/* ============ base ============ */
:root {
  --bg: #020e09;
  --bg2: #04221a;
  --panel: rgba(6, 42, 26, 0.55);
  --green: #2bff88;
  --emerald: #0ec97c;
  --gold: #ffd166;
  --ice: #b8ffd9;
  --text: #eafff3;
  --dim: #8fc7ab;
  --line: rgba(43, 255, 136, 0.18);
  --grad: linear-gradient(92deg, #2bff88, #0ec97c);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  overflow-x: hidden;
  line-height: 1.6;
}
h1, h2, h3, .logo, .num { font-family: 'Space Grotesk', sans-serif; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.grad.gold { background: linear-gradient(92deg, #ffd166, #f4a259); -webkit-background-clip: text; background-clip: text; }

/* 3D canvas fixed behind everything */
#scene { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
main, header, footer { position: relative; z-index: 1; }

/* ============ nav ============ */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px clamp(20px, 5vw, 64px);
  transition: background .3s, backdrop-filter .3s, padding .3s;
}
#nav.scrolled {
  background: rgba(2, 14, 9, 0.82);
  backdrop-filter: blur(14px);
  padding-top: 12px; padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 2px; font-size: 15px; }
.logo span { color: var(--green); }
.links { display: flex; gap: 28px; align-items: center; font-size: 14px; }
.links a { color: var(--dim); transition: color .2s; }
.links a:hover { color: var(--green); }

#burger { display: none; background: none; border: 0; cursor: pointer; z-index: 60; }
#burger span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; transition: .3s; }
#burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#burger.open span:nth-child(2) { opacity: 0; }
#burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

#mobile-menu {
  position: fixed; inset: 0; z-index: 40;
  background: rgba(2, 14, 9, 0.96); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px;
  font-size: 22px; opacity: 0; pointer-events: none; transition: opacity .3s;
}
#mobile-menu.open { opacity: 1; pointer-events: auto; }

/* ============ buttons ============ */
.btn {
  display: inline-block; padding: 14px 32px; border-radius: 999px; font-weight: 600; font-size: 15px;
  border: 0; font-family: inherit;
  transition: transform .25s, box-shadow .25s, background .25s, border-color .25s, color .25s; cursor: pointer;
}
.btn { background: var(--grad); color: #02150c; box-shadow: 0 0 32px rgba(43, 255, 136, 0.35); }
.btn:hover { transform: translateY(-3px); box-shadow: 0 8px 44px rgba(43, 255, 136, 0.55); }
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); box-shadow: none; backdrop-filter: blur(6px); }
.btn.ghost:hover { border-color: var(--green); color: var(--green); transform: translateY(-3px); }
.btn.big { font-size: 17px; padding: 18px 42px; }
.btn.small { font-size: 13px; padding: 8px 18px; }

/* ============ hero ============ */
.hero {
  min-height: 100svh; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; position: relative; padding: 120px 20px 80px;
}
.hero h1 { font-size: clamp(44px, 7.5vw, 96px); line-height: 1.05; font-weight: 700; letter-spacing: -1px; text-shadow: 0 4px 40px rgba(0,0,0,.5); }
.badge {
  display: inline-block; margin-bottom: 26px; padding: 10px 20px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--panel); backdrop-filter: blur(10px);
  font-size: 14px; color: var(--dim);
}
.badge strong { color: var(--gold); letter-spacing: 1px; }
.sub { color: var(--dim); font-size: clamp(16px, 2vw, 19px); max-width: 620px; margin-top: 22px; }
.cta { display: flex; gap: 16px; margin-top: 38px; flex-wrap: wrap; justify-content: center; }
.scroll-hint {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  color: var(--dim); font-size: 22px; animation: bob 2s ease-in-out infinite;
}
@keyframes bob { 0%,100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 10px); } }

/* ============ marquee ============ */
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: rgba(4, 34, 26, 0.6); backdrop-filter: blur(8px); }
.marquee .track { display: flex; gap: 30px; padding: 16px 0; width: max-content; animation: scroll 30s linear infinite; }
.marquee span { font-family: 'Space Grotesk'; font-weight: 600; letter-spacing: 3px; font-size: 13px; color: var(--ice); white-space: nowrap; }
.marquee i { color: var(--gold); font-style: normal; font-size: 11px; display: flex; align-items: center; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ============ sections ============ */
.section { padding: clamp(80px, 12vw, 150px) clamp(20px, 5vw, 64px); position: relative; max-width: 1180px; margin: 0 auto; }
.kicker { color: var(--green); letter-spacing: 4px; text-transform: uppercase; font-size: 13px; font-weight: 600; margin-bottom: 14px; }
.section h2 { font-size: clamp(30px, 4.5vw, 52px); line-height: 1.12; margin-bottom: 24px; font-weight: 700; }

