  top: -32px;
  left: 50%;
  transform: translateX(-50%);
  width: min(880px, 92%);
  height: 320px;
  background: radial-gradient(closest-side, var(--color-accent-soft), transparent);
}

.mockup {
  position: relative;
  max-width: 940px;
  margin-inline: auto;
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  box-shadow: var(--shadow-lg);
  text-align: left;
}

.mockup::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

[data-theme="light"] .mockup::after {
  box-shadow: none;
}

.mockup__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 16px;
  border-bottom: 1px solid var(--color-border);
}

.mockup__dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.mockup__dot--red {
  background: #ff5f57;
}

.mockup__dot--yellow {
  background: #febc2e;
}

.mockup__dot--green {
  background: #28c840;
}

.mockup__title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
}

.mockup__body {
  display: grid;
  grid-template-columns: 232px 1fr;
}

.mockup__sidebar {
  padding: 14px;
  border-right: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 40%, transparent);
}

.mockup__search {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-surface-raised) 55%, transparent);
  font-size: 12px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
}

.mockup__search svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

.mockup__label {
  margin: 14px 4px 4px;
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.mockup__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mockup__item svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

.mockup__item--active {
  background: var(--color-surface-raised);
  color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.mockup__chat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 380px;
  padding: 20px;
}

.mockup__event {
  align-self: center;
  padding: 3px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
}

.mockup__message {
  max-width: 78%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  line-height: 1.55;
}

.mockup__message--user {
  align-self: flex-end;
  border: 1px solid var(--color-border-strong);
  border-bottom-right-radius: 4px;
  background: var(--color-surface-raised);
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.mockup__slash {
  color: var(--color-accent);
}

.mockup__message--agent {
  align-self: flex-start;
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 4px;
  background: color-mix(in srgb, var(--color-surface-raised) 55%, transparent);
  color: var(--color-text-secondary);
}

.mockup__input {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 46px;
  margin-top: auto;
  padding: 0 10px 0 14px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface-raised);
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--color-text-secondary);
}

.mockup__typed {
  white-space: pre;
}

.mockup__caret {
  width: 2px;
  height: 16px;
  margin-left: 1px;
  background: var(--color-accent);
  animation: caret-blink 1.1s steps(1, end) infinite;
}

@keyframes caret-blink {
  50% {
    opacity: 0;
  }
}

.mockup__send {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-left: auto;
  border-radius: 50%;
  background: var(--color-text);
  color: var(--color-bg);
}

.mockup__send svg {
  width: 14px;
  height: 14px;
}

.providers {
  padding: 64px 0 16px;
  text-align: center;
}

.providers__label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.providers__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

.chip {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--color-surface) 75%, transparent);
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--color-text-secondary);
  transition:
    color 0.2s,
    border-color 0.2s;
}

.chip:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.section {
  padding-block: 96px;
}

.section__head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section__eyebrow {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent);
}

.section__title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
}

.section__lead {
  margin-top: 14px;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 14px;
}

.icon-tile {
  color: var(--color-accent);
}

.icon-tile svg {
  width: 24px;
  height: 24px;
}

.feature-card {
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition:
    transform 0.25s var(--ease),
    border-color 0.25s,
    box-shadow 0.25s;
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}

.feature-card__title {
  margin-top: 18px;
  font-size: 16px;
  font-weight: 600;
}

.feature-card__text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.sync__flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.sync__node {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: 15px;
  font-weight: 600;
}

.sync__node svg {
  width: 18px;
  height: 18px;
  color: var(--color-text-secondary);
}

.sync__node--db {
  border-color: var(--color-accent-border);
  background: var(--color-accent-soft);
  box-shadow: 0 0 32px -8px var(--color-accent-border);
}

.sync__node--db svg {
  color: var(--color-accent);
}

.sync__arrow {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.sync__note {
  margin-top: 28px;
  text-align: center;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.palette {
  max-width: 520px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  text-align: left;
}

.palette__input {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-text);
}

.palette__slash {
  color: var(--color-accent);
}

.palette__caret {
  width: 2px;
  height: 16px;
  margin-left: 2px;
  background: var(--color-accent);
  animation: caret-blink 1.1s steps(1, end) infinite;
}

.palette__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
}

.palette__item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
}

.palette__item--active {
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px var(--color-accent-border);
}

.palette__command {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--color-text);
}

.palette__desc {
  font-size: 12px;
  color: var(--color-text-muted);
}

.palette__hint {
  padding: 10px 18px;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--color-text-muted);
}

.preview__tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 28px;
}

.preview__tab {
  padding: 8px 18px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-full);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition:
    color 0.2s,
    background-color 0.2s,
    border-color 0.2s;
}

.preview__tab:hover {
  color: var(--color-text);
}

.preview__tab--active {
  border-color: transparent;
  background: var(--color-text);
  color: var(--color-bg);
}

