/* =========================================================================
   Olimpo Srl — Sito vetrina
   Design system: palette "vivace" derivata dal logo (ciano / magenta / lime)
   su base chiara, con blu-notte come ancora di autorevolezza.
   Font self-hosted (no CDN, GDPR-friendly).
   ========================================================================= */

/* ---------- Font self-hosted ---------- */
@font-face{font-family:'Space Grotesk';src:url('../fonts/space-grotesk-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Space Grotesk';src:url('../fonts/space-grotesk-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/inter-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/inter-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/ibm-plex-mono-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/ibm-plex-mono-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}

/* ---------- Token ---------- */
:root{
  /* Brand (campionati dal logo) */
  --cyan:#0DACF0;
  --cyan-d:#0a90cb;
  --magenta:#ED018A;
  --magenta-d:#c40173;
  --lime:#8DC53E;
  --lime-d:#74a52f;

  /* Neutri */
  --ink:#14213D;        /* blu-notte: titoli, footer */
  --near-black:#16181D; /* testo principale */
  --slate:#5B6472;      /* testo secondario */
  --paper:#FFFFFF;
  --paper-2:#F4F7FA;    /* sezioni alternate */
  --line:#E4EAF1;       /* bordi */
  --line-2:#eef2f7;

  /* Tipografia */
  --font-display:'Space Grotesk',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,'SFMono-Regular',Consolas,monospace;

  /* Layout */
  --container:1140px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(20,33,61,.06),0 2px 8px rgba(20,33,61,.05);
  --shadow-md:0 12px 32px rgba(20,33,61,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:clamp(1rem,.97rem + .15vw,1.0625rem);
  line-height:1.65;
  color:var(--near-black);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan-d);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,1.5rem + 3vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.6rem,1.2rem + 1.8vw,2.5rem);font-weight:700}
h3{font-size:clamp(1.15rem,1.05rem + .5vw,1.4rem);font-weight:700}
p{margin:0 0 1.1rem}
ul{margin:0 0 1.1rem;padding-left:1.2rem}
strong{font-weight:600;color:var(--ink)}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:4px}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem)}
.section{padding-block:clamp(3.5rem,6vw,6rem)}
.section--alt{background:var(--paper-2)}
.section--tight{padding-block:clamp(2.5rem,4vw,3.5rem)}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:.7rem 1.1rem;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- Eyebrow (mono, signature) ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:.78rem;
  font-weight:500;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--cyan-d);
  display:inline-flex;align-items:center;gap:.55rem;
  margin:0 0 1rem;
}
.eyebrow::before{content:"";width:1.6rem;height:2px;background:currentColor;display:inline-block;border-radius:2px}
.eyebrow--magenta{color:var(--magenta-d)}
.eyebrow--lime{color:var(--lime-d)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font-body);font-weight:600;font-size:1rem;
  padding:.85rem 1.5rem;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:transform .15s var(--ease),box-shadow .2s var(--ease),background .2s,color .2s,border-color .2s;
  text-decoration:none;line-height:1;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--cyan);color:#fff;box-shadow:0 6px 18px rgba(13,172,240,.32)}
.btn-primary:hover{background:var(--cyan-d);transform:translateY(-2px);box-shadow:0 10px 24px rgba(13,172,240,.4)}
.btn-secondary{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-secondary:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);padding-inline:.25rem}
.btn-ghost::after{content:"→";transition:transform .2s var(--ease)}
.btn-ghost:hover::after{transform:translateX(4px)}
.btn-lg{padding:1rem 1.8rem;font-size:1.05rem}
.btn-arrow::after{content:"→";transition:transform .2s var(--ease)}
.btn-arrow:hover::after{transform:translateX(4px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:.6rem;flex-shrink:0}
.brand img{height:48px;width:auto}
.brand:hover{text-decoration:none}
.nav{display:flex;align-items:center;gap:.4rem}
.nav a{
  font-weight:500;color:var(--ink);padding:.55rem .9rem;border-radius:8px;font-size:.97rem;
  transition:background .15s,color .15s;
}
.nav a:hover{background:var(--paper-2);text-decoration:none}
.nav a[aria-current="page"]{color:var(--cyan-d)}
.nav .btn{margin-left:.5rem}
.nav-cta-wrap{display:flex;align-items:center;gap:.4rem}

