:root {
  --bg-base: #FAFAFA;
  --bg-surface-secondary: #F8FAFC;
  --bg-surface-card: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-surface-dark: #0F172A;

  --accent-primary: #A61C1C;        --accent-secondary: #800000;      --accent-red: #A61C1C;
  --accent-gold: #D4AF37;           --accent-dim: rgba(166, 28, 28, 0.06);
  --accent-glow: rgba(166, 28, 28, 0.18);
  --border-accent: rgba(166, 28, 28, 0.25);
  --border-subtle: #E2E8F0;
  --border-card: #E2E8F0;

  --text-dark: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --text-light: #F8FAFC;

  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --section-gap: 76px;
  --container-max: 1280px;
  --container-pad: 24px;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --ease-modern: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-modern);
  --transition-normal: 0.35s var(--ease-modern);
  --transition-slow: 0.6s var(--ease-modern);

  --shadow-card: 0 10px 30px -5px rgba(15, 23, 42, 0.05), 0 2px 8px -1px rgba(15, 23, 42, 0.02);
  --shadow-hover: 0 22px 45px -10px rgba(166, 28, 28, 0.18), 0 8px 24px -4px rgba(15, 23, 42, 0.06);
  --shadow-glass: 0 20px 50px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(166, 28, 28, 0.08);
}

.preloader-overlay {
  position: fixed;
  inset: 0;
  background: #0F172A;
  color: #FFFFFF;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.preloader-content {
  text-align: center;
  max-width: 850px;
  width: 100%;
}
.preloader-name {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 6.5vw, 4.6rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #FFFFFF;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
  line-height: 1.1;
  perspective: 600px;
}
.preloader-name .letter {
  display: inline-block;
  opacity: 0;
  transform: translateY(50px) scale(0.3);
  transform-origin: center center;
}
.preloader-name .letter.letter-red {
  color: var(--accent-primary);
  text-shadow: 0 0 24px rgba(166, 28, 28, 0.65);
}
.preloader-tagline {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  color: #94A3B8;
  font-weight: 700;
  margin-bottom: 28px;
  opacity: 0;
}
.preloader-bar-wrapper {
  width: 180px;
  height: 3px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 99px;
  margin: 0 auto;
  overflow: hidden;
}
.preloader-bar {
  width: 0%;
  height: 100%;
  background: var(--accent-primary);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-base);
  color: var(--text-body);
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  background-color: var(--bg-base);
  color: var(--text-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-surface-secondary);
}
::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 700;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.text-center {
  text-align: center;
}
.text-center .section-tag {
  margin-left: auto;
  margin-right: auto;
}

section {
  position: relative;
  z-index: 1;
  padding: var(--section-gap) 0;
}
.section-muted {
  background: var(--bg-surface-secondary);
}

.tech-grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(166, 28, 28, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(166, 28, 28, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.section-header {
  margin-bottom: 34px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--accent-primary);
  text-transform: uppercase;
  margin-bottom: 12px;
  padding: 6px 14px;
  background: linear-gradient(135deg, rgba(166, 28, 28, 0.08), rgba(166, 28, 28, 0.02));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  box-shadow: 0 2px 10px rgba(166, 28, 28, 0.06);
}
.section-tag::before {
  content: '';
  width: 7px;
  height: 7px;
  background: var(--accent-primary);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-primary);
}
.section-title {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-dark);
  letter-spacing: -0.03em;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 650px;
  font-weight: 400;
  line-height: 1.7;
}

#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all var(--transition-normal);
  padding: 18px 0;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(250, 250, 250, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom-color: var(--border-subtle);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}
.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand-logo {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo span.badge {
  font-family: var(--font-body);
  font-size: 0.68rem;
  padding: 4px 12px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #FFFFFF;
  border-radius: var(--radius-full);
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 12px rgba(166, 28, 28, 0.25);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
}
.nav-link {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: width var(--transition-fast);
}
.nav-link:hover, .nav-link.active {
  color: var(--accent-primary);
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 22px;
  position: relative;
  z-index: 1002;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-dark);
  position: absolute;
  transition: all var(--transition-normal);
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 9px; }
.hamburger span:nth-child(3) { top: 18px; }

.hamburger.open span:nth-child(1) { transform: rotate(45deg); top: 9px; }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg); top: 9px; }

