/* =========================================================
   Gurglee — sito vetrina
   Tema "abisso" allineato all'app (bozze/acqualog.html + brand gurglee)
   ========================================================= */

:root{
  /* brand gurglee (lib/branding/gurglee_mark.dart) */
  --ink:#0d1117;          /* sfondo dark quasi nero */
  --abyss:#08191f;
  --surface:#0e2a33;
  --surface2:#143a45;
  --line:#1d4d59;
  --text:#eaf6f2;
  --muted:#8aaab0;
  --faint:#5d8088;
  --neon:#00f5d4;         /* accento turchese acqua pura */
  --aqua:#36d6b5;
  --aqua-dim:#1f5e54;
  --coral:#ff6f61;
  --amber:#f2b441;
  --shadow:0 18px 50px -20px rgba(0,0,0,.7);
  --radius:20px;
  --maxw:1120px;

  --font-head:'Bricolage Grotesque',system-ui,sans-serif;
  --font-body:'Inter Tight',system-ui,sans-serif;
  --font-mono:'Space Mono',ui-monospace,monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--text);
  background:
    radial-gradient(120% 70% at 50% -10%, #0d3540 0%, #06141a 55%, #050d12 100%) fixed,
    var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

a{color:var(--neon);text-decoration:none}
a:hover{text-decoration:underline}

img,svg{max-width:100%}

h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;letter-spacing:-.02em;line-height:1.12;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,6vw,3.6rem)}
h2{font-size:clamp(1.6rem,4vw,2.4rem)}
h3{font-size:1.25rem;font-weight:500}
p{margin:0 0 1rem}

.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.eyebrow{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--neon);margin:0 0 .6rem}
.lead{font-size:1.15rem;color:var(--muted);max-width:56ch}
.center{text-align:center}
.center .lead{margin-inline:auto}
.muted{color:var(--muted)}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(12px);
  background:rgba(8,25,31,.72);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:700;font-size:1.25rem;color:var(--text)}
.brand:hover{text-decoration:none}
.brand svg,.brand img{width:30px;height:30px}
.brand b{color:var(--neon)}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{color:var(--muted);font-size:.95rem;font-weight:500}
.nav-links a:hover{color:var(--text);text-decoration:none}
.nav-toggle{display:none;background:none;border:0;color:var(--text);cursor:pointer;padding:8px}

@media (max-width:820px){
  .nav-links{
    position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;
    background:var(--abyss);border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .28s ease;
  }
  .nav-links.open{max-height:420px}
  .nav-links a{width:100%;padding:14px 20px;border-top:1px solid var(--line)}
  .nav-links .btn{margin:14px 20px;text-align:center}
  .nav-toggle{display:block}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-body);font-weight:600;font-size:1rem;
  padding:13px 22px;border-radius:13px;border:1px solid transparent;cursor:pointer;
  transition:transform .12s ease,background .18s ease,border-color .18s ease;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--neon);color:#04231d;border-color:var(--neon)}
.btn-primary:hover{background:#4cf7de}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--aqua);color:var(--neon)}
.btn-sm{padding:9px 15px;font-size:.9rem;border-radius:11px}

/* ---------- hero ---------- */
.hero{padding:64px 0 40px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1 .accent{color:var(--neon)}
.hero .lead{font-size:1.25rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-note{margin-top:16px;font-family:var(--font-mono);font-size:.8rem;color:var(--faint)}
.hero-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.pill{
  font-family:var(--font-mono);font-size:.72rem;padding:5px 10px;border-radius:999px;
  border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.02);
  display:inline-flex;align-items:center;gap:6px;
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--neon);box-shadow:0 0 0 3px rgba(0,245,212,.15)}

@media (max-width:820px){
  .hero-grid{grid-template-columns:1fr;gap:36px;text-align:center}
  .hero-cta,.hero-badges{justify-content:center}
  .hero .lead{margin-inline:auto}
}

