/* ============================================================================
   School Radar · design system
   Estratto dal design Ploy (https://my-site-073171ff.ploy.build) il 2026-10-30.
   Ogni valore viene dal foglio di stile di riferimento o dagli stili calcolati:
   vedi design/DESIGN.md per la provenienza token per token.
   ========================================================================== */

/* ---------- font (self-hosted, woff2 da Google Fonts via Ploy) ---------- */
@font-face{
  font-family:"DM Serif Display";font-style:normal;font-display:swap;font-weight:400;
  src:url("fonts/dm-serif-display-latin-400-normal.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;
}
@font-face{
  font-family:"DM Serif Display";font-style:normal;font-display:swap;font-weight:400;
  src:url("fonts/dm-serif-display-latin-ext-400-normal.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:"DM Sans";font-style:normal;font-display:swap;font-weight:100 1000;
  src:url("fonts/dm-sans-latin-wght-normal.woff2") format("woff2-variations");
  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;
}
@font-face{
  font-family:"DM Sans";font-style:normal;font-display:swap;font-weight:100 1000;
  src:url("fonts/dm-sans-latin-ext-wght-normal.woff2") format("woff2-variations");
  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;
}

/* ---------- tokens ---------- */
:root{
  /* colore — oklch del riferimento, hex calcolato (design/DESIGN.md §2) */
  --paper:        #FFF9EE;   /* oklch(98.4% .016 82.8)  sfondo */
  --paper-2:      #F6EEDD;   /* oklch(95.1% .024 85.8)  sfondo secondario */
  --ink:          #14213D;   /* oklch(25.2% .056 264)   testo e bordi */
  --ink-2:        #4A5670;   /* oklch(45.3% .045 265.4) testo secondario */
  --blue:         #2F5BFF;   /* oklch(55.2% .247 266.2) accento, CTA */
  --blue-strong:  #1F45D6;   /* hover del CTA (scurito ~10%) */
  --blue-soft:    #E3EDFF;   /* oklch(94.4% .027 262.3) badge, chip */
  --blue-mist:    #CFE2F7;   /* oklch(90.5% .035 250.9) sezione mappa */
  --white:        #FFFFFF;
  --warn:         #B3541E;

  /* tipografia */
  --font-heading:"DM Serif Display", ui-serif, Georgia, serif;
  --font-body:"DM Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* forme */
  --radius:20px;
  --radius-pill:9999px;
  --border:1px solid var(--ink);
  --border-soft:1px solid rgba(20,33,61,.16);
  --shadow-card:0 18px 50px -20px rgba(20,33,61,.28);

  /* contenitori */
  --w-wide:1280px;   /* max-w-7xl */
  --w-mid:1152px;    /* max-w-6xl */
  --w-text:768px;
  --pad-x:20px;
}
@media (min-width:640px){ :root{ --pad-x:32px } }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--font-body);font-size:16px;line-height:1.55;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:400;line-height:1.04;letter-spacing:-.015em;margin:0}
p{margin:0}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

/* ---------- tipografia ---------- */
.h1{font-size:clamp(2.75rem,6vw,5.5rem)}      /* 44 → 88 */
.h2{font-size:clamp(2rem,3.6vw,3.25rem)}      /* 32 → 52 */
.h3{font-size:clamp(1.5rem,2.2vw,1.875rem)}   /* 24 → 30 */
.h4{font-size:1.25rem}
.lead{font-size:clamp(1.05rem,1.5vw,1.25rem);line-height:1.4}
.muted{color:var(--ink-2)}
.eyebrow{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--ink-2)}
.text-balance{text-wrap:balance}

/* ---------- layout ---------- */
.container{width:100%;max-width:var(--w-wide);margin-inline:auto;padding-inline:var(--pad-x)}
.container--mid{max-width:var(--w-mid)}
.container--text{max-width:var(--w-text)}
.section{padding-block:96px}
.section--tight{padding-block:40px}
.section--mint{background:var(--blue-soft)}
.section--mist{background:var(--blue-mist)}
.stack>*+*{margin-top:1rem}
.center{text-align:center}

