:root {
  /* Colors */
  --color-bg-900: #020d15;
  --color-bg-800: #041724;
  --color-bg-700: #062433;
  --color-surface-900: #082b3a;
  --color-surface-800: #0d3442;
  --color-surface-700: #133f4f;
  --color-text-primary: #f3fdff;
  --color-text-secondary: #9fb7c0;
  --color-text-muted: #6f8791;
  --color-accent: #2fd4e4;
  --color-accent-soft: #7de3ff;
  --color-border: rgba(125, 227, 255, 0.18);

  /* Shadows */
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
  --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.35);
  --shadow-focus: 0 0 0 2px rgba(47, 212, 228, 0.35);

  /* Border Radius */
  --radius-pill: 999px;
  --radius-lg: 28px;
  --radius-md: 16px;
  --radius-sm: 12px;

  /* Spacing - Mobile base */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: 6rem;
  --space-9: 8rem;

  /* Layout */
  --layout-max: 1180px;
  --layout-gutter: clamp(1.25rem, 5vw, 5rem);

  /* Breakpoints (for reference, not used in CSS directly) */
  --breakpoint-sm: 480px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;

  /* Safe Area Insets - for devices with notches/home indicators */
  --safe-area-inset-top: env(safe-area-inset-top, 0);
  --safe-area-inset-right: env(safe-area-inset-right, 0);
  --safe-area-inset-bottom: env(safe-area-inset-bottom, 0);
  --safe-area-inset-left: env(safe-area-inset-left, 0);

  /* Typography - Mobile First with Fluid Scaling */
  --font-family-base: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Fluid typography using clamp() - mobile to desktop scaling */
  --font-size-display: clamp(2rem, 5vw + 1rem, 3.6rem);
  /* Slightly reduce H1 scale on the smallest screens for better fit */
  --font-size-h1: clamp(1.6rem, 3.6vw + 0.5rem, 2.6rem);
  --font-size-h2: clamp(1.5rem, 3vw + 0.5rem, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw + 0.5rem, 2rem);

  /* Fixed body sizes - minimum 16px to prevent mobile zoom */
  --font-size-lead: clamp(1.0625rem, 1vw + 0.8rem, 1.25rem);
  --font-size-body: 1rem;
  /* 16px base */
  --font-size-small: 0.875rem;
  /* 14px */
  --font-size-caption: 0.8125rem;
  /* 13px */

  /* Line Heights - better for mobile readability */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --line-height-heading: 1.15;

  /* Transitions */
  --transition-default: 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
  --transition-slow: 250ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: linear-gradient(180deg, var(--color-bg-900) 0%, #020910 45%, #02060a 100%);
  color: var(--color-text-primary);
  font-family: var(--font-family-base);
  font-size: var(--font-size-body);
  /* 16px minimum - prevents mobile zoom */
  line-height: var(--line-height-relaxed);
  /* 1.6 for mobile readability */
  min-height: 100vh;
  overflow-x: hidden;

  /* Improve font rendering on mobile */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--color-accent);
}

:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.skip-link {
  position: absolute;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  top: calc(var(--safe-area-inset-top) + 0.5rem);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: #021018;
  font-weight: 600;
  z-index: 999;
  opacity: 0;
  /* Keep non-focused skip link from intercepting clicks */
  pointer-events: none;
  transition: opacity var(--transition-default), transform var(--transition-default);
}

.skip-link:focus,
.skip-link:focus-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

main {
  display: block;
  padding-top: 0;
  margin-top: 0;

  /* Mobile: Disable scroll snap for natural scrolling */
  scroll-snap-type: none;
}

main>section {
  padding-inline: var(--layout-gutter);
  position: relative;
  box-sizing: border-box;

  /* Mobile: Natural height, comfortable padding */
  min-height: auto;
  padding-block: clamp(3rem, 8vh, 6rem);
  scroll-snap-align: none;

  display: flex;
  flex-direction: column;
  justify-content: center;

  /* Remove any gaps between sections */
  margin: 0;
}

/* Shared ocean backdrop for every post-hero section */
.water-backdrop {
  position: relative;
  background-image: url('/images/post-hero-background.png');
  background-size: cover;
  background-position: center;
  background-repeat: repeat-y;
  background-attachment: fixed;
  background-color: #02131f;
  isolation: isolate;
}

