/* ═══════════════════════════════════════════════════════
   GRACHT & GEVEL — Amsterdam canal houses
   canal dark #1F2A30 · sandstone #EAE4D6 · brick #8C4A32
   shutter #2F4A3C · water #B8C4C9 · gable gold #C9B458
   ═══════════════════════════════════════════════════════ */

:root{
  --dark:#1F2A30;
  --cream:#EAE4D6;
  --cream-raised:#F1EDE1;
  --brick:#8C4A32;
  --green:#2F4A3C;
  --water:#B8C4C9;
  --gold:#C9B458;
  --ink-soft:#44525A;
  --line:rgba(31,42,48,.18);
  --serif:"DM Serif Display",Georgia,serif;
  --sans:"Assistant",system-ui,sans-serif;
  --mono:"Azeret Mono",ui-monospace,monospace;
  --ease-canal:cubic-bezier(.22,.9,.28,1);
  --ease-lift:cubic-bezier(.34,1.4,.44,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  font-family:var(--sans);
  font-size:1.0625rem;
  line-height:1.65;
  color:var(--dark);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
/* faint paper grain over the whole page */
body::after{
  content:"";position:fixed;inset:0;z-index:50;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  opacity:.05;mix-blend-mode:multiply;
}
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.08;margin:0 0 .5em}
p{margin:0 0 1em}
a{color:inherit}
img,svg{max-width:100%}
::selection{background:var(--brick);color:var(--cream)}

.skip{position:absolute;left:-999px;top:0;background:var(--dark);color:var(--cream);padding:.6rem 1rem;z-index:99;font-family:var(--mono);font-size:.8rem}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:2px solid var(--brick);outline-offset:3px;border-radius:2px}

/* ── top bar ─────────────────────────────── */
.topbar{
  display:flex;justify-content:space-between;align-items:baseline;gap:1.5rem;flex-wrap:wrap;
  padding:1.4rem clamp(1.2rem,4vw,3.5rem);
  border-bottom:1px solid var(--line);
}
.wordmark{
  font-family:var(--serif);font-size:1.35rem;letter-spacing:.12em;text-decoration:none;
}
.wordmark .amp,.foot .amp{color:var(--gold);font-style:italic}
.topbar nav{display:flex;gap:clamp(.9rem,2.4vw,2rem);align-items:baseline;flex-wrap:wrap}
.topbar nav a{
  font-family:var(--mono);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;
  text-decoration:none;padding:.2rem 0;border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease-canal),color .25s;
}
.topbar nav a:hover{border-bottom-color:var(--brick);color:var(--brick)}
.topbar .navcta{border:1px solid var(--dark);padding:.4rem .9rem;border-radius:2px;transition:background .25s,color .25s}
.topbar .navcta:hover{background:var(--dark);color:var(--cream);border-bottom-color:var(--dark)}

/* ── type helpers ─────────────────────────── */
.eyebrow{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.22em;
  color:var(--brick);margin-bottom:1.1rem;
}
.deed{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;
  color:var(--ink-soft);
}
.hint{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;color:var(--ink-soft);
  margin-top:1.1rem;
}

/* ── hero ─────────────────────────────────── */
.hero{padding-top:clamp(1.4rem,3.5vh,3rem)}
.hero-copy{
  max-width:62rem;margin:0 auto;text-align:center;
  padding:0 clamp(1.2rem,4vw,2rem) clamp(1.2rem,2.5vh,2.2rem);
}
.hero h1{
  font-size:clamp(2rem,3.6vw,3.1rem);
  margin-bottom:.5em;
}
.hero h1 em{color:var(--brick)}
.lede{
  font-size:clamp(1rem,1.3vw,1.15rem);max-width:44rem;margin:0 auto 0;
  color:var(--ink-soft);
}
.hero-stage{overflow-x:auto;overflow-y:hidden;scrollbar-width:thin}
.hero-row{
  position:relative;
  /* viewport-aware: the waterline should crest the fold on a 900px screen */
  width:min(1120px,94vw,max(720px,calc((100vh - 430px)*1.85)));
  min-width:720px;
  margin:0 auto;
}
@supports (height:1svh){
  .hero-row{width:min(1120px,94vw,max(720px,calc((100svh - 430px)*1.85)))}
}
#rowSvg{display:block;width:100%;height:auto}
.hero-water{
  display:block;width:100%;height:216px;margin-top:-1px;
  background:linear-gradient(#96A6AC,#5C6E75 40%,#1F2A30);
}
.js .hero-water{opacity:0;transition:opacity 1.4s ease .35s}
.js .hero-water.wet{opacity:1}
@media(max-width:720px){.hero-water{height:150px}}

