/* Kotodama — identità visiva "Sumi / Blueprint".
   Ink profondo + accento giada→azzurro (niente magenta), etichette monospace,
   griglia a punti di sfondo, bordo-accento sulle card. */
:root{
  --bg:#080b11; --bg2:#0b1019; --panel:#10151f; --panel2:#0c111a;
  --line:rgba(255,255,255,.07); --line2:rgba(255,255,255,.13);
  --text:#e8eef0; --muted:#8a97a6;
  --accent:#1fd4ad;   /* giada/teal — primario */
  --accent2:#37a6ff;  /* azzurro — secondario (al posto del rosa) */
  --ink:#03130f;      /* testo sui bottoni accento */
  --glow:rgba(31,212,173,.16);
  --radius:14px; --maxw:1080px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --shadow:0 18px 50px rgba(0,0,0,.5);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; color:var(--text);
  font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  background:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,.035) 1px, transparent 0) 0 0/24px 24px,
    var(--bg);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{line-height:1.12;margin:0 0 .4em;letter-spacing:-.01em}
p{margin:0 0 1em}
.muted{color:var(--muted)}
.grad{background:linear-gradient(100deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* layout */
.section{max-width:var(--maxw);margin:0 auto;padding:74px 20px}
.section-title{font-size:clamp(1.5rem,3.2vw,2.25rem);text-align:center;margin-bottom:10px}
.section-sub{color:var(--muted);text-align:center;max-width:640px;margin:0 auto 40px}

/* eyebrow / etichette: monospace, "terminale" */
.badge,.providers-label{font-family:var(--mono);text-transform:uppercase;letter-spacing:.18em;font-size:.72rem}

/* nav */
.nav{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:13px 20px;background:rgba(8,11,17,.78);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px}
.brand img{border-radius:8px}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-name{font-weight:800;letter-spacing:.2px}
.brand-tag{font-family:var(--mono);font-size:.62rem;color:var(--muted);text-transform:uppercase;letter-spacing:.2em}
.menu{display:flex;align-items:center;gap:22px}
.menu a{color:var(--muted);font-size:.94rem;transition:color .15s}
.menu a:hover,.menu a.on{color:var(--text)}
.lang{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:.78rem}
.lang a{color:var(--muted)}
.lang a.on{color:var(--accent);font-weight:700}
.lang .sep{color:var(--line2)}
.navburger{display:none;cursor:pointer;font-size:1.4rem;line-height:1;padding:4px 8px;border:1px solid var(--line2);border-radius:8px}
.navtoggle{display:none}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(120deg,var(--accent),var(--accent2));color:var(--ink);font-weight:700;
  padding:11px 20px;border-radius:10px;border:0;cursor:pointer;transition:transform .12s,filter .12s,box-shadow .12s;white-space:nowrap}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 8px 26px var(--glow)}
.btn-sm{padding:8px 15px;font-size:.9rem}
.btn-lg{padding:14px 26px;font-size:1.02rem}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line2);box-shadow:none}
.btn-ghost:hover{border-color:var(--accent);filter:none;box-shadow:none}

/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:radial-gradient(760px 380px at 18% -12%,var(--glow),transparent 62%),
            linear-gradient(180deg,rgba(55,166,255,.05),transparent 40%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.5}
.hero-in{max-width:var(--maxw);margin:0 auto;padding:98px 20px 86px;text-align:center;position:relative}
.hero h1{font-size:clamp(2.2rem,6.2vw,4.1rem);font-weight:800;letter-spacing:-.025em}
.lead{font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--muted);max-width:660px;margin:0 auto 28px}
.lead strong{color:var(--text)}
.badge{display:inline-block;color:var(--accent);border:1px solid var(--line2);border-radius:8px;padding:7px 14px;margin-bottom:24px;background:rgba(31,212,173,.06)}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-note{margin-top:20px;color:var(--muted);font-size:.85rem;font-family:var(--mono)}

/* providers strip */
.providers{max-width:var(--maxw);margin:0 auto;padding:34px 20px;text-align:center;border-bottom:1px solid var(--line)}
.providers-label{display:block;color:var(--muted);margin-bottom:18px}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding:0;margin:0}
.chips li{border:1px solid var(--line2);border-radius:8px;padding:7px 15px;font-size:.9rem;color:var(--text);background:var(--panel2)}
.chips li:hover{border-color:var(--accent);color:var(--accent)}

