/* ==========================================
   CSS Variables & Root Styles
   ========================================== */
:root {
  /* Colors - Clean, minimal light palette */
  --color-bg: #ffffff;
  --color-bg-elevated: #f8f8f8;
  --color-bg-card: #ffffff;
  --color-surface: #f0f0f0;
  
  --color-text: #1a1a1a;
  --color-text-muted: #666666;
  --color-text-subtle: #999999;
  
  --color-accent: #e85d04;
  --color-accent-hover: #d45003;
  --color-accent-subtle: rgba(232, 93, 4, 0.08);
  
  --color-border: #e5e5e5;
  --color-border-hover: #d0d0d0;
  
  /* Typography */
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-sans: 'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Layout */
  --max-width: 1200px;
  --nav-height: 80px;
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Grain Texture Overlay */
.grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ==========================================
   Typography
   ========================================== */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.italic, em {
  font-style: italic;
}

/* ==========================================
   Layout
   ========================================== */
.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section-header {
  margin-bottom: var(--space-2xl);
}

.section-header.center {
  text-align: center;
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

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

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

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-text-muted);
  background: var(--color-bg-elevated);
}

/* ==========================================
   Navigation
   ========================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity var(--transition-fast);
  line-height: 0;
}

.nav-logo img {
  height: 32px;
  width: auto;
  display: block;
  object-fit: contain;
  max-width: 200px;
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo:hover img {
  opacity: 1;
}

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

.nav-links a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.nav-cta {
  padding: var(--space-xs) var(--space-md) !important;
  background: var(--color-accent);
  color: #ffffff !important;
  border-radius: var(--radius-xl);
}

.nav-cta:hover {
  background: var(--color-accent-hover);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: calc(var(--nav-height) + var(--space-2xl)) var(--space-lg) var(--space-2xl);
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background: var(--color-accent-subtle);
  border: 1px solid rgba(232, 93, 4, 0.2);
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  color: var(--color-accent);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease forwards;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 8vw, 5.5rem);
  font-weight: 400;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero-line {
  display: block;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-line:nth-child(1) { animation-delay: 0.1s; }
.hero-line:nth-child(2) { animation-delay: 0.2s; }
.hero-line:nth-child(3) { animation-delay: 0.3s; }

.hero-line.italic {
  font-style: italic;
  color: var(--color-text-muted);
}

.hero-subtitle {
  max-width: 540px;
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-cta {
  display: flex;
  gap: var(--space-sm);
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.5s forwards;
}

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

.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-text-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.5; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ==========================================
   Marquee
   ========================================== */
.marquee-section {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.marquee {
  display: flex;
  overflow: hidden;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}

.marquee-content span {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.marquee-dot {
  color: var(--color-accent);
  font-size: 0.6rem;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==========================================
   Work Section
   ========================================== */
.work-section {
  padding: var(--space-3xl) 0;
}

.projects-grid {
  display: grid;
  gap: var(--space-lg);
}

.project-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
}

.project-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
}

.project-image {
  aspect-ratio: 16/10;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.project-placeholder {
  color: var(--color-text-subtle);
  font-size: 0.9rem;
}

.project-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-category {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.project-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  margin-bottom: var(--space-sm);
}

.project-description {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.project-tag {
  padding: 4px 12px;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.project-card:nth-child(even) {
  direction: rtl;
}

.project-card:nth-child(even) > * {
  direction: ltr;
}

.project-link-text {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.project-card:hover .project-link-text {
  gap: var(--space-xs);
}

/* ==========================================
   About Section
   ========================================== */
.about-section {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-elevated);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-text {
  margin-bottom: var(--space-xl);
}

.about-text p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about-traits {
  display: flex;
  gap: var(--space-lg);
}

.trait {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.trait-icon {
  font-size: 1rem;
}

.about-image {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.about-photo {
  aspect-ratio: 4/5;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-placeholder {
  color: var(--color-text-subtle);
  font-size: 0.9rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.stat {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================
   Testimonials Section
   ========================================== */
.testimonials-section {
  padding: var(--space-3xl) 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial-card {
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
}

.testimonial-card.featured {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, var(--color-bg-card), rgba(232, 93, 4, 0.05));
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 1;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.testimonial-text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--space-lg);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.author-avatar {
  width: 44px;
  height: 44px;
  background: var(--color-accent);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-weight: 500;
  font-size: 0.9rem;
}

.author-role {
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

/* ==========================================
   Services Section
   ========================================== */
.services-section {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-elevated);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-accent);
}

.service-number {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.service-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ==========================================
   FAQ Section
   ========================================== */
.faq-section {
  padding: var(--space-3xl) 0;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  font-size: 1.1rem;
  color: var(--color-text);
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--color-text-muted);
  transition: transform var(--transition-base);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: var(--space-lg);
}

.faq-answer p {
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact-section {
  padding: var(--space-3xl) 0;
  background: linear-gradient(135deg, var(--color-bg-elevated), rgba(232, 93, 4, 0.03));
}

.contact-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.contact-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-md);
}

.contact-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
}

.contact-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  min-width: 180px;
}

.contact-link:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.contact-link-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.contact-link-value {
  font-size: 0.95rem;
  color: var(--color-accent);
}

/* ==========================================
   Footer
   ========================================== */
.footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.footer-logo {
  display: flex;
  align-items: center;
  line-height: 0;
}

.footer-logo img {
  height: 24px;
  width: auto;
  display: block;
  object-fit: contain;
}

.footer-copyright {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-right {
  color: var(--color-text-subtle);
  font-size: 0.85rem;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
  .project-card {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .project-card:nth-child(even) {
    direction: ltr;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .about-image {
    order: -1;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --space-2xl: 3rem;
    --space-3xl: 5rem;
  }
  
  .nav-links a:not(.nav-cta) {
    display: none;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .about-traits {
    flex-wrap: wrap;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
  }
  
  .contact-links {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-container {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
  
  .footer-left {
    flex-direction: column;
    gap: var(--space-xs);
  }
}

@media (max-width: 480px) {
  .hero-badge {
    font-size: 0.75rem;
    padding: 6px 12px;
  }
  
  .btn {
    width: 100%;
  }
}

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