/* ===========================================================
   TriHabitat — Investor Web Deck
   Brand: green / yellow / black on paper + dark sections
   Fonts: Archivo (display) + Inter (body)
   =========================================================== */

:root{
  --green:#15803d;        /* primary brand green */
  --green-bright:#1da038; /* accent / hover */
  --green-deep:#0e5a2b;
  --yellow:#f4c020;       /* accent highlight */
  --ink:#14201a;          /* near-black text */
  --paper:#f6f5f1;        /* light section bg */
  --paper-2:#efeee8;
  --dark:#0f1a14;         /* dark section bg */
  --dark-2:#13241b;
  --white:#ffffff;
  --muted:#5c6660;
  --muted-light:#aebab2;
  --line:#dcdbd4;
  --line-dark:rgba(255,255,255,.12);
  --radius:16px;
  --radius-sm:10px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 18px 50px -20px rgba(15,26,20,.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:'Archivo',sans-serif;line-height:1.06;letter-spacing:-.02em;font-weight:800}
em{font-style:italic}
strong{font-weight:700}

/* ---------- Progress bar ---------- */
.progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--green),var(--green-bright),var(--yellow));
  z-index:120;transition:width .1s linear;
}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,4vw,52px);
  transition:background .3s var(--ease),padding .3s var(--ease),box-shadow .3s var(--ease);
}
.header.scrolled{
  background:rgba(15,26,20,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding-top:12px;padding-bottom:12px;
  box-shadow:0 1px 0 var(--line-dark);
}
.brand-pill{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--white);border-radius:10px;
  padding:7px 12px;box-shadow:0 6px 18px -8px rgba(0,0,0,.4);
}
.brand-pill img{height:24px;width:auto}
.brand-pill--lg{padding:14px 22px;border-radius:14px}
.brand-pill--lg img{height:46px}
.nav{display:flex;align-items:center;gap:clamp(14px,2vw,30px)}
.nav a{
  color:rgba(255,255,255,.82);font-size:14px;font-weight:600;
  letter-spacing:.01em;transition:color .2s;
}
.header:not(.scrolled) .nav a{color:rgba(255,255,255,.92);text-shadow:0 1px 8px rgba(0,0,0,.4)}
.nav a:hover{color:var(--yellow)}
.nav-cta{
  background:var(--green-bright);color:#fff !important;
  padding:9px 16px;border-radius:999px;
}
.nav-cta:hover{background:var(--green);color:#fff !important}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;letter-spacing:.01em;
  padding:14px 26px;border-radius:999px;
  transition:transform .2s var(--ease),background .2s,box-shadow .2s,color .2s;
  cursor:pointer;border:0;
}
.btn-primary{background:var(--green-bright);color:#fff;box-shadow:0 12px 30px -12px rgba(29,160,56,.8)}
.btn-primary:hover{background:var(--green);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}

/* ---------- Section scaffolding ---------- */
.section{position:relative;padding:clamp(64px,9vw,128px) clamp(20px,4vw,52px)}
.wrap{max-width:var(--maxw);margin:0 auto;width:100%}
.wrap--narrow{max-width:880px}
.section--paper{background:var(--paper)}
.section--paper:nth-of-type(even){background:var(--paper-2)}
.section--dark{background:var(--dark);color:#eef2ef}
.section--dark h2{color:#fff}