/* Hamburger */
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:46px;height:46px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;color:var(--ink);
}
.nav-toggle svg{width:24px;height:24px}
.nav-toggle .icon-close{display:none}
.nav-toggle[aria-expanded="true"] .icon-open{display:none}
.nav-toggle[aria-expanded="true"] .icon-close{display:block}

@media (max-width:880px){
  .nav-toggle{display:inline-flex}
  .nav{
    position:fixed;inset:74px 0 auto 0;
    flex-direction:column;align-items:stretch;gap:.15rem;
    background:#fff;border-bottom:1px solid var(--line);
    padding:1rem clamp(1.1rem,4vw,2rem) 1.6rem;
    box-shadow:var(--shadow-md);
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:transform .25s var(--ease),opacity .2s,visibility .2s;
  }
  .nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .nav a{padding:.85rem .9rem;font-size:1.05rem;border-bottom:1px solid var(--line-2)}
  .nav .btn{margin:.8rem 0 0;width:100%}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(3.5rem,7vw,6.5rem)}
.hero::before{ /* alone soft brand */
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(640px 320px at 88% -8%,rgba(237,1,138,.07),transparent 60%),
    radial-gradient(560px 340px at 102% 40%,rgba(13,172,240,.09),transparent 60%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(2rem,4vw,4rem);align-items:center}
.hero h1{margin-bottom:.4em}
.hero h1 .accent{
  background:linear-gradient(96deg,var(--cyan),var(--magenta));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:clamp(1.05rem,1rem + .4vw,1.22rem);color:var(--slate);max-width:46ch;margin-bottom:1.8rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem}

/* Signature: tratto ascendente "verso la vetta" */
.hero-art{position:relative;align-self:stretch;min-height:280px;display:flex;align-items:center;justify-content:center}
.hero-art svg{width:100%;height:auto;max-width:440px}
@media (max-width:820px){
  .hero-grid{grid-template-columns:1fr;gap:2rem}
  .hero-art{display:none}
}

/* ---------- Generic page header ---------- */
.page-head{padding-block:clamp(2.8rem,5vw,4.5rem) clamp(1.5rem,3vw,2.5rem)}
.page-head .lead{font-size:clamp(1.05rem,1rem + .4vw,1.2rem);color:var(--slate);max-width:58ch}

/* ---------- Cards ---------- */
.grid{display:grid;gap:1.25rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.6rem 1.5rem;box-shadow:var(--shadow-sm);
  position:relative;overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.card::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--cyan);opacity:.9}
.card--cyan::before{background:var(--cyan)}
.card--magenta::before{background:var(--magenta)}
.card--lime::before{background:var(--lime)}
.card h3{margin-bottom:.35rem}
.card p{color:var(--slate);margin-bottom:0}
.card .card-num{font-family:var(--font-mono);font-size:.8rem;color:var(--slate);letter-spacing:.08em;display:block;margin-bottom:.7rem}

/* link card (anteprima servizi) */
a.card{color:inherit;display:flex;flex-direction:column}
a.card:hover{text-decoration:none}
a.card .card-go{margin-top:1rem;font-weight:600;color:var(--cyan-d);font-size:.95rem;display:inline-flex;gap:.4rem;align-items:center}
a.card .card-go::after{content:"→";transition:transform .2s var(--ease)}
a.card:hover .card-go::after{transform:translateX(4px)}

/* ---------- Split / why ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
@media (max-width:820px){.split{grid-template-columns:1fr;gap:2rem}}
.prose{max-width:64ch}
.prose p{color:var(--slate)}
.prose p:first-of-type{font-size:1.1rem;color:var(--near-black)}

/* photo placeholder */
.media-ph{
  aspect-ratio:4/5;border-radius:var(--radius);background:
    linear-gradient(135deg,rgba(13,172,240,.12),rgba(237,1,138,.1) 55%,rgba(141,197,62,.14));
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:var(--slate);font-family:var(--font-mono);font-size:.8rem;text-align:center;padding:1rem;
}