/* grid + cards */
.grid{display:grid;gap:16px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{position:relative;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 24px 24px 26px;transition:transform .15s,border-color .15s}
.card::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 3px 3px 0;
  background:linear-gradient(var(--accent),var(--accent2));opacity:0;transition:opacity .15s}
.card:hover{transform:translateY(-3px);border-color:var(--line2)}
.card:hover::before{opacity:1}
.card .ico{font-size:1.7rem;display:block;margin-bottom:10px}
.card h3{font-size:1.08rem}
.card p{color:var(--muted);margin:0;font-size:.95rem}

/* band */
.band{background:linear-gradient(180deg,rgba(31,212,173,.06),transparent),var(--bg2);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band .section{padding:64px 20px;text-align:center}
.band h2{font-size:clamp(1.4rem,3vw,2rem)}
.band p{color:var(--muted);max-width:680px;margin:0 auto 8px}

/* table */
.table{width:100%;border-collapse:collapse;margin:8px 0 4px;font-size:.96rem}
.table th,.table td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.table thead th{color:var(--muted);font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}
.table .no{color:var(--accent);font-weight:700;white-space:nowrap}

/* prose */
.prose{max-width:780px;margin:0 auto}
.prose h2{margin-top:34px}
.prose ul{color:var(--muted);padding-left:22px}
.prose li{margin:.35em 0}
.lead-block{font-size:1.15rem;color:var(--muted)}

/* faq */
.faq details{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:4px 18px;margin:12px 0}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--accent);font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin:0 0 14px}

/* form */
.form{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;max-width:620px;margin:0 auto}
.form label{display:block;font-size:.85rem;color:var(--muted);margin:14px 0 6px}
.form input,.form textarea{width:100%;background:var(--bg);border:1px solid var(--line2);border-radius:10px;
  color:var(--text);padding:12px 14px;font:inherit}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--glow)}
.form textarea{min-height:120px;resize:vertical}
.form .hp{position:absolute;left:-9999px}
.form .btn{margin-top:20px;width:100%}
.note{font-size:.85rem;color:var(--muted)}
.alert{border-radius:12px;padding:14px 16px;margin:0 auto 22px;max-width:620px}
.alert-ok{background:rgba(31,212,173,.12);border:1px solid var(--accent)}
.alert-err{background:rgba(55,166,255,.10);border:1px solid var(--accent2)}

/* req + steps */
.req{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin:8px 0 0}
.req span{border:1px solid var(--line2);border-radius:10px;padding:10px 18px;background:var(--panel2)}
.steps{counter-reset:s;list-style:none;padding:0;max-width:680px;margin:0 auto}
.steps li{counter-increment:s;position:relative;padding:16px 16px 16px 58px;background:var(--panel2);
  border:1px solid var(--line);border-radius:12px;margin:12px 0;color:var(--muted)}
.steps li::before{content:counter(s);position:absolute;left:16px;top:14px;width:28px;height:28px;
  display:grid;place-items:center;border-radius:8px;background:linear-gradient(var(--accent),var(--accent2));
  color:var(--ink);font-weight:800}
.steps li strong{color:var(--text)}

/* footer */
.foot{border-top:1px solid var(--line);background:var(--panel2);margin-top:20px}
.foot-in{max-width:var(--maxw);margin:0 auto;padding:30px 20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}
.foot-links a{color:var(--muted)}
.foot-links a:hover{color:var(--accent)}
.foot-legal{max-width:var(--maxw);margin:0 auto;padding:0 20px 28px;color:var(--muted);font-size:.8rem;font-family:var(--mono)}
.cta-final{text-align:center}

/* product shots */
.shotwrap{max-width:1000px;margin:-34px auto 0;padding:0 20px}
.shot{width:100%;height:auto;border:1px solid var(--line2);border-radius:16px;box-shadow:var(--shadow);background:var(--panel2)}
.shots{align-items:start}
.shotcard{margin:0}
.shotcard img{width:100%;height:auto;border:1px solid var(--line);border-radius:14px;background:var(--panel2);transition:border-color .15s}
.shotcard:hover img{border-color:var(--accent)}
.shotcard figcaption{color:var(--muted);font-size:.92rem;margin-top:12px;text-align:center}

/* responsive */
@media(max-width:820px){ .grid-3{grid-template-columns:1fr 1fr} }
@media(max-width:680px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  .navburger{display:block}
  .menu{position:absolute;top:62px;right:12px;left:12px;flex-direction:column;align-items:stretch;gap:6px;
    background:var(--panel);border:1px solid var(--line2);border-radius:14px;padding:14px;display:none;box-shadow:var(--shadow)}
  .navtoggle:checked ~ .menu{display:flex}
  .menu a{padding:8px 6px}
  .lang{justify-content:center;padding-top:6px;border-top:1px solid var(--line)}
}