/* ====================================
   MODERN PORTFOLIO STYLESHEET
   STOKED Haarlem - Squarespace-Style
   ==================================== */

/* CSS Variables */
:root {
  /* Brand Colors */
  --color-primary: #FFD700;
  --color-black: #000000;
  --color-white: #FFFFFF;
  --color-gray-light: #F8F8F8;
  --color-gray-medium: #666666;
  --color-gray-dark: #333333;

  /* Portfolio Specific */
  --grid-gap: 2rem;
  --grid-gap-mobile: 1rem;
  --border-radius: 12px;
  --border-radius-small: 8px;
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;

  /* Typography */
  --font-family: 'Montserrat', sans-serif;
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 900;

  /* Spacing */
  --section-padding: 8rem 0;
  --section-padding-mobile: 4rem 0;
  --container-padding: 0 2rem;
  --container-padding-mobile: 0 1rem;
}

/* Global Overrides */
body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--color-black);
  overflow-x: hidden;
}

/* ====================================
   DYNAMIC HERO SECTION - 2 COLUMN LAYOUT
   ==================================== */

.portfolio-hero {
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(26, 26, 26, 0.6) 100%), url('../images/portfolio-bg.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

/* Hero Container - 2 Column Grid - Fully Symmetrical */
.hero-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8rem;
  align-items: center;
  min-height: 85vh;
  padding-top: 6rem;
  padding-bottom: 6rem;
}

/* Left Column: Hero Content */
.hero-content {
  text-align: left;
  animation: heroSlideInLeft 1.2s ease-out;
}

.hero-subtitle {
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.3em;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  display: block;
  text-transform: uppercase;
  position: relative;
}

/* Subtitle accent line */
.hero-subtitle::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  margin-top: 0.5rem;
  border-radius: 2px;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: var(--font-weight-black);
  line-height: 0.9;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.1rem;
  font-weight: var(--font-weight-light);
  opacity: 0.9;
  line-height: 1.6;
  margin-bottom: 3rem;
  max-width: 500px;
}

/* Hero Call to Action */
.hero-cta {
  margin-top: 2rem;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-primary);
  color: var(--color-black);
  border: none;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.hero-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-white);
  transition: var(--transition-fast);
  z-index: -1;
}

.hero-btn:hover::before {
  left: 0;
}

.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
}

.hero-btn i {
  transition: var(--transition-fast);
}

.hero-btn:hover i {
  transform: translateY(3px);
}

/* Right Column: Dynamic Project Preview - Symmetrical */
.hero-preview {
  position: relative;
  animation: heroSlideInRight 1.2s ease-out;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.preview-project {
  position: relative;
  cursor: pointer;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transition: var(--transition-medium);
  width: 100%;
  max-width: 530px;
  /* Slightly smaller for better balance */
  aspect-ratio: 5/4;
}

.preview-project:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.preview-image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.preview-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-medium);
}

.preview-project:hover .preview-image {
  transform: scale(1.1);
}

/* Preview Overlay - Hidden by default, shown on hover */
.preview-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.8) 0%,
    rgba(0, 0, 0, 0.6) 50%,
    rgba(255, 215, 0, 0.1) 100%
  );
  display: flex;
  align-items: flex-end;
  padding: 0;
  margin: 0;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(2px);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.preview-project:hover .preview-overlay {
  opacity: 1;
}

.preview-content {
  color: var(--color-white);
  width: 100%;
  padding: 2rem;
}

.preview-category {
  font-size: 0.8rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.preview-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: 0.8rem;
}

.preview-excerpt {
  font-size: 0.9rem;
  opacity: 0.9;
  line-height: 1.4;
  margin-bottom: 1rem;
}

.preview-action {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  opacity: 0.9;
  transition: var(--transition-fast);
}

.preview-action:hover {
  opacity: 1;
  transform: translateX(5px);
}

/* Preview Badge */
.preview-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(0, 0, 0, 0.7);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 215, 0, 0.3);
  animation: badgePulse 3s infinite;
}

.preview-badge i {
  color: var(--color-primary);
}

/* Scroll Indicator - Identical to Home Page */
.scroll-indicator {
  position: absolute;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.5s ease-out;
}

.scroll-indicator:hover {
  transform: translateX(-50%) scale(1.1);
  color: var(--color-white);
}

.scroll-indicator .fa-chevron-down {
  font-size: 1.5rem;
  animation: bounceIndicator 2s infinite;
}

.scroll-indicator .scroll-text {
  font-size: 1rem;
  margin-top: 5px;
  text-transform: uppercase;
  font-weight: 700;
}

/* ====================================
   HEADER STYLING
   ==================================== */

/* Permanent black header */
.navbar {
  background: var(--color-black);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
}

