:root {
  --forest: #183d2a;
  --deep-forest: #102c1e;
  --moss: #789d71;
  --sage: #d9e3d2;
  --cream: #f4f1e8;
  --paper: #fbfaf6;
  --ink: #1a261d;
  --lime: #c7db65;
  --line: rgba(24, 61, 42, 0.2);
  --display: 'Playfair Display', Georgia, serif;
  --body: 'DM Sans', Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); }
a { color: inherit; text-decoration: none; }
.site-shell { max-width: 1440px; margin: 0 auto; overflow: hidden; background: var(--paper); }
.site-header { align-items: center; background: rgba(251, 250, 246, 0.9); border-bottom: 1px solid transparent; display: flex; justify-content: space-between; padding: 17px 6.5%; position: sticky; top: 0; transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease; z-index: 10; }
.site-header:hover, .site-header:focus-within { background: rgba(251, 250, 246, 0.98); border-color: var(--line); box-shadow: 0 8px 24px rgba(24, 61, 42, 0.06); }
.brand { align-items: center; display: flex; font-size: 11px; font-weight: 700; letter-spacing: 0.01em; line-height: 1.12; text-transform: uppercase; }
.brand em { color: var(--moss); font-family: var(--display); font-size: 20px; font-style: italic; font-weight: 600; }
.brand-mark { display: inline-flex; gap: 2px; margin-right: 9px; transform: rotate(-14deg); }
.brand-mark span { background: var(--forest); border-radius: 100% 0 100% 0; display: block; height: 15px; transform: skew(-13deg); width: 7px; }
.brand-mark span:nth-child(2) { background: var(--moss); height: 20px; margin-top: -5px; }
.brand-mark span:nth-child(3) { height: 12px; margin-top: 3px; }
.site-nav { align-items: center; display: flex; gap: 8px; margin-left: auto; margin-right: 30px; }
.site-nav a, .footer-links a { font-size: 12px; font-weight: 700; letter-spacing: 0.03em; }
.site-nav a { border-radius: 2px; padding: 10px 13px; transition: background 180ms ease, color 180ms ease; }
.site-nav a:hover, .site-nav a:focus-visible, .site-nav a[aria-current="page"] { background: var(--sage); color: var(--forest); }
.site-nav a[aria-current="page"] { box-shadow: inset 0 -2px var(--moss); }
.site-nav a:focus-visible, .button:focus-visible, .menu-toggle:focus-visible, .text-link:focus-visible, .round-arrow:focus-visible { outline: 2px solid var(--lime); outline-offset: 3px; }
.button { align-items: center; background: var(--forest); border: 1px solid var(--forest); color: #fff; display: inline-flex; font-size: 12px; font-weight: 700; gap: 22px; justify-content: space-between; letter-spacing: 0.02em; padding: 16px 19px; transition: transform 180ms ease, background 180ms ease; }
.button:hover { background: var(--deep-forest); transform: translateY(-2px); }
.button span { font-size: 18px; font-weight: 400; line-height: 0; }
.button-small { min-width: 111px; padding: 12px 15px; }
.menu-toggle { align-items: center; background: var(--sage); border: 0; color: var(--forest); display: none; height: 42px; justify-content: center; padding: 0; width: 42px; }
.menu-icon, .menu-icon::before, .menu-icon::after { background: currentColor; content: ''; display: block; height: 2px; position: absolute; transition: transform 180ms ease; width: 17px; }
.menu-icon { position: relative; }
.menu-icon::before { transform: translateY(-6px); }
.menu-icon::after { transform: translateY(6px); }
.menu-toggle[aria-expanded="true"] .menu-icon { background: transparent; }
.menu-toggle[aria-expanded="true"] .menu-icon::before { transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-icon::after { transform: rotate(-45deg); }
.hero { display: grid; grid-template-columns: 46% 54%; min-height: 675px; padding: 54px 6.5% 80px; }
.hero-copy { padding: 72px 0 0 9%; position: relative; z-index: 2; }