/* Default: consistent flat overlay for sections 3+ (fleet, contact) */
.water-backdrop::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(47, 212, 228, 0.12);
  z-index: 0;
  pointer-events: none;
}

/* Section 1 (Technology): Dark → Transparent → Dark, ending darker to blend with next section */
.feature-section.water-backdrop::before {
  background: linear-gradient(180deg,
      rgba(3, 16, 23, 0.85) 0%,
      rgba(8, 43, 58, 0.25) 35%,
      rgba(8, 43, 58, 0.15) 50%,
      rgba(8, 43, 58, 0.25) 65%,
      rgba(3, 16, 23, 0.95) 100%);
}

/* Section 2 (Insights): Dark → Lighter tones, starting darker to blend with previous section */
.insights.water-backdrop::before {
  background: linear-gradient(180deg,
      rgba(3, 16, 23, 0.95) 0%,
      rgba(3, 16, 23, 0.85) 20%,
      rgba(8, 43, 58, 0.55) 60%,
      rgba(8, 43, 58, 0.35) 80%,
      rgba(47, 212, 228, 0.12) 100%);
}

.water-backdrop>* {
  position: relative;
  z-index: 1;
}

@media (max-width: 959px) {
  .water-backdrop {
    background-attachment: scroll;
  }
}

/* Desktop: Enable scroll snap for guided navigation */
@media (min-width: 960px) {
  main {
    scroll-snap-type: y proximity;
  }

  main>section {
    scroll-snap-align: start;
    min-height: 100vh;
    padding-block: clamp(3rem, 6vh, 6rem);
  }
}

/* Hero and special sections handle their own padding */
.hero {
  padding-inline: 0;
  padding-block: 0;
  justify-content: flex-start;
  margin-top: 0;

  /* Mobile: Keep full viewport height for impact */
  /* Fallback then modern viewport units to avoid URL-bar jumps */
  min-height: 100vh;
  min-height: 100svh;
}

/* Desktop: Fixed height */
@media (min-width: 960px) {
  .hero {
    /* Fallback then modern viewport units for stable desktop height too */
    height: 100vh;
    height: 100svh;
  }

  /* On desktop, keep additional top padding to clear fixed header */
  .hero__layout {
    padding-top: calc(98px + var(--space-3));
  }
}

/* Research/KPI combined section needs tighter spacing */
#fleet {
  gap: var(--space-4);
}

/* Mobile landscape: Reduce hero height for better UX */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding-block: var(--space-6);
  }
}

.section-shell {
  width: min(100%, var(--layout-max));
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.lead {
  font-size: var(--font-size-lead);
  line-height: var(--line-height-normal);
  /* 1.5 */
  color: var(--color-text-secondary);
  max-width: 65ch;
  /* Optimal line length for readability */
}

.eyebrow {
  font-size: var(--font-size-caption);
  letter-spacing: 0.12em;
  /* Reduced from 0.18em for mobile */
  text-transform: uppercase;
  color: var(--color-accent-soft);
  margin-bottom: var(--space-3);
  line-height: 1.4;
}

/* Tablet and up - increase eyebrow spacing */
@media (min-width: 768px) {
  .eyebrow {
    letter-spacing: 0.18em;
  }

  /* Landscape tablet: bring Project Partners section higher */
  @media (orientation: landscape) {

    /* Reduce margin above Project Partners heading */
    .section-heading {
      margin-bottom: 2rem !important;
    }

    /* Reduce margin above logo grid */
    .logo-grid {
      margin-top: 0.5rem !important;
    }
  }
}

h1,
h2,
h3 {
  line-height: var(--line-height-heading);
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3);
}

h1 {
  font-size: var(--font-size-display);
}

h2 {
  font-size: var(--font-size-h1);
}

h3 {
  font-size: var(--font-size-h3);
}

p {
  margin: 0 0 var(--space-3);
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.button,
.cta,
.ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;

  /* Touch target minimum 44x44px */
  min-height: 44px;
  min-width: 44px;
  padding: 12px 20px;

  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--font-size-body);
  /* 16px - consistent */
  letter-spacing: 0.02em;
  line-height: 1.2;

  transition: transform var(--transition-default),
    box-shadow var(--transition-default),
    background var(--transition-default),
    color var(--transition-default);
  border: 1px solid transparent;
  cursor: pointer;

  /* Better touch feedback */
  -webkit-tap-highlight-color: rgba(47, 212, 228, 0.2);
}

