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

:root {
  color-scheme: dark;
  --page: #071522;
  --page-deep: #04101a;
  --surface: #0e2231;
  --surface-raised: #142b3a;
  --surface-soft: #0a1b28;
  --text: #f4f8fb;
  --text-muted: #aebdca;
  --text-soft: #718697;
  --line: rgba(149, 180, 199, 0.2);
  --line-strong: rgba(149, 180, 199, 0.38);
  --mint: #65dfc3;
  --mint-deep: #2fac96;
  --sky: #62b8ef;
  --header: rgba(7, 21, 34, 0.9);
  --menu: rgba(26, 37, 44, 0.98);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
}

html[data-theme="light"] {
  color-scheme: light;
  --page: #ffffff;
  --page-deep: #eef4f6;
  --surface: #f1f6f8;
  --surface-raised: #ffffff;
  --surface-soft: #f6f9fa;
  --text: #10202a;
  --text-muted: #536775;
  --text-soft: #7c8d98;
  --line: rgba(16, 32, 42, 0.14);
  --line-strong: rgba(16, 32, 42, 0.28);
  --header: rgba(255, 255, 255, 0.91);
  --menu: rgba(247, 249, 250, 0.98);
  --shadow: 0 28px 80px rgba(34, 59, 72, 0.16);
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--page);
  color: var(--text);
  font-family: "DM Sans", Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
summary {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 1000;
  transform: translateY(-160%);
  border-radius: 6px;
  background: var(--mint);
  color: #071522;
  padding: 10px 14px;
  font-weight: 800;
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.icon {
  display: inline-block;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  background: currentColor;
  mask-position: center;
  mask-repeat: no-repeat;
  mask-size: contain;
}

.icon-sun { mask-image: url("/browse/assets/icons/sun.svg"); }
.icon-moon { mask-image: url("/browse/assets/icons/moon.svg"); }
.icon-menu { mask-image: url("/browse/assets/icons/menu.svg"); }
.icon-close { mask-image: url("/browse/assets/icons/x.svg"); }
.icon-chevron { mask-image: url("/browse/assets/icons/chevron-down.svg"); }
.icon-globe { mask-image: url("/browse/assets/icons/globe.svg"); }
.icon-check { mask-image: url("/browse/assets/icons/check.svg"); }
.icon-reload { mask-image: url("/browse/assets/icons/rotate-ccw.svg"); }
.icon-shield { mask-image: url("/browse/assets/icons/shield-check.svg"); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  background: var(--header);
  backdrop-filter: blur(18px);
  transition: border-color 180ms ease;
}

.site-header.scrolled {
  border-color: var(--line);
}

.nav {
  display: grid;
  min-height: 64px;
  grid-template-columns: minmax(150px, 1fr) auto minmax(150px, 1fr);
  align-items: center;
  gap: 24px;
}

.brand,
.footer-brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 9px;
  font-family: Sora, "DM Sans", sans-serif;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
}

.brand img,
.footer-brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.nav-links a {
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
  padding: 9px 11px;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: var(--surface);
  color: var(--text);
  outline: none;
}

.nav-divider {
  width: 1px;
  height: 18px;
  margin: 0 5px;
  background: var(--line);
}

.nav-links .ecosystem-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface);
  font-weight: 700;
}

.nav-links .ecosystem-link::before {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  background: var(--mint);
  content: "";
}

.nav-links .ecosystem-link[href="/"]::before {
  width: 16px;
  height: 16px;
  background: url("/favicon-16.png") center / contain no-repeat;
}

.nav-links .ecosystem-link[href="/lilcoach/"]::before {
  background: #ff6b5b;
}

.nav-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.icon-button,
.language-switcher > summary,
.menu-button {
  display: inline-flex;
  min-width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-soft);
  color: var(--text-muted);
  cursor: pointer;
}

.icon-button:hover,
.icon-button:focus-visible,
.language-switcher > summary:hover,
.language-switcher > summary:focus-visible,
.menu-button:hover,
.menu-button:focus-visible {
  border-color: var(--line-strong);
  color: var(--text);
  outline: none;
}