.eyebrow { align-items: center; color: var(--moss); display: flex; font-size: 10px; font-weight: 700; gap: 10px; letter-spacing: 0.14em; margin: 0 0 23px; text-transform: uppercase; }
.eyebrow-line { background: currentColor; display: block; height: 1px; width: 28px; }
h1, h2 { color: var(--forest); font-family: var(--display); font-weight: 600; letter-spacing: -0.065em; line-height: 0.92; margin: 0; }
h1 { font-size: clamp(65px, 7.3vw, 112px); }
h1 i, h2 i { color: var(--moss); font-weight: 600; }
.hero-text { color: #52635a; font-size: 15px; line-height: 1.65; margin: 32px 0 27px; max-width: 355px; }
.hero-actions { align-items: center; display: flex; gap: 27px; }
.text-link { border-bottom: 1px solid var(--moss); color: var(--forest); font-size: 11px; font-weight: 700; padding-bottom: 5px; }
.text-link span { font-size: 16px; margin-left: 9px; }
.hero-signoff { align-items: center; display: flex; gap: 13px; margin-top: 56px; }
.hero-signoff p { color: #738077; font-size: 10px; line-height: 1.5; margin: 0; }
.hero-signoff strong { color: var(--forest); display: block; font-size: 13px; }
.signoff-mark { align-items: center; border: 1px solid var(--moss); border-radius: 50%; color: var(--forest); display: flex; font-size: 10px; font-weight: 700; height: 31px; justify-content: center; width: 31px; }
.hero-visual { position: relative; }
.image-frame { background: linear-gradient(145deg, #b9ce9b 0%, #70936c 48%, #315b43 100%); height: 600px; margin-left: 3%; overflow: hidden; position: relative; width: 83%; }
.image-frame:after { background: linear-gradient(180deg, rgba(20, 53, 35, 0.02), rgba(20, 53, 35, 0.32)); content: ''; inset: 0; position: absolute; }
.habitat-lines { bottom: -4%; display: flex; gap: 3%; left: 8%; position: absolute; transform: rotate(-18deg); width: 90%; }
.habitat-lines span { background: rgba(217, 227, 210, 0.5); border-radius: 100% 0 100% 0; display: block; height: 350px; transform: skew(-12deg); width: 9%; }
.habitat-lines span:nth-child(2), .habitat-lines span:nth-child(4) { height: 260px; margin-top: 90px; opacity: 0.65; }
.habitat-lines span:nth-child(3) { background: rgba(199, 219, 101, 0.6); height: 400px; }
.image-note { align-items: center; bottom: 23px; color: white; display: flex; font-size: 10px; font-weight: 700; gap: 8px; left: 25px; letter-spacing: 0.06em; position: absolute; text-transform: uppercase; z-index: 1; }
.pulse-dot { background: var(--lime); border-radius: 50%; height: 7px; width: 7px; }
.organic-shape { position: absolute; }
.shape-leaf { background: var(--lime); border-radius: 100% 0 100% 0; height: 94px; right: 2%; top: 8%; transform: rotate(20deg); width: 55px; }
.shape-circle { border: 1px solid var(--moss); border-radius: 50%; bottom: 3%; height: 114px; right: 8%; width: 114px; }
.vertical-note { bottom: 103px; color: var(--moss); font-size: 10px; font-weight: 700; line-height: 1.5; position: absolute; right: -5px; transform: rotate(-90deg); transform-origin: bottom right; }
.impact-strip { align-items: center; background: var(--sage); display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 0.5fr; gap: 20px; padding: 29px 9.5%; }
.strip-label { color: var(--forest); font-size: 11px; font-weight: 700; line-height: 1.45; text-transform: uppercase; }
.impact-stat { align-items: center; display: flex; gap: 12px; }
.impact-stat strong { color: var(--forest); font-family: var(--display); font-size: 37px; font-weight: 600; letter-spacing: -0.06em; }
.impact-stat span { color: #647768; font-size: 10px; line-height: 1.3; text-transform: uppercase; }