/* Tablet and up - larger buttons */
@media (min-width: 768px) {

  .button,
  .cta,
  .ghost {
    min-height: 48px;
    padding: 14px 24px;
  }
}

.button--primary,
.cta {
  background: var(--color-accent);
  color: #021018;
  box-shadow: 0 8px 20px rgba(47, 212, 228, 0.35);

  /* Primary CTAs should be 48x48px even on mobile */
  min-height: 48px;
}

.button--primary:hover,
.cta:hover {
  background: var(--color-accent);
  color: #021018;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(47, 212, 228, 0.45);
}

.button--primary:active,
.cta:active {
  transform: translateY(0);
  box-shadow: 0 6px 16px rgba(47, 212, 228, 0.35);
}

.button--secondary,
.ghost {
  background: rgba(8, 43, 58, 0.85);
  color: var(--color-text-primary);
  border-color: rgba(125, 227, 255, 0.32);
}

.button--secondary:hover,
.ghost:hover {
  background: rgba(8, 43, 58, 0.95);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.button--compact {
  min-height: 40px;
  padding-inline: 1.25rem;
}

.icon-button {
  /* Touch target 48x48px for icon buttons */
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;

  border-radius: 50%;
  border: 1px solid rgba(125, 227, 255, 0.25);
  background: transparent;
  color: var(--color-accent-soft);

  display: grid;
  place-items: center;



  /* Better touch feedback */
  -webkit-tap-highlight-color: rgba(47, 212, 228, 0.2);
}

.icon-button:hover,
.icon-button:focus-visible {
  color: var(--color-accent);
  background: rgba(47, 212, 228, 0.08);
}

/* Active state for touch feedback */
.icon-button:active {
  transform: scale(0.95);
  background: rgba(47, 212, 228, 0.15);
}

.material-symbol {
  font-family: 'Material Symbols Outlined';
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Improve hamburger visibility on dark header */
.mobile-nav-toggle .material-symbol {
  font-size: 26px;
  color: var(--color-text-primary);
}

/* Mobile Navigation - Mobile-first approach */
/* On mobile: show hamburger, hide desktop nav */
.mobile-nav-toggle {
  display: inline-grid;
  order: -1;
}

.main-nav {
  display: none;
  /* hide desktop nav on mobile */
}

/* Hide desktop-only header actions on mobile to declutter; keep only the hamburger */
.header-actions .button,
.header-actions .icon-button[aria-label="Search tugboat hull insights"],
.header-actions .icon-button[aria-label="Account"] {
  display: none;
}

.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-default);
  z-index: 999;
  display: block;
}

.mobile-nav {
  position: fixed;
  inset-block: 0;
  inset-inline-start: 0;
  /* slide in from left */
  width: min(86vw, 360px);
  background: #081e29;
  /* distinct panel color */
  border-inline-end: 1px solid rgba(125, 227, 255, 0.18);
  box-shadow: 12px 0 40px rgba(0, 0, 0, 0.35);
  transform: translateX(-100%);
  transition: transform var(--transition-default);
  z-index: 1000;
  display: flex;
  flex-direction: column;

  /* Safe area support for devices with notches */
  padding-top: max(var(--space-3), var(--safe-area-inset-top));
  padding-left: var(--safe-area-inset-left);
  padding-right: var(--safe-area-inset-right);
  padding-bottom: var(--safe-area-inset-bottom);

  /* Use full mobile viewport height */
  height: 100svh;
}

.mobile-nav__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid rgba(125, 227, 255, 0.14);
}

.mobile-nav__body {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-2) 1.25rem var(--space-2);
  flex: 1 1 auto;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-nav__body ul {
  display: grid;
  gap: 0.25rem;
}

.mobile-nav__body a {
  color: var(--color-text-secondary);
  font-weight: 600;

  /* Touch-friendly tap targets (56px height) */
  padding: 16px 12px;
  min-height: 56px;

  border-radius: 12px;
  display: grid;
  grid-template-columns: 36px 1fr;
  align-items: center;
  gap: 12px;
  box-sizing: border-box;

  /* Better touch feedback */
  -webkit-tap-highlight-color: transparent;
  transition: background var(--transition-default),
    color var(--transition-default);
}

.mobile-nav__body a:hover,
.mobile-nav__body a:focus-visible {
  background: rgba(47, 212, 228, 0.08);
  color: var(--color-text-primary);
}

