/* ===== CSS RESET & BASE STYLES ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  scroll-behavior: smooth;
}

body {
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--color-text-primary);
  background-color: var(--color-background);
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

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

ul,
ol {
  list-style: none;
}

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Colors - Based on screenshot design */
  --color-primary: #1a365d;
  --color-primary-light: #2c5282;
  --color-primary-dark: #153e75;
  --color-accent: #3182ce;
  --color-accent-light: #4299e1;
  
  --color-background: #ffffff;
  --color-background-alt: #f7fafc;
  --color-background-dark: #1a202c;
  
  --color-text-primary: #2d3748;
  --color-text-secondary: #4a5568;
  --color-text-light: #718096;
  --color-text-white: #ffffff;
  
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  
  --color-success: #38a169;
  --color-warning: #d69e2e;
  --color-error: #e53e3e;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;    /* 4px */
  --space-sm: 0.5rem;     /* 8px */
  --space-md: 1rem;       /* 16px */
  --space-lg: 1.5rem;     /* 24px */
  --space-xl: 2rem;       /* 32px */
  --space-2xl: 3rem;      /* 48px */
  --space-3xl: 4rem;      /* 64px */
  --space-4xl: 6rem;      /* 96px */
  --space-5xl: 8rem;      /* 128px */
  
  /* Typography Scale */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  --font-size-6xl: 3.75rem;   /* 60px */
  
  /* Font Weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Border Radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Container Sizes */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
}

/* ===== UTILITY CLASSES ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-xl);
  }
}

/* ===== COMPONENT STYLES ===== */

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-light);
  z-index: 1000;
}

.nav__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

@media (min-width: 640px) {
  .nav__container {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .nav__container {
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
  }
}

.nav__logo {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  background: none;
  border: none;
  padding: var(--space-sm);
  cursor: pointer;
}

.nav__toggle-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition-fast);
}

.nav__list {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
  padding: var(--space-sm) 0;
  position: relative;
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-primary);
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
}

@media (min-width: 768px) {
  .nav__toggle {
    display: none;
  }
  
  .nav__list {
    display: flex;
  }
}

/* Mobile Navigation */
@media (max-width: 767px) {
  .nav__list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: white;
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-lg);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
    box-shadow: var(--shadow-md);
  }
  
  .nav__list.nav__list--open {
    display: flex;
  }
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero--secondary {
  min-height: 50vh;
}

.hero__background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

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

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 54, 93, 0.8) 0%, rgba(26, 54, 93, 0.6) 100%);
  z-index: -1;
}

.hero__content {
  text-align: center;
  color: var(--color-text-white);
  z-index: 1;
}

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

.hero__title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-lg);
  line-height: var(--line-height-tight);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.95;
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--font-size-5xl);
  }
  
  .hero__subtitle {
    font-size: var(--font-size-xl);
  }
}

@media (min-width: 1024px) {
  .hero__title {
    font-size: var(--font-size-6xl);
  }
}

/* Project Details */
.project-details {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.project-details__grid {
  display: grid;
  gap: var(--space-xl);
  text-align: center;
}

.project-details__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.project-details__text {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

@media (min-width: 768px) {
  .project-details__grid {
    grid-template-columns: repeat(3, 1fr);
    text-align: left;
  }
}

/* Features Section */
.features {
  padding: var(--space-4xl) 0;
}

.features__heading {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.features__grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }
}

/* Feature Card */
.feature-card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition-normal);
}

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

.feature-card__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.feature-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.feature-card__content {
  padding: var(--space-lg);
}

.feature-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.feature-card__text {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* Content Grid */
.content-section {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.content-grid {
  display: grid;
  gap: var(--space-3xl);
  align-items: center;
}

.content-grid__heading {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.content-grid__paragraph {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.content-grid__list {
  margin-top: var(--space-lg);
}

.content-grid__list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.content-grid__list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: var(--font-weight-bold);
}

.content-grid__image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 1024px) {
  .content-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
  }
}

/* Design Features */
.design-features {
  padding: var(--space-4xl) 0;
}

.design-features__heading {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.design-features__grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .design-features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .design-features__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }
}

/* Design Card */
.design-card {
  text-align: center;
  padding: var(--space-xl);
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.design-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.design-card__icon {
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  display: flex;
  justify-content: center;
}

