/* ==== KIDFIT LAB · Design Tokens v2.1 — Gold removed ==== */
:root{
  /* Brand colors — 4-color system for franchise replicability */
  --kf-orange:#FF6B35;
  --kf-orange-warm:#FFA037;
  --kf-navy:#1a2a5e;
  --kf-navy-deep:#0F1A3D;
  --kf-cream:#FFF8EE;

  /* AI accent — from LOGO neural node */
  --kf-cyan:#4AC8E8;
  --kf-cyan-glow:#6FDDFF;

  /* Functional colors */
  --kf-success:#22C55E;

  /* Gradients */
  --grad-hero:linear-gradient(135deg,#FFA037 0%,#FF6B35 40%,#1a2a5e 110%);
  --grad-orange:linear-gradient(90deg,#FF6B35 0%,#FFA037 100%);
  --grad-cyan:linear-gradient(90deg,#4AC8E8 0%,#6FDDFF 100%);

  /* Shadows */
  --shadow-sm:0 4px 12px rgba(26,42,94,.08);
  --shadow-md:0 10px 30px rgba(26,42,94,.12);
  --shadow-lg:0 24px 50px -10px rgba(26,42,94,.18);

  /* Radius — systematic, franchise-replicable */
  --r-card:20px;
  --r-data:16px;
  --r-btn:999px;

  /* Easing */
  --ease-smooth:cubic-bezier(.25,.8,.25,1);
  --ease-bounce:cubic-bezier(.34,1.56,.64,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',system-ui,sans-serif;
  color:var(--kf-navy-deep);
  background:var(--kf-cream);
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5{
  font-family:'Bricolage Grotesque','Manrope',sans-serif;
  font-weight:700;line-height:1.08;letter-spacing:-.02em;
  color:var(--kf-navy-deep);
}
.mono,code,.tabular{font-family:'JetBrains Mono',monospace;font-variant-numeric:tabular-nums}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ==== NAV ==== */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(26,42,94,.08);box-shadow:0 2px 24px rgba(26,42,94,.06)}
.nav-inner{max-width:1280px;margin:0 auto;padding:10px 32px;display:flex;align-items:center;gap:32px}
.nav-logo{height:72px;width:auto;transition:height .2s var(--ease-smooth)}
.nav-links{display:flex;gap:28px;margin-left:auto;align-items:center;font-weight:600;font-size:15px}
.nav-links a{position:relative;transition:color .2s;color:var(--kf-navy)}
.nav-links a:hover{color:var(--kf-orange)}
.nav-cta{background:var(--kf-orange)!important;color:#fff!important;padding:10px 20px;border-radius:var(--r-btn);font-weight:700;font-size:14px;white-space:nowrap;transition:transform .2s var(--ease-bounce),box-shadow .2s}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,107,53,.4)}
/* mobile hamburger (injected by enhance.js) */
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:0;border:none;background:transparent;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2.5px;border-radius:2px;background:var(--kf-navy);transition:transform .3s var(--ease-bounce),opacity .2s}
.nav-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ==== FOOTER (compact) ==== */
.footer{background:var(--kf-navy-deep);color:#fff;padding:48px 32px 24px;margin-top:96px}
.footer-inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer h4{color:var(--kf-cyan-glow);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;margin-bottom:12px;font-family:'Manrope',sans-serif}
.footer a{display:block;padding:5px 0;opacity:.75;font-size:14px;transition:opacity .2s,color .2s,transform .2s var(--ease-smooth)}
.footer a:hover{opacity:1;color:var(--kf-orange-warm)}
.footer-bottom{max-width:1280px;margin:32px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);text-align:center;opacity:.55;font-size:12px;font-family:'JetBrains Mono',monospace;letter-spacing:.05em}
.footer-bottom a{display:inline;padding:0;opacity:1;color:var(--kf-cyan-glow);transition:color .2s}
.footer-bottom a:hover{color:var(--kf-orange-warm)}

/* ==== BUTTONS ==== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 30px;border-radius:var(--r-btn);font-weight:700;font-size:15px;cursor:pointer;border:none;transition:all .25s var(--ease-bounce);font-family:'Manrope',sans-serif;text-decoration:none}
.btn-primary{background:var(--kf-orange);color:#fff;box-shadow:0 8px 20px rgba(255,107,53,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,107,53,.42)}
.btn-ghost{background:transparent;color:var(--kf-navy);border:1.5px solid rgba(26,42,94,.2)}
.btn-ghost:hover{background:var(--kf-navy);color:#fff;border-color:var(--kf-navy)}