.navbar .logo,
.navbar nav a,
.navbar .socials a {
  color: var(--color-white) !important;
}

.navbar nav a:hover {
  color: var(--color-primary) !important;
}

/* Hamburger menu styling */
.navbar .hamburger span {
  background-color: var(--color-white);
}

/* ====================================
   PORTFOLIO SECTION
   ==================================== */

.portfolio-section {
  padding: var(--section-padding);
  background: var(--color-white);
}

.portfolio-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding);
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s ease-out;
}

.section-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-black);
  line-height: 1.1;
  margin-bottom: 1rem;
  color: var(--color-black);
}

.section-subtitle {
  font-size: 1.1rem;
  font-weight: var(--font-weight-regular);
  color: var(--color-gray-medium);
  max-width: 600px;
  margin: 0 auto;
}

/* Filter Navigation */
.filter-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.filter-btn {
  background: transparent;
  border: 2px solid var(--color-gray-light);
  padding: 0.8rem 1.5rem;
  border-radius: 50px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-medium);
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.filter-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-primary);
  transition: var(--transition-fast);
  z-index: -1;
}

.filter-btn:hover::before,
.filter-btn.active::before {
  left: 0;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-primary);
  color: var(--color-black);
  transform: translateY(-2px);
}

.filter-btn span {
  position: relative;
  z-index: 1;
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--grid-gap);
  margin-bottom: 3rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: var(--transition-medium);
  cursor: pointer;
  animation: fadeInUp 0.8s ease-out both;
}

.portfolio-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.portfolio-image-wrapper {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.portfolio-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-medium);
}

.portfolio-item:hover .portfolio-image {
  transform: scale(1.05);
}

/* Portfolio Overlay */
.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.7) 0%,
    rgba(0, 0, 0, 0.4) 100%
  );
  display: flex;
  align-items: flex-end;
  padding: 2rem;
  opacity: 0;
  transition: var(--transition-fast);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.overlay-content {
  color: var(--color-white);
  width: 100%;
}

.project-category {
  font-size: 0.8rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.project-title {
  font-size: 1.4rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.view-project {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  opacity: 0.9;
  transition: var(--transition-fast);
}

.view-project:hover {
  opacity: 1;
  transform: translateX(4px);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--color-gray-medium);
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.5rem;
  font-weight: var(--font-weight-semibold);
  margin-bottom: 0.5rem;
}

/* ====================================
   CALL TO ACTION SECTION
   ==================================== */

.cta-section {
  padding: var(--section-padding);
  background: linear-gradient(135deg, var(--color-black) 0%, #1a1a1a 100%);
  color: var(--color-white);
  overflow: hidden;
  position: relative;
}

.cta-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.cta-content {
  animation: fadeInUp 0.8s ease-out;
}

.cta-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-black);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.cta-description {
  font-size: 1.1rem;
  font-weight: var(--font-weight-light);
  opacity: 0.8;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-primary);
  color: var(--color-black);
  padding: 1rem 2rem;
  border-radius: 50px;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-white);
  transition: var(--transition-fast);
  z-index: -1;
}

.cta-button:hover::before {
  left: 0;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 215, 0, 0.3);
}

.cta-button i {
  transition: var(--transition-fast);
}

.cta-button:hover i {
  transform: translateX(4px);
}

.cta-visual {
  position: relative;
  width: 200px;
  height: 200px;
}

.cta-decoration {
  width: 100%;
  height: 100%;
  background-image: url('../images/stoked-logo.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 1;
  animation: pulse 3s infinite;
}

/* ====================================
   LIGHTBOX MODAL
   ==================================== */

.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-medium);
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
}

.modal-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  color: var(--color-white);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  z-index: 10;
  backdrop-filter: blur(10px);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.modal-content {
  max-width: 1200px;
  width: 100%;
  max-height: 80vh;
  background: var(--color-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  display: grid;
  grid-template-columns: 2fr 1fr;
  animation: modalSlideIn 0.5s ease-out;
}

.modal-image-section {
  position: relative;
  background: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Navigation Arrows */
.nav-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  color: var(--color-white);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.nav-arrow:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}

.nav-prev {
  left: 2rem;
}

.nav-next {
  right: 2rem;
}

/* Image Counter */
.image-counter {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  backdrop-filter: blur(10px);
}

/* Modal Info Section */
.modal-info-section {
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.info-content {
  flex: 1;
}

.project-meta {
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
}

.modal-info-section .project-title {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--color-black);
}

.project-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-gray-medium);
  margin-bottom: 2rem;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.action-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: 50px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.action-button.primary {
  background: var(--color-primary);
  color: var(--color-black);
}

