:root,[data-theme="gulf"]{
  --bg:#0F1C1F;--surface:#13252A;--ink:#E9EFEA;--ink2:#A7B5B0;--line:#24393E;
  --accent:#C9A45C;--accent2:#2F7F79;--onaccent:#0F1C1F;
  --display:"DM Serif Display",Georgia,serif;--body:"DM Sans",system-ui,sans-serif;
  --wall:#1B3236;--roof:#2F7F79;--glass:#C9A45C;
}
[data-theme="plaster"]{
  --bg:#F3EDE3;--surface:#EAE1D3;--ink:#2B2622;--ink2:#6B625A;--line:#D9CDBB;
  --accent:#B5573A;--accent2:#5E6B4A;--onaccent:#F3EDE3;
  --display:"Fraunces",Georgia,serif;--body:"Inter",system-ui,sans-serif;
  --wall:#E6D9C5;--roof:#B5573A;--glass:#5E6B4A;
}
[data-theme="blueprint"]{
  --bg:#F7F6F2;--surface:#EEEDE7;--ink:#1A1D1F;--ink2:#5E6366;--line:#C9CBC6;
  --accent:#D9412B;--accent2:#1A1D1F;--onaccent:#F7F6F2;
  --display:"Space Grotesk",system-ui,sans-serif;--body:"IBM Plex Sans",system-ui,sans-serif;
  --wall:#E4E3DD;--roof:#1A1D1F;--glass:#D9412B;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;transition:background .4s,color .4s;overflow-x:hidden}
a{color:inherit}
.eyebrow{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}
h1,h2,h3{font-family:var(--display);font-weight:400;letter-spacing:-.01em;line-height:1.02}
.body{color:var(--ink2);max-width:34em;font-size:18px}

/* review bar (remove once a theme is picked) */
.demo{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:8px 16px;background:var(--accent);color:var(--onaccent);font-size:13px}
.themes{display:flex;gap:6px}
.themes button{font:inherit;font-size:12px;padding:3px 10px;border:1px solid currentColor;background:none;color:inherit;border-radius:99px;cursor:pointer}
.themes button[aria-pressed="true"]{background:var(--onaccent);color:var(--accent)}

.bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px clamp(16px,4vw,48px);background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-size:22px}
.brand svg{width:28px;height:28px;color:var(--accent)}
.clock{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink2);margin-left:auto}
.lang{font:inherit;font-size:13px;font-weight:700;padding:6px 12px;border:1px solid var(--line);background:none;color:var(--ink);border-radius:4px;cursor:pointer}

section{padding:clamp(72px,12vw,160px) clamp(16px,6vw,96px)}

.hero{padding-top:clamp(64px,12vw,140px);padding-bottom:24px}
.hero h1{font-size:clamp(52px,11vw,168px);max-width:9.5em;margin:22px 0 26px}
.lede{font-size:clamp(18px,2vw,22px);color:var(--ink2);max-width:28em}

/* signature: plan becomes the house */
.build{height:300vh;padding:0}
.build-stage{position:sticky;top:64px;height:calc(100vh - 64px);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:28px;padding:0 16px}
.house{width:min(980px,100%);height:auto;overflow:visible}
.house .grid path{stroke:var(--line);stroke-width:1;opacity:calc(1 - var(--p,0))}
.house .lines .d{fill:none;stroke:var(--ink);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.house .f{opacity:0;transition:opacity .2s}
.house .wall{fill:var(--wall)}.house .roof{fill:var(--roof)}.house .door{fill:var(--accent)}.house .win{fill:var(--glass);fill-opacity:.55}
.house .dims path{stroke:var(--accent);stroke-width:1.5;fill:none}
.house .dims text{fill:var(--accent);font:14px var(--body);letter-spacing:.1em}
.steps{list-style:none;display:flex;gap:clamp(14px,4vw,48px);font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink2)}
.steps li{position:relative;padding-top:12px;transition:color .3s}
.steps li::before{content:"";position:absolute;top:0;left:0;height:2px;width:100%;background:var(--line)}
.steps li.on{color:var(--ink)}
.steps li.on::before{background:var(--accent)}

.belt{padding:28px 0;border-block:1px solid var(--line);overflow:hidden}
.belt-track{display:flex;gap:56px;width:max-content;animation:belt 40s linear infinite;font-family:var(--display);font-size:clamp(26px,4vw,44px);color:var(--ink2)}
@keyframes belt{to{transform:translateX(-50%)}}

/* placeholder photo frames (replace with Jaime's photos) */
.ph{position:relative;display:grid;place-items:center;background:var(--surface);border:1px dashed var(--line);border-radius:4px;color:var(--ink2);font-size:13px;letter-spacing:.16em;text-transform:uppercase;text-align:center;padding:16px}
.ph-xl{aspect-ratio:16/8;width:100%}
.ph-m{aspect-ratio:4/3;margin-top:28px}
.ph-s{aspect-ratio:1/1;margin-top:28px}
.ph-card{aspect-ratio:21/6;margin-bottom:56px}
.moment{padding-top:0}

.who h2{font-size:clamp(36px,6vw,80px);max-width:11em;margin:18px 0 28px}

.split{display:grid;grid-template-columns:1.7fr 1fr;gap:clamp(24px,5vw,80px);margin-top:28px;align-items:start}
.small{margin-top:clamp(0px,14vw,200px)}
.pct{font-family:var(--display);font-size:clamp(64px,12vw,170px);line-height:.9;color:var(--accent)}
.small .pct{font-size:clamp(48px,7vw,96px);color:var(--ink2)}
.split h3{font-size:clamp(28px,3.4vw,44px);margin:12px 0 18px}
.split ul{list-style:none}
.split li{padding:12px 0;border-bottom:1px solid var(--line);font-size:19px}

.how ol{list-style:none;margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.how li{padding:24px 24px 0 0;display:flex;flex-direction:column;gap:14px;font-size:18px}
.how li b{font-family:var(--display);font-weight:400;font-size:40px;color:var(--accent)}

.faq{max-width:900px}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq details:first-of-type{margin-top:24px;border-top:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:var(--display);font-size:clamp(22px,2.6vw,30px);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--accent)}
.faq details[open] summary::after{content:"–"}
.faq p{margin-top:12px;color:var(--ink2)}

.close{text-align:center;display:flex;flex-direction:column;align-items:center;gap:22px}
.close h2{font-size:clamp(56px,10vw,150px)}
.wa{display:inline-block;margin-top:12px;padding:16px 28px;background:var(--accent);color:var(--onaccent);text-decoration:none;font-weight:700;border-radius:4px}

.foot{padding:56px clamp(16px,6vw,96px) 28px;border-top:1px solid var(--line)}
.cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.cols div{display:flex;flex-direction:column;gap:8px;font-size:15px}
.cols p{color:var(--ink2)}
.cols .h{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent)}
.cols a,.cols span{text-decoration:none;color:var(--ink)}
.legal{display:flex;justify-content:space-between;margin-top:48px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--ink2)}

.reveal{opacity:0;transform:translateY(24px);transition:opacity 1.5s ease,transform 1.5s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:760px){
  .split{grid-template-columns:1fr}
  .small{margin-top:0}
  .how ol{grid-template-columns:1fr 1fr;row-gap:28px}
  .cols{grid-template-columns:1fr 1fr}
  .clock{display:none}
  .steps{gap:12px;font-size:11px;letter-spacing:.12em}
}
@media (prefers-reduced-motion:reduce){
  .belt-track{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
}