/* ============================================================
   $SWOGE — Protect the Pack
   Parchment / ink design system
   ============================================================ */

:root{
  --paper:      #F2E5C9;
  --paper-2:    #EADCBB;
  --paper-3:    #E0CFA5;
  --paper-lt:   #F9F1DE;
  --ink:        #17130D;
  --ink-2:      #3B3227;
  --ink-3:      #6A5C48;
  --red:        #C0392B;
  --red-dk:     #96271B;
  --tan:        #C79B54;
  --shadow:     6px 6px 0 var(--ink);
  --shadow-sm:  3px 3px 0 var(--ink);
  --rad:        4px;
  --maxw:       1180px;
  --font-d:     "Archivo Black", "Arial Black", Impact, sans-serif;
  --font-b:     "DM Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-m:     "Courier Prime", ui-monospace, "Courier New", monospace;
  color-scheme: light;
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none !important}
html{scroll-behavior:smooth; -webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-b);
  font-size:17px;
  line-height:1.6;
  color:var(--ink);
  background-color:var(--paper);
  background-image:url("assets/grain.png");
  background-size:300px;
  background-blend-mode:multiply;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--font-d);font-weight:400;line-height:1.02;letter-spacing:-.01em;margin:0 0 .5em}
p{margin:0 0 1em}
code{font-family:var(--font-m)}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.center{text-align:center}
.red{color:var(--red)}

.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--paper-lt);padding:10px 16px;z-index:200}
.skip:focus{left:8px;top:8px}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--ink); --fg:var(--paper-lt);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-d);font-size:15px;letter-spacing:.02em;text-transform:uppercase;
  padding:13px 22px;border:2.5px solid var(--ink);border-radius:var(--rad);
  background:var(--bg);color:var(--fg);text-decoration:none;cursor:pointer;
  box-shadow:var(--shadow-sm);
  transition:transform .08s ease, box-shadow .08s ease, background .15s ease;
  -webkit-tap-highlight-color:transparent;
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--ink)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.btn-red{--bg:var(--red);--fg:#fff}
.btn-red:hover{--bg:var(--red-dk)}
.btn-ghost{--bg:transparent;--fg:var(--ink)}
.btn-ghost:hover{--bg:var(--paper-3)}
.btn-sm{padding:9px 15px;font-size:13px}
.btn-del{--fg:var(--red)}
.btn-file{position:relative;overflow:hidden}
.btn-file input{position:absolute;inset:0;opacity:0;cursor:pointer;font-size:200px}

.icon-btn{
  display:grid;place-items:center;width:42px;height:42px;flex:none;
  border:2.5px solid var(--ink);border-radius:var(--rad);background:var(--paper-lt);
  box-shadow:var(--shadow-sm);transition:transform .08s ease,box-shadow .08s ease;
}
.icon-btn svg{width:18px;height:18px;fill:var(--ink)}
.icon-btn:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--ink)}

.chip{
  display:inline-block;font-family:var(--font-d);font-size:11px;text-transform:uppercase;
  letter-spacing:.08em;padding:5px 10px;border:2px solid var(--ink);border-radius:99px;background:var(--paper-lt);
}
.chip-alt{background:var(--paper-3)}
.chip-red{background:var(--red);color:#fff;border-color:var(--red-dk)}
.chip-soon{background:var(--paper-3);font-size:10px;vertical-align:middle}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(242,229,201,.94);backdrop-filter:blur(8px);
  border-bottom:3px solid var(--ink);
}
.nav-in{display:flex;align-items:center;gap:18px;height:70px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--font-d);font-size:22px;flex:none}
.brand img{width:40px;height:40px}
.nav-links{display:flex;gap:22px;margin-left:auto;font-weight:500;font-size:15px}
.nav-links a{text-decoration:none;padding:4px 0;border-bottom:2px solid transparent}
.nav-links a:hover{border-color:var(--red)}
.nav-cta{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-links + .nav-cta{margin-left:18px}

/* ---------- hero ---------- */
.hero{padding:64px 0 40px;position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 0%, transparent 55%, rgba(23,19,13,.13) 100%);
}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;position:relative;z-index:1}
.eyebrow{font-family:var(--font-d);font-size:12px;text-transform:uppercase;letter-spacing:.18em;color:var(--red);margin-bottom:14px}
.hero-title{font-size:clamp(4.2rem,13vw,8.6rem);margin:0 0 .04em;letter-spacing:-.03em}
.hero-sub{font-family:var(--font-d);font-size:clamp(1.3rem,3.6vw,2.2rem);text-transform:uppercase;letter-spacing:.02em;margin:0 0 12px}
.ecg{width:min(320px,80%);height:22px;margin-bottom:22px;display:block}
.ecg path{fill:none;stroke:var(--red);stroke-width:3.5;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.center-btns{justify-content:center}

