:root{--color-bg: #121212;--color-surface: #1e1e1e;--color-surface-hover: #2a2a2a;--color-primary: #d4af37;--color-primary-hover: #e5c158;--color-text: #f0f0f0;--color-text-muted: #a0a0a0;--color-border: rgba(255, 255, 255, .1);--color-danger: #ef4444;--color-danger-hover: #dc2626;--font-family: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--border-radius: 12px;--transition-speed: .3s}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:700;margin-bottom:1rem;letter-spacing:-.02em}h1{font-size:2.5rem;background:linear-gradient(135deg,var(--color-primary),#ffffff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-speed) ease}a:hover{color:var(--color-primary-hover)}.glass-panel{background:#1e1e1e99;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--color-border);border-radius:var(--border-radius);box-shadow:0 8px 32px #0000004d}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;transition:all var(--transition-speed) ease;border:none;outline:none}.btn-primary{background-color:var(--color-primary);color:#000}.btn-primary:hover{background-color:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #d4af374d}.btn-danger{background-color:var(--color-danger);color:#fff}.btn-danger:hover{background-color:var(--color-danger-hover);transform:translateY(-2px);box-shadow:0 4px 12px #ef44444d}.btn-secondary{background-color:transparent;color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background-color:var(--color-surface-hover)}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--color-text-muted)}.form-input{width:100%;padding:.75rem 1rem;background-color:#0003;border:1px solid var(--color-border);border-radius:8px;color:var(--color-text);font-family:inherit;font-size:1rem;transition:border-color var(--transition-speed) ease}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px #d4af3733}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.header{padding:1.5rem 0;border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100;background:#121212cc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-content{display:flex;justify-content:space-between;align-items:center}.nav-links{display:flex;gap:1.5rem}.main-content{padding:3rem 0}.guitar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem}.guitar-card{transition:transform var(--transition-speed) ease,box-shadow var(--transition-speed) ease;overflow:hidden;display:flex;flex-direction:column}.guitar-card:hover{transform:translateY(-8px);box-shadow:0 12px 40px #0006}.guitar-image-container{width:100%;height:250px;background-color:#000;display:flex;align-items:center;justify-content:center;overflow:hidden}.guitar-image{width:100%;height:100%;object-fit:contain;transition:transform .5s ease}.guitar-card:hover .guitar-image{transform:scale(1.05)}.guitar-info{padding:1.5rem;flex-grow:1;display:flex;flex-direction:column}.guitar-price{font-size:1.25rem;color:var(--color-primary);font-weight:700;margin-top:auto;padding-top:1rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .5s ease backwards}