/* ==========================================================================
   SEM - Security Engineering Maldives
   Design system: DESIGN-SEM.md (beta) - white-first, navy #103651 reserved,
   Open Sans, Signal Orange + coastal-blue accents, Lucide icons.
   Plain HTML/CSS/JS build. Mobile-first & responsive.
   ========================================================================== */

:root {
  /* Brand */
  --navy: #103651;
  --navy-deep: #0c2a40;
  --on-navy: #ffffff;
  --blue: #13486d;     /* links / emphasis text (AA on white) */
  --sky: #18a0fb;      /* icon fills, accents, focus ring - NOT text */
  --sky-soft: #9fcdfb; /* soft buttons, selected states (navy text) */
  --sky-tint: #eaf4fe; /* faint callout wash */
  --orange: #ff7300;   /* eyebrows, active indicator, accent CTA (navy text) */
  --orange-deep: #d45e00;

  /* Ink / text */
  --ink: #103651;
  --body: #45525e;
  --body-mid: #67737e;
  --mute: #8a96a1;
  --mute-soft: #aeb7c0;
  --on-dark: #ffffff;
  --on-dark-mut: #b9c6d2;

  /* Surface */
  --canvas: #ffffff;
  --surface: #f5f7f9;
  --surface-2: #edf1f5;
  --hairline: #e2e8ee;

  /* Semantic */
  --info: #13486d;
  --success: #1f9d57;
  --warning: #e8a013;
  --error: #d64545;

  /* Radius */
  --r-xs: 3px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-full: 9999px;

  /* Spacing (4px base) */
  --s-xxs: 2px;
  --s-xs: 4px;
  --s-sm: 8px;
  --s-md: 12px;
  --s-lg: 16px;
  --s-xl: 20px;
  --s-2xl: 24px;
  --s-3xl: 32px;
  --s-4xl: 48px;
  --s-5xl: 64px;
  --s-6xl: 96px;

  /* Elevation (navy-tinted) */
  --shadow-sm: 0 1px 2px rgba(16, 54, 81, 0.06), 0 1px 3px rgba(16, 54, 81, 0.05);
  --shadow-md: 0 4px 10px rgba(16, 54, 81, 0.06), 0 12px 24px rgba(16, 54, 81, 0.06);
  --shadow-lg: 0 8px 18px rgba(16, 54, 81, 0.08), 0 24px 48px rgba(16, 54, 81, 0.1);
  --focus-ring: 0 0 0 3px rgba(24, 160, 251, 0.45);

  --font: 'Open Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(3rem, 7vw, 6rem);

  /* Type scale (fluid on display sizes) */
  --t-2xl: clamp(2.25rem, 1.6rem + 3vw, 3.5rem);   /* 56 */
  --t-xl: clamp(2rem, 1.6rem + 1.8vw, 2.75rem);    /* 44 */
  --t-lg: clamp(1.6rem, 1.3rem + 1.4vw, 2.125rem); /* 34 */
  --t-md: clamp(1.4rem, 1.2rem + 0.7vw, 1.625rem); /* 26 */
  --t-sm: 1.25rem;   /* 20 */
  --t-xs: 1.125rem;  /* 18 */
  --t-body-lg: clamp(1.05rem, 1rem + 0.3vw, 1.25rem); /* 20 */
  --t-body: 1rem;    /* 16 */
  --t-body-sm: 0.875rem; /* 14 */
  --t-eyebrow: 0.8125rem; /* 13 */
  --t-caption: 0.75rem;  /* 12 */
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--t-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--body);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.15;
}

p {
  margin: 0;
}

a {
  color: var(--blue);
  text-decoration: none;
}

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

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--r-xs);
}

/* ---------- Layout ---------- */

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--section-y);
}

.section--surface {
  background: var(--surface);
}

.section--navy {
  background: var(--navy);
}

.section--navy h1,
.section--navy h2,
.section--navy h3 {
  color: #fff;
}

/* Section header */
.section-head {
  max-width: 720px;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: var(--t-eyebrow);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--orange-deep);
  margin-bottom: 0.75rem;
}

.section--navy .eyebrow {
  color: var(--orange);
}

.section-head h2 {
  font-size: var(--t-lg);
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}

.lede {
  font-size: var(--t-body-lg);
  color: var(--body);
  line-height: 1.6;
}

