/* ============================================================
   NORTHBOUND — EV road-trip & charging-network planner
   Design system lives here. Tokens first, then structure.
   Identity: forest-ink topography, electric-green route, clay accents.
   ============================================================ */
:root{
  --bg:#12180f;            /* forest ink */
  --bg-2:#0d120a;          /* deeper hollow (fog / scrim) */
  --panel:#1a2115;         /* raised surface */
  --panel-2:#212a1a;       /* raised surface, lit */
  --ink:#f0f2e9;           /* bone */
  --dim:#a7b199;           /* sage text */
  --faint:#69735c;         /* lichen — mono micro-labels only */
  --green:#6cff6a;         /* electric route */
  --green-deep:#3fb84a;    /* route in shadow */
  --earth:#c98a4b;         /* clay / trailhead */
  --line:rgba(240,242,233,.10);
  --line-2:rgba(240,242,233,.05);
  --max:1220px;
  /* signature easing — a "crest": quick lift, long settle over the ridge */
  --ease:cubic-bezier(.2,.9,.24,1);
  --ease-snap:cubic-bezier(.34,1.32,.5,1);   /* small overshoot for node/marker pops */
  --r:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  background:var(--bg);color:var(--ink);
  font-family:"Inter",system-ui,sans-serif;font-weight:400;line-height:1.58;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
em{font-style:italic}
img,svg{max-width:100%;display:block}
::selection{background:var(--green);color:#08210a}

/* ---------- fixed terrain layer (three.js mounts here; SVG is the fallback) ---------- */
.terrain{position:fixed;inset:0;z-index:0;pointer-events:none;background:
  radial-gradient(120% 90% at 50% -10%, #1a2413 0%, var(--bg) 46%, var(--bg-2) 100%)}
.terrain canvas{display:block;width:100%;height:100%}
.terrain-fallback{position:absolute;inset:0;width:100%;height:100%}
.js .terrain.gl-live .terrain-fallback{opacity:0;transition:opacity .8s var(--ease)}
.scrim{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(13,18,10,.6) 0%,rgba(13,18,10,0) 18%,rgba(13,18,10,0) 38%,rgba(15,20,12,.74) 76%,var(--bg) 100%)}
body>*:not(.terrain):not(.scrim){position:relative;z-index:2}

/* ---------- type scale ---------- */
.eyebrow,.kicker{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:.72rem;
  letter-spacing:.24em;text-transform:uppercase;color:var(--green)}
.mono{font-family:"JetBrains Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums}
h1,h2,h3{font-family:"Bricolage Grotesque","Inter",sans-serif;font-weight:700;
  letter-spacing:-.02em;line-height:1.02}
.hero-title{font-weight:700;font-size:clamp(2.9rem,9vw,7rem);line-height:.96;letter-spacing:-.03em}
.hero-title em{color:var(--green);font-style:normal}
h2{font-size:clamp(2rem,4.8vw,3.5rem)}
h3{font-size:1.16rem;font-weight:600;letter-spacing:-.01em}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;justify-content:space-between;
  align-items:center;padding:16px clamp(18px,4vw,44px);
  background:linear-gradient(180deg,rgba(18,24,15,.86),rgba(18,24,15,0));backdrop-filter:blur(4px)}
.brand{display:flex;align-items:center;gap:11px;font-family:"Bricolage Grotesque",sans-serif;
  font-size:1.14rem;font-weight:800;letter-spacing:-.01em}
.brand-mark{width:17px;height:17px;flex:none;display:grid;place-items:center;color:var(--green)}
.brand-mark svg{width:100%;height:100%}
.nav-links{display:flex;gap:clamp(12px,2vw,26px);align-items:center;font-size:.88rem;color:var(--dim)}
.nav-links a{transition:color .3s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{border:1px solid var(--line);border-radius:40px;padding:8px 16px;color:var(--ink)!important;
  transition:border-color .3s,background .3s,box-shadow .3s}
.nav-cta:hover{border-color:var(--green);background:rgba(108,255,106,.08);box-shadow:0 0 24px -8px rgba(108,255,106,.5)}
@media(max-width:820px){.nav-links a:not(.nav-cta){display:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;border-radius:40px;padding:13px 24px;
  font-size:.92rem;font-weight:500;font-family:"Inter",sans-serif;border:1px solid var(--line);
  transition:transform .45s var(--ease),background .3s,border-color .3s,color .3s,box-shadow .3s;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:#08210a;border-color:var(--green);font-weight:600}
.btn-primary:hover{background:#8dff8b;box-shadow:0 14px 40px -14px rgba(108,255,106,.7)}
.btn-ghost{color:var(--ink)}
.btn-ghost:hover{border-color:var(--green);color:var(--green)}

