/* =============================================================
   DRIN PRO — Unified Cloud Communication
   Foglio di stile principale
   Palette estratta dal logo ufficiale DRIN PRO Cloud
   ============================================================= */

/* ---------- 1. Design tokens ---------- */
:root {
  /* Brand palette — estratta dal logo DRINPRO-CLOUD-LOGO.png */
  --drin-blue:        #0090F0;   /* Colore principale del logo (~40%) */
  --drin-blue-dark:   #006FB3;   /* Variante più scura per hover/contrast */
  --drin-blue-deep:   #004A7C;   /* Blu profondo per sezioni scure */
  --drin-blue-night:  #022845;   /* Blu notte per hero / footer */
  --drin-blue-mist:   #E6F4FC;   /* Azzurro nebbia per sfondi chiari */
  --drin-blue-tint:   #F4FAFE;   /* Tinta molto chiara */
  --drin-cyan:        #00C0E0;   /* Ciano accent (dal rollup) */
  --drin-cyan-light:  #6FD9EB;
  --drin-ink:         #1A2B3C;   /* Testo principale */
  --drin-ink-soft:    #4A5B6C;   /* Testo secondario */
  --drin-muted:       #6B7C8C;   /* Testo muted */
  --drin-line:        #DCE5EE;   /* Bordi */
  --drin-bg:          #FFFFFF;
  --drin-bg-alt:      #F7FAFD;
  --drin-success:     #10B981;
  --drin-warning:     #F59E0B;
  --drin-danger:      #EF4444;

  /* Tipografia */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Layout */
  --container: 1200px;
  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 16px;
  --radius-xl: 22px;

  /* Ombre */
  --shadow-sm: 0 1px 2px rgba(2, 40, 69, 0.06), 0 1px 3px rgba(2, 40, 69, 0.04);
  --shadow:    0 4px 12px rgba(2, 40, 69, 0.08), 0 2px 4px rgba(2, 40, 69, 0.04);
  --shadow-lg: 0 12px 32px rgba(2, 40, 69, 0.12), 0 4px 8px rgba(2, 40, 69, 0.06);
  --shadow-xl: 0 24px 56px rgba(2, 40, 69, 0.18), 0 8px 16px rgba(2, 40, 69, 0.08);

  /* Transizioni */
  --t-fast: 150ms ease;
  --t:      250ms ease;
  --t-slow: 400ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 2. Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--drin-ink);
  background: var(--drin-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img, svg, video { max-width: 100%; display: block; height: auto; }
a { color: var(--drin-blue); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--drin-blue-dark); }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
hr { border: none; border-top: 1px solid var(--drin-line); }

main { flex: 1 0 auto; }

/* ---------- 3. Tipografia ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--drin-ink);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h2 { font-size: clamp(1.625rem, 3.2vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }
p  { color: var(--drin-ink-soft); }
.lead { font-size: 1.125rem; line-height: 1.7; color: var(--drin-ink-soft); }

/* ---------- 4. Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}
.section { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }
.section-lg { padding: 7rem 0; }
.bg-alt { background: var(--drin-bg-alt); }
.bg-mist { background: var(--drin-blue-mist); }
.bg-tint { background: var(--drin-blue-tint); }
.text-center { text-align: center; }
.text-muted { color: var(--drin-muted); }
.text-white { color: #fff; }
.text-balance { text-wrap: balance; }
.text-pretty { text-wrap: pretty; }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- 5. Eyebrow & section header ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--drin-blue);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: var(--drin-blue);
}
.eyebrow.center::after {
  content: "";
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: var(--drin-blue);
}
.section-header { max-width: 720px; margin-bottom: 3rem; }
.section-header.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-header p { margin-top: 1rem; font-size: 1.0625rem; line-height: 1.7; }

/* ---------- 6. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--t-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn svg { width: 1rem; height: 1rem; }
.btn-primary {
  background: var(--drin-blue);
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 144, 240, 0.25);
}
.btn-primary:hover { background: var(--drin-blue-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(0, 144, 240, 0.35); }
.btn-secondary {
  background: var(--drin-blue-night);
  color: #fff;
}
.btn-secondary:hover { background: var(--drin-blue-deep); color: #fff; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--drin-blue-night);
  border-color: var(--drin-line);
}
.btn-outline:hover { border-color: var(--drin-blue); color: var(--drin-blue); }
.btn-ghost { background: transparent; color: var(--drin-ink); }
.btn-ghost:hover { background: var(--drin-blue-mist); color: var(--drin-blue); }
.btn-white {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}
.btn-white:hover { background: rgba(255,255,255,0.18); color: #fff; }
.btn-lg { padding: 0.9375rem 2rem; font-size: 1rem; }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.8125rem; }
.btn-block { display: flex; width: 100%; }

/* ---------- 7. Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--t);
}
.site-header.scrolled {
  border-bottom-color: var(--drin-line);
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.site-logo img { height: 44px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 0.25rem; }
.site-nav a {
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--drin-ink-soft);
  border-radius: var(--radius-sm);
  transition: all var(--t-fast);
}
.site-nav a:hover { background: var(--drin-blue-mist); color: var(--drin-blue); }
.header-cta { display: flex; align-items: center; gap: 0.5rem; }
.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--drin-ink);
}
.menu-toggle:hover { background: var(--drin-blue-mist); }