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 360px;
  height: 100vh;
  background: #FFFFFF;
  border-left: 1px solid var(--border-subtle);
  z-index: 1001;
  padding: 100px 30px 40px;
  transition: right var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: -10px 0 40px rgba(15, 23, 42, 0.15);
}
.mobile-drawer.open {
  right: 0;
}
.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-dark);
  display: block;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}
.mobile-nav-link.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}
.drawer-footer {
  font-size: 0.85rem;
}
.drawer-name {
  color: var(--text-dark);
  font-weight: 700;
}
.drawer-email {
  color: var(--accent-primary);
}

.hero-section {
  min-height: auto;
  padding-top: 90px;
  padding-bottom: 32px;
  display: flex;
  align-items: center;
  position: relative;
  background: 
    linear-gradient(135deg, rgba(250, 250, 250, 0.95) 0%, rgba(248, 250, 252, 0.90) 100%),
    url('assets/images/hero-engineering-office-background.jpg') center/cover no-repeat;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(340px, 0.68fr);
  gap: 36px;
  align-items: center;
}
.hero-content {
  z-index: 2;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.hero-eyebrow .line {
  width: 36px;
  height: 2px;
  background: var(--accent-primary);
}

.hero-headline {
  font-size: clamp(2.6rem, 4.45vw, 3.95rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
  color: var(--text-dark);
}
.hero-subtitle {
  font-size: 1.12rem;
  color: var(--text-body);
  max-width: 620px;
  margin-bottom: 24px;
  border-left: 3px solid var(--accent-primary);
  padding-left: 20px;
  line-height: 1.6;
}
.hero-subtitle strong {
  color: var(--text-dark);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  min-height: 48px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #FFFFFF;
  border: 1px solid var(--accent-primary);
  box-shadow: 0 12px 28px -5px rgba(166, 28, 28, 0.38);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-secondary), #660000);
  border-color: var(--accent-secondary);
  transform: translateY(-3px);
  box-shadow: 0 16px 36px -5px rgba(166, 28, 28, 0.48);
}
.btn-secondary {
  background: #FFFFFF;
  color: var(--text-dark);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
}
.btn-secondary:hover {
  background: var(--accent-dim);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-3px);
}
.btn-full {
  width: 100%;
}

.hero-portrait-wrapper {
  position: relative;
  z-index: 2;
}
.portrait-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-top: 4px solid var(--accent-primary);
  border-radius: var(--radius-lg);
  padding: 10px;
  box-shadow: var(--shadow-glass);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}
.portrait-card:hover {
  box-shadow: var(--shadow-hover);
}
.portrait-image-holder {
  width: 100%;
  height: clamp(370px, 61vh, 680px);
  aspect-ratio: auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: var(--bg-surface-secondary);
}
.portrait-image-holder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
  transition: transform var(--transition-slow);
}
.portrait-card:hover .portrait-image-holder img {
  transform: scale(1.03);
}

.portrait-credential-badge {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  margin-top: 10px;
}
.portrait-name {
  font-family: var(--font-heading);
  font-size: 1.16rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.portrait-roles {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.35;
}
.portrait-roles strong {
  color: var(--text-dark);
}
.credential-company {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 3px 0;
}
.credential-company-logo {
  height: 18px;
  width: auto;
  object-fit: contain;
}
.accent-strong {
  color: var(--accent-primary);
}

.skill-strip-section {
  padding: 24px 0;
  background: #FFFFFF;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  z-index: 5;
  box-shadow: var(--shadow-card);
}
.skill-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  align-items: center;
}
.skill-strip-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-right: 1px solid var(--border-subtle);
  transition: transform var(--transition-fast);
}
.skill-strip-item:hover {
  transform: translateY(-2px);
}
.skill-strip-item:last-child {
  border-right: none;
}
.skill-strip-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(166, 28, 28, 0.1), rgba(166, 28, 28, 0.02));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1.3rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(166, 28, 28, 0.08);
}
.skill-strip-title {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: 0.02em;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 38px;
  align-items: start;
}
.about-visual-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 14px;
  box-shadow: var(--shadow-card);
}
.about-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 14px;
  aspect-ratio: 4/5;
  background: var(--bg-surface-secondary);
}
.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
}
.about-quote {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1.4;
  border-left: 3px solid var(--accent-primary);
  padding-left: 14px;
}