.section--navy .lede {
  color: var(--on-dark-mut);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  min-height: 44px;
  border-radius: var(--r-sm);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease,
    color 0.18s ease;
}

.btn--primary {
  background: var(--navy);
  color: #fff;
}
.btn--primary:hover {
  background: var(--navy-deep);
}

/* One accent per view - orange fill with NAVY text (AA 4.57:1) */
.btn--accent {
  background: var(--orange);
  color: var(--navy);
}
.btn--accent:hover {
  background: var(--orange-deep);
  color: #fff;
}

.btn--soft {
  background: var(--sky-soft);
  color: var(--navy);
}
.btn--soft:hover {
  background: #8bc2f9;
}

.btn--secondary {
  background: var(--canvas);
  color: var(--ink);
  border-color: var(--hairline);
}
.btn--secondary:hover {
  border-color: var(--navy);
  color: var(--navy);
}

/* On-navy outline (for dark bands / hero over dark scrim) */
.btn--ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}
.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}

/* Text link + arrow */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--blue);
  width: fit-content;
}
.text-link .lucide {
  transition: transform 0.18s ease;
}
.text-link:hover .lucide {
  transform: translateX(3px);
}

/* ---------- Icon badge (Lucide glyph on a circle) ---------- */
.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-full);
  background: var(--sky-tint);
  color: var(--blue);
  flex-shrink: 0;
}
.icon-badge--solid {
  background: var(--sky);
  color: #fff;
}
.icon-badge .lucide {
  width: 22px;
  height: 22px;
}

.lucide {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* ---------- Cards ---------- */
.card {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: box-shadow 0.18s ease, border-color 0.18s ease;
}

/* ---------- Media frame / placeholder ---------- */
.media-frame {
  position: relative;
  width: 100%;
  background: var(--surface-2);
  overflow: hidden;
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame--contain img {
  object-fit: contain;
}
.media-ph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-direction: column;
  color: var(--mute);
  font-size: var(--t-caption);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  padding: 1rem;
}

/* ---------- Utilities ---------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   HEADER / NAV
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 1rem;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.logo-mark {
  height: 40px;
  width: auto;
  flex-shrink: 0;
}
/* Interactive dotLottie logo - fixed box so the header never shifts */
.logo-lottie-wrap {
  position: relative;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
#logo-lottie {
  width: 44px;
  height: 44px;
  display: none; /* revealed once the animation loads */
}
.logo-fallback {
  position: absolute;
  inset: 0;
  margin: auto;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-name {
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  color: var(--navy);
  line-height: 1.2;
}
@media (max-width: 400px) {
  .logo-name {
    font-size: 0.9rem;
  }
}

.nav {
  display: flex;
  align-items: center;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}
.nav-link {
  display: inline-block;
  padding: 0.5rem 0.8rem;
  font-size: var(--t-body-sm);
  font-weight: 600;
  color: var(--blue);
  border-radius: var(--r-sm);
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.nav-link:hover,
.nav-link.is-active {
  color: var(--navy);
  border-bottom-color: var(--orange);
}
.nav-cta {
  margin-left: 0.6rem;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border-bottom: 1px solid var(--hairline);
    padding: 0.75rem var(--gutter) 1.25rem;
    box-shadow: var(--shadow-md);
    gap: 0.1rem;
  }
  .nav-menu.is-open {
    display: flex;
  }
  .nav-link {
    border-bottom: 0;
    padding: 0.7rem 0.5rem;
  }
  .nav-cta {
    margin-left: 0;
    margin-top: 0.5rem;
    width: 100%;
  }
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  min-height: clamp(440px, 62vh, 640px);
  background: var(--surface);
  overflow: hidden;
}
.hero-img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% center;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.96) 0%,
    rgba(255, 255, 255, 0.9) 30%,
    rgba(255, 255, 255, 0.5) 50%,
    rgba(255, 255, 255, 0) 66%
  );
}
.hero-inner {
  width: 100%;
  padding-block: clamp(2.5rem, 6vw, 4rem);
}
.hero-copy {
  max-width: 620px;
}
.hero h1 {
  font-size: var(--t-2xl);
  letter-spacing: -0.015em;
  color: var(--navy);
  margin-bottom: 1.25rem;
  text-wrap: balance;
}
.hero-sub {
  font-size: var(--t-body-lg);
  color: var(--body);
  line-height: 1.6;
  max-width: 52ch;
  margin-bottom: 1.75rem;
}
.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
/* Portrait hero image: desktop uses the full-bleed landscape background instead */
.hero-img-mobile {
  display: none;
}