/* ---------- hero ---------- */
.hero{min-height:100svh;max-width:var(--max);margin:0 auto;
  padding:clamp(120px,18vh,200px) clamp(18px,4vw,44px) clamp(44px,7vh,80px);
  display:flex;flex-direction:column;justify-content:flex-end;gap:clamp(26px,3.5vw,40px)}
.hero-copy{max-width:min(760px,100%)}
.hero-title{text-shadow:0 2px 34px rgba(8,12,6,.5),0 1px 4px rgba(8,12,6,.6)}
.hero .eyebrow{text-shadow:0 1px 10px rgba(8,12,6,.7)}
.hero-sub{text-shadow:0 1px 14px rgba(8,12,6,.55)}
.eyebrow{display:inline-block;margin-bottom:1.4rem}
.hero-sub{max-width:52ch;margin:1.8rem 0 2.1rem;color:var(--dim);font-size:clamp(1.02rem,1.3vw,1.2rem)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
/* route-summary chip — the Mobbin navigation-header pattern, floated */
.route-chip{align-self:flex-start;display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;
  background:rgba(20,26,15,.62);border:1px solid var(--line);border-radius:calc(var(--r) - 2px);
  backdrop-filter:blur(10px);padding:14px 18px;box-shadow:0 24px 60px -34px rgba(0,0,0,.8)}
.route-chip .rc-lead{display:flex;align-items:baseline;gap:8px;font-family:"Bricolage Grotesque",sans-serif;
  font-weight:700;font-size:1.16rem;letter-spacing:-.01em}
.route-chip .rc-lead b{color:var(--green);font-weight:700}
.route-chip .rc-lead span{color:var(--dim);font-weight:500;font-size:.86rem;font-family:"Inter",sans-serif}
.route-chip .rc-div{width:1px;height:26px;background:var(--line)}
.route-chip .rc-stat{display:flex;flex-direction:column;gap:2px}
.route-chip .rc-stat b{font-family:"JetBrains Mono",monospace;font-size:.94rem;color:var(--ink);font-variant-numeric:tabular-nums}
.route-chip .rc-stat span{font-family:"JetBrains Mono",monospace;font-size:.6rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--faint)}
.scroll-hint{display:flex;align-items:center;gap:10px;color:var(--faint);
  font-family:"JetBrains Mono",monospace;font-size:.68rem;letter-spacing:.18em;text-transform:uppercase}
.scroll-hint .sh-rail{position:relative;width:34px;height:1px;background:var(--line);overflow:hidden}
.scroll-hint .sh-rail::after{content:"";position:absolute;top:0;left:-40%;width:40%;height:100%;background:var(--green)}
.js .scroll-hint .sh-rail::after{animation:railslide 2.4s var(--ease) infinite}
@keyframes railslide{0%{left:-40%}60%,100%{left:120%}}

/* ---------- section shell ---------- */
section{padding:clamp(74px,12vh,150px) clamp(18px,4vw,44px)}
.band{background:var(--bg);border-top:1px solid var(--line-2)}
.wrap{max-width:var(--max);margin:0 auto}
.section-head{max-width:var(--max);margin:0 auto 2.8rem}
.kicker{margin-bottom:1rem}
.lede{max-width:58ch;margin-top:1.1rem;color:var(--dim);font-size:1.08rem}
.lede strong{color:var(--ink);font-weight:600}

