@import url("https://fonts.googleapis.com/css2?family=Ubuntu:ital,wght@0,300;0,400;0,500;0,700;1,300;1,400;1,500;1,700&display=swap");

:root {
  --lk-primary: #3a606e;
  --lk-secondary: #607b7d;
  --lk-tertiary: #828e82;
  --lk-accent: #aaae8e;
  --lk-surface: #e0e0e0;
  --lk-radius-sm: 10px;
  --lk-radius-md: 18px;
  --lk-radius-lg: 28px;
  --lk-max: 1240px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Ubuntu", sans-serif;
  background: var(--lk-surface);
  color: var(--lk-primary);
  transition:
    background 0.5s ease,
    color 0.5s ease;
  overflow-x: hidden;
}

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

.lk-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

:focus-visible {
  outline: 2px solid var(--lk-accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- reveal animation ---------- */
.lk-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.lk-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .lk-reveal {
    transition: none;
    opacity: 1;
    transform: none;
  }
}

/* ---------- eyebrow / headings ---------- */
.lk-eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lk-secondary);
  font-weight: 500;
  margin: 0 0 0.75rem;
}

h1,
h2,
h3 {
  font-weight: 700;
  line-height: 1.08;
  margin: 0;
  color: var(--lk-primary);
}

.lk-hero-dot {
  color: var(--lk-accent);
}

/* ---------- buttons ---------- */
.lk-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    box-shadow 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
  white-space: nowrap;
}
.lk-btn:hover {
  transform: translateY(-2px);
}
.lk-btn-primary {
  background: var(--lk-primary);
  color: var(--lk-surface);
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.35);
}
.lk-btn-primary:hover {
  background: var(--lk-secondary);
}
.lk-btn-ghost {
  background: transparent;
  color: var(--lk-primary);
  border-color: color-mix(in srgb, var(--lk-primary) 35%, transparent);
}
.lk-btn-ghost:hover {
  border-color: var(--lk-primary);
  background: color-mix(in srgb, var(--lk-primary) 8%, transparent);
}

/* ---------- badges ---------- */
.lk-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--lk-accent) 35%, transparent);
  color: var(--lk-primary);
  margin-bottom: 0.9rem;
}
.lk-badge-outline {
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--lk-primary) 35%, transparent);
}

/* ---------- nav ---------- */
.lk-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--lk-surface) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid
    color-mix(in srgb, var(--lk-primary) 12%, transparent);
}
.lk-nav-inner {
  max-width: var(--lk-max);
  margin: 0 auto;
  padding: 1.1rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.lk-wordmark {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  padding: 0;
}
.lk-nav-links {
  display: flex;
  gap: 2rem;
  font-size: 0.95rem;
}
.lk-nav-links a {
  position: relative;
  padding-bottom: 3px;
}
.lk-nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--lk-primary);
  transition: right 0.3s ease;
}
.lk-nav-links a:hover::after {
  right: 0;
}

.lk-nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* theme switcher */
.lk-theme-switcher {
  display: flex;
  gap: 0.4rem;
  background: color-mix(in srgb, var(--lk-primary) 6%, transparent);
  padding: 0.3rem;
  border-radius: 999px;
}
.lk-theme-pill {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.7rem 0.4rem 0.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  font-family: inherit;
  font-size: 0.78rem;
  color: var(--lk-primary);
  cursor: pointer;
  transition:
    background 0.25s ease,
    border-color 0.25s ease;
}
.lk-theme-pill .lk-theme-label {
  display: none;
}
.lk-theme-pill.is-active {
  background: color-mix(in srgb, var(--lk-surface) 60%, white 0%);
  border-color: color-mix(in srgb, var(--lk-primary) 25%, transparent);
}
.lk-theme-swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.lk-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.lk-burger {
  display: block;
  width: 22px;
  height: 14px;
  position: relative;
}
.lk-burger span {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--lk-primary);
  transition:
    transform 0.3s ease,
    top 0.3s ease,
    opacity 0.3s ease;
}
.lk-burger span:first-child {
  top: 0;
}
.lk-burger span:last-child {
  top: 12px;
}
.lk-burger.is-open span:first-child {
  top: 6px;
  transform: rotate(45deg);
}
.lk-burger.is-open span:last-child {
  top: 6px;
  transform: rotate(-45deg);
}

.lk-mobile-menu {
  display: none;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  border-top: 1px solid color-mix(in srgb, var(--lk-primary) 12%, transparent);
}
.lk-mobile-menu.is-open {
  max-height: 420px;
}
.lk-mobile-links {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.75rem 0;
  gap: 1rem;
  font-size: 1.05rem;
}
.lk-mobile-theme-label {
  padding: 1.25rem 1.75rem 0.4rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--lk-secondary);
  margin: 0;
}
.lk-mobile-menu .lk-theme-switcher {
  margin: 0 1.75rem 1.25rem;
  flex-wrap: wrap;
}
.lk-mobile-menu .lk-theme-pill .lk-theme-label {
  display: inline;
}

