/* =========================================================
   ERPManagement — site.css
   Modern CSS, no external dependencies
   ========================================================= */

/* ─── CSS Variables ─────────────────────────────────────── */
:root {
  --primary:        #00C9A7;
  --primary-dark:   #00A889;
  --primary-light:  #33D4B9;
  --secondary:      #5A7A9A;
  --secondary-dark: #4A6A8A;
  --accent:         #00C9A7;
  --accent-dark:    #00A889;
  --dark:           #06101E;
  --dark-alt:       #0D1F35;
  --gray-900:       #EDF2F7;
  --gray-800:       #C8D8E8;
  --gray-700:       #A0B8CC;
  --gray-600:       #7A9AB0;
  --gray:           #5A7A9A;
  --gray-400:       #3D5F7A;
  --gray-300:       #2A4560;
  --gray-200:       #1A3050;
  --gray-100:       #0D1F35;
  --light:          #0D1F35;
  --white:          #FFFFFF;

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;

  --radius-sm:  4px;
  --radius:     8px;
  --radius-md:  12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 3px rgba(15,23,42,0.08), 0 1px 2px rgba(15,23,42,0.06);
  --shadow:     0 4px 6px rgba(15,23,42,0.07), 0 2px 4px rgba(15,23,42,0.06);
  --shadow-md:  0 10px 15px rgba(15,23,42,0.08), 0 4px 6px rgba(15,23,42,0.05);
  --shadow-lg:  0 20px 25px rgba(15,23,42,0.09), 0 8px 10px rgba(15,23,42,0.04);
  --shadow-xl:  0 25px 50px rgba(15,23,42,0.15);

  --transition: 0.2s ease;
  --transition-md: 0.35s ease;

  --header-h: 68px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gray-900);
  background: var(--dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--secondary-dark); }
a:focus-visible {
  outline: 2px solid var(--secondary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--gray-900);
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

address { font-style: normal; }

/* ─── Layout ────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container { padding: 0 2rem; }
}

/* ─── Header ────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(6, 16, 30, 0.97);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}
/* backdrop-filter su pseudo-elemento evita che Safari crei un
   containing-block per i figli position:fixed (es. nav mobile) */
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: -1;
  pointer-events: none;
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: var(--header-h);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon { display: flex; align-items: center; }
.logo-text {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--gray-800);
  letter-spacing: -0.01em;
}
.logo-text strong {
  font-weight: 700;
  color: var(--primary);
}
.logo-light .logo-text { color: var(--gray-700); }
.logo-light .logo-text strong { color: var(--gray-900); }

/* Main nav — fuori dall'header nel DOM, overlay centrato su desktop */
.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 1001;
  display: flex;
  justify-content: center;
  align-items: center;
  pointer-events: none; /* trasparente ai click eccetto i link */
}
.main-nav .nav-list {
  pointer-events: auto;
}
.nav-list {
  display: flex;
  gap: 0.125rem;
  align-items: center;
}
.nav-link {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
  background: var(--gray-200);
}
.nav-link.active {
  color: var(--primary);
  background: var(--gray-200);
}
.nav-link-app {
  font-style: italic;
  opacity: 0.75;
}
.nav-link-app:hover {
  opacity: 1;
}

/* ─── Nav Dropdown ──────────────────────────────────────── */
.nav-link-apps::after {
  content: ' ▾';
  font-size: 0.65em;
  opacity: 0.6;
  vertical-align: middle;
}
.nav-item-dropdown {
  position: relative;
}
.nav-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 176px;
  background: var(--dark-alt);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  padding: 0.375rem;
  list-style: none;
  box-shadow: var(--shadow-md);
  z-index: 1010;
}
.nav-item-dropdown:hover .nav-dropdown,
.nav-item-dropdown.open .nav-dropdown {
  display: block;
}
.nav-dropdown-link {
  display: block;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius);
  white-space: nowrap;
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
}
.nav-dropdown-link:hover,
.nav-dropdown-link.active {
  color: var(--primary);
  background: var(--gray-200);
}
.nav-link-cta {
  background: var(--primary);
  color: var(--dark) !important;
  border-radius: var(--radius);
  font-weight: 600;
}
.nav-link-cta:hover {
  background: var(--primary-dark, #00a88d);
  color: var(--dark) !important;
}

/* Header CTA */
.header-cta { flex-shrink: 0; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 0.5rem;
  border-radius: var(--radius);
  margin-left: auto;
}
.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger.open .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform 0.1s;
  white-space: nowrap;
  -webkit-user-select: none;
  user-select: none;
}
.btn:active { transform: translateY(1px); }

