/* ── Kleis Dark Theme — Shared Stylesheet ───────────────────────────────── */
/* Design system identical to GIANO site                                    */

@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@300;400;500;600;700&family=Barlow:ital,wght@0,300;0,400;0,500;0,600;1,300&family=Barlow+Condensed:wght@400;500;600;700&display=swap');

/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
  --bg:         #04080F;
  --bg2:        #080F1C;
  --bg3:        #0C1628;
  --surface:    #0F1E35;
  --border:     rgba(0,229,255,0.15);
  --cyan:       #00E5FF;
  --cyan-dim:   rgba(0,229,255,0.08);
  --cyan-glow:  rgba(0,229,255,0.25);
  --orange:     #FF6B35;
  --orange-dim: rgba(255,107,53,0.12);
  --text:       #D8EEF8;
  --text-muted: #4A7090;
  --text-dim:   #2A4560;
  --font-head:  'Rajdhani', sans-serif;
  --font-cond:  'Barlow Condensed', sans-serif;
  --font-body:  'Barlow', sans-serif;
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.65;
  overflow-x: hidden;
}

/* ── Scrollbar ──────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--cyan-glow); border-radius: 2px; }

/* ── Grid background ────────────────────────────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ── Nav ────────────────────────────────────────────────────────────────── */
.kl-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(20px) saturate(1.5);
  background: rgba(4,8,15,0.88);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
  overflow: visible; /* logo sfora senza taglio */
}

.kl-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.kl-brand-box {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cyan);
  padding: 0.35rem 1.1rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.7rem;
  letter-spacing: 0.22em;
  color: var(--cyan);
  animation: kl-pulse-brand 3s ease-in-out infinite;
}
@keyframes kl-pulse-brand {
  0%, 100% {
    box-shadow: 0 0 6px rgba(0,229,255,0.2);
    border-color: rgba(0,229,255,0.55);
    color: var(--cyan);
    text-shadow: none;
  }
  50% {
    box-shadow: 0 0 22px rgba(0,229,255,0.45);
    border-color: var(--cyan);
    color: #fff;
    text-shadow: 0 0 14px rgba(0,229,255,0.9);
  }
}

/* Nav links */
.kl-nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}
.kl-nav-links a,
.kl-nav-links button {
  font-family: var(--font-cond);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  position: relative;
  transition: color 0.2s;
}
.kl-nav-links a::after,
.kl-nav-links button::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transition: transform 0.2s;
}
.kl-nav-links a:hover,
.kl-nav-links button:hover { color: var(--cyan); }
.kl-nav-links a:hover::after,
.kl-nav-links button:hover::after { transform: scaleX(1); }

/* Dropdown */
.kl-dropdown { position: relative; }
.kl-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: none;
  flex-direction: column;
  z-index: 200;
  padding-top: 12px;
}
/* bridge trasparente — evita il gap che rompe il hover */
.kl-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px; left: 0; right: 0;
  height: 12px;
}
.kl-dropdown:hover .kl-dropdown-menu,
.kl-dropdown-menu.open { display: flex; }
.kl-dropdown-menu a {
  font-family: var(--font-cond);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.75rem 1.2rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s, color 0.2s;
}
.kl-dropdown-menu a::after { display: none; }
.kl-dropdown-menu a:last-child { border-bottom: none; }
.kl-dropdown-menu a:hover {
  background: var(--cyan-dim);
  color: var(--cyan);
}

/* CTA button in nav */
.kl-nav-cta {
  font-family: var(--font-cond);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--cyan);
  padding: 0.45rem 1.2rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
  transition: all 0.2s;
  white-space: nowrap;
}
.kl-nav-cta:hover { background: #fff; box-shadow: 0 0 20px var(--cyan-glow); }

/* Hamburger */
.kl-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.3rem;
}
.kl-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  transition: all 0.3s;
}
.kl-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.kl-hamburger.open span:nth-child(2) { opacity: 0; }
.kl-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.kl-mobile-menu {
  display: none;
  position: fixed;
  inset: 64px 0 0 0;
  background: rgba(4,8,15,0.98);
  z-index: 99;
  padding: 2rem clamp(1.5rem,5vw,4rem);
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
  border-top: 1px solid var(--border);
}
.kl-mobile-menu.open { display: flex; }
.kl-mobile-menu a,
.kl-mobile-menu .kl-mob-section-title {
  font-family: var(--font-cond);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  display: block;
  transition: color 0.2s;
}
.kl-mobile-menu a:hover { color: var(--cyan); }
.kl-mob-section-title { color: var(--text-dim); font-size: 0.7rem; letter-spacing: 0.2em; padding-top: 1.2rem; border-bottom: none; }