/* Language switcher (top-right header) */
.lang-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-right: 0.5rem;
}
.lang-current {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.4375rem 0.75rem;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--drin-ink);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all var(--t-fast);
}
.lang-current:hover {
  border-color: var(--drin-blue);
  color: var(--drin-blue);
  background: var(--drin-blue-mist);
}
.lang-current svg { transition: transform var(--t-fast); }
.lang-switcher:hover .lang-current svg,
.lang-switcher:focus-within .lang-current svg { transform: rotate(180deg); }
.lang-code {
  display: inline-block;
  min-width: 24px;
  text-align: center;
}
.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 180px;
  background: #fff;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 0.375rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all var(--t);
  z-index: 120;
}
.lang-switcher:hover .lang-menu,
.lang-switcher:focus-within .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-menu a {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--drin-ink);
  text-decoration: none;
  transition: all var(--t-fast);
}
.lang-menu a:hover {
  background: var(--drin-blue-mist);
  color: var(--drin-blue);
}
.lang-menu a.active {
  background: var(--drin-blue);
  color: #fff;
  font-weight: 600;
}
.lang-menu a .lang-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 22px;
  background: var(--drin-blue-mist);
  color: var(--drin-blue);
  border-radius: 4px;
  font-size: 0.6875rem;
  font-weight: 700;
}
.lang-menu a.active .lang-code {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}
@media (max-width: 980px) {
  .lang-switcher { margin-right: 0.25rem; }
}
@media (max-width: 560px) {
  .lang-current { padding: 0.375rem 0.5rem; }
  .lang-current span:not(.lang-code) { display: none; }
}

@media (max-width: 980px) {
  .site-nav { display: none; }
  .menu-toggle { display: inline-flex; }
}

/* Nav dropdown (Intelligenza AI) */
.nav-dropdown { position: relative; }
.nav-trigger {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem; font-weight: 500;
  color: var(--drin-ink-soft);
  border-radius: var(--radius-sm);
  transition: all var(--t-fast);
}
.nav-trigger:hover { background: var(--drin-blue-mist); color: var(--drin-blue); }
.nav-dropdown.active .nav-trigger { color: var(--drin-blue); background: var(--drin-blue-mist); }
.nav-dropdown.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: var(--drin-blue);
}
.nav-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 260px;
  background: #fff;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 0.5rem;
  opacity: 0; visibility: hidden;
  transform: translateY(-6px);
  transition: all var(--t);
  z-index: 110;
}
.nav-dropdown:hover .nav-menu,
.nav-dropdown:focus-within .nav-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.nav-menu a {
  display: block;
  padding: 0.625rem 0.75rem;
  font-size: 0.875rem; font-weight: 500;
  color: var(--drin-ink);
  border-radius: var(--radius-sm);
  transition: all var(--t-fast);
}
.nav-menu a:hover { background: var(--drin-blue-mist); color: var(--drin-blue); }
.nav-menu a::before {
  content: "→ "; color: var(--drin-blue); font-weight: 700;
}

/* Mobile menu labels */
.mobile-menu a.mobile-section-label {
  font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--drin-blue); padding: 1rem 0.5rem 0.25rem;
  border-bottom: none;
}
.mobile-menu a.mobile-sub {
  font-size: 0.875rem; padding-left: 1.25rem; color: var(--drin-ink-soft);
}

/* Footer reference (Massimiliano Sartini) */
.footer-reference {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.ref-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  flex-wrap: wrap;
}
.ref-photo {
  width: 64px; height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(0, 192, 224, 0.4);
  flex-shrink: 0;
}
.ref-info { flex: 1; min-width: 220px; }
.ref-name {
  font-size: 1rem; font-weight: 700; color: #fff;
}
.ref-role {
  font-size: 0.75rem; color: rgba(255,255,255,0.6);
  margin-top: 0.125rem; margin-bottom: 0.5rem;
}
.ref-contacts {
  display: flex; flex-wrap: wrap; gap: 1rem;
}
.ref-contacts a {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-size: 0.8125rem; color: rgba(255,255,255,0.85);
  transition: color var(--t-fast);
}
.ref-contacts a:hover { color: var(--drin-cyan-light); }
.ref-contacts svg { color: var(--drin-cyan); flex-shrink: 0; }
@media (max-width: 560px) {
  .ref-card { flex-direction: column; text-align: center; }
  .ref-contacts { justify-content: center; }
}
/* Mobile menu */
.mobile-menu {
  display: none;
  background: #fff;
  border-top: 1px solid var(--drin-line);
  padding: 1rem 1.25rem;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 0.75rem 0.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--drin-ink);
  border-bottom: 1px solid var(--drin-blue-mist);
}
.mobile-menu a:last-of-type { border-bottom: none; }
.mobile-menu .mobile-cta { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 1rem; }

/* =============================================================
   FULL-SCREEN HERO SLIDER
   Slider a tutto schermo per la home page
   ============================================================= */
.hero-slider {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 620px;
  max-height: 900px;
  overflow: hidden;
  background: var(--drin-blue-night);
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.1s ease-in-out, visibility 1.1s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}
.hero-slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
  filter: brightness(0.45);
}
.hero-slide.active .hero-slide-bg {
  transform: scale(1.12);
}
.hero-slide-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(2, 40, 69, 0.92) 0%, rgba(0, 74, 124, 0.78) 60%, rgba(0, 144, 240, 0.55) 100%);
}
.hero-slide-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  padding: 0 1.5rem;
  text-align: center;
  color: #fff;
  transform: translateY(20px);
  opacity: 0;
  transition: opacity 0.8s ease 0.3s, transform 0.8s ease 0.3s;
}
.hero-slide.active .hero-slide-content {
  transform: translateY(0);
  opacity: 1;
}
.hero-slide-eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.375rem 1rem;
  background: rgba(0, 192, 224, 0.15);
  border: 1px solid rgba(0, 192, 224, 0.35);
  border-radius: 999px;
  font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--drin-cyan-light);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}
.hero-slide-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--drin-cyan); box-shadow: 0 0 12px var(--drin-cyan); }
.hero-slide h1 {
  color: #fff;
  font-size: clamp(2rem, 5.5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 30px rgba(0,0,0,0.5);
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
}
.hero-slide h1 .accent {
  background: linear-gradient(90deg, var(--drin-cyan-light) 0%, var(--drin-cyan) 60%, var(--drin-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-slide p {
  color: rgba(255, 255, 255, 0.85);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto 2rem;
}
.hero-slide-cta {
  display: inline-flex; flex-wrap: wrap; gap: 0.75rem;
  justify-content: center;
}
.hero-slide-cta .btn { padding: 0.9375rem 2rem; font-size: 1rem; }

/* Slider controls */
.slider-controls {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.slider-dots {
  display: flex;
  gap: 0.5rem;
}
.slider-dot {
  width: 32px; height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all var(--t);
  border: none;
  padding: 0;
}
.slider-dot.active {
  background: var(--drin-cyan);
  width: 48px;
  box-shadow: 0 0 12px rgba(0, 192, 224, 0.6);
}
.slider-dot:hover { background: rgba(255, 255, 255, 0.5); }
.slider-arrows {
  display: flex;
  gap: 0.5rem;
}
.slider-arrow {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--t-fast);
}
.slider-arrow:hover {
  background: var(--drin-cyan);
  color: var(--drin-blue-night);
  border-color: var(--drin-cyan);
}
.slider-arrow svg { width: 18px; height: 18px; }

/* Slide counter */
.slider-counter {
  position: absolute;
  top: 50%;
  right: 2rem;
  transform: translateY(-50%) rotate(90deg);
  transform-origin: right center;
  z-index: 10;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-mono);
}
.slider-counter .current { color: var(--drin-cyan-light); font-size: 1.125rem; }
.slider-counter .sep { margin: 0 0.5rem; color: rgba(255, 255, 255, 0.3); }
@media (max-width: 768px) {
  .slider-counter { display: none; }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: none;
}
@media (max-width: 768px) {
  .slider-controls {
    bottom: 1.5rem;
    flex-direction: column;
    gap: 0.75rem;
  }
  .hero-slide-cta .btn { padding: 0.75rem 1.25rem; font-size: 0.9375rem; }
}

/* Ken Burns effect on active slide */
@keyframes kenBurns {
  0%   { transform: scale(1.05) translate(0, 0); }
  50%  { transform: scale(1.15) translate(-2%, -1%); }
  100% { transform: scale(1.05) translate(0, 0); }
}
.hero-slide.active .hero-slide-bg {
  animation: kenBurns 20s ease-in-out infinite;
}

/* Floating CTA badge on top-right of slider */
.slider-top-cta {
  position: absolute;
  top: 6rem;
  right: 2rem;
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
@media (max-width: 980px) { .slider-top-cta { display: none; } }
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--drin-blue-night) 0%, var(--drin-blue-deep) 60%, var(--drin-blue-dark) 100%);
  color: #fff;
  overflow: hidden;
  padding: 5rem 0 6rem;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 192, 224, 0.35) 0%, transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(0, 144, 240, 0.45) 0%, transparent 55%),
    radial-gradient(circle at 50% 90%, rgba(0, 74, 124, 0.6) 0%, transparent 60%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; } }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  font-size: 0.8125rem; font-weight: 500;
  color: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  margin-bottom: 1.5rem;
}
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--drin-cyan); }
.hero h1 { color: #fff; margin-bottom: 1.25rem; }
.hero h1 .accent {
  background: linear-gradient(90deg, var(--drin-cyan-light) 0%, var(--drin-cyan) 60%, var(--drin-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero p { color: rgba(255,255,255,0.78); font-size: 1.125rem; line-height: 1.7; max-width: 560px; }
.hero-highlights {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.625rem;
  margin: 1.75rem 0;
  max-width: 560px;
}
.hero-highlights li {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.9375rem; color: rgba(255,255,255,0.88);
}
.hero-highlights svg { width: 1.125rem; height: 1.125rem; color: var(--drin-cyan); flex-shrink: 0; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2rem; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.hero-trust div {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.875rem; color: rgba(255,255,255,0.7);
}
.hero-trust svg { width: 1rem; height: 1rem; color: var(--drin-cyan); }

