/* ==========================================================================
   Isaac Prop — design system
   Linen & Terracotta. Fraunces headings + Inter body.
   This file is the single source of styling truth for every page.
   A project page overrides --accent / --accent-deep and inherits the rest.
   ========================================================================== */

:root{
  /* surfaces */
  --bg:#fdf9f4;
  --bg-2:#f7f1e9;
  --surface:#ffffff;

  /* text */
  --ink:#3a2f28;
  --muted:#8a7a6e;

  /* accent — project pages override these two */
  --accent:#b5563f;
  --accent-deep:#9a4634;
  --accent-soft:rgba(181,86,63,.06);
  --accent-tint:rgba(181,86,63,.12);

  /* lines */
  --line:rgba(181,86,63,.18);
  --line-2:rgba(181,86,63,.34);
  --line-ink:rgba(58,47,40,.12);

  /* badges */
  --badge:#3a2f28;
  --on-badge:#fdf9f4;

  /* utility */
  --wa:#25D366;
  --wa-deep:#1eb958;
  --shadow-sm:0 2px 10px rgba(58,47,40,.06);
  --shadow-md:0 14px 34px rgba(58,47,40,.10);
  --shadow-lg:0 26px 60px rgba(58,47,40,.16);
  --radius:12px;
  --radius-lg:18px;

  --font-head:'Fraunces',Georgia,'Times New Roman',serif;
  --font-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--ink);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:600;line-height:1.16;letter-spacing:-.01em}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* skip link — keyboard users land here first */
.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}

:focus-visible{outline:2.5px solid var(--accent);outline-offset:2px;border-radius:4px}

/* --------------------------------------------------------------- layout */
.wrap{width:100%;max-width:1140px;margin:0 auto;padding:0 22px}
.wrap-narrow{max-width:780px}
section.pad{padding:78px 0}
section.pad-sm{padding:52px 0}

.eyebrow{
  color:var(--accent);font-size:12px;letter-spacing:.28em;text-transform:uppercase;
  font-weight:600;margin-bottom:14px;
}
.eyebrow.center,.h2.center,.lead.center{text-align:center}
.h2{font-size:clamp(27px,4vw,40px);margin-bottom:16px}
.h3{font-size:clamp(21px,2.6vw,27px);margin-bottom:12px}
.lead{color:var(--muted);font-size:17px;max-width:720px}
.lead.center{margin-left:auto;margin-right:auto;margin-bottom:46px}

/* --------------------------------------------------------------- buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 27px;border-radius:10px;font-weight:600;font-size:15px;
  cursor:pointer;border:none;transition:.2s;white-space:nowrap;
  font-family:var(--font-body);
}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-deep);transform:translateY(-2px)}
.btn-outline{background:transparent;border:1.5px solid var(--line-2);color:var(--accent)}
.btn-outline:hover{background:var(--accent-soft);border-color:var(--accent)}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-deep);transform:translateY(-2px)}
.btn-ghost-light{background:transparent;border:1.5px solid rgba(255,255,255,.65);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);border-color:#fff}
.btn-block{width:100%}

/* --------------------------------------------------------------- header */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand .name{font-family:var(--font-head);font-size:23px;font-weight:700;color:var(--accent);letter-spacing:.2px}
.brand .subtag{font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-top:3px}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink);transition:.2s}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--accent)}
.nav .btn{padding:10px 19px;font-size:14px}
.nav-toggle{display:none;background:none;border:1.5px solid var(--line-2);border-radius:8px;padding:8px 10px;cursor:pointer;color:var(--accent)}

/* --------------------------------------------------------------- hero (light) */
.hero{
  text-align:center;padding:84px 0 68px;
  background:radial-gradient(ellipse 78% 66% at 50% -14%,var(--accent-tint),transparent 62%),var(--bg);
}
.hero h1{font-size:clamp(34px,5.6vw,58px)}
.hero h1 em{font-style:italic;color:var(--accent)}
.hero p.sub{max-width:620px;margin:20px auto 32px;color:var(--muted);font-size:17.5px}
.hero-cta{display:flex;gap:13px;justify-content:center;flex-wrap:wrap}

