/* PT Elfabi Jaya Utama - Base Styles with Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

.animate-on-scroll {
  opacity: 0;
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0) !important;
}
:root {
  --color-primary: #1A3C2A; /* Hijau Tua */
  --color-accent: #FFC72C; /* Kuning Emas */
  --color-bg: #F8F9FA;     /* Abu-abu sangat muda */
  --color-white: #FFFFFF;
  --color-text: #333333;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(0,0,0,0.06);
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  /* Layout helpers */
  --header-h: 80px;
  --footer-h: 96px;
  
  /* Animation delays */
  --delay-1: 0.1s;
  --delay-2: 0.2s;
  --delay-3: 0.3s;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { 
    opacity: 0;
    transform: translateY(20px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

body {
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  opacity: 0;
  animation: fadeIn 0.8s var(--ease-out) forwards;
  overflow-x: hidden;
}

/* Smooth scrolling and spacing */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px; /* Space for fixed header */
}

/* Add padding to body to prevent content from being hidden behind fixed header */
body {
  padding-top: 80px; /* Match this with your header height */
}

/* Adjust for mobile */
@media (max-width: 768px) {
  html {
    scroll-padding-top: 70px; /* Slightly less on mobile */
  }
  
  body {
    padding-top: 70px;
  }
}

/* Focus styles for accessibility */
*:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

/* Header */
.site-header { 
  position: fixed; 
  top: 0; 
  left: 0; 
  right: 0; 
  background: rgba(26, 60, 42, 0.98); 
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  z-index: 1000;
  padding: 12px 0;
  transition: var(--transition);
  transform: translateY(0);
  will-change: transform, background, padding, box-shadow;
  height: 80px; /* Fixed height for consistency */
  display: flex;
  align-items: center;
}

.site-header.scrolled {
  padding: 8px 0;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  background: rgba(26, 60, 42, 0.98);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
}

.header-actions {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.logo {
  display: inline-flex; align-items: center; gap: 12px; color: #fff; text-decoration: none;
}

.logo img {
  height: 40px;
  width: auto;
  background-color: #fff;
  padding: 5px;
  border-radius: 4px;
}

.logo-text { font-size: 1.2rem; color: var(--color-white); font-weight: 700; letter-spacing: 0.5px; }
.logo-text strong { color: var(--color-accent); font-weight: 700; }

.nav { 
  display: flex; 
  align-items: center;
  position: relative;
}

.nav-list { 
  display: flex; 
  list-style: none; 
  margin: 0; 
  padding: 0; 
  gap: 8px;
  align-items: center;
  background: transparent;
  will-change: transform, opacity;
}

/* Ensure nav items are visible on desktop */
@media (min-width: 992px) {
  .nav-list {
    display: flex !important;
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    transform: none !important;
  }
  
  .nav-list li {
    display: block;
  }
  
  .nav-toggle {
    display: none;
  }
  
  .nav-overlay {
    display: none !important;
  }
}

.nav-list a { 
  color: #fff; 
  text-decoration: none; 
  font-weight: 500; 
  padding: 8px 16px;
  position: relative;
  transition: var(--transition);
  border-radius: 6px;
  display: block;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  will-change: transform, color, background;
  animation: slideInRight 0.6s var(--ease-out) both;
  opacity: 0;
  transform: translateX(10px);
}

.nav-list li:nth-child(1) a { animation-delay: 0.1s; }
.nav-list li:nth-child(2) a { animation-delay: 0.15s; }
.nav-list li:nth-child(3) a { animation-delay: 0.2s; }
.nav-list li:nth-child(4) a { animation-delay: 0.25s; }
.nav-list li:nth-child(5) a { animation-delay: 0.3s; }

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background-color: var(--color-accent);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-list a:hover::after {
  width: 80%;
}

.nav-list a.active { 
  color: #fff;
  font-weight: 600;
}

.nav-list a.active::after {
  width: 80%;
  background-color: var(--color-accent);
}

