:root{
  --ink:#14241D;
  --ink-soft:#3B4A41;
  --paper:#F1EEE3;
  --paper-dim:#E7E1CE;
  --paper-card:#FAF8F1;
  --forest:#2F5C48;
  --forest-dark:#1C3A2C;
  --forest-darker:#122720;
  --rust:#D9622E;
  --rust-dark:#B94E22;
  --sage:#8CA48C;
  --sage-dark:#5D7A66;
  --brass:#C79A48;
  --line:rgba(20,36,29,0.14);
  --line-soft:rgba(20,36,29,0.08);
  --shadow:0 10px 30px -12px rgba(20,36,29,0.35);
  --radius:14px;
  --font-display:'Fraunces', serif;
  --font-body:'Work Sans', -apple-system, sans-serif;
  --font-mono:'IBM Plex Mono', monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}
img{max-width:100%; display:block;}
a{color:inherit;}
h1,h2,h3,h4{font-family:var(--font-display); margin:0; font-weight:600; letter-spacing:-0.01em;}
.eyebrow{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--brass);
  font-weight:600;
}
.mono{font-family:var(--font-mono);}
.wrap{max-width:1240px; margin:0 auto; padding:0 32px;}
@media (max-width:640px){.wrap{padding:0 18px;}}

/* ---------- Nav ---------- */
nav.topnav{
  position:sticky; top:0; z-index:100;
  background:rgba(241,238,227,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topnav-inner{
  max-width:1240px; margin:0 auto; padding:14px 32px;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family:var(--font-display); font-weight:700; font-size:19px;
  color:var(--forest-dark); white-space:nowrap;
}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--rust);display:inline-block;}
.navlinks{display:flex; gap:6px; flex-wrap:wrap;}
.navlinks a{
  font-family:var(--font-mono); font-size:12.5px; letter-spacing:0.03em;
  padding:8px 12px; border-radius:20px; text-decoration:none;
  color:var(--ink-soft); transition:background .15s, color .15s;
}
.navlinks a:hover{background:var(--forest); color:#fff;}
@media (max-width:900px){
  .topnav-inner{flex-direction:column; align-items:flex-start; gap:10px; padding:12px 18px;}
  .navlinks{width:100%; overflow-x:auto; flex-wrap:nowrap; gap:4px; padding-bottom:2px;}
  .navlinks a{white-space:nowrap;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  background:radial-gradient(1100px 500px at 15% -10%, #274d3c 0%, var(--forest-dark) 45%, var(--forest-darker) 100%);
  color:#F3EFE1;
  overflow:hidden;
  padding-top:64px;
}
.hero-grid{
  max-width:1240px; margin:0 auto; padding:56px 32px 0;
  display:grid; grid-template-columns:1.15fr 0.85fr; gap:48px; align-items:center;
}
@media (max-width:900px){ .hero-grid{grid-template-columns:1fr; padding-top:20px;} }
.hero-eyebrow{color:var(--brass); font-family:var(--font-mono); font-size:12px; letter-spacing:0.16em; text-transform:uppercase; margin-bottom:18px;}
.hero h1{
  font-size:clamp(34px, 5.4vw, 62px);
  line-height:1.03;
  color:#FBF8EF;
  max-width:11ch;
}
.hero h1 em{font-style:italic; color:var(--brass); font-weight:500;}
.hero p.lede{
  font-size:17px; color:#C9D3C7; max-width:46ch; margin-top:20px; line-height:1.6;
}
.hero-stat{
  margin-top:38px;
  display:flex; align-items:baseline; gap:14px; flex-wrap:wrap;
}
.hero-stat .num{
  font-family:var(--font-display); font-weight:700; font-size:clamp(48px,8vw,86px);
  color:#fff; line-height:0.9;
}
.hero-stat .unit{font-family:var(--font-mono); color:var(--brass); font-size:15px;}
.hero-substats{display:flex; gap:28px; margin-top:26px; flex-wrap:wrap;}
.hero-substats div{font-family:var(--font-mono); font-size:12.5px; color:#AEBBB0;}
.hero-substats b{display:block; font-family:var(--font-display); font-size:22px; color:#fff; font-weight:600;}
.hero-photos{position:relative;}
.hero-photo{
  position:relative; border-radius:20px; overflow:hidden;
  box-shadow:var(--shadow);
  transform:rotate(1.4deg);
  border:6px solid #FBF8EF;
}
.hero-photo img{width:100%; height:100%; object-fit:cover; aspect-ratio:1/1;}
.hero-photo .tag{
  position:absolute; bottom:14px; left:14px;
  background:rgba(20,36,29,0.72); color:#F3EFE1;
  font-family:var(--font-mono); font-size:11px; letter-spacing:0.05em;
  padding:6px 10px; border-radius:8px; backdrop-filter:blur(4px);
}
.hero-photo-secondary{
  position:absolute; width:38%; left:-9%; bottom:-9%;
  border-radius:14px; overflow:hidden; border:5px solid #FBF8EF;
  box-shadow:0 14px 30px -10px rgba(0,0,0,0.5);
  transform:rotate(-7deg); z-index:2;
}
.hero-photo-secondary img{width:100%; height:100%; object-fit:cover; aspect-ratio:1/1; display:block;}
@media (max-width:900px){ .hero-photo-secondary{width:34%; left:-6%; bottom:-7%;} }
.elevation-chart{margin-top:44px;}
.elevation-divider{
  display:block; width:100%; height:auto;
}
.elevation-divider path.area{opacity:0.88;}
.elevation-divider path.line{fill:none; stroke:var(--brass); stroke-width:1.6;}
.elevation-point{fill:transparent; cursor:pointer;}
.elevation-point:hover{fill:#FBF8EF;}
.elevation-tooltip{
  position:fixed; z-index:1000; pointer-events:none;
  background:var(--forest-dark); color:#F3EFE1;
  border:1px solid rgba(199,154,72,0.5); border-radius:8px;
  font-family:var(--font-mono); font-size:12px; white-space:nowrap;
  padding:6px 10px; box-shadow:var(--shadow);
  opacity:0; visibility:hidden; transition:opacity .1s;
}
.elevation-tooltip.visible{opacity:1; visibility:visible;}
.elevation-labels{
  display:flex; width:100%;
}
.elevation-label{
  text-align:center; padding:9px 8px 0; border-top:2px solid transparent;
  font-family:var(--font-mono); font-style:italic; font-weight:500;
  font-size:clamp(9px,1.3vw,12.5px); line-height:1.3; letter-spacing:0.01em;
  color:#C9D3C7; overflow:hidden;
}
.elevation-caption{
  max-width:1240px; margin:0 auto; padding:14px 32px 22px;
  font-family:var(--font-mono); text-align:right;
  font-size:clamp(7.6px,2.1vw,11px); color:#9FAE9F; letter-spacing:0.04em;
}
.elevation-caption span{display:block;}
@media (max-width:640px){.elevation-caption{padding-left:18px; padding-right:18px;}}