/* facades: rise from the water on load */
.facade{cursor:pointer;outline-offset:-2px}
.facade .house{transition:transform .45s var(--ease-lift),color .5s ease}
.facade:hover .house,.facade:focus-visible .house{transform:translateY(-6px)}
/* the house notices you: windows warm to lamplight */
.facade:hover .house,.facade:focus-visible .house{color:#D8AF55!important}
.js .hero:not(.in) .house{opacity:0;transform:translateY(46px)}
.hero .house{transition:transform .9s var(--ease-canal),opacity .9s var(--ease-canal)}
.hero.in .h1{transition-delay:.05s}
.hero.in .h2{transition-delay:.18s}
.hero.in .h3{transition-delay:.30s}
.hero.in .h4{transition-delay:.42s}
.hero.in .h5{transition-delay:.54s}
.hero.in .facade .house{transition:transform .45s var(--ease-lift),opacity .9s var(--ease-canal)}

/* hoisted crates (under offer) */
.rope,.crate,.box{transform-box:fill-box}
.rope{transform-origin:50% 0}
.box{transform-origin:50% 0}
@media(prefers-reduced-motion:no-preference){
  .rope{animation:ropeHoist 7s ease-in-out infinite alternate}
  .crate{animation:crateHoist 7s ease-in-out infinite alternate}
  .rope2{animation-name:ropeHoist2}
  .crate2{animation-name:crateHoist2}
  .box{animation:crateSway 3.4s ease-in-out infinite alternate}
}
@keyframes ropeHoist{from{transform:scaleY(1)}to{transform:scaleY(.353)}}
@keyframes crateHoist{from{transform:translateY(0)}to{transform:translateY(-44px)}}
@keyframes ropeHoist2{from{transform:scaleY(1)}to{transform:scaleY(.4)}}
@keyframes crateHoist2{from{transform:translateY(0)}to{transform:translateY(-36px)}}
@keyframes crateSway{from{transform:rotate(-1.4deg)}to{transform:rotate(1.4deg)}}

/* tooltip */
.tip{
  position:absolute;top:0;left:0;transform:translate(-50%,calc(-100% - 2px));
  background:var(--dark);color:var(--cream);
  padding:.5rem .85rem;border-radius:3px;pointer-events:none;
  opacity:0;transition:opacity .25s var(--ease-canal),transform .25s var(--ease-canal);
  white-space:nowrap;z-index:4;
  box-shadow:0 8px 24px rgba(31,42,48,.28);
}
.tip.show{opacity:1;transform:translate(-50%,calc(-100% - 10px))}
.tip strong{display:block;font-family:var(--serif);font-weight:400;font-size:1rem;letter-spacing:.03em}
.tip span{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;color:var(--water)}
.tip::after{
  content:"";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%);
  border:6px solid transparent;border-top-color:var(--dark);border-bottom:none;
}

/* ── sections ─────────────────────────────── */
.sect{padding:clamp(3.5rem,9vh,6.5rem) clamp(1.2rem,4vw,3.5rem)}
.secthead{max-width:52rem;margin:0 auto clamp(2.2rem,5vh,3.6rem);text-align:center}
.secthead h2{font-size:clamp(1.9rem,3.4vw,2.9rem)}
.sectlede{color:var(--ink-soft);max-width:42rem;margin:0 auto}

/* wave divider */
.wave{
  border:none;height:12px;margin:0 auto;max-width:280px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='12'%3E%3Cpath d='M0 6 Q10 1 20 6 T40 6' fill='none' stroke='%23B8C4C9' stroke-width='1.8'/%3E%3C/svg%3E") repeat-x center;
  opacity:.9;
}

/* ── aktes (listings) ─────────────────────── */
.aktes{
  display:grid;gap:clamp(1.2rem,2.4vw,2rem);
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  max-width:1240px;margin:0 auto;
}
.akte{
  background:var(--cream-raised);
  border:1px solid var(--line);
  border-top:4px solid var(--brick);
  padding:clamp(1.4rem,2.4vw,2.2rem);
  display:flex;flex-direction:column;
}
.akte .deed{margin-bottom:1.2rem}
.aktetitle{display:flex;flex-direction:column-reverse;align-items:flex-start;gap:.35rem}
.akte h3{font-size:clamp(1.5rem,2vw,1.85rem);margin-bottom:.2em}
.gabletag{
  display:flex;align-items:center;gap:.5rem;
  font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;color:var(--ink-soft);
  margin:0;
}
.gabletag svg{width:30px;height:37px;color:var(--dark);flex:none}
.price{
  font-family:var(--serif);font-size:clamp(1.5rem,2vw,1.8rem);color:var(--brick);
  margin:.1em 0 .8em;
}
.price span{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--ink-soft)}
.akte>p:not(.deed):not(.price){font-size:.98rem}