.btn-sm { padding: 0.4rem 0.875rem; font-size: 0.875rem; }
.btn-lg { padding: 0.875rem 1.75rem; font-size: 1rem; }
.btn-full { width: 100%; }

.btn-primary {
  background: var(--primary);
  color: var(--dark);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--dark);
  box-shadow: 0 4px 12px rgba(0,201,167,0.35);
}

.btn-secondary {
  background: var(--secondary);
  color: var(--white);
  border-color: var(--secondary);
}
.btn-secondary:hover {
  background: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(90,122,154,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--gray-100);
  color: var(--primary-dark);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}

/* ─── Badges ────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}
.badge-navy   { background: rgba(0,201,167,0.12); color: var(--primary); }
.badge-blue   { background: rgba(90,122,154,0.15); color: var(--gray-800); }
.badge-green  { background: rgba(0,201,167,0.12); color: var(--accent-dark); }
.badge-orange { background: rgba(234,88,12,0.15); color: #F97316; }

/* ─── Section Base ──────────────────────────────────────── */
.section {
  padding: 5rem 0;
}
.section-white    { background: var(--dark-alt); }
.section-light    { background: var(--dark-alt); }
.section-dark-alt { background: var(--dark); }
.section-dark-alt .section-title,
.section-dark-alt h2,
.section-dark-alt h3,
.section-dark-alt p { color: var(--gray-900); }
.section-dark-alt .section-subtitle { color: var(--gray-700); }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}
.section-title {
  margin-bottom: 1rem;
}
.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray);
  line-height: 1.7;
}
.section-header .badge { margin-bottom: 1rem; }
.section-cta {
  text-align: center;
  margin-top: 2.5rem;
}

/* ─── Hero Section ──────────────────────────────────────── */
.hero {
  padding: 5rem 0 4rem;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-alt) 60%, rgba(0,201,167,0.05) 100%);
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.hero-badge { margin-bottom: 1.25rem; }
.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.text-accent { color: var(--accent-dark); }
.hero-subtitle {
  font-size: 1.125rem;
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 540px;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

/* Hero stats */
.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-200);
}
.stat-item { display: flex; flex-direction: column; }
.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.stat-label {
  font-size: 0.8125rem;
  color: var(--gray);
  margin-top: 0.125rem;
}

/* Hero dashboard visual */
.hero-visual {
  display: flex;
  justify-content: center;
}
.hero-dashboard {
  width: 100%;
  max-width: 480px;
  background: var(--dark-alt);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 60px rgba(0,0,0,0.5);
  border: 1px solid var(--gray-200);
  overflow: hidden;
}
.dashboard-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.75rem 1rem;
  background: var(--dark);
  border-bottom: 1px solid var(--gray-200);
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background: #FF5F57; }
.dot-yellow { background: #FFBD2E; }
.dot-green { background: #28CA42; }
.dashboard-title {
  font-size: 0.75rem;
  color: var(--gray);
  margin-left: 0.5rem;
}
.dashboard-body { padding: 1rem; }
.dashboard-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.dashboard-card {
  background: var(--dark);
  border-radius: var(--radius);
  padding: 0.75rem;
  border: 1px solid var(--gray-300);
}
.dc-label { font-size: 0.6875rem; color: var(--gray); margin-bottom: 0.25rem; }
.dc-value { font-size: 1.25rem; font-weight: 700; color: var(--gray-900); line-height: 1.2; }
.dc-trend { font-size: 0.6875rem; font-weight: 600; margin-top: 0.25rem; }
.dc-trend.up { color: var(--accent-dark); }
.dashboard-chart {
  background: var(--light);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
  height: 80px;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--gray-200);
}
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  width: 100%;
  height: 100%;
}
.chart-bar {
  flex: 1;
  background: var(--gray-300);
  border-radius: 3px 3px 0 0;
  transition: background var(--transition);
}
.chart-bar.active { background: var(--secondary); }
.dashboard-row-sm { grid-template-columns: 1fr; gap: 0.5rem; margin-bottom: 0; }
.dashboard-list-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--gray-700);
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-green  { background: var(--accent); }
.status-blue   { background: var(--secondary); }
.status-yellow { background: #F59E0B; }

/* ─── Cards ─────────────────────────────────────────────── */
.card-grid {
  display: grid;
  gap: 1.5rem;
}
.card-grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card-grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

@media (min-width: 768px) {
  .card-grid-2 { grid-template-columns: repeat(2, 1fr); }
  .card-grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.card {
  background: var(--dark-alt);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border: 1px solid var(--gray-200);
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Problem cards */
.card-problem {
  border-top: 3px solid transparent;
}
.card-problem:nth-child(1) { border-top-color: #EF4444; }
.card-problem:nth-child(2) { border-top-color: #F59E0B; }
.card-problem:nth-child(3) { border-top-color: #8B5CF6; }

