/* ============ KICKOFF THEME ============ */
:root{
  --bg:#ffffff; --bg-2:#eef2f9; --surface:#ffffff;
  --ink:#0a1730; --ink-2:#4a5878; --ink-3:#8a96ac;
  --blue:#3fa9ff; --blue-d:#1c7fd6; --blue-soft:#e3f4ff;
  --orange:#17b8d6; --orange-d:#0f93ac;
  --line:#e2e8f2; --good:#12a150; --bad:#e23b3b;
  --r-sm:10px; --r-md:16px; --r-lg:22px;
  --sh-sm:0 2px 8px rgba(10,23,48,.06);
  --sh-md:0 8px 26px rgba(10,23,48,.1);
  --ctn:1140px; --hh:66px;
  --disp:"Barlow Condensed",Impact,sans-serif;
  --body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--body);background:var(--bg);color:var(--ink);line-height:1.6;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;padding-bottom:78px}
a{text-decoration:none;color:inherit;transition:.15s}
ul,ol{list-style:none}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3{font-family:var(--disp);font-weight:700;line-height:1.02;text-transform:uppercase;letter-spacing:.01em}
.kf-ctn{width:100%;max-width:var(--ctn);margin:0 auto;padding:0 22px}
.kf-alt{background:var(--bg-2)}

/* header */
.kf-hdr{position:sticky;top:0;height:var(--hh);z-index:900;background:#fff;border-bottom:2px solid var(--ink)}
.kf-hdr .kf-ctn{display:flex;align-items:center;justify-content:space-between;height:100%}
.kf-logo{display:flex;align-items:center;gap:9px;font-family:var(--disp);font-size:1.55rem;font-weight:700;text-transform:uppercase}
.kf-logo b{color:var(--blue)}
.kf-mark{width:34px;height:34px;background:var(--blue);color:#fff;display:grid;place-items:center;
  font-family:var(--disp);font-size:1.3rem;font-weight:700;transform:skewX(-8deg)}
.kf-nav ul{display:flex;gap:24px}
.kf-nav a{font-family:var(--disp);font-size:1.02rem;font-weight:600;text-transform:uppercase;color:var(--ink-2);letter-spacing:.02em}
.kf-nav a:hover{color:var(--blue)}
.kf-burg{display:none;flex-direction:column;gap:5px;padding:8px}
.kf-burg span{width:24px;height:3px;background:var(--ink)}

/* buttons */
.kf-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;font-family:var(--disp);font-size:1.05rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.03em;border-radius:100px;transition:transform .12s,box-shadow .18s,background .18s;white-space:nowrap}
.kf-btn:active{transform:translateY(2px)}
.kf-o{background:var(--orange);color:#fff;box-shadow:0 5px 0 var(--orange-d)}
.kf-o:hover{box-shadow:0 6px 14px rgba(255,90,31,.4)}
.kf-b{background:var(--blue);color:#fff;box-shadow:0 5px 0 var(--blue-d)}
.kf-b:hover{box-shadow:0 6px 14px rgba(11,92,255,.4)}
.kf-gh{background:#fff;color:var(--blue);border:2.5px solid var(--blue)}
.kf-gh:hover{background:var(--blue-soft)}

/* hero with diagonal stripe signature */
.kf-hero{position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(120deg,var(--blue) 0%,var(--blue-d) 100%);padding:56px 0 50px}
.kf-hero::after{content:"";position:absolute;top:0;right:-10%;width:55%;height:100%;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 22px,transparent 22px 44px);z-index:0}
.kf-hero .kf-ctn{position:relative;z-index:1}
.kf-badge{display:inline-flex;align-items:center;gap:8px;background:var(--orange);color:#fff;
  font-family:var(--disp);font-size:.92rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  padding:6px 14px;border-radius:100px;margin-bottom:18px}
.kf-hero h1{font-size:clamp(2.6rem,6.4vw,4.6rem);margin-bottom:14px;max-width:15ch}
.kf-hero h1 span{color:#a9e6ff}
.kf-hero p{font-size:1.14rem;color:rgba(255,255,255,.9);max-width:56ch;margin-bottom:26px;font-weight:500}
.kf-cta{display:flex;gap:14px;flex-wrap:wrap}
.kf-testblock{max-width:66ch;margin-top:28px;color:rgba(255,255,255,.86)}
.kf-testblock p{margin-bottom:12px}