.profile-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.profile-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent-primary);
  transition: width var(--transition-normal);
}
.profile-card:hover::before {
  width: 100%;
}
.profile-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.profile-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.profile-card-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--accent-primary);
  font-weight: 800;
}
.profile-card-icon {
  color: var(--accent-primary);
  font-size: 1.2rem;
}
.profile-card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}
.profile-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}
.about-copy {
  color: var(--text-muted);
  margin-bottom: 22px;
}
.about-copy.lead {
  color: var(--text-body);
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 14px;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.expertise-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.expertise-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}
.expertise-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.expertise-number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent-primary);
  line-height: 1;
}
.expertise-icon {
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, rgba(166, 28, 28, 0.1), rgba(166, 28, 28, 0.02));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1.35rem;
  box-shadow: 0 4px 12px rgba(166, 28, 28, 0.08);
}
.expertise-title {
  font-size: 1.35rem;
  color: var(--text-dark);
  margin-bottom: 12px;
}
.capability-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.capability-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-body);
}
.capability-item::before {
  content: '✓';
  color: var(--accent-primary);
  font-weight: bold;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
  position: relative;
}
.service-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.service-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(166, 28, 28, 0.09), rgba(166, 28, 28, 0.02));
  border: 1px solid var(--border-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent-primary);
  margin-bottom: 14px;
}
.service-title {
  font-size: 1.2rem;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.service-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.tech-badges-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tech-badge-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 9px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-card);
}
.tech-badge-card:hover {
  border-color: var(--accent-primary);
  background: var(--accent-dim);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(166, 28, 28, 0.12);
}
.tech-badge-icon {
  color: var(--accent-primary);
  font-size: 1rem;
}
.tech-badge-name {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-dark);
}

.project-filter-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.filter-btn {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 8px 18px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-card);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--accent-primary);
  color: #FFFFFF;
  border-color: var(--accent-primary);
  box-shadow: 0 6px 18px rgba(166, 28, 28, 0.25);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.project-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}
.project-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.project-image-box {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
  background: var(--bg-surface-secondary);
}
.project-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.project-card:hover .project-image-box img {
  transform: scale(1.05);
}
.project-category-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-accent);
  color: var(--accent-primary);
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  backdrop-filter: blur(6px);
  letter-spacing: 0.05em;
}
.project-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.project-title {
  font-size: 1.25rem;
  color: var(--text-dark);
  margin-bottom: 10px;
}
.project-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 18px;
  line-height: 1.55;
}
.project-link-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--accent-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.modal-container {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px;
  position: relative;
  box-shadow: 0 25px 60px rgba(15, 23, 42, 0.25);
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}
.modal-overlay.open .modal-container {
  transform: scale(1);
}
.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--bg-surface-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-dark);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
}
.modal-category {
  position: static;
  display: inline-block;
  margin-bottom: 10px;
}
.modal-title {
  color: var(--text-dark);
  font-size: 1.45rem;
  margin-bottom: 12px;
  padding-right: 36px;
}
.modal-image-frame {
  width: 100%;
  aspect-ratio: 16/8.5;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 14px;
  background: var(--bg-surface-secondary);
}
.modal-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.modal-details {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.modal-detail-title {
  color: var(--accent-primary);
  font-size: 0.9rem;
  margin-bottom: 3px;
}
.modal-detail-copy {
  color: var(--text-body);
  font-size: 0.93rem;
}
.modal-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.modal-tech-chip {
  padding: 6px 12px;
  font-size: 0.8rem;
}

.highlights-strip {
  background: #FFFFFF;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 26px 0;
  box-shadow: var(--shadow-card);
}
.highlights-flex {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 16px;
}
.highlight-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
}
.highlight-item i {
  color: var(--accent-primary);
}

.timeline {
  position: relative;
  max-width: 850px;
  margin: 0 auto;
  padding: 12px 0;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 24px;
  width: 2px;
  background: var(--accent-primary);
}
.timeline-item {
  position: relative;
  padding-left: 70px;
  margin-bottom: 28px;
}
.timeline-node {
  position: absolute;
  left: 15px;
  top: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 3px solid var(--accent-primary);
  box-shadow: 0 0 12px rgba(166, 28, 28, 0.4);
}
.timeline-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
}
.timeline-card:hover {
  border-color: var(--accent-primary);
  transform: translateX(6px);
  box-shadow: var(--shadow-hover);
}
.timeline-year {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
  margin-bottom: 6px;
}
.timeline-role {
  font-size: 1.25rem;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.timeline-org {
  font-size: 0.92rem;
  color: var(--accent-secondary);
  margin-bottom: 12px;
  font-weight: 600;
}
.timeline-org.with-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.timeline-logo {
  height: 20px;
  width: auto;
  object-fit: contain;
}
.timeline-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 6px;
}

