/* ==========================================
   INDRIYA ENGINEERING PVT. LTD.
   Brochure-faithful design system
   style.css
   ========================================== */

/* === DESIGN TOKENS === */
:root {
  /* Brand colors — from brochure */
  --navy: #001f3f;
  --navy-dark: #001529;
  --navy-light: #0a3a6b;
  --red: #E30613;
  --red-light: #ff1f2d;
  --red-dark: #b8000f;
  --blue: #005696;
  --white: #ffffff;
  --gray-bg: #f5f6f8;
  --gray-light: #e8eaed;
  --gray-border: #d3d3d3;
  --gray-text: #555555;
  --gray-muted: #888888;
  --black: #1a1a1a;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 31, 63, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 31, 63, 0.08);
  --shadow-lg: 0 8px 28px rgba(0, 31, 63, 0.12);

  /* Fonts */
  --font-display: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(1.75rem, 1rem + 2.5vw, 3rem);
  --text-3xl: clamp(2.25rem, 0.8rem + 4vw, 4rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --content-wide: 1280px;
  --header-height: 4.5rem;
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* === BASE === */
body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black);
  line-height: 1.65;
}

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

section {
  padding-block: clamp(var(--space-12), 5vw, var(--space-20));
}

/* === SECTION HEADERS (brochure style) === */
.section-header {
  margin-bottom: var(--space-10);
}

.section-eyebrow {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--navy);
  margin-bottom: var(--space-2);
}

.section-eyebrow span {
  color: var(--red);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--navy);
  line-height: 1.1;
  margin-bottom: var(--space-3);
}

.section-title span {
  color: var(--red);
}

/* Red+navy underline (from brochure) */
.section-underline {
  width: 100%;
  max-width: 280px;
  height: 3px;
  display: flex;
  margin-bottom: var(--space-5);
}

.section-underline::before {
  content: '';
  width: 50%;
  background: var(--red);
}

.section-underline::after {
  content: '';
  width: 50%;
  background: var(--navy);
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--gray-text);
  max-width: 65ch;
}

/* === HEADER / NAV === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 3px solid var(--red);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: #fff;
}

.logo-mark {
  width: auto;
  height: 44px;
  max-width: 280px;
  flex-shrink: 0;
  object-fit: contain;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-text strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #fff;
}

.logo-text strong span {
  color: var(--red);
}

.logo-text small {
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.6);
  font-style: italic;
  margin-top: 3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-block: var(--space-1);
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: #fff;
  border-bottom-color: var(--red);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.btn-nav-contact {
  background: var(--red);
  color: #fff;
  padding: 0.55rem 1.3rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background var(--transition);
}

.btn-nav-contact:hover {
  background: var(--red-light);
}

/* Mobile menu button */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

.menu-toggle.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile nav drawer */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--navy);
  z-index: 99;
  display: none;
  flex-direction: column;
  padding: var(--space-8);
  gap: var(--space-1);
  transform: translateX(100%);
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

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

.mobile-nav a {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav a:hover {
  color: #fff;
}

.mobile-nav .btn-primary {
  margin-top: var(--space-6);
  justify-content: center;
}

/* === HERO === */
.hero {
  position: relative;
  background: var(--navy);
  overflow: hidden;
  padding-top: var(--header-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(0, 21, 41, 0.95) 0%,
    rgba(0, 31, 63, 0.8) 50%,
    rgba(0, 86, 150, 0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: clamp(var(--space-12), 8vh, var(--space-24));
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(227, 6, 19, 0.12);
  border: 1px solid rgba(227, 6, 19, 0.5);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.9rem;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: var(--red-light);
  margin-bottom: var(--space-5);
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red-light);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: var(--space-4);
}

.hero h1 span {
  color: var(--red);
}

.hero-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-3);
}

.hero p.hero-desc {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.75);
  max-width: 55ch;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--red);
  color: #fff;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background var(--transition), transform var(--transition);
}

.btn-primary:hover {
  background: var(--red-light);
  transform: translateY(-2px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: transparent;
  color: #fff;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: border-color var(--transition), background var(--transition);
}

.btn-secondary:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

/* Hero stats — brochure style bordered box */
.hero-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: var(--space-8) 0 0;
  margin-top: var(--space-10);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stat {
  text-align: center;
  padding: var(--space-4);
}