/* ── Page hero (sub-pages) ──────────────────────────────────────────────── */
.kl-page-hero {
  position: relative;
  padding: 9rem clamp(1.5rem,6vw,6rem) 5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}
.kl-page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.kl-page-hero-scan {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.kl-page-hero-scan::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,229,255,0.5), transparent);
  animation: scanline 8s linear infinite;
  top: -1px;
}
@keyframes scanline {
  0%   { top: -1px; opacity: 1; }
  90%  { opacity: 0.4; }
  100% { top: 100%; opacity: 0; }
}
.kl-page-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

/* ── Common section styles ──────────────────────────────────────────────── */
section { position: relative; z-index: 1; }

.kl-section {
  padding: 6rem 0;
}
.kl-section--alt {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.kl-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem,5vw,4rem);
}

.section-label {
  font-family: var(--font-cond);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--cyan);
  flex-shrink: 0;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem,4vw,3rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: #fff;
  margin-bottom: 1.2rem;
}
.section-title span { color: var(--cyan); }
.section-desc {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(216,238,248,0.6);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn-primary {
  font-family: var(--font-cond);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--cyan);
  padding: 0.9rem 2rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
  transition: all 0.25s;
  display: inline-block;
}
.btn-primary:hover {
  background: #fff;
  box-shadow: 0 0 30px var(--cyan-glow);
  transform: translateY(-2px);
}
.btn-secondary {
  font-family: var(--font-cond);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  background: transparent;
  padding: 0.9rem 2rem;
  border: 1px solid var(--border);
  cursor: pointer;
  text-decoration: none;
  clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
  transition: all 0.25s;
  display: inline-block;
}
.btn-secondary:hover {
  background: var(--cyan-dim);
  border-color: var(--cyan);
  transform: translateY(-2px);
}
.btn-row { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Cards ──────────────────────────────────────────────────────────────── */
.kl-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 3rem;
}
.kl-card {
  background: var(--bg2);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}
.kl-card:hover { background: var(--bg3); }
.kl-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}
.kl-card:hover::before { transform: scaleX(1); }
.kl-card-icon { font-size: 1.8rem; margin-bottom: 1rem; display: block; }
.kl-card-title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
  margin-bottom: 0.5rem;
}
.kl-card-desc {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Feature list (✔ items) */
.kl-features {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-top: 2rem;
}
.kl-feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--border);
  background: var(--cyan-dim);
  transition: border-color 0.3s;
}
.kl-feature:hover { border-color: rgba(0,229,255,0.4); }
.kl-feature-bullet {
  width: 6px; height: 6px;
  background: var(--cyan);
  flex-shrink: 0;
  margin-top: 0.55rem;
  box-shadow: 0 0 6px var(--cyan);
}
.kl-feature-text strong {
  font-family: var(--font-cond);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #fff;
  display: block;
}
.kl-feature-text span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Tags */
.kl-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 1rem; }
.kl-tag {
  font-family: var(--font-cond);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid var(--border);
  padding: 0.25rem 0.6rem;
  background: var(--cyan-dim);
}

/* Compliance badges */
.kl-badges { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.5rem; }
.kl-badge {
  font-family: var(--font-cond);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.4rem 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.kl-badge::before { content: '✓'; color: var(--cyan); }

/* Corner accents */
.corner-accent {
  position: absolute;
  width: 16px; height: 16px;
  border-color: var(--cyan);
  border-style: solid;
  opacity: 0.4;
}
.corner-tl { top: 0; left: 0; border-width: 1px 0 0 1px; }
.corner-tr { top: 0; right: 0; border-width: 1px 1px 0 0; }
.corner-bl { bottom: 0; left: 0; border-width: 0 0 1px 1px; }
.corner-br { bottom: 0; right: 0; border-width: 0 1px 1px 0; }

/* Info box (page-level feature grid) */
.kl-infobox {
  border: 1px solid var(--border);
  background: var(--bg3);
  padding: 2rem;
  position: relative;
}

/* Page-level two-col layout */
.kl-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.kl-two-col--center { align-items: center; }

