/* =============================================================================
 * Profit & VAT Studio — sales page
 * Restrained palette: deep ink + warm off-white surface + ONE accent (violet).
 * Strong type hierarchy, generous whitespace, no clutter.
 * =========================================================================== */
:root{
  --ink:#10131f;
  --ink-2:#3a4258;
  --muted:#6b7388;
  --line:#e7e9f0;
  --surface:#ffffff;
  --surface-2:#f6f7fb;
  --accent:#5a4cf0;
  --accent-deep:#4339c4;
  --accent-soft:#efedff;
  --good:#0f9d6b;
  --bad:#d6455f;
  --warn:#b7791f;
  --radius:18px;
  --radius-sm:11px;
  --shadow:0 1px 2px rgba(16,19,31,.04), 0 12px 32px rgba(16,19,31,.06);
  --shadow-lg:0 2px 6px rgba(16,19,31,.05), 0 24px 60px rgba(16,19,31,.10);
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --maxw:1080px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--surface-2);color:var(--ink);font-family:var(--font);
  line-height:1.6;-webkit-font-smoothing:antialiased;font-size:17px;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.narrow{max-width:760px;}
h1,h2,h3{letter-spacing:-.025em;line-height:1.12;margin:0;}
h1{font-size:clamp(2.3rem,5.4vw,3.7rem);font-weight:800;}
h2{font-size:clamp(1.7rem,3.6vw,2.4rem);font-weight:800;}
h3{font-size:1.18rem;font-weight:700;}
p{margin:0 0 1rem;}
a{color:var(--accent);text-decoration:none;}
.eyebrow{font-size:.8rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);margin-bottom:18px;}
.muted{color:var(--muted);}

/* nav */
.nav{display:flex;align-items:center;justify-content:space-between;padding:22px 0;}
.logo{font-weight:800;letter-spacing:-.02em;font-size:1.12rem;}
.logo .mark{color:var(--accent);}
.nav .navcta{font-size:.92rem;font-weight:700;background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;}
.nav .navcta:hover{background:var(--accent-deep);}

/* hero */
.hero{padding:48px 0 28px;}
.hero h1{max-width:18ch;}
.hero .lede{font-size:1.22rem;color:var(--ink-2);max-width:46ch;margin-top:22px;}
.cta-row{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:34px;}
.btn{
  display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:1.05rem;
  background:var(--accent);color:#fff;padding:15px 28px;border-radius:13px;border:none;cursor:pointer;
  box-shadow:0 8px 22px rgba(90,76,240,.28);transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
  font-family:var(--font);
}
.btn:hover{transform:translateY(-1px);background:var(--accent-deep);box-shadow:0 12px 28px rgba(90,76,240,.34);}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:none;border:1px solid var(--line);}
.btn.ghost:hover{background:var(--surface);transform:none;border-color:var(--ink-2);}
.reassure{display:flex;gap:20px;flex-wrap:wrap;margin-top:18px;font-size:.86rem;color:var(--muted);}
.reassure span{display:inline-flex;align-items:center;gap:7px;}
.reassure b{color:var(--good);}

/* hero figure: a mock of the result panel */
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:32px;}}
.mock{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:26px;}
.mock .m-top{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:14px;}
.mock .m-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);}
.mock .m-big{font-size:2.5rem;font-weight:800;color:var(--good);letter-spacing:-.03em;line-height:1;}
.mock .m-pill{font-weight:700;color:var(--accent);background:var(--accent-soft);padding:4px 12px;border-radius:999px;font-size:.9rem;}
.mock .m-line{display:flex;justify-content:space-between;font-size:.92rem;padding:6px 0;}
.mock .m-line span:first-child{color:var(--muted);}
.mock .m-line.flag{color:var(--bad);font-weight:600;}
.mock .m-note{margin-top:12px;font-size:.8rem;background:#fff7e6;border:1px solid #f4e0b0;color:var(--warn);border-radius:var(--radius-sm);padding:9px 12px;}

/* generic section */
section{padding:64px 0;}
.section-head{max-width:60ch;margin-bottom:40px;}
.section-head p{font-size:1.12rem;color:var(--ink-2);}

/* problem list */
.problems{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
@media(max-width:760px){.problems{grid-template-columns:1fr;}}
.problem{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px;box-shadow:var(--shadow);}
.problem h3{font-size:1.05rem;margin-bottom:6px;}
.problem p{margin:0;color:var(--muted);font-size:.96rem;}
.problem .x{color:var(--bad);font-weight:800;margin-right:6px;}

/* inside / features */
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
@media(max-width:760px){.features{grid-template-columns:1fr;}}
.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.feature .ic{width:42px;height:42px;border-radius:11px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;margin-bottom:16px;}
.feature h3{margin-bottom:8px;}
.feature p{margin:0;color:var(--ink-2);font-size:.98rem;}

/* price */
.price-wrap{background:var(--ink);color:#fff;border-radius:24px;padding:52px 40px;box-shadow:var(--shadow-lg);}
.price-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
@media(max-width:860px){.price-grid{grid-template-columns:1fr;gap:28px;}}
.price-wrap h2{color:#fff;}
.stack{list-style:none;padding:0;margin:18px 0 0;}
.stack li{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:.98rem;}
.stack li .v{color:#b9b3ff;white-space:nowrap;font-variant-numeric:tabular-nums;}
.stack li.sum{font-weight:800;border-bottom:none;padding-top:14px;}
.pricebox{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:30px;text-align:center;}
.anchor{color:#8d96b5;text-decoration:line-through;font-size:1.2rem;}
.bigprice{font-size:3.4rem;font-weight:800;letter-spacing:-.03em;line-height:1;margin:6px 0;}
.bigprice small{font-size:1rem;font-weight:600;color:#b9b3ff;letter-spacing:0;}
.pricebox .save{display:inline-block;background:var(--accent);color:#fff;font-weight:700;font-size:.82rem;padding:4px 12px;border-radius:999px;margin-bottom:14px;}
.pricebox .btn{width:100%;justify-content:center;margin-top:18px;}
.pricebox .urgency{font-size:.83rem;color:#cfc9ff;margin-top:14px;line-height:1.5;}

/* guarantee */
.guarantee{background:var(--accent-soft);border:1px solid #d9d4ff;border-radius:var(--radius);padding:34px;display:flex;gap:24px;align-items:flex-start;}
.guarantee .seal{flex:0 0 auto;width:64px;height:64px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.78rem;text-align:center;line-height:1.1;}
.guarantee h3{margin-bottom:8px;}
.guarantee p{margin:0;color:var(--ink-2);}

/* faq */
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:0;margin-bottom:12px;box-shadow:var(--shadow);overflow:hidden;}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:700;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";color:var(--accent);font-weight:800;font-size:1.3rem;}
.faq details[open] summary::after{content:"–";}
.faq details p{padding:0 22px 20px;margin:0;color:var(--ink-2);font-size:.98rem;}

/* final cta */
.final{text-align:center;}
.final h2{max-width:20ch;margin:0 auto 18px;}
.final p{max-width:50ch;margin:0 auto 28px;color:var(--ink-2);font-size:1.1rem;}

/* footer */
footer{background:var(--ink);color:#aab1c6;padding:44px 0 36px;font-size:.86rem;}
footer .wrap{display:flex;flex-direction:column;gap:14px;}
footer .frow{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center;}
footer a{color:#cfd3e0;}
footer .ai-disclosure{font-size:.78rem;color:#7d8499;border-top:1px solid rgba(255,255,255,.1);padding-top:16px;line-height:1.6;max-width:80ch;}
footer .legal{font-size:.76rem;color:#6b7287;}