/* ============================================================
   House Algozzino — style.css
   Dark = black & gold · Light = Maiolica cobalt on white
   ============================================================ */
:root{
  --serif:"Cormorant Garamond",Georgia,serif;
  --sans:"Montserrat",system-ui,sans-serif;
  --arabic:"Amiri","Cormorant Garamond",serif;
  --hairline:color-mix(in srgb, var(--accent) 36%, transparent);
  --glow:color-mix(in srgb, var(--accent) 18%, transparent);
  --tint:color-mix(in srgb, var(--accent) 8%, transparent);
  --nav-bg:color-mix(in srgb, var(--bg) 88%, transparent);
}
html[data-mode="dark"]{
  --bg:#08080a; --bg-raised:#101013; --bg-panel:#16161a;
  --accent:#c7a24a; --accent-bright:#e3c97f; --accent-2:#9c7a32;
  --text:#ece7da; --text-soft:#8f897a; --grain-op:.04; --grain-blend:screen;
  --shadow:0 26px 60px -30px rgba(0,0,0,.92);
}
html[data-mode="light"]{
  --bg:#ffffff; --bg-raised:#f1f3f6; --bg-panel:#f7f8fb;
  --accent:#0f4c81; --accent-bright:#15598f; --accent-2:#9a7726;
  --text:#0a1620; --text-soft:#384450; --grain-op:0; --grain-blend:multiply;
  --shadow:0 22px 48px -28px rgba(15,40,70,.22);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--sans);font-weight:300;
  line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  transition:background-color .55s ease,color .55s ease}
.preload *{transition:none !important}
::selection{background:var(--accent);color:var(--bg)}
a{color:inherit;text-decoration:none} img,svg{display:block}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  opacity:var(--grain-op);mix-blend-mode:var(--grain-blend);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

.wrap{max-width:1180px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.eyebrow{font-weight:500;font-size:.72rem;letter-spacing:.42em;text-transform:uppercase;color:var(--accent);display:inline-block}
h1,h2,h3{font-family:var(--serif);font-weight:500;letter-spacing:.01em;line-height:1.06}
.lead{font-family:var(--serif);font-size:clamp(1.35rem,2.4vw,1.85rem);line-height:1.55;color:var(--text);font-weight:400}
p{color:var(--text-soft);font-size:1.02rem}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;
  justify-content:space-between;gap:18px;padding:18px 30px;border-bottom:1px solid transparent;
  transform:translateY(-110%);opacity:0;pointer-events:none;
  transition:transform .5s ease,opacity .5s ease,background .5s ease,padding .5s ease,border-color .5s ease}
.nav.show{transform:none;opacity:1;pointer-events:auto}
.nav.scrolled{background:var(--nav-bg);backdrop-filter:blur(12px);padding:11px 30px;border-bottom:1px solid var(--hairline)}
.nav__mark{display:flex;align-items:center;gap:12px;color:var(--accent);transition:color .55s ease}
.nav__mark svg{width:28px;height:28px}
.nav__name{font-family:var(--serif);font-size:1.1rem;letter-spacing:.22em;text-transform:uppercase;color:var(--text)}
.nav__center{display:flex;gap:30px;position:absolute;left:50%;transform:translateX(-50%)}
.nav__center a{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-soft);
  font-weight:400;position:relative;padding:4px 0;transition:color .3s}
.nav__center a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--accent);transition:width .35s ease}
.nav__center a:hover{color:var(--text)} .nav__center a:hover::after{width:100%}
.mode{display:flex;align-items:center;justify-content:center;width:32px;height:32px;
  border:1px solid var(--hairline);border-radius:50%;background:transparent;color:var(--accent);
  cursor:pointer;transition:border-color .3s,color .3s,background .3s}
.mode:hover{background:var(--tint)} .mode svg{width:15px;height:15px}
html[data-mode="dark"] .ic-moon{display:none} html[data-mode="dark"] .ic-sun{display:block}
html[data-mode="light"] .ic-sun{display:none} html[data-mode="light"] .ic-moon{display:block}
@media(max-width:820px){.nav__center{display:none}}
@media(max-width:420px){.nav__name{display:none}}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:86px 16px 36px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;left:50%;bottom:-20%;transform:translateX(-50%);
  width:120vw;height:52vh;pointer-events:none;z-index:0;
  background:radial-gradient(ellipse at center,var(--glow),transparent 60%)}
.hero__inner{position:relative;z-index:3;display:flex;flex-direction:column;align-items:center;width:100%;
  will-change:transform,opacity;transform:translateY(calc(var(--p,0) * -40px));opacity:calc(1 - var(--p,0) * .85)}

