/* ============================================================
   NetKith — sito vetrina. Palette e tipografia dal Brand Kit.
   ============================================================ */

/* --- Fonts (self-hosted dal Brand Kit) --- */
@font-face {
  font-family: "Fraunces";
  src: url("../fonts/fraunces-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Fraunces";
  src: url("../fonts/fraunces-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Hanken Grotesk";
  src: url("../fonts/hanken-grotesk-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Hanken Grotesk";
  src: url("../fonts/hanken-grotesk-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Hanken Grotesk";
  src: url("../fonts/hanken-grotesk-latin-700-normal.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: "Hanken Grotesk";
  src: url("../fonts/hanken-grotesk-latin-800-normal.woff2") format("woff2");
  font-weight: 800;
  font-display: swap;
}

/* --- Brand tokens --- */
:root {
  --ink: #101e33;
  --notte: #1e3252;
  --ambra: #e3a44a;
  --oro: #8f6118;
  --sabbia: #efe7d8;
  --crema: #faf6ee;
  --pietra: #6b675c;
  --bianco: #fffdf9;

  --serif: "Fraunces", Georgia, serif;
  --sans: "Hanken Grotesk", system-ui, -apple-system, sans-serif;

  --maxw: 1120px;
  --radius: 18px;
  --shadow: 0 18px 50px -24px rgba(16, 30, 51, 0.35);
}

/* --- Reset & base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--crema);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1,
h2,
h3 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 0.4em;
  letter-spacing: -0.01em;
}
p {
  margin: 0 0 1rem;
}
a {
  color: inherit;
  text-decoration: none;
}
img,
svg {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 88px 0;
}
.eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--oro);
  margin-bottom: 14px;
}
.lead {
  font-size: 1.15rem;
  color: var(--pietra);
  max-width: 60ch;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.15s ease,
    background 0.15s ease,
    box-shadow 0.15s ease;
}
.btn-primary {
  background: var(--ambra);
  color: var(--ink);
  box-shadow: 0 10px 26px -12px rgba(227, 164, 74, 0.8);
}
.btn-primary:hover {
  transform: translateY(-2px);
  background: #edb45f;
}
.btn-ghost {
  background: transparent;
  border-color: rgba(16, 30, 51, 0.2);
  color: var(--ink);
}
.btn-ghost:hover {
  border-color: var(--ink);
}
.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}
/* Small chip inside a primary button, e.g. "1° mese gratis". */
.btn-sub {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--ambra);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 246, 238, 0.85);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid rgba(16, 30, 51, 0.08);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__logo img {
  height: 30px;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav__links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--notte);
}
.nav__links a:hover {
  color: var(--oro);
}
.nav__links .btn {
  padding: 10px 20px;
}
.nav__toggle {
  display: none;
}

/* --- Hero --- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1100px 520px at 82% -8%, rgba(227, 164, 74, 0.22), transparent 60%),
    linear-gradient(180deg, var(--crema), var(--sabbia));
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  padding: 92px 0 96px;
}
.hero h1 {
  font-size: clamp(2.6rem, 5.2vw, 4rem);
}
.hero__promise {
  color: var(--oro);
}
.hero p.lead {
  font-size: 1.25rem;
  margin: 18px 0 30px;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.hero__note {
  margin-top: 18px;
  font-size: 0.9rem;
  color: var(--pietra);
}
.hero__note strong {
  color: var(--ink);
}

/* Hero visual: network card */
.hero__card {
  background: var(--ink);
  color: var(--crema);
  border-radius: 24px;
  padding: 30px;
  box-shadow: var(--shadow);
}
.hero__card h3 {
  color: var(--crema);
  font-size: 1.25rem;
}
.hero__card .muted {
  color: rgba(239, 231, 216, 0.7);
  font-size: 0.92rem;
}
.orbit {
  position: relative;
  height: 210px;
  margin: 10px 0 6px;
}
.orbit .node {
  position: absolute;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.85rem;
  background: var(--sabbia);
  color: var(--ink);
  border: 2px solid rgba(227, 164, 74, 0.5);
}
.orbit .node.me {
  background: var(--ambra);
  width: 58px;
  height: 58px;
  left: calc(50% - 29px);
  top: calc(50% - 29px);
  border-color: var(--crema);
}
.orbit .line {
  position: absolute;
  left: 50%;
  top: 50%;
  height: 2px;
  background: linear-gradient(90deg, rgba(227, 164, 74, 0.7), rgba(239, 231, 216, 0.15));
  transform-origin: left center;
}