.specs{
  display:grid;grid-template-columns:1fr 1fr;gap:.65rem 1.2rem;
  margin:1.1rem 0 1.3rem;padding:1.1rem 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.specs div{margin:0}
.specs dt{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft)}
.specs dd{margin:0;font-weight:600;font-size:.92rem}

.stairrow{display:flex;gap:1.1rem;align-items:center;margin-bottom:1.4rem}
.gauge{width:120px;flex:none;color:var(--dark)}
.gauge .gt{font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;fill:currentColor}
.gauge .gt.big{font-size:17px;font-family:var(--serif)}
.gauge .needle{transform-box:view-box;transform-origin:10.6% 86%;transition:transform 1.1s var(--ease-canal)}
.js .akte:not(.in) .gauge .needle{transform:rotate(48deg)}
.stairnote{font-size:.9rem;color:var(--ink-soft);margin:0}
.stairnote strong{color:var(--brick)}

.btn{
  align-self:flex-start;margin-top:auto;
  font-family:var(--mono);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;
  text-decoration:none;color:var(--dark);
  border:1px solid var(--dark);padding:.7rem 1.3rem;border-radius:2px;
  transition:background .25s var(--ease-canal),color .25s var(--ease-canal);
  background:transparent;cursor:pointer;
}
.btn:hover{background:var(--dark);color:var(--cream)}
.btn.solid{background:var(--brick);border-color:var(--brick);color:var(--cream)}
.btn.solid:hover{background:var(--dark);border-color:var(--dark)}

.onderbod{
  max-width:1240px;margin:clamp(1.2rem,2.4vw,2rem) auto 0;
  border:1px dashed rgba(31,42,48,.35);
  padding:1.3rem clamp(1.4rem,2.4vw,2.2rem);
  background:rgba(184,196,201,.14);
}
.onderbod .deed{margin-bottom:.5rem;color:var(--brick)}
.onderbod p:last-child{margin:0;font-size:.95rem;color:var(--ink-soft)}

/* ── gable guide ──────────────────────────── */
.guide{
  list-style:none;margin:0 auto;padding:0;max-width:1240px;
  display:grid;gap:clamp(1.1rem,2vw,1.6rem);
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
}
.gcard{
  border:1px solid var(--line);background:var(--cream-raised);
  padding:1.4rem 1.3rem 1.2rem;text-align:center;
  display:flex;flex-direction:column;
  transition:transform .35s var(--ease-canal),border-color .35s;
}
.gcard:hover{transform:translateY(-4px);border-color:var(--brick)}
.sil{width:96px;height:auto;color:var(--dark);margin:0 auto .8rem;display:block}
.sil path{stroke-dasharray:1;stroke-dashoffset:0}
.js .gcard:not(.in) .sil path{stroke-dashoffset:1}
.gcard.in .sil path{transition:stroke-dashoffset 1.4s var(--ease-canal) .15s}
.gnum{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;color:var(--brick);margin-bottom:.3rem;white-space:nowrap}
.gcard h3{font-size:1.3rem;margin-bottom:.35em}
.gcard h3 span{font-style:italic;font-size:.85em;color:var(--ink-soft)}
.gcard p{font-size:.88rem;color:var(--ink-soft);text-align:left}
.spot{
  font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;line-height:1.7;
  color:var(--dark);border-top:1px solid var(--line);padding-top:.7rem;
  margin-top:auto;margin-bottom:0!important;
}
.guidefoot{
  text-align:center;font-family:var(--mono);font-size:.7rem;letter-spacing:.24em;
  color:var(--ink-soft);margin:clamp(2rem,4vh,3rem) 0 0;
}

/* ── the lean ─────────────────────────────── */
.lean{
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);
  max-width:1180px;margin:0 auto;align-items:center;
}
.leancopy h2{font-size:clamp(1.9rem,3.2vw,2.7rem)}
.leancopy p{color:var(--ink-soft)}
.leancopy strong{color:var(--dark)}
.leanfig{margin:0}
.leanfig svg{width:100%;height:auto;color:var(--dark)}
.leanfig .dt{font-family:var(--mono);font-size:11px;letter-spacing:.05em;fill:currentColor}
.leanfig figcaption{margin-top:.8rem;text-align:center}