.hero__crown{display:flex;flex-direction:column;align-items:center;transition:opacity .6s ease,transform .6s ease}
.hero.zoomed .hero__crown{opacity:.1;transform:scale(.96);pointer-events:none}
.hero__emblem{position:relative;display:flex;align-items:center;justify-content:center;width:92px;height:92px;margin-bottom:6px}
.crest{width:62px;height:auto;color:var(--accent);transition:color .55s ease}
.crest text{fill:var(--accent-bright)}
.hero__house{font-weight:500;font-size:.72rem;letter-spacing:.55em;text-transform:uppercase;color:var(--accent);padding-left:.55em;margin-bottom:6px}
.hero__title{font-size:clamp(2.6rem,7vw,4.8rem);font-weight:600;letter-spacing:.06em;line-height:.92;color:var(--text)}
.motto{display:flex;align-items:center;justify-content:center;gap:14px;margin:12px 0 3px}
.motto__rule{height:1px;width:40px;background:linear-gradient(90deg,transparent,var(--accent))}
.motto__rule:last-child{background:linear-gradient(90deg,var(--accent),transparent)}
.motto span{font-family:var(--serif);font-style:italic;font-size:clamp(.95rem,1.8vw,1.2rem);color:var(--accent-bright);letter-spacing:.02em;white-space:nowrap}
.motto__en{font-size:.66rem;letter-spacing:.3em;text-transform:uppercase;color:var(--text-soft)}

/* ---- temple ---- */
.temple-wrap{width:100%;perspective:1300px;margin-top:clamp(14px,2.2vh,28px)}
.temple-stage{position:relative;width:100%;height:clamp(330px,56vh,540px);overflow:hidden;transform-style:preserve-3d;transition:transform .5s ease}
.temple-zoom{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;transform-origin:0 0;transition:transform 1.05s cubic-bezier(.22,.61,.18,1)}
.temple{height:100%;width:auto;max-width:97%;color:var(--accent)}
.temple .deco{opacity:.5;transition:opacity .4s}
.temple .labels text{font-family:var(--sans);font-weight:500;font-size:17px;letter-spacing:3px;fill:var(--accent);text-transform:uppercase;transition:opacity .4s}
.hero.zoomed .temple .labels text{opacity:0}
.pillars .pillar-hit{cursor:pointer;color:var(--accent);transition:opacity .4s ease,color .4s ease}
.pillars:hover .pillar-hit{opacity:.42}
.pillars .pillar-hit:hover,.pillars .pillar-hit:focus-visible{opacity:1;color:var(--accent-bright);outline:none}
.pillars .pillar-hit:focus,.pillar-hit:focus{outline:none}
.hero.zoomed .pillars{pointer-events:none}
.temple-hint{margin-top:14px;font-size:.62rem;letter-spacing:.32em;text-transform:uppercase;color:var(--text-soft);opacity:.8;transition:opacity .4s}
.hero.zoomed .temple-hint{opacity:0}

/* zoom info panel */
.col-info{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;pointer-events:none;transition:opacity .55s ease .15s;z-index:6}
.col-info.show{opacity:1;pointer-events:auto}
.col-info__plate{max-width:430px;text-align:center;padding:30px 30px 34px;
  background:color-mix(in srgb,var(--bg) 96%,transparent);backdrop-filter:blur(10px);border:1px solid var(--hairline);box-shadow:var(--shadow)}
.col-info__shield{width:54px;height:auto;margin:0 auto 16px;color:var(--accent)}
.col-info__by{font-size:.64rem;letter-spacing:.24em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.col-info h3{font-size:2rem;color:var(--text);line-height:1;margin-bottom:8px}
.col-info__disc{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--accent-bright);margin-bottom:16px}
.col-info p{font-size:.92rem;line-height:1.6;margin-bottom:22px}
.col-info__link{font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--text);
  display:inline-flex;align-items:center;gap:9px;padding-bottom:5px;border-bottom:1px solid var(--hairline);
  transition:color .3s,border-color .3s,gap .3s}
.col-info__link:hover{color:var(--accent);border-color:var(--accent);gap:14px}
.temple-close{position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--hairline);background:color-mix(in srgb,var(--bg) 70%,transparent);color:var(--accent);
  font-size:1.2rem;line-height:1;cursor:pointer;opacity:0;pointer-events:none;display:flex;align-items:center;justify-content:center;z-index:7;transition:opacity .4s ease,background .3s}
.temple-close:hover{background:var(--tint)}
.hero.zoomed .temple-close{opacity:1;pointer-events:auto}