.kicker{
  display:inline-block;font-family:'Archivo',sans-serif;font-weight:700;
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--green);margin-bottom:18px;
}
.section--dark .kicker,.kicker--light{color:var(--green-bright)}
.section h2{font-size:clamp(28px,4.4vw,52px);margin-bottom:22px;max-width:18ch}
.section--video h2,.section--whynow h2{max-width:22ch}
.section p{font-size:clamp(16px,1.25vw,18px);color:var(--muted);max-width:64ch}
.section--dark p{color:#c3cec7}
.section p + p{margin-top:16px}
.section-intro{font-size:clamp(17px,1.4vw,20px) !important;margin-bottom:40px;max-width:60ch}
.section-outro{margin-top:36px;font-size:16px !important}
.lead-line{color:var(--ink) !important;font-size:19px !important;margin-top:18px}
.section--dark .lead-line{color:#fff !important}
.accent-green{color:var(--green-bright)}
.small-note{font-size:14px !important;color:var(--green-bright) !important;font-weight:600;margin-top:6px}
.on-dark{color:#fff !important}
.on-dark-sub{color:#c3cec7 !important}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100vh;min-height:100svh;
  display:flex;align-items:center;
  padding:clamp(90px,12vh,150px) clamp(20px,5vw,80px) clamp(60px,8vh,100px);
  overflow:hidden;
}
.hero-media,.cta-media{position:absolute;inset:0;z-index:0}
.hero-media img,.cta-media img{width:100%;height:100%;object-fit:cover}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(8,16,11,.9) 0%,rgba(8,16,11,.66) 42%,rgba(8,16,11,.28) 100%),
             linear-gradient(0deg,rgba(8,16,11,.6),rgba(8,16,11,0) 45%);
}
.hero-content{position:relative;z-index:2;max-width:760px;color:#fff}
.hero-content .brand-pill--lg{margin-bottom:30px}
.hero h1{font-size:clamp(38px,6.6vw,80px);font-weight:900;color:#fff;margin-bottom:24px}
.hero-sub{font-size:clamp(17px,1.7vw,22px);color:rgba(255,255,255,.9) !important;max-width:56ch;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-tag{
  font-family:'Archivo',sans-serif;font-size:13px;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;color:var(--yellow);
}
.scroll-hint{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;
  width:26px;height:42px;border:2px solid rgba(255,255,255,.5);border-radius:14px;
  display:flex;justify-content:center;padding-top:8px;
}
.scroll-hint span{width:4px;height:8px;border-radius:2px;background:#fff;animation:scrolldot 1.6s var(--ease) infinite}
@keyframes scrolldot{0%{opacity:0;transform:translateY(0)}40%{opacity:1}80%{opacity:0;transform:translateY(12px)}100%{opacity:0}}

/* ---------- Two-column ---------- */
.two-col{display:grid;grid-template-columns:1.25fr .85fr;gap:clamp(28px,4vw,60px);align-items:start;margin-top:14px}
.quote-card{
  background:linear-gradient(155deg,var(--green-deep),var(--green));
  border-radius:var(--radius);padding:40px 36px;color:#fff;position:relative;overflow:hidden;
  box-shadow:var(--shadow);
}
.quote-mark{font-family:'Archivo';font-size:110px;line-height:.6;color:rgba(255,255,255,.22);position:absolute;top:24px;right:26px}
.quote-text{font-family:'Archivo',sans-serif;font-weight:800;font-size:clamp(24px,2.6vw,32px);line-height:1.12;color:#fff !important;position:relative;z-index:1;max-width:none}
.quote-by{margin-top:20px;font-size:14px !important;color:rgba(255,255,255,.85) !important}

/* ---------- Stat grid ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,28px);margin-top:18px}
.stat{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 24px;
}
.stat-num{font-family:'Archivo',sans-serif;font-weight:900;font-size:clamp(40px,5vw,62px);color:var(--green);line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.stat-label{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.4}

