:root {
  --cb-ink: #17201d;
  --cb-paper: #f4f1e9;
  --cb-cream: #fffdf7;
  --cb-moss: #375a45;
  --cb-lake: #246b78;
  --cb-sky: #3e85a0;
  --cb-sun: #efb44a;
  --cb-coral: #d7684f;
  --cb-berry: #943f5c;
  --cb-line: rgba(23, 32, 29, 0.16);
}

body {
  color: var(--cb-ink);
  background: var(--cb-paper);
  font-family: Inter, "Aptos", "Segoe UI", system-ui, sans-serif;
}

body::selection {
  color: #fff;
  background: var(--cb-berry);
}

main {
  width: 100%;
  margin: 0;
  padding: 0 0 72px;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(360px, 0.75fr);
  align-items: end;
  width: 100%;
  min-height: min(88vh, 900px);
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(90deg, rgba(7, 19, 22, 0.82) 0%, rgba(7, 19, 22, 0.45) 47%, rgba(7, 19, 22, 0.06) 76%),
    linear-gradient(0deg, rgba(7, 19, 22, 0.64) 0%, transparent 45%),
    url("cloudberryos-wallpaper-3840.webp") center / cover;
  box-shadow: none;
  isolation: isolate;
}

.topbar {
  position: absolute;
  z-index: 2;
  inset: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 76px;
  padding: 0 clamp(22px, 5vw, 76px);
  color: #fff;
  background: linear-gradient(180deg, rgba(6, 15, 18, 0.64), transparent);
}

.topbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  font-size: 0.94rem;
  font-weight: 800;
  text-decoration: none;
}

.topbar-brand img {
  width: 34px;
  height: 34px;
  border-radius: 7px;
}

.topbar-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.topbar-links a {
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
}

.topbar-links a:hover,
.topbar-links a:focus-visible {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.hero-copy {
  position: relative;
  z-index: 1;
  display: block;
  min-height: 0;
  padding: 132px clamp(22px, 5vw, 76px) clamp(42px, 7vh, 76px);
  color: #fff;
}

.hero-copy .brand-row,
.hero-copy .mark {
  display: none;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 8.7rem;
  font-weight: 500;
  line-height: 0.86;
  letter-spacing: 0;
  text-wrap: balance;
}

h1 .welcome {
  display: block;
  margin-bottom: 17px;
  font-family: Inter, "Aptos", "Segoe UI", system-ui, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.subtitle {
  max-width: 610px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  line-height: 1.55;
}

.hero-note {
  margin-top: 32px;
  padding: 0 0 0 22px;
  border: 0;
  border-left: 3px solid var(--cb-sun);
  border-radius: 0;
  color: rgba(255, 255, 255, 0.84);
  background: none;
  font-size: 0.9rem;
  font-weight: 700;
}

.hero-panel {
  position: relative;
  z-index: 2;
  align-self: end;
  display: grid;
  gap: 18px;
  margin: 0 clamp(22px, 5vw, 76px) clamp(42px, 7vh, 76px) 0;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 6px;
  color: var(--cb-ink);
  background: rgba(255, 253, 247, 0.94);
  box-shadow: 0 24px 70px rgba(5, 14, 17, 0.28);
  backdrop-filter: blur(22px);
}

.search-panel label {
  display: block;
  margin-bottom: 12px;
  color: var(--cb-moss);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
  font-weight: 600;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0;
  border-bottom: 2px solid var(--cb-ink);
}

input[type="search"] {
  min-width: 0;
  width: 100%;
  padding: 13px 4px;
  border: 0;
  border-radius: 0;
  outline: 0;
  color: var(--cb-ink);
  background: transparent;
  font: inherit;
  font-size: 1rem;
}

input[type="search"]:focus {
  box-shadow: inset 0 -3px var(--cb-sun);
}

button {
  min-height: 46px;
  padding: 0 3px 0 18px;
  border: 0;
  border-radius: 0;
  color: var(--cb-lake);
  background: transparent;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:hover,
button:focus-visible {
  color: var(--cb-berry);
  outline: none;
}

.quick-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 2px 0 0;
  border-top: 1px solid var(--cb-line);
  border-left: 1px solid var(--cb-line);
}

.quick-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 48px;
  padding: 0 14px;
  border: 0;
  border-right: 1px solid var(--cb-line);
  border-bottom: 1px solid var(--cb-line);
  border-radius: 0;
  color: var(--cb-ink);
  background: transparent;
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: none;
}

