/* SnappGrid — shared styles v4 */
:root{
  --ink:#1A1714;--ink-soft:#3D3832;--ink-muted:#7A7570;
  --cream:#F7F3EC;--white:#FDFAF5;
  --gold:#C8930A;--gold-pale:#FFF8E7;--gold-light:#E8C86E;
  --green:#2D8A55;--green-pale:#E8F5EE;--green-light:#6DC28B;
  --red:#C0392B;--red-pale:#FDEEEC;--red-light:#E07070;
  --border:#E0DAD0;--border-strong:#C8C0B0;
  --radius:6px;--radius-lg:10px;--radius-xl:16px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{background:var(--cream);color:var(--ink);font-family:'DM Sans',system-ui,sans-serif;font-size:15px;line-height:1.6;min-height:100vh;}
a{color:inherit;}

/* NAV */
nav{background:var(--ink);color:var(--cream);padding:0 clamp(16px,4vw,60px);display:flex;align-items:center;justify-content:space-between;gap:16px;height:58px;position:sticky;top:0;z-index:100;box-shadow:0 1px 0 rgba(255,255,255,.08);}
.nav-logo{font-family:'Playfair Display',serif;font-size:22px;font-weight:900;color:var(--cream);text-decoration:none;letter-spacing:-.5px;flex-shrink:0;}
.nav-logo span{color:var(--gold);}
.nav-links{display:flex;align-items:center;list-style:none;gap:4px;flex-wrap:wrap;}
.nav-links a{font-family:'DM Mono',monospace;font-size:10.5px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(247,243,236,.7);text-decoration:none;padding:5px 9px;border-radius:var(--radius);transition:all .15s;white-space:nowrap;}
.nav-links a:hover,.nav-links a.active{color:var(--cream);background:rgba(255,255,255,.1);}
.nav-links a.nav-cta{background:var(--gold);color:var(--ink);font-weight:600;}
.nav-links a.nav-cta:hover{background:#E8A80C;}
.nav-hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;-webkit-tap-highlight-color:transparent;}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--cream);border-radius:2px;transition:all .2s;}
@media(max-width:900px){
  .nav-hamburger{display:flex;}
  .nav-links{position:fixed;top:58px;left:0;right:0;background:var(--ink);flex-direction:column;padding:20px clamp(16px,4vw,60px);gap:4px;max-height:0;overflow:hidden;transition:max-height .3s ease;align-items:flex-start;}
  .nav-links.open{max-height:600px;}
  .nav-links a{padding:10px 14px;width:100%;border-radius:var(--radius);}
}

/* PAGE TITLES */
.page-title{font-family:'Playfair Display',serif;font-size:clamp(26px,5vw,40px);font-weight:900;color:var(--ink);letter-spacing:-1px;line-height:1.1;}
.breadcrumb{font-family:'DM Mono',monospace;font-size:10.5px;letter-spacing:1px;text-transform:uppercase;color:var(--ink-muted);margin-bottom:8px;}
.breadcrumb a{color:var(--ink-muted);text-decoration:none;}
.breadcrumb a:hover{color:var(--gold);}

/* PUZZLE META */
.puzzle-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.meta-badge{font-family:'DM Mono',monospace;font-size:10px;letter-spacing:1.5px;text-transform:uppercase;padding:4px 11px;border-radius:100px;background:var(--cream);border:1.5px solid var(--border-strong);color:var(--ink-muted);}
.gold-badge{background:var(--gold-pale);border-color:var(--gold-light);color:var(--gold);}
#timer{font-family:'DM Mono',monospace;font-size:13px;font-weight:500;color:var(--ink-soft);background:var(--white);border:1.5px solid var(--border);padding:4px 12px;border-radius:100px;letter-spacing:.5px;min-width:52px;text-align:center;}

/* BUTTONS */
.btn{padding:10px 20px;border-radius:var(--radius-lg);font-family:'DM Sans',sans-serif;font-size:13px;font-weight:600;cursor:pointer;transition:all .15s;border:1.5px solid transparent;letter-spacing:.2px;white-space:nowrap;display:inline-flex;align-items:center;gap:7px;justify-content:center;-webkit-tap-highlight-color:transparent;}
.btn-gold{background:var(--gold);color:var(--ink);border-color:var(--gold);}
.btn-gold:hover{background:#E8A80C;}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--border-strong);}
.btn-outline:hover{background:var(--cream);border-color:var(--gold);}
.btn-fill{background:var(--ink);color:var(--cream);border-color:var(--ink);}
.btn-fill:hover{background:var(--ink-soft);}