.round-arrow { align-items: center; border: 1px solid var(--forest); border-radius: 50%; display: flex; font-size: 24px; height: 44px; justify-content: center; justify-self: end; width: 44px; }
.story-section { align-items: center; display: grid; gap: 9%; grid-template-columns: 52% 39%; padding: 126px 9.5% 140px; }
.story-image { position: relative; }
.habitat-poster { background: #b8cc9b; display: block; height: 426px; overflow: hidden; position: relative; width: 100%; }
.poster-sun { background: var(--lime); border-radius: 50%; height: 105px; position: absolute; right: 14%; top: 13%; width: 105px; }
.poster-ridge { bottom: -6%; left: -5%; position: absolute; transform: rotate(-8deg); width: 115%; }
.poster-ridge-back { background: #71906a; height: 58%; border-radius: 50% 50% 0 0; }
.poster-ridge-front { background: var(--forest); bottom: -13%; height: 43%; border-radius: 50% 50% 0 0; }
.poster-river { background: #d9e3d2; bottom: -12%; height: 87%; left: 47%; position: absolute; transform: rotate(25deg); width: 12%; }
.poster-label { color: var(--paper); font-size: 11px; font-weight: 700; left: 24px; letter-spacing: 0.08em; line-height: 1.55; position: absolute; text-transform: uppercase; top: 25px; z-index: 1; }
.image-caption { bottom: 17px; color: white; font-size: 9px; left: 20px; letter-spacing: 0.08em; position: absolute; text-transform: uppercase; }
h2 { font-size: clamp(51px, 5vw, 75px); }
.story-copy > p:not(.eyebrow), .donate-action p { color: #64746a; font-size: 14px; line-height: 1.7; margin: 28px 0; max-width: 315px; }
.dark-link { display: inline-block; }
.donate-section { align-items: end; background: var(--forest); color: white; display: grid; grid-template-columns: 1fr 1fr; gap: 10%; padding: 83px 12.5% 90px; }
.eyebrow-light { color: var(--lime); }
.donate-section h2 { color: var(--paper); }
.donate-action { padding-bottom: 4px; }
.donate-action p { color: #c2d1c2; margin: 0 0 30px; }
.button-light { background: var(--lime); border-color: var(--lime); color: var(--forest); }
.button-light:hover { background: #d8e980; }
.site-footer { align-items: center; display: grid; grid-template-columns: 1.3fr 1fr 1fr auto; gap: 30px; padding: 33px 6.5%; }
.footer-brand { align-self: start; }
.site-footer p { color: #738077; font-size: 11px; line-height: 1.5; margin: 0; }
.footer-links { display: flex; gap: 19px; }
.copyright { color: #a0aaa1; font-size: 10px; }
.inner-page { padding-top: 55px; }
.page-intro { padding: 55px 12.5% 90px; }
.page-intro h1 { font-size: clamp(60px, 8vw, 110px); }
.page-lede { color: #64746a; font-size: 16px; line-height: 1.7; margin: 31px 0 0; max-width: 500px; }
.focus-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.focus-card { background: var(--sage); min-height: 390px; padding: 38px 11%; }
.focus-card-dark { background: var(--forest); color: var(--paper); }
.focus-card-lime { background: var(--lime); }
.focus-number { color: var(--moss); display: block; font-family: var(--display); font-size: 28px; margin-bottom: 80px; }
.focus-card-dark .focus-number { color: var(--lime); }
.focus-card h2 { font-size: clamp(33px, 3.3vw, 50px); }
.focus-card-dark h2 { color: var(--paper); }
.focus-card p { color: #64746a; font-size: 13px; line-height: 1.65; margin: 22px 0; max-width: 235px; }
.focus-card-dark p { color: #c2d1c2; }
.focus-card .text-link { margin-top: 10px; }
.text-link-light { border-color: var(--lime); color: var(--paper); }
.page-band { background: var(--forest); color: var(--paper); padding: 85px 12.5% 92px; }
.page-band h2 { color: var(--paper); }
.page-band > p:not(.eyebrow) { color: #c2d1c2; font-size: 14px; line-height: 1.7; margin: 25px 0 30px; max-width: 430px; }
.page-band-sage { background: var(--sage); color: var(--forest); }