/* ── de gordel (dark) ─────────────────────── */
.sect.dark{
  background:var(--dark);color:var(--cream);
}
.sect.dark .eyebrow{color:var(--gold)}
.sect.dark .sectlede{color:var(--water)}
.mapfig{margin:0 auto;max-width:880px}
.map{width:100%;height:auto;display:block}
.map .mt{font-family:var(--mono);font-size:12.5px;letter-spacing:.18em;fill:#B8C4C9}
.map .mt.small{font-size:11px;letter-spacing:.08em}
.map .pin circle{fill:#EAE4D6;stroke:#1F2A30;stroke-width:2}
.map .pin text{font-family:var(--mono);font-size:12px;font-weight:500;fill:#1F2A30;text-anchor:middle}
.maplegend{color:var(--water);text-align:center;margin-top:1.4rem;line-height:2}

/* ── bezichtiging ─────────────────────────── */
.visit{
  display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(2rem,5vw,4.5rem);
  max-width:1180px;margin:0 auto;align-items:start;
}
.visitcopy h2{font-size:clamp(1.9rem,3.2vw,2.7rem)}
.visitcopy p{color:var(--ink-soft)}
.visitcopy .deed{margin-top:1.6rem;line-height:2}
.visitform{
  background:var(--cream-raised);border:1px solid var(--line);border-top:4px solid var(--green);
  padding:clamp(1.4rem,2.6vw,2.2rem);
}
.visitform .deed{margin-bottom:1.4rem}
.field{margin-bottom:1.1rem}
.field label{
  display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:.4rem;color:var(--ink-soft);
}
.field .opt{text-transform:none;letter-spacing:.05em}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--sans);font-size:1rem;color:var(--dark);
  background:var(--cream);border:1px solid rgba(31,42,48,.3);border-radius:2px;
  padding:.65rem .75rem;
}
.field textarea{resize:vertical}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{
  outline:2px solid var(--brick);outline-offset:1px;
}
.check{display:flex;gap:.6rem;align-items:flex-start;font-size:.92rem;color:var(--ink-soft);margin:1.2rem 0 1.4rem;cursor:pointer}
.check input{margin-top:.28rem;accent-color:var(--brick);width:1rem;height:1rem;flex:none}
.formnote{font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;color:var(--green);margin:.9rem 0 0;min-height:1.2em}

/* ── footer ───────────────────────────────── */
.foot{
  background:var(--dark);color:var(--cream);
  padding:clamp(2.6rem,6vh,4rem) clamp(1.2rem,4vw,3.5rem) 1.6rem;
}
.footgrid{
  display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:flex-start;
  max-width:1240px;margin:0 auto;
}
.foot .wordmark.big{font-size:1.7rem;letter-spacing:.14em;margin-bottom:.4rem;display:block;text-decoration:none}
.foot .deed{color:var(--water)}
.foot .nap{margin-top:.5rem;color:rgba(184,196,201,.6)}
.footcols{display:flex;gap:clamp(1.6rem,4vw,3.5rem);flex-wrap:wrap}
.footcols p{font-size:.92rem;color:var(--water);margin:0;line-height:1.8}
.credit{
  max-width:1240px;margin:2.6rem auto 0;padding-top:1.2rem;
  border-top:1px solid rgba(234,228,214,.14);
  font-size:.8rem;color:rgba(184,196,201,.75);
}
.credit a{color:var(--water)}

/* ── reveals ──────────────────────────────── */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease-canal),transform .8s var(--ease-canal)}
.js .reveal.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  .js .reveal,.js .hero:not(.in) .house,.js .akte:not(.in) .gauge .needle,.js .gcard:not(.in) .sil path{
    opacity:1;transform:none;stroke-dashoffset:0;transition:none;
  }
  .facade:hover .house,.facade:focus-visible .house{transform:none}
  .tip{transition:none}
}

/* ── responsive ───────────────────────────── */
@media(max-width:900px){
  .lean,.visit{grid-template-columns:1fr}
  .leanfig{max-width:460px;margin:0 auto}
}
@media(max-width:640px){
  .hero h1 br{display:none}
  .topbar{padding:1.1rem 1.2rem .9rem}
  .topbar nav{gap:.7rem 1rem}
  .topbar nav a{font-size:.7rem}
  .topbar .navcta{padding:.3rem .7rem}
  .specs{grid-template-columns:1fr 1fr}
  .aktetitle{flex-direction:column-reverse;align-items:flex-start;gap:.4rem}
  .gabletag{text-align:left}
  .stairrow{align-items:flex-start}
  .footgrid{flex-direction:column}
  /* the map's svg shrinks ~2×: bump its type + pins so they stay legible */
  .map .mt{font-size:19px;letter-spacing:.12em}
  .map .mt.small{font-size:16px;letter-spacing:.06em}
  .map .pin circle{r:16px}
  .map .pin text{font-size:16.5px}
}