/* ---------- nav ---------- */
.site-nav{position:relative;z-index:30;background:var(--paper)}
.site-nav__in{display:flex;align-items:center;gap:2.5rem;height:80px}
.site-nav__logo{display:inline-flex;align-items:flex-start;gap:.25rem;font-family:var(--font-heading);
  font-size:1.6rem;letter-spacing:-.02em;color:var(--ink)}
.site-nav__logo svg{width:20px;height:20px;color:var(--blue);margin-top:-6px;flex:none}
.site-nav__links{display:none;flex:1;align-items:center;gap:2rem}
.site-nav__links a{font-size:.95rem;font-weight:500;transition:color .15s}
.site-nav__links a:hover{color:var(--blue)}
.site-nav__right{margin-left:auto;display:flex;align-items:center;gap:.5rem}
@media (min-width:860px){ .site-nav__links{display:flex} }
@media (max-width:859px){ .site-nav__cta{display:none} }

/* ---------- bottoni ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font-body);font-weight:600;font-size:.95rem;line-height:1;
  padding:0 20px;height:44px;border-radius:var(--radius-pill);border:1px solid transparent;
  cursor:pointer;transition:background-color .15s,color .15s,border-color .15s;
  white-space:nowrap;
}
.btn--primary{background:var(--blue);border-color:var(--blue);color:var(--white)}
.btn--primary:hover{background:var(--blue-strong);border-color:var(--blue-strong)}
.btn--outline{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--outline:hover{background:var(--ink);color:var(--paper)}
.btn--sm{height:36px;padding:0 16px;font-size:.875rem}
.btn--lg{height:52px;padding:0 28px;font-size:1rem}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ---------- card ---------- */
.card{background:var(--white);border:var(--border);border-radius:var(--radius);padding:28px}
@media (min-width:768px){ .card{padding:32px} }
.card--soft{border-color:rgba(20,33,61,.14);box-shadow:var(--shadow-card)}
.card__icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;
  border-radius:var(--radius-pill);background:var(--blue-soft);color:var(--ink)}
.card__icon svg{width:32px;height:32px}

/* ---------- chip ---------- */
.chip{display:inline-flex;align-items:center;gap:.6rem;height:48px;padding:0 20px;
  border:var(--border);border-radius:var(--radius-pill);background:var(--white);
  font-weight:600;font-size:1rem;transition:background-color .15s,color .15s}
.chip:hover{background:var(--ink);color:var(--paper)}
.chip svg{width:18px;height:18px}

/* ---------- footer ---------- */
.site-footer{background:var(--paper);padding-top:40px;position:relative;overflow:hidden}
.site-footer__grid{display:grid;gap:32px}
@media (min-width:768px){ .site-footer__grid{grid-template-columns:1.4fr 1fr} }
.site-footer a:hover{color:var(--blue)}
.site-footer__links{display:flex;flex-wrap:wrap;gap:.5rem 2rem;font-size:.95rem}
.site-footer__skyline{display:block;width:100%;height:auto;margin-top:24px;opacity:.9}
.site-footer__legal{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between;
  padding:14px 0 22px;font-size:.8rem;color:var(--ink-2)}

/* ---------- util ---------- */
.grid{display:grid;gap:16px}
@media (min-width:768px){ .grid--3{grid-template-columns:repeat(3,1fr);gap:20px} .grid--2{grid-template-columns:repeat(2,1fr);gap:20px} }
.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}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){ .reveal{opacity:1;transform:none;transition:none} }

/* ---------- menu mobile (details, senza JS) ---------- */
.nav-details{display:none;position:relative}
@media (max-width:859px){ .nav-details{display:block} }
.nav-details summary{list-style:none;display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border:1px solid rgba(20,33,61,.35);border-radius:999px;color:var(--ink);cursor:pointer}
.nav-details summary::-webkit-details-marker{display:none}
.nav-details summary::marker{content:""}
.nav-details summary svg{width:20px;height:20px}
.nav-details[open] summary{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.site-nav__menu{position:absolute;right:0;top:calc(100% + 12px);z-index:40;min-width:216px;
  background:var(--white);border:1px solid var(--ink);border-radius:16px;
  box-shadow:var(--shadow-card);padding:8px}
.site-nav__menu a{display:block;padding:10px 12px;border-radius:10px;font-size:.95rem;font-weight:500;
  color:var(--ink)}
.site-nav__menu a:hover{background:var(--blue-soft)}
.site-nav__menu hr{border:0;border-top:1px solid rgba(20,33,61,.12);margin:6px 8px}