/* ---------- CTA banner ---------- */
.cta-banner{
  background:var(--ink);color:#fff;border-radius:var(--radius);
  padding:clamp(2rem,4vw,3.2rem);position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem;
}
.cta-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 220px at 100% 0,rgba(13,172,240,.35),transparent 60%),
             radial-gradient(360px 220px at 85% 120%,rgba(237,1,138,.3),transparent 60%);
}
.cta-banner>*{position:relative;z-index:1}
.cta-banner h2{color:#fff;margin:0 0 .3rem}
.cta-banner p{color:rgba(255,255,255,.8);margin:0;max-width:46ch}
.cta-banner .btn-primary{box-shadow:0 8px 24px rgba(13,172,240,.45)}

/* ---------- Form ---------- */
.form{display:grid;gap:1.1rem;max-width:560px}
.field{display:flex;flex-direction:column;gap:.4rem}
.field label{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--slate);font-weight:500}
.field input,.field textarea{
  font-family:var(--font-body);font-size:1rem;color:var(--near-black);
  padding:.8rem .95rem;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;transition:border-color .15s,box-shadow .15s;width:100%;
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(13,172,240,.18)}
.field input:invalid:not(:placeholder-shown){border-color:var(--magenta)}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.85rem;color:var(--slate);margin:0}
.form-status{padding:.9rem 1.1rem;border-radius:var(--radius-sm);font-weight:500;display:none}
.form-status.is-visible{display:block}
.form-status.ok{background:rgba(141,197,62,.14);color:var(--lime-d);border:1px solid rgba(141,197,62,.4)}
.form-status.err{background:rgba(237,1,138,.08);color:var(--magenta-d);border:1px solid rgba(237,1,138,.3)}

/* ---------- Contact details ---------- */
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(2rem,5vw,4rem);align-items:start}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr;gap:2.5rem}}
.contact-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.5rem}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.contact-list li{display:flex;flex-direction:column;gap:.1rem}
.contact-list .k{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--slate)}
.contact-list .v{color:var(--near-black);font-weight:500}
.contact-list a{color:var(--cyan-d)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.82);padding-block:clamp(2.5rem,5vw,3.8rem) 1.6rem;font-size:.95rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem;padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.12)}
@media (max-width:760px){.footer-top{grid-template-columns:1fr;gap:1.6rem}}
.footer-brand img{height:48px;width:auto;background:#fff;padding:.5rem .7rem;border-radius:10px}
.footer-brand p{margin:.9rem 0 0;color:rgba(255,255,255,.62);max-width:34ch;font-size:.9rem}
.site-footer h4{color:#fff;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;font-weight:500;margin:0 0 .9rem}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}
.footer-links a{color:rgba(255,255,255,.82)}
.footer-links a:hover{color:#fff}
.footer-contact{list-style:none;margin:0;padding:0;display:grid;gap:.45rem;font-size:.9rem;color:rgba(255,255,255,.72)}
.footer-contact a{color:rgba(255,255,255,.82)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;justify-content:space-between;align-items:center;padding-top:1.4rem;font-size:.83rem;color:rgba(255,255,255,.55)}
.footer-bottom a{color:rgba(255,255,255,.7)}

/* ---------- Cookie banner (PRONTO MA DISATTIVO — vedi main.js) ---------- */
.cookie-banner{
  position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:150;max-width:560px;margin-inline:auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-md);
  padding:1.2rem 1.3rem;display:none;
}
.cookie-banner.is-visible{display:block}
.cookie-banner p{font-size:.9rem;color:var(--slate);margin:0 0 .9rem}
.cookie-actions{display:flex;gap:.6rem;flex-wrap:wrap}
.cookie-actions .btn{padding:.6rem 1.1rem;font-size:.9rem}

/* ---------- Utility ---------- */
.text-center{text-align:center}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.lead{font-size:clamp(1.05rem,1rem + .4vw,1.2rem);color:var(--slate)}
.divider{height:1px;background:var(--line);border:0;margin-block:clamp(2.5rem,5vw,4rem)}
.tri-rule{height:4px;width:80px;border-radius:4px;background:linear-gradient(90deg,var(--cyan) 0 33%,var(--magenta) 33% 66%,var(--lime) 66%);margin:0 0 1.5rem}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}