@media (max-width: 720px) {
  /* Overlay, same idea as desktop: text sits over the image (which has open
     sky at the top), with a top-to-bottom white fade for legibility. */
  .hero {
    align-items: flex-start;
    min-height: 92vh;
  }
  .hero-img {
    display: none; /* swap the landscape image for the portrait one */
  }
  .hero-img-mobile {
    display: block;
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
  }
  .hero-scrim {
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.97) 0%,
      rgba(255, 255, 255, 0.92) 32%,
      rgba(255, 255, 255, 0.45) 58%,
      rgba(255, 255, 255, 0) 80%
    );
  }
  .hero-inner {
    padding-block: 2rem;
  }
}

/* Sub-page hero (solid navy band) */
.page-hero {
  background: var(--navy);
  color: #fff;
  padding-block: clamp(2.75rem, 6vw, 4.5rem);
}
.page-hero h1 {
  color: #fff;
  font-size: var(--t-xl);
  letter-spacing: -0.012em;
  margin-bottom: 0.75rem;
  max-width: 22ch;
}
.page-hero .lede {
  color: var(--on-dark-mut);
  max-width: 62ch;
}
.page-hero .eyebrow {
  color: var(--orange);
}

/* ==========================================================================
   TRUST STRIP
   ========================================================================== */
.trust-strip {
  text-align: center;
}
.trust-caption {
  font-size: var(--t-body-sm);
  color: var(--body-mid);
  margin-bottom: 1.5rem;
}
.trust-logos {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}
.customer-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 96px;
  padding: 1rem;
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
}
.customer-logo-img {
  max-height: 100%;
  max-width: 100%;
  width: auto;
  object-fit: contain;
}
@media (max-width: 900px) {
  .trust-logos {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 520px) {
  .trust-logos {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Service & Support extras */
.authorised-band {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--navy);
  color: var(--on-dark);
  border-radius: var(--r-md);
  padding: clamp(1.75rem, 4vw, 2.5rem);
}
.authorised-band .icon-badge {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.authorised-band h3 {
  color: #fff;
  font-size: var(--t-xs);
  margin-bottom: 0.5rem;
}
.authorised-band p {
  color: var(--on-dark-mut);
  line-height: 1.6;
  max-width: 70ch;
}
.lifecycle-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.lifecycle-chip {
  font-size: var(--t-body-sm);
  font-weight: 600;
  color: var(--navy);
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-full);
  padding: 0.4rem 0.9rem;
}
.lifecycle-note {
  text-align: center;
  max-width: 62ch;
  margin-inline: auto;
  color: var(--body);
  line-height: 1.7;
}

/* ==========================================================================
   GRIDS: pillars, category, products, projects
   ========================================================================== */
.grid {
  display: grid;
  gap: 1.5rem;
}
.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

/* Pillar (card-feature) */
.pillar {
  padding: var(--s-2xl);
}
.pillar .icon-badge {
  margin-bottom: 1rem;
}
.pillar h3 {
  font-size: var(--t-xs);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.pillar p {
  color: var(--body);
  font-size: var(--t-body-sm);
  line-height: 1.55;
}
.section--surface .pillar {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
}

/* Category / product tile (card-product) */
.cat-card {
  display: flex;
  flex-direction: column;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: var(--s-lg);
  color: inherit;
  transition: box-shadow 0.18s ease, border-color 0.18s ease,
    transform 0.18s ease;
}
.cat-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--sky-soft);
  transform: translateY(-2px);
}
.cat-card .media-frame {
  aspect-ratio: 4 / 3;
  border-radius: var(--r-sm);
  margin-bottom: var(--s-lg);
}
.cat-card .cat-eyebrow {
  font-size: var(--t-caption);
  font-weight: 600;
  color: var(--body-mid);
  letter-spacing: 0.02em;
}
.cat-card h3 {
  font-size: var(--t-xs);
  font-weight: 600;
  margin: 0.15rem 0 0.4rem;
}
.cat-card p {
  font-size: var(--t-body-sm);
  color: var(--body);
  line-height: 1.55;
  flex: 1;
}
.cat-card .text-link {
  margin-top: 0.75rem;
}