/* ---------- hero ---------- */
.lk-hero {
  position: relative;
  padding: clamp(3rem, 8vw, 6.5rem) 1.75rem clamp(3rem, 6vw, 5rem);
  overflow: hidden;
}
.lk-hero-contour {
  position: absolute;
  top: -12%;
  right: -14%;
  width: min(720px, 62vw);
  pointer-events: none;
}
.lk-hero-inner {
  max-width: var(--lk-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  position: relative;
}
.lk-hero-title {
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
  letter-spacing: -0.01em;
}
.lk-hero-sub {
  margin: 1.5rem 0 2.25rem;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  font-weight: 300;
  font-style: italic;
  color: var(--lk-secondary);
  max-width: 30ch;
}
.lk-hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.lk-hero-art-frame {
  position: relative;
  border-radius: var(--lk-radius-lg);
  background: color-mix(in srgb, var(--lk-primary) 5%, transparent);
  border: 1px solid color-mix(in srgb, var(--lk-primary) 12%, transparent);
  padding: clamp(1.5rem, 3vw, 2.5rem);
}
.lk-hero-art {
  width: 100%;
  height: auto;
}

/* ---------- sections ---------- */
.lk-section {
  max-width: var(--lk-max);
  margin: 0 auto;
  padding: clamp(3.5rem, 7vw, 6rem) 1.75rem;
}
.lk-section-head {
  max-width: 46ch;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.lk-section-head h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
}

/* ---------- bento ---------- */
.lk-bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(160px, auto);
  grid-auto-flow: dense;
  gap: 1.25rem;
}
.lk-card {
  background: color-mix(in srgb, var(--lk-primary) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--lk-primary) 10%, transparent);
  border-radius: var(--lk-radius-md);
  padding: clamp(1.5rem, 2.4vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}
.lk-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 40px -26px rgba(0, 0, 0, 0.35);
  border-color: color-mix(in srgb, var(--lk-primary) 22%, transparent);
}
.lk-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}
.lk-card p {
  color: var(--lk-secondary);
  line-height: 1.6;
  margin: 0;
}
.lk-card-body {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.lk-card-1 {
  grid-column: span 4;
  grid-row: span 2;
  justify-content: flex-end;
}
.lk-card-1-visual {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 1rem;
  opacity: 0.5;
}
.lk-card-1-visual svg {
  width: 60%;
}
.lk-card-1 .lk-card-body {
  position: relative;
  z-index: 1;
}
.lk-card-1 h3 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  max-width: 16ch;
}
.lk-card-1 p {
  max-width: 40ch;
  font-size: 1.05rem;
}

.lk-card-2 {
  grid-column: span 2;
  grid-row: span 1;
  background: var(--lk-primary);
  color: var(--lk-surface);
}
.lk-card-2 h3,
.lk-card-2 p {
  color: var(--lk-surface);
}
.lk-card-2 p {
  opacity: 0.82;
}

.lk-card-3 {
  grid-column: span 2;
  grid-row: span 2;
}
.lk-card-3 .lk-theme-switcher {
  margin-top: auto;
  flex-wrap: wrap;
}
.lk-card-3 .lk-theme-pill .lk-theme-label {
  display: inline;
}

.lk-card-4 {
  grid-column: span 2;
  grid-row: span 1;
}

.lk-card-5 {
  grid-column: span 2;
  grid-row: span 1;
}

.lk-card-6 {
  grid-column: span 2;
  grid-row: span 1;
  background: color-mix(in srgb, var(--lk-accent) 24%, transparent);
}

.lk-card-7 {
  grid-column: span 2;
  grid-row: span 1;
}

/* newsletter form */
.lk-newsletter-form {
  margin-top: auto;
}
.lk-newsletter-row {
  display: flex;
  gap: 0.6rem;
}
.lk-newsletter-row input {
  flex: 1;
  min-width: 0;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--lk-primary) 25%, transparent);
  background: color-mix(in srgb, var(--lk-surface) 60%, transparent);
  color: var(--lk-primary);
  font-family: inherit;
  font-size: 0.92rem;
}
.lk-newsletter-row input::placeholder {
  color: var(--lk-tertiary);
}
.lk-newsletter-form.is-compact .lk-newsletter-row {
  flex-direction: column;
}
.lk-newsletter-note {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  color: var(--lk-tertiary);
}

