:root {
  --forest: #0c2a22;
  --forest-mid: #164a3a;
  --leaf: #2f7a5c;
  --mist: #c9dce6;
  --sky: #e6eef3;
  --ink: #12201b;
  --muted: #4a5c55;
  --surface: #f2f6f8;
  --panel: rgba(242, 246, 248, 0.92);
  --gold: #d4a017;
  --gold-soft: #e8c45a;
  --white: #ffffff;
  --shadow: 0 28px 60px rgba(12, 42, 34, 0.18);
  --radius: 1.25rem;
  --header-h: 4.25rem;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Sora", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(47, 122, 92, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 20%, rgba(201, 220, 230, 0.7), transparent 50%),
    linear-gradient(180deg, #dfe9ef 0%, var(--surface) 35%, #e8f0ec 100%);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 650;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

p {
  margin: 0 0 1rem;
}

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

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

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.45;
  animation: drift 18s var(--ease) infinite alternate;
}

.orb-1 {
  width: 28vw;
  height: 28vw;
  min-width: 220px;
  min-height: 220px;
  background: rgba(47, 122, 92, 0.35);
  top: 12%;
  left: -8%;
}

.orb-2 {
  width: 22vw;
  height: 22vw;
  min-width: 180px;
  min-height: 180px;
  background: rgba(212, 160, 23, 0.22);
  top: 48%;
  right: -6%;
  animation-duration: 22s;
  animation-delay: -4s;
}

.orb-3 {
  width: 18vw;
  height: 18vw;
  min-width: 160px;
  min-height: 160px;
  background: rgba(201, 220, 230, 0.55);
  bottom: 8%;
  left: 35%;
  animation-duration: 26s;
  animation-delay: -8s;
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(40px, -60px, 0) scale(1.08); }
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  background: rgba(242, 246, 248, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
  z-index: 50;
}

.site-header.scrolled {
  background: rgba(242, 246, 248, 0.92);
  border-bottom-color: rgba(18, 32, 27, 0.08);
  box-shadow: 0 10px 30px rgba(12, 42, 34, 0.06);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.7rem;
  background: linear-gradient(145deg, var(--forest-mid), var(--forest));
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.logo-text {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--forest);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

.site-nav a:hover {
  color: var(--forest);
}

.nav-cta {
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: var(--forest);
  color: var(--white) !important;
}

.nav-cta:hover {
  background: var(--forest-mid);
  color: var(--white) !important;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 2px;
  margin: 0.35rem auto;
  background: var(--forest);
  transition: transform 0.3s var(--ease);
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  will-change: transform;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(12, 42, 34, 0.35) 0%, rgba(12, 42, 34, 0.15) 35%, rgba(12, 42, 34, 0.72) 100%),
    linear-gradient(90deg, rgba(12, 42, 34, 0.45) 0%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 44rem;
  padding: calc(var(--header-h) + 3rem) clamp(1.25rem, 5vw, 4.5rem) 5.5rem;
  color: var(--white);
  animation: rise-in 1.1s var(--ease) both;
}

.brand-signal {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--gold-soft);
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
}

.hero h1 {
  font-size: clamp(1.85rem, 4.2vw, 3.15rem);
  font-weight: 650;
  max-width: 18ch;
  margin-bottom: 1rem;
}

.hero-lead {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 300;
  max-width: 38ch;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--gold);
  color: var(--forest);
}

.btn-primary:hover {
  background: var(--gold-soft);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.16);
}

.btn-ghost.dark {
  border-color: rgba(12, 42, 34, 0.25);
  color: var(--forest);
  background: transparent;
}

.btn-ghost.dark:hover {
  background: rgba(12, 42, 34, 0.06);
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  z-index: 3;
  width: 1.5rem;
  height: 2.4rem;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
}

.scroll-hint span {
  display: block;
  width: 4px;
  height: 4px;
  margin: 0.45rem auto 0;
  border-radius: 50%;
  background: var(--white);
  animation: scroll-dot 1.6s ease-in-out infinite;
}

@keyframes scroll-dot {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(14px); opacity: 0; }
}

@keyframes rise-in {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--leaf);
  margin-bottom: 0.85rem;
}

.flow-section {
  padding: clamp(4rem, 10vw, 7.5rem) clamp(1.25rem, 5vw, 4.5rem);
}

.flow-shell {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.about-copy h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.75rem);
  color: var(--forest);
  max-width: 16ch;
}

.about-copy p {
  color: var(--muted);
  max-width: 48ch;
}

.float-panel {
  background: var(--panel);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.about-visual {
  overflow: hidden;
  margin: 0;
  transform: translateY(12px);
  animation: float-soft 7s ease-in-out infinite alternate;
}