/* ==== SHARED SECTION PATTERNS ==== */
section{padding:112px 32px;position:relative}
.wrap{max-width:1280px;margin:0 auto}
.kicker{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--kf-orange);margin-bottom:18px}
.section-h2{font-size:clamp(34px,4.8vw,56px);line-height:1.05;margin-bottom:20px;max-width:900px;letter-spacing:-.025em}
.section-sub{font-size:clamp(16px,1.4vw,19px);opacity:.7;max-width:680px;line-height:1.55}

/* ==== REVEAL — SEO-safe: visible by default, animated only when JS present ==== */
.reveal{opacity:1;transform:none}
html.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .8s var(--ease-smooth),transform .8s var(--ease-smooth)}
html.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html.js .reveal{opacity:1!important;transform:none!important;transition:none!important}
}

@media (max-width:1024px){
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px}
  section{padding:88px 24px}
}
@media (max-width:768px){
  .nav-inner{padding:12px 20px}
  section{padding:72px 20px}
  .nav-toggle{display:flex;margin-left:10px}
  .nav-cta{margin-left:auto;padding:9px 15px;font-size:13px}
  .nav-links{position:absolute;top:100%;left:0;right:0;margin-left:0;flex-direction:column;align-items:stretch;gap:0;background:rgba(255,248,238,.98);backdrop-filter:blur(14px);border-bottom:1px solid rgba(26,42,94,.08);box-shadow:0 16px 30px rgba(26,42,94,.1);padding:6px 20px 14px;max-height:0;overflow:hidden;opacity:0;visibility:hidden;transition:max-height .32s ease,opacity .25s,visibility .32s}
  .nav-links.open{max-height:240px;opacity:1;visibility:visible}
  .nav-links a{padding:14px 2px;font-size:16px;border-bottom:1px solid rgba(26,42,94,.06)}
  .nav-links a:last-child{border-bottom:none}
  .nav-links a::after{display:none}
}

/* ============================================================
   MICRO-INTERACTIONS · premium polish (site-wide)
   ============================================================ */

/* Branded text selection */
::selection{background:rgba(255,107,53,.22);color:var(--kf-navy-deep)}

/* Scroll progress bar (element injected by enhance.js) */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:300;background:linear-gradient(90deg,var(--kf-orange),var(--kf-orange-warm) 45%,var(--kf-cyan));box-shadow:0 0 10px rgba(255,107,53,.45);transition:width .12s ease-out;pointer-events:none;border-radius:0 2px 2px 0}

/* Nav elevates on scroll */
.nav{transition:box-shadow .3s var(--ease-smooth),background .3s,border-color .3s}
.nav.scrolled{box-shadow:0 6px 26px rgba(26,42,94,.10);background:rgba(255,248,238,.97)}

/* Animated underline on nav links (cursor response) */
.nav-links a:not(.nav-cta)::after{content:'';position:absolute;left:0;right:0;bottom:-5px;height:2px;border-radius:2px;background:var(--kf-orange);transform:scaleX(0);transform-origin:left center;transition:transform .3s var(--ease-smooth)}
.nav-links a:not(.nav-cta):hover::after{transform:scaleX(1)}

/* Tactile button press + smooth logo */
.btn:active{transform:translateY(0) scale(.97)}
.nav-cta:active{transform:scale(.97)}
.nav-logo{transition:height .2s var(--ease-smooth),transform .25s var(--ease-bounce)}
.nav a:hover .nav-logo{transform:scale(1.04)}

/* Footer links slide slightly on hover */
.footer a{transition:opacity .2s,color .2s,transform .2s var(--ease-smooth)}
.footer a:hover{transform:translateX(3px)}

/* Keyboard focus rings (accessibility polish) */
a:focus-visible,button:focus-visible,.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,.nav-cta:focus-visible{outline:3px solid rgba(74,200,232,.6);outline-offset:3px;border-radius:8px}

/* Branded custom scrollbar (desktop) */
@media (pointer:fine){
  html{scrollbar-width:thin;scrollbar-color:rgba(255,107,53,.55) transparent}
  ::-webkit-scrollbar{width:11px;height:11px}
  ::-webkit-scrollbar-thumb{background:linear-gradient(var(--kf-orange),var(--kf-orange-warm));border-radius:8px;border:3px solid var(--kf-cream);background-clip:padding-box}
  ::-webkit-scrollbar-thumb:hover{background:var(--kf-orange)}
  ::-webkit-scrollbar-track{background:transparent}
}