.scroll-cue{margin-top:clamp(48px,9vh,120px);font-size:.6rem;letter-spacing:.34em;text-transform:uppercase;color:var(--text-soft);z-index:3;
  opacity:calc(1 - var(--p,0) * 1.8);display:flex;flex-direction:column;align-items:center;gap:9px;transition:opacity .4s}
.hero.zoomed .scroll-cue{opacity:0}
.scroll-cue i{width:1px;height:34px;background:linear-gradient(var(--accent),transparent);display:block;animation:cue 2.4s ease-in-out infinite;transform-origin:top}
@keyframes cue{0%,100%{transform:scaleY(.5);opacity:.5}50%{transform:scaleY(1);opacity:1}}

.meander{height:30px;width:100%;max-width:340px;margin:0 auto;opacity:.55;color:var(--accent);transition:color .55s ease}

/* ===== SECTIONS ===== */
.section{padding:120px 0;position:relative}
.to-top{position:absolute;top:clamp(22px,3.4vh,44px);right:clamp(20px,4vw,44px);z-index:6;
  width:42px;height:42px;border:1px solid var(--hairline);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--accent);background:transparent;
  transition:background .3s ease,border-color .3s ease,color .3s ease,transform .3s ease}
.to-top:hover{background:var(--tint);border-color:color-mix(in srgb,var(--accent) 55%,transparent);transform:translateY(-3px)}
.to-top svg{width:16px;height:16px}
.section__head{text-align:center;margin-bottom:60px}
.section__head .eyebrow{margin-bottom:18px}
.section__title{font-size:clamp(2.2rem,5vw,3.6rem);color:var(--text)}
.section__it{font-family:var(--serif);font-style:italic;color:var(--accent-bright);font-size:1.1rem;display:block;margin-top:8px;letter-spacing:.04em}
.origins .lead{max-width:760px;margin:0 auto 64px;text-align:center}
.strands{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--hairline)}
.strand{padding:42px 30px;border-bottom:1px solid var(--hairline);border-right:1px solid var(--hairline);transition:background .4s}
.strand:nth-child(3n){border-right:none} .strand:hover{background:var(--tint)}
.strand__glyph{font-size:2.4rem;color:var(--accent);margin-bottom:16px;line-height:1}
.strand__glyph.ar{font-family:var(--arabic);font-size:2.7rem} .strand__glyph.gr,.strand__glyph.la{font-family:var(--serif)}
.strand h3{font-size:1.1rem;letter-spacing:.24em;text-transform:uppercase;color:var(--text);margin-bottom:14px;font-family:var(--sans);font-weight:500}
.strand p{font-size:.96rem;line-height:1.65}
@media(max-width:760px){.strands{grid-template-columns:1fr}.strand{border-right:none;padding:34px 8px}}
.values{background:var(--bg-raised);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);transition:background-color .55s ease}
.values__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:48px}
.value{text-align:center}
.value__num{font-family:var(--serif);font-style:italic;font-size:1rem;color:var(--accent);display:block;margin-bottom:14px}
.value h3{font-size:1.5rem;color:var(--text);margin-bottom:10px} .value p{font-size:.9rem;line-height:1.6}
@media(max-width:860px){.values__grid{grid-template-columns:repeat(2,1fr);gap:40px}}
@media(max-width:460px){.values__grid{grid-template-columns:1fr}}
.imprese .lead{max-width:680px;margin:0 auto 64px;text-align:center}
.house-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.house{background:linear-gradient(180deg,var(--bg-panel),var(--bg-raised));border:1px solid var(--hairline);
  padding:42px 34px;display:flex;flex-direction:column;position:relative;overflow:hidden;scroll-margin-top:96px;
  transition:transform .45s ease,border-color .45s ease,box-shadow .45s ease,background-color .55s ease}
.house::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);transform:scaleX(0);transition:transform .5s ease}
.house:hover{border-color:color-mix(in srgb,var(--accent) 60%,transparent);box-shadow:var(--shadow)}
.house:hover::before{transform:scaleX(1)}
.house:target{border-color:color-mix(in srgb,var(--accent) 75%,transparent);box-shadow:var(--shadow)}
.house:target::before{transform:scaleX(1)}
.house__mark{width:46px;height:46px;margin-bottom:24px;color:var(--accent)} .house__mark svg{width:46px;height:46px}
.house__name{font-size:1.85rem;color:var(--text);letter-spacing:.02em;line-height:1}
.house__by{font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin:12px 0 4px}
.house__disc{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--accent-bright);margin-bottom:20px}
.house__body{font-size:.92rem;line-height:1.66;flex:1;margin-bottom:24px}
.house__tag{font-family:var(--serif);font-style:italic;color:var(--text-soft);font-size:.95rem;margin-bottom:22px}
.house__link{font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--text);display:inline-flex;align-items:center;gap:9px;
  padding-bottom:5px;border-bottom:1px solid var(--hairline);align-self:flex-start;transition:color .3s,border-color .3s,gap .3s}
.house__link:hover{color:var(--accent);border-color:var(--accent);gap:14px}
@media(max-width:920px){.house-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}}