/* split layout */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.copy p { color: var(--dim); margin-bottom: 20px; }
.copy strong { color: var(--gold); }
.media { position: relative; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 24px 80px rgba(0, 60, 30, 0.45); }
.media img { aspect-ratio: 4/3; object-fit: cover; width: 100%; transition: transform .6s; }
.media:hover img { transform: scale(1.05); }
.chip {
  position: absolute; bottom: 14px; left: 14px; padding: 8px 16px; border-radius: 999px;
  background: rgba(2, 14, 9, 0.82); border: 1px solid var(--line); backdrop-filter: blur(8px);
  font-size: 13px; color: var(--green); font-weight: 600; letter-spacing: 1px;
}

.ticks { list-style: none; margin: 0 0 30px; display: grid; gap: 12px; }
.ticks li { padding-left: 32px; position: relative; color: var(--text); }
.ticks li::before {
  content: '✓'; position: absolute; left: 0; top: 0; width: 22px; height: 22px; border-radius: 50%;
  background: rgba(43, 255, 136, 0.12); color: var(--green); font-size: 13px; display: grid; place-items: center;
}

/* stats */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 56px; }
.stat {
  padding: 34px 26px; border-radius: 18px; background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(12px); text-align: center; transition: transform .3s, border-color .3s;
}
.stat:hover { transform: translateY(-6px); border-color: var(--green); }
.num { font-size: clamp(40px, 5vw, 64px); font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat p { color: var(--dim); font-size: 14px; margin-top: 8px; }

/* steps */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 48px; counter-reset: step; }
.steps li {
  padding: 28px 24px; border-radius: 18px; background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(12px); display: flex; flex-direction: column; gap: 10px;
  transition: transform .3s, border-color .3s, box-shadow .3s;
}
.steps li:hover { border-color: var(--green); box-shadow: 0 12px 40px rgba(14, 201, 124, 0.25); }
.steps li span { font-family: 'Space Grotesk'; font-weight: 700; font-size: 26px; background: linear-gradient(92deg, #ffd166, #f4a259); -webkit-background-clip: text; background-clip: text; color: transparent; }
.steps h3 { font-size: 19px; }
.steps p { color: var(--dim); font-size: 14px; }

/* impact cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 48px; }
.card {
  padding: 34px 28px; border-radius: 18px; background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(12px); transition: transform .3s, border-color .3s;
}
.card:hover { border-color: var(--green); }
.card .icon { font-size: 34px; margin-bottom: 16px; }
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--dim); font-size: 15px; }

/* quotes */
.quotes { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; margin-top: 48px; }
blockquote {
  padding: 26px 24px; border-radius: 18px; background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(12px); transition: transform .3s, border-color .3s;
}
blockquote:hover { border-color: var(--gold); }
blockquote p { font-size: 16px; margin-bottom: 14px; }
blockquote footer { color: var(--green); font-size: 13px; letter-spacing: 1px; position: static; border: 0; background: none; padding: 0; }

/* contact */
.mail { display: inline-block; font-size: clamp(18px, 2.5vw, 26px); font-family: 'Space Grotesk'; font-weight: 600; color: var(--green); margin-bottom: 26px; word-break: break-all; }
.mail:hover { color: var(--gold); }
form {
  display: grid; gap: 16px; padding: 34px 28px; border-radius: 20px;
  background: var(--panel); border: 1px solid var(--line); backdrop-filter: blur(12px);
}
form label { display: grid; gap: 8px; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--dim); font-weight: 600; }
form input, form textarea {
  background: rgba(2, 14, 9, 0.7); border: 1px solid var(--line); border-radius: 12px; color: var(--text);
  padding: 13px 16px; font-size: 15px; font-family: inherit; transition: border-color .25s;
}
form input:focus, form textarea:focus { outline: none; border-color: var(--green); }
form textarea { resize: vertical; }
form .btn { justify-self: start; }

/* footer */
footer { border-top: 1px solid var(--line); padding: 40px clamp(20px, 5vw, 64px) 30px; background: rgba(2, 14, 9, 0.7); text-align: center; display: grid; gap: 10px; justify-items: center; }
footer p { color: var(--dim); font-size: 14px; }
footer small { color: var(--dim); opacity: .7; font-size: 13px; }

/* reveal animations */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: .1s; }

/* ============ responsive ============ */
@media (max-width: 920px) {
  .links { display: none; }
  #burger { display: block; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .split { grid-template-columns: 1fr; }
  .split .media { order: -1; }
  .cards { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .stat { padding: 22px 12px; }
  .num { font-size: clamp(28px, 8vw, 40px); }
  .stat p { font-size: 12px; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
  .badge { font-size: 12px; padding: 8px 16px; }
  .cta { flex-direction: column; align-items: center; }
}

@media (prefers-reduced-motion: reduce) {
  .marquee .track { animation: none; }
  .reveal { transition: none; opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
  .scroll-hint { animation: none; }
}