:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --accent-color: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.4);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(56, 189, 248, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 40%);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.logo-section h1 {
    font-size: 2rem;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

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

.search-bar {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    padding: 0.6rem 1.2rem;
    border-radius: 99px;
    color: white;
    width: 300px;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.search-bar:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-glow);
}

.btn-primary {
    background: linear-gradient(135deg, #38bdf8, #2563eb);
    color: white;
    border: none;
    padding: 0.6rem 1.5rem;
    border-radius: 99px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.4);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.image-card {
    background: var(--card-bg);
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
    cursor: pointer;
    position: relative;
}

.image-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: rgba(56, 189, 248, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.image-wrapper {
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.image-card:hover .image-wrapper img {
    transform: scale(1.1);
}

.image-info {
    padding: 1.5rem;
}

.image-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.image-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Modal / Dashboard */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(8px);
}

.modal-content {
    background: #1e293b;
    padding: 2.5rem;
    border-radius: 2rem;
    width: 90%;
    max-width: 600px;
    border: 1px solid var(--glass-border);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-group input, .form-group textarea {
    width: 100%;
    background: #0f172a;
    border: 1px solid var(--glass-border);
    padding: 0.8rem;
    border-radius: 0.8rem;
    color: white;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.95);
    display: none;
    z-index: 2000;
    padding: 2rem;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.lightbox img {
    max-width: 90%;
    max-height: 80vh;
    border-radius: 1rem;
    box-shadow: 0 0 50px rgba(0,0,0,0.5);
}

.close-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: white;
    font-size: 2rem;
    cursor: pointer;
}