/* winserv · wifi — paper-ledger marketing system. Vanilla CSS, no preprocessor.
   Palette is the product's admin/login theme (main.py _admin_head), verbatim. */
:root {
  --bg:#f3f0e9; --card:#fbfaf6; --zebra:#f1ede2;
  --fg:#211d17; --dim:#5c554a; --faint:#948b79;
  --line:#ded7c8; --line2:#c9bfa9;
  --ok:#3f6b43; --warn:#9a6a1c; --crit:#a3331d;
  --accent:#0078d4;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --col:960px;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{
  color:var(--fg);font-family:var(--sans);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
  background:radial-gradient(circle at 22% 6%,rgba(255,255,255,.55),transparent 46%),radial-gradient(circle at 86% 96%,rgba(0,120,212,.035),transparent 42%),var(--bg);background-attachment:fixed;
}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:var(--col);margin:0 auto;padding:0 clamp(18px,4vw,28px)}
.eyebrow{font-family:var(--mono);font-size:.7rem;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--dim)}
/* masthead */
.mast{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 16px;border-bottom:2px solid var(--fg)}
.brand{font-family:var(--mono);font-weight:600;letter-spacing:.18em;font-size:.82rem;
  text-transform:uppercase;display:inline-flex;align-items:center;gap:.7em;text-decoration:none}
.brand::before{content:'';width:9px;height:9px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
.brand small{font-family:var(--sans);font-weight:400;text-transform:none;letter-spacing:0;
  font-size:.8rem;color:var(--faint)}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:.95rem;
  background:var(--accent);color:#fff;border:1px solid transparent;border-radius:8px;
  padding:11px 20px;text-decoration:none;cursor:pointer;transition:filter .15s,transform .1s}
.btn:hover{filter:brightness(1.08)}.btn:active{transform:translateY(1px)}
.btn--ghost{background:transparent;color:var(--fg);border-color:var(--line2)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);filter:none}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
/* section rhythm */
section{padding:clamp(40px,7vw,72px) 0;border-bottom:1px solid var(--line)}
h1{font-size:clamp(1.9rem,5vw,2.9rem);line-height:1.1;letter-spacing:-.02em;font-weight:700;margin:14px 0}
h2{font-size:clamp(1.3rem,3vw,1.8rem);letter-spacing:-.01em;font-weight:700;margin-bottom:10px}
h2::before{content:'';display:inline-block;width:20px;height:2px;background:var(--accent);
  vertical-align:middle;margin-right:.6em}
.lede{font-size:clamp(1.05rem,2vw,1.2rem);color:var(--dim);max-width:42rem}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}
/* hero */
.hero{padding-top:clamp(36px,6vw,64px)}
.hero .eyebrow:last-child{margin-top:22px;color:var(--faint)}
.note{border-left:3px solid var(--accent);background:color-mix(in srgb,var(--accent) 5%,transparent);padding:12px 16px;margin:22px 0 0;border-radius:0 8px 8px 0;font-size:.95rem;color:var(--dim);max-width:42rem}
.note strong{color:var(--fg)}
/* ledger table */
.tablewrap{overflow-x:auto}
.ledger{width:100%;border-collapse:collapse;margin-top:8px;font-size:.98rem}
.ledger th{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--faint);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line2)}
.ledger td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.ledger td:first-child{color:var(--dim)}
.ledger td:last-child{font-weight:600}
.ledger tbody tr:nth-child(even){background:var(--zebra)}
/* cards */
.cards{display:grid;gap:16px;margin-top:8px}
@media(min-width:680px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;
  box-shadow:0 1px 0 #fff inset,0 18px 40px -34px rgba(33,29,23,.5)}
.card .eyebrow{margin-bottom:10px;color:var(--accent)}
.card p:last-child{color:var(--dim)}
/* steps */
.steps{margin:8px 0 0;padding-left:1.3em;max-width:46rem}
.steps li{margin:12px 0;color:var(--dim)}
.steps strong{color:var(--fg)}
.steps code{font-family:var(--mono);font-size:.9em;background:var(--zebra);padding:.1em .4em;border-radius:5px}
/* tiers */
.tiers{display:grid;gap:16px;margin-top:8px}
@media(min-width:680px){.tiers{grid-template-columns:1fr 1fr}}
.tier{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}
.tier__aud{color:var(--faint);font-size:.9rem;margin:4px 0 14px}
.tier ul{list-style:none;padding:0;margin:0}
.tier li{padding:9px 0 9px 1.6em;border-bottom:1px solid var(--line);position:relative}
.tier li:last-child{border-bottom:0}
.tier li::before{content:'✓';position:absolute;left:0;color:var(--ok);font-weight:700}
#planos .eyebrow{margin-top:18px;color:var(--faint)}
/* faq */
.faq{margin-top:8px;border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__item summary{cursor:pointer;padding:16px 0;font-weight:600;list-style:none}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::before{content:'+';color:var(--accent);font-family:var(--mono);margin-right:.6em}
.faq__item[open] summary::before{content:'–'}
.faq__item p{padding:0 0 16px;color:var(--dim);max-width:46rem}
/* footer */
.foot{padding:26px 0 64px}
.foot a{color:var(--dim);text-decoration:none}
.foot a:hover{color:var(--accent)}
/* cookie banner (Task 4 injects .cookie-banner) */
.cookie-banner{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--fg);color:#f3efe6;
  padding:14px clamp(18px,4vw,28px);display:flex;gap:14px;align-items:center;flex-wrap:wrap;
  justify-content:center;font-size:.9rem;box-shadow:0 -8px 30px -20px rgba(0,0,0,.6)}
.cookie-banner a{color:#cfe3f5}
.cookie-actions{display:flex;gap:8px}
.cookie-accept,.cookie-reject{font-family:var(--sans);font-weight:600;font-size:.85rem;cursor:pointer;
  border-radius:7px;padding:7px 16px;border:1px solid transparent}
.cookie-accept{background:var(--accent);color:#fff}
.cookie-reject{background:transparent;color:#f3efe6;border-color:rgba(243,239,230,.4)}