.theme-toggle .icon-sun {
  display: none;
}

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

html[data-theme="light"] .theme-toggle .icon-sun {
  display: inline-block;
}

.language-switcher {
  position: relative;
}

.language-switcher > summary {
  min-width: 66px;
  gap: 6px;
  padding: 0 9px;
  list-style: none;
}

.language-switcher > summary::-webkit-details-marker {
  display: none;
}

.language-switcher > summary .icon {
  width: 14px;
  height: 14px;
}

.language-switcher[open] > summary .icon-chevron {
  transform: rotate(180deg);
}

.language-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  display: grid;
  width: 178px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.language-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: none;
}

.language-menu a + a {
  border-top: 1px solid var(--line);
}

.language-menu a:hover,
.language-menu a:focus-visible,
.language-menu a[aria-current="page"] {
  background: var(--surface);
  color: var(--text);
  outline: none;
}

.menu-button {
  display: none;
}

.menu-button .icon-close {
  display: none;
}

.menu-button[aria-expanded="true"] .icon-menu {
  display: none;
}

.menu-button[aria-expanded="true"] .icon-close {
  display: inline-block;
}

.hero {
  position: relative;
  min-height: 720px;
  padding: 128px 0 88px;
  border-bottom: 1px solid var(--line);
  background: var(--page);
}

.hero::after {
  position: absolute;
  inset: 64px 0 auto 50%;
  width: min(50vw, 720px);
  height: 520px;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  content: "";
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(440px, 1.08fr);
  align-items: center;
  gap: 72px;
}

.hero-copy {
  max-width: 560px;
}

.hero h1 {
  margin: 0;
  font-family: Sora, "DM Sans", sans-serif;
  font-size: clamp(64px, 7vw, 104px);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 0.94;
}

.hero-headline {
  margin: 24px 0 0;
  color: #bcd8f3;
  font-size: clamp(30px, 3vw, 46px);
  font-weight: 500;
  line-height: 1.12;
}

html[data-theme="light"] .hero-headline {
  color: #2e668d;
}

.hero-lede {
  max-width: 480px;
  margin: 28px 0 0;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1.7;
}

.availability {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-soft);
  padding: 0 20px;
  font-weight: 800;
}

.requirements-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 18px 0 0;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 700;
}

.requirements-line span + span::before {
  margin-right: 20px;
  color: var(--line-strong);
  content: "·";
}

.product-demo {
  position: relative;
  display: grid;
  min-height: 500px;
  place-items: center;
}

.menu-bar {
  position: absolute;
  top: 2px;
  right: 0;
  display: flex;
  min-width: 430px;
  height: 45px;
  align-items: center;
  justify-content: flex-end;
  gap: 17px;
  border: 1px solid var(--line);
  border-radius: 9px 9px 0 0;
  background: var(--surface);
  padding: 0 14px;
  color: var(--text-muted);
  font-size: 13px;
  box-shadow: var(--shadow);
}

.menu-bar .status-app {
  display: grid;
  width: 34px;
  height: 32px;
  place-items: center;
  border-radius: 6px;
  background: var(--surface-raised);
}

.menu-bar .status-app img {
  width: 23px;
  height: 23px;
  border-radius: 5px;
}

.app-menu {
  position: relative;
  width: min(390px, 100%);
  margin: 44px 0 0 auto;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: var(--menu);
  color: #f5f7f8;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(24px);
}

html[data-theme="light"] .app-menu {
  color: #14232b;
}

.menu-group {
  padding: 9px 12px;
}

.menu-group + .menu-group {
  border-top: 1px solid rgba(128, 148, 160, 0.3);
}

.menu-label {
  margin: 0 0 5px;
  color: #83919a;
  font-size: 12px;
}

.menu-row {
  display: grid;
  min-height: 36px;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 14px;
}