/* ---------- trip planner ---------- */
.planner{max-width:var(--max);margin:0 auto;background:var(--panel);border:1px solid var(--line);
  border-radius:calc(var(--r) + 4px);overflow:hidden;box-shadow:0 40px 90px -50px rgba(0,0,0,.8)}
.planner-top{display:grid;grid-template-columns:1fr;gap:18px;padding:clamp(18px,2.6vw,28px);
  border-bottom:1px solid var(--line)}
@media(min-width:820px){.planner-top{grid-template-columns:1.3fr .7fr;align-items:center}}
/* origin -> destination field group */
.od{display:flex;flex-direction:column;gap:10px}
.od-row{display:flex;align-items:center;gap:12px;background:var(--bg);border:1px solid var(--line);
  border-radius:12px;padding:11px 14px}
.od-row .od-pin{width:12px;height:12px;border-radius:50%;flex:none}
.od-row.from .od-pin{background:var(--dim);box-shadow:0 0 0 4px rgba(167,177,153,.14)}
.od-row.to .od-pin{background:var(--green);box-shadow:0 0 0 4px rgba(108,255,106,.16)}
.od-row .od-label{font-family:"JetBrains Mono",monospace;font-size:.6rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--faint);width:34px;flex:none}
.od-row .od-place{font-weight:500;color:var(--ink)}
.od-row .od-coord{margin-left:auto;font-family:"JetBrains Mono",monospace;font-size:.72rem;color:var(--dim);
  font-variant-numeric:tabular-nums}
.od-line{margin-left:5px;width:2px;height:14px;background:linear-gradient(var(--dim),var(--green))}
/* route preset chips */
.routes{display:flex;flex-direction:column;gap:9px}
.routes .routes-lbl{font-family:"JetBrains Mono",monospace;font-size:.6rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--faint)}
.route-tabs{display:flex;gap:8px;flex-wrap:wrap}
.route-tab{font-family:"Inter",sans-serif;font-size:.84rem;font-weight:500;color:var(--dim);cursor:pointer;
  background:var(--bg);border:1px solid var(--line);border-radius:30px;padding:8px 14px;
  transition:color .3s,border-color .3s,background .3s}
.route-tab:hover{color:var(--ink);border-color:var(--dim)}
.route-tab[aria-selected=true]{color:#08210a;background:var(--green);border-color:var(--green);font-weight:600}

/* route summary header (distance · stops · arrival) */
.summary{padding:clamp(18px,2.6vw,28px);border-bottom:1px solid var(--line)}
.summary-lead{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;
  font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:clamp(1.5rem,3.4vw,2.3rem);
  letter-spacing:-.02em}
.summary-lead .sl-km{color:var(--ink)}
.summary-lead .sl-dot{color:var(--faint);font-weight:400}
.summary-lead .sl-stops{color:var(--dim)}
.summary-lead .sl-arrive{color:var(--green)}
.summary-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 22px;margin-top:16px}
@media(min-width:640px){.summary-stats{grid-template-columns:repeat(4,1fr)}}
.summary-stats .ss{border-left:1px solid var(--line);padding-left:12px}
.summary-stats .ss b{font-family:"JetBrains Mono",monospace;font-size:1.02rem;color:var(--ink);
  font-variant-numeric:tabular-nums;display:block}
.summary-stats .ss span{font-family:"JetBrains Mono",monospace;font-size:.6rem;letter-spacing:.13em;
  text-transform:uppercase;color:var(--faint)}

