/* Puzzle Otter — original stylesheet, hand-built for a small riverside puzzle studio.
   No framework, no template. Cozy editorial feel: serif display, soft cards, river palette. */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Nunito+Sans:opsz,wght@6..12,400;6..12,500;6..12,600;6..12,700&display=swap');

:root{
  --cream:#f6f1e7; --cream-2:#fffdf8; --shell:#efe7d6;
  --text:#24332f; --text-muted:#5c6b63; --text-faint:#8a978d;
  --teal:#2f6f63; --teal-deep:#1f4e46; --teal-soft:#dceae3;
  --river:#4a89a6; --river-soft:#dceaf0;
  --amber:#d98b3f; --amber-soft:#f6e3c9;
  --berry:#a8556a; --reed:#7d9a4f;
  --border:#e3d9c6;
  --shadow:0 10px 30px -14px rgba(31,78,70,.28);
  --shadow-sm:0 6px 18px -10px rgba(31,78,70,.30);
  --radius:18px; --radius-lg:26px; --maxw:1080px;
  --font-head:"Fraunces",Georgia,serif;
  --font-text:"Nunito Sans",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-text);color:var(--text);line-height:1.65;
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
}
.shell{max-width:var(--maxw);margin:0 auto;padding:0 26px}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.1;margin:0 0 .45em;font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(2.5rem,5.6vw,4rem);font-weight:600}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem)}
h3{font-size:1.18rem}
a{color:var(--teal);text-decoration:none}
p{margin:0 0 1.05em}
em{font-style:italic}

/* header — three zones: brand left, centred links, standalone Play on the right */
.masthead{position:sticky;top:0;z-index:40;background:rgba(246,241,231,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.masthead .shell{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:12px;font-family:var(--font-head);font-weight:600;font-size:1.3rem;color:var(--text)}
.logo svg{display:block;flex:none}
.mainnav{display:flex;align-items:center;justify-content:center;gap:4px;list-style:none;margin:0;padding:0}
.mainnav a{display:inline-block;font-weight:600;color:var(--text-muted);padding:9px 14px;border-radius:11px;transition:.16s;font-size:.97rem}
.mainnav a:hover{color:var(--teal-deep);background:var(--teal-soft)}
.mainnav a[aria-current="page"]{color:var(--teal-deep)}
.head-cta .cta-pill{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--cream-2);background:var(--teal);padding:10px 18px;border-radius:11px;transition:.16s}
.head-cta .cta-pill:hover{background:var(--teal-deep);color:var(--cream-2)}

/* buttons — soft rounded, gentle lift (NOT sticker offset shadows) */
.pill{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-text);font-weight:700;font-size:1.02rem;
  padding:13px 24px;border-radius:14px;border:none;cursor:pointer;transition:.18s ease;
  background:var(--teal);color:var(--cream-2);box-shadow:var(--shadow-sm)}
.pill:hover{transform:translateY(-2px);box-shadow:0 14px 26px -12px rgba(31,78,70,.45)}
.pill:active{transform:translateY(0)}
.pill.outline{background:transparent;color:var(--teal-deep);border:1.5px solid var(--teal);box-shadow:none}
.pill.outline:hover{background:var(--teal-soft);transform:translateY(-2px)}
.pill.amber{background:var(--amber)}

/* hero — asymmetric editorial, not centered-everything */
.banner{position:relative;overflow:hidden;padding:72px 0 60px}
.banner::before{content:"";position:absolute;inset:0;z-index:0;
  background:radial-gradient(120% 80% at 88% -10%,var(--river-soft) 0%,transparent 55%),
             radial-gradient(90% 70% at -10% 110%,var(--teal-soft) 0%,transparent 50%)}
.banner .shell{position:relative;z-index:1}
.intro-split{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.82rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--teal);background:var(--cream-2);border:1px solid var(--border);
  padding:6px 13px;border-radius:999px;margin-bottom:22px}
.eyebrow svg{display:block}
.banner h1{margin-bottom:.3em}
.banner h1 .u{background:linear-gradient(transparent 62%,var(--amber-soft) 62%);padding:0 .04em}
.banner .intro-text{font-size:1.18rem;max-width:46ch;color:var(--text-muted)}
.banner .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.intro-note{margin-top:18px;font-size:.92rem;color:var(--text-faint)}

/* otter portrait card */
.river-card{background:var(--cream-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow);
  position:relative}
.river-card .scene{border-radius:18px;overflow:hidden;display:block;width:100%;height:auto;background:linear-gradient(180deg,#cfe6ee 0%,#bcd9e3 60%,#9ec3a8 60%,#8fb89c 100%)}
.river-card figcaption{margin-top:14px;font-family:var(--font-head);font-style:italic;color:var(--text-muted);font-size:1.02rem;text-align:center}