.preview__tab--active:hover {
  color: var(--color-bg);
}

.preview__frame {
  max-width: 940px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
}

.preview__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 16px;
  border-bottom: 1px solid var(--color-border);
}

.preview__dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.preview__dot--red {
  background: #ff5f57;
}

.preview__dot--yellow {
  background: #febc2e;
}

.preview__dot--green {
  background: #28c840;
}

.preview__title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
}

.preview__image {
  display: none;
  margin: 0;
}

.preview__image--active {
  display: block;
  animation: preview-fade 0.4s var(--ease);
}

.preview__image img {
  width: 100%;
  height: auto;
}

@keyframes preview-fade {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

.download__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.platform-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition:
    transform 0.25s var(--ease),
    border-color 0.25s,
    box-shadow 0.25s;
}

.platform-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}

.platform-card__title {
  margin-top: 12px;
  font-size: 17px;
  font-weight: 600;
}

.platform-card__formats {
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
}

.platform-card__cta {
  margin-top: auto;
}

.download__note {
  margin-top: 36px;
  text-align: center;
  font-size: 13.5px;
  color: var(--color-text-muted);
}

.download__code {
  padding: 2px 8px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface-raised);
  font-family: var(--font-mono);
  font-size: 12px;
}

.footer {
  padding: 48px 0 40px;
  border-top: 1px solid var(--color-border);
}

.footer__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__tagline {
  font-size: 13.5px;
  color: var(--color-text-muted);
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.footer__link {
  padding: 8px 12px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition:
    color 0.2s,
    background-color 0.2s;
}

.footer__link:hover {
  color: var(--color-text);
  background: var(--color-surface-raised);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  font-size: 12.5px;
  color: var(--color-text-muted);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

.reveal--visible {
  opacity: 1;
  transform: none;
}

.reveal--d1 {
  transition-delay: 80ms;
}

.reveal--d2 {
  transition-delay: 160ms;
}

.reveal--d3 {
  transition-delay: 240ms;
}

.reveal--d4 {
  transition-delay: 320ms;
}

.features__grid .reveal:nth-child(2) {
  transition-delay: 60ms;
}

.features__grid .reveal:nth-child(3) {
  transition-delay: 120ms;
}

.features__grid .reveal:nth-child(4) {
  transition-delay: 180ms;
}

.features__grid .reveal:nth-child(5) {
  transition-delay: 240ms;
}

.features__grid .reveal:nth-child(6) {
  transition-delay: 300ms;
}

.download__grid .reveal:nth-child(2) {
  transition-delay: 80ms;
}

.download__grid .reveal:nth-child(3) {
  transition-delay: 160ms;
}

@media (max-width: 860px) {
  .nav {
    display: none;
  }

  .nav--open {
    display: flex;
    position: absolute;
    top: calc(var(--header-height) + 8px);
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 8px;
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
  }

  .nav--open .nav__link {
    padding: 12px 14px;
    border-radius: var(--radius-md);
    font-size: 15px;
  }

  .menu-toggle {
    display: grid;
  }

  .hero {
    padding-top: 72px;
  }

  .section {
    padding-block: 72px;
  }

  .section__head {
    margin-bottom: 40px;
  }
}

@media (max-width: 720px) {
  .mockup__body {
    grid-template-columns: 1fr;
  }

  .mockup__sidebar {
    display: none;
  }

  .mockup__chat {
    min-height: 320px;
  }

  .mockup__message {
    max-width: 92%;
  }
}

@media (max-width: 480px) {
  .container {
    width: calc(100% - 32px);
  }

  .header__cta {
    display: none;
  }

  .hero__actions .button--large {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .badge__dot,
  .mockup__caret,
  .palette__caret {
    animation: none;
  }

  .preview__image--active {
    animation: none;
  }

  .button:hover,
  .feature-card:hover,
  .platform-card:hover {
    transform: none;
  }
}

.memory__story {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 16px;
  max-width: 960px;
  margin: 0 auto;
}

.memory__moment {
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
}

.memory__when {
  padding: 10px 18px;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
}

.memory__chat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 18px;
}

.memory__chat .mockup__message {
  max-width: 92%;
}

.memory__bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  max-width: 140px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--color-text-muted);
  text-align: center;
}

.memory__bridge svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.memory__recall {
  align-self: flex-start;
  padding: 3px 12px;
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-accent);
}

.memory__points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
  list-style: none;
}

.memory__points li {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  font-size: 13px;
  color: var(--color-text-secondary);
}

@media (max-width: 860px) {
  .memory__story {
    grid-template-columns: 1fr;
  }

  .memory__bridge {
    flex-direction: row;
    max-width: none;
  }

  .memory__bridge svg {
    transform: rotate(90deg);
  }
}