.design-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.design-card__text {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* Process Timeline */
.process {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.process__heading {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.process__timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process__timeline::before {
  content: '';
  position: absolute;
  left: var(--space-lg);
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-left: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}

.timeline-item__marker {
  position: absolute;
  left: 0;
  top: var(--space-sm);
  width: var(--space-xl);
  height: var(--space-xl);
  background-color: var(--color-accent);
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: var(--shadow-sm);
}

.timeline-item__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.timeline-item__text {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

@media (min-width: 768px) {
  .process__timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .timeline-item {
    width: 50%;
    padding-left: 0;
    padding-right: var(--space-3xl);
  }
  
  .timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-right: 0;
    padding-left: var(--space-3xl);
  }
  
  .timeline-item__marker {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .timeline-item:nth-child(even) .timeline-item__marker {
    left: 50%;
    transform: translateX(-50%);
  }
}

/* Services Grid */
.services-overview {
  padding: var(--space-4xl) 0;
}

.services-grid {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.services-grid__heading {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.services-grid__container {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .services-grid__container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid__container {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
  }
}

/* Service Card */
.service-card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.service-card__header {
  margin-bottom: var(--space-lg);
}

.service-card__icon {
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.service-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
}

.service-card__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.service-card__features {
  margin-top: auto;
}

.service-card__features li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.service-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: var(--font-weight-bold);
}

/* Process Section */
.process-section {
  padding: var(--space-4xl) 0;
}

.process-section__heading {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.process-section__steps {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .process-section__steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-section__steps {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2xl);
  }
}

/* Process Step */
.process-step {
  text-align: center;
  padding: var(--space-xl);
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.process-step:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.process-step__number {
  display: inline-block;
  width: 60px;
  height: 60px;
  background-color: var(--color-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0 auto var(--space-lg);
}

.process-step__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.process-step__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-sm);
}

/* Portfolio Styles */
.portfolio-intro {
  padding: var(--space-4xl) 0;
}

.portfolio-filter {
  padding: var(--space-xl) 0;
  background-color: var(--color-background-alt);
}

.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

.filter-btn {
  padding: var(--space-sm) var(--space-lg);
  border: 2px solid var(--color-border);
  background-color: white;
  color: var(--color-text-secondary);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-medium);
  transition: var(--transition-fast);
  cursor: pointer;
}

.filter-btn:hover,
.filter-btn--active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(49, 130, 206, 0.1);
}

.portfolio-grid {
  padding: var(--space-4xl) 0;
}

.portfolio-grid__container {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .portfolio-grid__container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .portfolio-grid__container {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
  }
}

/* Portfolio Card */
.portfolio-card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition-normal);
}

.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.portfolio-card__image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.portfolio-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.portfolio-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(26, 54, 93, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

.portfolio-card:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__link {
  color: white;
  padding: var(--space-md);
  border: 2px solid white;
  border-radius: 50%;
  transition: var(--transition-fast);
}

.portfolio-card__link:hover {
  background-color: white;
  color: var(--color-primary);
}

.portfolio-card__content {
  padding: var(--space-lg);
}

.portfolio-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.portfolio-card__category {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
}

.portfolio-card__year {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.portfolio-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.portfolio-card__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-sm);
}

.portfolio-card__stats {
  display: flex;
  gap: var(--space-lg);
}

.portfolio-card__stat {
  text-align: center;
}

.portfolio-card__stat-number {
  display: block;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.portfolio-card__stat-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Portfolio Stats */
.portfolio-stats {
  padding: var(--space-4xl) 0;
  background-color: var(--color-primary);
  color: white;
}

.portfolio-stats__grid {
  display: grid;
  gap: var(--space-xl);
  text-align: center;
}

@media (min-width: 768px) {
  .portfolio-stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .portfolio-stats__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.portfolio-stats__number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-sm);
}

.portfolio-stats__label {
  font-size: var(--font-size-lg);
  opacity: 0.9;
}

/* Blog Styles */
.blog-featured {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.featured-post {
  display: grid;
  gap: var(--space-xl);
  background-color: white;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 1024px) {
  .featured-post {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.featured-post__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

@media (min-width: 1024px) {
  .featured-post__image {
    aspect-ratio: auto;
    height: 100%;
  }
}

.featured-post__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-post__content {
  padding: var(--space-xl);
}

