/* 12migliaeoltre.it
   Palette campionata dalla copertina della "Guida al superamento della patente nautica
   entro le 12 miglia" (2ª edizione): fascia blu, una parola in rosso, fascia verde,
   schiuma e sabbia della foto aerea. Titoli in maiuscolo pesante come in copertina. */

:root{
  --blu:#2a4582;
  --blu-scuro:#1e3965;
  --blu-notte:#15294a;
  --rosso:#ff1429;
  --rosso-testo:#d90f1f;
  --verde:#1fad3b;
  --verde-scuro:#178c31;
  --azzurro:#ebf4f8;
  --azzurro-2:#d6e7f0;
  --sabbia:#f5ede4;
  --sabbia-2:#e6d6c4;
  --inchiostro:#16233a;
  --testo:#2b3a4f;
  --grigio:#5d6b7d;
  --linea:#d6dde6;
  --bianco:#ffffff;
  --raggio:14px;
  --font:"Avenir Next","Helvetica Neue",Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --misura:1140px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bianco);color:var(--testo);
  font-family:var(--font);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--blu)}
p{margin:0 0 16px}
.contenitore{max-width:var(--misura);margin:0 auto;padding:0 6vw}
@media(min-width:1260px){.contenitore{padding:0}}

/* ---------- intestazione ---------- */
.site-header{
  min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 5vw;position:sticky;top:0;z-index:20;
  background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--linea);
}
.brand{display:flex;gap:10px;align-items:center;color:var(--inchiostro);text-decoration:none;font-weight:800;font-size:19px;letter-spacing:-.01em}
.brand svg{width:34px;height:34px;flex:none}
.brand b{color:var(--blu)}
.brand em{font-style:normal;color:var(--rosso-testo)}
.site-header nav{display:flex;align-items:center;gap:20px;flex-wrap:wrap;justify-content:flex-end}
.site-header nav a{color:var(--inchiostro);font-size:14px;font-weight:700;text-decoration:none}
.site-header nav a:hover{color:var(--blu)}
.nav-action{background:var(--verde-scuro);color:#fff !important;padding:9px 15px;border-radius:8px}
@media(max-width:760px){.site-header nav a:not(.nav-action){display:none}}

/* ---------- elementi ricorrenti ---------- */
.eyebrow{color:var(--verde-scuro);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin:0 0 14px}
.scura .eyebrow,.hero .eyebrow{color:#9fe0ad}
h1,h2,h3{color:var(--inchiostro);letter-spacing:-.015em;line-height:1.08;margin:0 0 18px;font-weight:800}
h1{font-size:clamp(34px,5vw,58px);text-transform:uppercase}
h2{font-size:clamp(28px,3.6vw,42px);text-transform:uppercase}
h2.lungo{font-size:clamp(24px,2.9vw,34px)}
h3{font-size:21px;line-height:1.25;margin:0 0 8px}
.rosso{color:var(--rosso)}
.scura h1,.scura h2,.scura h3,.hero h1{color:#fff}
.guida{font-size:19px;line-height:1.65;max-width:62ch;color:var(--testo)}
.scura .guida{color:#dbe6f0}
.nota{font-size:14px;color:var(--grigio)}
.scura .nota{color:#b7c6d6}
.griglia-2{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.griglia-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.griglia-2,.griglia-3{grid-template-columns:1fr;gap:34px}}

.button{
  border:0;border-radius:9px;cursor:pointer;font:700 15px var(--font);
  padding:14px 22px;text-decoration:none;display:inline-flex;gap:10px;
  align-items:center;justify-content:center;transition:transform .12s ease,box-shadow .12s ease;
  color:#fff;
}
.button:hover{transform:translateY(-1px)}
.button.verde{background:var(--verde-scuro);box-shadow:0 8px 18px rgba(23,140,49,.22)}
.button.blu{background:var(--blu);box-shadow:0 8px 18px rgba(42,69,130,.22)}
.button.contorno{background:transparent;color:var(--blu);border:2px solid var(--blu);padding:12px 20px}
.scura .button.contorno,.hero .button.contorno{color:#fff;border-color:rgba(255,255,255,.7)}
.button.spento{background:var(--azzurro-2);color:var(--grigio);cursor:default;box-shadow:none}
.button.spento:hover{transform:none}
.azioni{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 10px}
.etichetta{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:4px 9px;border-radius:999px;background:var(--azzurro-2);color:var(--blu-scuro);vertical-align:middle;margin-left:8px}

