/* Leadfins calculators: shared liquid-glass theme */
:root{
  --bg:#06211e; --ink:#f2f7f4; --ink2:#c4d8d0; --muted:#7fa096; --mint:#b8f2c8; --soft:#edffe3;
  --teal:#114742; --teal-deep:#0c3531;
  --ok:#7fdc9f; --tight:#e8d36a; --warn:#f0b867; --bad:#f08a6c;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --serif:'Hedvig Letters Serif',Georgia,serif;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.5;letter-spacing:-.01em;-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:hidden}

/* ---------- moving light behind the glass ---------- */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;
  background:radial-gradient(1200px 700px at 50% -15%,#155a52 0%,rgba(21,90,82,0) 65%),var(--bg)}
.aurora i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;will-change:transform}
.aurora i:nth-child(1){width:520px;height:520px;left:-120px;top:120px;background:#1f7a66;animation:drift1 22s ease-in-out infinite alternate}
.aurora i:nth-child(2){width:460px;height:460px;right:-140px;top:-60px;background:#2c8f6e;opacity:.4;animation:drift2 26s ease-in-out infinite alternate}
.aurora i:nth-child(3){width:380px;height:380px;left:42%;bottom:-160px;background:#9be3b0;opacity:.18;animation:drift3 30s ease-in-out infinite alternate}
@keyframes drift1{to{transform:translate(180px,120px) scale(1.15)}}
@keyframes drift2{to{transform:translate(-160px,180px) scale(.9)}}
@keyframes drift3{to{transform:translate(-220px,-140px) scale(1.2)}}
@media (prefers-reduced-motion:reduce){.aurora i{animation:none}}

/* ---------- liquid glass ---------- */
.glass{position:relative;border-radius:30px;isolation:isolate;
  background:linear-gradient(150deg,rgba(255,255,255,.13) 0%,rgba(255,255,255,.05) 45%,rgba(255,255,255,.08) 100%);
  -webkit-backdrop-filter:blur(26px) saturate(170%);backdrop-filter:blur(26px) saturate(170%);
  box-shadow:inset 0 1px 1px rgba(255,255,255,.35),inset 0 -12px 30px -18px rgba(184,242,200,.18),0 30px 70px -30px rgba(0,0,0,.65)}
/* curved specular highlight that follows the pointer */
.glass::before{content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;
  background:radial-gradient(70% 55% at var(--mx,25%) var(--my,0%),rgba(255,255,255,.16),rgba(255,255,255,0) 70%),
             radial-gradient(140% 70% at 50% -30%,rgba(255,255,255,.12),rgba(255,255,255,0) 60%);
  transition:background .2s}
/* lit rim */
.glass::after{content:'';position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(145deg,rgba(255,255,255,.6),rgba(255,255,255,.08) 35%,rgba(255,255,255,.04) 60%,rgba(184,242,200,.4));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}

/* ---------- nav & hero ---------- */
nav{max-width:1120px;margin:0 auto;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand svg{width:34px;height:34px;border-radius:10px;box-shadow:0 0 0 1px rgba(255,255,255,.18),0 6px 18px -6px rgba(0,0,0,.6)}
.brand span{font-weight:700;font-size:17px;letter-spacing:-.02em}
.nav-r{display:flex;gap:6px;align-items:center}
.pill{font-size:13px;font-weight:500;color:var(--ink2);text-decoration:none;padding:9px 16px;border-radius:999px;transition:all .25s var(--ease);white-space:nowrap}
.pill:hover{color:var(--ink);background:rgba(255,255,255,.08)}
.pill.glass{border-radius:999px;color:var(--ink)}
.pill.glass:hover{transform:translateY(-1px)}

.hero{max-width:760px;margin:0 auto;padding:34px 24px 0;text-align:center}
.kicker{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--mint);padding:7px 14px;border-radius:999px;margin-bottom:18px}
h1{font-family:var(--serif);font-weight:500;font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-.025em}
h1 em{font-style:italic;color:var(--mint)}
.hero p{margin:16px auto 0;max-width:520px;font-size:16px;color:var(--ink2)}

/* entrance */
.rise{opacity:0;transform:translateY(18px);animation:rise .8s var(--ease) forwards}
.d1{animation-delay:.08s}.d2{animation-delay:.16s}.d3{animation-delay:.24s}
@keyframes rise{to{opacity:1;transform:none}}

/* ---------- layout ---------- */
.app{max-width:1060px;margin:40px auto 0;padding:0 24px 90px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px;align-items:start}
.panel{padding:26px 26px 18px}
.panel-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.panel-h h2{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mint)}
.out-col{position:sticky;top:18px}