/* scoreboard stats signature */
.kf-board{margin-top:-30px;position:relative;z-index:5}
.kf-board .kf-ctn{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kf-tile{background:var(--ink);color:#fff;border-radius:var(--r-md);padding:20px 16px;text-align:center;
  box-shadow:var(--sh-md);border-bottom:4px solid var(--orange)}
.kf-tile b{display:block;font-family:var(--disp);font-size:2.3rem;font-weight:700;color:#a9e6ff;line-height:1}
.kf-tile span{font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:#aeb8cc}

/* sections */
.kf-sec{padding:56px 0}
.kf-sh{margin-bottom:28px}
.kf-sh h2{font-size:clamp(1.9rem,4vw,2.9rem);margin-bottom:8px}
.kf-sh h2 .u{color:var(--blue)}
.kf-sh p{color:var(--ink-2);max-width:64ch;font-size:1.02rem}

/* comparison rows */
.kf-list{display:flex;flex-direction:column;gap:14px}
.kf-row{display:grid;grid-template-columns:50px 1.3fr 1.1fr 130px 150px;gap:16px;align-items:center;
  background:#fff;border:2px solid var(--line);border-radius:var(--r-md);padding:16px 20px;transition:.18s}
.kf-row:hover{border-color:var(--blue);box-shadow:var(--sh-md)}
.kf-row.top{border-color:var(--orange)}
.kf-seed{width:38px;height:38px;background:var(--blue);color:#fff;font-family:var(--disp);font-size:1.3rem;font-weight:700;
  display:grid;place-items:center;transform:skewX(-8deg)}
.kf-row.top .kf-seed{background:var(--orange)}
.kf-team{display:flex;align-items:center;gap:12px}
.kf-thumb{width:84px;height:48px;background:#fff;border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}
.kf-thumb img{width:100%;height:100%;object-fit:contain}
.kf-tname{font-family:var(--disp);font-size:1.25rem;font-weight:700}
.kf-tsub{font-size:.76rem;color:var(--ink-3)}
.kf-offer b{display:block;font-weight:800;font-size:.96rem}
.kf-offer span{font-size:.76rem;color:var(--ink-3)}
.kf-odds{font-family:var(--disp);font-size:1.5rem;font-weight:700;color:var(--good);text-align:center}
.kf-odds small{display:block;font-family:var(--body);font-size:.66rem;color:var(--ink-3);text-transform:uppercase;letter-spacing:.05em}

/* review cards */
.kf-rev{display:flex;flex-direction:column;gap:18px}
.kf-card{background:#fff;border:2px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.kf-chead{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 24px;
  background:var(--ink);color:#fff}
.kf-chead .kf-l{display:flex;align-items:center;gap:14px}
.kf-clogo{width:104px;height:56px;background:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}
.kf-clogo img{width:100%;height:100%;object-fit:contain}
.kf-chead h3{font-size:1.5rem}
.kf-chead .kf-tag{font-size:.82rem;color:#a9e6ff;font-weight:600}
.kf-rating{background:var(--orange);color:#fff;font-family:var(--disp);font-size:1.5rem;font-weight:700;
  padding:6px 14px;border-radius:10px;white-space:nowrap}
.kf-cbody{padding:24px}
.kf-spec{width:100%;border-collapse:collapse;margin-bottom:16px}
.kf-spec th,.kf-spec td{text-align:left;padding:10px 12px;font-size:.88rem;border-bottom:1px solid var(--line)}
.kf-spec th{color:var(--ink-3);font-weight:600;width:42%;text-transform:uppercase;font-size:.78rem;letter-spacing:.03em}
.kf-cbody>p{color:var(--ink-2);margin-bottom:16px}
.kf-pc{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:6px}
.kf-pc>div{padding:14px 16px;border-radius:var(--r-sm);background:var(--bg-2)}
.kf-pc h4{font-family:var(--disp);font-size:1.05rem;margin-bottom:8px}
.kf-pros h4{color:var(--good)} .kf-cons h4{color:var(--bad)}
.kf-pc li{font-size:.86rem;color:var(--ink-2);padding-left:22px;position:relative;margin-bottom:6px}
.kf-pros li::before{content:"✔";position:absolute;left:0;color:var(--good);font-weight:700}
.kf-cons li::before{content:"✖";position:absolute;left:0;color:var(--bad);font-size:.8rem;top:2px}
.kf-cfoot{padding:0 24px 24px}