/* SUCCESS */
.success-banner{background:var(--green-pale);border:1.5px solid var(--green-light);color:var(--green);padding:11px 16px;border-radius:var(--radius-lg);font-size:14px;font-weight:600;display:none;align-items:center;gap:8px;margin-bottom:2px;}
.success-banner.visible{display:flex;}

/* ADS */
.ad-wrap{max-width:1100px;margin:0 auto;padding:0 clamp(16px,4vw,60px);}
.ad-slot{display:flex;align-items:center;justify-content:center;font-family:'DM Mono',monospace;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--border-strong);background:var(--white);border:1px dashed var(--border-strong);border-radius:var(--radius);width:100%;margin:12px 0;}
.ad-top{height:90px;}
.ad-bottom{height:250px;}

/* NEXT CARDS */
.next-card{display:flex;flex-direction:column;gap:4px;padding:18px 20px;background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius-xl);text-decoration:none;color:inherit;transition:all .15s;position:relative;overflow:hidden;}
.next-card:hover{border-color:var(--gold-light);transform:translateY(-2px);box-shadow:0 6px 20px rgba(26,23,20,.08);}
.next-card-label{font-family:'DM Mono',monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);margin-bottom:2px;}
.next-card-title{font-family:'Playfair Display',serif;font-size:18px;font-weight:700;color:var(--ink);}
.next-card-desc{font-size:12px;color:var(--ink-soft);line-height:1.5;}
.next-card-arrow{position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:18px;color:var(--gold);opacity:.6;}

/* REFRESH TOAST */
.refresh-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(120%);background:var(--ink);color:var(--cream);padding:12px 20px;border-radius:var(--radius-xl);display:flex;align-items:center;gap:12px;font-size:13px;box-shadow:0 8px 32px rgba(26,23,20,.25);z-index:999;transition:transform .4s cubic-bezier(.34,1.56,.64,1);white-space:nowrap;}
.refresh-toast.visible{transform:translateX(-50%) translateY(0);}
.refresh-toast button{background:var(--gold);color:var(--ink);border:none;padding:5px 13px;border-radius:100px;font-size:11px;font-weight:700;font-family:'DM Sans',sans-serif;cursor:pointer;letter-spacing:.5px;}

/* FOOTER */
footer{background:var(--ink);color:rgba(247,243,236,.6);padding:40px clamp(16px,4vw,60px) 32px;margin-top:auto;content-visibility:auto;contain-intrinsic-size:0 160px;}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;flex-direction:column;gap:18px;align-items:center;text-align:center;}
.footer-logo{font-family:'Playfair Display',serif;font-size:22px;font-weight:900;color:var(--cream);text-decoration:none;letter-spacing:-.5px;}
.footer-logo::after{content:'Grid';color:var(--gold);}
.footer-links{list-style:none;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:center;}
.footer-links a{font-family:'DM Mono',monospace;font-size:10px;letter-spacing:1px;text-transform:uppercase;color:rgba(247,243,236,.5);text-decoration:none;transition:color .15s;}
.footer-links a:hover{color:var(--gold);}
.footer-copy{font-size:11px;color:rgba(247,243,236,.35);letter-spacing:.5px;}

/* INP PERFORMANCE */
.board-contain{contain:layout style;}
.next-section{content-visibility:auto;contain-intrinsic-size:0 220px;}

/* NOTES DOT (sudoku) */
.notes-dot{width:8px;height:8px;border-radius:50%;background:var(--border-strong);transition:background .2s;flex-shrink:0;}
.notes-dot.on{background:var(--gold);}

/* ARCHIVE NOTICE */
.archive-notice{background:var(--gold-pale);border-bottom:1px solid var(--gold-light);padding:9px clamp(16px,4vw,60px);font-family:'DM Mono',monospace;font-size:11px;color:var(--gold);text-transform:uppercase;letter-spacing:1px;display:none;}
.archive-notice.show{display:block;}