/* ---------- 9. Hero console mockup ---------- */
.hero-console { position: relative; }
.console-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  color: var(--drin-ink);
}
.console-chrome {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: #F1F5F9;
  border-bottom: 1px solid #E2E8F0;
}
.console-chrome .dots { display: flex; gap: 6px; }
.console-chrome .dots span { width: 11px; height: 11px; border-radius: 50%; }
.console-chrome .dots span:nth-child(1) { background: #EF4444; }
.console-chrome .dots span:nth-child(2) { background: #F59E0B; }
.console-chrome .dots span:nth-child(3) { background: #10B981; }
.console-chrome .url { font-size: 0.75rem; color: #64748B; font-family: var(--font-mono); margin-left: 0.5rem; }
.console-body { display: grid; grid-template-columns: 28% 72%; min-height: 320px; }
.console-side {
  background: #F8FAFC;
  border-right: 1px solid #E2E8F0;
  padding: 0.75rem;
}
.console-side .item {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 0.5rem;
  font-size: 0.75rem; font-weight: 500;
  color: #64748B;
  border-radius: 6px;
  margin-bottom: 2px;
}
.console-side .item.active { background: rgba(0,144,240,0.12); color: var(--drin-blue); }
.console-side .item .pip { width: 6px; height: 6px; border-radius: 50%; background: #CBD5E1; }
.console-side .item.active .pip { background: var(--drin-blue); }
.console-main { padding: 1rem; }
.console-main h4 { font-size: 0.875rem; color: var(--drin-ink); margin-bottom: 0.125rem; }
.console-main .meta { font-size: 0.6875rem; color: #94A3B8; margin-bottom: 0.75rem; }
.console-calls { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.console-call {
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 0.625rem;
  background: #fff;
}
.console-call .top { display: flex; align-items: center; gap: 0.5rem; }
.console-call .avatar {
  position: relative;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: #F1F5F9;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.625rem; font-weight: 700; color: #475569;
}
.console-call .avatar .status {
  position: absolute; right: -2px; bottom: -2px;
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 2px solid #fff;
}
.console-call .name { font-size: 0.75rem; font-weight: 600; color: var(--drin-ink); line-height: 1.1; }
.console-call .ext { font-size: 0.625rem; color: #94A3B8; }
.console-call .pill {
  display: inline-block;
  margin-top: 0.375rem;
  padding: 0.125rem 0.375rem;
  font-size: 0.5625rem; font-weight: 500;
  background: #F8FAFC;
  color: #64748B;
  border-radius: 4px;
}
.console-footer {
  margin-top: 0.75rem;
  background: var(--drin-blue-night);
  color: #fff;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.6875rem;
}
.console-footer .actions { display: flex; gap: 0.375rem; }
.console-footer .actions .btn-reject { background: #EF4444; padding: 0.125rem 0.5rem; border-radius: 4px; font-weight: 600; font-size: 0.625rem; }
.console-footer .actions .btn-answer { background: var(--drin-cyan); padding: 0.125rem 0.5rem; border-radius: 4px; font-weight: 600; color: #022845; font-size: 0.625rem; }
.console-float {
  position: absolute;
  background: #fff;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius);
  padding: 0.625rem 0.875rem;
  box-shadow: var(--shadow-lg);
  font-size: 0.75rem;
}
.console-float.live { top: 1.5rem; left: -1rem; transform: rotate(-4deg); display: flex; align-items: center; gap: 0.5rem; font-weight: 600; color: var(--drin-ink); }
.console-float.live .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--drin-cyan); box-shadow: 0 0 0 0 rgba(0, 192, 224, 0.6); animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 192, 224, 0.6); }
  70% { box-shadow: 0 0 0 12px rgba(0, 192, 224, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 192, 224, 0); }
}
.console-float.kpi { bottom: -1.25rem; right: -0.75rem; transform: rotate(3deg); }
.console-float.kpi .label { font-size: 0.625rem; color: var(--drin-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.console-float.kpi .value { font-size: 1.5rem; font-weight: 700; color: var(--drin-blue-night); line-height: 1; margin-top: 0.125rem; }
.console-float.kpi .delta { font-size: 0.625rem; color: var(--drin-success); font-weight: 600; }
@media (max-width: 640px) {
  .console-float.live, .console-float.kpi { display: none; }
}