.quick-link::after {
  content: "\2197";
  color: var(--cb-coral);
  font-size: 1rem;
}

.quick-link:hover,
.quick-link:focus-visible {
  color: #fff;
  background: var(--cb-lake);
  outline: none;
}

.quick-link:hover::after,
.quick-link:focus-visible::after {
  color: var(--cb-sun);
}

.hero-panel .hero-video {
  display: none;
}

.mission-strip {
  display: grid;
  grid-template-columns: 1.25fr repeat(3, 1fr);
  gap: 0;
  width: min(1380px, calc(100% - 48px));
  margin: 0 auto;
  padding: 64px 0 72px;
  border-bottom: 1px solid var(--cb-line);
}

.mission-intro {
  padding: 0 38px 0 0;
}

.mission-intro p {
  margin: 0 0 12px;
  color: var(--cb-coral);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.mission-intro h2 {
  max-width: 300px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.2rem;
  font-weight: 500;
  line-height: 1;
}

.mission-card {
  min-height: 180px;
  padding: 0 28px;
  border: 0;
  border-left: 1px solid var(--cb-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.mission-card span {
  display: block;
  min-width: 0;
  min-height: 0;
  padding: 0;
  border-radius: 0;
  color: var(--cb-ink);
  background: transparent !important;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.75rem;
  font-weight: 600;
}

.mission-card p {
  margin: 16px 0 0;
  color: #59615d;
  line-height: 1.55;
}

.sections {
  display: grid;
  gap: 0;
  width: min(1380px, calc(100% - 48px));
  margin: 0 auto;
}

.section {
  display: grid;
  grid-template-columns: minmax(180px, 0.27fr) minmax(0, 1fr);
  gap: 42px;
  padding: 66px 0;
  border-bottom: 1px solid var(--cb-line);
}

.section-head {
  display: block;
  margin: 0;
}

.section h2 {
  position: sticky;
  top: 28px;
  margin: 0;
  color: var(--cb-ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.4rem;
  font-weight: 500;
  line-height: 0.95;
  text-transform: none;
  letter-spacing: 0;
}

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  background: transparent;
  border: 0;
}

.resource-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 230px;
  padding: 24px;
  border: 1px solid var(--cb-line);
  border-radius: 0;
  color: inherit;
  background: var(--cb-cream);
  text-decoration: none;
  overflow: hidden;
  transition: color 160ms ease, background 160ms ease;
}

.resource-card::before {
  content: "";
  position: absolute;
  inset: auto 24px 22px auto;
  width: 28px;
  height: 2px;
  background: var(--tone);
  transition: width 160ms ease;
}

.resource-card::after {
  content: "\2197";
  position: absolute;
  right: 23px;
  bottom: 26px;
  color: var(--tone);
  font-size: 1.2rem;
  transform: translateY(50%);
}

.resource-card:hover,
.resource-card:focus-visible {
  z-index: 1;
  color: #fff;
  background: var(--tone);
  box-shadow: none;
  outline: 3px solid var(--cb-sun);
  outline-offset: -3px;
  transform: none;
}

.resource-card:hover::before,
.resource-card:focus-visible::before {
  width: 52px;
  background: #fff;
}

.resource-card:hover::after,
.resource-card:focus-visible::after,
.resource-card:hover .resource-kicker,
.resource-card:focus-visible .resource-kicker,
.resource-card:hover .resource-summary,
.resource-card:focus-visible .resource-summary {
  color: #fff;
}

.resource-kicker {
  color: var(--tone);
  font-size: 0.68rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.resource-title {
  margin-top: auto;
  padding-right: 30px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.55rem;
  font-weight: 600;
  line-height: 1.05;
}

.resource-summary {
  min-height: 3em;
  padding-right: 26px;
  color: #626b66;
  font-size: 0.9rem;
  line-height: 1.5;
}

.watch-section {
  background: var(--cb-ink);
  color: #fff;
  margin-inline: calc((100vw - min(1380px, calc(100vw - 48px))) / -2);
  padding-inline: max(24px, calc((100vw - 1380px) / 2));
}

.watch-section h2 {
  color: #fff;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 22px;
}

.video-card {
  border: 0;
  border-radius: 4px;
  color: var(--cb-ink);
  background: var(--cb-cream);
  box-shadow: none;
  overflow: hidden;
}

