:root {
  --primary: #4ade80; /* Parakeet Green */
  --primary-dark: #166534;
  --accent: #fb7185; /* Azalea Pink */
  --accent-dark: #be123c;
  --bg-dark: #0a0a0a;
  --bg-card: #171717;
  --text-main: #f5f5f5;
  --text-muted: #a3a3a3;
  --border: #262626;
  --font-display: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0,0,0,0.5);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.app-container {
  display: flex;
  height: 100vh;
  width: 100%;
}

/* Sidebar Navigation */
.sidebar {
  width: 280px;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 2rem;
  z-index: 10;
}

.brand {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand span {
  color: var(--accent);
}

.nav-menu {
  list-style: none;
}

.nav-item {
  margin-bottom: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 1rem;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

.nav-link:hover, .nav-link.active {
  background: rgba(74, 222, 128, 0.1);
  color: var(--primary);
}

.nav-link svg {
  width: 20px;
  height: 20px;
}

/* Main Content Area */
.main-content {
  flex: 1;
  overflow-y: auto;
  padding: 2rem 4rem;
  background: radial-gradient(circle at top right, #1a2e1a, #0a0a0a);
}

.header-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
}

.search-bar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.8rem 1.5rem;
  border-radius: 30px;
  width: 400px;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-bar input {
  background: none;
  border: none;
  color: var(--text-main);
  width: 100%;
  outline: none;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.placeholder-avatar {
  width: 40px;
  height: 40px;
  background: linear-gradient(45deg, var(--primary), var(--accent));
  border-radius: 50%;
}

/* Gallery Grid */
.section-title {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.section-title span {
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
}

.artwork-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
  cursor: pointer;
  position: relative;
}

.artwork-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}

.artwork-img-container {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #111;
  position: relative;
}

.artwork-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.artwork-card:hover .artwork-img {
  transform: scale(1.05);
}

.artwork-info {
  padding: 1.5rem;
}

.artwork-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
}

.badge {
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-green { background: rgba(74, 222, 128, 0.1); color: var(--primary); }
.badge-pink { background: rgba(251, 113, 133, 0.1); color: var(--accent); }

.price {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text-main);
}

/* Feature Spotlight */
.spotlight {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: 2.5rem;
}

.spotlight-img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.spotlight-content {
  padding: 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.spotlight-label {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  margin-bottom: 1rem;
}

.spotlight-title {
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.spotlight-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 2rem;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: var(--bg-dark);
}

.btn-primary:hover {
  background: #22c55e;
  transform: scale(1.05);
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--border);
}

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

.animate-fade {
  animation: fadeIn 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }