/* ============================================
   LOURDES TIMELESS PHOTOGRAPHY
   Design System & Styles
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500&family=Nunito+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* ============================================
   CSS Variables - Design Tokens
   ============================================ */
:root {
  /* Colors from colors.json */
  --ltp-black: #000000;
  --ltp-gold-primary: #AA8D53;
  --ltp-gold-deep: #857143;
  --ltp-ivory: #F5F0E6;
  --ltp-charcoal: #332D26;
  --ltp-taupe: #665C4D;
  --ltp-white: #FFFFFF;
  
  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-xxl: 8rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
  
  /* Shadows */
  --shadow-subtle: 0 2px 20px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 4px 30px rgba(0, 0, 0, 0.12);
  --shadow-strong: 0 8px 40px rgba(0, 0, 0, 0.2);
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  color: var(--ltp-charcoal);
  background-color: var(--ltp-white);
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.2;
  color: var(--ltp-black);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
}

.text-gold {
  color: var(--ltp-gold-primary);
}

.text-taupe {
  color: var(--ltp-taupe);
}

.section-subtitle {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--ltp-gold-primary);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.section-title {
  margin-bottom: var(--space-md);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--ltp-gold-primary);
  margin-top: var(--space-sm);
}

.section-title.centered::after {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   Layout & Container
   ============================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container-wide {
  max-width: 1400px;
}

.container-narrow {
  max-width: 800px;
}

section {
  padding: var(--space-xl) 0;
}

.bg-ivory {
  background-color: var(--ltp-ivory);
}

.bg-charcoal {
  background-color: var(--ltp-charcoal);
  color: var(--ltp-ivory);
}

.bg-black {
  background-color: var(--ltp-black);
  color: var(--ltp-white);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.5rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-medium);
}

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

.btn-primary:hover {
  background-color: var(--ltp-gold-deep);
  border-color: var(--ltp-gold-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

.btn-outline:hover {
  background-color: var(--ltp-gold-primary);
  color: var(--ltp-white);
}

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

.btn-outline-white:hover {
  background-color: var(--ltp-white);
  color: var(--ltp-charcoal);
}

.btn-group {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) 0;
  transition: all var(--transition-medium);
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-subtle);
  padding: 0.75rem 0;
}

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

.nav-logo img {
  height: 60px;
  width: auto;
  transition: height var(--transition-medium);
}

.navbar.scrolled .nav-logo img {
  height: 50px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ltp-white);
  padding: 0.5rem 0;
  position: relative;
}

.navbar.scrolled .nav-link {
  color: var(--ltp-charcoal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--ltp-gold-primary);
  transition: width var(--transition-medium);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta {
  margin-left: var(--space-sm);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--ltp-white);
  transition: all var(--transition-fast);
}

.navbar.scrolled .nav-toggle span {
  background-color: var(--ltp-charcoal);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 850px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.4) 0%,
    rgba(0, 0, 0, 0.3) 50%,
    rgba(0, 0, 0, 0.6) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--ltp-white);
  padding: 0 var(--space-md);
  padding-top: 40px;
  padding-bottom: 80px;
  max-width: 900px;
}

.hero-logo {
  width: 280px;
  height: auto;
  margin: 0 auto var(--space-md);
  filter: brightness(0) invert(1);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  color: var(--ltp-white);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.02em;
}

.hero-slogan {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-style: italic;
  color: var(--ltp-gold-primary);
  margin-bottom: var(--space-md);
  letter-spacing: 0.03em;
}

.hero-intro {
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto var(--space-md);
  opacity: 0.95;
  line-height: 1.7;
}

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

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 30px;
  height: 30px;
  stroke: var(--ltp-white);
  opacity: 0.7;
}

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

/* ============================================
   About Section
   ============================================ */
.about {
  padding: var(--space-xxl) 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.about-image::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--ltp-gold-primary);
  border-radius: var(--radius-md);
  z-index: -1;
}

.about-content {
  padding-left: var(--space-md);
}

.about-content p {
  font-size: 1.0625rem;
  color: var(--ltp-taupe);
  margin-bottom: 1.5rem;
}

.about-signature {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-style: italic;
  color: var(--ltp-gold-primary);
  margin-top: var(--space-md);
}

/* ============================================
   Portfolio Preview Section
   ============================================ */
.portfolio-preview {
  padding: var(--space-xxl) 0;
  overflow: hidden;
}

.portfolio-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.portfolio-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  cursor: grab;
}

.portfolio-carousel:active {
  cursor: grabbing;
}

.portfolio-track {
  display: flex;
  gap: var(--space-sm);
  animation: scroll 60s linear infinite;
  touch-action: pan-x;
  user-select: none;
}

.portfolio-track.dragging {
  animation-play-state: paused;
  cursor: grabbing;
}

.portfolio-track:hover {
  animation-play-state: paused;
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.portfolio-item {
  flex-shrink: 0;
  width: 350px;
  height: 450px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
}

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

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

.portfolio-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: var(--ltp-white);
  opacity: 0;
  transition: opacity var(--transition-medium);
}

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

.portfolio-item-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.portfolio-item-category {
  font-size: 0.875rem;
  color: var(--ltp-gold-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.portfolio-cta {
  text-align: center;
  margin-top: var(--space-lg);
}

/* ============================================
   Services Section
   ============================================ */
.services {
  padding: var(--space-xxl) 0;
}

