/* =====================================================================
   Glowmoka — Foglio di stile principale
   Palette: Argento · Verde · Oliva · Verde scuro
   ===================================================================== */

/* ----------  Reset & box model  ---------- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

:root {
  /* --- Colori primari --- */
  --color-primary:        #1d382f;   /* verde scuro profondo */
  --color-primary-700:    #234539;
  --color-primary-600:    #2e5443;   /* verde foresta */
  --color-secondary:      #5a8a66;   /* verde salvia */
  --color-secondary-300:  #8bb394;

  /* --- Accenti oliva --- */
  --color-accent:         #7c8a54;   /* oliva */
  --color-accent-300:     #a3ad7a;   /* oliva chiaro */

  /* --- Neutri argento --- */
  --color-silver-900:     #3c423f;
  --color-silver-700:     #6a716c;
  --color-silver-500:     #9aa19c;
  --color-silver-300:     #c5cbc7;
  --color-silver-200:     #dde1de;
  --color-silver-100:     #eef1ef;
  --color-mist:           #f5f7f5;
  --color-white:          #ffffff;
  --color-ink:            #1a201d;

  /* --- Stati / interazioni --- */
  --hover-primary:        #16271f;
  --hover-secondary:      #4a7556;
  --hover-accent:         #6b784a;
  --focus-ring:           #a3ad7a;

  /* --- Ombre --- */
  --shadow-xs:  0 1px 2px rgba(29, 56, 47, .06);
  --shadow-sm:  0 2px 8px rgba(29, 56, 47, .08);
  --shadow-md:  0 8px 24px rgba(29, 56, 47, .12);
  --shadow-lg:  0 18px 48px rgba(29, 56, 47, .16);

  /* --- Bordi --- */
  --border-thin:    1px solid var(--color-silver-200);
  --border-strong:  1px solid var(--color-silver-300);
  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  26px;
  --radius-pill: 999px;

  /* --- Tipografia --- */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Schibsted Grotesk", "Segoe UI", system-ui, sans-serif;
  --fs-xxl: clamp(2.6rem, 6vw, 4.3rem);
  --fs-xl:  clamp(2rem, 4vw, 3rem);
  --fs-lg:  clamp(1.5rem, 3vw, 2.1rem);
  --fs-md:  clamp(1.15rem, 2vw, 1.35rem);
  --fs-base: 1.05rem;
  --fs-sm:  .92rem;
  --lh-tight: 1.12;
  --lh-body: 1.7;

  /* --- Spaziatura --- */
  --space-1: .4rem;
  --space-2: .8rem;
  --space-3: 1.2rem;
  --space-4: 1.8rem;
  --space-5: 2.6rem;
  --space-6: 3.6rem;
  --space-7: 5rem;
  --space-8: 7rem;

  --maxw: 1180px;
  --header-h: 76px;
}

/* ----------  Tipografia base  ---------- */
body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--color-ink);
  background: var(--color-mist);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: var(--lh-tight);
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -.01em;
}

h1 { font-size: var(--fs-xxl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }
h4 { font-size: var(--fs-md); }

p { max-width: 68ch; }

a { color: var(--color-primary-600); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--hover-secondary); }

img { max-width: 100%; height: auto; display: block; }

ul { list-style: none; }

:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: 4px;
}

/* skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-3);
  z-index: 1200;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; color: #fff; }

/* ----------  Layout helpers  ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.section { padding-block: var(--space-7); }
.section--tight { padding-block: var(--space-6); }

.section-head { max-width: 760px; margin-bottom: var(--space-5); }
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}
.lead { font-size: var(--fs-md); color: var(--color-silver-700); }

/* ----------  Buttons  ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: .85rem 1.6rem;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .2s ease, box-shadow .2s ease, color .2s ease;
  text-align: center;
}
.btn:focus-visible { outline-offset: 4px; }
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--hover-primary); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--accent { background: var(--color-accent); color: #fff; }
.btn--accent:hover { background: var(--hover-accent); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: transparent; border-color: var(--color-silver-300); color: var(--color-primary); }
.btn--ghost:hover { border-color: var(--color-primary-600); color: var(--color-primary-600); background: var(--color-white); }
.btn--block { width: 100%; justify-content: center; }