/* --- Trust strip --- */
.strip {
  background: var(--ink);
  color: var(--sabbia);
}
.strip .container {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 48px;
  justify-content: space-between;
  padding: 26px 24px;
  align-items: center;
}
.strip b {
  font-family: var(--serif);
  color: var(--ambra);
  font-size: 1.6rem;
  display: block;
  line-height: 1;
}
.strip span {
  font-size: 0.9rem;
  color: rgba(239, 231, 216, 0.8);
}

/* --- Feature grid --- */
.grid {
  display: grid;
  gap: 24px;
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.card {
  background: var(--bianco);
  border: 1px solid rgba(16, 30, 51, 0.08);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: 0 10px 30px -22px rgba(16, 30, 51, 0.4);
}
.card .ico {
  font-size: 1.7rem;
  margin-bottom: 12px;
  display: inline-block;
}
.card h3 {
  font-size: 1.2rem;
}
.card p {
  color: var(--pietra);
  margin: 0;
}

.section-head {
  max-width: 62ch;
  margin-bottom: 46px;
}
.section-head h2 {
  font-size: clamp(2rem, 3.6vw, 2.7rem);
}
.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* --- Steps --- */
.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step {
  position: relative;
  padding-top: 14px;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--ambra);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
}
.step h3 {
  font-size: 1.1rem;
}
.step p {
  color: var(--pietra);
  margin: 0;
  font-size: 0.98rem;
}

/* --- Pricing --- */
.pricing {
  background: linear-gradient(180deg, var(--sabbia), var(--crema));
}
.price-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.price-card {
  background: var(--ink);
  color: var(--crema);
  border-radius: 24px;
  padding: 40px;
  box-shadow: var(--shadow);
}
.price-card .amount {
  font-family: var(--serif);
  font-size: 3.4rem;
  line-height: 1;
  color: var(--crema);
}
.price-card .amount small {
  font-family: var(--sans);
  font-size: 1rem;
  color: rgba(239, 231, 216, 0.7);
}
.price-card ul {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
}
.price-card li {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid rgba(239, 231, 216, 0.14);
  font-size: 0.98rem;
}
.price-card li .k {
  color: var(--ambra);
  font-weight: 700;
  flex-shrink: 0;
}
.saving {
  display: grid;
  gap: 18px;
  align-content: start;
}
.saving .pill {
  display: inline-flex;
  width: fit-content;
  gap: 8px;
  background: rgba(227, 164, 74, 0.16);
  color: var(--oro);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 999px;
}
.saving .big {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 2.6rem);
  line-height: 1.15;
}
.saving p {
  color: var(--pietra);
}
.mini-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 6px;
}
.mini {
  background: var(--bianco);
  border: 1px solid rgba(16, 30, 51, 0.08);
  border-radius: 14px;
  padding: 18px;
}
.mini b {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--oro);
}
.mini span {
  color: var(--pietra);
  font-size: 0.9rem;
}

/* --- CTA + Form --- */
.cta {
  background: var(--ink);
  color: var(--crema);
}
.cta__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.cta h2 {
  color: var(--crema);
  font-size: clamp(2rem, 3.6vw, 2.7rem);
}
.cta .lead {
  color: rgba(239, 231, 216, 0.82);
}
.cta ul {
  padding-left: 0;
  list-style: none;
  margin: 20px 0 0;
}
.cta ul li {
  padding: 6px 0 6px 30px;
  position: relative;
  color: rgba(239, 231, 216, 0.9);
}
.cta ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--ambra);
  font-weight: 800;
}