/* ---------- Section shells ---------- */
section{padding:80px 0;}
section.tight{padding:56px 0;}
.section-head{margin-bottom:38px; max-width:640px;}
.section-head h2{font-size:clamp(26px,3.4vw,38px); margin-top:8px;}
.section-head p{color:var(--ink-soft); margin-top:10px; font-size:15.5px;}
.section-alt{background:var(--paper-dim);}

/* ---------- Stat strip ---------- */
.statstrip{
  display:grid; grid-template-columns:repeat(5,1fr); gap:1px;
  background:var(--line); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
}
@media (max-width:900px){ .statstrip{grid-template-columns:repeat(2,1fr);} }
.statcell{background:var(--paper-card); padding:26px 22px;}
.statcell .num{font-family:var(--font-display); font-size:clamp(26px,3vw,36px); font-weight:700; color:var(--forest-dark);}
.statcell .lbl{font-family:var(--font-mono); font-size:11px; text-transform:uppercase; letter-spacing:0.08em; color:var(--ink-soft); margin-top:6px;}
.statcell .sub{font-family:var(--font-mono); font-size:11px; color:var(--sage-dark); margin-top:4px;}

/* ---------- Big trip cards ---------- */
.bigtrip{
  border:1px solid var(--line); border-radius:var(--radius); background:var(--paper-card);
  margin-bottom:18px; overflow:hidden; box-shadow:0 2px 0 var(--line-soft);
}
.bigtrip-head{
  display:flex; align-items:center; gap:20px; padding:22px 26px; cursor:pointer;
  user-select:none;
}
.bigtrip-idx{
  font-family:var(--font-mono); font-size:12px; color:var(--brass);
  border:1px solid var(--brass); border-radius:50%; width:34px; height:34px;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.bigtrip-title{flex:1; min-width:200px;}
.bigtrip-title h3{font-size:21px; color:var(--forest-dark);}
.bigtrip-title .dates{font-family:var(--font-mono); font-size:12px; color:var(--ink-soft); margin-top:4px;}
.bigtrip-quickstats{display:flex; gap:22px; flex-wrap:wrap;}
.bigtrip-quickstats div{text-align:right;}
.bigtrip-quickstats .v{font-family:var(--font-mono); font-weight:600; font-size:15px; color:var(--forest-dark);}
.bigtrip-quickstats .k{font-family:var(--font-mono); font-size:10px; text-transform:uppercase; color:var(--ink-soft); letter-spacing:0.04em;}
.bigtrip-chevron{
  width:28px; height:28px; border-radius:50%; border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
  transition:transform .25s ease;
}
.bigtrip.open .bigtrip-chevron{transform:rotate(180deg); background:var(--rust); border-color:var(--rust);}
.bigtrip.open .bigtrip-chevron svg{stroke:#fff;}
.bigtrip-body{
  max-height:0; overflow:hidden; transition:max-height .35s ease;
  border-top:1px solid var(--line);
}
.bigtrip.open .bigtrip-body{max-height:1400px;}
.bigtrip-body-inner{padding:24px 26px 30px; display:grid; grid-template-columns:1.4fr 1fr; gap:28px;}
@media (max-width:800px){ .bigtrip-body-inner{grid-template-columns:1fr;} }
.bigtrip-info{font-size:14.5px; color:var(--ink-soft); font-style:italic; margin-bottom:16px;}
.chart-tabs{display:flex; gap:6px; margin-bottom:10px;}
.chart-tab{
  font-family:var(--font-mono); font-size:11px; padding:5px 10px; border-radius:14px;
  border:1px solid var(--line); background:transparent; cursor:pointer; color:var(--ink-soft);