footer{border-top:1px solid var(--hairline);text-align:center;padding:96px 0 50px;transition:border-color .55s ease}
footer .crest{width:74px;margin:0 auto 26px}
.footer__house{font-family:var(--serif);font-size:clamp(1.6rem,4vw,2.3rem);letter-spacing:.16em;text-transform:uppercase;color:var(--text)}
.footer__motto{font-family:var(--serif);font-style:italic;color:var(--accent-bright);font-size:1.05rem;margin-top:8px}
.footer__rule{height:1px;width:54px;margin:30px auto;background:linear-gradient(90deg,transparent,var(--accent),transparent)}
.footer__biz{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px 0;font-size:.74rem;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}
.footer__biz .sep{color:var(--text-soft);margin:0 14px;opacity:.6}
.footer__copy{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-soft);opacity:.7;margin-top:30px}

.reveal{opacity:0;transform:perspective(1000px) rotateX(6deg) translateY(36px) scale(.955);transition:opacity .9s ease, transform 1s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:perspective(1000px) rotateX(0deg) translateY(0) scale(1)}
.strand:nth-child(2),.value:nth-child(2),.house:nth-child(2){transition-delay:.09s}
.strand:nth-child(3),.value:nth-child(3),.house:nth-child(3){transition-delay:.18s}
.value:nth-child(4){transition-delay:.27s}
.hero__crown{opacity:0;animation:fadeUp 1.1s .2s ease forwards}
.hero .temple-wrap,.hero .temple-hint{opacity:0;animation:fadeUp 1.2s .8s ease forwards}
.hero .scroll-cue{opacity:0;animation:fadeUp 1s 1.2s ease forwards}
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}

/* ===== 3D / zoom motion (site-wide) ===== */
.house-grid{perspective:1300px}
.values__grid{perspective:1100px}
.house::before{z-index:2}
.house > *{position:relative;z-index:1}
.house::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:0;
  background:radial-gradient(circle at var(--gx,50%) var(--gy,50%),color-mix(in srgb,var(--accent) 15%,transparent),transparent 52%);
  transition:opacity .35s ease}
.house:hover::after{opacity:1}
.value{transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.value:hover{transform:translateY(-6px) scale(1.05)}
.strand{transition:background .4s ease, transform .45s cubic-bezier(.2,.7,.2,1)}
.strand:hover{transform:scale(1.02)}

@media(prefers-reduced-motion:reduce){
  .scroll-cue i{animation:none}
  html{scroll-behavior:auto}
}