/* Building X ROI Calculator: customer-facing styles (design carried over from v0). */
:root{
  color-scheme:dark;
  --deep:#000028; --panel:#0B0B3B; --panel-2:#12124A; --line:rgba(255,255,255,.14);
  --ink:#FFFFFF; --muted:#B3B3C8;
  --petrol:#009999; --cyan:#00E6DC; --green:#00FFB9;
  --field-ink:#23233C; --cost:#FF8A80;
  --danger:#FF7A7A;
  --sans:"Helvetica Neue",Helvetica,Arial,"Nimbus Sans","Liberation Sans",sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{background:var(--deep)}
body{margin:0;background:radial-gradient(900px 520px at 85% -8%,rgba(0,153,153,.22),transparent 60%),radial-gradient(700px 420px at -10% 110%,rgba(0,255,185,.08),transparent 60%),var(--deep);background-attachment:fixed;min-height:100vh}
body{color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.45;padding-inline:16px;padding-block:0 40px;font-variant-numeric:tabular-nums}
h1,h2,h3{margin:0;font-weight:400;text-wrap:balance}
em{font-style:normal;color:var(--cyan)}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* Header */
.top{position:relative;z-index:30;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding-block:20px;max-width:1200px;margin:0 auto}
.logo{font-weight:700;font-size:18px;letter-spacing:.02em}
.ctrls{display:flex;gap:8px;flex-wrap:wrap}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.seg button{border:0;background:transparent;color:var(--muted);padding:6px 11px;font-size:13px;cursor:pointer}
.seg button+button{border-left:1px solid var(--line)}
.seg button[aria-pressed="true"]{background:var(--petrol);color:#fff}

/* Buttons */
.go{border:0;border-radius:12px;font-weight:600;padding:14px 26px;font-size:17px;cursor:pointer;color:var(--deep);background:linear-gradient(90deg,var(--green),var(--cyan))}
.go:hover{filter:brightness(1.08)}
.go.sm{padding:10px 22px;font-size:15px;border-radius:10px}
.textbtn{border:0;background:none;color:var(--cyan);cursor:pointer;padding:0;font-size:14px;text-decoration:underline;text-underline-offset:3px}

/* Fields */
.field{display:grid;gap:8px}
.field > label{font-size:15px;color:#fff}
.field .hint{font-size:13px;color:var(--muted)}
.inp{display:flex;background:#fff;border:1px solid var(--petrol);border-radius:12px;overflow:hidden}
.inp:focus-within{box-shadow:0 0 0 2px var(--cyan)}
.inp input{border:0;background:transparent;color:var(--field-ink);padding:12px 14px;width:100%;min-width:0;font-size:16px;outline:none}
.inp .u{display:flex;align-items:center;padding:0 16px;background:#E6F5F5;color:var(--petrol);font-size:14px;white-space:nowrap}
.opts{display:grid;gap:10px}
.opt{display:flex;align-items:flex-start;gap:12px;text-align:left;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.04);transition:border-color .2s,background .2s;padding:14px 16px;cursor:pointer;color:#fff}
.opt:hover{border-color:var(--petrol)}
.opt[aria-pressed="true"]{border-color:var(--cyan);background:rgba(0,230,220,.08)}
.opt .box{flex:none;width:20px;height:20px;border-radius:6px;border:1px solid var(--muted);margin-top:1px;display:grid;place-items:center;font-size:13px;color:var(--deep)}
.opt[aria-pressed="true"] .box{background:var(--cyan);border-color:var(--cyan)}
.opt.radio .box{border-radius:50%}
.opt b{display:block;font-weight:700;font-size:15.5px}
.opt span.d{display:block;font-size:13.5px;color:var(--muted);margin-top:2px}
.opts.row{grid-template-columns:repeat(3,1fr)}
@media (max-width:560px){.opts.row{grid-template-columns:1fr}}

/* Password gate */
.screen{min-height:calc(100vh - 140px);display:grid;align-items:center;max-width:1200px;margin:0 auto}
.gate{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:20px;padding:36px 28px;max-width:440px;width:100%;margin:0 auto;display:grid;gap:16px;text-align:center}
.gate h1{font-size:32px}
.gate p{margin:0;color:var(--muted)}
.err{color:var(--danger);font-size:14px;min-height:1.3em}

/* Guided input: pop-up over the blurred overview */
#final{transition:filter .35s ease,opacity .35s ease}
#final.blur{filter:blur(10px) saturate(.85);opacity:.5;pointer-events:none;user-select:none}
.wiz{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:88px 16px 24px;background:rgba(0,0,40,.35)}
.wiz-card{width:100%;max-width:540px;max-height:100%;overflow:auto;background:rgba(16,16,70,.78);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:20px;padding:22px 24px 20px;display:grid;gap:18px;box-shadow:0 30px 80px rgba(0,0,20,.5);animation:wizIn .3s ease-out}
@keyframes wizIn{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}
.wiz-top{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted)}
.wiz-top #wName{color:var(--cyan);font-weight:600;letter-spacing:.02em}
.wiz-prog{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:6px;margin-top:-8px}
.wiz-prog i{height:4px;border-radius:4px;background:rgba(255,255,255,.12);overflow:hidden;position:relative}
.wiz-prog i::after{content:"";position:absolute;inset:0;width:0;background:linear-gradient(90deg,var(--green),var(--cyan));border-radius:4px;transition:width .4s ease}
.wiz-prog i.done::after{width:100%}
.wiz-prog i.now::after{width:50%}
.wiz-body{display:grid;gap:16px}
.wiz-body h1{font-size:22px;line-height:1.25}
.wiz-body h1.intro{font-size:clamp(26px,4vw,32px);line-height:1.15}
.wiz-body .lead{margin:-8px 0 0;color:var(--muted);font-size:14.5px}
.wiz .field > label{font-size:14px}
.wiz .field .hint{font-size:12.5px}
.wiz .inp input{padding:10px 12px;font-size:15px}
.wiz .opts{gap:8px}
.wiz .opt{padding:10px 12px;border-radius:12px;gap:10px}
.wiz .opt b{font-size:14.5px}
.wiz .opt span.d{font-size:12.5px}
.wiz .opt .box{width:18px;height:18px}
.wiz-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:2px}
.wiz-foot .err{flex:1;text-align:center;font-size:13px;min-height:0}
.wback{border:0;background:none;color:var(--muted);cursor:pointer;font-size:14.5px;padding:8px 0}
.wback:hover{color:#fff}
@media (prefers-reduced-motion:reduce){.wiz-card{animation:none}}

