:root {
    --primary: #d4af37;
    --bg-color: #121212;
    --card-bg: #1a1a1a;
    --text-color: #ffffff;
}

[data-theme="vintage"] {
    --primary: #d4af37;
    --bg-color: #121212;
    --card-bg: #1a1a1a;
}

[data-theme="modern"] {
    --primary: #ffffff;
    --bg-color: #000000;
    --card-bg: #111111;
}

[data-theme="royal"] {
    --primary: #c41e3a;
    --bg-color: #0a0a0a;
    --card-bg: #141414;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
}

.btn-primary {
    background-color: var(--primary);
    color: black;
    font-weight: 900;
    text-transform: uppercase;
    padding: 12px 32px;
    clip-path: polygon(10% 0, 100% 0, 100% 70%, 90% 100%, 0 100%, 0 30%);
    transition: all 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px var(--primary);
}

.glass-panel {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.section-title {
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.05em;
    line-height: 0.9;
}

.section-title span {
    color: var(--primary);
    display: block;
}