/* hero over a photo — used by project pages */
.hero-img{
  position:relative;color:#fff;overflow:hidden;padding:145px 0 155px;text-align:center;
  background-color:#3a2f28;background-size:cover;background-position:center;
}
.hero-img::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(rgba(30,22,18,.52),rgba(30,22,18,.28) 45%,rgba(30,22,18,.68));
}
.hero-img .wrap{position:relative;z-index:2;max-width:900px}
.hero-img h1{font-size:clamp(33px,5.4vw,58px);color:#fff;text-shadow:0 2px 20px rgba(0,0,0,.45)}
.hero-img h1 em{font-style:italic;color:#fff}
.hero-img p.sub{max-width:640px;margin:20px auto 32px;color:rgba(255,255,255,.9);font-size:17.5px;text-shadow:0 1px 12px rgba(0,0,0,.5)}
.hero-img .cap{
  position:absolute;right:14px;bottom:10px;z-index:2;font-size:10px;
  letter-spacing:.09em;color:rgba(255,255,255,.6);text-transform:uppercase;
}

.badge-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.5);color:#fff;
  padding:8px 18px;border-radius:40px;font-size:11.5px;letter-spacing:.16em;
  text-transform:uppercase;margin-bottom:24px;font-weight:600;
}
.hero .badge-pill{background:var(--accent-soft);border-color:var(--line-2);color:var(--accent)}

/* --------------------------------------------------------------- area pills */
.pills{display:flex;gap:11px;justify-content:center;flex-wrap:wrap}
.pills a,.pills span{
  border:1px solid var(--line-2);color:var(--accent);background:var(--accent-soft);
  padding:11px 21px;border-radius:40px;font-size:14px;transition:.2s;
}
.pills a:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.pills b{font-weight:600}

/* --------------------------------------------------------------- stats bar */
.stats{background:var(--ink);color:#fff}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:30px 22px;text-align:center}
.stat .n{font-family:var(--font-head);font-weight:700;font-size:25px;color:#fff;line-height:1.12}
.stat .l{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.62);margin-top:7px}

/* --------------------------------------------------------------- cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}

/* project card */
.pcard{
  background:var(--surface);border:1px solid var(--line-ink);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:.25s;box-shadow:var(--shadow-sm);
}
.pcard:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.pcard .thumb{height:186px;position:relative;overflow:hidden;background:var(--bg-2)}
.pcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pcard:hover .thumb img{transform:scale(1.06)}
.pcard .thumb.placeholder{
  background:linear-gradient(135deg,#f0ddd3,#e0c3b5);
  display:flex;align-items:center;justify-content:center;
}
.pcard .thumb.placeholder .mono{font-family:var(--font-head);font-size:52px;font-weight:700;color:rgba(58,47,40,.22)}
.tag{
  position:absolute;top:12px;left:12px;background:var(--badge);color:var(--on-badge);
  font-size:10.5px;font-weight:700;letter-spacing:1.1px;padding:5px 12px;
  border-radius:20px;text-transform:uppercase;
}
.tag.open{background:var(--accent);color:#fff}
.pcard .body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.pcard h3{font-size:22px;margin-bottom:7px}
.pcard p{font-size:14.5px;color:var(--muted);flex:1}
.pcard .go{
  margin-top:17px;text-align:center;padding:12px;border-radius:9px;
  font-size:14px;font-weight:600;transition:.2s;background:var(--accent);color:#fff;
}
.pcard .go.outline{background:transparent;border:1.5px solid var(--line-2);color:var(--accent)}
.pcard .go:hover{background:var(--accent-deep);color:#fff;border-color:var(--accent-deep)}

/* feature / benefit card */
.fcard{
  background:var(--surface);border:1px solid var(--line-ink);border-radius:var(--radius-lg);
  padding:28px 24px;transition:.25s;box-shadow:var(--shadow-sm);
}
.fcard:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.fcard .ic{
  width:46px;height:46px;border-radius:12px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--accent);
}
.fcard .ic svg{width:23px;height:23px}
.fcard h3{font-size:18.5px;margin-bottom:8px}
.fcard p{color:var(--muted);font-size:14.5px}