/* Final view: tabbed windows */
.final{max-width:1200px;margin:0 auto;display:grid;gap:20px;padding-top:4px}
.fhead{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.fhead h1{font-size:clamp(24px,3.4vw,32px)}
.tabs{display:inline-flex;padding:4px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line)}
.tabs button{border:0;background:transparent;color:var(--muted);padding:9px 20px;border-radius:999px;cursor:pointer;font-size:15px;font-weight:600;transition:background .2s,color .2s}
.tabs button[aria-selected="true"]{background:linear-gradient(90deg,var(--green),var(--cyan));color:var(--deep)}
.panel{display:grid;gap:20px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:18px;padding:24px}
.card h2{font-size:16px;font-weight:700;margin-bottom:18px}
.hero{position:relative;overflow:hidden;padding:32px 28px}
.hero::after{content:"";position:absolute;right:-120px;top:-160px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(0,255,185,.22),transparent 65%);pointer-events:none}
.hero .k{font-size:16px;color:var(--muted)}
.hero .big{font-size:clamp(48px,9vw,96px);line-height:1;margin-top:10px;letter-spacing:-.03em;font-weight:300;background:linear-gradient(90deg,var(--green),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent;overflow-wrap:anywhere}
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:26px;position:relative;z-index:1}
@media (max-width:820px){.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
.tile{background:rgba(0,0,40,.45);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:grid;gap:4px}
.tile .k{font-size:13px;color:var(--muted)}
.tile .v{font-size:20px;font-weight:700;overflow-wrap:anywhere}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px}
@media (max-width:900px){.two-col{grid-template-columns:1fr}}
.donut-wrap{display:grid;grid-template-columns:180px minmax(0,1fr);gap:24px;align-items:center}
@media (max-width:520px){.donut-wrap{grid-template-columns:1fr;justify-items:center}}
.donut{width:180px;height:180px}
.donut text{fill:var(--ink)}
.legend{display:grid;gap:12px;width:100%}
.lg{display:grid;grid-template-columns:12px minmax(0,1fr) auto;gap:4px 10px;align-items:center;font-size:14.5px}
.lg .sw{width:12px;height:12px;border-radius:4px}
.lg b{font-weight:700;white-space:nowrap}
.lg small{grid-column:2 / 4;color:var(--muted);font-size:12.5px}
.cf-legend{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:12px;font-size:13px;color:var(--muted)}
.cf-legend span{display:flex;align-items:center;gap:6px}
.cf-legend i{width:12px;height:12px;border-radius:3px}
.empty{color:var(--muted);font-size:15px}
.cta{background:linear-gradient(120deg,#FFFFFF 55%,#E3FBF6);color:var(--deep);border-radius:18px;padding:28px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px;align-items:center}
@media (max-width:820px){.cta{grid-template-columns:1fr}}
.cta h3{font-size:clamp(22px,3vw,28px);line-height:1.2}
.cta h3 em{color:var(--petrol)}
.cta p{margin:10px 0 0;color:#4A4A66;font-size:15px}
.contact{display:grid;gap:8px}
.contact .c{display:flex;justify-content:space-between;align-items:center;gap:10px;border:1px solid #D6DCE6;border-radius:10px;padding:10px 12px;background:#fff}
.contact .c a{color:var(--deep);overflow-wrap:anywhere}
.contact .c button{border:1px solid var(--petrol);background:#fff;color:var(--petrol);padding:4px 12px;cursor:pointer;font-size:13px;border-radius:999px}
.cta .go{width:100%}
.note{font-size:13px;color:#4A4A66;min-height:1.2em}

/* Inputs tab */
.livebar{position:sticky;top:calc(env(safe-area-inset-top,0px) + 10px);z-index:5;display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;padding:14px 20px;border-radius:14px;background:rgba(11,11,59,.85);backdrop-filter:blur(10px);border:1px solid var(--line)}
.livebar .k{color:var(--muted);font-size:14px}
.livebar b{font-size:22px;color:var(--green);margin-left:8px}
.livebar .acts{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.livebar .go{padding:10px 20px;font-size:15px}
.in-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;align-items:start}
.grp{display:grid;gap:14px}
.grp h2{display:flex;align-items:center;gap:10px;margin:0}
.sw{display:inline-block;width:10px;height:10px;border-radius:3px;flex:none}
.chk{display:flex;gap:10px;align-items:center;cursor:pointer;font-size:15px}
.chk input{width:18px;height:18px;accent-color:var(--petrol);margin:0}
.eff{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;padding:4px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid var(--line)}
.eff button{border:0;background:transparent;color:var(--muted);padding:9px 6px;cursor:pointer;font-size:14px;border-radius:7px}
.eff button[aria-pressed="true"]{background:var(--petrol);color:#fff}
.foot{max-width:1200px;margin:24px auto 0;font-size:12.5px;color:var(--muted)}
.fatal{max-width:560px;margin:15vh auto;text-align:center;color:var(--muted)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}