.menu-row img {
  width: 23px;
  height: 23px;
  border-radius: 5px;
}

.menu-row.subtle {
  grid-template-columns: minmax(0, 1fr) auto;
}

.menu-row:hover {
  background: rgba(101, 223, 195, 0.12);
}

.menu-check {
  color: var(--mint);
  font-weight: 900;
}

.switch {
  position: relative;
  width: 34px;
  height: 20px;
  border-radius: 999px;
  background: #68757d;
}

.switch::after {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #ffffff;
  content: "";
}

.switch.on {
  background: var(--mint-deep);
}

.switch.on::after {
  left: 17px;
}

.section {
  border-bottom: 1px solid var(--line);
  padding: 72px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  gap: 64px;
  margin-bottom: 40px;
}

.section-heading h2,
.privacy-copy h2,
.requirements h2,
.faq h2 {
  margin: 0;
  font-family: Sora, "DM Sans", sans-serif;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.16;
}

.section-heading p {
  max-width: 620px;
  margin: 4px 0 0;
  color: var(--text-muted);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 44px;
}

.step {
  position: relative;
  min-height: 176px;
  padding-top: 28px;
  border-top: 1px solid var(--line-strong);
}

.step-visual {
  display: grid;
  width: 58px;
  height: 58px;
  margin-bottom: 14px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--surface-soft);
}

.step-visual img {
  width: 30px;
  height: 30px;
  border-radius: 7px;
}

.step-visual-check {
  color: var(--mint);
}

.step-visual-check .icon {
  width: 30px;
  height: 30px;
}

.step-number {
  display: inline-grid;
  width: 25px;
  height: 25px;
  place-items: center;
  border-radius: 6px;
  background: var(--mint);
  color: #071522;
  font-size: 12px;
  font-weight: 900;
}

.step h3 {
  margin: 18px 0 8px;
  font-size: 18px;
}

.step p {
  margin: 0;
  color: var(--text-muted);
}

.feature-list {
  border-top: 1px solid var(--line);
}

.feature-row {
  display: grid;
  grid-template-columns: 56px minmax(210px, 0.72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: 20px;
  min-height: 76px;
  border-bottom: 1px solid var(--line);
}

.feature-row > span {
  color: var(--mint);
  font-family: Sora, "DM Sans", sans-serif;
  font-size: 13px;
  font-weight: 800;
}

.feature-row h3 {
  margin: 0;
  font-size: 16px;
}

.feature-row p {
  margin: 0;
  color: var(--text-muted);
}

.privacy-band {
  background: var(--surface-soft);
}

.privacy-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  align-items: center;
  gap: 72px;
}

.privacy-copy p {
  max-width: 440px;
  margin: 14px 0 0;
  color: var(--text-muted);
}

.privacy-copy a {
  display: inline-flex;
  margin-top: 20px;
  color: var(--mint);
  font-weight: 800;
  text-underline-offset: 4px;
}

.privacy-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
}

.privacy-fact {
  display: flex;
  min-height: 82px;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  color: var(--text-muted);
}

.privacy-fact:nth-child(odd) {
  border-right: 1px solid var(--line);
  padding-right: 24px;
}

.privacy-fact:nth-child(even) {
  padding-left: 24px;
}

.privacy-fact .icon {
  color: var(--mint);
}

.end-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 72px;
}

.requirements ul {
  display: grid;
  gap: 13px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.requirements li {
  display: flex;
  gap: 11px;
  color: var(--text-muted);
}

.requirements li .icon {
  color: var(--mint);
}

.faq-list {
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary .icon {
  transition: transform 160ms ease;
}

.faq-list details[open] summary .icon {
  transform: rotate(180deg);
}

.faq-list p {
  margin: -2px 0 20px;
  color: var(--text-muted);
}

.site-footer {
  background: var(--page-deep);
  padding: 46px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 0.9fr;
  gap: 48px;
}

.footer-copy {
  max-width: 240px;
  margin: 12px 0 0;
  color: var(--text-soft);
  font-size: 14px;
}