/* ---------- 10. Cards ---------- */
.card {
  background: #fff;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--t);
}
.card-hover:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 144, 240, 0.35);
  box-shadow: var(--shadow-lg);
}
.card-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: var(--radius);
  background: var(--drin-blue-mist);
  color: var(--drin-blue);
  margin-bottom: 1rem;
}
.card-icon svg { width: 22px; height: 22px; }
.card-icon.solid { background: var(--drin-blue-night); color: #fff; }
.card-icon.accent { background: var(--drin-cyan); color: var(--drin-blue-night); }
.card-icon.green { background: #ECFDF5; color: #059669; }
.card-icon.amber { background: #FFFBEB; color: #D97706; }
.card-icon.rose { background: #FFF1F2; color: #E11D48; }
.card-icon.sky { background: #E0F2FE; color: #0284C7; }
.card h3 { font-size: 1.125rem; margin-bottom: 0.5rem; }
.card p { font-size: 0.9375rem; line-height: 1.6; }

/* Feature list inside cards */
.feature-list { display: grid; grid-template-columns: 1fr; gap: 0.5rem; margin-top: 1rem; }
.feature-list li {
  display: flex; align-items: flex-start; gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--drin-ink-soft);
}
.feature-list svg { width: 1rem; height: 1rem; color: var(--drin-blue); flex-shrink: 0; margin-top: 0.125rem; }
.feature-list.check-cyan svg { color: var(--drin-cyan); }

/* ---------- 11. Tabs ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.tab-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--drin-line);
  border-radius: 999px;
  font-size: 0.875rem; font-weight: 500;
  color: var(--drin-ink-soft);
  background: #fff;
  transition: all var(--t-fast);
}
.tab-btn:hover { border-color: rgba(0, 144, 240, 0.4); color: var(--drin-blue); }
.tab-btn.active {
  background: var(--drin-blue-night);
  border-color: var(--drin-blue-night);
  color: #fff;
}
.tab-btn svg { width: 1rem; height: 1rem; }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- 12. Image figure (slide) ---------- */
.figure {
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
}
.figure img { width: 100%; display: block; }
.figure figcaption {
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  color: var(--drin-muted);
  background: var(--drin-bg-alt);
  border-top: 1px solid var(--drin-line);
}

/* ---------- 13. Plans / pricing ---------- */
.billing-toggle {
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 0.5rem 0.875rem;
  background: #fff;
  border: 1px solid var(--drin-line);
  border-radius: 999px;
  margin: 0 auto 3rem;
}
.billing-toggle label { font-size: 0.875rem; font-weight: 500; color: var(--drin-muted); cursor: pointer; transition: color var(--t-fast); }
.billing-toggle label.active { color: var(--drin-blue-night); }
.billing-toggle .switch { position: relative; width: 44px; height: 24px; }
.billing-toggle .switch input { opacity: 0; width: 0; height: 0; }
.billing-toggle .slider {
  position: absolute; inset: 0;
  background: var(--drin-line);
  border-radius: 999px;
  transition: var(--t);
  cursor: pointer;
}
.billing-toggle .slider::before {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  left: 3px; top: 3px;
  background: #fff;
  border-radius: 50%;
  transition: var(--t);
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.billing-toggle .switch input:checked + .slider { background: var(--drin-blue); }
.billing-toggle .switch input:checked + .slider::before { transform: translateX(20px); }
.billing-toggle .save {
  font-size: 0.6875rem; font-weight: 700;
  background: rgba(0, 192, 224, 0.15);
  color: var(--drin-blue-deep);
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
}
.toggle-wrap { display: flex; justify-content: center; }

.plans-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
@media (max-width: 980px) { .plans-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .plans-grid { grid-template-columns: 1fr; } }

.plan-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex; flex-direction: column;
  transition: all var(--t);
}
.plan-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.plan-card.popular {
  border-color: var(--drin-blue);
  box-shadow: var(--shadow-lg);
  border-width: 1.5px;
}
.plan-card .ribbon {
  position: absolute;
  top: -0.75rem; left: 50%;
  transform: translateX(-50%);
  background: var(--drin-blue);
  color: #fff;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.625rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  display: inline-flex; align-items: center; gap: 0.25rem;
  white-space: nowrap;
}
.plan-card h3 { font-size: 1.25rem; color: var(--drin-blue-night); }
.plan-card .tagline { font-size: 0.8125rem; color: var(--drin-muted); margin-top: 0.25rem; min-height: 2.5em; }
.plan-price { margin: 1rem 0 0.25rem; display: flex; align-items: baseline; gap: 0.25rem; }
.plan-price .amount { font-size: 2.25rem; font-weight: 700; color: var(--drin-blue-night); line-height: 1; }
.plan-price .period { font-size: 0.875rem; color: var(--drin-muted); }
.plan-billing-note { font-size: 0.6875rem; color: var(--drin-muted); margin-bottom: 1rem; }
.plan-specs { border-top: 1px solid var(--drin-line); border-bottom: 1px solid var(--drin-line); padding: 0.875rem 0; margin: 0.75rem 0 1rem; }
.plan-specs div { display: flex; justify-content: space-between; font-size: 0.8125rem; padding: 0.25rem 0; }
.plan-specs div span:first-child { color: var(--drin-muted); }
.plan-specs div span:last-child { font-weight: 600; color: var(--drin-ink); }
.plan-card .btn { width: 100%; }
.plan-card .note { text-align: center; font-size: 0.6875rem; color: var(--drin-muted); margin-top: 0.75rem; }

