/* Kick the Pitch — shared system.
   Layout concept: a night-shift inspection bay. Graphite surfaces, a single warm "inspection lamp" amber,
   readouts in mono like a gauge cluster, glass panels that catch a cursor spotlight. */
/* Light only. Palette: deep teal ink #102E35, teal #24777B, mint #E9F3F1, pine #17665E, copper #D18A4B.
   Derived shades: darker copper for copper text on white, a muted red for warnings. */
:root{
  --bg:#E9F3F1; --bg2:#DCEBE8; --panel:rgba(255,255,255,.78); --panel-solid:#FFFFFF; --panel-hi:#FFFFFF;
  --line:rgba(16,46,53,.11); --line-hi:rgba(16,46,53,.22);
  --fg:#102E35; --fg2:#3D5C61; --mute:#6A8488;
  --primary:#17665E; --on-primary:#FFFFFF;
  --amber:#D18A4B; --amber-ink:#9A5A1F; --amber-soft:rgba(209,138,75,.17); --on-amber:#102E35;
  --teal:#24777B; --teal-soft:rgba(36,119,123,.11);
  --good:#17665E; --good-soft:rgba(23,102,94,.11);
  --warn:#B8732F; --warn-soft:rgba(209,138,75,.17);
  --bad:#B4473A; --bad-soft:rgba(180,71,58,.11);
  --glow1:rgba(36,119,123,.20); --glow2:rgba(209,138,75,.18); --glow3:rgba(23,102,94,.14);
  --grain-op:.035;
  --display:"Geist","Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Geist Mono",ui-monospace,Menlo,Consolas,monospace;
  --r:3px; --r-sm:3px;
  color-scheme:light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
::selection{background:var(--teal);color:#fff}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:3px}
button{font:inherit;color:inherit}
img,svg{max-width:100%}

/* atmosphere: drifting light + film grain */
.atmos{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.atmos i{position:absolute;border-radius:50%;filter:blur(80px);opacity:.9}
.atmos i:nth-child(1){width:52vw;height:52vw;left:-12vw;top:-18vw;background:var(--glow1);animation:drift1 26s ease-in-out infinite alternate}
.atmos i:nth-child(2){width:46vw;height:46vw;right:-14vw;top:8vh;background:var(--glow2);animation:drift2 32s ease-in-out infinite alternate}
.atmos i:nth-child(3){width:40vw;height:40vw;left:30vw;top:70vh;background:var(--glow3);animation:drift1 38s ease-in-out infinite alternate-reverse}
.atmos::after{content:"";position:absolute;inset:-50%;opacity:var(--grain-op);background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}
@keyframes drift1{to{transform:translate(8vw,6vh) scale(1.08)}}
@keyframes drift2{to{transform:translate(-6vw,10vh) scale(.94)}}
@media (prefers-reduced-motion: reduce){.atmos i{animation:none}}

.container{max-width:1160px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}

/* nav */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--bg)}
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;padding-block:12px}
.nav-in{display:flex;align-items:center;gap:20px;padding:10px 12px 10px 18px;border-radius:3px;background:rgba(255,255,255,.72);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);box-shadow:inset 0 0 0 1px var(--line),0 10px 30px -12px rgba(16,46,53,.18)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:650;font-size:18px;letter-spacing:-.02em;white-space:nowrap}
.brand svg{width:28px;height:28px;flex:none}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{text-decoration:none;font-size:14.5px;color:var(--fg2);padding:8px 12px;border-radius:3px;transition:color .2s,background .2s}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--fg);background:var(--panel-hi)}
.nav .btn{padding:9px 16px;font-size:14px}
@media (max-width:860px){.nav-links{display:none}.nav .btn{margin-left:auto}}
@media (max-width:420px){.brand span{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;border:0;cursor:pointer;font-family:var(--body);font-weight:650;font-size:15.5px;padding:13px 22px;border-radius:3px;background:var(--primary);color:var(--on-primary);transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,filter .2s;box-shadow:0 8px 24px -12px rgba(23,102,94,.7)}
.btn:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 14px 30px -12px rgba(23,102,94,.75)}
.btn.ghost{background:var(--panel);color:var(--fg);box-shadow:inset 0 0 0 1px var(--line-hi)}
.btn.ghost:hover{background:var(--panel-hi);box-shadow:inset 0 0 0 1px var(--line-hi)}
.btn svg{width:16px;height:16px}

/* type */
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--amber-ink);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:18px;height:1px;background:currentColor;opacity:.7}
h1,h2,h3{font-family:var(--display);letter-spacing:-.03em;line-height:1.02;margin:0;text-wrap:balance}
h1{font-size:clamp(42px,6.8vw,86px);font-weight:700}
h2{font-size:clamp(30px,4.4vw,54px);font-weight:680}
h3{font-size:22px;font-weight:700;letter-spacing:-.02em;line-height:1.15}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--fg2);max-width:60ch;text-wrap:pretty}
.shine{background:linear-gradient(100deg,var(--teal) 15%,var(--primary) 35%,var(--amber) 55%,var(--teal) 80%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 9s ease-in-out infinite}
@keyframes shine{0%,100%{background-position:100% 0}50%{background-position:0 0}}
@media (prefers-reduced-motion: reduce){.shine{animation:none;background-position:50% 0}}

/* glass panels with cursor spotlight */
.glass{position:relative;background:var(--panel);border-radius:3px;box-shadow:inset 0 0 0 1px var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);isolation:isolate}
.spot::before{content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1;opacity:0;transition:opacity .35s;background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),var(--amber-soft),transparent 60%)}
.spot:hover::before{opacity:1}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;padding:1px;background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),var(--line-hi),transparent 70%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .35s}
.spot:hover::after{opacity:1}

.section{padding-block:clamp(64px,9vw,120px)}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:40px;max-width:760px}

/* footer */
.foot{border-top:1px solid var(--line);padding-block:40px 48px;margin-top:40px;font-size:14px;color:var(--mute)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr}}
.foot h2{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--fg2);margin:0 0 10px;font-weight:500}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.foot a{text-decoration:none;color:var(--fg2)}
.foot a:hover{color:var(--amber-ink)}
.foot p{margin:0 0 10px;max-width:46ch}
.fine{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);font-size:12.5px;line-height:1.55;color:var(--mute)}

/* tool page header */
.tool-head{padding-block:clamp(36px,6vw,72px) 28px;display:flex;flex-direction:column;gap:16px}
.tool-head h1{font-size:clamp(40px,6vw,76px)}

.pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:3px;background:var(--panel-hi);box-shadow:inset 0 0 0 1px var(--line);color:var(--fg2)}
.pill.amber{background:var(--amber-soft);color:var(--amber-ink);box-shadow:none}
.pill.teal{background:var(--teal-soft);color:var(--teal);box-shadow:none}

/* panels on light: white cards with a soft lift */
.glass{background:var(--panel);box-shadow:inset 0 0 0 1px var(--line),0 1px 2px rgba(16,46,53,.04),0 12px 32px -18px rgba(16,46,53,.22)}
.pill{border-radius:3px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-top:18px}
.foot-brand a{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg2);font-size:13px}
.foot-brand img{width:auto;height:48px;display:block}