/* ============================================================
   Design tokens
   ============================================================ */
:root {
  --ink: #171A21;
  --ink-soft: #21252F;
  --paper: #F1F2F4;
  --paper-raised: #FFFFFF;
  --accent: #2F6FED;
  --accent-ink: #163B94;
  --ok: #00A388;
  --error: #E0483E;
  --text: #171A21;
  --text-muted: #5B616E;
  --on-dark: #F1F2F4;
  --on-dark-muted: #9AA0AC;
  --border: #DCDEE3;
  --border-dark: #333844;

  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;

  --maxw: 1120px;
  --radius: 10px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.1;
  margin: 0;
  letter-spacing: -0.01em;
}

section { padding: 96px 0; }

@media (max-width: 720px) {
  section { padding: 64px 0; }
}

.eyebrow-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent);
  margin-bottom: 14px;
}

.eyebrow-mark::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--accent);
  display: inline-block;
}

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 600;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-top: 14px;
}

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(23, 26, 33, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-dark);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-placeholder {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--on-dark);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  text-decoration: none;
}

.logo-placeholder .logo-mark {
  width: 34px;
  height: 34px;
  border: 1.5px dashed var(--on-dark-muted);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  color: var(--on-dark-muted);
  text-align: center;
  line-height: 1.1;
  flex-shrink: 0;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  color: var(--on-dark-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.15s ease;
}

nav.main-nav a:hover,
nav.main-nav a:focus-visible {
  color: var(--on-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-accent:hover { background: var(--accent-ink); }

.btn-ghost-dark {
  border-color: var(--border-dark);
  color: var(--on-dark);
  background: transparent;
}

.btn-ghost-dark:hover { border-color: var(--on-dark-muted); }

.btn:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  background: var(--ink);
  color: var(--on-dark);
  padding: 96px 0 110px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

@media (max-width: 880px) {
  .hero .container { grid-template-columns: 1fr; }
}

.hero h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  font-weight: 600;
}

.hero p.lead {
  color: var(--on-dark-muted);
  font-size: 1.15rem;
  margin-top: 22px;
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 34px;
  flex-wrap: wrap;
}

/* Decorative code panel */
.code-panel {
  background: var(--ink-soft);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  overflow: hidden;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85rem;
}

.code-panel .code-panel-bar {
  display: flex;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-dark);
}

.code-panel .code-panel-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-dark);
}

.code-panel pre {
  margin: 0;
  padding: 20px 22px;
  color: var(--on-dark-muted);
  overflow-x: auto;
  line-height: 1.7;
}

.code-panel .tok-kw { color: #7AA2FF; }
.code-panel .tok-fn { color: #6FD7C4; }
.code-panel .tok-str { color: #E0A96D; }
.code-panel .tok-com { color: #5B616E; }

/* ============================================================
   Servizi
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

@media (max-width: 720px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  background: var(--paper-raised);
  padding: 36px;
}

.service-card .tag {
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent);
  font-size: 0.85rem;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 10px;
}

.service-card p {
  color: var(--text-muted);
  margin-top: 10px;
  font-size: 0.98rem;
}

/* ============================================================
   Perché noi
   ============================================================ */
.why-us {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

@media (max-width: 780px) {
  .why-us { grid-template-columns: 1fr; }
}

.why-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.why-card p {
  color: var(--text-muted);
  margin-top: 8px;
  font-size: 0.98rem;
}

/* ============================================================
   Processo
   ============================================================ */
.process-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}

.process-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--border);
}

.process-step .num {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--accent);
  font-size: 1.4rem;
}

.process-step h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.process-step p {
  color: var(--text-muted);
  margin-top: 6px;
  font-size: 0.98rem;
}

/* ============================================================
   Contatti
   ============================================================ */
.contact {
  background: var(--ink);
  color: var(--on-dark);
}

.contact .section-head p { color: var(--on-dark-muted); }

.contact-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
}

@media (max-width: 880px) {
  .contact-layout { grid-template-columns: 1fr; }
}

.contact-info dl {
  margin: 0;
}

.contact-info dt {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--on-dark-muted);
  margin-top: 24px;
}

.contact-info dt:first-child { margin-top: 0; }

.contact-info dd {
  margin: 6px 0 0;
  font-size: 1.05rem;
}

.placeholder-text {
  color: var(--on-dark-muted);
  font-style: italic;
}

.contact-form {
  background: var(--paper-raised);
  border-radius: var(--radius);
  padding: 36px;
  color: var(--text);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

@media (max-width: 540px) {
  .form-row { grid-template-columns: 1fr; }
}

.field { margin-bottom: 20px; }

.field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 7px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.97rem;
  background: #fff;
  color: var(--text);
}

.field textarea { resize: vertical; min-height: 120px; }

.field .field-error {
  color: var(--error);
  font-size: 0.85rem;
  margin-top: 6px;
}

.field input.input-validation-error,
.field select.input-validation-error,
.field textarea.input-validation-error {
  border-color: var(--error);
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.checkbox-row input { width: auto; margin-top: 4px; }

.checkbox-row label { font-weight: 400; font-size: 0.9rem; }

.form-success {
  background: rgba(0, 163, 136, 0.12);
  border: 1px solid var(--ok);
  color: var(--ok);
  padding: 14px 18px;
  border-radius: 8px;
  margin-bottom: 22px;
  font-size: 0.95rem;
}

.validation-summary-errors ul {
  list-style: none;
  margin: 0 0 20px;
  padding: 14px 18px;
  background: rgba(224, 72, 62, 0.1);
  border: 1px solid var(--error);
  border-radius: 8px;
  color: var(--error);
  font-size: 0.9rem;
}

.validation-summary-errors li { margin: 2px 0; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--ink);
  color: var(--on-dark-muted);
  border-top: 1px solid var(--border-dark);
  padding: 48px 0 32px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
}

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-grid h4 {
  font-family: var(--font-display);
  color: var(--on-dark);
  font-size: 0.95rem;
  margin: 0 0 14px;
  font-weight: 600;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-grid li { margin-bottom: 8px; }

.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border-dark);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ============================================================
   Modale informativa privacy
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(23, 26, 33, 0.65);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 5vh 20px;
  z-index: 200;
}

.modal-overlay[hidden] { display: none; }

body.modal-open { overflow: hidden; }

.modal {
  background: var(--paper-raised);
  border-radius: var(--radius);
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 44px 40px 48px;
}

@media (max-width: 600px) {
  .modal { padding: 36px 22px 40px; }
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 8px;
}

.modal-close:hover { color: var(--text); background: var(--paper); }

.modal-body h2 {
  font-size: 1.5rem;
  font-weight: 600;
  padding-right: 30px;
}

.modal-body h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 30px 0 10px;
}

.modal-body p.modal-updated {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 6px;
}

.modal-body p,
.modal-body li {
  color: var(--text);
  font-size: 0.97rem;
  line-height: 1.65;
}

.modal-body p { margin: 0 0 14px; }
.modal-body ul { margin: 0 0 14px; padding-left: 20px; }
.modal-body li { margin-bottom: 6px; }

.modal-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: 0.9rem;
}

.modal-body th, .modal-body td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.modal-body th { font-family: var(--font-display); font-size: 0.8rem; }

.legal-note {
  background: rgba(47, 111, 237, 0.08);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 0.9rem;
  margin: 18px 0 30px;
}