/* charge-stop timeline (the Rivian pattern) */
.timeline{padding:clamp(18px,2.6vw,28px)}
.tl{position:relative;padding-left:30px}
.tl::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(var(--dim),var(--green-deep),var(--green))}
.tl-node{position:relative;padding:2px 0 22px}
.tl-node:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-30px;top:2px;width:18px;height:18px;border-radius:50%;
  background:var(--bg);border:2px solid var(--dim);display:grid;place-items:center}
.tl-dot.end{border-color:var(--green)}
.tl-dot.charge{border-color:var(--green);background:var(--panel)}
.tl-dot.charge::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green)}
.tl-place{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.tl-place b{font-weight:600;font-size:1.02rem}
.tl-place .tl-coord{font-family:"JetBrains Mono",monospace;font-size:.72rem;color:var(--dim)}
.tl-place .tl-time{margin-left:auto;font-family:"JetBrains Mono",monospace;font-size:.8rem;color:var(--dim)}
.tl-drive{display:flex;align-items:center;gap:8px;margin:9px 0 3px;
  font-family:"JetBrains Mono",monospace;font-size:.74rem;color:var(--faint);letter-spacing:.02em}
.tl-drive svg{width:13px;height:13px;color:var(--dim)}
/* charge-stop card */
.stopcard{margin-top:10px;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;transition:border-color .35s var(--ease),transform .45s var(--ease)}
.stopcard:hover{border-color:rgba(108,255,106,.4);transform:translateX(3px)}
.stopcard-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.stopcard-net{font-weight:600}
.stopcard-badge{font-family:"JetBrains Mono",monospace;font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;
  padding:3px 8px;border-radius:20px;border:1px solid var(--line)}
.stopcard-badge.grade{color:#08210a;background:var(--green);border-color:var(--green);font-weight:700}
.stopcard-badge.adapter{color:var(--earth);border-color:rgba(201,138,75,.5)}
.stopcard-dwell{margin-left:auto;display:flex;align-items:center;gap:6px;
  font-family:"JetBrains Mono",monospace;font-size:.82rem;color:var(--green)}
.stopcard-dwell svg{width:13px;height:13px}
.stopcard-meta{margin-top:8px;display:flex;flex-wrap:wrap;gap:8px 14px;
  font-family:"JetBrains Mono",monospace;font-size:.72rem;color:var(--dim)}
.stopcard-meta .avail{color:var(--green)}
.stopcard-tags{margin-top:10px;display:flex;flex-wrap:wrap;gap:7px}
.tag{display:inline-flex;align-items:center;gap:5px;font-size:.72rem;color:var(--dim);
  background:var(--bg);border:1px solid var(--line);border-radius:20px;padding:4px 10px}
.tag svg{width:12px;height:12px;color:var(--earth)}
.tag.fast svg{color:var(--green)}

/* ---------- network stats band ---------- */
.stats{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;
  background:var(--line-2);border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden}
@media(min-width:900px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--bg);padding:clamp(22px,3vw,34px)}
.s-num{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:clamp(2rem,4.4vw,3.1rem);
  line-height:1;color:var(--ink);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.s-suf{font-family:"Bricolage Grotesque",sans-serif;font-size:1.05rem;color:var(--green);margin-left:5px}
.s-lbl{display:block;margin-top:10px;font-family:"JetBrains Mono",monospace;font-size:.66rem;
  letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
/* range ring feature tile */
.ring-band{max-width:var(--max);margin:clamp(28px,4vh,48px) auto 0;display:grid;grid-template-columns:1fr;
  gap:clamp(22px,3vw,40px);align-items:center;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:clamp(24px,3.4vw,40px)}
@media(min-width:760px){.ring-band{grid-template-columns:auto 1fr}}
.ring{position:relative;width:172px;height:172px;margin:0 auto;flex:none}
.ring svg{transform:rotate(-90deg)}
.ring .ring-track{fill:none;stroke:var(--line);stroke-width:10}
.ring .ring-fill{fill:none;stroke:var(--green);stroke-width:10;stroke-linecap:round;
  filter:drop-shadow(0 0 6px rgba(108,255,106,.5))}
.ring-center{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.ring-center b{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:2.2rem;line-height:1}
.ring-center span{display:block;margin-top:4px;font-family:"JetBrains Mono",monospace;font-size:.62rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.ring-copy h3{font-size:1.34rem;margin-bottom:.5rem}
.ring-copy p{color:var(--dim);max-width:46ch}
.ring-copy .ring-row{margin-top:14px;display:flex;gap:22px;flex-wrap:wrap}
.ring-copy .ring-row .rr b{font-family:"JetBrains Mono",monospace;color:var(--ink);font-size:.96rem;display:block}
.ring-copy .ring-row .rr span{font-family:"JetBrains Mono",monospace;font-size:.6rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--faint)}

/* ---------- curated stops ("charge better") ---------- */
.stopgrid{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:680px){.stopgrid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.stopgrid{grid-template-columns:repeat(3,1fr)}}
.curated{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px;
  display:flex;flex-direction:column;gap:12px;transition:transform .5s var(--ease),border-color .35s}
.curated:hover{transform:translateY(-4px);border-color:rgba(108,255,106,.35)}
.curated-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.curated-top h3{font-size:1.14rem}
.curated-region{font-family:"JetBrains Mono",monospace;font-size:.68rem;color:var(--dim);margin-top:3px}
.curated-grade{font-family:"JetBrains Mono",monospace;font-weight:700;font-size:.82rem;color:#08210a;
  background:var(--green);border-radius:8px;padding:5px 9px;flex:none}
.curated p{color:var(--dim);font-size:.94rem;flex:1}
.curated-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
  padding-top:12px;border-top:1px solid var(--line-2)}
.curated-kw{font-family:"JetBrains Mono",monospace;font-size:.8rem;color:var(--green)}
.curated-tags{display:flex;gap:7px;flex-wrap:wrap}