.featured-post__meta {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.featured-post__category {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.featured-post__date {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.featured-post__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  line-height: var(--line-height-tight);
}

.featured-post__excerpt {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
}

.featured-post__link {
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
  transition: var(--transition-fast);
}

.featured-post__link:hover {
  color: var(--color-primary);
}

.blog-posts {
  padding: var(--space-4xl) 0;
}

.blog-posts__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
  .blog-posts__header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.blog-posts__heading {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.blog-filter {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  background-color: white;
  color: var(--color-text-secondary);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  cursor: pointer;
}

.blog-filter:hover,
.blog-filter--active {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(49, 130, 206, 0.1);
}

.blog-posts__grid {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
  .blog-posts__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-posts__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
  }
}

/* Blog Card */
.blog-card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blog-card__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.blog-card__content {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__meta {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.blog-card__category {
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-card__date {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

.blog-card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  line-height: var(--line-height-tight);
}

.blog-card__excerpt {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.blog-card__link {
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  margin-top: auto;
}

.blog-card__link:hover {
  color: var(--color-primary);
}

/* Pagination */
.blog-posts__pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
}

.pagination-btn {
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-border);
  background-color: white;
  color: var(--color-text-secondary);
  border-radius: var(--border-radius-md);
  transition: var(--transition-fast);
  cursor: pointer;
}

.pagination-btn:hover:not(.pagination-btn--disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.pagination-btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-info {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* Newsletter */
.newsletter {
  padding: var(--space-4xl) 0;
  background-color: var(--color-primary);
  color: white;
}

.newsletter__content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.newsletter__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.newsletter__description {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xl);
  opacity: 0.9;
}

.newsletter__form {
  margin-bottom: var(--space-md);
}

.newsletter__input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

@media (min-width: 640px) {
  .newsletter__input-group {
    flex-direction: row;
  }
}

.newsletter__input {
  flex: 1;
  padding: var(--space-md);
  border: none;
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
}

.newsletter__button {
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-accent);
  color: white;
  border: none;
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.newsletter__button:hover {
  background-color: var(--color-accent-light);
}

.newsletter__privacy {
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

/* Contact Styles */
.contact-info {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.contact-info__grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .contact-info__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .contact-info__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.contact-info__item {
  text-align: center;
  padding: var(--space-lg);
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.contact-info__icon {
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  display: flex;
  justify-content: center;
}

.contact-info__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.contact-info__details {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.contact-info__details a {
  color: var(--color-accent);
  transition: var(--transition-fast);
}

.contact-info__details a:hover {
  color: var(--color-primary);
}

/* Contact Form Section */
.contact-form-section {
  padding: var(--space-4xl) 0;
}

.contact-form-section__content {
  display: grid;
  gap: var(--space-3xl);
}

@media (min-width: 1024px) {
  .contact-form-section__content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
  }
}

.contact-form-section__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.contact-form-section__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-xl);
}

.contact-reasons__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.contact-reasons__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-reasons__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
}

.contact-reasons__item svg {
  color: var(--color-success);
  flex-shrink: 0;
}

/* Contact Form */
.contact-form {
  background-color: white;
  padding: var(--space-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-form__row {
  display: grid;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
  .contact-form__row {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-form__field {
  margin-bottom: var(--space-lg);
}

.contact-form__label {
  display: block;
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.contact-form__input,
.contact-form__select,
.contact-form__textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  transition: var(--transition-fast);
}

.contact-form__input:focus,
.contact-form__select:focus,
.contact-form__textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

.contact-form__textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form__checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.contact-form__checkbox-input {
  margin-top: 2px;
}

.contact-form__checkbox-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.contact-form__submit {
  width: 100%;
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition-fast);
}

.contact-form__submit:hover {
  background-color: var(--color-primary-light);
}

/* Map Section */
.map-section {
  padding: var(--space-4xl) 0;
  background-color: var(--color-background-alt);
}

.map-section__title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.map-section__content {
  display: grid;
  gap: var(--space-3xl);
}

@media (min-width: 1024px) {
  .map-section__content {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.map-section__subtitle {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.map-section__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-xl);
}

.transportation__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.transportation__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.transportation__item {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.map-placeholder {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.map-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.map-placeholder__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(26, 54, 93, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  text-align: center;
  padding: var(--space-lg);
}