.def{
  border-left:5px solid var(--red);padding:14px 0 6px 18px;font-family:var(--font-m);
  font-size:16px;line-height:1.5;max-width:44ch;
}
.def p{margin:0 0 4px}
.def b{font-size:19px;letter-spacing:.04em;text-transform:uppercase}
.def i{color:var(--ink-3)}
.def-use{margin-top:10px;color:var(--ink-3);font-style:italic}
.def-hero{margin-top:4px}

.hero-art{position:relative;justify-self:center}
.hero-art img{
  width:min(400px,86vw);
  filter:drop-shadow(10px 12px 0 rgba(23,19,13,.16));
  animation:flex-in .7s cubic-bezier(.2,.9,.3,1.3) both;
}
@keyframes flex-in{from{transform:scale(.86) rotate(-3deg);opacity:0}to{transform:none;opacity:1}}
.stamp{
  position:absolute;top:6%;right:-4%;
  font-family:var(--font-d);font-size:20px;letter-spacing:.1em;
  color:var(--red);border:4px solid var(--red);border-radius:6px;
  padding:6px 14px;transform:rotate(-14deg);opacity:.85;
}
@media (prefers-reduced-motion:reduce){.hero-art img{animation:none}}

/* ---------- ticker ---------- */
.ticker{
  border-top:3px solid var(--ink);border-bottom:3px solid var(--ink);
  background:var(--ink);color:var(--paper);overflow:hidden;padding:11px 0;
}
.ticker-track{display:flex;width:max-content;animation:slide 26s linear infinite}
.ticker-track span{font-family:var(--font-d);font-size:15px;text-transform:uppercase;letter-spacing:.08em;padding-right:12px;white-space:nowrap}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker-track{animation:none}}

/* ---------- contract band ---------- */
.ca-band{padding:34px 0 6px}
.ca-card{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  background:var(--paper-lt);border:3px solid var(--ink);border-radius:var(--rad);
  box-shadow:var(--shadow);padding:18px 20px;
}
.ca-label{display:flex;gap:8px;flex:none}
.ca-card code{flex:1 1 320px;font-size:15px;word-break:break-all;letter-spacing:.01em}
.ca-warn{text-align:center;font-size:14px;color:var(--ink-3);margin:14px 0 0}
.ca-inline{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:10px;background:var(--paper-lt);border:2px dashed var(--ink-3);padding:10px 12px;border-radius:var(--rad)}
.ca-inline code{font-size:13px;word-break:break-all}

/* ---------- sections ---------- */
.sec{padding:76px 0;border-top:3px solid var(--ink)}
.sec:first-of-type{border-top:0}
.sec-title{font-size:clamp(2.2rem,6vw,4rem);margin-bottom:.35em}
.sec-lead{max-width:60ch;font-size:18px;color:var(--ink-2);margin-bottom:34px}
.sec-paper{background:var(--paper-2)}
.sec-dark{background:var(--ink);color:var(--paper);}
.sec-dark .sec-lead{color:var(--paper-3)}
.sec-dark .btn-ghost{--fg:var(--paper-lt);border-color:var(--paper-3);box-shadow:3px 3px 0 var(--paper-3)}
.sec-dark .btn-ghost:hover{--bg:rgba(255,255,255,.1)}
.sec-dark .btn{box-shadow:3px 3px 0 var(--paper-3)}
.sec-dark .btn:hover{box-shadow:5px 5px 0 var(--paper-3)}
.sec-dark .btn:not(.btn-red):not(.btn-ghost){--bg:var(--paper-lt);--fg:var(--ink);border-color:var(--paper-lt)}

.card{
  background:var(--paper-lt);border:3px solid var(--ink);border-radius:var(--rad);
  box-shadow:var(--shadow);padding:26px;
}
.card h3{font-size:1.45rem}

/* lore */
.lore-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.lore-fig{padding:14px}
.lore-fig img{border:2px solid var(--ink);border-radius:2px}
.lore-fig figcaption{font-family:var(--font-m);font-size:14px;color:var(--ink-3);padding-top:10px;text-align:center}
.cto-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:28px;margin-top:28px;align-items:start}
.cto .chip{margin-bottom:14px}
.facts{list-style:none;margin:0;padding:0;border:3px solid var(--ink);border-radius:var(--rad);background:var(--paper-lt);box-shadow:var(--shadow);overflow:hidden}
.facts li{display:flex;justify-content:space-between;gap:14px;padding:13px 18px;border-bottom:2px solid var(--paper-3);font-size:15px}
.facts li:last-child{border-bottom:0}
.facts span{color:var(--ink-3);font-family:var(--font-m)}
.facts b{font-family:var(--font-d);font-size:14px;text-align:right}