/* Project card (card-media) */
.project-card {
  display: flex;
  flex-direction: column;
}
.project-card .media-frame {
  aspect-ratio: 16 / 9;
}
.project-card-body {
  padding: var(--s-2xl);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.project-sector {
  font-size: var(--t-caption);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--orange-deep);
}
.project-card-body h3 {
  font-size: var(--t-sm);
  font-weight: 600;
  color: var(--navy);
}
.project-card-body p {
  font-size: var(--t-body-sm);
  color: var(--body);
  line-height: 1.55;
  flex: 1;
}
.project-card:hover {
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   SECTOR SELECTOR (list-left + panel-right; accordion on mobile)
   ========================================================================== */
.sector-selector {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}
.sector-list {
  display: flex;
  flex-direction: column;
}
.sector-item {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  border-left: 3px solid var(--hairline);
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-family: inherit;
  color: var(--body-mid);
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}
.sector-item h3 {
  font-size: var(--t-body);
  font-weight: 600;
  color: inherit;
  margin-bottom: 0.15rem;
}
.sector-item p {
  font-size: var(--t-body-sm);
  color: var(--body-mid);
  line-height: 1.5;
  display: none;
}
.sector-item.is-active {
  border-left-color: var(--orange);
  color: var(--navy);
  background: var(--canvas);
}
.sector-item.is-active h3 {
  color: var(--navy);
}
.sector-item.is-active p {
  display: block;
  margin-top: 0.25rem;
}
.sector-panel {
  position: relative;
}
.sector-panel .media-frame {
  aspect-ratio: 4 / 3;
  border-radius: var(--r-md);
  border: 1px solid var(--hairline);
}
.sector-panel-caption {
  margin-top: 1rem;
}
.sector-panel-caption .maps {
  font-size: var(--t-body-sm);
  color: var(--body-mid);
  padding: 0.75rem 1rem;
  background: var(--surface);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.sector-panel-caption .maps strong {
  color: var(--navy);
}

@media (max-width: 860px) {
  /* Accordion: hide the panel, expand active item inline */
  .sector-selector {
    grid-template-columns: 1fr;
  }
  .sector-panel {
    display: none;
  }
  .sector-item.is-active p {
    display: block;
  }
  .sector-item .maps-inline {
    display: none;
  }
  .sector-item.is-active .maps-inline {
    display: block;
    margin-top: 0.6rem;
    font-size: var(--t-body-sm);
    color: var(--body-mid);
  }
}
@media (min-width: 861px) {
  .sector-item .maps-inline {
    display: none;
  }
}

/* ==========================================================================
   PRODUCTS PAGE - category sections + horizontal product rows
   ========================================================================== */
.cat-nav {
  position: sticky;
  top: 72px;
  z-index: 30;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
}
.cat-nav-wrap {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.cat-nav-inner {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  padding-block: 0.5rem;
  flex: 1;
  min-width: 0; /* allow the flex child to shrink so it scrolls internally */
  scrollbar-width: none; /* arrows are the affordance */
  scroll-behavior: smooth;
}
.cat-nav-inner::-webkit-scrollbar {
  display: none;
}
.cat-nav-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: var(--r-full);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  color: var(--navy);
  cursor: pointer;
  transition: opacity 0.15s ease, border-color 0.15s ease, color 0.15s ease,
    visibility 0.15s ease;
}
.cat-nav-arrow:hover {
  border-color: var(--navy);
  color: var(--orange-deep);
}
.cat-nav-arrow .lucide {
  width: 18px;
  height: 18px;
}
.cat-nav-arrow[disabled] {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.cat-nav a {
  white-space: nowrap;
  font-size: var(--t-body-sm);
  font-weight: 600;
  color: var(--body);
  padding: 0.45rem 0.8rem;
  border-radius: var(--r-full);
}
.cat-nav a:hover {
  background: var(--surface);
  color: var(--navy);
}
.cat-section {
  scroll-margin-top: 130px;
}
.cat-head {
  margin-bottom: 2rem;
}
.cat-head h2 {
  font-size: var(--t-md);
}

