/* ═══════════════════════════════════════════════════════════════
   TEKSON GROUP İNŞAAT — Endüstriyel Mühendislik Kimliği
   Design System: Steel / Safety Orange / Blueprint
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Colors */
  --steel-950: #14181C;
  --steel-900: #191E23;
  --steel-800: #1F262B;
  --steel-700: #2B333A;
  --steel-600: #3C454D;
  --concrete: #EDEAE3;
  --concrete-dim: #C7C3BA;
  --concrete-muted: #8D949A;
  --orange: #E85D25;
  --orange-light: #F47C46;
  --orange-dark: #B84718;
  --orange-dim: rgba(232, 93, 37, 0.12);
  --blueprint: #5B9BB8;
  --blueprint-dim: rgba(91, 155, 184, 0.14);

  /* Typography */
  --font-display: 'Barlow Condensed', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --section-padding: clamp(72px, 10vw, 140px);
  --container-max: 1440px;
  --container-padding: clamp(20px, 5vw, 80px);

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.25s var(--ease-out-expo);
  --transition-med: 0.5s var(--ease-out-expo);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background-color: var(--steel-950);
  color: var(--concrete);
  line-height: 1.7;
  overflow-x: hidden;
}

::selection {
  background: var(--orange);
  color: var(--steel-950);
}

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

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

ul,
ol {
  list-style: none;
}

::-webkit-scrollbar {
  width: 7px;
}

::-webkit-scrollbar-track {
  background: var(--steel-950);
}

::-webkit-scrollbar-thumb {
  background: var(--orange-dark);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--orange);
}

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

/* ─── Diagonal hazard texture (used sparingly) ─── */
.hazard-strip {
  height: 6px;
  width: 100%;
  background: repeating-linear-gradient(135deg, var(--orange) 0 14px, var(--steel-900) 14px 28px);
}

/* ─── Section shared ─── */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 20px;
}

.section-label::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--orange);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.6rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--concrete);
  margin-bottom: 22px;
}

.section-title .highlight {
  color: var(--orange);
}

.section-subtitle {
  font-size: clamp(0.98rem, 1.1vw, 1.08rem);
  color: var(--concrete-muted);
  max-width: 560px;
  line-height: 1.8;
}

/* ─── Reveal animations ─── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
}

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

.reveal-delay-1 {
  transition-delay: 0.06s;
}

.reveal-delay-2 {
  transition-delay: 0.12s;
}

.reveal-delay-3 {
  transition-delay: 0.18s;
}

.reveal-delay-4 {
  transition-delay: 0.24s;
}

.reveal-delay-5 {
  transition-delay: 0.3s;
}

/* ─── Preloader ─── */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--steel-950);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 28px;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-bar {
  width: 220px;
  height: 3px;
  background: var(--steel-700);
  overflow: hidden;
}

.preloader-bar-inner {
  height: 100%;
  width: 0%;
  background: var(--orange);
  animation: preloaderFill 1.6s var(--ease-out-expo) forwards;
}

@keyframes preloaderFill {
  to {
    width: 100%;
  }
}

/* ═══════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 22px 0;
  border-bottom: 1px solid transparent;
  transition: all 0.4s var(--ease-out-expo);
}

.navbar.is-scrolled {
  padding: 14px 0;
  background: rgba(20, 24, 28, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--steel-700);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--concrete-dim);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width var(--transition-fast);
}

.nav-links a:hover {
  color: var(--concrete);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  font-size: 0.76rem !important;
  font-weight: 700 !important;
  padding: 11px 24px !important;
  background: var(--orange) !important;
  color: var(--steel-950) !important;
  border-radius: 2px !important;
  transition: all var(--transition-fast) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--orange-light) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 101;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--concrete);
  transition: all var(--transition-fast);
}

.nav-toggle.is-active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 24, 28, 0.98);
  z-index: 100;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s var(--ease-out-expo);
}

.nav-mobile.is-open {
  opacity: 1;
  visibility: visible;
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.nav-mobile a:hover {
  color: var(--orange);
}

/* Brand */
.nav-logo-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-img {
  height: 46px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--concrete);
  line-height: 1;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--orange);
  margin-top: 4px;
  text-transform: uppercase;
}

.preloader-logo-wrap,
.footer-logo-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.preloader-logo-img {
  height: 56px;
  width: auto;
}

.footer-logo-img {
  height: 42px;
  width: auto;
}

/* ═══════════════════════════════════════
   HERO
   ═══════════════════════════════════════ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: grayscale(0.25) contrast(1.12) brightness(0.6);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 24, 28, 0.55) 0%, rgba(20, 24, 28, 0.35) 35%, rgba(20, 24, 28, 0.85) 82%, rgba(20, 24, 28, 1) 100%);
}