/* ---------- Video section ---------- */
.section--video{
  background:
    linear-gradient(rgba(10,18,13,.9),rgba(10,18,13,.94)),
    url('assets/render_lake_pano.jpg') center/cover fixed;
  text-align:center;
}
.section--video .wrap--narrow{margin:0 auto}
.section--video h2{margin-left:auto;margin-right:auto}
.section--video p{margin-left:auto;margin-right:auto}
.video-frame{
  position:relative;margin:38px auto 22px;border-radius:var(--radius);overflow:hidden;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.8);aspect-ratio:16/9;width:100%;
  cursor:pointer;background:#000;
}
.video-poster{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease),filter .4s}
.video-frame:hover .video-poster{transform:scale(1.04);filter:brightness(.85)}
.video-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:84px;height:84px;border-radius:50%;border:0;cursor:pointer;
  background:var(--green-bright);display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 40px -8px rgba(29,160,56,.9);
  transition:transform .25s var(--ease),background .25s;
}
.video-play::after{content:"";position:absolute;inset:-12px;border-radius:50%;border:2px solid rgba(255,255,255,.5);animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.5);opacity:0}}
.video-play svg{width:34px;height:34px;fill:#fff;margin-left:4px}
.video-frame:hover .video-play{transform:translate(-50%,-50%) scale(1.08);background:var(--green)}
.video-frame iframe{width:100%;height:100%;border:0;display:block}
.src{font-size:13px !important;color:var(--muted) !important;margin-top:20px}
.src a{color:var(--green);font-weight:600;border-bottom:1px solid rgba(21,128,61,.3)}
.src a:hover{color:var(--green-bright)}
.src--light{color:rgba(255,255,255,.75) !important}
.src--light a{color:var(--green-bright);border-bottom-color:rgba(29,160,56,.5)}

/* ---------- Mini-card row (problem) ---------- */
.card-row{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,1.6vw,22px);margin-top:8px}
.mini-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:26px 22px}
.mini-card h3{font-size:18px;color:var(--green-deep);margin-bottom:10px;letter-spacing:-.01em}
.mini-card p{font-size:14.5px;color:var(--muted);max-width:none}

/* ---------- Split sections ---------- */
.section--split{
  display:grid;grid-template-columns:1fr 1fr;gap:0;padding:0;min-height:560px;align-items:stretch;
  background:var(--paper);
}
.section--split .split-media{position:relative;min-height:380px;overflow:hidden}
.section--split .split-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.section--split .split-text{padding:clamp(48px,6vw,96px) clamp(28px,4vw,72px);display:flex;flex-direction:column;justify-content:center}
.section--split .split-text h2{max-width:16ch}
.section--split .split-text p{max-width:52ch}
.section--split-rev .split-media{order:2}
.section--split-rev .split-text{order:1}

.check-list{list-style:none;margin-top:14px;display:grid;gap:12px}
.check-list li{position:relative;padding-left:32px;font-size:16px;color:var(--ink)}
.check-list li::before{
  content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;
  background:var(--green-bright);
}
.check-list li::after{
  content:"";position:absolute;left:7px;top:8px;width:5px;height:9px;
  border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);
}

/* ---------- Spec grid ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,30px);margin-top:18px}
.spec{padding:8px 4px;border-top:2px solid var(--green-bright)}
.spec-num{font-family:'Archivo',sans-serif;font-weight:900;font-size:clamp(30px,3.4vw,46px);color:#fff;line-height:1.04}
.spec-label{margin-top:10px;font-size:14px;color:var(--muted-light)}

/* ---------- Model cards ---------- */
.model-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,2.4vw,32px);margin-top:8px}
.model-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 32px;display:flex;flex-direction:column;box-shadow:var(--shadow);
}
.model-card:first-child{background:linear-gradient(160deg,var(--dark-2),var(--dark));border-color:transparent;color:#fff}
.model-card:first-child h3{color:#fff}
.model-card:first-child ul li{color:#cdd8d1}
.model-card:first-child .model-note{color:var(--yellow)}
.model-tag{font-family:'Archivo';font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--green-bright);margin-bottom:12px}
.model-card h3{font-size:clamp(22px,2.3vw,28px);color:var(--green-deep);margin-bottom:18px}
.model-card ul{list-style:none;display:grid;gap:11px;margin-bottom:auto}
.model-card ul li{position:relative;padding-left:20px;font-size:15.5px;color:var(--muted)}
.model-card ul li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--green-bright)}
.model-note{margin-top:24px;font-family:'Archivo';font-weight:700;font-size:15px;color:var(--green)}