.action-button.primary:hover {
  background: var(--color-black);
  color: var(--color-white);
  transform: translateY(-2px);
}

.action-button.secondary {
  background: transparent;
  color: var(--color-gray-medium);
  border: 2px solid var(--color-gray-light);
}

.action-button.secondary:hover {
  border-color: var(--color-gray-medium);
  color: var(--color-black);
}

/* ====================================
   FOOTER
   ==================================== */

.site-footer {
  background: var(--color-black);
  color: var(--color-gray-medium);
  padding: 2rem;
  text-align: center;
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-content {
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content p {
  margin: 0.5rem 0;
  text-align: center;
}

/* ====================================
   ANIMATIONS
   ==================================== */

/* Hero Slide-in Animations */
@keyframes heroSlideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes heroSlideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

@keyframes scrollLineMove {
  0% {
    transform: translateY(-10px);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateY(30px);
    opacity: 0;
  }
}

@keyframes badgePulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(255, 215, 0, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 215, 0, 0);
  }
}

@keyframes bounceIndicator {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.1;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.2;
  }
  100% {
    transform: scale(1);
    opacity: 0.1;
  }
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(30px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Portfolio Grid Item Stagger Animation */
.portfolio-item:nth-child(1) { animation-delay: 0.1s; }
.portfolio-item:nth-child(2) { animation-delay: 0.2s; }
.portfolio-item:nth-child(3) { animation-delay: 0.3s; }
.portfolio-item:nth-child(4) { animation-delay: 0.4s; }
.portfolio-item:nth-child(5) { animation-delay: 0.5s; }
.portfolio-item:nth-child(6) { animation-delay: 0.6s; }

/* ====================================
   RESPONSIVE DESIGN
   ==================================== */

@media (max-width: 1024px) {
  /* Hero Section - Tablet - Maintain Symmetry */
  .hero-container {
    gap: 4rem;
    min-height: 75vh;
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  .hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
  }

  .hero-description {
    font-size: 1rem;
  }

  .preview-project {
    max-width: 450px;
    aspect-ratio: 4/3;
  }

  /* Portfolio Grid */
  .portfolio-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
  }

  .modal-content {
    grid-template-columns: 1fr;
    max-height: 90vh;
  }

  .modal-image-section {
    aspect-ratio: 16/9;
  }

  .cta-container {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .cta-visual {
    justify-self: center;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: var(--section-padding-mobile);
    --container-padding: var(--container-padding-mobile);
  }

  /* Hero Section - Mobile: Stacked Layout */
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 2rem;
    align-items: center;
  }

  .hero-content {
    text-align: center;
    order: 1;
  }

  .hero-preview {
    order: 2;
    margin-top: 0;
    justify-self: center;
    max-width: 400px;
  }

  .preview-project {
    max-height: 280px;
  }

  .hero-title {
    font-size: clamp(2.5rem, 8vw, 3.5rem);
    margin-bottom: 1.5rem;
  }

  .hero-description {
    font-size: 1rem;
    margin-bottom: 2rem;
    max-width: none;
  }

  .hero-btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .preview-badge {
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.3rem 0.8rem;
    font-size: 0.7rem;
  }

  .scroll-indicator {
    bottom: 2rem;
  }

  /* Portfolio Section */
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: var(--grid-gap-mobile);
  }

  .filter-nav {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .filter-btn {
    width: 100%;
    max-width: 250px;
  }

  .portfolio-overlay {
    padding: 1.5rem;
  }

  .project-title {
    font-size: 1.2rem;
  }

  /* Modal */
  .modal-container {
    padding: 1rem;
  }

  .modal-info-section {
    padding: 2rem;
  }

  .modal-actions {
    flex-direction: column;
  }

  .action-button {
    justify-content: center;
  }

  .nav-arrow {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .nav-prev {
    left: 1rem;
  }

  .nav-next {
    right: 1rem;
  }

  .modal-close {
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 0 1rem;
  }

  .scroll-indicator {
    bottom: 2rem;
  }

  .portfolio-overlay {
    padding: 1rem;
  }

  .overlay-content {
    font-size: 0.9rem;
  }

  .project-title {
    font-size: 1.1rem;
  }

  .cta-button {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }
}

/* ====================================
   PERFORMANCE OPTIMIZATIONS
   ==================================== */

/* Reduce animations on low-performance devices */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .scroll-indicator {
    animation: none;
  }
}

/* GPU acceleration for smooth animations */
.portfolio-item,
.filter-btn,
.cta-button,
.modal-content {
  will-change: transform;
}

/* Optimize for high DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .portfolio-image {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}