@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

/* CSS Variables */
:root {
  --bg-color: #FAF9F6; /* Premium soft off-white */
  --text-primary: #121212; /* Rich dark charcoal */
  --text-secondary: #707070; /* Elegant slate gray */
  --accent-color: #8A0F06; /* Signature deep crimson red */
  --border-color: #E6E4DF; /* Muted gray-beige for borders */
  
  --font-mono: 'Space Mono', monospace;
  --font-sans: 'Inter', sans-serif;
  
  --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-fast: all 0.2s ease;
  
  --max-width: 500px; /* Centered mobile container size for desktop */
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html, body {
  background-color: #121212; /* Dark ambient background for desktop margins */
  color: var(--text-primary);
  font-family: var(--font-sans);
  height: 100%;
  overflow: hidden; /* Prevent body scroll, layout scroll happens in container */
}

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

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

/* App Container Layout (Centered for mobile feel on desktop) */
#app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  background-color: var(--bg-color);
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
  position: relative;
  overflow: hidden;
  border-left: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
}

/* Desktop Sidebar for wider viewports */
.desktop-sidebar {
  display: none;
}

/* Header Component */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  z-index: 10;
  position: sticky;
  top: 0;
  height: 64px;
}

.logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.logo span {
  font-weight: 400;
  color: var(--text-secondary);
}

/* Custom Hamburger Toggle */
.menu-toggle {
  width: 28px;
  height: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  z-index: 200;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-smooth);
  border-radius: 2px;
}

/* Make top bar shorter than bottom bar as in figma logo '⁐' or similar */
.menu-toggle span:first-child {
  transform-origin: left center;
  width: 70%;
  margin-left: auto;
}

.menu-toggle span:last-child {
  transform-origin: left center;
}

.menu-toggle.open span:first-child {
  transform: rotate(45deg) translate(-2px, -3px);
  width: 100%;
}

.menu-toggle.open span:last-child {
  transform: rotate(-45deg) translate(-2px, 3px);
  width: 100%;
}

/* Views Wrapper */
.view-content {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding-bottom: 80px; /* Give room at bottom so list scrolls past footer */
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

/* Custom Scrollbar for View Content */
.view-content::-webkit-scrollbar {
  width: 4px;
}

.view-content::-webkit-scrollbar-track {
  background: transparent;
}

.view-content::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}

/* Home / Splash State */
.home-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  position: relative;
}

.home-logo-container {
  margin-bottom: 2rem;
  transition: var(--transition-smooth);
}

.home-brand {
  font-family: var(--font-mono);
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.home-brand span {
  font-weight: 400;
  color: var(--text-secondary);
}

.home-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
  pointer-events: none;
}

.home-nav-links.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.home-nav-item {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: 1.5px;
  color: var(--text-primary);
  transition: var(--transition-fast);
  padding: 4px 12px;
  border-bottom: 1px solid transparent;
}

.home-nav-item:hover {
  color: var(--accent-color);
  letter-spacing: 3px;
}

/* Navigation Menu Overlay (Mobile - 2) */
.menu-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-color);
  z-index: 100;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 24px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.menu-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.menu-overlay-links {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

.menu-overlay-item {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: 2px;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.menu-overlay-item:hover {
  color: var(--accent-color);
  transform: scale(1.05);
}

/* Gallery / List View */
.gallery-container {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.gallery-item {
  width: 100%;
  position: relative;
  aspect-ratio: 4 / 5;
  background-color: var(--accent-color);
  overflow: hidden;
  border-bottom: 12px solid var(--bg-color); /* Matches the thick white gaps in figma gallery */
  cursor: pointer;
  transition: var(--transition-smooth);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(15%);
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), filter 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.03);
  filter: grayscale(0%);
}