/* ── Contact form ───────────────────────────────────────────────────────── */
.kl-form {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 2.5rem;
  position: relative;
}
.kl-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.kl-form input:not([type="checkbox"]),
.kl-form select,
.kl-form textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.2s;
}
.kl-form input::placeholder,
.kl-form textarea::placeholder { color: var(--text-muted); }
.kl-form input:focus,
.kl-form select:focus,
.kl-form textarea:focus { border-color: rgba(0,229,255,0.5); }
.kl-form select {
  background: #000 !important;
  color: #fff !important;
}
.kl-form select option {
  background: #000;
  color: #fff;
}
.kl-form-privacy {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-top: 0.5rem;
}
.kl-form-privacy a { color: var(--cyan); text-decoration: none; }
.kl-form-privacy a:hover { text-decoration: underline; }
.kl-form-privacy input[type="checkbox"] { margin-top: 3px; accent-color: var(--cyan); flex-shrink: 0; }
.kl-form-note {
  font-family: var(--font-cond);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 1rem;
}

/* ── CTA strip ──────────────────────────────────────────────────────────── */
.kl-cta {
  padding: 7rem 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.kl-cta-ghost {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-family: var(--font-head);
  font-size: 18vw;
  font-weight: 700;
  color: rgba(0,229,255,0.015);
  letter-spacing: 0.1em;
  pointer-events: none;
  white-space: nowrap;
  user-select: none;
}
.kl-cta-inner { position: relative; z-index: 1; }
.kl-cta-title {
  font-family: var(--font-head);
  font-size: clamp(2rem,4vw,3.2rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
  line-height: 1.1;
}
.kl-cta-title span { color: var(--cyan); }
.kl-cta-desc {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

/* ── Legal / prose ──────────────────────────────────────────────────────── */
.kl-prose {
  font-size: 0.95rem;
  color: rgba(216,238,248,0.7);
  line-height: 1.9;
  max-width: 760px;
}
.kl-prose h2 {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 600;
  color: #fff;
  margin: 2rem 0 0.5rem;
  letter-spacing: 0.03em;
}
.kl-prose h3 {
  font-family: var(--font-cond);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 1.5rem 0 0.4rem;
}
.kl-prose p { margin-bottom: 1rem; }
.kl-prose ul { list-style: none; padding: 0; margin-bottom: 1rem; }
.kl-prose ul li { padding: 0.3rem 0 0.3rem 1.4rem; position: relative; }
.kl-prose ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.75rem;
  width: 5px; height: 5px;
  background: var(--cyan);
  box-shadow: 0 0 4px var(--cyan);
}
.kl-prose a { color: var(--cyan); text-decoration: none; }
.kl-prose a:hover { text-decoration: underline; }

/* ── Footer ─────────────────────────────────────────────────────────────── */
.kl-footer {
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.kl-inner.kl-footer-inner {
  max-width: 700px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
  gap: 0;
}
.kl-footer-info-top {
  font-family: var(--font-cond);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  line-height: 2;
  margin-bottom: 2rem;
}
.kl-footer-info-top strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cyan);
  margin-bottom: 0.4rem;
}
.kl-footer-info-top a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.kl-footer-info-top a:hover { color: var(--cyan); }
.kl-footer-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}
.kl-footer-logo-wrap img {
  width: 300px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(255,107,53,0.45)) drop-shadow(0 0 5px rgba(0,100,255,0.4));
}
.kl-footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.4rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-cond);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}
.kl-footer-legal { display: flex; gap: 1.2rem; }
.kl-footer-legal a { color: var(--text-dim); text-decoration: none; transition: color 0.2s; }
.kl-footer-legal a:hover { color: var(--text-muted); }

/* ── Cookie banner ──────────────────────────────────────────────────────── */
#cookie-banner {
  position: fixed;
  inset-x: 0; bottom: 0;
  z-index: 500;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: none;
}
.cookie-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.2rem clamp(1.5rem,5vw,4rem);
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.cookie-text {
  flex: 1;
  font-size: 0.82rem;
  color: var(--text-muted);
  min-width: 200px;
}
.cookie-text a { color: var(--cyan); text-decoration: none; }
.cookie-text a:hover { text-decoration: underline; }
.cookie-actions { display: flex; gap: 0.6rem; flex-shrink: 0; }

/* ── Scroll reveal ──────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }
.reveal-d4 { transition-delay: 0.4s; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .kl-nav-links { display: none; }
  .kl-nav-cta   { display: none; }
  .kl-hamburger  { display: flex; }
  .kl-two-col    { grid-template-columns: 1fr; gap: 2.5rem; }
  .kl-cards      { grid-template-columns: 1fr 1fr; }
  .kl-footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .kl-cards        { grid-template-columns: 1fr; }
  .kl-form-grid    { grid-template-columns: 1fr; }
  .kl-footer-grid  { grid-template-columns: 1fr; }
  .kl-footer-bottom{ flex-direction: column; align-items: flex-start; }
}

/* ── Shared JS bootstrap (inline at bottom of every page) ───────────────── */
/* See: assets/js/kleis-dark.js */