.services-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.service-card {
  background: var(--ltp-white);
  border: 1px solid rgba(170, 141, 83, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: all var(--transition-medium);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-medium);
  border-color: var(--ltp-gold-primary);
}

.service-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ltp-gold-primary);
  border-radius: 50%;
}

.service-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--ltp-gold-primary);
  fill: none;
  stroke-width: 1.5;
}

.service-title {
  font-size: 1.375rem;
  margin-bottom: var(--space-sm);
  color: var(--ltp-charcoal);
}

.service-description {
  font-size: 0.9375rem;
  color: var(--ltp-taupe);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.service-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9375rem;
  color: var(--ltp-gold-primary);
  margin-bottom: var(--space-sm);
}

.service-price {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ltp-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
  padding: var(--space-xxl) 0;
  text-align: center;
}

.testimonials-header {
  margin-bottom: var(--space-xl);
}

.testimonials-slider {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform var(--transition-slow);
}

.testimonial {
  flex: 0 0 100%;
  padding: 0 var(--space-md);
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-style: italic;
  line-height: 1.8;
  color: var(--ltp-charcoal);
  margin-bottom: var(--space-md);
  position: relative;
}

.testimonial-quote::before {
  content: '"';
  font-size: 4rem;
  color: var(--ltp-gold-primary);
  opacity: 0.3;
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-serif);
}

.testimonial-author {
  font-weight: 600;
  color: var(--ltp-charcoal);
}

.testimonial-session {
  font-size: 0.875rem;
  color: var(--ltp-gold-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.testimonials-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-xs);
  margin-top: var(--space-lg);
}

.testimonial-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--ltp-gold-primary);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.testimonial-dot.active,
.testimonial-dot:hover {
  background: var(--ltp-gold-primary);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
  padding: var(--space-xxl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.contact-info h2 {
  margin-bottom: var(--space-md);
}

.contact-info p {
  font-size: 1.0625rem;
  color: var(--ltp-taupe);
  margin-bottom: var(--space-md);
}

.contact-details {
  margin-top: var(--space-lg);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: var(--ltp-charcoal);
}

.contact-item svg {
  width: 20px;
  height: 20px;
  stroke: var(--ltp-gold-primary);
  fill: none;
}

.social-links {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ltp-gold-primary);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.social-link svg {
  width: 20px;
  height: 20px;
  stroke: var(--ltp-gold-primary);
  fill: none;
  transition: stroke var(--transition-fast);
}

.social-link:hover {
  background: var(--ltp-gold-primary);
}

.social-link:hover svg {
  stroke: var(--ltp-white);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--ltp-ivory);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ltp-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input,
.form-select,
.form-textarea {
  padding: 1rem;
  border: 1px solid rgba(102, 92, 77, 0.3);
  border-radius: var(--radius-sm);
  background: var(--ltp-white);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--ltp-gold-primary);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-submit {
  margin-top: var(--space-sm);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--ltp-charcoal);
  color: var(--ltp-ivory);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.footer-brand {
  max-width: 350px;
}

.footer-logo {
  height: 80px;
  margin-bottom: var(--space-md);
  filter: brightness(0) invert(1);
}

.footer-slogan {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--ltp-gold-primary);
  margin-bottom: var(--space-sm);
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ltp-white);
  margin-bottom: var(--space-md);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--ltp-ivory);
  opacity: 0.8;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--ltp-gold-primary);
  opacity: 1;
}

.footer-bottom {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  opacity: 0.7;
}

/* ============================================
   Gallery Page Styles
   ============================================ */
.gallery-hero {
  padding-top: 120px;
  padding-bottom: var(--space-lg);
  background: var(--ltp-ivory);
  text-align: center;
}

.gallery-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: transparent;
  border: 1px solid var(--ltp-gold-primary);
  color: var(--ltp-charcoal);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--ltp-gold-primary);
  color: var(--ltp-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
}

.gallery-item {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  color: var(--ltp-white);
  opacity: 0;
  transition: opacity var(--transition-medium);
}

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

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
}

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

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 2rem;
  color: var(--ltp-white);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--ltp-gold-primary);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--ltp-white);
  cursor: pointer;
  padding: var(--space-md);
  transition: color var(--transition-fast);
}

.lightbox-nav:hover {
  color: var(--ltp-gold-primary);
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-grid {
    gap: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
  
  .footer-brand {
    grid-column: span 2;
    max-width: 100%;
    text-align: center;
  }
  
  .footer-logo {
    margin: 0 auto var(--space-md);
  }
}

@media (max-width: 768px) {
  section {
    padding: var(--space-lg) 0;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: var(--ltp-white);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-md);
    transition: right var(--transition-medium);
    box-shadow: var(--shadow-strong);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-link {
    color: var(--ltp-charcoal);
    font-size: 1rem;
  }
  
  .nav-toggle {
    display: flex;
    z-index: 1001;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .about-image::before {
    display: none;
  }
  
  .about-content {
    padding-left: 0;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .portfolio-item {
    width: 280px;
    height: 350px;
  }
  
  .gallery-filters {
    gap: 0.5rem;
  }
  
  .filter-btn {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .hero-logo {
    width: 150px;
  }
  
  .btn {
    padding: 0.875rem 2rem;
    width: 100%;
    max-width: 280px;
  }
  
  .contact-form-wrapper {
    padding: var(--space-md);
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Fade in animation */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}