.nav-list a:hover { 
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* Mobile menu button - Hidden by default */
.nav-toggle { 
  display: none;
  background: transparent; 
  border: none;
  cursor: pointer; 
  z-index: 1001;
  margin-left: 15px;
  order: 2;
  position: relative;
  width: 32px;
  height: 24px;
  padding: 0;
  transition: var(--transition);
  will-change: transform;
}

.nav-toggle:hover {
  transform: scale(1.1);
}

.nav-toggle span {
  display: block;
  position: absolute;
  height: 3px;
  width: 100%;
  background: var(--color-accent);
  border-radius: 3px;
  opacity: 1;
  left: 0;
  transform: rotate(0deg);
  transition: var(--transition);
}

.nav-toggle span:nth-child(1) {
  top: 0px;
  transform-origin: left center;
}

.nav-toggle span:nth-child(2) {
  top: 10px;
  transform-origin: left center;
}

.nav-toggle span:nth-child(3) {
  top: 20px;
  transform-origin: left center;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg);
  top: -3px;
  left: 4px;
  background: var(--color-accent);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  width: 0%;
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg);
  top: 22px;
  left: 4px;
  background: var(--color-accent);
}

/* Show toggle only on mobile */
@media (max-width: 991px) {
  .nav-toggle {
    display: flex;
  }
}

.nav-toggle span { 
  display: block; 
  width: 100%;
  height: 2px; 
  background: #fff; 
  transition: all 0.3s ease;
  border-radius: 2px;
  transform-origin: center;
  pointer-events: none;
}

.nav-toggle span:not(:last-child) {
  margin-bottom: 6px;
}

.btn { 
  display: inline-flex; 
  align-items: center; 
  justify-content: center; 
  padding: 12px 18px; 
  border-radius: 999px; 
  font-weight: 600; 
  text-decoration: none; 
  border: 2px solid transparent; 
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-accent);
  z-index: -1;
  transition: transform 0.3s ease;
  transform: scaleX(0);
  transform-origin: right;
  border-radius: 999px;
}

.btn:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.btn:hover {
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

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

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

.btn:hover { filter: brightness(0.95); }

/* Mobile menu styles */
.nav-toggle {
    display: none;
    background: none;
    padding-left: 10px;
  }

  .nav-list a::after {
    display: none;
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1000;
    position: relative;
  }

  .nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: right center;
  }

  .nav-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(11px) rotate(-45deg);
  }
  
  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
  }
  
  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-11px) rotate(45deg);
  }

  /* Overlay when menu is open */
  .nav-overlay {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 990;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }

  .nav-overlay[data-visible="true"] {
    opacity: 1;
    visibility: visible;
  }
  

}

/* Sections */
.section { padding: 64px 0; }
.section:last-of-type { padding-bottom: 28px; }
.services.section { padding-bottom: 20px; }
.section h2 { color: var(--color-primary); margin-top: 0; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }

/* Hero Section */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)),
              url('https://elfabijayautama.com/assets/img/hero.jpg') no-repeat center center / cover fixed;
  color: #fff;
  overflow: hidden;
  width: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-text {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: 2rem;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(26, 60, 42, 0.9) 0%, rgba(16, 42, 29, 0.9) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  width: 100%;
  padding: 2rem;
  margin: 0 auto;
}

.hero-text {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.hero .lead {
  font-size: 1.5rem;
  margin-bottom: 2.5rem;
  opacity: 0.95;
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.hero-cta .btn {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  min-width: 200px;
  text-align: center;
}

.hero-cta .btn.btn-accent {
  background: var(--color-accent);
  border: 2px solid var(--color-accent);
  color: white;
}

.hero-cta .btn.btn-outline {
  border: 2px solid white;
  background: transparent;
  color: white;
}

.hero-cta .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.hero-cta .btn:active {
  transform: translateY(-1px);
}

/* Services Section */
.services {
  padding: 6rem 0;
  position: relative;
}

.services.bg-light {
  background-color: #f8fafc;
  background-image: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
  padding: 0 1rem;
}