/* Active state for touch */
.mobile-nav__body a:active {
  background: rgba(47, 212, 228, 0.15);
}

.mobile-nav__icon {
  font-size: 20px;
  color: var(--color-accent-soft);
  display: inline-block;
  width: 36px;
  text-align: center;
}

.mobile-nav__label {
  font-size: 1.02rem;
  color: var(--color-text-primary);
}

.mobile-nav__footer {
  padding: 12px var(--space-4);

  /* Safe area support for home indicator */
  padding-bottom: calc(12px + var(--safe-area-inset-bottom));

  border-top: 1px solid rgba(125, 227, 255, 0.08);
  background: linear-gradient(180deg, rgba(8, 30, 41, 0.6), rgba(8, 30, 41, 0.95));
  position: sticky;
  bottom: 0;
  z-index: 2;
}

.mobile-nav__cta {
  display: block;
  width: 100%;
  box-sizing: border-box;
  justify-content: center;

  /* Touch-friendly CTA */
  min-height: 48px;
  padding: 14px 16px;
  border-radius: 999px;
}

/* Ensure the drawer covers the true mobile viewport height */
.mobile-nav {
  top: 0;
  left: 0;
}

body.nav-open .mobile-nav {
  transform: translateX(0);
}

body.nav-open .mobile-nav-backdrop {
  opacity: 1;
  pointer-events: auto;
}

body.nav-open {
  overflow: hidden;
}

/* Desktop Navigation - Show desktop nav, hide mobile hamburger at 960px+ */
@media (min-width: 960px) {
  .mobile-nav-toggle {
    display: none !important;
    /* hide hamburger on desktop */
  }

  .main-nav {
    display: block;
    /* show desktop nav */
  }

  /* Show all header actions on desktop */
  .header-actions .button,
  .header-actions .icon-button {
    display: inline-flex;
  }

  /* Hide mobile drawer on desktop */
  .mobile-nav,
  .mobile-nav-backdrop {
    display: none !important;
  }
}

.site-header {
  position: fixed;

  /* Safe area support for top notch */
  top: var(--safe-area-inset-top);
  left: 0;
  right: 0;

  z-index: 100;
  backdrop-filter: blur(20px);
  background: rgba(2, 15, 22, 0.82);
  border-bottom: 1px solid rgba(125, 227, 255, 0.12);
  transition: padding var(--transition-default),
    background var(--transition-default),
    border-color var(--transition-default);
}

.header-inner {
  width: min(100%, var(--layout-max));
  margin: 0 auto;
  padding: var(--space-3) var(--layout-gutter);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
}

body[data-header-scrolled="true"] .site-header {
  background: rgba(2, 15, 22, 0.9);
  border-color: rgba(125, 227, 255, 0.24);
}

body[data-header-scrolled="true"] .header-inner {
  padding-block: var(--space-2);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 30% 30%, var(--color-accent) 0%, #064459 100%);
  color: #021018;
  font-weight: 700;
}

.main-nav {
  justify-self: center;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.main-nav a {
  padding-block: 0.35rem;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  bottom: -0.35rem;
  height: 2px;
  background: transparent;
  transition: background var(--transition-default);
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after,
.main-nav a[aria-current="page"]::after {
  background: var(--color-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Make the desktop CTA more prominent and consistent */
.header-actions .button.button--primary {
  min-height: 42px;
  padding-inline: 1rem;
  box-shadow: 0 8px 20px rgba(47, 212, 228, 0.35);
}

.announcement {
  padding: 0.6rem var(--layout-gutter);
  background: rgba(7, 45, 62, 0.65);
  border-top: 1px solid rgba(125, 227, 255, 0.1);
  text-align: center;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99;
}

.announcement a {
  color: var(--color-accent-soft);
  font-weight: 600;
}

.hero {
  position: relative;
  border-radius: 0;
  overflow: hidden;
  /* Background image on the section so it fills the whole hero box */
  background-image: var(--hero-bg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-bottom: 0;
  border-bottom: none;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8, 43, 58, 0.86) 0%, rgba(3, 16, 23, 0.96) 100%);
  pointer-events: none;
}

.hero>* {
  position: relative;
  z-index: 1;
}

.hero__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: start;
  justify-items: center;
  /* Base padding on mobile/tablet; header offset handled by main padding */
  padding: var(--space-3) var(--layout-gutter) var(--space-6);
  min-height: 100vh;
}

