/* ============================================================================
   SpendingView teaser — wears the product's real design tokens
   (mirrors apps/dashboard/app/globals.css: dark ledger, mint accent, serif
   display, mono numerals). Zero dependencies, no build step.
   ========================================================================== */

:root{
    --bg:#0a0b0d;
    --bg-2:#0e1014;
    --surface:rgba(255,255,255,.026);
    --surface-2:rgba(255,255,255,.05);
    --line:rgba(255,255,255,.08);
    --line-2:rgba(255,255,255,.14);
    --ink:#edeef2;
    --ink-2:#a9b0bd;
    --ink-3:#949bab;
    --r-lg:18px;
    --r-md:14px;
    --r-sm:9px;
    --profit:#5fd39a;
    --profit-soft:rgba(95,211,154,.14);
    --loss:#f3686d;
    --loss-soft:rgba(243,104,109,.13);
    --warn:#f0b34d;
    --glow:rgba(95,211,154,.10);
    --accent:#7cdfb0;
    --display:"Instrument Serif",Georgia,serif;
    --sans:"Hanken Grotesk",ui-sans-serif,system-ui,sans-serif;
    --mono:"JetBrains Mono",ui-monospace,monospace;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
body{
    background:var(--bg);
    color:var(--ink);
    font-family:var(--sans);
    font-size:16px;
    line-height:1.6;
    min-height:100vh;
    overflow-x:hidden;
}

/* ledger-line backdrop: faint horizontal rules like an account book, plus a
   mint glow pooled behind the hero */
.backdrop{
    position:fixed;inset:0;z-index:-1;pointer-events:none;
    background:
        radial-gradient(52rem 30rem at 70% -8rem, var(--glow), transparent 65%),
        repeating-linear-gradient(to bottom, transparent 0 47px, rgba(255,255,255,.022) 47px 48px),
        linear-gradient(var(--bg), var(--bg-2));
}

main{max-width:1060px;margin:0 auto;padding:0 22px}
a{color:var(--accent)}
em{font-style:italic}
h1,h2{font-family:var(--display);font-weight:400;letter-spacing:.005em}
b{font-weight:600}
small{display:block;font-size:11.5px;font-weight:400;color:var(--ink-3);letter-spacing:.01em}

/* ------------------------------ header ---------------------------------- */
.top{
    max-width:1060px;margin:0 auto;padding:26px 22px 0;
    display:flex;align-items:center;justify-content:space-between;
}
.wordmark{display:flex;align-items:center;gap:11px}
.mark{
    display:flex;align-items:center;justify-content:center;
    width:34px;height:34px;border-radius:9px;
    background:var(--surface-2);border:1px solid var(--line-2);
    color:var(--accent);font-family:var(--display);font-size:21px;line-height:1;
}
.mark.small{width:22px;height:22px;font-size:14px;border-radius:6px;display:inline-flex;vertical-align:-5px;margin-right:7px}
.name{font-family:var(--display);font-size:21px;color:var(--ink)}
.top-link{
    font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
    color:var(--ink-3);text-decoration:none;border-bottom:1px solid transparent;transition:color .18s,border-color .18s;
}
.top-link:hover{color:var(--accent);border-color:var(--accent)}

/* ------------------------------- hero ----------------------------------- */
.hero{padding:96px 0 30px;max-width:760px}
.badge{
    display:inline-flex;align-items:center;gap:8px;
    font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
    color:var(--accent);background:var(--profit-soft);
    border:1px solid rgba(95,211,154,.28);border-radius:999px;
    padding:6px 14px;margin-bottom:26px;
}
.pulse{width:6px;height:6px;border-radius:50%;background:var(--profit);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{
    font-size:clamp(42px,7.2vw,76px);
    line-height:1.02;color:var(--ink);margin-bottom:24px;
}
.hero h1 em{color:var(--accent)}
.lede{font-size:clamp(16px,2.2vw,19px);color:var(--ink-2);max-width:56ch;margin-bottom:14px}
.audience{font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:var(--ink-3);margin-bottom:36px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}

.btn{
    display:inline-flex;align-items:center;justify-content:center;
    font-family:var(--sans);font-weight:600;font-size:15px;
    border-radius:var(--r-sm);padding:13px 24px;text-decoration:none;
    border:1px solid transparent;cursor:pointer;
    transition:background .18s,color .18s,border-color .18s,transform .12s;
}
.btn:active{transform:scale(.985)}
.btn.primary{background:var(--profit);color:#06231a}
.btn.primary:hover{background:var(--accent)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn:focus-visible,.persona:focus-visible,input:focus-visible,a:focus-visible{
    outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--r-sm);
}

/* ----------------------------- features ---------------------------------- */
.features{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:14px;padding:56px 0 8px;
}
.feature{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
    padding:26px 24px 24px;transition:border-color .2s;
}
.feature:hover{border-color:var(--line-2)}
.feature-kicker{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--accent);margin-bottom:12px;
}
.feature h2{font-size:23px;line-height:1.2;margin-bottom:10px}
.feature p:last-child{font-size:14.5px;color:var(--ink-2)}

/* ---------------------------- calculator --------------------------------- */
.calc{padding:88px 0 20px}
.calc-head{max-width:640px;margin-bottom:30px}
.calc-head h2{font-size:clamp(30px,4.6vw,44px);line-height:1.08;margin:14px 0 12px}
.calc-head h2 em{color:var(--accent)}
.calc-sub{color:var(--ink-2);font-size:16px}