/* unit-type card */
.ucard{
  background:var(--surface);border:1px solid var(--line-ink);border-radius:var(--radius-lg);
  padding:24px 22px 22px;text-align:center;transition:.25s;display:flex;flex-direction:column;
  box-shadow:var(--shadow-sm);
}
.ucard:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.ucard .t{font-family:var(--font-head);font-weight:600;font-size:20px}
.ucard .sz{font-family:var(--font-head);font-size:31px;font-weight:700;color:var(--accent);margin:12px 0 2px;line-height:1}
.ucard .sz .unit{font-family:var(--font-body);font-size:15px;font-weight:600;color:var(--muted);margin-left:4px}
.ucard .su{font-size:11.5px;color:var(--muted);letter-spacing:.09em;text-transform:uppercase}
.ucard .bd{margin:14px 0 18px;padding-top:15px;border-top:1px dashed var(--line-2);color:var(--muted);font-size:14px;flex:1}
.ucard .go-plan{
  display:block;padding:11px;border-radius:9px;border:1.5px solid var(--line-2);
  color:var(--accent);font-weight:600;font-size:13.5px;transition:.2s;
}
.ucard .go-plan:hover{background:var(--accent);color:#fff;border-color:var(--accent)}

/* layout grid — 3 cards per row max, so a 5-card set reads as 3 + 2 (centered),
   not 4 + 1. Flexbox centers a short trailing row automatically; grid can't. */
.layout-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:22px}
.layout-grid .ucard{flex:1 1 300px;max-width:320px}

/* unit floor-plan thumbnail — fixed frame so mismatched PDF crop ratios still align */
.fp-frame{
  width:100%;height:210px;border-radius:10px;border:1px solid var(--line-ink);
  margin-bottom:16px;background:#fbf9f6;display:flex;align-items:center;justify-content:center;
  overflow:hidden;padding:10px;
}
.fp-frame img{max-width:100%;max-height:100%;object-fit:contain}

/* pricing-on-whatsapp button — a real labelled CTA, not a bare icon */
.ucard .price-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;
  padding:11px;border-radius:9px;background:var(--wa);color:#fff;
  font-weight:600;font-size:13.5px;margin:14px 0 10px;transition:.2s;
  box-shadow:0 6px 16px rgba(37,211,102,.28);
}
.ucard .price-btn:hover{background:var(--wa-deep);transform:translateY(-2px);box-shadow:0 8px 20px rgba(37,211,102,.36)}
.ucard .price-btn svg{width:17px;height:17px;flex-shrink:0}

/* facilities plan — full illustrated plan pulled straight from a sales kit, when available */
.plan-figure{
  max-width:1000px;margin:0 auto;border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow-lg);background:#fff;
}

/* facilities — text-tag fallback for projects with no illustrated facilities plan */
.facs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.fac{
  background:var(--surface);border:1px solid var(--line-ink);border-radius:var(--radius);
  padding:17px 12px;text-align:center;font-size:13.5px;box-shadow:var(--shadow-sm);
}
.fac .fi{color:var(--accent);margin-bottom:7px;display:flex;justify-content:center}
.fac .fi svg{width:22px;height:22px}

/* gallery */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gal figure{border-radius:var(--radius-lg);overflow:hidden;position:relative;box-shadow:var(--shadow-sm)}
.gal img{width:100%;height:230px;object-fit:cover;transition:transform .5s ease}
.gal figure:hover img{transform:scale(1.05)}
.gal figcaption{
  position:absolute;right:10px;bottom:8px;font-size:10px;letter-spacing:.09em;
  color:rgba(255,255,255,.85);text-transform:uppercase;text-shadow:0 1px 4px rgba(0,0,0,.7);
}

/* --------------------------------------------------------------- bands */
.band-ink{background:var(--ink);color:#fff}
.band-ink .h2{color:#fff}
.band-ink .lead{color:rgba(255,255,255,.76)}
.band-ink .eyebrow{color:#fff;opacity:.75}
.band-soft{background:var(--bg-2)}
.band-white{background:var(--surface)}