/* CONNECTIONS */
.conn-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px;contain:layout style;}
.conn-tile{padding:14px 10px;border-radius:var(--radius-lg);background:var(--white);border:1.5px solid var(--border-strong);cursor:pointer;font-family:'DM Sans',sans-serif;font-size:13px;font-weight:600;text-align:center;transition:all .12s;-webkit-tap-highlight-color:transparent;will-change:transform;user-select:none;}
.conn-tile:hover{border-color:var(--gold);background:var(--gold-pale);}
.conn-tile.selected{background:var(--ink);color:var(--cream);border-color:var(--ink);}
.conn-tile.wrong-shake{animation:shake .4s ease;}
@keyframes shake{0%,100%{transform:translateX(0);}20%,60%{transform:translateX(-6px);}40%,80%{transform:translateX(6px);}}
.conn-solved{border-radius:var(--radius-lg);padding:14px 18px;font-weight:700;font-size:13px;margin-bottom:8px;display:flex;flex-direction:column;gap:2px;color:var(--ink);}
.conn-solved-words{font-size:11px;font-weight:400;opacity:.75;letter-spacing:.5px;}
.conn-c0{background:#E8C830;border:2px solid #C8A820;}
.conn-c1{background:#8ACA70;border:2px solid #6AAA50;}
.conn-c2{background:#6AAAE8;border:2px solid #4A8AC8;}
.conn-c3{background:#C89AE0;border:2px solid #A87AC0;}
.mistakes-bar{display:flex;gap:6px;margin-bottom:14px;align-items:center;}
.mistake-dot{width:14px;height:14px;border-radius:50%;background:var(--ink);transition:all .3s;}
.mistake-dot.used{background:var(--red);transform:scale(.8);}
.one-away{font-family:'DM Mono',monospace;font-size:11px;color:var(--gold);letter-spacing:1px;text-transform:uppercase;height:18px;transition:opacity .3s;}

/* WORDLE */
.wdl-grid{display:flex;flex-direction:column;gap:6px;margin:0 auto 18px;contain:layout style;}
.wdl-row{display:grid;grid-template-columns:repeat(5,62px);gap:6px;}
.wdl-tile{width:62px;height:62px;border:2px solid var(--border-strong);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-family:'Playfair Display',serif;font-size:28px;font-weight:700;color:var(--ink);text-transform:uppercase;transition:border-color .1s;will-change:transform;}
.wdl-tile.filled{border-color:var(--ink-soft);}
.wdl-tile.correct,.wdl-tile.present,.wdl-tile.absent{color:var(--cream);animation:flip .5s ease forwards;}
.wdl-tile.correct{background:var(--green);border-color:var(--green);}
.wdl-tile.present{background:#C8930A;border-color:#C8930A;}
.wdl-tile.absent{background:#5A5450;border-color:#5A5450;}
@keyframes flip{0%{transform:rotateX(0);}50%{transform:rotateX(-90deg);}100%{transform:rotateX(0);}}
.wdl-keyboard{display:flex;flex-direction:column;gap:7px;margin-bottom:16px;}
.wdl-key-row{display:flex;gap:5px;justify-content:center;}
.wdl-key{height:54px;min-width:36px;padding:0 8px;border:none;border-radius:var(--radius);background:var(--border-strong);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:13px;font-weight:700;cursor:pointer;transition:all .1s;-webkit-tap-highlight-color:transparent;display:flex;align-items:center;justify-content:center;}
.wdl-key.wide{min-width:54px;font-size:11px;}
.wdl-key.correct{background:var(--green);color:var(--cream);}
.wdl-key.present{background:#C8930A;color:var(--cream);}
.wdl-key.absent{background:#5A5450;color:rgba(255,255,255,.5);}
.wdl-key:hover{opacity:.85;}

/* MOBILE RESPONSIVE */
@media(max-width:640px){
  .conn-grid{grid-template-columns:repeat(2,1fr);}
  .wdl-row{grid-template-columns:repeat(5,clamp(48px,12vw,62px));gap:4px;}
  .wdl-tile{width:clamp(48px,12vw,62px);height:clamp(48px,12vw,62px);font-size:clamp(20px,5vw,28px);}
  .wdl-key{height:46px;min-width:clamp(28px,7vw,36px);padding:0 4px;font-size:12px;}
  .wdl-key.wide{min-width:clamp(42px,10vw,54px);font-size:10px;}
}