.section-header h2 {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-header h2:after {
  content: '';
  position: absolute;
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.25rem;
  color: #64748b;
  max-width: 700px;
  margin: 1rem auto 0;
  line-height: 1.6;
}

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

.card {
  background: white;
  border-radius: 12px;
  padding: 2.5rem 2rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  border: 1px solid #f1f5f9;
}

.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  display: inline-block;
  line-height: 1;
  transition: transform 0.3s ease;
}

.card-hover:hover .card-icon {
  transform: scale(1.1);
}

.card h3 {
  color: var(--color-primary);
  margin: 0 0 1rem;
  font-size: 1.5rem;
  font-weight: 700;
  transition: color 0.3s ease;
}

.card p {
  color: #64748b;
  margin-bottom: 1.5rem;
  line-height: 1.7;
  flex-grow: 1;
  transition: color 0.3s ease;
}

.card-link {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all 0.3s ease;
  margin-top: auto;
  align-self: flex-start;
}

.card-link:after {
  content: '→';
  margin-left: 8px;
  transition: transform 0.3s ease;
  display: inline-block;
}

.card-link:hover {
  color: var(--color-primary);
}

.card-link:hover:after {
  transform: translateX(4px);
}

/* Clients Section */
.clients {
  padding: 4rem 0;
  background: white;
}

.clients h2 {
  text-align: center;
  margin-bottom: 2.5rem;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.clients h2:after {
  content: '';
  position: absolute;
  width: 100px;
  height: 4px;
  background: var(--color-accent);
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.client-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  padding: 1rem 0;
}

.client-logos img {
  max-width: 120px;
  height: auto;
  opacity: 1;
  transition: all 0.3s ease;
  filter: grayscale(100%);
}

.client-logos a:hover img,
.client-logos img:hover {
  opacity: 1;
  filter: grayscale(0%);
  transform: scale(1.05);
}

/* Responsive Adjustments */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 3rem;
  }
  
  .hero .lead {
    font-size: 1.3rem;
  }
  
  .card-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: 70vh;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero .lead {
    font-size: 1.2rem;
  }
  
  .hero-cta {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-cta .btn {
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1.1rem;
    padding: 0 1rem;
  }
  
  .client-logos {
    gap: 1.5rem;
  }
  
  .client-logos img {
    max-width: 100px;
  }
}

@media (max-width: 480px) {
  .hero {
    min-height: 60vh;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero .lead {
    font-size: 1.1rem;
  }
  
  .card {
    padding: 2rem 1.5rem;
  }
  
  .card-icon {
    font-size: 2rem;
    margin-bottom: 1.25rem;
  }
  
  .card h3 {
    font-size: 1.3rem;
  }
  
  .client-logos {
    gap: 1rem;
  }
  
  .client-logos img {
    max-width: 80px;
  }
}

/* Card styles */
.card-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.card { 
  background: #fff; 
  border-radius: 12px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  padding: 2.5rem 2rem;
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  border: 1px solid #f1f5f9;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}
.card.small { padding: 16px; }
.card .icon { font-size: 28px; color: var(--color-accent); margin-bottom: 10px; }


/* Portfolio Filter Buttons */
.portfolio .filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
  padding: 0 10px;
}

.filter-btn {
  display: inline-block;
  padding: 10px 20px;
  background: #f5f5f5;
  color: #444;
  border: 1px solid #e0e0e0;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  text-align: center;
  white-space: nowrap;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.filter-btn:hover {
  background: #e9e9e9;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.filter-btn.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(26, 60, 42, 0.2);
}

.filter-btn.active:hover {
  background: #1a3c2a;
  transform: translateY(-2px);
}