.cta-band{text-align:center;padding:66px 0;background:var(--ink);color:#fff}
.cta-band h2{font-size:clamp(27px,4vw,40px);margin-bottom:12px;color:#fff}
.cta-band h2 em{font-style:italic;opacity:.85}
.cta-band p{color:rgba(255,255,255,.76);max-width:560px;margin:0 auto 28px;font-size:16.5px}

/* --------------------------------------------------------------- forms */
.form-sec{background:var(--ink)}
.form-box{
  max-width:620px;margin:0 auto;background:var(--surface);color:var(--ink);
  border-radius:20px;padding:42px 36px;box-shadow:var(--shadow-lg);
}
.form-box h2{text-align:center;font-size:29px;margin-bottom:8px}
.form-box p.sub{text-align:center;color:var(--muted);margin-bottom:26px;font-size:15px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;letter-spacing:.03em;margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid #e6dcd2;border-radius:10px;
  font-size:15px;font-family:inherit;background:#fdfbf9;color:var(--ink);
}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;
}
.field input::placeholder,.field textarea::placeholder{color:#bdb0a6}
.form-box .btn{width:100%;padding:16px;font-size:16px;margin-top:8px}
.privacy-note{text-align:center;font-size:12px;color:var(--muted);margin-top:14px}
.hp{position:absolute;left:-9999px}

/* --------------------------------------------------------------- prose (legal pages) */
.prose h2{font-size:24px;margin:34px 0 12px}
.prose h3{font-size:18px;margin:24px 0 8px}
.prose p,.prose li{color:var(--muted);font-size:15.5px;margin-bottom:12px}
.prose ul{margin:0 0 12px 0}
.prose li{padding-left:20px;position:relative}
.prose li::before{content:"";position:absolute;left:4px;top:11px;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}

/* --------------------------------------------------------------- footer */
footer.site{background:#2b231e;color:rgba(255,255,255,.7);padding:46px 0 30px;font-size:14px}
footer.site .frow{display:flex;justify-content:space-between;gap:34px;flex-wrap:wrap;margin-bottom:24px}
footer.site .brand .name{color:#fff}
footer.site .brand .subtag{color:rgba(255,255,255,.5)}
footer.site h4{font-family:var(--font-body);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:11px;font-weight:600}
footer.site a:hover{color:#fff;text-decoration:underline}
footer.site li{margin-bottom:7px}
.secure{color:#fff;margin-bottom:6px;display:flex;align-items:center;gap:7px;font-weight:500}
.secure svg{width:15px;height:15px}
.disc{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;font-size:12px;color:rgba(255,255,255,.5);line-height:1.65}

/* --------------------------------------------------------------- FAB */
.fab{
  position:fixed;right:18px;bottom:18px;z-index:60;background:var(--wa);
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.42);transition:.2s;
}
.fab:hover{transform:scale(1.08)}
.fab svg{width:30px;height:30px}

/* --------------------------------------------------------------- responsive */
@media(max-width:900px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .facs{grid-template-columns:repeat(3,1fr)}
  .gal{grid-template-columns:repeat(2,1fr)}
  .stats .wrap{grid-template-columns:repeat(2,1fr);gap:24px 12px}
  .nav-links{
    display:none;position:absolute;top:70px;left:0;right:0;
    background:var(--surface);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 22px 16px;
    box-shadow:var(--shadow-md);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 0;border-bottom:1px solid var(--line-ink)}
  .nav-links a:last-child{border-bottom:none}
  .nav-toggle{display:block}
  .hero-img{padding:110px 0 120px}
}
@media(max-width:560px){
  .grid-3,.grid-4,.gal{grid-template-columns:1fr}
  .facs{grid-template-columns:repeat(2,1fr)}
  section.pad{padding:56px 0}
  .hero{padding:60px 0 50px}
  .brand .subtag{display:none}
  .form-box{padding:32px 22px}
  .pcard .thumb{height:165px}
  .gal img{height:200px}
}

@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}