/* ---------- segmented control with sliding pill ---------- */
.seg{position:relative;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;padding:5px;border-radius:999px;max-width:420px;margin:0 auto}
.seg .ind{position:absolute;top:5px;bottom:5px;left:5px;border-radius:999px;background:linear-gradient(180deg,#f6fff1,#dff7d6);
  box-shadow:inset 0 1px 0 #fff,0 6px 16px -6px rgba(0,0,0,.5);transition:transform .5s var(--ease),width .5s var(--ease)}
.seg button{position:relative;z-index:1;border:0;background:none;cursor:pointer;padding:11px 18px;border-radius:999px;font:600 13px var(--sans);color:var(--ink2);transition:color .35s;white-space:nowrap}
.seg button.on{color:var(--teal)}
.seg button:disabled{opacity:.4;cursor:not-allowed}
.seg.sm{max-width:none;margin:0}
.seg.sm button{padding:8px 14px;font-size:12px}

/* ---------- slider controls ---------- */
.ctl{padding:14px 0 12px}
.ctl + .ctl{border-top:1px solid rgba(255,255,255,.07)}
.ctl-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:10px}
.ctl-top label{font-size:14px;font-weight:500;color:var(--ink)}
.ctl-top label small{display:block;font-size:11.5px;font-weight:400;color:var(--muted);margin-top:1px}
.val{flex:none;display:flex;align-items:baseline;gap:2px;padding:6px 12px;border-radius:12px;background:rgba(0,0,0,.2);
  box-shadow:inset 0 1px 2px rgba(0,0,0,.35),inset 0 0 0 1px rgba(255,255,255,.07);transition:box-shadow .2s}
.val:focus-within{box-shadow:inset 0 1px 2px rgba(0,0,0,.35),inset 0 0 0 1px var(--mint),0 0 0 4px rgba(184,242,200,.12)}
.val span{font-size:13px;color:var(--muted)}
.val input{width:var(--w,7ch);border:0;outline:0;background:none;color:var(--ink);font:600 16px/1.2 var(--sans);text-align:right;letter-spacing:-.01em;font-variant-numeric:tabular-nums}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:22px;background:none;cursor:pointer;--p:50%}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:99px;
  background:linear-gradient(90deg,#5fc49a,var(--mint) var(--p),rgba(255,255,255,.1) var(--p));box-shadow:inset 0 1px 2px rgba(0,0,0,.35)}
input[type=range]::-moz-range-track{height:6px;border-radius:99px;background:rgba(255,255,255,.1)}
input[type=range]::-moz-range-progress{height:6px;border-radius:99px;background:linear-gradient(90deg,#5fc49a,var(--mint))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;margin-top:-8px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#fff,#e6f7ec 55%,#c4e8d1);box-shadow:0 0 0 1px rgba(255,255,255,.5),0 4px 12px rgba(0,0,0,.45);transition:transform .25s var(--ease)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border:0;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff,#e6f7ec 55%,#c4e8d1);box-shadow:0 0 0 1px rgba(255,255,255,.5),0 4px 12px rgba(0,0,0,.45)}
input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.12)}
input[type=range]:active::-webkit-slider-thumb{transform:scale(1.25)}
input[type=range]:focus-visible{outline:none}
input[type=range]:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 4px rgba(184,242,200,.35),0 4px 12px rgba(0,0,0,.45)}

/* ---------- "more settings" drawer ---------- */
.more{margin-top:6px;border-top:1px solid rgba(255,255,255,.07)}
.more summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:14px 0 10px;font-size:13px;font-weight:600;color:var(--ink2)}
.more summary::-webkit-details-marker{display:none}
.more summary i{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.07);font-style:normal;transition:transform .4s var(--ease),background .2s}
.more summary:hover i{background:rgba(255,255,255,.14)}
.more[open] summary i{transform:rotate(45deg)}
.more .body{overflow:hidden}

/* ---------- results ---------- */
.res{padding:26px}
.big-card{position:relative;border-radius:24px;padding:22px 24px 20px;color:var(--teal-deep);overflow:hidden;isolation:isolate;
  background:linear-gradient(160deg,#f7fff3 0%,#e3f8da 55%,#cdeedd 100%);
  box-shadow:inset 0 1px 0 #fff,inset 0 -18px 40px -24px rgba(17,71,66,.35),0 22px 50px -24px rgba(0,0,0,.7)}
.big-card::before{content:'';position:absolute;z-index:-1;width:120%;height:120%;left:-10%;top:-75%;border-radius:50%;
  background:radial-gradient(closest-side,rgba(255,255,255,.9),rgba(255,255,255,0));opacity:.7}
.big-card .l{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#3f7a6c}
.big-num{display:flex;align-items:baseline;gap:10px;margin:6px 0 2px;flex-wrap:wrap}
.big-num b{font:500 clamp(48px,7vw,68px)/1 var(--serif);letter-spacing:-.035em;font-variant-numeric:tabular-nums}
.big-num span{font-size:15px;color:#3f7a6c}
.big-card p{font-size:13.5px;color:#3f7a6c}
.big-card p b{color:var(--teal-deep)}
.bump{animation:bump .5s var(--ease)}
@keyframes bump{40%{transform:scale(1.035)}}

