/* Home - Biciingiro.it | CSS scritto a mano, stesso stile di /biografie/ (font Inter da /biografie/assets/fonts/) */
@font-face{font-family:'Inter';font-style:normal;font-weight:300 800;font-display:swap;src:url(/biografie/assets/fonts/inter-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 800;font-display:swap;src:url(/biografie/assets/fonts/inter-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
:root {
  --bg:#F2F2F7; --text:#1D1D1F; --muted:#6E6E73; --faint:#86868B;
  --card:rgba(255,255,255,.7); --card-border:rgba(255,255,255,.5); --card-shadow:0 8px 32px rgba(0,0,0,.05);
  --btn:#fff; --btn-text:#374151; --line:rgba(0,0,0,.08); --soft:rgba(0,0,0,.04);
  --accent:#007AFF; --accent-strong:#0071E3; --link:#0066CC; --photo-border:#fff; --nav:rgba(242,242,247,.72); --eyebrow:#0056A8;
}
.dark {
  --bg:#000; --text:#F5F5F7; --muted:#A1A1A6; --faint:#8E8E93;
  --card:rgba(28,28,30,.7); --card-border:rgba(255,255,255,.1); --card-shadow:0 8px 32px rgba(0,0,0,.2);
  --btn:#1f2937; --btn-text:#e5e7eb; --line:rgba(255,255,255,.08); --soft:rgba(255,255,255,.05);
  --link:#4DA3FF; --photo-border:#1f2937; --nav:rgba(0,0,0,.72); --eyebrow:#6CB4FF;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;color-scheme:light;scroll-behavior:smooth;scroll-padding-top:80px}
html.dark{color-scheme:dark}
body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased;transition:background-color .4s,color .4s}
a{color:var(--link);text-decoration:none}
img{display:block;max-width:100%}
svg{flex-shrink:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--accent-strong);color:#fff;padding:8px 14px;border-radius:10px}
.skip:focus{left:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}
@media (min-width:640px){.container{padding:0 24px}}
@media (min-width:1024px){.container{padding:0 32px}}

/* Barra superiore */
.nav{position:sticky;top:0;z-index:50;background:var(--nav);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;gap:12px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:20px;letter-spacing:-.02em}
.brand img{width:auto;height:44px;background:transparent;object-fit:contain}
.logo-bici-chiaro{display:none}
.dark .logo-bici-chiaro{display:block}
.dark .logo-bici-scuro{display:none}
.brand span span{color:var(--accent)}
.nav-links{display:none;gap:4px;align-items:center}
@media (min-width:860px){.nav-links{display:flex}}
.nav-links a{color:var(--text);font-size:14px;font-weight:500;padding:8px 12px;border-radius:9999px;transition:background-color .2s}
.nav-links a:hover{background:var(--soft)}
.icon-btn{width:40px;height:40px;border:0;border-radius:9999px;background:var(--btn);color:var(--btn-text);box-shadow:0 1px 3px rgba(0,0,0,.1),0 1px 2px -1px rgba(0,0,0,.1);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .15s}
.icon-btn:hover{transform:scale(1.1)}
.icon-btn svg{width:20px;height:20px}
.icon-btn .sun{display:none;color:#FACC15}
.dark .icon-btn .moon{display:none}
.dark .icon-btn .sun{display:block}

/* Card vetro iOS */
.ios-card{background:var(--card);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--card-border);box-shadow:var(--card-shadow);border-radius:24px}

main{padding:32px 0 16px}
section{margin-bottom:56px}
.hero{padding:48px 24px;text-align:center;position:relative;overflow:hidden}
@media (min-width:640px){.hero{padding:72px 48px}}
.hero::before{content:"";position:absolute;inset:-40% -10% auto;height:120%;background:radial-gradient(closest-side,rgba(0,122,255,.18),transparent 70%);pointer-events:none}
.hero > *{position:relative}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--eyebrow);background:rgba(0,122,255,.1);padding:6px 12px;border-radius:9999px;margin:0 0 16px}
.hero h1{margin:0 0 12px;font-size:44px;line-height:1.05;font-weight:800;letter-spacing:-.035em}
@media (min-width:640px){.hero h1{font-size:72px}}
.hero .tagline{margin:0 auto 8px;font-size:22px;font-weight:600;letter-spacing:-.01em}
@media (min-width:640px){.hero .tagline{font-size:28px}}
.hero .lead{margin:0 auto 32px;max-width:60ch;font-size:17px;color:var(--muted)}
.actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:14px;font-weight:600;font-size:15px;transition:background-color .2s,transform .2s}
.btn svg{width:18px;height:18px;transition:transform .2s}
.btn:hover svg{transform:translateX(3px)}
.btn-primary{background:var(--accent-strong);color:#fff;box-shadow:0 10px 15px -3px rgba(0,113,227,.25)}
.btn-primary:hover{background:#0062C4}
.btn-ghost{background:var(--btn);color:var(--text);box-shadow:0 2px 10px rgba(0,0,0,.06)}
.btn-ghost:hover{transform:translateY(-2px)}