.product-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.product-row {
  display: grid;
  grid-template-columns: 40% 1fr;
  align-items: stretch;
  color: inherit;
  transition: box-shadow 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}
.product-row:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--sky-soft);
  transform: translateY(-2px);
}
.product-row .media-frame {
  aspect-ratio: 1 / 1;
  background: #fff;
}
.product-row .media-frame img {
  object-fit: contain;
  padding: 0.75rem;
}
.product-body {
  padding: var(--s-2xl);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.product-body h3 {
  font-size: var(--t-xs);
  font-weight: 700;
  color: var(--navy);
}
.product-type {
  font-size: var(--t-body-sm);
  font-weight: 600;
  color: var(--body-mid);
  line-height: 1.4;
}
.product-mfr {
  color: var(--blue);
  font-weight: 600;
}
.product-desc {
  font-size: var(--t-body-sm);
  color: var(--body);
  line-height: 1.55;
  flex: 1;
}
.badge-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.badge-img {
  height: 34px;
  width: auto;
}

/* Customize band */
.customize {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 2rem;
  align-items: center;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
}
.customize h2 {
  font-size: var(--t-md);
  margin-bottom: 0.6rem;
}
.customize p {
  color: var(--body);
  line-height: 1.65;
  max-width: 60ch;
}
.customize-actions {
  justify-self: end;
}

/* ==========================================================================
   SECTOR DETAIL ROWS (Markets page)
   ========================================================================== */
.sector-row-full {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.sector-row-full .media-frame {
  aspect-ratio: 16 / 11;
  border-radius: var(--r-md);
  border: 1px solid var(--hairline);
}
.sector-copy h2 {
  font-size: var(--t-md);
  margin-bottom: 0.9rem;
}
.sector-copy p {
  color: var(--body);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.sector-copy .maps {
  font-size: var(--t-body-sm);
  color: var(--body-mid);
  padding: 0.85rem 1rem;
  background: var(--surface);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.sector-copy .maps strong {
  color: var(--navy);
}

/* ==========================================================================
   PROJECT DETAIL PAGE
   ========================================================================== */
.project-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}
.project-detail .media-frame {
  aspect-ratio: 4 / 3;
  border-radius: var(--r-md);
  border: 1px solid var(--hairline);
  position: sticky;
  top: 96px;
}
.prose p {
  color: var(--body);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.project-lists {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}
.project-lists h2 {
  font-size: var(--t-md);
  margin-bottom: 1.25rem;
}
.checklist {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.checklist li {
  position: relative;
  padding-left: 1.9rem;
  color: var(--body);
  line-height: 1.5;
}
.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0px;
  width: 18px;
  height: 18px;
  border-radius: var(--r-full);
  background: var(--sky-tint);
  border: 1px solid var(--sky-soft);
}
.checklist li::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 7px;
  width: 6px;
  height: 3px;
  border-left: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}
.project-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--on-dark-mut);
  font-weight: 600;
  font-size: var(--t-body-sm);
  margin-bottom: 1rem;
}
.project-back:hover {
  color: #fff;
}
@media (max-width: 860px) {
  .project-detail,
  .project-lists {
    grid-template-columns: 1fr;
  }
  .project-detail .media-frame {
    position: static;
  }
}

/* ==========================================================================
   CTA BAND
   ========================================================================== */
.cta-band {
  background: var(--navy);
  padding-block: clamp(3rem, 6vw, 4.5rem);
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-inner h2 {
  color: #fff;
  font-size: var(--t-md);
  margin-bottom: 0.5rem;
}
.cta-inner p {
  color: var(--on-dark-mut);
  max-width: 52ch;
}
.cta-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Light-grey CTA variant */
.cta-band--light {
  background: var(--surface);
  border-block: 1px solid var(--hairline);
}
.cta-band--light h2 {
  color: var(--navy);
}
.cta-band--light p {
  color: var(--body);
}
.cta-band--light .btn--ghost-light {
  color: var(--navy);
  border-color: var(--hairline);
}
.cta-band--light .btn--ghost-light:hover {
  background: transparent;
  border-color: var(--navy);
}