/* Team Contacts */
.team-contacts {
  padding: var(--space-4xl) 0;
}

.team-contacts__title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3xl);
}

.team-contacts__grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .team-contacts__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .team-contacts__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.team-contact {
  background-color: white;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition-normal);
  text-align: center;
}

.team-contact:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.team-contact__image {
  aspect-ratio: 1;
  overflow: hidden;
}

.team-contact__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-contact__info {
  padding: var(--space-lg);
}

.team-contact__name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.team-contact__role {
  color: var(--color-accent);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-sm);
}

.team-contact__email {
  margin-bottom: var(--space-md);
}

.team-contact__email a {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

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

.team-contact__description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--border-radius-md);
  font-weight: var(--font-weight-medium);
  text-align: center;
  transition: var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn--primary {
  background-color: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--secondary:hover {
  background-color: var(--color-primary);
  color: white;
}

/* CTA Section */
.cta {
  padding: var(--space-4xl) 0;
  background-color: var(--color-primary);
  color: white;
  text-align: center;
}

.cta__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.cta__text {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xl);
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta__buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

@media (min-width: 640px) {
  .cta__buttons {
    flex-direction: row;
    justify-content: center;
  }
}

.cta .btn--primary {
  background-color: white;
  color: var(--color-primary);
  border-color: white;
}

.cta .btn--primary:hover {
  background-color: var(--color-background-alt);
}

.cta .btn--secondary {
  background-color: transparent;
  color: white;
  border-color: white;
}

.cta .btn--secondary:hover {
  background-color: white;
  color: var(--color-primary);
}

/* Footer */
.footer {
  background-color: var(--color-background-dark);
  color: white;
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__content {
  display: grid;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
  .footer__content {
    grid-template-columns: 2fr 1fr;
    gap: var(--space-4xl);
  }
}

.footer__brand {
  max-width: 400px;
}

.footer__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.footer__description {
  color: rgba(255, 255, 255, 0.8);
  line-height: var(--line-height-relaxed);
}

.footer__links {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 640px) {
  .footer__links {
    grid-template-columns: repeat(2, 1fr);
  }
}

.footer__heading {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-md);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__link {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-fast);
}

.footer__link:hover {
  color: white;
}

.footer__bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
}

.footer__copyright {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
}

/* ===== STATS SECTION ===== */
.stats-section {
  padding: 4rem 0;
  background-color: var(--color-background-alt);
}

.stats-section__heading {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--color-text-primary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.stat-card__number {
  display: block;
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-card__label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== METHODOLOGY SECTION ===== */
.methodology-section {
  padding: 5rem 0;
  background-color: white;
}

.methodology-section__heading {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 4rem;
  color: var(--color-text-primary);
}

.methodology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 3rem;
}

.methodology-item {
  padding: 2rem;
  border-left: 4px solid var(--color-primary);
  background: var(--color-background-alt);
  border-radius: 0 12px 12px 0;
}

.methodology-item__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.methodology-item__text {
  margin-bottom: 1.5rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.methodology-item__features {
  list-style: none;
  padding: 0;
}

.methodology-item__features li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
}

.methodology-item__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* ===== PROJECT TEAM SECTION ===== */
.project-team {
  padding: 5rem 0;
  background-color: var(--color-background-alt);
}

.project-team__heading {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 4rem;
  color: var(--color-text-primary);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.team-member {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-member:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.team-member__name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.team-member__role {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.team-member__bio {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== AWARDS & RECOGNITION SECTION ===== */
.awards-recognition {
  padding: 5rem 0;
  background-color: white;
}

.awards-recognition__heading {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 4rem;
  color: var(--color-text-primary);
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.award-item {
  padding: 2rem;
  background: linear-gradient(135deg, var(--color-background-alt) 0%, white 100%);
  border-radius: 12px;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.award-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.award-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.award-item__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
  line-height: 1.3;
}

.award-item__category {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.award-item__description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* ===== PROJECT SPECIFICATIONS SECTION ===== */
.project-specs {
  padding: 5rem 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  position: relative;
  overflow: hidden;
}

.project-specs::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cg fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  opacity: 0.3;
  pointer-events: none;
}

.project-specs__heading {
  text-align: center;
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 3rem;
  color: var(--color-text-primary);
  position: relative;
  z-index: 1;
}