/* phone mockup */
.phone{
  width:100%;max-width:320px;margin-inline:auto;aspect-ratio:320/660;
  background:var(--abyss);border-radius:34px;border:1px solid #20424c;
  box-shadow:var(--shadow);overflow:hidden;position:relative;padding:18px 16px;
}
.phone::before{content:"";position:absolute;inset:0;border-radius:34px;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,245,212,.07),transparent 22%)}
.phone-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.phone-brand{display:flex;align-items:center;gap:7px;font-family:var(--font-head);font-weight:700;font-size:1rem}
.phone-brand b{color:var(--neon)}
.phone-tier{display:flex;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:2px;font-size:.66rem}
.phone-tier span{padding:4px 8px;border-radius:999px;color:var(--faint);font-weight:600}
.phone-tier span.on{background:var(--aqua-dim);color:var(--text)}
.mock-card{background:linear-gradient(160deg,var(--surface),#0b232b);border:1px solid var(--line);border-radius:16px;padding:13px;margin-bottom:10px}
.mock-card h4{margin:0;font-weight:500;font-size:.92rem}
.mock-meta{color:var(--faint);font-size:.72rem;font-family:var(--font-mono);margin-top:2px}
.mock-gauges{display:flex;gap:4px;margin-top:11px}
.mock-gauges span{height:5px;border-radius:3px;flex:1;background:var(--aqua);opacity:.85}
.mock-gauges span.out{background:var(--coral)}
.mock-status{display:flex;align-items:center;gap:7px;margin-top:11px;font-size:.8rem;color:var(--aqua)}
.mock-status.warn{color:var(--coral)}
.mock-reading{background:linear-gradient(165deg,#0f3038,#0b242c);border:1px solid var(--aqua-dim);border-radius:16px;padding:14px}
.mock-reading .conf{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
.mock-reading .rl{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.mock-reading .val{font-family:var(--font-mono);font-weight:700;font-size:1.7rem}
.mock-reading .unit{font-family:var(--font-mono);color:var(--neon);font-size:.85rem}
.mock-reading .pname{font-family:var(--font-head);font-size:.95rem}
.mock-reading .canon{font-family:var(--font-mono);font-size:.68rem;color:var(--faint);margin-top:7px}

/* ---------- feature grid ---------- */
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid-3,.grid-2{grid-template-columns:1fr}}

.card{
  background:linear-gradient(160deg,var(--surface),#0b232b);
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  transition:transform .16s ease,border-color .16s ease;
}
.card:hover{transform:translateY(-3px);border-color:var(--aqua-dim)}
.card .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(0,245,212,.09);border:1px solid var(--aqua-dim);color:var(--neon);margin-bottom:14px}
.card .ico svg{width:24px;height:24px}
.card h3{font-weight:600;font-size:1.08rem;margin-bottom:6px}
.card p{color:var(--muted);font-size:.95rem;margin:0}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:820px;margin-inline:auto}
@media (max-width:720px){.plans{grid-template-columns:1fr}}
.plan{
  background:linear-gradient(165deg,var(--surface),#0b232b);
  border:1px solid var(--line);border-radius:24px;padding:28px;position:relative;display:flex;flex-direction:column;
}
.plan.featured{border-color:var(--neon);box-shadow:0 0 0 1px rgba(0,245,212,.25),var(--shadow)}
.plan-tag{position:absolute;top:-13px;left:28px;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;
  text-transform:uppercase;background:var(--neon);color:#04231d;padding:4px 11px;border-radius:999px;font-weight:700}
.plan h3{font-size:1.4rem;font-weight:700}
.plan .price{font-family:var(--font-mono);font-size:2rem;font-weight:700;margin:4px 0 2px}
.plan .price small{font-size:.9rem;color:var(--muted);font-weight:400}
.plan .price-alt{font-family:var(--font-mono);font-size:.85rem;color:var(--faint);margin-bottom:16px}
.plan ul{list-style:none;padding:0;margin:14px 0 22px;flex:1}
.plan li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;font-size:.95rem;color:var(--text)}
.plan li svg{flex:0 0 auto;width:18px;height:18px;color:var(--neon);margin-top:3px}
.plan li.off{color:var(--faint)}
.plan li.off svg{color:var(--faint)}
.tbd{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--amber);border:1px solid #5a4a22;background:rgba(242,180,65,.06);
  padding:3px 8px;border-radius:6px;display:inline-block;margin-top:6px}

/* ---------- download ---------- */
.downloads{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:8px}
.dl{
  display:flex;align-items:center;gap:12px;min-width:210px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:12px 18px;
  color:var(--text);transition:border-color .16s ease,transform .12s ease;
}
.dl:hover{border-color:var(--aqua);text-decoration:none;transform:translateY(-2px)}
.dl svg{width:28px;height:28px;flex:0 0 auto;color:var(--neon)}
.dl .t{display:flex;flex-direction:column;line-height:1.2}
.dl .t small{font-size:.7rem;color:var(--faint);font-family:var(--font-mono)}
.dl .t b{font-family:var(--font-head);font-weight:600;font-size:1.02rem}
.dl.soon{opacity:.6}
.dl.soon .t small{color:var(--amber)}

/* ---------- ad slots ---------- */
.ad-slot{
  margin:32px auto;max-width:var(--maxw);text-align:center;min-height:90px;
  display:flex;align-items:center;justify-content:center;
}
.ad-slot .ad-label{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--faint);display:block;margin-bottom:6px}
.ad-placeholder{
  width:100%;max-width:728px;min-height:90px;border:1px dashed var(--line);border-radius:12px;
  display:flex;align-items:center;justify-content:center;color:var(--faint);
  font-family:var(--font-mono);font-size:.8rem;background:rgba(255,255,255,.015);
}