/* ==========================================================================
   ABOUT PAGE
   ========================================================================== */
.about-intro {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-intro .media-frame {
  aspect-ratio: 4 / 3;
  border-radius: var(--r-md);
  border: 1px solid var(--hairline);
}
.about-lead {
  font-size: var(--t-body-lg);
  color: var(--body);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.timeline {
  display: grid;
  gap: 1.25rem;
  border-left: 2px solid var(--hairline);
  padding-left: 1.5rem;
}
.timeline-item {
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1.5rem - 6px);
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: var(--r-full);
  background: var(--orange);
}
.timeline-year {
  font-weight: 700;
  color: var(--navy);
}
.timeline-item p {
  color: var(--body);
  line-height: 1.6;
  margin-top: 0.25rem;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.value-card {
  padding: var(--s-2xl);
}
.value-card .icon-badge {
  margin-bottom: 1rem;
}
.value-card h3 {
  font-size: var(--t-xs);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.value-card p {
  color: var(--body);
  font-size: var(--t-body-sm);
  line-height: 1.55;
}
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}
.stat-num {
  font-size: var(--t-lg);
  font-weight: 700;
  color: var(--navy);
}
.stat-label {
  font-size: var(--t-body-sm);
  color: var(--body-mid);
}
@media (max-width: 900px) {
  .about-intro,
  .values-grid,
  .stat-row {
    grid-template-columns: 1fr 1fr;
  }
  .about-intro {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 560px) {
  .values-grid,
  .stat-row {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   CAROUSEL
   ========================================================================== */
.carousel-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(300px, calc(33.333% - 1rem));
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 0.5rem;
}
.carousel-track > * {
  scroll-snap-align: start;
}
.carousel-controls {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.carousel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-full);
  background: var(--canvas);
  border: 1px solid var(--hairline);
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.carousel-btn:hover {
  border-color: var(--navy);
  color: var(--navy);
}
@media (max-width: 700px) {
  .carousel-track {
    grid-auto-columns: minmax(260px, 82%);
  }
}

/* ==========================================================================
   FORMS (contact)
   ========================================================================== */
.form-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.quote-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}
label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
label > span {
  font-size: var(--t-body-sm);
  font-weight: 600;
  color: var(--navy);
}
input,
select,
textarea {
  font: inherit;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--hairline);
  border-radius: var(--r-sm);
  background: #fff;
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input::placeholder,
textarea::placeholder {
  color: var(--mute-soft);
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--sky);
  box-shadow: var(--focus-ring);
}
textarea {
  resize: vertical;
}
/* Honeypot: visually hidden and off-screen, not display:none (some bots skip
   display:none fields). Real users never interact with it. */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
#form-note {
  font-size: var(--t-body-sm);
  color: var(--body-mid);
  padding: 0.75rem 1rem;
  border-radius: var(--r-sm);
  background: var(--surface);
  border: 1px solid var(--hairline);
}
#form-note.is-success {
  color: var(--success);
  border-color: var(--success);
  background: #eaf7ef;
}
#form-note.is-error {
  color: var(--error);
  border-color: var(--error);
  background: #fdecec;
}

.contact-aside {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.contact-item {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}
.contact-item .icon-badge {
  width: 38px;
  height: 38px;
}
.contact-item .icon-badge .lucide {
  width: 18px;
  height: 18px;
}
.contact-label {
  font-size: var(--t-caption);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--body-mid);
  font-weight: 600;
}
.contact-value {
  font-weight: 600;
  color: var(--navy);
  display: block;
}

/* ==========================================================================
   SERVICE PAGE
   ========================================================================== */
.support-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.support-row h2 {
  font-size: var(--t-md);
  margin-bottom: 0.75rem;
}
.support-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: 1.1rem 1.4rem;
  margin-bottom: 1rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--canvas);
  border-top: 1px solid var(--hairline);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem 2.5rem;
  padding-block: clamp(1.75rem, 4vw, 2.5rem);
  flex-wrap: wrap;
}
.footer-logo img {
  height: 52px;
  width: auto;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
}
.footer-links a {
  color: var(--ink);
  font-weight: 700;
  font-size: var(--t-body);
}
.footer-links a:hover {
  color: var(--orange-deep);
}
.footer-copy {
  color: var(--body-mid);
  font-size: var(--t-body-sm);
}
@media (max-width: 700px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 992px) {
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .cat-head,
  .support-row,
  .sector-row-full,
  .form-grid,
  .customize {
    grid-template-columns: 1fr;
  }
  .product-list {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .cat-head .media-frame {
    order: -1;
  }
  .customize-actions {
    justify-self: start;
  }
}

@media (max-width: 560px) {
  .grid--4,
  .grid--3,
  .grid--2 {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .product-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
  }
}