/* Portfolio Cards */
.portfolio-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.portfolio-detail-header {
    padding: 20px 0;
    background-color: #f8f9fa;
    text-align: center;
    margin-bottom: 15px;
}
.portfolio-detail-header h1 {
    margin: 0;
}
.portfolio-detail-content {
    padding: 15px 0;
    max-width: 1200px;
    margin: 0 auto;
}
.portfolio-detail-img {
    width: 100%;
    max-width: 1000px;
    height: auto;
    border-radius: 8px;
    margin: 0 auto 20px;
    display: block;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    max-height: 70vh;
    object-fit: contain;
}
.portfolio-detail-meta {
    list-style: none;
    padding: 0;
    margin: 0 0 15px;
    border: 1px solid #f0f0f0;
    border-radius: 6px;
    background: #fff;
    font-size: 0.95em;
}
.portfolio-detail-meta li {
    padding: 10px 15px;
    border-bottom: 1px solid #f5f5f5;
}
.portfolio-detail-meta li:last-child {
    border-bottom: none;
}
.portfolio-detail-meta strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: 4px;
}
.two-col-uneven {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin: 10px 0;
    align-items: flex-start;
}

.two-col-uneven > div:first-child {
    flex: 3;
    min-width: 300px;
}

.two-col-uneven > div:last-child {
    flex: 1;
    min-width: 280px;
    background: #fff;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.portfolio-grid { 
  display: grid; 
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
  gap: 24px;
  padding: 20px 0;
}

@media (max-width: 768px) {
  .portfolio .filters {
    gap: 8px;
    margin-bottom: 30px;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 10px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
  }
  
  .portfolio .filters::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
  }
  
  .filter-btn {
    padding: 8px 16px;
    font-size: 0.85rem;
    flex-shrink: 0;
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}
.portfolio-card { 
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  cursor: pointer;
  transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
  background: #fff;
  border: 1px solid rgba(0,0,0,0.05);
  transform: translateY(0);
}

.portfolio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.12);
  border-color: rgba(255, 199, 44, 0.3);
}
.portfolio-card .thumb { 
  position: relative;
  height: 220px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: #f8fafc;
  transition: transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow: hidden;
}

.portfolio-card .thumb::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(26, 60, 42, 0.7) 0%, rgba(26, 60, 42, 0) 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.portfolio-card:hover .thumb::before {
  opacity: 1;
}

.portfolio-card:hover .thumb {
  transform: scale(1.05);
}
.portfolio-card .overlay { 
  position: absolute; 
  inset: 0; 
  display: flex; 
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  padding: 20px; 
  background: linear-gradient(0deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 50%, transparent 100%); 
  color: #fff; 
  opacity: 1;
  transform: translateY(20px);
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.portfolio-card .overlay::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 20px;
  width: 40px;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s 0.1s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.portfolio-card:hover .overlay {
  transform: translateY(0);
  background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.3) 60%, transparent 100%);
}

.portfolio-card:hover .overlay::before {
  transform: scaleX(1);
}

.portfolio-card .overlay span {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 5px;
  text-shadow: 0 1px 3px rgba(0,0,0,0.3);
  transform: translateY(10px);
  opacity: 0;
  transition: all 0.3s 0.1s ease-out;
}

.portfolio-card:hover .overlay span {
  transform: translateY(0);
  opacity: 1;
}

/* Add a subtle shine effect on hover */
.portfolio-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.2) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: skewX(-25deg);
  transition: left 0.8s ease;
}

.portfolio-card:hover::after {
  left: 150%;
}

.filters { display: flex; gap: 8px; margin-bottom: 16px; }
.filter-btn { background: #fff; border: 1px solid #e5e7eb; border-radius: 999px; padding: 8px 14px; cursor: pointer; }
.filter-btn.active, .filter-btn:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Two columns */
.two-col { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px; align-items: center; }
.two-col .image-box { background: linear-gradient(135deg, #d1fae5, #a7f3d0); height: 280px; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.two-col .image-box img { width: 100%; height: 100%; object-fit: cover; display: block; }
.two-col-icons { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }

/* Page hero */
.page-hero { 
  padding: 60px 0; 
  background: #f8fafc; 
  text-align: center;
  border-bottom: 1px solid #e5e7eb; 
}
.page-hero h1 { 
  margin: 0 0 16px; 
  color: var(--color-primary); 
  font-size: 2.5rem;
  font-weight: 700;
}
.page-hero .lead {
  max-width: 700px;
  margin: 0 auto 24px;
  font-size: 1.25rem;
  color: #4b5563;
  line-height: 1.5;
}
.page-hero .btn {
  padding: 12px 32px;
  font-size: 1.1rem;
  border-radius: 8px;
}

/* Form Notifications */
.form-notification {
  padding: 12px 16px;
  margin-bottom: 20px;
  border-radius: var(--radius);
  color: white;
  font-weight: 500;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  animation: fadeIn 0.3s ease forwards;
}

.form-notification.error {
  background-color: #f44336;
}

.form-notification.success {
  background-color: #4CAF50;
}

/* Form Validation */
.form-group.invalid input,
.form-group.invalid textarea {
  border-color: #f44336 !important;
  background-color: #ffebee;
}

.form-group .error-message {
  color: #f44336;
  font-size: 0.85rem;
  margin-top: 4px;
  display: none;
}

.form-group.invalid .error-message {
  display: block;
}

/* Contact */
.contact-list { list-style: none; padding: 0; margin: 0 0 16px; }
.contact-list li { margin: 6px 0; }
.map-box { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: #fff; }
.form-group { display: grid; gap: 6px; margin-bottom: 12px; }

/* Alerts */
.alert { padding: 14px; margin-bottom: 16px; border-radius: 10px; border: 1px solid transparent; }
.alert-success { background-color: #d1fae5; color: #065f46; border-color: #a7f3d0; }
.alert-error { background-color: #fee2e2; color: #991b1b; border-color: #fecaca; }
input[type="text"], input[type="email"], textarea {
  padding: 12px 14px; border-radius: 10px; border: 1px solid #e5e7eb; background: #fff; font: inherit;
}

/* Footer */
.site-footer { 
  background: #fff; 
  border-top: 1px solid #e5e7eb; 
  padding: 24px 0; 
  color: #475569; 
  margin-top: auto; 
}

.footer-inner { 
  display: flex; 
  align-items: center; 
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 15px;
}

.footer-brand img {
  height: 100px; /* Significantly increased from 80px */
  width: auto;
  max-width: 300px; /* Increased from 250px */
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 3px 6px rgba(0,0,0,0.15));
  margin: 5px 0; /* Added vertical spacing */
}

.footer-brand img:hover {
  transform: scale(1.1); /* More noticeable grow effect */
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.2));
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #475569;
  text-decoration: none;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 50px;
  transition: all 0.3s ease;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.footer-social a:hover {
  background: #f1f5f9;
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.footer-social svg {
  width: 20px;
  height: 20px;
  color: #e11d48;
}

.site-footer p { 
  margin: 0; 
  font-size: 0.9rem;
  color: #64748b;
}

@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  
  .footer-brand {
    flex-direction: column;
    gap: 8px;
  }
  
  .footer-social a {
    padding: 6px 14px;
    font-size: 0.9rem;
  }
}

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,.7); display: none; align-items: center; justify-content: center; padding: 24px; z-index: 9999; }
.lightbox[aria-hidden="false"] { display: flex; }
.lightbox-content { position: relative; background: #fff; padding: 20px; border-radius: 8px; max-width: 900px; width: 90%; display: flex; gap: 20px; }
.lightbox-content img { flex-shrink: 0; width: 60%; }
.lightbox-details { flex-grow: 1; }
.lightbox-details h3 { margin-top: 0; color: var(--color-primary); }
.project-meta { margin-top: 16px; font-size: 0.9em; color: #555; }
.project-meta div { margin-bottom: 8px; }
.lightbox-close { position: absolute; top: 12px; right: 18px; background: transparent; border: 0; font-size: 32px; cursor: pointer; color: #fff; }
.lightbox img { max-height: 70vh; border-radius: 8px; }