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.card-icon-red    { background: rgba(239,68,68,0.1); color: #EF4444; }
.card-icon-orange { background: rgba(245,158,11,0.1); color: #D97706; }
.card-icon-purple { background: rgba(139,92,246,0.1); color: #7C3AED; }

.card-title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--gray-900);
}
.card-text { font-size: 0.9375rem; color: var(--gray); line-height: 1.65; }

/* Module cards */
.card-module {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}
.card-module h3 { font-size: 1rem; color: var(--gray-900); }
.card-module p { font-size: 0.9rem; color: var(--gray); flex: 1; }
.card-module-icon {
  width: 48px;
  height: 48px;
  background: var(--light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  border: 1px solid var(--gray-200);
}
.card-module-ai .card-module-icon { background: rgba(0,201,167,0.12); color: var(--primary); }
.card-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--secondary);
  margin-top: auto;
}

/* ─── Timeline ──────────────────────────────────────────── */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(255,255,255,0.15);
}
.timeline-item {
  display: flex;
  gap: 1.5rem;
  padding-bottom: 2.5rem;
  position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-step {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--dark);
  font-weight: 800;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 4px rgba(0,201,167,0.2);
}
.timeline-content h3 {
  color: var(--white);
  margin-bottom: 0.75rem;
  padding-top: 0.625rem;
}
.timeline-content p { color: var(--gray-400); font-size: 0.9375rem; line-height: 1.7; }

/* ─── Page Hero ─────────────────────────────────────────── */
.page-hero {
  padding: 5rem 0 4rem;
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark-alt) 100%);
}
.page-hero-sm { padding: 3.5rem 0 3rem; }
.page-hero-ai {
  background: linear-gradient(135deg, rgba(0,201,167,0.15) 0%, var(--dark) 100%);
}
.page-hero-ai .breadcrumb a,
.page-hero-ai .breadcrumb span,
.page-hero-ai .page-title,
.page-hero-ai .page-subtitle { color: var(--gray-200); }
.page-hero-ai .breadcrumb a { color: var(--gray-300); }

.page-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.page-subtitle {
  font-size: 1.0625rem;
  color: var(--gray);
  max-width: 640px;
  line-height: 1.7;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--gray);
  margin-bottom: 1.25rem;
}
.breadcrumb a { color: var(--gray); }
.breadcrumb a:hover { color: var(--secondary); }

/* ─── Content Split ─────────────────────────────────────── */
.content-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .content-split { grid-template-columns: 1fr 1fr; }
}
.content-split-text h2 {
  margin-bottom: 1.25rem;
}
.content-split-text .badge {
  margin-bottom: 1rem;
  display: block;
  width: fit-content;
}
.content-split-text p {
  color: var(--gray);
  line-height: 1.7;
}

/* Feature list */
.feature-list { padding-left: 0; display: flex; flex-direction: column; gap: 0.5rem; margin-top: 1.25rem; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9375rem;
  color: var(--gray-700);
  padding-left: 1.25rem;
  position: relative;
}
.feature-list li::before {
  content: '✓';
  color: var(--accent-dark);
  font-weight: 700;
  position: absolute;
  left: 0;
  top: 0;
}
.feature-list-negative li::before {
  content: '✕';
  color: #EF4444;
}
.feature-list-negative li strong { color: var(--gray-800); }

/* Feature highlight box */
.feature-highlight-box {
  background: var(--dark-alt);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  border: 1px solid var(--gray-200);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.fhb-item { text-align: center; padding: 1rem; }
.fhb-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.fhb-label { font-size: 0.8125rem; color: var(--gray); margin-top: 0.25rem; }

/* ─── Settori Grid ──────────────────────────────────────── */
.settori-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .settori-grid { grid-template-columns: repeat(4, 1fr); }
}
.settore-card {
  background: var(--dark-alt);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  border: 1px solid var(--gray-200);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.settore-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: inherit;
}
.settore-icon { font-size: 2rem; }
.settore-card h3 { font-size: 1rem; color: var(--gray-900); }
.settore-card p { font-size: 0.875rem; color: var(--gray); flex: 1; line-height: 1.6; }
.settore-link { font-size: 0.875rem; font-weight: 600; color: var(--secondary); margin-top: auto; }