/* corner brackets — signature technical-drawing marker */
.hero::before,
.hero::after {
  content: '';
  position: absolute;
  width: 34px;
  height: 34px;
  z-index: 3;
  pointer-events: none;
}

.hero::before {
  top: 100px;
  left: var(--container-padding);
  border-top: 2px solid var(--orange);
  border-left: 2px solid var(--orange);
}

.hero::after {
  top: 100px;
  right: var(--container-padding);
  border-top: 2px solid var(--orange);
  border-right: 2px solid var(--orange);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 880px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeUp 0.8s 1.4s var(--ease-out-expo) forwards;
}

.hero-eyebrow::before {
  content: '';
  width: 34px;
  height: 1px;
  background: var(--orange);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7.5vw, 6.2rem);
  font-weight: 800;
  line-height: 0.96;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(36px);
  animation: heroFadeUp 0.9s 1.55s var(--ease-out-expo) forwards;
}

.hero-title .highlight {
  color: var(--orange);
}

.hero-desc {
  font-size: clamp(1rem, 1.2vw, 1.12rem);
  color: var(--concrete-dim);
  max-width: 500px;
  line-height: 1.8;
  margin-bottom: 44px;
  opacity: 0;
  transform: translateY(24px);
  animation: heroFadeUp 0.8s 1.7s var(--ease-out-expo) forwards;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(24px);
  animation: heroFadeUp 0.8s 1.85s var(--ease-out-expo) forwards;
}

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 17px 36px;
  background: var(--orange);
  color: var(--steel-950);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.btn-primary svg {
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: translateX(4px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 17px 32px;
  background: transparent;
  color: var(--concrete);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid var(--steel-600);
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0;
  animation: heroFadeUp 0.8s 2.1s var(--ease-out-expo) forwards;
}

.hero-scroll span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--concrete-muted);
}

.scroll-line {
  width: 1px;
  height: 44px;
  background: var(--steel-700);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--orange);
  animation: scrollAnim 2s ease-in-out infinite;
}

@keyframes scrollAnim {
  0% {
    top: -100%;
  }

  50% {
    top: 100%;
  }

  100% {
    top: 100%;
  }
}

/* Stats bar — spec-sheet style */
.hero-stats {
  position: absolute;
  bottom: 70px;
  right: var(--container-padding);
  z-index: 3;
  display: flex;
  background: var(--steel-900);
  border: 1px solid var(--steel-700);
  border-top: 2px solid var(--orange);
  border-radius: 2px;
  opacity: 0;
  animation: heroFadeUp 0.8s 2s var(--ease-out-expo) forwards;
}

.hero-stat {
  padding: 22px 30px;
  text-align: center;
  position: relative;
}

.hero-stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 22%;
  height: 56%;
  width: 1px;
  background: var(--steel-700);
}

.hero-stat-number {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--orange);
  display: block;
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat-label {
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--concrete-muted);
  white-space: nowrap;
}

/* ═══════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  border: 1px solid var(--steel-700);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.05);
  transition: transform 0.7s var(--ease-out-expo);
}

.about-image:hover img {
  transform: scale(1.04);
}

.about-image::before,
.about-image::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  z-index: 2;
  pointer-events: none;
}

.about-image::before {
  top: 12px;
  left: 12px;
  border-top: 2px solid var(--orange);
  border-left: 2px solid var(--orange);
}

.about-image::after {
  bottom: 12px;
  right: 12px;
  border-bottom: 2px solid var(--orange);
  border-right: 2px solid var(--orange);
}

.about-text p {
  color: var(--concrete-muted);
  font-size: 1.03rem;
  line-height: 1.9;
  margin-bottom: 28px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 36px;
  background: var(--steel-700);
  border: 1px solid var(--steel-700);
}

.about-feature {
  background: var(--steel-900);
  padding: 22px;
  transition: background var(--transition-fast);
}

.about-feature:hover {
  background: var(--steel-800);
}

.about-feature-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  margin-bottom: 12px;
}

.about-feature h4 {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.about-feature p {
  font-size: 0.8rem !important;
  color: var(--concrete-muted);
  margin-bottom: 0 !important;
  line-height: 1.6 !important;
}

/* ═══════════════════════════════════════
   PROJECTS
   ═══════════════════════════════════════ */
.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 56px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--steel-700);
  border: 1px solid var(--steel-700);
}

.project-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.2) contrast(1.08);
  transition: transform 0.7s var(--ease-out-expo);
}

.project-card:hover img {
  transform: scale(1.08);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(20, 24, 28, 0.55) 65%, rgba(20, 24, 28, 0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 8px;
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.15;
  margin-bottom: 8px;
}