/* Comparison table */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-lg);
  margin-top: 3rem;
  -webkit-overflow-scrolling: touch;
}
.comparison-table { width: 100%; border-collapse: collapse; min-width: 720px; }
.comparison-table thead { background: var(--drin-blue-night); }
.comparison-table th {
  padding: 1rem;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
  color: #fff;
  text-align: center;
}
.comparison-table th:first-child { text-align: left; }
.comparison-table td {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  color: var(--drin-ink-soft);
  border-bottom: 1px solid var(--drin-line);
  text-align: center;
}
.comparison-table td:first-child { text-align: left; color: var(--drin-ink); font-weight: 500; }
.comparison-table tbody tr:nth-child(even) { background: var(--drin-bg-alt); }
.comparison-table .check { color: var(--drin-blue); }
.comparison-table .minus { color: var(--drin-line); }
.comparison-table .optional-tag {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 0.5625rem; font-weight: 700;
  padding: 0.0625rem 0.375rem;
  background: #FEF3C7; color: #92400E;
  border-radius: 4px;
  text-transform: uppercase;
  vertical-align: middle;
}

/* Plan cards Enterprise/Ultimate */
.plan-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-top: 1.5rem; }
@media (max-width: 768px) { .plan-duo { grid-template-columns: 1fr; } }
.plan-duo .plan-card { padding: 1.75rem; }
.plan-duo .plan-card.dark {
  background: linear-gradient(135deg, var(--drin-blue-night) 0%, var(--drin-blue-deep) 100%);
  color: #fff;
  border: 1px solid var(--drin-blue);
  position: relative; overflow: hidden;
}
.plan-duo .plan-card.dark::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(0,192,224,0.25) 0%, transparent 50%);
  pointer-events: none;
}
.plan-duo .plan-card.dark h3, .plan-duo .plan-card.dark .feature-list li { color: #fff; }
.plan-duo .plan-card.dark .feature-list svg { color: var(--drin-cyan); }

/* ---------- 14. Stats ribbon ---------- */
.stats-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
  margin-top: 2rem;
}
@media (max-width: 640px) { .stats-ribbon { grid-template-columns: repeat(2, 1fr); } }
.stat-item .value { font-size: 2rem; font-weight: 700; color: var(--drin-cyan-light); line-height: 1; }
.stat-item .label { font-size: 0.75rem; color: rgba(255,255,255,0.7); margin-top: 0.375rem; line-height: 1.4; }

/* ---------- 15. GREEN callout ---------- */
.green-callout {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.5rem;
  border: 1px solid #A7F3D0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #ECFDF5 0%, #fff 100%);
  margin-top: 2rem;
}
.green-callout .icon {
  width: 48px; height: 48px;
  border-radius: var(--radius);
  background: #10B981;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.green-callout .icon svg { width: 24px; height: 24px; }
.green-callout h3 { color: #064E3B; font-size: 1.125rem; }
.green-callout .badge {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 0.625rem; font-weight: 700;
  background: #D1FAE5; color: #065F46;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  text-transform: uppercase; letter-spacing: 0.08em;
  vertical-align: middle;
}
.green-callout p { color: #065F46; font-size: 0.875rem; margin-top: 0.5rem; line-height: 1.6; }
.green-callout strong { color: #064E3B; }

/* ---------- 16. Certifications row ---------- */
.cert-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.5rem; }
.cert-chip {
  display: inline-flex; align-items: center; gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 0.75rem; font-weight: 600;
  color: var(--drin-ink);
}
.cert-chip svg { width: 0.875rem; height: 0.875rem; color: var(--drin-blue); }

/* ---------- 17. Topology box ---------- */
.topology {
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-lg);
  background: #fff;
  padding: 1.5rem;
  margin-top: 1rem;
}
.topology .row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }
.topology .cell { background: var(--drin-blue-mist); padding: 0.75rem; border-radius: var(--radius-sm); text-align: center; }
.topology .cell .k { font-size: 0.625rem; color: var(--drin-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.topology .cell .v { font-size: 0.9375rem; font-weight: 700; color: var(--drin-blue-night); margin-top: 0.25rem; }
.topology .uptime {
  margin-top: 0.75rem;
  display: flex; justify-content: space-between; align-items: center;
  background: var(--drin-blue-night); color: #fff;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
}
.topology .uptime .value { font-size: 1rem; font-weight: 700; color: var(--drin-cyan-light); }