.video-frame {
  aspect-ratio: 16 / 9;
  background: #080c0b;
}

.video-copy {
  padding: 20px 22px 24px;
}

.video-copy h3 {
  margin: 0 0 8px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
}

.video-copy p {
  margin: 0;
  color: #626b66;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--cb-line);
}

.tool-card {
  display: flex;
  gap: 14px;
  min-height: 130px;
  padding: 22px 22px 22px 0;
  border: 0;
  border-bottom: 1px solid var(--cb-line);
  border-radius: 0;
  background: transparent;
}

.tool-card:nth-child(3n + 2),
.tool-card:nth-child(3n + 3) {
  padding-left: 22px;
  border-left: 1px solid var(--cb-line);
}

.tool-dot {
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 2px;
  background: var(--cb-sun);
  box-shadow: none;
}

.tool-card:nth-child(3n + 2) .tool-dot { background: var(--cb-lake); }
.tool-card:nth-child(3n + 3) .tool-dot { background: var(--cb-berry); }

.tool-card h3 {
  margin: 0 0 8px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
}

.tool-card p {
  margin: 0;
  color: #626b66;
  line-height: 1.45;
}

.request {
  width: min(1380px, calc(100% - 48px));
  margin: 0 auto;
  padding: 64px 0 0 calc(27% + 42px);
  border: 0;
  border-radius: 0;
  background: transparent;
}

.request h2 {
  margin: 0 0 12px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.2rem;
  font-weight: 500;
}

.request p {
  max-width: 660px;
  margin: 0;
  color: #59615d;
  font-size: 1.05rem;
  line-height: 1.6;
}

@media (max-width: 980px) {
  h1 {
    font-size: 6.5rem;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 840px;
    background-position: 61% center;
  }

  .hero-copy {
    padding-bottom: 270px;
  }

  .hero-panel {
    position: absolute;
    inset: auto 22px 30px;
    margin: 0;
  }

  .mission-strip {
    grid-template-columns: repeat(3, 1fr);
  }

  .mission-intro {
    grid-column: 1 / -1;
    padding: 0 0 36px;
  }

  .mission-intro h2 {
    max-width: 520px;
  }

  .section {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .section h2 {
    position: static;
  }

  .resource-grid,
  .tool-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tool-card:nth-child(n) {
    padding-left: 20px;
    border-left: 1px solid var(--cb-line);
  }

  .request {
    padding-left: 0;
  }
}

@media (max-width: 620px) {
  .topbar {
    min-height: 66px;
    padding-inline: 18px;
  }

  .topbar-links {
    gap: 15px;
  }

  .topbar-links a:nth-child(2),
  .topbar-links a:nth-child(3) {
    display: none;
  }

  .hero {
    min-height: 760px;
    background-position: 66% center;
  }

  .hero-copy {
    padding: 116px 18px 300px;
  }

  h1 {
    max-width: 440px;
    font-size: 5rem;
  }

  .subtitle {
    max-width: 380px;
    margin-top: 20px;
    font-size: 1rem;
  }

  .hero-note {
    margin-top: 24px;
  }

  .hero-panel {
    inset: auto 12px 14px;
    padding: 20px;
  }

  .quick-row {
    grid-template-columns: 1fr 1fr;
  }

  .quick-link {
    padding-inline: 10px;
    font-size: 0.72rem;
  }

  .quick-link::after {
    flex: 0 0 auto;
  }

  .mission-strip,
  .sections,
  .request {
    width: min(100% - 28px, 1380px);
  }

  .mission-strip {
    grid-template-columns: 1fr;
    padding: 44px 0 54px;
  }

  .mission-card {
    min-height: 0;
    padding: 24px 0;
    border-left: 0;
    border-top: 1px solid var(--cb-line);
  }

  .mission-intro h2,
  .section h2,
  .request h2 {
    font-size: 2.4rem;
  }

  .section {
    padding: 50px 0;
  }

  .resource-grid,
  .tool-grid {
    grid-template-columns: 1fr;
  }

  .resource-card {
    min-height: 190px;
  }

  .tool-card:nth-child(n) {
    padding: 20px 0;
    border-left: 0;
  }

  .watch-section {
    margin-inline: -14px;
    padding-inline: 14px;
  }

  .video-grid {
    grid-template-columns: 1fr;
  }

  .request {
    padding-top: 50px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}