.hero-stat:not(:last-child) {
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--red);
  margin-bottom: var(--space-1);
}

.hero-stat span {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* === SERVICES === */
#services {
  background: var(--gray-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.service-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-img img {
  transform: scale(1.05);
}

/* Red number ribbon on image (brochure style) */
.service-num {
  position: absolute;
  top: 0;
  left: 0;
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  padding: 0.35rem 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.service-body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

/* Red+navy underline for card titles */
.service-body h3::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  margin-top: var(--space-2);
}

.service-body h3::after {
  background: linear-gradient(90deg, var(--red) 50%, var(--navy) 50%);
}

.service-body p {
  font-size: var(--text-sm);
  color: var(--gray-text);
  margin-bottom: var(--space-4);
  flex: 1;
}

.service-features {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.service-features li {
  font-size: var(--text-xs);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  background: var(--gray-bg);
  color: var(--navy);
  font-weight: 600;
  border: 1px solid var(--gray-light);
}

/* === ABOUT (Company Profile) === */
#about {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

.about-content p {
  color: var(--gray-text);
  margin-bottom: var(--space-4);
}

.about-content p strong {
  color: var(--red);
  font-weight: 600;
}

/* Mission box — brochure style */
.about-mission {
  margin-top: var(--space-6);
  padding: var(--space-5) var(--space-6);
  background: var(--gray-bg);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--red);
}

.about-mission h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: var(--space-2);
  letter-spacing: 0.08em;
}

.about-mission p {
  font-size: var(--text-sm);
  color: var(--gray-text);
  margin: 0;
  font-style: italic;
}

/* Values grid — brochure style with navy header */
.about-values-header {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-2) var(--space-5);
  margin: var(--space-8) 0 var(--space-5);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

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

.value-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-3);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-md);
  background: var(--white);
}

.value-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.value-item:nth-child(even) .value-icon {
  background: var(--red);
}

.value-item h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.value-item p {
  font-size: var(--text-xs);
  color: var(--gray-text);
  margin: 0;
}

/* About image */
.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-md);
  position: relative;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Stats box — brochure style */
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: var(--space-8);
  background: var(--white);
}

.about-stat {
  text-align: center;
  padding: var(--space-5) var(--space-3);
}

.about-stat:not(:last-child) {
  border-right: 1px solid var(--gray-border);
}

.about-stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--red);
  margin-bottom: var(--space-1);
}

.about-stat span {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* === PROJECTS (Marine brochure style) === */
#projects {
  background: var(--navy);
  color: #fff;
}

#projects .section-eyebrow {
  color: rgba(255, 255, 255, 0.7);
}

#projects .section-eyebrow span {
  color: var(--red);
}

#projects .section-title {
  color: #fff;
}

#projects .section-title span {
  color: var(--red);
}

#projects .section-underline::before {
  background: var(--red);
}

#projects .section-underline::after {
  background: #fff;
}

#projects .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.project-card {
  background: var(--white);
  color: var(--black);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--gray-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

/* Project image — brochure style framed photo */
.project-img {
  position: relative;
  height: 180px;
  overflow: hidden;
  border-bottom: 1px solid var(--gray-border);
}

.project-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-img img {
  transform: scale(1.05);
}

/* Red project number card — brochure style */
.project-header {
  display: flex;
  align-items: stretch;
  background: var(--white);
}

.project-number {
  background: var(--red);
  color: #fff;
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 70px;
}

.project-number strong {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  line-height: 1;
}

.project-number span {
  font-family: var(--font-display);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 2px;
}

.project-title-bar {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-title-bar h3 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--navy);
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.project-meta {
  font-size: var(--text-xs);
  color: var(--gray-text);
  margin-top: var(--space-1);
}

.project-meta strong {
  color: var(--navy);
}

/* Navy scope of work bar — brochure style */
.project-scope-bar {
  background: var(--navy);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-4);
}

.project-body {
  padding: var(--space-5);
  flex: 1;
}

.project-body ul {
  list-style: none;
}

.project-body li {
  font-size: var(--text-sm);
  color: var(--gray-text);
  padding: 4px 0;
  padding-left: 1.2rem;
  position: relative;
}