.page-band-sage h2 { color: var(--forest); }
.page-band-sage > p:not(.eyebrow) { color: #64746a; }
.notes-list { padding: 0 12.5% 112px; }
.note-item { align-items: center; border-top: 1px solid var(--line); display: grid; gap: 30px; grid-template-columns: 1fr 3fr auto; padding: 30px 0; }
.note-item:last-child { border-bottom: 1px solid var(--line); }
.note-type { color: var(--moss); font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.note-item h2 { font-size: clamp(27px, 3vw, 42px); }
.note-item p { color: #64746a; font-size: 14px; line-height: 1.6; margin: 10px 0 0; max-width: 510px; }
.note-arrow { color: var(--forest); font-size: 27px; }
.about-layout { background: var(--sage); display: grid; gap: 12%; grid-template-columns: 1fr 1fr; padding: 85px 12.5%; }
.statement-mark { align-items: center; border: 1px solid var(--moss); border-radius: 50%; color: var(--forest); display: flex; font-size: 11px; font-weight: 700; height: 60px; justify-content: center; margin-bottom: 48px; width: 60px; }
.about-statement h2 { font-size: clamp(52px, 5.5vw, 76px); }
.about-copy { align-self: end; }
.about-copy p { color: #52635a; font-size: 15px; line-height: 1.75; margin: 0 0 25px; max-width: 440px; }
.principles { padding: 90px 12.5% 105px; }
.principle-grid { display: grid; gap: 8%; grid-template-columns: repeat(3, 1fr); }
.principle-grid strong { color: var(--forest); font-family: var(--display); font-size: 36px; }
.principle-grid p { color: #64746a; font-size: 13px; line-height: 1.65; margin: 15px 0 0; max-width: 200px; }
.legal-copy { max-width: 700px; padding: 0 12.5% 120px; }
.legal-copy h2 { font-size: 34px; margin: 35px 0 12px; }
.legal-copy h2:first-child { margin-top: 0; }
.legal-copy p { color: #64746a; font-size: 15px; line-height: 1.75; margin: 0; }
.inline-link { border-bottom: 1px solid var(--moss); color: var(--forest); }
.sr-only { height: 1px; margin: -1px; overflow: hidden; position: absolute; width: 1px; clip: rect(0, 0, 0, 0); }
.newsletter-section { align-items: center; background: var(--sage); display: grid; gap: 12%; grid-template-columns: 1fr 1fr; padding: 78px 12.5% 84px; }
.newsletter-section h2 { font-size: clamp(48px, 5vw, 70px); }
.newsletter-form { max-width: 480px; }
.newsletter-form label { color: var(--forest); display: block; font-size: 11px; font-weight: 700; margin-bottom: 11px; }
.newsletter-field { display: flex; }
.newsletter-field input { background: var(--paper); border: 1px solid var(--line); border-right: 0; color: var(--ink); flex: 1; font: inherit; font-size: 13px; min-width: 0; padding: 0 15px; }
.newsletter-field input:focus { outline: 2px solid var(--lime); outline-offset: 2px; }
.newsletter-field .button { border-radius: 0; flex-shrink: 0; }
.form-note, .form-status { color: #64746a; font-size: 11px; line-height: 1.5; margin: 12px 0 0; }
.form-status { color: var(--forest); font-weight: 700; min-height: 17px; }
.donation-modal { align-items: center; background: rgba(16, 44, 30, 0.58); display: flex; inset: 0; justify-content: center; padding: 20px; position: fixed; z-index: 20; }
.donation-dialog { background: var(--paper); box-shadow: 0 20px 70px rgba(16, 44, 30, 0.25); max-width: 500px; padding: 34px; position: relative; width: 100%; }
.donation-dialog h2 { font-size: 47px; padding-right: 35px; }
.donation-dialog > p { color: #64746a; font-size: 13px; line-height: 1.6; margin: 17px 0 24px; }
.modal-close { align-items: center; background: var(--sage); border: 0; color: var(--forest); display: flex; font-size: 22px; height: 36px; justify-content: center; position: absolute; right: 18px; top: 18px; width: 36px; }
.donation-form label { color: var(--forest); display: block; font-size: 11px; font-weight: 700; margin: 15px 0 7px; }