.status{display:flex;align-items:center;gap:10px;margin-top:14px;padding:12px 16px;border-radius:16px;font-size:13.5px;font-weight:500;
  background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);transition:color .4s,background .4s}
.status i{flex:none;width:10px;height:10px;border-radius:50%;background:currentColor;box-shadow:0 0 12px currentColor;animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{50%{opacity:.45}}
.status.ok{color:#a9ecc0;background:rgba(127,220,159,.09)}
.status.tight{color:#efe3a6;background:rgba(232,211,106,.09)}
.status.warn{color:#f6d7a8;background:rgba(240,184,103,.09)}
.status.bad{color:#f7c4b4;background:rgba(240,138,108,.1)}

.sub-h{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mint);margin:24px 0 12px}

/* funnel bars */
.funnel{display:flex;flex-direction:column;gap:9px}
.f-row{display:grid;grid-template-columns:112px minmax(0,1fr) 54px;align-items:center;gap:12px;font-size:13px}
.f-row span{color:var(--ink2)}
.f-row b{text-align:right;font-weight:600;font-variant-numeric:tabular-nums}
.f-bar{height:12px;border-radius:99px;background:rgba(255,255,255,.06);box-shadow:inset 0 1px 2px rgba(0,0,0,.3);overflow:hidden}
.f-bar i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,#3fae86,var(--mint));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.5);transition:width .8s var(--ease)}

.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:20px}
.stat{padding:14px 14px 12px;border-radius:18px;background:rgba(0,0,0,.16);box-shadow:inset 0 0 0 1px rgba(255,255,255,.07)}
.stat span{display:block;font-size:11px;color:var(--muted);line-height:1.3}
.stat b{display:block;font-size:19px;font-weight:600;letter-spacing:-.02em;margin-top:4px;font-variant-numeric:tabular-nums}

.how{margin-top:18px;font-size:12.5px;color:var(--muted);line-height:1.6}
.how summary{cursor:pointer;color:var(--ink2);font-weight:600;list-style:none}
.how summary::-webkit-details-marker{display:none}
.how summary::after{content:' +';color:var(--mint)}
.how[open] summary::after{content:' −'}
.how p{margin-top:8px}

.cta-line{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding:14px 16px 14px 18px;border-radius:20px;
  background:rgba(184,242,200,.07);box-shadow:inset 0 0 0 1px rgba(184,242,200,.18)}
.cta-line p{font-size:13px;color:var(--ink2)}
.cta{flex:none;text-decoration:none;font-weight:600;font-size:13.5px;color:var(--teal);padding:10px 16px;border-radius:999px;
  background:linear-gradient(180deg,#f6fff1,#d9f5cf);box-shadow:inset 0 1px 0 #fff,0 6px 16px -6px rgba(0,0,0,.5);transition:transform .25s var(--ease)}
.cta:hover{transform:translateY(-2px)}

/* mobile result dock */
.dock{display:none}

footer{text-align:center;padding:0 24px 40px;font-size:11.5px;color:var(--muted)}

@media (max-width:880px){
  .app{grid-template-columns:1fr}
  .out-col{position:static}
  .dock{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:20;align-items:center;justify-content:space-between;gap:10px;
    padding:12px 18px;border-radius:999px;transform:translateY(140%);transition:transform .5s var(--ease)}
  .dock.show{transform:none}
  .dock span{font-size:12px;color:var(--ink2)}
  .dock b{font:500 24px/1 var(--serif);color:var(--mint);font-variant-numeric:tabular-nums}
}
@media (max-width:560px){
  nav,.hero{padding-left:16px;padding-right:16px}
  .app{padding:0 16px 110px;margin-top:28px}
  .panel,.res{padding:20px 18px 14px}
  .pill.plain{display:none}
  .stats{grid-template-columns:1fr 1fr}
  .f-row{grid-template-columns:92px minmax(0,1fr) 46px;gap:8px}
  .cta-line{flex-direction:column;align-items:flex-start}
}