/* ---------- generator ---------- */
.gen{display:grid;grid-template-columns:1fr 400px;gap:30px;align-items:start}
.stage-frame{
  position:relative;background:var(--paper-lt);
  border:3px solid var(--paper-lt);border-radius:var(--rad);
  box-shadow:8px 8px 0 var(--red);overflow:hidden;
}
.stage-frame.drag{border-color:var(--red);box-shadow:8px 8px 0 var(--paper-lt)}
/* pan-y keeps the page scrollable under a finger; app.js flips this to `none`
   while a layer is selected so that layer can be dragged */
#canvas{display:block;width:100%;height:auto;touch-action:pan-y;cursor:grab;background:var(--paper-lt)}
#canvas.grabbing{cursor:grabbing}
.drop-hint{
  position:absolute;inset:0;display:grid;place-content:center;gap:6px;text-align:center;
  pointer-events:none;color:var(--ink-3);font-family:var(--font-m);
}
.drop-hint strong{font-family:var(--font-d);font-size:22px;color:var(--ink)}
.stage-busy{position:absolute;inset:0;display:grid;place-content:center;background:rgba(249,241,222,.85);font-family:var(--font-d)}
.stage-tools{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.stage-note{font-size:13px;color:var(--paper-3);margin-top:10px}

.gen-panel{display:flex;flex-direction:column;gap:16px}
.panel-block{background:var(--paper-lt);color:var(--ink);border:3px solid var(--paper-lt);border-radius:var(--rad);padding:18px}
/* the panel is a light card sitting on a dark section: undo the dark-section button rules */
.panel-block .btn{--bg:var(--ink);--fg:var(--paper-lt);border-color:var(--ink);box-shadow:var(--shadow-sm)}
.panel-block .btn:hover{box-shadow:5px 5px 0 var(--ink)}
.panel-block .btn:active{box-shadow:1px 1px 0 var(--ink)}
.panel-block .btn-red{--bg:var(--red);--fg:#fff;border-color:var(--ink)}
.panel-block .btn-red:hover{--bg:var(--red-dk)}
.panel-block .btn-ghost{--bg:transparent;--fg:var(--ink);border-color:var(--ink)}
.panel-block .btn-ghost:hover{--bg:var(--paper-3)}
.panel-block .btn-del{--fg:var(--red);--bg:transparent}
.panel-block h3{font-size:1.05rem;text-transform:uppercase;letter-spacing:.03em;margin-bottom:12px}
.row{display:flex;flex-wrap:wrap;gap:8px}
.row + .row{margin-top:10px}
.hint{font-size:13px;color:var(--ink-3);margin:10px 0 0}

.row-seg{gap:0;border:2.5px solid var(--ink);border-radius:var(--rad);overflow:hidden;width:100%}
.seg{
  flex:1;padding:10px 6px;border:0;border-right:2px solid var(--ink);background:var(--paper-lt);
  font-family:var(--font-d);font-size:12px;text-transform:uppercase;cursor:pointer;color:var(--ink);
}
.seg:last-child{border-right:0}
.seg.on{background:var(--ink);color:var(--paper-lt)}

.stickers{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}
.sticker{
  display:flex;flex-direction:column;align-items:center;gap:6px;padding:10px 4px;cursor:pointer;
  border:2.5px solid var(--ink);border-radius:var(--rad);background:var(--paper);
  font-size:10px;font-family:var(--font-d);text-transform:uppercase;color:var(--ink);
}
.sticker:hover{background:var(--paper-3)}
.sticker img{height:38px;width:auto;object-fit:contain}
.st-stamp{font-family:var(--font-d);font-size:15px;color:var(--red);height:38px;display:grid;place-items:center}
.st-bolt{font-size:26px;height:38px;display:grid;place-items:center}

.slider{display:block;font-family:var(--font-d);font-size:11px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}
.slider input{width:100%;margin-top:6px;accent-color:var(--red)}
.txt{
  width:100%;padding:11px 12px;margin-bottom:10px;font-family:var(--font-d);font-size:14px;text-transform:uppercase;
  border:2.5px solid var(--ink);border-radius:var(--rad);background:var(--paper);color:var(--ink);
}
.txt:focus{outline:3px solid var(--red);outline-offset:1px}
.check{display:flex;align-items:center;gap:8px;font-size:14px;cursor:pointer}
.check input{width:17px;height:17px;accent-color:var(--red)}
.ai-block{border-style:dashed;border-color:var(--paper-3);background:var(--paper-2)}

/* ---------- chart ---------- */
.chart-frame{
  border:3px solid var(--ink);border-radius:var(--rad);box-shadow:var(--shadow);
  overflow:hidden;background:var(--paper-lt);height:620px;
}
.chart-frame iframe{width:100%;height:100%;border:0;display:block}
#chart .center{margin-top:22px}