/* section rhythm */
section{padding:62px 0}
.block-head{margin-bottom:36px;max-width:60ch}
.block-head .label{font-family:var(--font-text);font-weight:700;color:var(--amber);text-transform:uppercase;letter-spacing:.09em;font-size:.8rem;margin-bottom:8px}
.block-head p{color:var(--text-muted);margin:8px 0 0}
.tint{background:var(--cream-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}

/* game cards — soft, two-up, with playable preview, NO rotation/sticker look */
.games{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.gcard{display:flex;flex-direction:column;background:var(--cream-2);border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);transition:.2s ease}
.gcard:hover{transform:translateY(-4px);box-shadow:0 20px 38px -18px rgba(31,78,70,.4)}
.gcard .top{padding:26px 28px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:14px}
.gcard .mark{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;flex:none}
.gcard.slide .mark{background:var(--river-soft);color:var(--river)}
.gcard.lights .mark{background:var(--amber-soft);color:var(--amber)}
.gcard .chip{font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;color:var(--teal-deep);
  background:var(--teal-soft);padding:5px 11px;border-radius:999px;white-space:nowrap}
.gcard .body{padding:18px 28px 0}
.gcard h3{margin-bottom:.3em;font-size:1.42rem}
.gcard .body p{color:var(--text-muted);font-size:.98rem}
.gcard .meta{display:flex;gap:18px;margin:4px 0 0;padding:0;list-style:none;font-size:.85rem;color:var(--text-faint)}
.gcard .meta li{display:flex;align-items:center;gap:6px}
.gcard .foot{margin-top:auto;padding:22px 28px 26px}
.gcard .more{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--teal);font-size:1rem}
.gcard .more svg{transition:.18s}
.gcard:hover .more svg{transform:translateX(4px)}

/* three small "what we value" notes */
.notes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.note{background:var(--cream-2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.note .ni{width:42px;height:42px;border-radius:12px;background:var(--teal-soft);color:var(--teal);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.note h3{font-size:1.08rem;margin-bottom:.25em}
.note p{color:var(--text-muted);font-size:.93rem;margin:0}

/* changelog — vertical river timeline */
.log{position:relative;max-width:680px;margin-left:6px}
.log::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--border)}
.entry{position:relative;padding:0 0 26px 38px}
.entry::before{content:"";position:absolute;left:0;top:5px;width:16px;height:16px;border-radius:50%;background:var(--cream-2);border:3px solid var(--teal)}
.entry:last-child{padding-bottom:0}
.entry .when{font-weight:700;color:var(--amber);font-size:.86rem;letter-spacing:.02em}
.entry h3{margin:.1em 0 .2em;font-size:1.1rem}
.entry p{margin:0;color:var(--text-muted);font-size:.96rem}

/* studio strip */
.studio{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center;
  background:var(--teal-deep);color:var(--cream);border-radius:var(--radius-lg);padding:42px;box-shadow:var(--shadow)}
.studio .label{color:var(--amber-soft)}
.studio h2{color:var(--cream-2)}
.studio p{color:#cfe0d9}
.studio a{color:var(--amber-soft);font-weight:700}
.studio .portrait{border-radius:18px;overflow:hidden;background:#27574e;border:1px solid #3a685f}

/* footer — single centred column, one inline link row (no multi-column grid) */
.pagefoot{background:var(--text);color:#aebcb4;padding:46px 0 30px;margin-top:24px;text-align:center}
.pagefoot .logo{color:var(--cream-2);justify-content:center;margin-bottom:10px}
.pagefoot .blurb{margin:0 auto 22px;max-width:42ch;color:#9aaaa1;font-size:.95rem}
.foot-links{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 22px;padding:22px 0;border-top:1px solid #34433d;border-bottom:1px solid #34433d;margin:0 auto;max-width:560px}
.foot-links a{color:#aebcb4;font-size:.94rem}
.foot-links a:hover{color:var(--amber-soft)}
.foot-base{padding-top:18px;font-size:.86rem;color:#8a988f}

/* prose / legal pages */
.legal{background:var(--cream-2);max-width:740px;margin:50px auto;padding:46px 50px;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.legal h1{font-size:2.2rem}
.legal h2{font-size:1.25rem;margin-top:1.7em;color:var(--teal-deep)}
.legal .updated{color:var(--text-faint);font-size:.9rem;margin-top:-.4em}
.legal ul{padding-left:22px}
.legal li{margin-bottom:.4em}
.legal a{font-weight:600}

/* contact */
.reach-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;max-width:920px;margin:48px auto;align-items:start}
.reach-card{background:var(--cream-2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow)}
.field{display:block;margin-bottom:16px}
.field span{display:block;font-weight:700;font-size:.88rem;margin-bottom:6px;color:var(--text)}
.field input,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:12px;font-family:inherit;font-size:1rem;background:var(--cream);color:var(--text)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--teal)}
.reach-list{list-style:none;padding:0;margin:0}
.reach-list li{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--border)}
.reach-list li:last-child{border-bottom:none}
.reach-list .ci{width:40px;height:40px;border-radius:11px;background:var(--river-soft);color:var(--river);display:flex;align-items:center;justify-content:center;flex:none}
.reach-list b{display:block}
.reach-list span{color:var(--text-muted);font-size:.95rem}