.research-grid, .training-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.research-card, .training-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.research-card:hover, .training-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.inline-tag {
  position: static;
  display: inline-block;
  margin-bottom: 8px;
}
.compact-card-title {
  color: var(--text-dark);
  font-size: 1.2rem;
  margin-bottom: 8px;
}
.compact-card-copy {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 10px;
}
.compact-card-meta {
  color: var(--accent-primary);
  font-size: 0.84rem;
  font-weight: 700;
}
.training-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 10px;
}
.training-card-title {
  color: var(--text-dark);
  font-size: 1.15rem;
}
.training-badge {
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  color: var(--accent-primary);
  flex-shrink: 0;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 9px;
}
.training-focus {
  color: var(--text-body);
  font-size: 0.84rem;
  font-weight: 600;
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.industry-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 14px;
  text-align: center;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
}
.industry-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.industry-icon {
  font-size: 2rem;
  color: var(--accent-primary);
  margin-bottom: 12px;
}
.industry-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
}

#why-ansar {
  background: 
    linear-gradient(135deg, rgba(248, 250, 252, 0.94) 0%, rgba(250, 250, 250, 0.90) 100%),
    url('assets/images/hero-engineering-office-background.jpg') center/cover no-repeat;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.why-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-card);
}
.why-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.why-title {
  font-size: 1.15rem;
  color: var(--accent-primary);
  margin-bottom: 10px;
}
.why-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.value-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 10px;
  text-align: center;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-card);
}
.value-card:hover {
  border-color: var(--accent-primary);
  background: var(--accent-dim);
  transform: translateY(-3px);
}
.value-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-dark);
}
.value-card i {
  color: var(--accent-primary);
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
}
.contact-info-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.contact-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(166, 28, 28, 0.1), rgba(166, 28, 28, 0.02));
  border: 1px solid var(--border-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(166, 28, 28, 0.08);
}
.contact-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}
.contact-val {
  font-size: 1.05rem;
  color: var(--text-dark);
  font-weight: 600;
}
.contact-link {
  color: var(--accent-primary);
  text-decoration: underline;
}

.contact-form {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
}
.form-group {
  margin-bottom: 18px;
}
.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.form-input, .form-textarea {
  width: 100%;
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text-dark);
  transition: all var(--transition-fast);
}
.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(166, 28, 28, 0.12);
}
.form-textarea {
  resize: vertical;
  min-height: 108px;
}

.form-status {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(46, 204, 113, 0.12);
  border: 1px solid #2ecc71;
  color: #27ae60;
}
.form-status.error {
  display: block;
  background: rgba(231, 76, 60, 0.12);
  border: 1px solid #e74c3c;
  color: #c0392b;
}

.footer {
  background: var(--bg-surface-dark);
  color: var(--text-light);
  padding: 44px 0 24px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 28px;
}
.footer-brand-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 10px;
}
.footer-desc {
  font-size: 0.9rem;
  color: #94A3B8;
  max-width: 400px;
}
.footer-heading {
  color: #FFFFFF;
  font-size: 1rem;
  margin-bottom: 10px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
  font-size: 0.9rem;
}
.footer-links a,
.footer-muted {
  color: #94A3B8;
}
.footer-muted {
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.footer-link-accent {
  color: var(--accent-primary);
  font-size: 0.9rem;
}
.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: #94A3B8;
}

#back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--accent-primary);
  color: #FFFFFF;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  z-index: 999;
  box-shadow: 0 4px 15px rgba(166, 28, 28, 0.32);
}