/* ---------- steps ---------- */
.steps{counter-reset:s;list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.steps li{
  counter-increment:s;position:relative;padding:26px 26px 26px 78px;
  background:var(--paper-lt);border:3px solid var(--ink);border-radius:var(--rad);box-shadow:var(--shadow);
}
.steps li::before{
  content:counter(s);position:absolute;left:22px;top:22px;
  width:40px;height:40px;display:grid;place-items:center;
  font-family:var(--font-d);font-size:20px;color:#fff;background:var(--red);
  border:2.5px solid var(--ink);border-radius:50%;
}
.steps h3{font-size:1.25rem;margin-bottom:.4em}
.steps p{margin:0;font-size:15px;color:var(--ink-2)}

/* ---------- roadmap ---------- */
.road{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.phase{padding:22px}
.phase .chip{margin-bottom:12px}
.phase h3{font-size:1.2rem}
.phase ul{margin:0;padding-left:18px;font-size:15px;color:var(--ink-2)}
.phase li{margin-bottom:7px}
.phase.done{background:var(--paper-3)}
.road-note{margin-top:22px;font-size:14px;color:var(--ink-3);font-family:var(--font-m)}

/* ---------- join ---------- */
.join-art{width:min(760px,100%);margin:0 auto 30px;border:3px solid var(--paper-lt);border-radius:var(--rad);box-shadow:8px 8px 0 var(--red)}

/* ---------- footer ---------- */
.foot{background:var(--ink);color:var(--paper-3);padding:46px 0 34px;border-top:3px solid var(--ink)}
.foot-in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center;padding-bottom:22px;border-bottom:2px solid var(--ink-2)}
.foot-brand{font-family:var(--font-d);font-size:28px;color:var(--paper-lt);margin:0}
.foot-sm{margin:4px 0 0;font-size:14px}
.foot-links{display:flex;gap:20px;font-family:var(--font-d);font-size:14px;text-transform:uppercase}
.foot-links a{text-decoration:none;color:var(--paper-lt);border-bottom:2px solid transparent}
.foot-links a:hover{border-color:var(--red)}
.disclaimer{margin:22px 0 0;font-size:12.5px;line-height:1.65;color:#A2917A;max-width:80ch}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,140%);
  background:var(--ink);color:var(--paper-lt);border:2.5px solid var(--paper-lt);
  font-family:var(--font-d);font-size:14px;text-transform:uppercase;
  padding:13px 22px;border-radius:var(--rad);z-index:300;pointer-events:none;
  transition:transform .25s cubic-bezier(.2,.9,.3,1.3);
}
.toast.on{transform:translate(-50%,0)}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .gen{grid-template-columns:1fr}
  .gen-panel{max-width:none}
  .road{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none}
}
@media (max-width:880px){
  .hero-in{grid-template-columns:1fr;text-align:center}
  .hero-copy{order:2}
  .hero-art{order:1;margin-bottom:6px}
  .hero-art img{width:min(280px,64vw)}
  .ecg{margin-left:auto;margin-right:auto}
  .def{margin-left:auto;margin-right:auto;text-align:left}
  .hero-btns{justify-content:center}
  .lore-grid,.cto-grid,.steps{grid-template-columns:1fr}
  .chart-frame{height:520px}
}
@media (max-width:560px){
  body{font-size:16px}
  .sec{padding:56px 0}
  .hero{padding:40px 0 30px}
  .road{grid-template-columns:1fr}
  .stickers{grid-template-columns:repeat(2,1fr)}
  .ca-card{flex-direction:column;align-items:stretch;text-align:center;gap:12px}
  .ca-card code{font-size:13px;flex:0 1 auto}
  .ca-label{justify-content:center}
  .btn{width:100%}
  .btn-sm,.seg,.sticker{width:auto}
  .icon-btn{width:42px}
  .stage-tools .btn{width:100%}
  .foot-in{flex-direction:column;align-items:flex-start}
  .chart-frame{height:460px}
}

/* ---------- paper stock ----------
   Placed last so it wins over the shorthand `background:` on these blocks.
   The grain PNG is near-white, multiply-blended onto the surface colour. */
.sec-paper,.card,.facts,.ca-card,.steps li,.panel-block,.lore-fig,.phase{
  background-image:url("assets/grain.png");
  background-size:260px;
  background-blend-mode:multiply;
}
/* panel buttons must beat `.sec-dark .btn:not(...)` — same weight, later wins */
.panel-block .btn:not(.btn-red):not(.btn-ghost){--bg:var(--ink);--fg:var(--paper-lt);border-color:var(--ink)}