/* ==========================================================================
   CSS Reset & Variables
   ========================================================================== */
:root {
  --color-primary: #d96c2c;
  --color-primary-light: #f28b45;
  --color-secondary: #1a1a1a;
  --color-dark: #0f0f0f;
  --color-light: #ffffff;
  --color-off-white: #f5f5f5;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Manrope', sans-serif;
  
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-very-slow: 1s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  color: var(--color-secondary);
  background-color: var(--color-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

::selection {
  background-color: var(--color-primary);
  color: var(--color-light);
}

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

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

ul, ol {
  list-style: none;
}

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

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6, .font-display {
  font-family: var(--font-display);
}

.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-light); }
.text-secondary { color: var(--color-secondary); }
.text-gray-300 { color: var(--color-gray-300); }
.text-gray-400 { color: var(--color-gray-400); }
.text-gray-500 { color: var(--color-gray-500); }
.text-gray-600 { color: var(--color-gray-600); }
.text-dark { color: var(--color-dark); }

.uppercase { text-transform: uppercase; }
.tracking-widest { letter-spacing: 0.1em; }
.tracking-[0.2em] { letter-spacing: 0.2em; }
.tracking-[0.3em] { letter-spacing: 0.3em; }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-bold { font-weight: 700; }

.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-6xl { font-size: 3.75rem; }
.text-8xl { font-size: 6rem; }
.text-9xl { font-size: 8rem; }

@media (min-width: 768px) {
  .md\:text-xl { font-size: 1.25rem; }
  .md\:text-2xl { font-size: 1.5rem; }
  .md\:text-4xl { font-size: 2.25rem; }
  .md\:text-5xl { font-size: 3rem; }
  .md\:text-6xl { font-size: 3.75rem; }
  .md\:text-8xl { font-size: 6rem; }
}

@media (min-width: 1024px) {
  .lg\:text-6xl { font-size: 3.75rem; }
  .lg\:text-8xl { font-size: 6rem; }
  .lg\:text-9xl { font-size: 8rem; }
}

/* ==========================================================================
   Layout & Utilities
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container { padding: 0 3rem; }
}

.container-lg { max-width: 1800px; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.gap-20 { gap: 5rem; }

@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:flex-row { flex-direction: row; }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .lg\:grid-cols-12 { grid-template-columns: repeat(12, 1fr); }
  .lg\:col-span-5 { grid-column: span 5; }
  .lg\:col-span-7 { grid-column: span 7; }
  .lg\:col-span-6 { grid-column: span 6; }
}

.relative { position: relative; }
.absolute { position: absolute; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }

.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }
.h-screen { height: 100vh; }
.object-cover { object-fit: cover; }

.bg-light { background-color: var(--color-light); }
.bg-off-white { background-color: var(--color-off-white); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-primary { background-color: var(--color-primary); }
.bg-dark { background-color: var(--color-dark); }

.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.py-24 { padding-top: 6rem; padding-bottom: 6rem; }
.py-32 { padding-top: 8rem; padding-bottom: 8rem; }
.pt-32 { padding-top: 8rem; }
.pb-20 { padding-bottom: 5rem; }

.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-20 { margin-bottom: 5rem; }

.border-t { border-top: 1px solid var(--color-gray-200); }
.border-b { border-bottom: 1px solid var(--color-gray-200); }
.border-white-10 { border-color: rgba(255,255,255,0.1); }
.border-white-20 { border-color: rgba(255,255,255,0.2); }

/* ==========================================================================
   Components
   ========================================================================== */
   
/* Navigation */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  transition: var(--transition-normal);
  padding: 1.5rem 0;
}

.header.transparent {
  background: transparent;
  color: var(--color-primary);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 0;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  color: var(--color-secondary);
  mix-blend-mode: normal;
}

.header.transparent.scrolled {
  background: rgba(26, 26, 26, 0.9);
  color: var(--color-primary);
}

.nav-link {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 700;
  position: relative;
  transition: var(--transition-fast);
}

.header.transparent:not(.scrolled) .nav-link::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  height: 2px;
  width: 0;
  background-color: var(--color-primary-light);
  transition: var(--transition-normal);
}

.header.transparent:not(.scrolled) .nav-link:hover::after,
.header.transparent:not(.scrolled) .nav-link.active::after {
  width: 100%;
}