.form-card {
  background: var(--crema);
  color: var(--ink);
  border-radius: 22px;
  padding: 34px;
  box-shadow: var(--shadow);
}
.form-card h3 {
  font-size: 1.5rem;
}
.form-card p.sub {
  color: var(--pietra);
  margin-top: -4px;
}
.field {
  margin-bottom: 16px;
}
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--notte);
}
.field input {
  width: 100%;
  font-family: var(--sans);
  font-size: 1rem;
  padding: 13px 15px;
  border-radius: 12px;
  border: 1px solid rgba(16, 30, 51, 0.18);
  background: var(--bianco);
  color: var(--ink);
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}
.field input:focus {
  outline: none;
  border-color: var(--ambra);
  box-shadow: 0 0 0 3px rgba(227, 164, 74, 0.25);
}
.field .error {
  color: #a33b2e;
  font-size: 0.82rem;
  margin-top: 5px;
  display: none;
}
.field.invalid input {
  border-color: #a33b2e;
}
.field.invalid .error {
  display: block;
}
.form-card .btn {
  width: 100%;
  justify-content: center;
  margin-top: 6px;
}
.form-consent {
  font-size: 0.8rem;
  color: var(--pietra);
  margin: 14px 0 0;
}
.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form-error {
  display: none;
  margin: 0 0 12px;
  padding: 10px 14px;
  border-radius: 10px;
  background: #f8e6e2;
  color: #a33b2e;
  font-size: 0.9rem;
}
.form-error.show {
  display: block;
}
.form-success {
  display: none;
  text-align: center;
  padding: 20px 6px;
}
.form-success .check {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--ambra);
  color: var(--ink);
  font-size: 1.8rem;
  display: grid;
  place-items: center;
  margin: 0 auto 14px;
}
.form-card.done .form-body {
  display: none;
}
.form-card.done .form-success {
  display: block;
}

/* --- FAQ --- */
.faq details {
  background: var(--bianco);
  border: 1px solid rgba(16, 30, 51, 0.08);
  border-radius: 14px;
  padding: 6px 22px;
  margin-bottom: 12px;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
  padding: 14px 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "+";
  color: var(--oro);
  font-size: 1.4rem;
  line-height: 1;
}
.faq details[open] summary::after {
  content: "–";
}
.faq details p {
  color: var(--pietra);
  margin: 0 0 16px;
}

/* --- Footer --- */
.footer {
  background: var(--ink);
  color: rgba(239, 231, 216, 0.75);
  padding: 54px 0 34px;
}
.footer__top {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  align-items: center;
}
.footer img {
  height: 30px;
}
.footer__tag {
  font-family: var(--serif);
  color: var(--sabbia);
  font-size: 1.05rem;
}
.footer__bottom {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(239, 231, 216, 0.12);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* --- Reveal on scroll (progressive enhancement) ---
   Visible by default: content NEVER depends on JS. The hidden/animated state
   applies only when JS has added `.js` to <html>, and JS also has a timeout
   safety net, so a failed observer can never leave the page blank. */
.reveal {
  opacity: 1;
  transform: none;
}
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.js .reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .hero__grid,
  .cta__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .grid-3,
  .grid-2,
  .steps,
  .cta__grid {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .price-grid {
    grid-template-columns: 1fr !important;
  }
  .nav__links {
    display: none;
  }
  .nav__links.open {
    display: flex;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--crema);
    padding: 18px 24px 26px;
    gap: 16px;
    border-bottom: 1px solid rgba(16, 30, 51, 0.1);
  }
  .nav__toggle {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(16, 30, 51, 0.18);
    border-radius: 12px;
    background: transparent;
    cursor: pointer;
  }
  .section {
    padding: 62px 0;
  }
}
@media (max-width: 540px) {
  .steps {
    grid-template-columns: 1fr;
  }
  .mini-cards {
    grid-template-columns: 1fr;
  }
}