.about-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@keyframes float-soft {
  from { transform: translateY(8px); }
  to { transform: translateY(-10px); }
}

.section-intro {
  max-width: 40rem;
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 5vw, 4.5rem) clamp(2rem, 4vw, 3rem);
  text-align: center;
}

.section-intro h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.75rem);
  color: var(--forest);
}

.section-intro p:last-child {
  color: var(--muted);
}

.initiative.flow-band {
  position: relative;
  min-height: min(88vh, 820px);
  display: grid;
  align-items: center;
  margin: clamp(1.5rem, 4vw, 3rem) 0;
  overflow: hidden;
}

.band-media {
  position: absolute;
  inset: 0;
}

.band-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  will-change: transform;
  filter: brightness(0.82) saturate(1.05);
}

.band-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(12, 42, 34, 0.55), rgba(12, 42, 34, 0.15) 55%, rgba(12, 42, 34, 0.35));
}

.flow-band.reverse .band-media::after {
  background: linear-gradient(270deg, rgba(12, 42, 34, 0.55), rgba(12, 42, 34, 0.15) 55%, rgba(12, 42, 34, 0.35));
}

.band-panel {
  position: relative;
  z-index: 2;
  width: min(540px, calc(100% - 2.5rem));
  margin: clamp(2rem, 6vw, 4rem) clamp(1.25rem, 6vw, 5rem);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--ink);
  animation: float-soft 8s ease-in-out infinite alternate;
}

.flow-band.reverse .band-panel {
  margin-left: auto;
  animation-delay: -2.5s;
}

.panel-index {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--leaf);
  line-height: 1;
  margin-bottom: 0.65rem;
}

.band-panel h3 {
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  color: var(--forest);
}

.band-panel > p {
  color: var(--muted);
}

.band-panel li {
  position: relative;
  padding-left: 1rem;
  margin-top: 0.85rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.band-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--gold);
}

.band-panel strong {
  color: var(--forest);
  font-weight: 600;
}

.impact {
  padding: clamp(4rem, 9vw, 7rem) clamp(1.25rem, 5vw, 4.5rem);
}

.impact-inner {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.impact h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  color: var(--forest);
}

.impact-lead {
  max-width: 42ch;
  margin: 0 auto 2.5rem;
  color: var(--muted);
}

.impact-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.metric {
  padding: 1.5rem 1rem;
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.7), rgba(201, 220, 230, 0.35));
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 16px 40px rgba(12, 42, 34, 0.06);
}

.metric-value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--forest);
  margin-bottom: 0.35rem;
}

.metric-label {
  font-size: 0.88rem;
  color: var(--muted);
}

.join {
  padding: 0 clamp(1.25rem, 5vw, 4.5rem) clamp(4rem, 9vw, 7rem);
}

.join-shell {
  max-width: 820px;
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 3.5rem);
  text-align: center;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(201, 220, 230, 0.45)),
    var(--panel);
}

.join h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  color: var(--forest);
}

.join p {
  color: var(--muted);
  max-width: 46ch;
  margin-left: auto;
  margin-right: auto;
}

.join .hero-actions {
  justify-content: center;
  margin-top: 1.5rem;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  padding: 2rem clamp(1.25rem, 5vw, 4.5rem);
  border-top: 1px solid rgba(18, 32, 27, 0.08);
  background: rgba(12, 42, 34, 0.04);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.footer-brand strong {
  display: block;
  color: var(--forest);
}

.footer-brand p,
.footer-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .about-visual {
    order: -1;
  }

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

  .initiative.flow-band {
    min-height: auto;
    padding: 3.5rem 0;
  }

  .band-panel {
    width: min(100%, calc(100% - 2rem));
    margin-inline: 1rem;
  }
}

@media (max-width: 760px) {
  .logo-text {
    display: none;
  }

  .nav-toggle {
    display: block;
    z-index: 60;
  }

  .site-nav {
    position: fixed;
    inset: 0 0 auto 0;
    top: 0;
    padding: calc(var(--header-h) + 1rem) 1.5rem 1.5rem;
    background: rgba(242, 246, 248, 0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    gap: 1.1rem;
    transform: translateY(-110%);
    transition: transform 0.35s var(--ease);
    border-bottom: 1px solid rgba(18, 32, 27, 0.08);
  }

  .site-nav.open {
    transform: translateY(0);
  }

  .hero-content {
    padding-bottom: 4.5rem;
  }

  .brand-signal {
    font-size: clamp(1.45rem, 7vw, 2rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orb,
  .about-visual,
  .band-panel,
  .scroll-hint span,
  .hero-content {
    animation: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}