.personas{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.persona{
    font-family:var(--mono);font-size:12px;letter-spacing:.03em;
    color:var(--ink-2);background:var(--surface);border:1px solid var(--line-2);
    border-radius:999px;padding:9px 17px;cursor:pointer;
    transition:color .16s,border-color .16s,background .16s;
}
.persona:hover{color:var(--ink);border-color:var(--accent)}
.persona.active{color:#06231a;background:var(--profit);border-color:transparent;font-weight:600}

.calc-body{
    display:grid;grid-template-columns:minmax(280px,5fr) minmax(300px,6fr);gap:14px;
    align-items:stretch;
}
@media (max-width:840px){.calc-body{grid-template-columns:1fr}}

.calc-inputs{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:28px 26px;display:flex;flex-direction:column;gap:18px;
}
.calc-inputs label{display:block}
.label-text{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field{
    display:flex;align-items:center;gap:2px;
    background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--r-sm);
    padding:0 14px;transition:border-color .16s;
}
.field:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px rgba(124,223,176,.28)}
.unit{font-family:var(--mono);font-size:14px;color:var(--ink-3)}
.field input{
    width:100%;background:transparent;border:0;outline:0;color:var(--ink);
    font-family:var(--mono);font-size:17px;font-variant-numeric:tabular-nums;
    padding:12px 0 12px 6px;-moz-appearance:textfield;appearance:textfield;
}
.field input::-webkit-outer-spin-button,.field input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.calc-note{font-size:12px;color:var(--ink-3);margin-top:2px}

.calc-result{
    background:linear-gradient(160deg, rgba(95,211,154,.05), var(--surface) 42%);
    border:1px solid var(--line);border-radius:var(--r-lg);
    padding:30px 28px;display:flex;flex-direction:column;
}
.result-label{
    font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--ink-3);margin-bottom:8px;
}
.result-big{
    display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;
    font-family:var(--mono);font-variant-numeric:tabular-nums;margin-bottom:6px;
}
#out-margin{font-size:clamp(38px,5vw,52px);font-weight:600;color:var(--profit);letter-spacing:-.02em;overflow-wrap:anywhere}
#out-margin.negative{color:var(--loss)}
.result-pct{font-size:19px;color:var(--ink-3)}
.result-cents{font-family:var(--display);font-style:italic;font-size:19px;color:var(--ink-2);margin-bottom:24px}

.mix{margin-bottom:22px}
.mix-label{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px}
.mix-bar{
    display:flex;height:12px;border-radius:999px;overflow:hidden;
    background:var(--bg-2);border:1px solid var(--line);margin-bottom:10px;
}
.seg{display:block;height:100%;transition:width .35s ease}
.seg-ai{background:var(--accent)}
.seg-infra{background:#5a8fd6}
.seg-tools{background:var(--warn)}
.mix-legend{display:flex;gap:18px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-2)}
.mix-legend b{font-family:var(--mono);color:var(--ink)}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}
.dot-ai{background:var(--accent)}
.dot-infra{background:#5a8fd6}
.dot-tools{background:var(--warn)}

.verdicts{list-style:none;display:flex;flex-direction:column;gap:9px;margin-bottom:24px}
.verdicts li{
    font-size:14.5px;color:var(--ink-2);
    padding-left:20px;position:relative;
}
.verdicts li::before{
    content:"";position:absolute;left:2px;top:8px;width:7px;height:7px;border-radius:50%;
    background:var(--accent);
}
.verdicts li.warn::before{background:var(--warn)}
.verdicts li.bad::before{background:var(--loss)}

.bridge{
    margin-top:auto;padding-top:18px;border-top:1px solid var(--line);
    font-size:14.5px;color:var(--ink-2);
}
.bridge a{font-weight:600;text-decoration:none}
.bridge a:hover{text-decoration:underline}

/* ------------------------------ access ----------------------------------- */
.access{
    margin:88px 0 0;padding:56px clamp(24px,6vw,64px);
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    text-align:center;
}
.access h2{font-size:clamp(30px,4.4vw,42px);margin-bottom:12px}
.access-sub{color:var(--ink-2);max-width:52ch;margin:0 auto 28px}
.botcheck{position:absolute;left:-9999px;opacity:0}
.access-row{
    display:flex;gap:10px;justify-content:center;flex-wrap:wrap;max-width:520px;margin:0 auto;
}
.access-row input[type=email]{
    flex:1 1 260px;background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--r-sm);
    color:var(--ink);font-family:var(--sans);font-size:15px;padding:13px 16px;outline:0;
    transition:border-color .16s;
}
.access-row input[type=email]:focus{border-color:var(--accent)}
.access-status{margin-top:14px;font-size:14px;min-height:21px;color:var(--ink-2)}
.access-status.ok{color:var(--profit)}
.access-status.err{color:var(--loss)}

/* ------------------------------ footer ----------------------------------- */
.foot{
    max-width:1060px;margin:72px auto 0;padding:26px 22px 40px;
    border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13.5px;color:var(--ink-3);
}
.foot a{color:var(--ink-2);text-decoration:none;transition:color .16s}
.foot a:hover{color:var(--accent)}
.foot nav{display:flex;gap:22px}

@media (max-width:560px){
    .hero{padding-top:72px}
    .top{padding-top:20px}
    .foot{flex-direction:column;align-items:flex-start}
}