.project_specs__heading::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
}

.project-specs__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  position: relative;
  z-index: 1;
}

/* ===== PROJECT TIMELINE SECTION ===== */
.project-timeline {
  padding: 5rem 0;
  background-color: white;
  position: relative;
}

.project-timeline__heading {
  text-align: center;
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 4rem;
  color: var(--color-text-primary);
  position: relative;
}

.project-timeline__heading::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
}

.timeline-horizontal {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline-horizontal::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
}

.timeline-milestone {
  position: relative;
  padding-left: 4rem;
  opacity: 0.6;
  transition: all 0.3s ease;
}

.timeline-milestone--completed,
.timeline-milestone--current {
  opacity: 1;
}

.timeline-milestone--current {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
  padding: 1.5rem;
  padding-left: 4rem;
  border-radius: 12px;
  border: 2px solid var(--color-primary);
}

.timeline-milestone__marker {
  position: absolute;
  left: 12px;
  top: 1rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: white;
  border: 4px solid var(--color-background-alt);
  transition: all 0.3s ease;
}

.timeline-milestone--completed .timeline-milestone__marker {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.timeline-milestone--current .timeline-milestone__marker {
  background: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.4);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.4);
  }
  50% {
    box-shadow: 0 0 30px rgba(124, 58, 237, 0.8);
  }
  100% {
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.4);
  }
}

.timeline-milestone__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.timeline-milestone__date {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

.timeline-milestone__description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* ===== SPEC CATEGORY STYLES ===== */
.spec-category {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.spec-category::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.spec-category:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

.spec-category:nth-child(1) .spec-category__title {
  color: #2563eb;
}

.spec-category:nth-child(2) .spec-category__title {
  color: #7c3aed;
}

.spec-category:nth-child(3) .spec-category__title {
  color: #059669;
}

.spec-category:nth-child(4) .spec-category__title {
  color: #dc2626;
}

.spec-category__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  position: relative;
}

.spec-category__title::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.spec-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1rem;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius: 12px;
  border-left: 4px solid transparent;
  transition: all 0.3s ease;
  position: relative;
}

.spec-item:hover {
  background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
  border-left-color: var(--color-primary);
  transform: translateX(4px);
}

.spec-item__label {
  font-weight: 600;
  color: var(--color-text-secondary);
  flex: 1;
  margin-right: 1rem;
  font-size: 0.95rem;
  line-height: 1.4;
}

.spec-item__value {
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: right;
  flex-shrink: 0;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== RESPONSIVE DESIGN FOR PROJECT SPECS ===== */
@media (max-width: 768px) {
  .project-specs__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .spec-category {
    padding: 1.5rem;
  }
  
  .spec-category__title {
    font-size: 1.25rem;
  }
  
  .spec-item {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem;
  }
  
  .spec-item__label {
    margin-right: 0;
  }
  
  .spec-item__value {
    text-align: left;
    font-size: 1.1rem;
  }
  
  .project-specs__heading,
  .project-timeline__heading {
    font-size: 2.25rem;
  }
  
  .timeline-horizontal::before {
    left: 15px;
  }
  
  .timeline-milestone {
    padding-left: 3rem;
  }
  
  .timeline-milestone--current {
    padding-left: 3rem;
  }
  
  .timeline-milestone__marker {
    left: 7px;
  }
}

@media (max-width: 480px) {
  .project-specs {
    padding: 3rem 0;
  }
  
  .project-timeline {
    padding: 3rem 0;
  }
  
  .spec-category {
    padding: 1rem;
  }
  
  .spec-item {
    padding: 0.5rem;
  }
  
  .timeline-milestone__title {
    font-size: 1.1rem;
  }
  
  .timeline-milestone__date {
    font-size: 0.8rem;
  }
  
  .timeline-milestone__description {
    font-size: 0.9rem;
  }
}

/* ===== ENHANCED HOVER EFFECTS ===== */
.spec-category:hover .spec-item {
  transform: none;
}

.spec-category:hover .spec-item:hover {
  transform: translateX(8px);
  background: linear-gradient(135deg, #ddd6fe 0%, #c4b5fd 100%);
}

.timeline-milestone:hover {
  opacity: 1;
  transform: translateX(8px);
}

.timeline-milestone:hover .timeline-milestone__marker {
  transform: scale(1.2);
}