/* ---------- steps ---------- */
.steps{counter-reset:step;display:grid;gap:16px;grid-template-columns:repeat(3,1fr)}
@media (max-width:820px){.steps{grid-template-columns:1fr}}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:relative}
.step::before{counter-increment:step;content:counter(step);font-family:var(--font-mono);font-weight:700;
  color:var(--neon);font-size:1.4rem;display:block;margin-bottom:10px}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(160deg,#0f3038,#0b242c);border:1px solid var(--aqua-dim);border-radius:28px;padding:44px;text-align:center}
.cta-band h2{margin-bottom:10px}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--abyss);padding:48px 0 32px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
@media (max-width:720px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h4{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);font-weight:700}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin:8px 0}
.footer-grid a{color:var(--muted);font-size:.92rem}
.footer-grid a:hover{color:var(--neon);text-decoration:none}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  color:var(--faint);font-size:.82rem;font-family:var(--font-mono)}

/* ---------- legal / doc pages ---------- */
.doc{max-width:780px;margin-inline:auto}
.doc h1{margin-bottom:.3em}
.doc .updated{font-family:var(--font-mono);font-size:.82rem;color:var(--faint);margin-bottom:32px}
.doc h2{margin-top:2em;font-size:1.5rem}
.doc h3{margin-top:1.6em;font-size:1.15rem;font-weight:600}
.doc p,.doc li{color:var(--muted)}
.doc strong{color:var(--text)}
.doc ul,.doc ol{padding-left:1.3em}
.doc li{margin:.4em 0}
.doc table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.92rem}
.doc th,.doc td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.doc th{background:var(--surface);color:var(--text);font-family:var(--font-mono);font-size:.8rem;
  letter-spacing:.04em;text-transform:uppercase}
.doc .callout{background:rgba(0,245,212,.05);border:1px solid var(--aqua-dim);border-radius:14px;padding:16px 18px;margin:1.6em 0}
.doc .callout p:last-child{margin-bottom:0}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:32px}
.toc strong{display:block;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:8px}
.toc ol{margin:0;padding-left:1.3em}
.toc a{color:var(--muted)}

/* ---------- cookie banner + modal ---------- */
.cookie-banner{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:200;max-width:560px;margin-inline:auto;
  background:var(--abyss);border:1px solid var(--aqua-dim);border-radius:18px;padding:20px 22px;
  box-shadow:var(--shadow);transform:translateY(140%);transition:transform .35s cubic-bezier(.2,.8,.2,1);
}
.cookie-banner.show{transform:translateY(0)}
.cookie-banner h4{font-size:1.05rem;font-weight:600;margin-bottom:6px}
.cookie-banner p{font-size:.88rem;color:var(--muted);margin-bottom:14px}
.cookie-banner .actions{display:flex;flex-wrap:wrap;gap:10px}
.cookie-banner .btn{flex:1;min-width:130px}

.cookie-modal{position:fixed;inset:0;z-index:210;display:none;align-items:center;justify-content:center;padding:16px;
  background:rgba(4,10,14,.72);backdrop-filter:blur(4px)}
.cookie-modal.show{display:flex}
.cookie-modal .box{background:var(--abyss);border:1px solid var(--line);border-radius:20px;max-width:520px;width:100%;
  max-height:88vh;overflow-y:auto;padding:26px}
.cookie-modal h3{font-weight:600;margin-bottom:6px}
.cookie-cat{border:1px solid var(--line);border-radius:14px;padding:16px;margin:14px 0}
.cookie-cat .row{display:flex;justify-content:space-between;align-items:center;gap:12px}
.cookie-cat h4{margin:0;font-size:1rem;font-weight:600}
.cookie-cat p{font-size:.85rem;color:var(--muted);margin:8px 0 0}
.cookie-cat .req{font-family:var(--font-mono);font-size:.7rem;color:var(--neon)}
.switch{position:relative;width:46px;height:26px;flex:0 0 auto}
.switch input{opacity:0;width:0;height:0}
.switch .track{position:absolute;inset:0;background:var(--surface2);border:1px solid var(--line);border-radius:999px;transition:.2s;cursor:pointer}
.switch .track::before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;border-radius:50%;background:var(--faint);transition:.2s}
.switch input:checked + .track{background:var(--aqua-dim);border-color:var(--neon)}
.switch input:checked + .track::before{transform:translateX(20px);background:var(--neon)}
.switch input:disabled + .track{opacity:.7;cursor:not-allowed}
.cookie-modal .modal-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.cookie-modal .modal-actions .btn{flex:1;min-width:130px}