/* ─── CTA Banner ────────────────────────────────────────── */
.section-cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 4rem 0;
}
.cta-banner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: flex-start;
}
@media (min-width: 768px) {
  .cta-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}
.cta-banner-content h2 {
  color: var(--dark);
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.75rem;
}
.cta-banner-content p {
  color: rgba(6,16,30,0.75);
  font-size: 1rem;
  max-width: 560px;
  line-height: 1.65;
}
.cta-banner-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ─── AI Section ────────────────────────────────────────── */
.section-ai {
  background: linear-gradient(160deg, rgba(0,201,167,0.1) 0%, var(--dark-alt) 100%);
}
.section-ai .section-title { color: var(--gray-900); }
.section-ai .section-subtitle { color: var(--gray-700); }
.section-ai .badge-blue { background: rgba(0,201,167,0.15); color: var(--primary); }

.ai-features-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 860px;
  margin: 0 auto;
}
.ai-feature {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--dark);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--gray-200);
}
.ai-feature-icon { font-size: 1.75rem; flex-shrink: 0; }
.ai-feature-content h3 { color: var(--gray-900); font-size: 1.0625rem; margin-bottom: 0.5rem; }
.ai-feature-content p { color: var(--gray-700); font-size: 0.9375rem; line-height: 1.65; }
.section-ai .section-cta { margin-top: 2rem; }

/* ─── Footer ────────────────────────────────────────────── */
.site-footer {
  background: var(--dark);
  padding: 4rem 0 2rem;
  color: var(--gray-400);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--gray-800);
  margin-bottom: 2rem;
}
@media (min-width: 768px) {
  .footer-top { grid-template-columns: 2fr 3fr; }
}

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray-400);
  margin-top: 1rem;
  margin-bottom: 1.5rem;
  max-width: 380px;
}

.footer-contact { font-size: 0.875rem; }
.footer-contact p { margin-bottom: 0.375rem; }
.footer-contact a { color: var(--gray-300); }
.footer-contact a:hover { color: var(--white); }

.footer-founder {
  font-size: 0.8125rem;
  color: var(--gray-400);
  margin-top: 0.75rem;
}
.footer-founder a {
  color: var(--primary);
  font-weight: 600;
}
.footer-founder a:hover { color: var(--primary-light); }

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 767px) {
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}

.footer-col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-300);
  margin-bottom: 1rem;
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a {
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--gray-600);
}
.footer-vat { color: var(--gray-600); }

/* ─── Responsive: Mobile Nav ────────────────────────────── */
@media (max-width: 1023px) {
  .hamburger { display: flex; }
  .header-cta { display: none; }

  .main-nav {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    height: auto;
    background: var(--dark);
    z-index: 9999;
    padding: 1.5rem;
    overflow-y: auto;
    justify-content: flex-start;
    align-items: flex-start;
    pointer-events: auto;
  }
  .main-nav.open {
    display: flex;
  }
  .nav-list {
    flex-direction: column;
    gap: 0.25rem;
    width: 100%;
    align-items: flex-start;
  }
  .nav-link {
    display: block;
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1.0625rem;
    border-radius: var(--radius);
    color: var(--gray-800);
  }
  .nav-list li:last-child {
    margin-top: 1rem;
  }
  .nav-list li:last-child a {
    background: var(--primary);
    color: var(--dark);
    text-align: center;
    border-radius: var(--radius);
    padding: 0.875rem 1rem;
  }

  /* Dropdown mobile — always expanded inline */
  .nav-item-dropdown {
    width: 100%;
  }
  .nav-link-apps::after {
    content: none;
  }
  .nav-dropdown {
    display: block;
    position: static;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0 0 0.25rem 0.75rem;
    min-width: 0;
  }
  .nav-dropdown-link {
    display: block;
    width: 100%;
    padding: 0.625rem 1rem;
    font-size: 0.9375rem;
    color: var(--gray-600);
    border-left: 2px solid var(--gray-300);
    border-radius: 0 var(--radius) var(--radius) 0;
  }
  .nav-dropdown-link:hover,
  .nav-dropdown-link.active {
    color: var(--primary);
    background: var(--gray-200);
    border-left-color: var(--primary);
  }
  /* Exclude dropdown parent from last-child CTA styling */
  .nav-list li.nav-item-dropdown:last-child { margin-top: 0; }
  .nav-list li.nav-item-dropdown:last-child > a { background: transparent; color: var(--gray-800); text-align: left; }
}