/* quiz signature */
.kf-quiz{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:34px 30px;max-width:760px;margin:0 auto}
.kf-quiz h2{font-size:2rem;margin-bottom:6px;text-align:center}
.kf-quiz h2 .u{color:#a9e6ff}
.kf-qsub{text-align:center;color:#aeb8cc;margin-bottom:24px}
.kf-qblock{margin-bottom:22px}
.kf-qblock h3{font-size:1.15rem;margin-bottom:12px;color:#fff}
.kf-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.kf-opt{display:block;cursor:pointer}
.kf-opt input{position:absolute;opacity:0}
.kf-opt span{display:block;padding:13px 16px;border:2px solid rgba(255,255,255,.18);border-radius:var(--r-sm);
  font-size:.9rem;font-weight:600;transition:.15s}
.kf-opt:hover span{border-color:#a9e6ff}
.kf-opt input:checked+span{background:var(--blue);border-color:var(--blue)}
.kf-qsubmit{width:100%;margin-top:4px}
.kf-result{display:none;margin-top:22px;background:var(--blue);border-radius:var(--r-md);padding:24px;text-align:center}
.kf-result.on{display:block}
.kf-result h3{font-size:1.6rem;margin-bottom:8px}
.kf-result p{color:rgba(255,255,255,.92);margin-bottom:16px;font-size:.94rem}

/* prose */
.kf-prose{max-width:800px}
.kf-prose h2{font-size:clamp(1.7rem,3.2vw,2.3rem);margin-bottom:14px}
.kf-prose p{color:var(--ink-2);margin-bottom:14px}
.kf-prose a{color:var(--blue);text-decoration:underline}

/* faq */
.kf-faq{display:flex;flex-direction:column;gap:10px;max-width:820px}
.kf-q{background:#fff;border:2px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
.kf-q>button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:16px 18px;text-align:left;font-family:var(--disp);font-size:1.15rem;font-weight:600;text-transform:uppercase;letter-spacing:.01em;color:var(--ink)}
.kf-q>button i{color:var(--orange);font-size:1.5rem;font-style:normal;transition:transform .2s}
.kf-q.on{border-color:var(--blue)}
.kf-q.on>button i{transform:rotate(45deg)}
.kf-ans{max-height:0;overflow:hidden;transition:max-height .28s ease}
.kf-ans p{padding:0 18px 16px;color:var(--ink-2);font-size:.92rem}
.kf-q.on .kf-ans{max-height:340px}

/* footer */
.kf-ft{background:var(--ink);color:#aeb8cc;padding:40px 0 22px}
.kf-ft .kf-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12)}
.kf-ft .kf-logo{color:#fff}
.kf-ft .kf-logo b{color:#a9e6ff}
.kf-ft .kf-links{display:flex;gap:22px;flex-wrap:wrap}
.kf-ft .kf-links a{font-family:var(--disp);font-size:1.02rem;text-transform:uppercase;color:#aeb8cc}
.kf-ft .kf-links a:hover{color:#fff}
.kf-disc{padding-top:18px;font-size:.8rem;color:#8a96ac;max-width:90ch}
.kf-disc a{color:#7aa4ff}
.kf-cpy{margin-top:12px;font-size:.8rem;color:#6b7690}

/* sticky */
.kf-sticky{position:fixed;left:0;right:0;bottom:0;z-index:800;background:var(--ink);color:#fff;
  box-shadow:0 -6px 22px rgba(0,0,0,.2)}
.kf-sticky .kf-ctn{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 22px}
.kf-sticky .kf-sl{font-family:var(--disp);font-size:1.1rem;font-weight:600;text-transform:uppercase}
.kf-sticky .kf-sl b{color:#a9e6ff}

