:root {
    --bg: #0d0720;
    --bg-accent: #1a0a2e;
    --accent: #c084fc;
    --gold: #fbbf24;
    --text: #e2d9f3;
    --muted: #9d8ec4;
    --border: #3b2060;
    --shadow: 0 8px 32px rgba(0,0,0,0.6);
}

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

body {
    background: var(--bg);
    background-image: radial-gradient(ellipse at top, #2a0a4e 0%, #0d0720 70%);
    color: var(--text);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 40px;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-weight: 900;
    letter-spacing: 2px;
    color: var(--gold);
    font-size: 24px;
}

nav a {
    color: var(--muted);
    text-decoration: none;
    margin-left: 30px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

nav a:hover { color: var(--accent); }

main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    text-align: center;
    width: 100%;
}

.hero h1 {
    font-size: clamp(32px, 8vw, 64px);
    font-weight: 900;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 20%, var(--accent) 50%, var(--gold) 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 18px;
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.actions { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }

button {
    padding: 15px 35px;
    border-radius: 40px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--accent);
    color: #000;
    border: none;
    box-shadow: 0 4px 20px rgba(192,132,252,0.4);
}

.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(192,132,252,0.6); }

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

.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* TIMELINE SECTION */
.timeline { margin-top: 80px; width: 100%; }
.timeline h2 { color: var(--gold); margin-bottom: 30px; opacity: 0.8; font-size: 24px; text-transform: uppercase; letter-spacing: 2px; }

.atoms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.atom-card {
    background: var(--bg-accent);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    text-align: left;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow);
}
.atom-card:hover { transform: translateY(-10px); border-color: var(--accent); box-shadow: 0 12px 40px rgba(192,132,252,0.2); }
.atom-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-bottom: 1px solid var(--border); }
.atom-info { padding: 20px; }
.atom-caption { font-size: 15px; color: var(--text); margin-bottom: 12px; line-height: 1.5; }
.atom-tags { font-size: 12px; color: var(--accent); font-weight: bold; opacity: 0.8; }
.atom-date { font-size: 10px; color: var(--muted); margin-top: 15px; text-transform: uppercase; letter-spacing: 1px; }

.placeholder-card {
    background: var(--bg-accent);
    border: 1px dashed var(--border);
    padding: 60px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    grid-column: 1 / -1;
}

.orb {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 50%;
    filter: blur(8px);
    animation: pulse 2s infinite;
}

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

/* MODAL STYLES */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(13, 7, 32, 0.95);
    backdrop-filter: blur(15px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-accent);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--border);
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.8);
}

.modal-content h3 { color: var(--gold); margin-bottom: 25px; font-size: 24px; text-align: center; }

.input-group { margin-bottom: 20px; text-align: left; }
.input-group label { display: block; font-size: 11px; color: var(--muted); margin-bottom: 8px; text-transform: uppercase; font-weight: bold; letter-spacing: 1px; }
.input-group input, .input-group textarea {
    width: 100%;
    background: rgba(0,0,0,0.5);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    color: #fff;
    font-size: 14px;
    transition: all 0.3s;
}
.input-group input:focus, .input-group textarea:focus { outline: none; border-color: var(--accent); background: rgba(0,0,0,0.7); }
.input-group textarea { height: 120px; resize: none; }

.modal-actions { display: flex; gap: 15px; margin-top: 30px; }
.modal-actions button { flex: 1; padding: 14px; }

.hidden { display: none !important; }

footer {
    padding: 60px 40px;
    text-align: center;
    font-size: 12px;
    color: #444;
    border-top: 1px solid var(--border);
}