:root {
  --ink: #0c1f18;
  --muted: #3a544a;
  --paper: #edf3ef;
  --accent: #0b6b4f;
  --accent-deep: #073b2c;
  --sand: #e2c9a8;
  --line: rgba(12, 31, 24, 0.12);
  --max: 1120px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Sora", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }
button, input, select { font: inherit; }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 8px 12px;
  z-index: 100;
}
.skip:focus { left: 12px; top: 12px; }

.scroll-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 40;
  background: transparent;
  pointer-events: none;
}
.scroll-progress span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #0b6b4f, #c4a574);
  transition: width 80ms linear;
}

/* —— Nav —— */
.site-nav {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px clamp(16px, 4vw, 48px);
  color: #f5faf7;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 500;
}

.nav-links a {
  text-decoration: none;
  opacity: 0.9;
}
.nav-links a:hover { opacity: 1; }

.lang {
  display: inline-flex;
  border: 1px solid rgba(245, 250, 247, 0.35);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.18);
}

.lang-btn {
  border: 0;
  background: transparent;
  color: #f5faf7;
  padding: 7px 11px;
  cursor: pointer;
  opacity: 0.7;
}
.lang-btn.is-active {
  background: rgba(244, 248, 245, 0.95);
  color: var(--accent-deep);
  opacity: 1;
  font-weight: 600;
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #f7fbf8;
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    url("https://images.unsplash.com/photo-1521737711867-e3b97375f902?auto=format&fit=crop&w=2000&q=80")
    center / cover no-repeat;
  transform: scale(1.05);
  animation: drift 24s ease-in-out infinite alternate;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 22, 16, 0.28) 0%, rgba(6, 22, 16, 0.52) 45%, rgba(6, 22, 16, 0.92) 100%),
    radial-gradient(600px 400px at var(--mx, 70%) var(--my, 20%), rgba(11, 107, 79, 0.38), transparent 55%);
  transition: background 80ms linear;
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.14;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: 0 0 clamp(52px, 11vh, 100px);
}

.brand {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(2.9rem, 8.2vw, 5.6rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.92;
}

.hero h1 {
  margin: 0 0 16px;
  max-width: 16ch;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5vw, 3.25rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.lede {
  margin: 0 0 28px;
  max-width: 40ch;
  font-size: clamp(1rem, 2vw, 1.14rem);
  color: rgba(245, 250, 247, 0.88);
}

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.btn:hover { transform: translateY(-1px); }
.btn.primary {
  background: #f4f8f5;
  color: var(--accent-deep);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}
.btn.primary:hover { background: #fff; }
.btn.dark {
  background: var(--ink);
  color: #f4f8f5;
  border: 0;
}

/* —— Mind stage —— */
.section { padding: clamp(72px, 11vw, 118px) 18px; }
.section-inner { width: min(var(--max), 100%); margin: 0 auto; }

.section h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.section-lede {
  margin: 0;
  max-width: 48ch;
  font-size: 1.1rem;
  color: var(--muted);
}

.mind {
  background:
    radial-gradient(800px 320px at 100% 0%, rgba(11, 107, 79, 0.12), transparent 55%),
    linear-gradient(180deg, #e7efea 0%, var(--paper) 100%);
}

.mind-stage {
  margin-top: 36px;
  display: grid;
  gap: 18px;
}

.mind-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.prompt {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  border-radius: 999px;
  padding: 11px 16px;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.prompt:hover { transform: translateY(-1px); border-color: rgba(11, 107, 79, 0.35); }
.prompt.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #f4f8f5;
  font-weight: 600;
}

.mind-output {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  min-height: 220px;
}

.mind-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-deep);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(11, 107, 79, 0.5);
  animation: pulse 1.6s ease-out infinite;
}

.mind-stream {
  margin: 0;
  white-space: pre-wrap;
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  line-height: 1.55;
  color: var(--ink);
  min-height: 8.5em;
}

.mind-stream .line {
  display: block;
  opacity: 0;
  transform: translateY(8px);
  animation: lineIn 420ms ease forwards;
}

.mind-action {
  margin: 18px 0 0;
  color: var(--muted);
  font-weight: 500;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
}

/* —— Purpose / For / Close —— */
.purpose {
  background:
    radial-gradient(700px 280px at 0% 0%, rgba(11, 107, 79, 0.08), transparent 60%),
    var(--paper);
}

.objectives {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.objectives li {
  display: grid;
  grid-template-columns: minmax(160px, 260px) 1fr;
  gap: 12px 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.objectives strong {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.objectives span {
  color: var(--muted);
  max-width: 48ch;
}

.for {
  background: linear-gradient(135deg, #0f2d22 0%, #0b6b4f 52%, #1a4638 100%);
  color: #f3f8f5;
}
.for .section-lede { color: rgba(243, 248, 245, 0.86); }

.split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: end;
}

.for-note {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--sand);
}

.close { background: #e6efe9; }
.close-inner { max-width: 560px; }

.access-form {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}

.access-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.92rem;
}

.access-form input,
.access-form select {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--ink);
}

.access-form .btn { justify-self: start; margin-top: 4px; }

.form-note {
  margin: 14px 0 0;
  color: var(--accent-deep);
  font-weight: 500;
}

.site-footer {
  padding: 36px 18px 48px;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-inner {
  width: min(var(--max), 100%);
  margin: 0 auto;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--ink);
  font-weight: 600;
}

.footer-meta { margin: 0; }
.footer-meta a { color: var(--accent); text-decoration: none; }
.footer-meta a:hover { text-decoration: underline; }

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.reveal-on-scroll.is-in {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.delay-1 { animation-delay: 120ms; }
.delay-2 { animation-delay: 240ms; }
.delay-3 { animation-delay: 360ms; }

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes drift {
  from { transform: scale(1.05) translate3d(0, 0, 0); }
  to { transform: scale(1.11) translate3d(-1.4%, -1%, 0); }
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(11, 107, 79, 0.45); }
  70% { box-shadow: 0 0 0 12px rgba(11, 107, 79, 0); }
  100% { box-shadow: 0 0 0 0 rgba(11, 107, 79, 0); }
}
@keyframes lineIn {
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .objectives li { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .hero-media,
  .pulse,
  .mind-stream .line {
    animation: none !important;
  }
  .reveal,
  .reveal-on-scroll,
  .mind-stream .line {
    opacity: 1;
    transform: none;
  }
  html { scroll-behavior: auto; }
}