/* ---------- start-a-trip CTA (terrain shows through) ---------- */
.start{text-align:center;padding-block:clamp(96px,17vh,190px);
  background:radial-gradient(58% 60% at 50% 46%,rgba(11,15,8,.72),rgba(11,15,8,0) 78%)}
.start-line{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;
  font-size:clamp(2.4rem,8vw,5.4rem);line-height:1.02;letter-spacing:-.03em;margin-bottom:1.4rem;
  text-shadow:0 2px 30px rgba(8,12,6,.6)}
.start-line em{color:var(--green);font-style:normal}
.start p{color:var(--ink);max-width:44ch;margin:0 auto 2.2rem;font-size:1.06rem;
  text-shadow:0 1px 16px rgba(8,12,6,.7)}
.start-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding:clamp(40px,6vh,66px) clamp(18px,4vw,44px);background:var(--bg)}
.foot-top{max-width:var(--max);margin:0 auto 22px;display:flex;justify-content:space-between;
  align-items:center;gap:20px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:10px;font-family:"Bricolage Grotesque",sans-serif;
  font-size:1.4rem;font-weight:800}
.foot-brand .brand-mark{width:20px;height:20px}
.foot-links{display:flex;gap:18px;font-size:.88rem;color:var(--dim)}
.foot-links a:hover{color:var(--green)}
.foot-bottom{max-width:var(--max);margin:0 auto;display:flex;justify-content:space-between;gap:14px;
  flex-wrap:wrap;font-family:"JetBrains Mono",monospace;font-size:.7rem;color:var(--faint);letter-spacing:.03em}
.foot-bottom a{color:var(--dim)}.foot-bottom a:hover{color:var(--green)}

/* ---------- reveal + motion ---------- */
.js .reveal{opacity:0;transform:translateY(26px)}
.js .reveal.is-in{opacity:1;transform:none;transition:opacity .95s var(--ease),transform .95s var(--ease)}
.js .stagger>*{opacity:0;transform:translateY(20px)}
.js .stagger.is-in>*{opacity:1;transform:none;transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .stagger.is-in>*:nth-child(2){transition-delay:.08s}
.js .stagger.is-in>*:nth-child(3){transition-delay:.16s}
.js .stagger.is-in>*:nth-child(4){transition-delay:.24s}
.js .stagger.is-in>*:nth-child(5){transition-delay:.32s}
.js .stagger.is-in>*:nth-child(6){transition-delay:.40s}
/* clipped-line hero intro */
.js .hero-title .line{overflow:hidden;display:block}
.js .hero-title .line>span{display:inline-block;transform:translateY(114%);transition:transform 1.1s var(--ease)}
.hero.loaded .hero-title .line>span{transform:translateY(0)}
.hero.loaded .reveal{opacity:1;transform:none;transition:opacity .95s var(--ease),transform .95s var(--ease)}
.hero .eyebrow{transition-delay:.05s}
.hero .line:nth-child(1)>span{transition-delay:.15s}
.hero .line:nth-child(2)>span{transition-delay:.3s}
.hero .hero-sub{transition-delay:.5s}
.hero .hero-actions{transition-delay:.62s}
.hero .route-chip{transition-delay:.56s}
.hero .scroll-hint{transition-delay:.74s}

/* ---------- focus ---------- */
a:focus-visible,.btn:focus-visible,.route-tab:focus-visible,.nav-cta:focus-visible,.curated:focus-visible{
  outline:2px solid var(--green);outline-offset:3px;border-radius:8px}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .reveal,.js .reveal,.js .stagger>*{opacity:1!important;transform:none!important;transition:none!important}
  .hero-title .line>span{transform:none!important;transition:none!important}
  .scroll-hint .sh-rail::after{animation:none!important}
  *{scroll-behavior:auto!important}
}