.header.scrolled .nav-link, .header:not(.transparent) .nav-link, .header.transparent:not(.scrolled) .nav-link {
  color: var(--color-primary);
}

.header.scrolled .nav-link:hover, .header:not(.transparent) .nav-link:hover,
.header.scrolled .nav-link.active, .header:not(.transparent) .nav-link.active {
  color: var(--color-primary);
}

.logo {
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.05em;
  transition: var(--transition-fast);
}

@media (min-width: 768px) { .logo { font-size: 1.875rem; } }

.logo:hover { opacity: 0.8; }
.header.transparent .logo { color: var(--color-primary); }

/* Hero Section */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 800px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 5rem;
}

@media (min-width: 768px) { .hero { padding-bottom: 8rem; } }

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) brightness(0.4) contrast(1.25);
  animation: scaleDown 20s ease-out forwards;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, #fff, rgba(255,255,255,0.8), rgba(255,255,255,0.5));
  opacity: 0.9;
}

.hero-content {
  position: relative;
  z-index: 10;
}

/* Animations */
.animate-fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeIn 1s ease-out forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleDown {
  0% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

/* Buttons & Links */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-primary);
  color: var(--color-light);
  padding: 1.25rem 3rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  transition: var(--transition-normal);
}

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

.link-arrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--color-light);
  transition: var(--transition-fast);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
}

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

.icon-circle {
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-normal);
}

.link-arrow:hover .icon-circle {
  border-color: var(--color-primary);
  background-color: rgba(217, 108, 44, 0.1);
}

.link-arrow:hover .material-symbols-outlined {
  transform: rotate(45deg);
}

/* Image Hover Effects */
.img-grayscale {
  transition: transform var(--transition-very-slow);
}

.img-container:hover .img-grayscale {
  transform: scale(1.05);
}

.overlay-dark {
  position: absolute;
  inset: 0;
  background-color: rgba(255,255,255,0);
  transition: background-color var(--transition-slow);
  z-index: 10;
}

.img-container:hover .overlay-dark {
  background-color: rgba(255,255,255,0.3);
}

.text-outline-white {
  -webkit-text-stroke: 1px var(--color-light);
  color: transparent;
}

/* Forms */
.form-input {
  width: 100%;
  background-color: var(--color-light);
  border: 1px solid var(--color-gray-300);
  color: var(--color-secondary);
  padding: 1rem 1.25rem;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-primary);
  background-color: rgba(217, 108, 44, 0.05);
}

.form-input::placeholder {
  color: var(--color-gray-500);
}

/* Footer */
.footer {
  background-color: var(--color-off-white);
  color: var(--color-secondary);
  padding: 5rem 0 2.5rem;
  border-top: 1px solid var(--color-gray-200);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0,0,0,0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--color-light);
  width: 100%;
  max-width: 1152px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(20px);
  transition: transform var(--transition-normal);
  overflow-y: auto;
}

@media (min-width: 768px) {
  .modal-content { flex-direction: row; }
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-scroll::-webkit-scrollbar { width: 8px; }
.modal-scroll::-webkit-scrollbar-track { background: #f1f1f1; }
.modal-scroll::-webkit-scrollbar-thumb { background: var(--color-primary); }

.project-card {
  position: relative;
  cursor: pointer;
  overflow: hidden;
  display: block;
}

.project-card .project-info {
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 2rem;
  z-index: 20;
  transform: translateY(2rem);
  opacity: 0;
  transition: all var(--transition-slow);
  color: var(--color-light);
}

@media (min-width: 768px) {
  .project-card .project-info { padding: 3rem; }
}

.project-card:hover .project-info {
  transform: translateY(0);
  opacity: 1;
}

/* Map grayscale - Removing grayscale here too just in case */
.grayscale-map {
  filter: invert(92%) contrast(83%);
}

.material-symbols-outlined {
  transition: var(--transition-fast);
}

.project-card-v2 {
  display: flex;
  flex-direction: column;
  height: 100%;
  cursor: pointer;
}

.project-card-v2 .img-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
  margin-bottom: 2rem;
  background: var(--color-gray-100);
}

.project-card-v2 .hover-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  background: var(--color-secondary);
  padding: 1rem 1.5rem;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
  z-index: 20;
  width: 100%;
}

.project-card-v2:hover .hover-bar {
  transform: translateY(0);
}