.hero__content {
  max-width: 50rem;
  align-self: start;
  text-align: center;
  padding-top: var(--space-2);
}

.hero__content h1 {
  margin-bottom: var(--space-3);
}

.hero__content .lead {
  margin-bottom: var(--space-4);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  justify-content: center;
}

.hero__proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
  width: 100%;
  max-width: 48rem;
}

.proof-card {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(4, 23, 36, 0.95);
  border: 1px solid rgba(125, 227, 255, 0.14);
  display: grid;
  gap: 0.25rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-default), box-shadow var(--transition-default);
  cursor: pointer;
}

.proof-card:hover,
.proof-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.proof-card__value {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.proof-card__label {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

/* Removed inner hero__media image container; hero now uses section background */

/* Image element removed in favor of background */

.hero__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(3, 14, 20, 0.65) 0%, rgba(3, 14, 20, 0.05) 70%);
}

.section-heading {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  max-width: 42rem;
}

.section-heading--inline {
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-end;
}

.section-heading--inline .section-heading__actions {
  display: flex;
  gap: var(--space-2);
}

.feature-section {
  display: flex;
  flex-direction: column;
  width: 100%;
  margin: 0;
  border: none;
}

.feature-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, 1fr);
}

.feature-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface-900);
  border: 1px solid rgba(125, 227, 255, 0.12);
  min-height: 320px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-default), box-shadow var(--transition-default);
}

.feature-card:hover,
.feature-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.feature-card__media {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid rgba(125, 227, 255, 0.2);
}

.feature-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-card h3 {
  margin: 0 0 var(--space-2);
}

.feature-card p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  flex: 1;
}

.feature-card__cta {
  display: grid;
  gap: 0.75rem;
  align-items: center;
}

.feature-card__cta .button {
  justify-content: flex-start;
}

.feature-card__link {
  font-weight: 600;
  color: var(--color-accent-soft);
}

.insights {
  border-radius: 0;
  padding-block: var(--space-6);
  width: 100%;
  margin: 0;
  border: none;
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.insight {
  background: rgba(8, 43, 58, 0.95);
  border-radius: var(--radius-md);
  border: 1px solid rgba(125, 227, 255, 0.12);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-default), box-shadow var(--transition-default);
  cursor: pointer;
}

.insight:hover,
.insight:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.insight img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.insight h3 {
  padding-inline: var(--space-4);
  padding-top: var(--space-4);
}

.insight p {
  padding-inline: var(--space-4);
  color: var(--color-text-secondary);
}

.insight a {
  padding: 0 var(--space-4) var(--space-4);
  font-weight: 600;
  color: var(--color-accent-soft);
}

.split-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.panel {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface-900);
  border: 1px solid rgba(125, 227, 255, 0.12);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: transform var(--transition-default), box-shadow var(--transition-default);
  cursor: pointer;
}

.panel:hover,
.panel:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.panel p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.panel-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.panel-links a {
  font-weight: 600;
  color: var(--color-accent-soft);
}

.kpi-band {
  background: rgba(3, 14, 20, 0.65);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(125, 227, 255, 0.12);
  padding: var(--space-4) 0;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  padding-inline: var(--layout-gutter);
}

.kpi-card {
  border-radius: var(--radius-md);
  padding: var(--space-3);
  border: 1px solid rgba(125, 227, 255, 0.14);
  background: rgba(8, 43, 58, 0.95);
  display: grid;
  gap: 0.5rem;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-default), box-shadow var(--transition-default);
  cursor: pointer;
}

.kpi-card:hover,
.kpi-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.kpi-card::before {
  content: '';
  position: absolute;
  inset-inline: var(--space-3);
  top: 0;
  height: 3px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.kpi-card__value {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.kpi-card__label {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.logo-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: center;
  background: rgba(3, 22, 34, 0.7);
  border-radius: var(--radius-md);
  border: 1px solid rgba(125, 227, 255, 0.12);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
}

/* Tablet landscape: tighten KPI band and logo grid spacing */
@media (min-width: 768px) and (max-width: 959px) and (orientation: landscape) {
  .kpi-band {
    padding-block: var(--space-3);
  }