.head{margin:0 0 24px}
.head h2{margin:0 0 6px;font-size:32px;font-weight:800;letter-spacing:-.025em}
@media (min-width:640px){.head h2{font-size:40px}}
.head p{margin:0;color:var(--muted);font-size:17px;max-width:65ch}

.grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid.four{grid-template-columns:repeat(4,1fr)}}
.proj{display:flex;flex-direction:column;height:100%;padding:24px;color:var(--text);transition:transform .3s cubic-bezier(.25,.8,.25,1),box-shadow .3s}
.proj:hover{transform:translateY(-4px);box-shadow:0 15px 30px rgba(0,0,0,.1)}
.proj .logo{width:64px;height:64px;border-radius:16px;background:#fff;padding:8px;object-fit:contain;box-shadow:0 4px 12px rgba(0,0,0,.08);margin-bottom:18px}
.proj .logo-icon{display:flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,#0A84FF,#5E5CE6)}
.proj .logo-icon svg{width:30px;height:30px}
.proj .tag{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 6px}
.proj h3{margin:0 0 8px;font-size:22px;font-weight:700;letter-spacing:-.01em}
.proj p{margin:0 0 20px;color:var(--muted);font-size:15px}
.proj .more{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--link)}
.proj .more svg{width:16px;height:16px;transition:transform .2s}
.proj:hover .more svg{transform:translateX(3px)}

.feature{display:grid;gap:24px;padding:32px 24px;align-items:center}
@media (min-width:860px){.feature{grid-template-columns:auto 1fr;padding:48px}}
.feature .badge{display:flex;align-items:center;gap:14px}
.feature .badge img{width:80px;height:80px;border-radius:20px;background:#fff;padding:10px;object-fit:contain;box-shadow:0 8px 20px rgba(0,0,0,.1)}
.feature .badge strong{font-size:24px;font-weight:800}
.feature .badge strong span{color:var(--accent)}
.feature h2{margin:0 0 10px;font-size:32px;line-height:1.1;font-weight:800;letter-spacing:-.025em}
.feature p{margin:0 0 20px;color:var(--muted);font-size:17px;max-width:62ch}

.people{display:grid;gap:20px}
@media (min-width:860px){.people{grid-template-columns:1fr auto 1fr;align-items:stretch}}
.person{display:flex;flex-direction:column;align-items:center;text-align:center;padding:32px 24px}
.person .avatar{width:112px;height:112px;border-radius:22px;border:4px solid var(--photo-border);box-shadow:0 20px 25px -5px rgba(0,0,0,.1),0 8px 10px -6px rgba(0,0,0,.1);object-fit:cover;margin-bottom:18px}
.person .avatar-icon{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#8E8E93,#48484A);color:#fff}
.person .avatar-icon svg{width:44px;height:44px}
.person .role{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--link);margin:0 0 6px}
.person h3{margin:0 0 10px;font-size:26px;font-weight:800;letter-spacing:-.02em}
.person p{margin:0;color:var(--muted);max-width:42ch}
.person .btn{margin-top:20px}
.arrow{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;gap:8px}
.arrow svg{width:36px;height:36px;transform:rotate(90deg)}
@media (min-width:860px){.arrow svg{transform:none}}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.stat{padding:20px 12px;text-align:center}
.stat b{display:block;font-size:30px;font-weight:800;color:var(--link);letter-spacing:-.02em}
@media (min-width:640px){.stat b{font-size:40px}}
.stat span{font-size:13px;color:var(--muted)}

.faq{display:grid;gap:12px;max-width:820px}
details.ios-card{border-radius:18px;padding:0}
details summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 22px;font-weight:600;font-size:16px}
details summary::-webkit-details-marker{display:none}
details summary svg{width:20px;height:20px;color:var(--link);transition:transform .3s}
details[open] summary svg{transform:rotate(180deg)}
details .body{padding:0 22px 20px;color:var(--muted)}
.legal .body h3{color:var(--text);font-size:17px;margin:22px 0 8px}
.legal .body ul{padding-left:20px;margin:8px 0}
.legal .body li{margin:4px 0}
.legal .body p{margin:8px 0}
.legal .body a{text-decoration:underline}

footer{border-top:1px solid var(--line);padding:40px 0 32px;color:var(--muted);font-size:14px}
.foot-grid{display:grid;gap:28px}
@media (min-width:860px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
.foot-grid h2{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text);margin:0 0 12px}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot-grid a{color:var(--muted)}
.foot-grid a:hover{color:var(--link)}
.foot-grid .small{font-size:12px;color:var(--muted);display:block}
.foot-brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:18px;margin-bottom:10px}
.foot-brand img{width:auto;height:36px;background:transparent;object-fit:contain}
.bottom{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.bottom a{color:var(--text);text-decoration:underline}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}
.head .eyebrow{color:var(--eyebrow);font-size:12px;margin:0 0 12px}