/* ----------  Header / Nav  ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(245, 247, 245, .82);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: var(--border-thin);
  transition: box-shadow .25s ease, background .25s ease;
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); background: rgba(245, 247, 245, .94); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--color-primary);
}
.brand:hover { color: var(--color-primary); }
.brand__mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-accent));
  color: #fff;
  font-size: 1.1rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav__links a {
  font-weight: 500;
  color: var(--color-silver-900);
  position: relative;
  padding-block: 4px;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: width .25s ease;
}
.nav__links a:hover,
.nav__links a[aria-current="page"] { color: var(--color-primary); }
.nav__links a:hover::after,
.nav__links a[aria-current="page"]::after { width: 100%; }

.nav__cta { margin-left: var(--space-2); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px; height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ----------  Hero  ---------- */
.hero {
  position: relative;
  color: #fff;
  isolation: isolate;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0;
  z-index: -2;
  background:
    linear-gradient(120deg, rgba(22,39,31,.86), rgba(46,84,67,.6)),
    url("../img/hero.jpg") center/cover no-repeat;
}
.hero__bg::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 20%, transparent 40%, rgba(22,39,31,.5) 100%);
}
.hero__inner {
  display: grid;
  gap: var(--space-4);
  padding-block: clamp(4rem, 12vw, 8rem);
  max-width: 720px;
}
.hero h1 { color: #fff; }
.hero .lead { color: rgba(238,241,239,.92); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-2); }
.hero__badges {
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  color: rgba(238,241,239,.9);
}
.hero__badges span { display: inline-flex; align-items: center; gap: .5rem; }
.hero__badges span::before { content: "✦"; color: var(--color-accent-300); }

/* ----------  Feature / card grids  ---------- */
.grid { display: grid; gap: var(--space-4); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--color-white);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-xs);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-silver-300); }
.card__icon {
  width: 50px; height: 50px;
  border-radius: 14px;
  display: grid; place-items: center;
  font-size: 1.4rem;
  margin-bottom: var(--space-3);
  background: var(--color-silver-100);
  color: var(--color-primary-600);
}
.card h3 { font-size: 1.3rem; margin-bottom: var(--space-2); }
.card p { color: var(--color-silver-700); font-size: var(--fs-base); }

/* ----------  Split sections  ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: center;
}
.split--reverse .split__media { order: 2; }
.split__media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}
.split__body h2 { margin-bottom: var(--space-3); }
.split__body p + p { margin-top: var(--space-3); }

.checklist { margin-top: var(--space-4); display: grid; gap: var(--space-2); }
.checklist li {
  display: flex; gap: .7rem; align-items: flex-start;
  color: var(--color-silver-900);
}
.checklist li::before {
  content: "✓";
  flex: none;
  width: 24px; height: 24px;
  margin-top: 2px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--color-secondary-300);
  color: var(--color-primary);
  font-size: .8rem;
  font-weight: 700;
}

/* ----------  Educational band  ---------- */
.band {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background-image:
    radial-gradient(circle at 12% 20%, rgba(124,138,84,.4), transparent 45%),
    radial-gradient(circle at 88% 80%, rgba(90,138,102,.4), transparent 45%);
}
.band h2 { color: #fff; }
.band p { color: rgba(238,241,239,.9); }
.band .grid--3 { margin-top: var(--space-5); }
.band .mini { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-md); padding: var(--space-4); }
.band .mini h3 { color: #fff; font-size: 1.2rem; }
.band .mini p { color: rgba(238,241,239,.82); font-size: var(--fs-base); }