}
.chart-tab.active{background:var(--forest); color:#fff; border-color:var(--forest);}
.chart-holder{height:200px; position:relative;}
.etappes{display:flex; flex-direction:column; gap:8px; margin-top:14px;}
.etappe-row{display:flex; justify-content:space-between; font-family:var(--font-mono); font-size:12.5px; border-bottom:1px dashed var(--line-soft); padding-bottom:6px;}
.side-stats{display:flex; flex-direction:column; gap:10px;}
.side-stat{display:flex; justify-content:space-between; align-items:center; padding:9px 12px; background:var(--paper-dim); border-radius:8px;}
.side-stat .k{font-family:var(--font-mono); font-size:11.5px; color:var(--ink-soft);}
.side-stat .v{font-family:var(--font-mono); font-weight:600; font-size:13.5px; color:var(--forest-dark);}
.funfact{
  margin-top:14px; padding:12px 14px; border-radius:10px;
  background:linear-gradient(120deg, rgba(215,98,46,0.10), rgba(199,154,72,0.14));
  border:1px dashed var(--brass);
  font-family:var(--font-mono); font-size:12.5px; color:var(--forest-dark);
}
@media (max-width:640px){
  .bigtrip-head{flex-wrap:wrap; padding:18px 18px;}
  .bigtrip-title{order:1; flex-basis:100%;}
  .bigtrip-quickstats{order:3; flex-basis:100%; justify-content:space-between; margin-top:6px;}
  .bigtrip-quickstats div{text-align:left;}
  .bigtrip-idx{order:0;}
  .bigtrip-chevron{order:2; margin-left:auto;}
}

/* ---------- Small trips ---------- */
.smallgrid{
  display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:12px;
}
.smallcard{
  border:1px solid var(--line); border-radius:10px; background:var(--paper-card);
  padding:16px 16px 14px; position:relative; transition:transform .15s, box-shadow .15s;
}
.smallcard:hover{transform:translateY(-2px); box-shadow:var(--shadow);}
.smallcard .badge{
  position:absolute; top:12px; right:12px; width:8px; height:8px; border-radius:50%; background:var(--sage);
}
.smallcard h4{font-size:15.5px; color:var(--forest-dark); padding-right:16px;}
.smallcard .dates{font-family:var(--font-mono); font-size:10.5px; color:var(--ink-soft); margin-top:5px;}
.smallcard .metrics{display:flex; gap:14px; margin-top:12px;}
.smallcard .metrics div{font-family:var(--font-mono);}
.smallcard .metrics .v{font-weight:600; font-size:14px; color:var(--forest-dark);}
.smallcard .metrics .k{font-size:9.5px; text-transform:uppercase; color:var(--ink-soft); letter-spacing:0.04em;}
.smallcard .info{font-size:12px; font-style:italic; color:var(--ink-soft); margin-top:10px; min-height:14px;}

/* ---------- Filters ---------- */
.filterbar{display:flex; gap:8px; flex-wrap:wrap; margin-bottom:22px;}
.filterbtn{
  font-family:var(--font-mono); font-size:11.5px; padding:7px 13px; border-radius:16px;
  border:1px solid var(--line); background:var(--paper-card); cursor:pointer; color:var(--ink-soft);
}
.filterbtn.active{background:var(--ink); color:#fff; border-color:var(--ink);}

/* ---------- Comparison ---------- */
.compare-tabs{display:flex; gap:8px; margin-bottom:20px;}
.compare-holder{height:420px; position:relative; background:var(--paper-card); border:1px solid var(--line); border-radius:var(--radius); padding:20px;}