/* ---------- 18. Forms ---------- */
.form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.form-field { margin-bottom: 1.125rem; }
.form-field label { display: block; font-size: 0.8125rem; font-weight: 600; color: var(--drin-blue-night); margin-bottom: 0.375rem; }
.form-field label .req { color: var(--drin-blue); margin-left: 0.125rem; }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 0.9375rem;
  color: var(--drin-ink);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--drin-blue);
  box-shadow: 0 0 0 3px rgba(0, 144, 240, 0.15);
}
.form-field textarea { resize: vertical; min-height: 96px; }
.form-field .error { color: var(--drin-danger); font-size: 0.75rem; margin-top: 0.25rem; display: none; }
.form-field.invalid input, .form-field.invalid select, .form-field.invalid textarea { border-color: var(--drin-danger); }
.form-field.invalid .error { display: block; }
.consent {
  display: flex; align-items: flex-start; gap: 0.625rem;
  background: var(--drin-blue-tint);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  margin: 1rem 0;
}
.consent input { margin-top: 0.1875rem; width: 16px; height: 16px; accent-color: var(--drin-blue); flex-shrink: 0; }
.consent label { font-size: 0.75rem; color: var(--drin-ink-soft); line-height: 1.5; cursor: pointer; }
.consent label a { color: var(--drin-blue); font-weight: 600; }
.form-success {
  text-align: center;
  padding: 2rem 1rem;
}
.form-success .icon {
  width: 64px; height: 64px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: rgba(0, 192, 224, 0.15);
  color: var(--drin-blue);
  display: flex; align-items: center; justify-content: center;
}
.form-success .icon svg { width: 36px; height: 36px; }
.form-success h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.form-success p { color: var(--drin-ink-soft); max-width: 28rem; margin: 0 auto; }

/* ---------- 19. CTA section ---------- */
.cta-section {
  position: relative;
  background: linear-gradient(135deg, var(--drin-blue-night) 0%, var(--drin-blue-deep) 100%);
  color: #fff;
  overflow: hidden;
  padding: 5rem 0;
}
.cta-section::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 192, 224, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 144, 240, 0.35) 0%, transparent 55%);
  pointer-events: none;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-contacts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 2rem;
}
@media (max-width: 560px) { .cta-contacts { grid-template-columns: 1fr; } }
.cta-contacts .contact-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}
.cta-contacts .contact-item .icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--drin-cyan); color: var(--drin-blue-night);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cta-contacts .contact-item .icon svg { width: 16px; height: 16px; }
.cta-contacts .contact-item .k { font-size: 0.625rem; color: rgba(255,255,255,0.55); text-transform: uppercase; letter-spacing: 0.08em; }
.cta-contacts .contact-item .v { font-size: 0.9375rem; font-weight: 600; color: #fff; }
.gdpr-note {
  display: flex; align-items: center; gap: 0.5rem;
  margin-top: 1.5rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
}
.gdpr-note svg { width: 1rem; height: 1rem; color: var(--drin-cyan); flex-shrink: 0; }

/* ---------- 20. Footer ---------- */
.site-footer {
  background: var(--drin-blue-night);
  color: rgba(255,255,255,0.7);
  padding: 3.5rem 0 1.5rem;
  margin-top: auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 3fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; gap: 2rem; } }
.footer-brand img.footer-logo { height: 48px; width: auto; margin-bottom: 1rem; }
.footer-brand p { font-size: 0.875rem; line-height: 1.6; color: rgba(255,255,255,0.65); max-width: 24rem; }

/* Footer: doppio logo DRIN PRO + Skillworks */
.footer-logo-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.footer-logo-group img.footer-logo { margin-bottom: 0; }
.footer-logo-divider {
  width: 1px;
  height: 32px;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}
.footer-logo-group img.footer-logo-skillworks {
  height: 32px;
  width: auto;
}
.footer-powered-by {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0.375rem;
}

.footer-contacts { margin-top: 1rem; }
.footer-contacts div { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; color: rgba(255,255,255,0.75); padding: 0.25rem 0; }
.footer-contacts svg { width: 1rem; height: 1rem; color: var(--drin-cyan); flex-shrink: 0; }
.footer-social { display: flex; gap: 0.5rem; margin-top: 1rem; }
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all var(--t-fast);
}
.footer-social a:hover { background: var(--drin-cyan); color: var(--drin-blue-night); border-color: var(--drin-cyan); }
.footer-social svg { width: 16px; height: 16px; }
.footer-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 768px) { .footer-cols { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .footer-cols { grid-template-columns: repeat(2, 1fr); } }
.footer-col h4 {
  font-size: 0.75rem; font-weight: 700;
  color: var(--drin-cyan-light);
  text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 1rem;
}
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a { font-size: 0.875rem; color: rgba(255,255,255,0.65); transition: color var(--t-fast); }
.footer-col ul li a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
  gap: 1rem;
}
.footer-bottom p { font-size: 0.75rem; color: rgba(255,255,255,0.5); }
.footer-badges { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.footer-badges .badge {
  display: inline-flex; align-items: center; gap: 0.25rem;
  font-size: 0.625rem; font-weight: 600;
  padding: 0.25rem 0.5rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.5);
}
.footer-badges .badge .dot { width: 6px; height: 6px; border-radius: 50%; background: #10B981; }