/* ----------  Product card  ---------- */
.product {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-6);
  align-items: center;
  background: var(--color-white);
  border: var(--border-strong);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}
.product__media {
  background: radial-gradient(circle at 50% 40%, var(--color-silver-100), var(--color-mist));
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  padding: var(--space-4);
}
.product__media img { max-width: 320px; filter: drop-shadow(0 24px 40px rgba(29,56,47,.25)); }
.product__body h2 { margin-bottom: var(--space-2); }
.product__overview { color: var(--color-silver-700); margin-bottom: var(--space-3); }
.product__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2) var(--space-4);
  margin: var(--space-4) 0;
}
.product__features li { display: flex; gap: .6rem; align-items: center; font-size: var(--fs-base); }
.product__features li::before { content: "—"; color: var(--color-accent); font-weight: 700; }
.product__note { font-size: var(--fs-sm); color: var(--color-silver-500); margin-top: var(--space-3); }

/* ----------  FAQ accordion  ---------- */
.faq { max-width: 820px; margin-inline: auto; }
.faq__item { border-bottom: var(--border-thin); }
.faq__q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-4) 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}
.faq__q .icon { flex: none; transition: transform .3s ease; color: var(--color-accent); font-size: 1.4rem; }
.faq__q[aria-expanded="true"] .icon { transform: rotate(45deg); }
.faq__a {
  overflow: hidden;
  max-height: 0;
  transition: max-height .35s ease;
}
.faq__a-inner { padding-bottom: var(--space-4); color: var(--color-silver-700); }

/* ----------  Contact / form  ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-6);
  align-items: start;
}
.contact-info { display: grid; gap: var(--space-3); }
.contact-info .row { display: flex; gap: .8rem; align-items: flex-start; }
.contact-info .row strong { display: block; color: var(--color-primary); }
.contact-info .row span { color: var(--color-silver-700); }

.form-card {
  background: var(--color-white);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.field { margin-bottom: var(--space-4); }
.field label { display: block; font-weight: 600; margin-bottom: .4rem; color: var(--color-silver-900); }
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: .85rem 1rem;
  font: inherit;
  color: var(--color-ink);
  background: var(--color-mist);
  border: var(--border-strong);
  border-radius: var(--radius-sm);
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-secondary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(90,138,102,.18);
}
.field textarea { min-height: 130px; resize: vertical; }
.field .error-msg { color: #9a3b2f; font-size: var(--fs-sm); margin-top: .35rem; display: none; }
.field.has-error input,
.field.has-error textarea { border-color: #c0573f; }
.field.has-error .error-msg { display: block; }
.consent { display: flex; gap: .7rem; align-items: flex-start; font-size: var(--fs-sm); color: var(--color-silver-700); }
.consent input { width: auto; margin-top: .3rem; }

/* ----------  Notice / disclaimer boxes  ---------- */
.notice {
  border-left: 4px solid var(--color-accent);
  background: var(--color-silver-100);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  color: var(--color-silver-900);
}
.notice strong { color: var(--color-primary); }

/* ----------  Legal / article pages  ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-600));
  color: #fff;
  padding-block: var(--space-7) var(--space-6);
}
.page-hero h1 { color: #fff; }
.page-hero p { color: rgba(238,241,239,.9); max-width: 70ch; margin-top: var(--space-2); }
.breadcrumb { font-size: var(--fs-sm); color: rgba(238,241,239,.75); margin-bottom: var(--space-2); }
.breadcrumb a { color: var(--color-accent-300); }

.prose { max-width: 800px; }
.prose h2 { margin-top: var(--space-6); margin-bottom: var(--space-3); }
.prose h3 { margin-top: var(--space-5); margin-bottom: var(--space-2); font-size: 1.3rem; }
.prose p { margin-bottom: var(--space-3); color: var(--color-silver-900); }
.prose ul.dotted { margin: var(--space-3) 0; display: grid; gap: var(--space-2); }
.prose ul.dotted li { padding-left: 1.4rem; position: relative; color: var(--color-silver-900); }
.prose ul.dotted li::before { content: "•"; position: absolute; left: .3rem; color: var(--color-accent); }
.prose .meta { font-size: var(--fs-sm); color: var(--color-silver-500); }
.toc {
  background: var(--color-white);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-5);
}
.toc h2 { font-size: 1.15rem; margin: 0 0 var(--space-2); }
.toc a { display: block; padding: .25rem 0; color: var(--color-primary-600); }