section{padding:90px 0}
@media(max-width:760px){section{padding:64px 0}}
.scura{background:var(--blu-scuro);color:#dbe6f0}
.azzurra{background:var(--azzurro)}
.sabbiosa{background:var(--sabbia)}

/* fascia in stile copertina: blu con testo bianco, poi verde */
.fascia{display:inline-block;background:var(--blu);color:#fff;padding:6px 14px;font-weight:800;text-transform:uppercase;letter-spacing:.01em;line-height:1.25}
.fascia.verde{background:var(--verde);font-style:italic;font-size:15px}

/* ---------- apertura ---------- */
.hero{
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(31,173,59,.22), transparent 60%),
    linear-gradient(180deg, var(--blu-scuro) 0%, var(--blu) 100%);
  color:#dbe6f0;padding:76px 0 0;position:relative;overflow:hidden;
}
.hero-inner{max-width:var(--misura);margin:0 auto;padding:0 6vw 84px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
@media(min-width:1260px){.hero-inner{padding-left:0;padding-right:0}}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr}}
.hero .guida{color:#e4ecf4}
.hero .sotto{font-size:clamp(19px,2.2vw,24px);font-weight:600;color:#fff;margin:-6px 0 22px}
.hero .sotto span{background:var(--verde);padding:3px 10px;font-style:italic}
.hero .nota{color:#b7c6d6}
.hero .nota a{color:#fff}
.ventaglio{position:relative;justify-self:center;width:min(440px,92%);aspect-ratio:1/1.02}
.ventaglio img{position:absolute;border-radius:5px;box-shadow:0 26px 54px rgba(0,0,0,.45);width:auto}
.ventaglio .centro{height:88%;left:50%;top:0;transform:translateX(-50%) rotate(-2deg);z-index:3}
.ventaglio .sinistra{height:64%;left:0;top:16%;transform:rotate(-10deg);z-index:1}
.ventaglio .destra{height:64%;right:0;top:16%;transform:rotate(10deg);z-index:2}
.onda{display:block;width:100%;height:60px;color:var(--bianco)}
.hero .onda{position:absolute;left:0;bottom:-1px}

/* ---------- libro in evidenza ---------- */
.libro-cop{justify-self:center;width:min(380px,85%);border-radius:5px;box-shadow:0 18px 44px rgba(22,35,58,.28)}
.contenuti{list-style:none;padding:0;margin:18px 0 6px;display:grid;gap:10px}
.contenuti li{padding-left:28px;position:relative}
.contenuti li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:3px;background:var(--verde)}

/* ---------- schede della collana ---------- */
.scheda{background:var(--bianco);border:1px solid var(--linea);border-radius:var(--raggio);padding:24px;display:grid;grid-template-columns:120px 1fr;gap:22px;align-items:start}
.scheda img{border-radius:4px;box-shadow:0 10px 24px rgba(22,35,58,.22)}
.scheda h3{font-size:19px}
.scheda p{font-size:15.5px;margin-bottom:12px}
@media(max-width:560px){.scheda{grid-template-columns:1fr}.scheda img{width:140px}}
.collana{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:8px}
@media(max-width:900px){.collana{grid-template-columns:1fr}}