/* Portfolio Navigation Buttons */
.portfolio-nav-buttons {
  display: flex;
  justify-content: space-between;
  margin: 40px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid #e5e7eb;
  gap: 15px;
  flex-wrap: wrap;
  position: relative;
}

.portfolio-nav-buttons::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: #e5e7eb;
}

.nav-button {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  background-color: var(--color-white);
  color: var(--color-primary) !important;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 1px solid #e5e7eb;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  min-width: 200px;
  justify-content: center;
  gap: 8px;
}

.nav-button:hover {
  background-color: var(--color-primary);
  color: white !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-color: var(--color-primary);
}

.prev-button::before {
  content: '←';
  font-weight: bold;
}

.next-button::after {
  content: '→';
  font-weight: bold;
}

/* Responsive */
@media (max-width: 768px) {
  /* Adjust body padding for mobile */
  body {
    padding-top: 70px;
  }
  
  .site-header {
    height: 70px; /* Slightly smaller header on mobile */
    padding: 8px 0;
  }
  /* Base adjustments */
  html { font-size: 15px; }
  
  .container {
    width: 90%;
  }
  
  /* Header */
  .header-inner {
    padding: 10px 0;
  }
  
  .logo img {
    height: 36px;
  }
  
  .logo-text {
    font-size: 1.1rem;
  }
  
  /* Hero section */
  .hero {
    margin-top: -80px; /* Counteract the body padding */
    padding-top: 80px; /* Add back the space */
    padding: 80px 0;
  }
  
  .hero h1 {
    font-size: 2.2rem;
    margin-bottom: 16px;
  }
  
  .hero p {
    font-size: 1.1rem;
    margin-bottom: 24px;
  }
  
  /* Two column layout */
  .two-col {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  /* Footer */
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }
  
  /* Navigation */
  .nav {
    margin-left: 20px;
  }
  .portfolio-nav-buttons {
    flex-direction: column;
    gap: 12px;
  }
  
  .nav-button {
    width: 100%;
    padding: 10px 16px;
    justify-content: space-between;
  }
}

.portfolio-navigation a:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
  border-color: var(--color-accent);
}

.portfolio-navigation a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-accent);
  transition: width 0.3s ease;
}

.portfolio-navigation a:hover::before {
  width: 8px;
}

.nav-prev {
  text-align: left;
  padding-left: 30px !important;
}

.nav-next {
  text-align: right;
  padding-right: 30px !important;
  margin-left: auto;
}

.portfolio-navigation span {
  display: block;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.portfolio-navigation a::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background-size: contain;
  background-repeat: no-repeat;
  opacity: 0.7;
  transition: all 0.3s ease;
}

.nav-prev::after {
  left: 10px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%231A3C2A'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M15 19l-7-7 7-7' /%3E%3C/svg%3E");
}

.nav-next::after {
  right: 10px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%231A3C2A'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M9 5l7 7-7 7' /%3E%3C/svg%3E");
}

.portfolio-navigation a:hover::after {
  opacity: 1;
  transform: translateY(-50%) scale(1.2);
}

@media (max-width: 768px) {
  .portfolio-navigation {
    flex-direction: column;
    gap: 15px;
  }
  
  .portfolio-navigation a {
    max-width: 100%;
    padding: 14px 20px 14px 30px !important;
  }
  
  .nav-next {
    text-align: left;
  }
}

/* Responsive */
@media (max-width: 960px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 12px; }
}

@media (max-width: 768px) {
  .nav-toggle { 
    display: block;
    margin-right: 5px;
  }
  .nav-list { 
    position: fixed; 
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-primary); 
    flex-direction: column; 
    padding: 15px 20px; 
    gap: 12px; 
    box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    display: none;
    z-index: 1000;
    margin: 0;
    border-radius: 0;
    height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav[aria-expanded="true"] .nav-list { 
    display: flex; 
  }
  .nav-list a {
    padding: 12px 15px;
    font-size: 1.1rem;
    border-radius: 8px;
  }
}