/* ---------- 21. Page hero (sub-pages) ---------- */
.page-hero {
  position: relative;
  background: linear-gradient(135deg, var(--drin-blue-night) 0%, var(--drin-blue-deep) 60%, var(--drin-blue-dark) 100%);
  color: #fff;
  padding: 4rem 0 4.5rem;
  overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 30%, rgba(0, 192, 224, 0.25) 0%, transparent 50%),
    radial-gradient(circle at 15% 70%, rgba(0, 144, 240, 0.25) 0%, transparent 55%);
  pointer-events: none;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .eyebrow { color: var(--drin-cyan-light); }
.page-hero .eyebrow::before { background: var(--drin-cyan); }
.page-hero h1 { color: #fff; max-width: 720px; margin-bottom: 1rem; }
.page-hero p { color: rgba(255,255,255,0.78); font-size: 1.0625rem; line-height: 1.7; max-width: 640px; }
.breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; color: rgba(255,255,255,0.6);
  margin-bottom: 1rem;
}
.breadcrumb a { color: rgba(255,255,255,0.8); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { color: rgba(255,255,255,0.4); }

/* ---------- 22. Utility ---------- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.hidden { display: none; }
.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: 999px; }

/* Two-column layout */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 2rem; } }
.two-col.reverse > :first-child { order: 2; }
@media (max-width: 900px) { .two-col.reverse > :first-child { order: 0; } }

/* Badges */
.badge-tag {
  display: inline-flex; align-items: center; gap: 0.25rem;
  font-size: 0.6875rem; font-weight: 600;
  padding: 0.1875rem 0.5rem;
  border-radius: 999px;
  background: var(--drin-blue-mist);
  color: var(--drin-blue-deep);
}
.badge-tag.green { background: #ECFDF5; color: #065F46; }
.badge-tag.amber { background: #FEF3C7; color: #92400E; }
.badge-tag.dark { background: rgba(255,255,255,0.1); color: #fff; }
.badge-tag.new {
  background: linear-gradient(90deg, var(--drin-cyan) 0%, var(--drin-blue) 100%);
  color: #fff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.badge-tag.roadmap {
  background: #FEF3C7;
  color: #92400E;
  border: 1px dashed #F59E0B;
}

/* AI model chips (provider logo style) */
.ai-models {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: 1rem;
}
.ai-model-chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius);
  background: #fff;
  font-size: 0.8125rem; font-weight: 600;
  color: var(--drin-ink);
}
.ai-model-chip .icon {
  width: 20px; height: 20px;
  background: var(--drin-blue);
  color: #fff;
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.625rem; font-weight: 700;
  flex-shrink: 0;
}
.ai-model-chip .label { font-size: 0.6875rem; color: var(--drin-muted); font-weight: 500; margin-left: 0.25rem; }

/* AI callout box (for AI pages) */
.ai-callout {
  position: relative;
  padding: 1.5rem 1.5rem 1.5rem 4rem;
  background: linear-gradient(135deg, var(--drin-blue-mist) 0%, #fff 100%);
  border: 1px solid var(--drin-line);
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
}
.ai-callout::before {
  content: "🤖";
  position: absolute;
  left: 1.25rem; top: 1.5rem;
  font-size: 1.5rem;
}
.ai-callout h4 { color: var(--drin-blue-night); margin-bottom: 0.5rem; }
.ai-callout p { font-size: 0.9375rem; color: var(--drin-ink-soft); margin: 0; }

/* Two-column with image and content (used in AI pages) */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
@media (max-width: 900px) {
  .split-section { grid-template-columns: 1fr; gap: 2rem; }
}
.split-section.reverse > :first-child { order: 2; }
@media (max-width: 900px) { .split-section.reverse > :first-child { order: 0; } }

/* Use cases grid */
.use-cases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
@media (max-width: 768px) { .use-cases { grid-template-columns: 1fr; } }
.use-case {
  padding: 1.25rem;
  border: 1px solid var(--drin-line);
  border-radius: var(--radius);
  background: #fff;
  transition: all var(--t);
}
.use-case:hover {
  border-color: var(--drin-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.use-case .icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--drin-blue-mist);
  color: var(--drin-blue);
  margin-bottom: 0.75rem;
}
.use-case .icon svg { width: 18px; height: 18px; }
.use-case h4 { font-size: 0.9375rem; color: var(--drin-blue-night); margin-bottom: 0.375rem; }
.use-case p { font-size: 0.8125rem; color: var(--drin-ink-soft); margin: 0; line-height: 1.5; }

/* Decorative section divider */
.section-divider {
  position: relative;
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--drin-blue-night) 0%, var(--drin-blue-deep) 100%);
  color: #fff;
  overflow: hidden;
}
.section-divider::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(0, 192, 224, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(0, 144, 240, 0.25) 0%, transparent 55%);
  pointer-events: none;
}
.section-divider .container { position: relative; z-index: 1; text-align: center; }
.section-divider h2 { color: #fff; max-width: 720px; margin: 0 auto 1rem; }
.section-divider p { color: rgba(255,255,255,0.78); max-width: 640px; margin: 0 auto; font-size: 1.0625rem; line-height: 1.7; }

/* Print */
@media print {
  .site-header, .site-footer, .cta-section { display: none; }
  body { color: #000; }
}

/* CTA button in nav: ensure white text on blue background */
.site-nav .btn-primary { color: #fff !important; background: var(--drin-blue); font-weight: 600; }
.site-nav .btn-primary:hover { color: #fff !important; background: var(--drin-blue-dark); }