/* ===== game stage (shared by both game pages) ===== */
.stage{max-width:560px;margin:42px auto 30px;padding:0 26px;text-align:center}
.stage .back{display:inline-flex;align-items:center;gap:6px;color:var(--text-muted);font-weight:600;font-size:.92rem;margin-bottom:18px}
.stage h1{font-size:clamp(2rem,4.4vw,2.7rem)}
.stage .sub{color:var(--text-muted);max-width:44ch;margin:0 auto 26px}
.hud{display:inline-flex;border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm);background:var(--cream-2);margin-bottom:24px}
.hud .stat{padding:12px 26px;min-width:96px}
.hud .stat+.stat{border-left:1px solid var(--border)}
.hud .label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);font-weight:700}
.hud .value{display:block;font-family:var(--font-head);font-size:1.55rem;font-weight:600;color:var(--text);line-height:1.2}

/* 15-puzzle board */
.board15{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;width:min(420px,86vw);margin:0 auto;
  background:var(--shell);padding:12px;border-radius:20px;box-shadow:var(--shadow);touch-action:manipulation}
.tile{aspect-ratio:1;border:none;border-radius:13px;font-family:var(--font-head);font-weight:600;font-size:clamp(1.4rem,6vw,2rem);
  color:var(--cream-2);background:var(--teal);cursor:pointer;transition:transform .12s ease,background .15s;
  display:flex;align-items:center;justify-content:center}
.tile:hover{background:var(--teal-deep)}
.tile.movable{box-shadow:inset 0 0 0 2px rgba(255,255,255,.25)}
.tile.blank{background:transparent;cursor:default;box-shadow:none}
.tile.home{background:var(--reed)}

/* lights out board */
.boardlo{display:grid;gap:10px;width:min(380px,80vw);margin:0 auto;
  background:var(--shell);padding:14px;border-radius:20px;box-shadow:var(--shadow);touch-action:manipulation}
.lamp{aspect-ratio:1;border:none;border-radius:50%;cursor:pointer;background:#2c3b36;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.04);transition:.16s ease;position:relative}
.lamp.on{background:radial-gradient(circle at 35% 30%,#ffe6ad,var(--amber) 70%);
  box-shadow:0 0 18px -2px rgba(217,139,63,.7),inset 0 0 0 2px rgba(255,255,255,.25)}
.lamp:hover{transform:scale(.96)}

/* shared controls + win banner */
.controls{margin-top:26px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.win{margin:22px auto 0;max-width:420px;background:var(--teal-soft);border:1px solid var(--teal);color:var(--teal-deep);
  border-radius:16px;padding:18px 22px;font-weight:600;display:none}
.win.show{display:block}
.win .big{font-family:var(--font-head);font-size:1.3rem;display:block;margin-bottom:4px}
.howto{max-width:480px;margin:34px auto 0;text-align:left;background:var(--cream-2);border:1px solid var(--border);
  border-radius:16px;padding:22px 26px;box-shadow:var(--shadow-sm)}
.howto h2{font-size:1.05rem;margin-bottom:.4em}
.howto ol{margin:0;padding-left:20px;color:var(--text-muted);font-size:.95rem}
.howto li{margin-bottom:.35em}

/* gentle fade-up as the page settles */
.appear{opacity:0;animation:surface 1.05s ease-out both}
.delay-a{animation-delay:.12s}.delay-b{animation-delay:.3s}.delay-c{animation-delay:.5s}
@keyframes surface{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){.appear{animation:none;opacity:1}.tile,.lamp,.pill,.gcard{transition:none}}

/* 404 */
.lost{max-width:600px;margin:70px auto;text-align:center;padding:0 26px}
.lost svg{margin:0 auto 26px;display:block}
.lost h1{font-size:clamp(2.4rem,6vw,3.4rem)}
.lost p{color:var(--text-muted);font-size:1.1rem;max-width:42ch;margin:0 auto 28px}

@media(max-width:860px){
  .intro-split{grid-template-columns:1fr;gap:36px}
  .river-card{order:-1;max-width:420px}
  .games{grid-template-columns:1fr}
  .notes{grid-template-columns:1fr}
  .studio{grid-template-columns:1fr;gap:26px;padding:32px}
  .reach-grid{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:1fr 1fr}
  .mainnav{display:none}
}
@media(max-width:520px){
  .foot-cols{grid-template-columns:1fr}
  .legal{padding:34px 26px;margin:30px auto}
}