.project-location {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--concrete-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.project-arrow {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 38px;
  height: 38px;
  background: var(--steel-900);
  border: 1px solid var(--steel-700);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--concrete);
  opacity: 0;
  transform: translateY(8px) rotate(-45deg);
  transition: all var(--transition-fast);
}

.project-card:hover .project-arrow {
  opacity: 1;
  transform: translateY(0) rotate(-45deg);
  border-color: var(--orange);
  color: var(--orange);
}

/* ═══════════════════════════════════════
   SERVICES
   ═══════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  margin-top: 56px;
  background: var(--steel-700);
  border: 1px solid var(--steel-700);
}

.service-card {
  background: var(--steel-900);
  padding: 38px 26px;
  position: relative;
  overflow: hidden;
  border-left: 3px solid transparent;
  transition: all var(--transition-med);
  cursor: pointer;
}

.service-card:hover {
  border-left-color: var(--orange);
  background: var(--steel-800);
}

.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  color: var(--orange);
  border: 1px solid var(--steel-700);
  transition: all var(--transition-fast);
}

.service-card:hover .service-icon {
  background: var(--orange);
  color: var(--steel-950);
  border-color: var(--orange);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.82rem;
  color: var(--concrete-muted);
  line-height: 1.7;
}

.service-number {
  position: absolute;
  top: 16px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--steel-600);
  letter-spacing: 0.03em;
}

/* ═══════════════════════════════════════
   TIMELINE
   ═══════════════════════════════════════ */
.timeline-wrapper {
  position: relative;
  margin-top: 72px;
  padding-left: 56px;
}

.timeline-line {
  position: absolute;
  left: 26px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--steel-700);
}

.timeline-line-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0%;
  background: var(--orange);
  transition: height 0.1s linear;
}

.timeline-item {
  position: relative;
  padding-bottom: 52px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -37px;
  top: 6px;
  width: 13px;
  height: 13px;
  background: var(--steel-950);
  border: 2px solid var(--steel-600);
  transition: all var(--transition-fast);
  z-index: 1;
}

.timeline-item.is-visible .timeline-dot {
  border-color: var(--orange);
  background: var(--orange);
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--orange);
  margin-bottom: 10px;
}

.timeline-content {
  background: var(--steel-900);
  border: 1px solid var(--steel-700);
  border-left: 2px solid var(--steel-700);
  padding: 26px 30px;
}

.timeline-item.is-visible .timeline-content {
  border-left-color: var(--orange);
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.88rem;
  color: var(--concrete-muted);
  line-height: 1.7;
}

/* ═══════════════════════════════════════
   WHY US
   ═══════════════════════════════════════ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 56px;
  background: var(--steel-700);
  border: 1px solid var(--steel-700);
}

.why-card {
  background: var(--steel-900);
  padding: 38px 30px;
  position: relative;
  border-top: 3px solid transparent;
  transition: all var(--transition-med);
}

.why-card:hover {
  border-top-color: var(--orange);
  background: var(--steel-800);
}

.why-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--steel-700);
  color: var(--orange);
  margin-bottom: 22px;
}

.why-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.why-card p {
  font-size: 0.88rem;
  color: var(--concrete-muted);
  line-height: 1.7;
}

/* ═══════════════════════════════════════
   TESTIMONIALS
   ═══════════════════════════════════════ */
.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 56px;
  background: var(--steel-700);
  border: 1px solid var(--steel-700);
}

.testimonial-card {
  background: var(--steel-900);
  padding: 38px 34px;
  position: relative;
}

.testimonial-quote-icon {
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 1;
  color: var(--orange);
  opacity: 0.35;
  margin-bottom: 18px;
}

.testimonial-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--concrete-dim);
  margin-bottom: 26px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  background: var(--orange);
  color: var(--steel-950);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

.testimonial-info h4 {
  font-size: 0.9rem;
  font-weight: 700;
}

.testimonial-info span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--concrete-muted);
}

.testimonial-stars {
  position: absolute;
  top: 34px;
  right: 34px;
  display: flex;
  gap: 3px;
  color: var(--orange);
  font-size: 0.78rem;
}

/* ═══════════════════════════════════════
   PARTNERS
   ═══════════════════════════════════════ */
.partners {
  padding: 64px 0;
  border-top: 1px solid var(--steel-700);
  border-bottom: 1px solid var(--steel-700);
  overflow: hidden;
}

.partners-track {
  display: flex;
  gap: 72px;
  animation: partnerScroll 25s linear infinite;
}