/* ---------- numeri ---------- */
.numeri{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:24px 0}
.numeri div{background:rgba(255,255,255,.7);border:1px solid var(--linea);border-radius:12px;padding:16px 14px}
.scura .numeri div{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14)}
.numeri b{display:block;font-size:26px;color:var(--blu);line-height:1.1;letter-spacing:-.02em}
.scura .numeri b{color:#fff}
.numeri span{font-size:13px;color:var(--grigio)}
.scura .numeri span{color:#b7c6d6}
@media(max-width:700px){.numeri{grid-template-columns:1fr 1fr}}

/* ---------- app ---------- */
.schermata{border-radius:12px;box-shadow:0 26px 60px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.12)}
.piattaforme{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.piattaforme a,.piattaforme div{border-radius:12px;padding:16px;text-decoration:none;display:block;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff}
.piattaforme a:hover{background:rgba(255,255,255,.12)}
.piattaforme b{display:block;font-size:17px;margin-bottom:4px}
.piattaforme small{color:#b7c6d6;font-size:13px}
.piattaforme .pronta{border-color:var(--verde);background:rgba(31,173,59,.16)}
@media(max-width:700px){.piattaforme{grid-template-columns:1fr}}

/* ---------- chi sono ---------- */
.autore{display:grid;grid-template-columns:1fr 1.6fr;gap:48px;align-items:start}
@media(max-width:900px){.autore{grid-template-columns:1fr}}
.citazione{border-left:4px solid var(--verde);padding:8px 0 8px 20px;font-size:19px;font-style:italic;color:var(--inchiostro);margin:22px 0}

/* ---------- chiusura ---------- */
.chiusura{text-align:center}
.chiusura p{max-width:56ch;margin-left:auto;margin-right:auto}
.proverbio{font-size:clamp(20px,2.4vw,26px);font-style:italic;color:#fff;margin-bottom:8px}

/* ---------- pagine interne ---------- */
.pagina{padding:64px 0 90px}
.pagina h1{font-size:clamp(30px,4vw,46px)}
.pagina h2{font-size:clamp(22px,2.6vw,30px);margin-top:48px}
.pagina ol,.pagina ul{padding-left:22px}
.pagina li{margin-bottom:8px}
.blocco{background:var(--azzurro);border-radius:var(--raggio);padding:26px 28px;margin:22px 0}
.blocco.pronto{border-left:6px solid var(--verde)}
.blocco.attesa{border-left:6px solid var(--sabbia-2)}
.blocco h3{margin-top:0}
details{border:1px solid var(--linea);border-radius:10px;padding:12px 16px;margin:10px 0;background:var(--bianco)}
summary{cursor:pointer;font-weight:700;color:var(--blu)}
table{border-collapse:collapse;width:100%;font-size:15px;margin:14px 0 22px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--linea);vertical-align:top}
th{background:var(--azzurro);color:var(--inchiostro);font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.tabella-scorrevole{overflow-x:auto}
code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92em;background:var(--azzurro);padding:1px 6px;border-radius:5px}
.data{font-size:13px;color:var(--grigio);text-transform:uppercase;letter-spacing:.08em}

/* ---------- piè di pagina ---------- */
footer{background:var(--blu-notte);color:#c3d0dd;padding:72px 0 36px;font-size:15.5px;line-height:1.6}
.piede-alto{display:grid;grid-template-columns:1.5fr .8fr 1fr 1.2fr;gap:44px;align-items:start}
@media(max-width:960px){.piede-alto{grid-template-columns:1fr 1fr;gap:36px}}
@media(max-width:560px){.piede-alto{grid-template-columns:1fr}}
footer .brand{color:#fff;margin-bottom:16px}
footer .brand b{color:#fff}
footer .brand em{color:#ff5a68}
.piede-marchio p{max-width:34ch}
footer h4{color:#9fe0ad;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin:6px 0 14px}
footer nav{display:flex;flex-direction:column;gap:9px}
footer a{color:#fff;text-decoration:none}
footer a:hover{text-decoration:underline}
footer p{margin-bottom:12px}
.piede-basso{margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;font-size:13.5px;color:#8fa1b5}
.piede-basso p{margin:0;max-width:72ch}