  .kpi-grid {
    gap: var(--space-2);
  }

  .kpi-card {
    padding: var(--space-2);
  }

  .logo-grid {
    gap: var(--space-2);
    padding: var(--space-3);
  }

  .logo-grid li {
    min-height: 84px;
    padding: 10px;
  }

  .logo-grid img {
    max-width: 100%;
    max-height: 60px;
  }
}

.logo-grid li {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  min-height: 100px;
  transition: background var(--transition-default), transform var(--transition-default);
}

.logo-grid li:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.1);
}

.logo-grid li:hover img {
  opacity: 1;
}

.logo-grid img {
  max-width: 100%;
  max-height: 70px;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 0.85;
  transition: opacity var(--transition-default);
}

/* Invert only logos with transparent backgrounds */
.logo-grid img.logo--invert {
  filter: brightness(0) invert(1);
}

/* Specific crop for Altra logo */
.logo-grid img.logo--altra {
  transform: scale(1.6);
}

/* Style for logos that have a background (e.g. JPGs) */
.logo-grid img:not(.logo--invert) {
  border-radius: var(--radius-sm);
  padding: var(--space-1);
  background: white;
}

.callout {
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(8, 43, 58, 0.85) 0%, rgba(3, 14, 20, 0.95) 100%);
  border: 1px solid rgba(125, 227, 255, 0.16);
  box-shadow: var(--shadow-card);
  width: 100%;
}

.callout-inner {
  width: min(100%, var(--layout-max));
  margin: 0 auto;
  padding: var(--space-4) var(--layout-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* Contact section should be thin and close to footer */
#contact {
  padding-block: var(--space-2) !important;
  min-height: auto !important;
  scroll-snap-align: none !important;
}

#contact .section-shell {
  gap: 0;
}

#contact .callout {
  margin: 0;
}

#contact .callout-inner {
  padding: var(--space-3) var(--layout-gutter);
}

.callout h2 {
  margin: 0 0 var(--space-2);
}

.callout p {
  margin: 0;
  color: var(--color-text-secondary);
  max-width: 36ch;
}

.callout .button {
  flex-shrink: 0;
}

.footer-container {
  position: relative;
  background: #020a12;
  padding-inline: var(--layout-gutter);
  padding-block: var(--space-3) var(--space-5);
  min-height: auto;
  height: auto !important;
  scroll-snap-align: none;
}

.site-footer {
  position: relative;
  z-index: 10;
  background: transparent;
  border-top: none;
  padding-block: 0;
  margin-top: 0;
  width: 100%;
}

.footer-inner {
  width: min(100%, var(--layout-max));
  margin: 0 auto;
  padding-inline: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-top {
  display: grid;
  gap: var(--space-5);
  align-items: start;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
  align-items: start;
}

.footer-column {
  display: grid;
  gap: var(--space-2);
  max-width: 100%;
  overflow: hidden;
}

.footer-column h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-soft);
}

.footer-column a {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.footer-column a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(125, 227, 255, 0.1);
}

.footer-logo {
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: var(--space-3);
  color: var(--color-text-secondary);
}

.footer-social {
  display: flex;
  gap: var(--space-2);
  color: var(--color-text-secondary);
}

.footer-social .material-symbol {
  font-size: 1.25rem;
}

.newsletter {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-2);
  max-width: 420px;
}

.newsletter label {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.newsletter-field {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.35rem 0.35rem var(--space-2);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(125, 227, 255, 0.2);
  background: rgba(4, 23, 36, 0.6);
  width: 100%;
  box-sizing: border-box;
}

.newsletter-field input {
  flex: 1;
  background: transparent;
  border: 0;
  color: var(--color-text-primary);
  font-size: 0.95rem;
  /* Increase to recommended 48px tap size */
  min-height: 48px;
  min-width: 0;
  width: 100%;
  outline: none;
}

.newsletter-field input::placeholder {
  color: var(--color-text-muted);
}

.newsletter-field button {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 0;
  background: rgba(47, 212, 228, 0.15);
  color: var(--color-accent);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background var(--transition-default), color var(--transition-default);
  flex-shrink: 0;
}

.newsletter-field button:hover {
  background: rgba(47, 212, 228, 0.25);
  color: var(--color-accent-soft);
}

.not-found {
  min-height: calc(100vh - 320px);
  display: grid;
  place-items: center;
  gap: var(--space-4);
  text-align: center;
  padding: var(--space-8) var(--layout-gutter);
}

.not-found p {
  color: var(--color-text-secondary);
  max-width: 36ch;
  margin-inline: auto;
}