.reveal {
  opacity: 0;
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.reveal-fade-up {
  transform: translateY(24px);
}
.reveal-fade-left {
  transform: translateX(-24px);
}
.reveal-fade-right {
  transform: translateX(24px);
}
.reveal-scale {
  transform: scale(0.97);
}
.reveal.active {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.40s; }
.hero-content > * {
  opacity: 0;
  transform: translateY(20px);
  animation: heroSequenceFade 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.hero-content .hero-eyebrow { animation-delay: 0.1s; }
.hero-content .hero-headline { animation-delay: 0.22s; }
.hero-content .hero-subtitle { animation-delay: 0.34s; }
.hero-content .hero-actions  { animation-delay: 0.46s; }
@keyframes heroSequenceFade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.profile-card,
.expertise-card,
.service-card,
.project-card,
.research-card,
.training-card,
.industry-card,
.why-card,
.value-card,
.contact-info-card,
.contact-form {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 1440px) {
  :root {
    --container-max: 1380px;
    --section-gap: 84px;
  }
}
@media (max-width: 1280px) {
  .expertise-grid,
  .services-grid,
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .industries-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 1024px) {
  :root {
    --section-gap: 64px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-content {
    text-align: left;
  }
  .hero-portrait-wrapper {
    max-width: 580px;
    width: 100%;
    margin: 0 auto;
  }
  .portrait-image-holder {
    height: auto;
    aspect-ratio: 4/4.4;
  }
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .skill-strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .skill-strip-item {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 14px;
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  :root {
    --section-gap: 48px;
    --container-pad: 16px;
  }
  .navbar {
    padding: 12px 0;
    background: rgba(250, 250, 250, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
  }
  .brand-logo {
    font-size: 1.2rem;
  }
  .brand-logo span.badge {
    font-size: 0.6rem;
    padding: 2px 6px;
  }
  .nav-links {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .mobile-drawer {
    width: 100%;
    max-width: 100%;
    padding: 82px 22px 24px;
  }
  .hero-section {
    padding-top: 82px;
    padding-bottom: 28px;
    min-height: auto;
  }
  .hero-eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    flex-wrap: wrap;
  }
  .hero-headline {
    font-size: clamp(1.9rem, 7.5vw, 2.8rem);
    line-height: 1.2;
    margin-bottom: 16px;
  }
  .hero-subtitle {
    font-size: 0.98rem;
    padding-left: 14px;
    margin-bottom: 24px;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .btn {
    width: 100%;
    min-height: 48px;
    font-size: 0.82rem;
  }
  .hero-portrait-wrapper {
    width: 100%;
    max-width: 100%;
  }
  .portrait-image-holder {
    height: auto;
    aspect-ratio: 4/4.35;
  }
  .portrait-card {
    padding: 10px;
  }
  .portrait-credential-badge {
    padding: 12px 14px;
  }
  .portrait-name {
    font-size: 1.15rem;
  }
  .portrait-roles {
    font-size: 0.82rem;
  }
  .skill-strip-section {
    padding: 16px 0;
  }
  .skill-strip-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .skill-strip-item {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding: 8px 0;
  }
  .skill-strip-item:last-child {
    border-bottom: none;
  }
  .skill-strip-icon {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }
  .skill-strip-title {
    font-size: 0.88rem;
  }
  .expertise-grid,
  .services-grid,
  .projects-grid,
  .research-grid,
  .training-grid,
  .profile-cards-grid,
  .why-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .industry-card {
    padding: 16px 10px;
  }
  .industry-icon {
    font-size: 1.5rem;
    margin-bottom: 8px;
  }
  .industry-name {
    font-size: 0.88rem;
  }
  .project-filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 10px;
    margin-bottom: 20px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .project-filter-bar::-webkit-scrollbar {
    display: none;
  }
  .filter-btn {
    flex-shrink: 0;
    padding: 8px 18px;
    font-size: 0.75rem;
  }
  .modal-overlay {
    padding: 12px;
  }
  .modal-container {
    padding: 20px 16px;
    max-height: 94vh;
  }
  .timeline {
    padding: 6px 0;
  }
  .timeline::before {
    left: 12px;
  }
  .timeline-item {
    padding-left: 36px;
    margin-bottom: 22px;
  }
  .timeline-node {
    left: 3px;
    width: 18px;
    height: 18px;
  }
  .timeline-card {
    padding: 18px;
  }
  .timeline-role {
    font-size: 1.1rem;
  }
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .contact-info-card,
  .contact-form {
    padding: 22px 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}
@media (max-width: 480px) {
  :root {
    --section-gap: 42px;
    --container-pad: 14px;
  }
  .section-title {
    font-size: 1.85rem;
  }
  .hero-headline {
    font-size: 1.85rem;
  }
  .industries-grid {
    grid-template-columns: 1fr;
  }
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (prefers-reduced-motion: reduce) {
  body {
    opacity: 1 !important;
  }
  .hero-content > * {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  #bg-canvas {
    display: none;
  }
}