/* Icons come alive when their card is hovered */
.bene-icon,.act-icon,.pgrs-feat-icon,.g-point-icon,.p-pillar-icon,.p-check-icon,.p-obs-icon,.disc-icon-wrap,.lab-feat-icon,.method-icon,.fc-icon,.tree-icon,.hero-photo-icon{transition:transform .35s var(--ease-bounce),box-shadow .35s}
.bene-card:hover .bene-icon,.act-card:hover .act-icon,.g-point:hover .g-point-icon,.p-pillar:hover .p-pillar-icon,.p-check-card:hover .p-check-icon,.p-obs-card:hover .p-obs-icon,.disc-card:hover .disc-icon-wrap,.lab-feat:hover .lab-feat-icon,.method-card:hover .method-icon{transform:scale(1.12) rotate(-4deg)}

/* Honor reduced-motion for all the above */
@media (prefers-reduced-motion:reduce){
  .scroll-progress{display:none}
  .footer a:hover,.nav a:hover .nav-logo{transform:none}
  .bene-card:hover .bene-icon,.act-card:hover .act-icon,.g-point:hover .g-point-icon,.p-pillar:hover .p-pillar-icon,.p-check-card:hover .p-check-icon,.p-obs-card:hover .p-obs-icon,.disc-card:hover .disc-icon-wrap,.lab-feat:hover .lab-feat-icon,.method-card:hover .method-icon{transform:none}
}

/* Back-to-top button (injected by enhance.js) */
.to-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;background:var(--kf-orange);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(255,107,53,.4);opacity:0;visibility:hidden;transform:translateY(14px) scale(.9);transition:opacity .3s var(--ease-smooth),transform .3s var(--ease-bounce),visibility .3s;z-index:120}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.to-top:hover{transform:translateY(-3px) scale(1.06);box-shadow:0 16px 34px rgba(255,107,53,.5)}
.to-top svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:640px){.to-top{right:16px;bottom:16px;width:44px;height:44px}}

/* Hero scroll cue (homepage) */
.scroll-cue{display:flex;flex-direction:column;align-items:center;gap:6px;margin-top:38px;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--kf-navy);opacity:.5;transition:opacity .4s}
.scroll-cue svg{width:20px;height:20px;stroke:var(--kf-orange);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;animation:cueBob 1.8s var(--ease-smooth) infinite}
.scroll-cue.hide{opacity:0;pointer-events:none}
@keyframes cueBob{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}
@media (prefers-reduced-motion:reduce){.scroll-cue svg{animation:none}}

/* Site password gate (injected by enhance.js) */
.kfl-gate{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(ellipse at 15% 0%,rgba(255,160,55,.18) 0%,transparent 55%),radial-gradient(ellipse at 90% 100%,rgba(74,200,232,.16) 0%,transparent 55%),var(--kf-cream)}
.kfl-gate-card{width:100%;max-width:380px;background:#fff;border-radius:24px;padding:40px 34px;text-align:center;box-shadow:0 40px 80px rgba(15,26,61,.22)}
.kfl-gate-card img{height:46px;width:auto;margin:0 auto 22px}
.kfl-gate-card h2{font-family:'Bricolage Grotesque',sans-serif;font-size:22px;color:var(--kf-navy-deep);margin-bottom:8px;letter-spacing:-.02em}
.kfl-gate-card p{font-size:14px;opacity:.65;margin-bottom:22px;line-height:1.5}
.kfl-gate-card input{width:100%;text-align:center;letter-spacing:.3em;font-size:18px;padding:13px 16px;border:1.5px solid rgba(26,42,94,.15);border-radius:12px;font-family:'JetBrains Mono',monospace;color:var(--kf-navy-deep);background:var(--kf-cream);outline:none;transition:border-color .2s,box-shadow .2s}
.kfl-gate-card input:focus{border-color:var(--kf-orange);box-shadow:0 0 0 4px rgba(255,107,53,.12)}
.kfl-gate-card .btn{width:100%;margin-top:16px;justify-content:center}
.kfl-gate-err{color:#E8542A;font-size:12.5px;margin-top:12px;min-height:16px;font-weight:600}
.kfl-gate.shake .kfl-gate-card{animation:gateShake .4s}
@keyframes gateShake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}