.section + .section{padding-top:0}

/* =========================================================
   v2 — rifinitura "bella & moderna"
   aurora glow · bollicine · glass · gradienti · scroll reveal
   ========================================================= */

/* ---- aurora / glow di sfondo ---- */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.aurora span{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;
  animation:drift 22s ease-in-out infinite}
.aurora .a1{width:52vw;height:52vw;left:-12vw;top:-14vw;background:radial-gradient(circle,#00f5d4,transparent 62%)}
.aurora .a2{width:44vw;height:44vw;right:-10vw;top:8vh;background:radial-gradient(circle,#0aa,transparent 60%);animation-delay:-7s;opacity:.35}
.aurora .a3{width:40vw;height:40vw;left:18vw;bottom:-16vw;background:radial-gradient(circle,#1f6f7a,transparent 60%);animation-delay:-13s;opacity:.4}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(4vw,3vh) scale(1.08)}66%{transform:translate(-3vw,-2vh) scale(.96)}}

/* ---- bollicine che salgono ---- */
.bubbles{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.bubble{position:absolute;bottom:-40px;border-radius:50%;
  border:1px solid rgba(0,245,212,.35);background:radial-gradient(circle at 30% 30%,rgba(0,245,212,.18),transparent 70%);
  animation:rise-bubble linear infinite}
@keyframes rise-bubble{0%{transform:translateY(0) scale(.7);opacity:0}
  10%{opacity:.7}90%{opacity:.5}100%{transform:translateY(-108vh) scale(1);opacity:0}}
.hero{position:relative;z-index:1}
.hero .container{position:relative;z-index:2}

/* ---- gradiente sul titolo hero ---- */
.hero h1 .accent{
  background:linear-gradient(120deg,#00f5d4 0%,#5bffe6 40%,#36d6b5 75%,#00c7ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 44px rgba(0,245,212,.18);
}

/* ---- glow sui bottoni primari ---- */
.btn-primary{box-shadow:0 8px 30px -8px rgba(0,245,212,.55)}
.btn-primary:hover{box-shadow:0 12px 40px -8px rgba(0,245,212,.7)}

/* ---- header glass più marcato ---- */
.site-header{background:rgba(8,25,31,.55);border-bottom:1px solid rgba(54,214,181,.14)}

/* ---- card glass + bordo che si accende ---- */
.card,.step,.plan{position:relative;background:linear-gradient(160deg,rgba(20,58,69,.55),rgba(11,35,43,.65));
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.card::after,.plan.featured::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(140deg,rgba(0,245,212,.5),transparent 45%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .25s}
.card:hover::after{opacity:1}
.plan.featured::after{opacity:.9}
.card:hover{transform:translateY(-4px)}

/* icona feature con glow */
.card .ico{box-shadow:0 0 24px -6px rgba(0,245,212,.5) inset,0 6px 18px -10px rgba(0,245,212,.5)}

/* ---- phone: leggero float + alone ---- */
.phone{animation:float 6s ease-in-out infinite}
.phone::after{content:"";position:absolute;inset:-30px;z-index:-1;border-radius:50%;
  background:radial-gradient(circle,rgba(0,245,212,.25),transparent 65%);filter:blur(30px)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@media (prefers-reduced-motion:reduce){.phone,.aurora span,.bubble{animation:none}}

/* ---- wave divider ---- */
.wave{display:block;width:100%;height:70px;margin-top:-1px;color:var(--surface)}
.wave svg{display:block;width:100%;height:100%}

/* ---- pill glass ---- */
.pill{backdrop-filter:blur(6px)}

/* ---- plan featured glow ---- */
.plan.featured{box-shadow:0 0 0 1px rgba(0,245,212,.35),0 30px 60px -30px rgba(0,245,212,.4),var(--shadow)}

/* ---- scroll reveal ---- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---- download card glow on hover ---- */
.dl:hover{box-shadow:0 12px 30px -14px rgba(0,245,212,.55)}
.dl svg{filter:drop-shadow(0 0 8px rgba(0,245,212,.35))}

/* ---- CTA band glow ---- */
.cta-band{position:relative;overflow:hidden;box-shadow:0 30px 80px -40px rgba(0,245,212,.5)}
.cta-band::before{content:"";position:absolute;top:-60%;left:50%;width:60%;height:120%;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(0,245,212,.18),transparent 60%);pointer-events:none}

/* ---------- illustrazione CTA (assets/img/hero.png, art generata) ---------- */
/* L'illustrazione vive a destra; il gradiente sopra garantisce la leggibilita
   del testo centrato a ogni larghezza. */
.cta-band{
  background:
    linear-gradient(100deg,#0b242c 32%,rgba(11,36,44,.55) 62%,rgba(11,36,44,.18)),
    url("../img/hero.png") right center/cover no-repeat,#0b242c;
}