@media (max-width: 1200px) {
  .hero__layout {
    grid-template-columns: 1fr 0.9fr;
  }

  /* Keep 2x2 grid on larger tablets/laptops */
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 960px) {
  .header-inner {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    row-gap: var(--space-2);
  }

  .main-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: stretch;
  }

  .main-nav ul {
    justify-content: flex-start;
    flex-wrap: wrap;
    column-gap: var(--space-3);
    row-gap: var(--space-2);
  }

  .header-actions {
    justify-self: end;
    flex-wrap: wrap;
  }

  .hero__layout {
    grid-template-columns: 1fr;
    padding-inline: var(--layout-gutter);
  }


  .hero__media {
    order: -1;
    min-height: 300px;
  }

  .hero__content {
    max-width: none;
  }

  .hero__proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .insight-grid,
  .split-panels,
  .kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Prefer single-column proof metrics earlier to avoid cramped tiles on small tablets */
@media (max-width: 840px) {
  .hero__proof {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  main {
    scroll-snap-type: none;
    /* Disable snap on mobile for better UX */
  }

  main>section {
    min-height: auto;
    /* Allow sections to be natural height on mobile */
    scroll-snap-align: none;
  }

  .hero {
    /* Keep hero full height on mobile with modern viewport units */
    min-height: 100vh;
    min-height: 100svh;
    /* avoids browser chrome shrinking issues */
  }

  /* Tighten the gap under the fixed header by removing extra hero top padding */
  .hero__layout {
    padding-top: 0;
  }

  .hero__content {
    padding-top: 0;
  }

  .header-inner {
    /* Center brand by placing it in the middle column; hamburger stays at right */
    grid-template-columns: 1fr auto 1fr;
    /* left spacer | brand | right actions */
    grid-template-rows: initial;
    align-items: center;
  }

  .brand {
    grid-column: 2;
    /* middle column */
    justify-self: center;
  }

  .header-actions {
    /* keep actions (hamburger) on the same row, right aligned */
    grid-row: 1;
    grid-column: 3;
    /* explicitly place actions on the rightmost column */
    justify-self: end;
    gap: var(--space-2);
    flex-wrap: nowrap;
  }

  .header-actions .button {
    flex: 1 1 180px;
  }

  /* Reduce clutter on mobile: hide secondary icons and CTA in header, but keep the hamburger */
  .header-actions .icon-button:not(.mobile-nav-toggle) {
    display: none;
  }

  .header-actions .button {
    display: none;
  }

  .main-nav {
    grid-row: 3;
  }

  .main-nav ul {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    margin-inline: calc(-1 * var(--layout-gutter));
    padding-inline: var(--layout-gutter);
    scroll-snap-type: x proximity;
    column-gap: var(--space-3);
  }

  .main-nav a {
    white-space: nowrap;
    scroll-snap-align: start;
  }

  .hero__proof {
    grid-template-columns: 1fr;
  }

  /* Feature grid: single column on mobile */
  .feature-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .feature-card {
    min-height: 280px;
  }

  .insight-grid,
  .split-panels,
  .kpi-grid,
  .footer-columns {
    grid-template-columns: 1fr;
  }

  .logo-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .logo-grid li {
    min-height: 90px;
  }

  .logo-grid img {
    max-height: 60px;
  }

  .callout-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .callout .button {
    width: 100%;
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  /* preserve the other small mobile tweak */
  main>section {
    padding-block: var(--space-6);
  }
}

/* Make content start below the fixed header on mobile/tablet */
@media (max-width: 959px) {
  main {
    /* Use dynamic header height; default no subtraction to avoid overlap on small tablets */
    padding-top: var(--top-chrome-h, 88px);
  }
}

/* On very small phones, trim the gap slightly */
@media (max-width: 520px) {
  main {
    padding-top: calc(var(--top-chrome-h, 88px) - 12px);
  }
}

/* Ensure anchored sections don't hide under the fixed header */
main>section[id],
section[id] {
  scroll-margin-top: calc(var(--top-chrome-h, 88px) + 12px);
}

@media (max-width: 520px) {
  main>section {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
  }

  .header-inner {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
  }

  .main-nav ul {
    margin-inline: 0;
    padding-inline: clamp(1.25rem, 5vw, 2rem);
    column-gap: var(--space-2);
  }

  .header-actions .button {
    flex: 1 1 100%;
  }

  .announcement {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .hero__layout {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
    padding-block: var(--space-6);
  }