.gallery-item-title {
  position: absolute;
  bottom: 20px;
  left: 20px;
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  background-color: rgba(18, 18, 18, 0.5);
  padding: 4px 12px;
  backdrop-filter: blur(4px);
  border-radius: 2px;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-item-title {
  opacity: 1;
  transform: translateY(0);
}

/* Project / Page View */
.project-container {
  display: flex;
  flex-direction: column;
  padding: 0 0 40px 0;
}

.project-hero {
  width: 100%;
  aspect-ratio: 16 / 10;
  background-color: var(--accent-color);
  position: relative;
  overflow: hidden;
  margin-bottom: 30px;
}

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

.project-header-info {
  padding: 0 24px;
  margin-bottom: 24px;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.project-title {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 24px;
  font-weight: 300;
}

.project-back-btn {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-color);
  margin-top: 10px;
  display: inline-block;
  transition: var(--transition-fast);
}

.project-back-btn:hover {
  transform: translateX(-4px);
}

/* Image Grid Blocks inside project page */
.project-content-block {
  padding: 0 24px;
  margin-bottom: 30px;
}

.project-image-wrapper {
  width: 100%;
  margin-bottom: 12px;
  background-color: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.project-image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

.project-image-caption {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 6px;
  font-style: italic;
}

/* About View */
.about-container {
  padding: 24px 24px 40px;
}

.about-title {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
  line-height: 1.3;
}

.about-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: var(--border-color);
  margin-bottom: 30px;
  overflow: hidden;
  border-radius: 2px;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(30%);
}

.about-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: 20px;
  font-weight: 300;
}

.about-contact-section {
  margin-top: 40px;
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
}

.about-contact-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 10px;
  display: block;
}

.about-contact-link {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  transition: var(--transition-fast);
}

.about-contact-link:hover {
  color: var(--accent-color);
}

.copy-toast {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-color);
  margin-left: 10px;
  opacity: 0;
  transition: var(--transition-fast);
}

.copy-toast.visible {
  opacity: 1;
}

/* Footer (Figma Mobile Footer style) */
.footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 64px;
  padding: 0 24px;
  background-color: var(--bg-color);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10;
}

.footer-socials {
  display: flex;
  gap: 16px;
  align-items: center;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  opacity: 0.8;
  color: var(--text-primary);
}

.footer-socials a:hover {
  color: var(--accent-color);
  opacity: 1;
  transform: translateY(-2px);
}

.footer-socials svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-lang {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-secondary);
  display: flex;
  gap: 6px;
}

.footer-lang button {
  color: var(--text-secondary);
  transition: var(--transition-fast);
  padding: 2px 4px;
  font-weight: 400;
}

.footer-lang button.active {
  color: var(--text-primary);
  font-weight: 700;
}

.footer-lang button:hover {
  color: var(--accent-color);
}

.footer-lang span {
  opacity: 0.4;
}

/* Before / After Slider UI */
.slider-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  user-select: none;
  border-radius: 2px;
  background-color: var(--border-color);
  cursor: ew-resize;
  margin-bottom: 12px;
}

.slider-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.slider-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slider-image.image-before {
  z-index: 1;
}

.slider-image.image-after {
  z-index: 2;
  width: 50%; /* Initial split width */
  overflow: hidden;
}

/* The element inside must maintain full width to avoid scaling down */
.slider-image.image-after img {
  width: var(--max-width); /* Fallback to container max-width */
  max-width: none;
}

@media (max-width: 500px) {
  .slider-image.image-after img {
    width: 100vw;
  }
}

.slider-bar {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background-color: #FFFFFF;
  z-index: 3;
  pointer-events: none;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

.slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #FFFFFF;
  border: 2px solid var(--accent-color);
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.25);
  transition: transform 0.2s ease;
}

.slider-handle svg {
  width: 16px;
  height: 16px;
  fill: var(--accent-color);
}

.slider-container:hover .slider-handle {
  transform: translate(-50%, -50%) scale(1.1);
}