.donation-form input, .donation-form select { background: #fff; border: 1px solid var(--line); color: var(--ink); font: inherit; font-size: 13px; padding: 12px; width: 100%; }
.amount-options { display: grid; gap: 8px; grid-template-columns: repeat(4, 1fr); }
.amount-options input { left: -9999px; position: absolute; }
.amount-options label { background: var(--sage); cursor: pointer; margin: 0; padding: 12px 8px; text-align: center; }
.amount-options input:checked + label { background: var(--forest); color: var(--paper); }
.donation-form .button { border: 0; margin-top: 21px; width: 100%; }
.payment-note { color: #64746a; font-size: 10px; line-height: 1.5; margin: 13px 0 0; }
.payment-status { color: var(--forest); font-size: 12px; font-weight: 700; line-height: 1.5; margin: 12px 0 0; }
body.modal-open { overflow: hidden; }

@media (max-width: 800px) {
  .site-header { padding: 14px 6%; }
  .site-nav, .site-header > .button { display: none; }
  .site-nav.is-open { background: rgba(251, 250, 246, 0.98); border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(24, 61, 42, 0.08); display: flex; flex-direction: column; gap: 4px; left: 0; margin: 0; padding: 14px 6% 18px; position: absolute; right: 0; top: 69px; z-index: 5; }
  .site-nav.is-open a { width: 100%; }
  .menu-toggle { display: block; }
  .hero { display: flex; flex-direction: column; min-height: auto; padding: 30px 6% 62px; }
  .hero-copy { padding: 35px 3% 48px; }
  h1 { font-size: clamp(62px, 17vw, 102px); }
  .hero-visual { min-height: 480px; }
  .image-frame { height: 450px; margin: 0 7% 0 0; width: 91%; }
  .shape-leaf { right: 0; top: 4%; }
  .vertical-note { right: -18px; }
  .impact-strip { grid-template-columns: 1fr 1fr; padding: 34px 9%; row-gap: 28px; }
  .strip-label { grid-column: 1 / -1; }
  .round-arrow { grid-column: 2; grid-row: 3; }
  .story-section { display: flex; flex-direction: column; gap: 51px; padding: 75px 9% 85px; }
  .habitat-poster { height: 340px; }
  .story-copy { align-self: flex-start; }
  .donate-section { display: flex; flex-direction: column; gap: 45px; padding: 65px 10% 70px; }
  .site-footer { align-items: start; grid-template-columns: 1fr 1fr; padding: 30px 6%; row-gap: 26px; }
  .footer-links { flex-direction: column; gap: 10px; }
  .copyright { grid-column: 1 / -1; }
  .inner-page { padding-top: 15px; }
  .page-intro { padding: 40px 9% 65px; }
  .focus-grid { grid-template-columns: 1fr; }
  .focus-card { min-height: auto; padding: 32px 10%; }
  .focus-number { margin-bottom: 45px; }
  .page-band { padding: 65px 10% 70px; }
  .notes-list { padding: 0 9% 75px; }
  .note-item { align-items: start; gap: 10px; grid-template-columns: 1fr auto; }
  .note-type { grid-column: 1 / -1; }
  .note-arrow { grid-column: 2; grid-row: 2 / 4; }
  .about-layout { display: flex; flex-direction: column; gap: 20px; padding: 65px 10% 70px; }
  .principles { padding: 70px 10% 80px; }
  .principle-grid { gap: 35px; grid-template-columns: 1fr; }
  .legal-copy { padding: 0 10% 80px; }
  .newsletter-section { display: flex; flex-direction: column; align-items: stretch; gap: 38px; padding: 65px 10% 70px; }
  .newsletter-field { display: block; }
  .newsletter-field input { border-right: 1px solid var(--line); min-height: 49px; width: 100%; }
  .newsletter-field .button { margin-top: 8px; width: 100%; }
  .donation-dialog { padding: 28px 22px; }
}

@media (max-width: 420px) {
  .impact-stat { align-items: flex-start; flex-direction: column; gap: 4px; }
  .impact-stat strong { font-size: 34px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; }
  .image-frame { height: 390px; }
}