  /* Primary CTA goes full-width on the narrowest phones */
  .hero__actions .button--primary {
    width: 100%;
    justify-content: center;
  }

  .hero__actions .button {
    min-height: 48px;
  }

  .hero__media {
    min-height: 240px;
  }

  .feature-card {
    padding: var(--space-3);
  }

  .kpi-band {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
    padding-block: var(--space-5);
  }

  .logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
    padding: var(--space-3);
  }

  .logo-grid li {
    min-height: 80px;
    padding: var(--space-2);
  }

  .logo-grid img {
    max-height: 50px;
  }

  .callout-inner {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
  }

  .footer-inner {
    padding-inline: clamp(1.25rem, 5vw, 2rem);
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

/* Remove the empty space issues - sections just use normal block flow */

/* Re-assert desktop hero top padding after base block so it wins in cascade */
@media (min-width: 960px) {
  .hero__layout {
    padding-top: calc(98px + var(--space-3));
  }
}

/* Reduced motion: disable smooth scrolling and animations */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }

  main {
    scroll-snap-type: none;
  }

  main>section {
    scroll-snap-align: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Contact Modal - Premium Design */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  /* Ensure it's above everything */
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  padding: var(--space-3);
}

.modal[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(2, 6, 10, 0.85);
  /* Darker overlay */
  backdrop-filter: blur(12px);
  /* Glassmorphism blur */
  -webkit-backdrop-filter: blur(12px);
}

.modal__content {
  position: relative;
  background: rgba(8, 27, 39, 0.95);
  /* Deep blue/green background */
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(125, 227, 255, 0.1);
  /* Subtle border glow */
  transform: scale(0.95) translateY(10px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  max-height: 90vh;
  overflow-y: auto;
  color: var(--color-text-primary);
}

.modal[aria-hidden="false"] .modal__content {
  transform: scale(1) translateY(0);
}

.modal__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.modal__close:hover {
  color: var(--color-accent);
  transform: rotate(90deg);
}

.modal__header {
  margin-bottom: var(--space-5);
  text-align: center;
}

.modal__header h2 {
  font-size: var(--font-size-h2);
  margin-bottom: var(--space-2);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.modal__header p {
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.5;
  max-width: 40ch;
  margin-inline: auto;
}

.contact-form .form-group {
  margin-bottom: var(--space-4);
}

.contact-form label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-2);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.contact-form .required {
  color: var(--color-accent);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(125, 227, 255, 0.15);
  border-radius: var(--radius-md);
  background-color: rgba(2, 13, 21, 0.6);
  /* Darker input background */
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(47, 212, 228, 0.15);
  background-color: rgba(2, 13, 21, 0.9);
}

.contact-form .error-message {
  display: block;
  color: #ff6b6b;
  /* Brighter error color */
  font-size: 0.8rem;
  margin-top: var(--space-1);
  min-height: 1.2em;
  font-weight: 500;
}

.contact-form input.invalid,
.contact-form textarea.invalid {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 1px rgba(255, 107, 107, 0.2);
}

.contact-form .form-actions {
  margin-top: var(--space-5);
}

.contact-form .button {
  width: 100%;
  justify-content: center;
  font-size: 1.05rem;
  padding: 16px;
}

.form-status {
  margin-top: var(--space-3);
  text-align: center;
  font-size: 0.95rem;
  min-height: 1.5em;
  font-weight: 500;
}

.form-status.success {
  color: var(--color-accent);
}

.form-status.error {
  color: #ff6b6b;
}

/* Mobile adjustments */
@media (max-width: 600px) {
  .modal__content {
    padding: var(--space-4);
    max-height: 100vh;
    border-radius: var(--radius-md);
  }

  .modal__header h2 {
    font-size: 1.5rem;
  }
}

.modal__coming-soon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  text-align: center;
  background: rgba(5, 10, 20, 0.95);
  /* Darker, more opaque */
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-accent-dim);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  width: 90%;
  max-width: 400px;
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.modal__coming-soon h3 {
  color: var(--color-white);
  margin-bottom: var(--space-2);
  font-size: 1.75rem;
  font-weight: 600;
}

.modal__coming-soon p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.5;
}

.contact-form.disabled-form {
  opacity: 0.15;
  pointer-events: none;
  user-select: none;
  filter: blur(4px);
  transition: opacity 0.3s ease, filter 0.3s ease;
}