.slider-label {
  position: absolute;
  bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 8px;
  background-color: rgba(18, 18, 18, 0.65);
  color: #FFFFFF;
  backdrop-filter: blur(4px);
  z-index: 5;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  pointer-events: none;
}

.slider-label.label-before {
  left: 12px;
}

.slider-label.label-after {
  right: 12px;
}

.slider-instructions {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 24px;
}

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

.animate-fade-in-up {
  animation: fadeInUp 0.6s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

/* Close button inside Menu Overlay */
.menu-close-btn {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 1.5rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  z-index: 110;
  transition: var(--transition-fast);
}

.menu-close-btn:hover {
  color: var(--accent-color);
  transform: scale(1.15);
}

/* Simulation of RAW LOG profile using CSS filter */
.raw-log-simulation {
  filter: saturate(0.35) contrast(0.8) brightness(1.08) sepia(0.05);
}

/* Grid Layout for Project Images */
.project-grid-layout {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  width: 100%;
}

.project-grid-layout .project-image-wrapper {
  margin-bottom: 0;
  aspect-ratio: 1 / 1;
}

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

/* Carousel Layout for Project Images */
.project-carousel-layout {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  gap: 16px;
  padding-bottom: 12px;
  -webkit-overflow-scrolling: touch;
}

.project-carousel-layout::-webkit-scrollbar {
  height: 4px;
}

.project-carousel-layout::-webkit-scrollbar-track {
  background: transparent;
}

.project-carousel-layout::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}

.project-carousel-item {
  flex: 0 0 85%;
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
}

.project-carousel-item .project-image-wrapper {
  margin-bottom: 6px;
}

/* Responsive Overrides for Desktop screens */
@media (min-width: 1025px) {
  #app-container {
    max-width: 100%;
    margin: 0;
    box-shadow: none;
    border: none;
    flex-direction: column;
    background-color: var(--bg-color);
    height: 100vh;
  }
  
  /* Header and Footer remain display: flex on Desktop */
  .header {
    display: flex !important;
    padding: 20px 40px;
    border-bottom: 1px solid var(--border-color);
  }
  
  .footer {
    display: flex !important;
    padding: 20px 40px;
    border-top: 1px solid var(--border-color);
  }
  
  /* View Content scales nicely on Desktop */
  .view-content {
    margin-left: 0;
    width: 100%;
    height: calc(100vh - 128px); /* 100vh minus header and footer */
    padding: 40px;
    overflow-y: auto;
  }
  
  /* Gallery Grid on Desktop (4 Columns) */
  .gallery-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    padding: 0;
  }
  
  .gallery-item {
    border-bottom: none; /* Remove thick mobile white gaps */
    aspect-ratio: 4 / 5;
  }
  
  /* Project details container */
  .project-container {
    max-width: 1100px;
    margin: 0 auto;
  }
  
  .project-hero {
    aspect-ratio: 16 / 9;
    margin-bottom: 40px;
  }
  
  .project-header-info {
    padding: 0;
    margin-bottom: 32px;
  }
  
  .project-content-block {
    padding: 0;
    margin-bottom: 40px;
  }
  
  /* About Page on Desktop */
  .about-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    max-width: 960px;
    margin: 0 auto;
    padding: 0;
  }
  
  .about-image {
    margin-bottom: 0;
  }
}

/* Fullscreen Lightbox Modal */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(18, 18, 18, 0.96);
  z-index: 1000;
  display: none; /* Hidden by default */
  justify-content: center;
  align-items: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.lightbox-modal.open {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 90%;
  max-height: 85vh;
  position: relative;
}

.lightbox-modal img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  border-radius: 2px;
  user-select: none;
  cursor: zoom-out;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 2.25rem;
  color: #FFFFFF;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1010;
  transition: var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--accent-color);
  transform: scale(1.1);
}

.lightbox-caption {
  color: #E6E4DF;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  margin-top: 16px;
  text-align: center;
  font-style: italic;
}