.partner-logo {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--concrete-muted);
  opacity: 0.4;
  transition: opacity var(--transition-fast);
  white-space: nowrap;
}

.partner-logo:hover {
  opacity: 0.9;
  color: var(--orange);
}

@keyframes partnerScroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* ═══════════════════════════════════════
   CTA
   ═══════════════════════════════════════ */
.cta-section {
  padding: var(--section-padding) 0;
  text-align: center;
  position: relative;
  border-top: 1px solid var(--steel-700);
}

.cta-section .section-title {
  max-width: 720px;
  margin: 0 auto 22px;
}

.cta-section .section-subtitle {
  margin: 0 auto 44px;
  text-align: center;
}

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
.footer {
  background: var(--steel-900);
  border-top: 1px solid var(--steel-700);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 56px;
  padding-bottom: 56px;
}

.footer-brand {
  max-width: 320px;
}

.footer-brand p {
  font-size: 0.87rem;
  color: var(--concrete-muted);
  line-height: 1.8;
  margin-bottom: 24px;
  margin-top: 16px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--concrete);
  margin-bottom: 22px;
}

.footer-col ul li {
  margin-bottom: 13px;
}

.footer-col ul li a {
  font-size: 0.87rem;
  color: var(--concrete-muted);
  transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
  color: var(--orange);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 17px;
}

.footer-contact-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--steel-700);
  color: var(--orange);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item p {
  font-size: 0.87rem;
  color: var(--concrete-muted);
  line-height: 1.6;
}

.footer-contact-item p strong {
  color: var(--concrete);
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-map {
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--steel-700);
  height: 150px;
}

.footer-map iframe {
  width: 100%;
  height: 100%;
  filter: grayscale(100%) invert(92%) contrast(83%);
  border: none;
}

.footer-bottom {
  border-top: 1px solid var(--steel-700);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--concrete-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 22px;
}

.footer-bottom-links a {
  font-size: 0.78rem;
  color: var(--concrete-muted);
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--orange);
}

/* ═══════════════════════════════════════
   MISC
   ═══════════════════════════════════════ */
.parallax-img {
  will-change: transform;
}

.counter {
  display: inline-block;
}

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero::before,
  .hero::after {
    display: none;
  }

  .hero-stats {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 36px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: 100%;
  }

  .hero-stat:not(:last-child)::after {
    display: none;
  }

  .hero-content {
    max-width: 100%;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: clamp(48px, 9vw, 76px);
    --container-padding: 20px;
  }

  .navbar {
    padding: 14px 0;
  }

  .navbar.is-scrolled {
    padding: 10px 0;
  }

  .brand-logo-img {
    height: 38px;
  }

  .brand-name {
    font-size: 1.2rem;
  }

  .brand-tag {
    font-size: 0.54rem;
    letter-spacing: 0.18em;
  }

  .nav-mobile {
    padding: 100px 24px 40px;
    gap: 24px;
  }

  .nav-mobile a {
    font-size: 1.5rem;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 56px;
  }

  .hero-title {
    font-size: clamp(2.2rem, 8.5vw, 3.4rem);
    margin-bottom: 16px;
  }

  .hero-desc {
    font-size: 0.95rem;
    margin-bottom: 24px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    min-height: 48px;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 30px;
  }

  .hero-stat {
    padding: 14px 8px;
    text-align: center;
  }

  .hero-stat-number {
    font-size: 1.5rem;
  }

  .hero-scroll {
    display: none;
  }

  .about-image {
    aspect-ratio: 16/10;
  }

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

  .about-feature {
    padding: 16px;
  }

  .projects-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 30px;
  }

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

  .project-card {
    aspect-ratio: 4/3;
  }

  .project-overlay {
    padding: 22px 18px;
  }

  .project-title {
    font-size: 1.3rem;
  }

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

  .service-card {
    padding: 26px 22px;
  }

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

  .why-card {
    padding: 26px 22px;
  }

  .timeline-wrapper {
    padding-left: 38px;
    margin-top: 36px;
  }

  .timeline-line {
    left: 12px;
  }

  .timeline-dot {
    left: -33px;
    width: 12px;
    height: 12px;
  }

  .timeline-content {
    padding: 20px 18px;
  }

  .testimonials-slider {
    grid-template-columns: 1fr;
  }

  .testimonial-card {
    padding: 26px 22px;
  }

  .partners {
    padding: 22px 0;
  }

  .partner-logo {
    font-size: 1rem;
  }

  .footer {
    padding-top: 56px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-map {
    height: 220px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 16px;
  }

  .section-title {
    font-size: 2rem;
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .brand-tag {
    display: none;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
  }

  .hero-stat-number {
    font-size: 1.4rem;
  }
}