CSS
:root { --deep-blue: #0a192f; --gold: #c5a059; --parchment: #fdfbf7; }
body { background-color: var(--parchment); color: var(--deep-blue); font-family: 'Playfair Display', serif; margin: 0; }

.bg-texture { position: fixed; top: 0; left: 0; width: 100%; height: 100%; opacity: 0.02; background-image: radial-gradient(var(--gold) 0.5px, transparent 0.5px); background-size: 40px 40px; z-index: -2; }
.watermark-container { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: -1; text-align: center; opacity: 0.05; }
.watermark-logo { width: 250px; height: 250px; background: url('logo.png') no-repeat center; background-size: contain; margin-bottom: 10px; }
.watermark-text { font-family: 'Cinzel', serif; font-size: 0.65rem; letter-spacing: 6px; font-weight: bold; }

header { text-align: center; padding: 40px; border-bottom: 1px solid rgba(197, 160, 89, 0.2); }
.main-logo { width: 80px; }
h1 { font-family: 'Cinzel', serif; color: var(--gold); letter-spacing: 2px; }
nav a { text-decoration: none; color: var(--deep-blue); margin: 0 15px; font-size: 0.8rem; font-weight: bold; text-transform: uppercase; cursor: pointer; }

section { display: none; padding: 60px 15%; min-height: 500px; }
section.active { display: block; animation: fadeIn 0.8s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.publication-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin-top: 30px; }
.pub-item { background: white; padding: 20px; border: 1px solid #eee; display: flex; flex-direction: column; }
.vol-tag { font-family: 'Cinzel', serif; color: var(--gold); font-size: 0.7rem; }
.pub-item h3 { font-size: 1rem; margin: 10px 0; }
.request-btn { margin-top: auto; border: 1px solid var(--gold); background: transparent; padding: 8px; font-family: 'Cinzel', serif; cursor: pointer; transition: 0.3s; font-size: 0.7rem; }
.request-btn:hover { background: var(--gold); color: white; }

.enquiry-form input, .enquiry-form textarea { width: 100%; padding: 12px; margin-bottom: 15px; border: 1px solid #ddd; display: block; box-sizing: border-box; }
.submit-btn { width: 100%; background: var(--deep-blue); color: white; padding: 1