/* ---------- philosophy ---------- */
.lk-philosophy {
  text-align: center;
}
.lk-philosophy-head {
  max-width: 56ch;
  margin: 0 auto clamp(2.5rem, 5vw, 4rem);
}
.lk-philosophy-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
}
.lk-philosophy-sub {
  margin-top: 1.25rem;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  font-weight: 300;
  color: var(--lk-secondary);
}
.lk-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  max-width: 900px;
  margin: 0 auto;
}
.lk-principle {
  text-align: left;
  padding: 0 0.5rem;
}
.lk-principle-num {
  display: block;
  font-size: 0.85rem;
  color: var(--lk-accent);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  font-weight: 500;
}
.lk-principle h3 {
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
}
.lk-principle p {
  color: var(--lk-secondary);
  margin: 0;
}

/* ---------- future products ---------- */
.lk-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.lk-product {
  position: relative;
  border: 1px solid color-mix(in srgb, var(--lk-primary) 12%, transparent);
  border-radius: var(--lk-radius-md);
  padding: 2rem 1.75rem;
  overflow: hidden;
  transition:
    transform 0.35s ease,
    border-color 0.35s ease;
}
.lk-product:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--lk-primary) 25%, transparent);
}
.lk-product-visual {
  position: absolute;
  right: -20%;
  top: -20%;
  width: 60%;
  opacity: 0.4;
  pointer-events: none;
}
.lk-product h3 {
  position: relative;
  font-size: 1.25rem;
  margin: 0.9rem 0 0.6rem;
}
.lk-product p {
  position: relative;
  color: var(--lk-secondary);
  margin: 0;
}

/* ---------- newsletter cta ---------- */
.lk-newsletter-cta {
  background: var(--lk-primary);
  color: var(--lk-surface);
  border-radius: var(--lk-radius-lg);
  margin-left: 1.75rem;
  margin-right: 1.75rem;
  max-width: calc(var(--lk-max) - 3.5rem);
}
.lk-newsletter-cta h2,
.lk-newsletter-cta p {
  color: var(--lk-surface);
}
.lk-newsletter-inner {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  padding: clamp(2.5rem, 6vw, 4rem) 1rem;
}
.lk-newsletter-inner h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
}
.lk-newsletter-inner p {
  margin: 1rem 0 2rem;
  opacity: 0.85;
  font-weight: 300;
}
.lk-newsletter-cta .lk-newsletter-row input {
  border-color: color-mix(in srgb, var(--lk-surface) 40%, transparent);
  background: color-mix(in srgb, var(--lk-surface) 12%, transparent);
  color: var(--lk-surface);
}
.lk-newsletter-cta .lk-newsletter-row input::placeholder {
  color: color-mix(in srgb, var(--lk-surface) 65%, transparent);
}
.lk-newsletter-cta .lk-btn-primary {
  background: var(--lk-accent);
  color: var(--lk-primary);
}
.lk-newsletter-cta .lk-newsletter-note {
  color: color-mix(in srgb, var(--lk-surface) 70%, transparent);
}
.lk-newsletter-cta .lk-newsletter-row {
  justify-content: center;
}

/* ---------- footer ---------- */
.lk-footer {
  max-width: var(--lk-max);
  margin: 0 auto;
  padding: clamp(3rem, 6vw, 4.5rem) 1.75rem 2.5rem;
}
.lk-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid
    color-mix(in srgb, var(--lk-primary) 14%, transparent);
  flex-wrap: wrap;
}
.lk-footer-wordmark {
  font-size: 1.4rem;
  margin: 0;
}
.lk-footer-tagline {
  margin: 0.3rem 0 0;
  color: var(--lk-secondary);
  font-style: italic;
  font-weight: 300;
}
.lk-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  font-size: 0.92rem;
  color: var(--lk-secondary);
}
.lk-footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--lk-tertiary);
}
.lk-footer-parent {
  opacity: 0.75;
}

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .lk-nav-links {
    display: none;
  }
  .lk-nav-theme-desktop {
    display: none;
  }
  .lk-menu-btn {
    display: inline-flex;
  }
  .lk-mobile-menu {
    display: block;
  }

  .lk-hero-inner {
    grid-template-columns: 1fr;
  }
  .lk-hero-visual {
    order: -1;
  }
  .lk-hero-contour {
    width: 90vw;
    top: -6%;
    right: -30%;
  }

  .lk-principles {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .lk-products {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .lk-bento {
    grid-template-columns: 1fr;
  }
  .lk-card-1,
  .lk-card-2,
  .lk-card-3,
  .lk-card-4,
  .lk-card-5,
  .lk-card-6,
  .lk-card-7 {
    grid-column: span 1;
    grid-row: span 1;
  }
  .lk-card-1 {
    min-height: 320px;
  }
  .lk-newsletter-row {
    flex-direction: column;
  }
  .lk-newsletter-cta {
    margin-left: 1rem;
    margin-right: 1rem;
  }
  .lk-footer-bottom {
    flex-direction: column;
  }
}