/* ---------- Timeline ---------- */
.timeline-scroll{overflow-x:auto; padding-bottom:16px;}
.timeline-track{position:relative; height:190px; min-width:1700px; margin:0 20px;}
.timeline-line{position:absolute; top:95px; left:0; right:0; height:2px; background:var(--line);}
.tl-item{position:absolute; top:95px; transform:translate(-50%,-50%);}
.tl-dot{width:14px; height:14px; border-radius:50%; border:2px solid var(--paper-dim); cursor:pointer;}
.tl-item.big .tl-dot{width:20px; height:20px; background:var(--rust);}
.tl-item.small .tl-dot{background:var(--sage);}
.tl-label{
  position:absolute; left:50%; transform:translateX(-50%);
  width:120px; text-align:center; font-family:var(--font-mono); font-size:10.5px;
}
.tl-item.up .tl-label{bottom:26px; color:var(--forest-dark);}
.tl-item.down .tl-label{top:26px; color:var(--ink-soft);}
.tl-item.up .tl-stem, .tl-item.down .tl-stem{position:absolute; left:50%; width:1px; background:var(--line-soft);}
.tl-item.up .tl-stem{bottom:10px; height:16px;}
.tl-item.down .tl-stem{top:10px; height:16px;}
.tl-year{position:absolute; top:130px; transform:translateX(-50%); font-family:var(--font-mono); font-size:11px; color:var(--brass); font-weight:600;}

/* ---------- Fotokaart (Polarsteps) ---------- */
.photomap-layout{display:grid; grid-template-columns:270px 1fr; gap:26px; align-items:start;}
@media (max-width:800px){ .photomap-layout{grid-template-columns:1fr;} }
.photomap-list{
  display:flex; flex-direction:column; gap:2px; max-height:640px; overflow-y:auto;
  border:1px solid var(--line); border-radius:var(--radius); background:var(--paper-card); padding:8px;
}
@media (max-width:800px){
  .photomap-list{flex-direction:row; max-height:none; overflow-x:auto; overflow-y:visible; gap:6px;}
}
.photomap-btn{
  text-align:left; padding:10px 13px; border-radius:9px; border:none; background:transparent; cursor:pointer;
  font-family:var(--font-body); font-size:13.5px; color:var(--ink-soft);
  display:flex; justify-content:space-between; align-items:center; gap:8px; white-space:nowrap;
}
.photomap-btn:hover{background:var(--paper-dim);}
.photomap-btn.active{background:var(--forest-dark); color:#fff;}
.photomap-btn .dot{width:7px; height:7px; border-radius:50%; flex-shrink:0;}
.photomap-btn.totaal{font-weight:600; border-bottom:1px dashed var(--line); border-radius:9px 9px 0 0; margin-bottom:4px;}
@media (max-width:800px){ .photomap-btn.totaal{border-bottom:none;} }
.photomap-viewer{
  border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); box-shadow:var(--shadow);
  background:var(--forest-darker); max-width:520px;
}
.photomap-imgwrap{width:100%; aspect-ratio:600/730; overflow:hidden; background:var(--forest-darker);}
.photomap-imgwrap img{width:100%; height:100%; object-fit:contain; object-position:top; display:block;}
.photomap-caption{
  padding:16px 22px; display:flex; justify-content:space-between; align-items:baseline; flex-wrap:wrap; gap:8px;
  background:var(--paper-card);
}
.photomap-caption h3{font-size:18px; color:var(--forest-dark);}
.photomap-caption .meta{font-family:var(--font-mono); font-size:11.5px; color:var(--ink-soft);}
.photomap-note{font-family:var(--font-mono); font-size:11px; color:var(--brass); padding:0 22px 14px; background:var(--paper-card);}


/* ---------- Extend / footer ---------- */
.extend-box{
  background:var(--forest-dark); color:#EDE9DA; border-radius:var(--radius); padding:34px;
  display:grid; grid-template-columns:1fr 1fr; gap:30px;
}
@media (max-width:800px){ .extend-box{grid-template-columns:1fr;} }
.extend-box h3{color:#fff; font-size:20px;}
.extend-box p{color:#B9C4B7; font-size:14px; line-height:1.6; margin-top:10px;}
.codeblock{
  background:var(--forest-darker); border-radius:10px; padding:16px 18px;
  font-family:var(--font-mono); font-size:12px; color:#CFE0D2; overflow-x:auto; line-height:1.7;
  white-space:pre; overflow-x:auto;
}
footer{
  padding:36px 0 60px; text-align:center; font-family:var(--font-mono); font-size:11.5px; color:var(--ink-soft);
}
.footer-copyright{
  margin-top:10px;
}
.footer-copyright a{
  color:var(--ink-soft);
}
.back-to-top{
  position:fixed; right:22px; bottom:22px; width:44px; height:44px; border-radius:50%;
  background:var(--forest-dark); color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:var(--shadow); opacity:0; pointer-events:none; transition:opacity .2s; z-index:90; cursor:pointer; border:none;
}
.back-to-top.show{opacity:1; pointer-events:auto;}