/* ---------- Validation grid ---------- */
.val-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2vw,28px);margin-top:18px}
.val{background:var(--dark-2);border:1px solid var(--line-dark);border-radius:var(--radius);padding:30px 28px}
.val h3{font-size:20px;color:#fff;margin-bottom:12px}
.val p{font-size:15px;color:#bcc8c1;max-width:none;margin-bottom:16px}
.val a{font-family:'Archivo';font-weight:700;font-size:14px;color:var(--green-bright)}
.val a:hover{color:var(--yellow)}

/* ---------- Revenue grid ---------- */
.rev-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.6vw,20px);margin-top:8px}
.rev{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:24px 22px}
.rev h3{font-size:16.5px;color:var(--green-deep);margin-bottom:8px;letter-spacing:-.01em}
.rev p{font-size:14px;color:var(--muted);max-width:none}

/* ---------- Why-now grid ---------- */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,24px);margin-top:8px}
.why{background:var(--dark-2);border:1px solid var(--line-dark);border-radius:var(--radius);padding:28px 26px}
.why h3{font-size:18px;color:var(--green-bright);margin-bottom:10px}
.why p{font-size:14.5px;color:#bcc8c1;max-width:none}

/* ---------- CTA ---------- */
.section--cta{position:relative;min-height:84vh;display:flex;align-items:center;padding:clamp(80px,10vw,140px) clamp(20px,5vw,80px);overflow:hidden}
.cta-scrim{position:absolute;inset:0;background:linear-gradient(120deg,rgba(8,16,11,.92),rgba(8,16,11,.55) 75%),linear-gradient(0deg,rgba(8,16,11,.7),rgba(8,16,11,0) 50%)}
.cta-content{position:relative;z-index:2;max-width:720px;color:#fff}
.cta-content .brand-pill--lg{margin-bottom:28px}
.section--cta h2{font-size:clamp(32px,5vw,58px);color:#fff;margin-bottom:20px}
.section--cta p{color:rgba(255,255,255,.9) !important;font-size:clamp(17px,1.5vw,20px);margin-bottom:32px;max-width:54ch}

/* ---------- Footer ---------- */
.footer{background:#0a120d;color:#9fb0a6;text-align:center;padding:54px 24px 60px}
.footer-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:16px}
.footer-brand img{height:30px;width:auto;border-radius:5px}
.footer-brand span{font-family:'Archivo';font-weight:800;font-size:20px;color:#fff;letter-spacing:-.01em}
.footer p{font-size:13.5px;color:#9fb0a6;max-width:62ch;margin:0 auto}
.footer-fine{margin-top:12px;font-size:12px;color:#6a7a70}

/* ---------- Scroll reveal (opacity/filter only — no layout shift) ---------- */
.reveal{opacity:0;filter:blur(6px);transition:opacity .8s var(--ease),filter .8s var(--ease);will-change:opacity}
.reveal.in{opacity:1;filter:blur(0)}
/* gentle stagger inside groups via inline transition-delay handled in JS */

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .stat-grid,.card-row,.rev-grid,.why-grid{grid-template-columns:repeat(2,1fr)}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .two-col,.model-row,.val-grid{grid-template-columns:1fr}
  .section--split{grid-template-columns:1fr}
  .section--split .split-media{min-height:300px;order:1 !important}
  .section--split .split-text{order:2 !important}
  .nav a:not(.nav-cta){display:none}
}
@media (max-width:560px){
  .stat-grid,.card-row,.rev-grid,.why-grid,.spec-grid{grid-template-columns:1fr}
  .hero-actions .btn{flex:1 1 100%;justify-content:center}
  .brand-pill--lg img{height:38px}
  .section h2{max-width:none}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto !important}
  .reveal{opacity:1 !important;filter:none !important;transition:none}
  .scroll-hint span,.video-play::after{animation:none}
  .section--video{background-attachment:scroll}
}