.project-body li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
}

.project-inspection {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--gray-bg);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--gray-text);
  border-left: 3px solid var(--navy);
}

.project-inspection strong {
  color: var(--red);
  font-weight: 700;
}

/* Expertise strip */
.expertise-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-10);
  justify-content: center;
}

.expertise-chip {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
  transition: border-color var(--transition), color var(--transition);
}

.expertise-chip:hover {
  border-color: var(--red);
  color: #fff;
}

/* === CONTACT === */
#contact {
  background: var(--gray-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-10);
}

.contact-info > p {
  color: var(--gray-text);
  margin-bottom: var(--space-6);
}

.contact-detail {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  align-items: flex-start;
}

.contact-detail-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-detail h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.contact-detail p,
.contact-detail a {
  font-size: var(--text-sm);
  color: var(--gray-text);
  text-decoration: none;
}

.contact-detail a:hover {
  color: var(--red);
}

/* Offices — brochure style */
.offices-header {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-2) var(--space-5);
  margin: var(--space-8) 0 var(--space-5);
  clip-path: polygon(0 0, 100% 0, 95% 100%, 0 100%);
  padding-right: var(--space-8);
}

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

.office-card {
  padding: var(--space-4);
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-border);
  font-size: var(--text-xs);
  position: relative;
}

.office-card strong {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--red);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.office-card strong svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.office-card p {
  color: var(--gray-text);
  line-height: 1.5;
  margin: 0;
}

/* Contact form */
.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-border);
  border-top: 4px solid var(--red);
}

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

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--navy);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group label .required {
  color: var(--red);
}

.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  color: var(--black);
  background: var(--gray-bg);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.12);
  background: var(--white);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-submit {
  width: 100%;
  background: var(--red);
  color: #fff;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background var(--transition), transform var(--transition);
}

.form-submit:hover {
  background: var(--red-light);
  transform: translateY(-2px);
}

.form-success {
  display: none;
  padding: var(--space-4);
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  border-radius: var(--radius-sm);
  color: #2e7d32;
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.form-success.visible {
  display: block;
}

/* === FOOTER — brochure style navy bar === */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.7);
  padding-block: var(--space-12) var(--space-6);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand p {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  margin-top: var(--space-4);
  max-width: 35ch;
}

.footer-col h5 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
  font-weight: 700;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: var(--space-2);
}

.footer-col a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--red);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-6);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
}

.footer-core-values {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-core-values span {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.footer-core-values span:not(:last-child)::after {
  content: ' •';
  color: var(--red);
  margin-left: var(--space-2);
}

/* === BACK TO TOP === */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--red);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-3px);
  background: var(--red-light);
}

/* === SCROLL REVEAL === */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }

  .hero h1 {
    font-size: clamp(1.5rem, 7vw, 2.5rem);
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
  }

  .hero-stat:nth-child(2) {
    border-right: none;
  }

  .hero-stat:nth-child(1),
  .hero-stat:nth-child(2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary,
  .btn-secondary {
    justify-content: center;
  }

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

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

  .about-image {
    order: -1;
    max-height: 250px;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stat:nth-child(2) {
    border-right: none;
  }

  .about-stat:nth-child(1),
  .about-stat:nth-child(2) {
    border-bottom: 1px solid var(--gray-border);
  }

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

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 480px) {
  .hero-stat strong {
    font-size: var(--text-lg);
  }
  
  .about-stats {
    grid-template-columns: 1fr;
  }

  .about-stat {
    border-right: none !important;
    border-bottom: 1px solid var(--gray-border);
  }

  .about-stat:last-child {
    border-bottom: none;
  }

  .contact-form {
    padding: var(--space-5);
  }

  .project-header {
    flex-direction: column;
  }

  .project-number {
    flex-direction: row;
    gap: var(--space-2);
    min-width: 0;
    padding: var(--space-2) var(--space-4);
  }
}