.footer-links {
  display: grid;
  align-content: start;
  gap: 8px;
}

.footer-links strong {
  margin-bottom: 4px;
}

.footer-links a {
  width: max-content;
  color: var(--text-muted);
  font-size: 14px;
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--mint);
  outline: none;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 42px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  color: var(--text-soft);
  font-size: 13px;
}

.footer-languages {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.footer-languages a {
  text-decoration: none;
}

.footer-languages a:hover,
.footer-languages a:focus-visible,
.footer-languages a[aria-current="page"] {
  color: var(--mint);
  outline: none;
}

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

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

.legal-main {
  min-height: calc(100vh - 200px);
  padding: 124px 0 80px;
}

.legal-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 72px;
}

.legal-intro {
  position: sticky;
  top: 104px;
  align-self: start;
}

.legal-intro h1 {
  margin: 0;
  font-family: Sora, "DM Sans", sans-serif;
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1;
}

.legal-intro p {
  margin: 20px 0 0;
  color: var(--text-muted);
}

.legal-content {
  border-top: 1px solid var(--line);
}

.legal-section {
  border-bottom: 1px solid var(--line);
  padding: 30px 0;
}

.legal-section h2 {
  margin: 0 0 12px;
  font-family: Sora, "DM Sans", sans-serif;
  font-size: 22px;
}

.legal-section p,
.legal-section li {
  color: var(--text-muted);
}

.legal-section a {
  color: var(--mint);
}

@media (max-width: 960px) {
  .nav {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    position: fixed;
    inset: 64px 0 auto;
    display: none;
    align-items: stretch;
    border-bottom: 1px solid var(--line);
    background: var(--page);
    padding: 12px 24px 20px;
  }

  .nav-links.open {
    display: grid;
  }

  .nav-links a {
    padding: 12px 0;
  }

  .nav-divider {
    display: none;
  }

  .nav-links .ecosystem-start {
    margin-top: 8px;
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 1px solid var(--line);
    border-radius: 6px;
    padding: 14px 12px;
  }

  .nav-links .ecosystem-link:not(.ecosystem-start) {
    margin-top: 6px;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 14px 12px;
  }

  .menu-button {
    display: inline-flex;
  }

  .hero {
    padding-top: 110px;
  }

  .hero::after {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .hero-copy {
    max-width: 720px;
  }

  .product-demo {
    width: min(620px, 100%);
    min-height: 470px;
    margin-inline: auto;
  }

  .section-heading,
  .privacy-grid,
  .end-grid,
  .legal-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .legal-intro {
    position: static;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 32px, 1180px);
  }

  .hero {
    min-height: 0;
    padding: 104px 0 64px;
  }

  .hero h1 {
    font-size: 56px;
  }

  .hero-headline {
    font-size: 31px;
  }

  .hero-lede {
    font-size: 16px;
  }

  .product-demo {
    min-height: 440px;
  }

  .menu-bar {
    right: -16px;
    left: -16px;
    min-width: 0;
    gap: 12px;
    border-right: 0;
    border-left: 0;
    border-radius: 0;
  }

  .app-menu {
    width: 100%;
    margin-top: 50px;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .step {
    min-height: 0;
  }

  .feature-row {
    grid-template-columns: 42px 1fr;
    gap: 8px 14px;
    padding: 18px 0;
  }

  .feature-row p {
    grid-column: 2;
  }

  .privacy-facts {
    grid-template-columns: 1fr;
  }

  .privacy-fact:nth-child(odd),
  .privacy-fact:nth-child(even) {
    border-right: 0;
    padding: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 430px) {
  .brand {
    font-size: 14px;
  }

  .language-switcher > summary {
    min-width: 54px;
  }

  .language-switcher > summary .icon-globe {
    display: none;
  }

  .hero h1 {
    font-size: 49px;
  }

  .hero-headline {
    font-size: 27px;
  }

  .availability {
    width: 100%;
    justify-content: center;
  }

  .menu-bar {
    font-size: 12px;
  }

}

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

}