/* ----------  Success page  ---------- */
.success {
  min-height: calc(100vh - var(--header-h));
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background:
    radial-gradient(circle at 50% 0%, var(--color-silver-100), var(--color-mist));
}
.success__card {
  max-width: 620px;
  background: #fff;
  border: var(--border-thin);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-5);
  box-shadow: var(--shadow-md);
}
.success__check {
  width: 84px; height: 84px;
  margin: 0 auto var(--space-4);
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--color-secondary-300);
  color: var(--color-primary);
  font-size: 2.4rem;
  animation: pop .5s ease;
}
@keyframes pop { 0% { transform: scale(.6); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }

/* ----------  Footer  ---------- */
.site-footer {
  background: var(--color-primary);
  color: rgba(238,241,239,.82);
  padding-block: var(--space-6) var(--space-4);
  margin-top: var(--space-7);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-5);
}
.site-footer h4 { color: #fff; font-family: var(--font-body); font-size: 1rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: var(--space-3); }
.site-footer a { color: rgba(238,241,239,.82); }
.site-footer a:hover { color: var(--color-accent-300); }
.site-footer ul { display: grid; gap: .55rem; }
.footer-brand .brand { color: #fff; margin-bottom: var(--space-3); }
.footer-brand p { color: rgba(238,241,239,.7); font-size: var(--fs-sm); }
.footer-contact .row { margin-bottom: .6rem; font-size: var(--fs-sm); }
.footer-bottom {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-sm);
}
.footer-bottom .legal-links { display: flex; flex-wrap: wrap; gap: var(--space-3); }

/* ----------  Cookie banner  ---------- */
.cookie-banner {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(140%);
  width: min(960px, calc(100% - 32px));
  background: var(--color-white);
  border: var(--border-strong);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-4);
  z-index: 1100;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-4);
  align-items: center;
  transition: transform .45s cubic-bezier(.22,1,.36,1);
}
.cookie-banner.is-visible { transform: translateX(-50%) translateY(0); }
.cookie-banner p { font-size: var(--fs-sm); color: var(--color-silver-700); margin: 0; }
.cookie-banner .actions { display: flex; gap: var(--space-2); flex-wrap: wrap; }

/* ----------  Reveal animation  ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ----------  Stat strip  ---------- */
.stat-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); text-align: center; }
.stat-strip .stat { background: var(--color-white); border: var(--border-thin); border-radius: var(--radius-md); padding: var(--space-4); }
.stat-strip .num { font-family: var(--font-display); font-size: 2.3rem; color: var(--color-primary-600); }
.stat-strip .lbl { color: var(--color-silver-700); font-size: var(--fs-sm); }

/* ----------  Tag pills  ---------- */
.tags { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: var(--space-3); }
.tags span { background: var(--color-silver-100); border: var(--border-thin); border-radius: var(--radius-pill); padding: .3rem .9rem; font-size: var(--fs-sm); color: var(--color-silver-900); }

/* ======================================================================
   RESPONSIVE
   ====================================================================== */
@media (max-width: 960px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .split, .product, .contact-wrap { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }
  .product__media img { max-width: 240px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav__links {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--color-white);
    border-bottom: var(--border-strong);
    padding: var(--space-3) var(--space-4) var(--space-4);
    box-shadow: var(--shadow-md);
    transform: translateY(-130%);
    transition: transform .35s ease;
    height: auto;
  }
  .nav__links.is-open { transform: translateY(0); }
  .nav__links a { width: 100%; padding: var(--space-3) 0; border-bottom: var(--border-thin); }
  .nav__links a::after { display: none; }
  .nav__cta { margin: var(--space-3) 0 0; width: 100%; }
  .nav__toggle { display: flex; }
  .grid--3, .grid--2, .grid--4, .stat-strip, .product__features { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cookie-banner { grid-template-columns: 1fr; }
  .band { padding: var(--space-5) var(--space-4); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}