/* === PROCESS STRIP === */
.process-section {
  background: var(--navy);
  padding-block: var(--space-6);
}
.process-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.process-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.process-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
}
.process-item span {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.7);
}
.process-arrow {
  color: rgba(255, 255, 255, 0.2);
  font-size: var(--text-lg);
}
/* === FIRE ALARM PRODUCTS === */
.alarm-detail {
  margin-top: var(--space-10);
  background: var(--white);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.alarm-detail-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
}
.alarm-products {
  padding: var(--space-6);
  border-right: 1px solid var(--gray-border);
}
.alarm-products h4, .alarm-compliance h4 {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
}
.alarm-products h4::after, .alarm-compliance h4::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  margin-top: var(--space-2);
  background: linear-gradient(90deg, var(--red) 50%, var(--navy) 50%);
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-3);
}
.product-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--gray-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-light);
}
.product-icon { font-size: 1.25rem; }
.product-item span {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--navy);
}
.alarm-compliance {
  padding: var(--space-6);
  background: var(--navy);
  color: #fff;
}
.alarm-compliance h4 { color: #fff; }
.alarm-compliance h4::after { background: linear-gradient(90deg, var(--red) 50%, #fff 50%); }
.compliance-list { list-style: none; margin-bottom: var(--space-4); }
.compliance-list li {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.8);
  padding: 4px 0 4px 1.5rem;
  position: relative;
}
.compliance-list li::before {
  content: '\2713';
  position: absolute; left: 0; top: 4px;
  color: var(--red); font-weight: 700;
}
.cert-badges { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.cert-badge {
  display: inline-flex; align-items: center;
  padding: 0.3rem 0.7rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-xs); font-weight: 700;
  color: #fff; letter-spacing: 0.03em;
}
/* === CORE SERVICES GRID === */
.core-services-grid { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.core-service {
  font-size: var(--text-xs);
  padding: 0.35rem 0.7rem;
  background: var(--gray-bg);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-sm);
  color: var(--navy); font-weight: 600;
}
/* === INDUSTRIES BAR === */
.industries-bar { margin-top: var(--space-10); }
.industries-header {
  display: inline-block;
  background: var(--red); color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: var(--space-2) var(--space-5);
  margin-bottom: 0;
  clip-path: polygon(0 0, 100% 0, 95% 100%, 0 100%);
  padding-right: var(--space-8);
}
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--navy);
  border-radius: 0 var(--radius-sm) var(--radius-sm) var(--radius-sm);
  overflow: hidden;
}
.industry-item {
  text-align: center;
  padding: var(--space-5) var(--space-3);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}
.industry-item:nth-child(4n) { border-right: none; }
.industry-item:nth-child(-n+4) { border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.industry-item span {
  font-family: var(--font-display);
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.75);
}
/* === PROJECT BADGES === */
.project-badges {
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  margin-bottom: var(--space-8); justify-content: center;
}
.project-badge {
  display: flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  padding: 0.4rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
}
.project-badge svg { color: var(--red); }
/* === LANDMARK PROJECTS === */
.landmark-section { background: var(--gray-bg); }
.landmark-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-5);
}
.landmark-cat {
  display: flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm); font-weight: 700;
  text-transform: uppercase; color: var(--navy);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--gray-border);
}
.landmark-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.landmark-col ul { list-style: none; }
.landmark-col li {
  font-size: var(--text-xs); color: var(--gray-text);
  padding: 4px 0 4px 0.9rem; position: relative;
  line-height: 1.4;
}
.landmark-col li::before {
  content: ''; position: absolute; left: 0; top: 0.6rem;
  width: 4px; height: 4px; border-radius: 50%; background: var(--red);
}
/* === RESPONSIVE new sections === */
@media (max-width: 1024px) {
  .landmark-grid { grid-template-columns: repeat(3, 1fr); }
  .alarm-detail-grid { grid-template-columns: 1fr; }
  .alarm-products { border-right: none; border-bottom: 1px solid var(--gray-border); }
}
@media (max-width: 768px) {
  .process-strip { gap: var(--space-2); }
  .process-arrow { display: none; }
  .process-item span { font-size: 0.65rem; }
  .alarm-detail-grid { grid-template-columns: 1fr; }
  .alarm-products { border-right: none; border-bottom: 1px solid var(--gray-border); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-item:nth-child(2n) { border-right: none; }
  .landmark-grid { grid-template-columns: 1fr; }
  .project-badges { gap: var(--space-2); }
}
@media (max-width: 480px) {
  .process-icon { width: 44px; height: 44px; }
  .industries-grid { grid-template-columns: 1fr; }
  .industry-item { border-right: none !important; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
  .industry-item:last-child { border-bottom: none; }
}