/* ─── Integration Ecosystem Section ────────────────────── */
.integration-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin: 2.5rem 0;
}
.int-cat-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--gray-600);
  margin-bottom: 0.75rem;
}
.int-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.int-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3125rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--gray-200);
  background: rgba(255,255,255,0.04);
  color: var(--gray-700);
  white-space: nowrap;
}
.int-pill-active {
  border-color: rgba(0,201,167,0.35);
  color: var(--gray-900);
}
.int-pill-active::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}
.int-pill-coming {
  opacity: 0.45;
}
.int-pill-coming small {
  font-size: 0.6875rem;
  font-weight: 400;
  color: var(--gray-600);
  margin-left: 0.125rem;
}

/* ─── Integration Detail Cards ─────────────────────────── */
.integration-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.int-detail-card {
  background: var(--dark-alt);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.int-detail-card h3 {
  color: var(--gray-900);
  font-size: 1.0625rem;
  margin-bottom: 0.75rem;
}
.int-detail-card p {
  color: var(--gray-700);
  font-size: 0.9375rem;
  line-height: 1.7;
}
.int-detail-card-wide {
  grid-column: span 1;
}
@media (min-width: 768px) {
  .int-detail-card-wide {
    grid-column: span 2;
  }
}

/* ─── Hero Value Anchor (Demo page) ────────────────────── */
.hero-value-anchor {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

/* ─── Utility Classes ───────────────────────────────────── */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }
.text-muted  { color: var(--gray); }
.text-small  { font-size: 0.875rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ─── Animations ────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease both;
}
.animate-fade-up {
  animation: fadeInUp 0.6s ease both;
}

/* Intersection Observer targets */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }
.reveal-d4 { transition-delay: 0.4s; }
.reveal-d5 { transition-delay: 0.5s; }

/* ─── Responsive Typography ─────────────────────────────── */
@media (max-width: 767px) {
  .section { padding: 3.5rem 0; }
  .hero { padding: 3.5rem 0 3rem; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 1.25rem; }
  .cta-banner-actions { flex-direction: column; width: 100%; }
  .cta-banner-actions .btn { width: 100%; justify-content: center; }
}

/* ─── Error Page ─────────────────────────────────────────── */
.error-page { min-height: 60vh; display: flex; align-items: center; }
.error-content {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  padding: 3rem 0;
}
.error-code {
  font-size: 8rem;
  font-weight: 900;
  color: var(--gray-200);
  line-height: 1;
  margin-bottom: 1rem;
  letter-spacing: -0.04em;
}
.error-desc { font-size: 1.0625rem; color: var(--gray); margin-bottom: 1rem; }
.error-help { font-size: 0.9375rem; color: var(--gray); margin-bottom: 2rem; }
.error-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.error-suggestions { text-align: left; background: var(--white); border-radius: var(--radius-md); padding: 1.5rem; }
.error-suggestions p { font-weight: 600; margin-bottom: 0.75rem; }
.error-suggestions ul { display: flex; flex-direction: column; gap: 0.5rem; }
.error-suggestions li::before { content: none; }
.error-suggestions a { color: var(--secondary); font-size: 0.9375rem; }

/* ─── Apps iOS pages ─────────────────────────────────────── */
.apps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .apps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .apps-grid { grid-template-columns: repeat(3, 1fr); }
}
.app-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: var(--dark-alt);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.app-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--gray-300);
}
.app-card-icon { flex-shrink: 0; }
.app-card-body { display: flex; flex-direction: column; gap: 0.5rem; }
.app-card-tagline {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}
.app-card-name {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}
.app-card-desc {
  font-size: 0.9375rem;
  color: var(--gray);
  line-height: 1.65;
  margin: 0 0 0.75rem;
}

/* WaypointLog page */
.wpl-hero-inner {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.wpl-hero-icon {
  flex-shrink: 0;
  margin-top: 0.25rem;
}
.wpl-badges {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}
.wpl-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--gray-200);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}
.wpl-uses-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--gray-300);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (min-width: 640px) { .wpl-uses-grid { grid-template-columns: 1fr 1fr; } }
.wpl-use-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--dark);
  padding: 1.75rem;
}
.wpl-use-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gray-300);
  line-height: 1;
  flex-shrink: 0;
  width: 2.5rem;
}
.wpl-use-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.375rem;
}
.wpl-use-item p {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.6;
  margin: 0;
}
.wpl-cta {
  text-align: center;
  max-width: 540px;
  margin-inline: auto;
}
.wpl-store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
  background: var(--gray-300);
  border: 1px solid var(--gray-400);
  border-radius: var(--radius-md);
  padding: 0.875rem 1.5rem;
  color: var(--gray-900);
  cursor: default;
  opacity: 0.6;
}
.wpl-store-label {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-700);
}
.wpl-store-name {
  display: block;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
}
@media (max-width: 640px) {
  .wpl-hero-inner { flex-direction: column; }
}