/* responsive */
@media(max-width:880px){
  .kf-nav{position:fixed;top:var(--hh);left:0;right:0;background:#fff;border-bottom:2px solid var(--ink);
    padding:20px;transform:translateY(-130%);opacity:0;visibility:hidden;transition:.25s;z-index:850}
  .kf-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .kf-nav ul{flex-direction:column;gap:14px}
  .kf-burg{display:flex}
  .kf-board .kf-ctn{grid-template-columns:1fr 1fr}
  .kf-row{grid-template-columns:1fr;text-align:center;gap:12px;justify-items:center}
  .kf-team{flex-direction:column} .kf-thumb{width:130px;height:64px}
  .kf-pc{grid-template-columns:1fr}
  .kf-opts{grid-template-columns:1fr}
  .kf-chead{flex-direction:column;text-align:center}
  .kf-sticky .kf-sl{display:none} .kf-sticky .kf-ctn{justify-content:center}
}
@media(max-width:520px){.kf-board .kf-ctn{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ═══ CONTENT EXTENSIONS ═══ */
.kf-dtable{width:100%;border-collapse:collapse;margin:0;font-size:.87rem}
.kf-dtable thead th{background:var(--ink);color:#fff;padding:10px 14px;text-align:left;font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-family:var(--disp)}
.kf-dtable td{padding:10px 14px;color:var(--ink-2);border-bottom:1px solid var(--line);vertical-align:top}
.kf-dtable tr:hover td{background:var(--bg-2)}
.kf-dtable td:first-child{color:var(--ink);font-weight:700}
.kf-dtable-wrap{border:2px solid var(--line);border-radius:var(--r-md);overflow:hidden;margin:20px 0}
.kf-checklist{list-style:none;display:flex;flex-direction:column;gap:8px;margin:18px 0}
.kf-checklist li{display:flex;gap:12px;align-items:flex-start;background:var(--bg-2);border:2px solid var(--line);border-radius:var(--r-sm);padding:12px 16px;font-size:.88rem;color:var(--ink-2)}
.kf-chk{min-width:26px;height:26px;background:var(--orange);color:#fff;font-family:var(--disp);font-weight:700;border-radius:4px;display:grid;place-items:center;font-size:.78rem;flex-shrink:0;margin-top:1px;transform:skewX(-8deg)}
.kf-checklist b{color:var(--ink);display:block;margin-bottom:2px}
.kf-steps{display:flex;flex-direction:column;max-width:760px;margin:18px auto 0}
.kf-step{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--line)}
.kf-step:last-child{border-bottom:none}
.kf-step-num{min-width:32px;height:32px;background:var(--orange);color:#fff;font-family:var(--disp);font-weight:700;display:grid;place-items:center;border-radius:4px;flex-shrink:0;margin-top:2px;transform:skewX(-8deg)}
.kf-step-body h4{font-family:var(--disp);font-size:.96rem;font-weight:700;color:var(--ink);margin-bottom:3px}
.kf-step-body p{font-size:.86rem;color:var(--ink-2);margin:0}
.kf-body{max-width:800px;margin:0 auto}
.kf-body h3{font-size:1.05rem;font-weight:700;color:var(--blue);margin:22px 0 8px;font-family:var(--disp)}
.kf-body p{color:var(--ink-2);margin-bottom:12px;font-size:.92rem;line-height:1.72}
.kf-fast{color:var(--good);font-weight:700}
.kf-slow{color:var(--ink-3)}
.kf-sec-inner{max-width:860px;margin:0 auto}

/* ═══ AUTHOR BLOCK ═══ */
.kf-author{background:var(--bg-2);border:2px solid var(--line);border-radius:var(--r-lg);padding:26px 28px;display:flex;gap:20px;align-items:flex-start;max-width:820px}
.kf-author-avatar{width:64px;height:64px;border-radius:50%;background:var(--blue);color:#fff;font-family:var(--disp);font-size:1.6rem;font-weight:700;display:grid;place-items:center;flex-shrink:0}
.kf-author-name{font-family:var(--disp);font-size:1.15rem;font-weight:700;color:var(--ink);text-transform:uppercase}
.kf-author-role{font-size:.8rem;color:var(--blue);font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin-bottom:8px}
.kf-author p{font-size:.88rem;color:var(--ink-2);line-height:1.65}

/* ═══ SIMPLE PAGES (contatti, privacy, ecc.) ═══ */
.kf-page{padding:56px 0;max-width:800px;margin:0 auto}
.kf-page h1{font-size:clamp(1.9rem,4vw,2.6rem);margin-bottom:18px}
.kf-page h2{font-size:1.3rem;margin:26px 0 10px;color:var(--blue)}
.kf-page p,.kf-page li{color:var(--ink-2);font-size:.95rem;line-height:1.7;margin-bottom:10px}
.kf-page ul{list-style:disc;padding-left:22px}
.kf-contact-card{background:var(--bg-2);border:2px solid var(--line);border-radius:var(--r-md);padding:22px;margin-top:18px}
.kf-contact-card a{color:var(--blue);font-weight:700}