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var(--border-color)}.progress-message{margin-bottom:.75rem;font-weight:500;color:var(--text-color)}.progress-message.error{color:var(--error-color)}.progress-bar{width:100%;height:8px;background:var(--border-color);border-radius:4px;overflow:hidden;margin-bottom:.5rem}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));border-radius:4px;transition:width .3s ease}.progress-percent{text-align:center;font-size:.9rem;color:var(--text-muted);font-weight:500}#main-footer{text-align:center}#main-footer p{margin:0;color:var(--text-muted);font-size:.9rem}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:4px;font-size:1rem}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #667eea33}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:4px;text-decoration:none;font-size:1rem;cursor:pointer;transition:background-color .2s}.btn .nav-icon{width:24px;height:24px;fill:currentColor}.btn .icon{width:24px;height:24px}.btn-primary .icon,.btn-secondary .icon,.btn-success .icon,.btn-danger .icon{filter:brightness(0) invert(1)}.btn-primary{background:var(--primary-color);color:var(--text-on-primary)}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--secondary-color);color:var(--text-on-primary)}.btn-secondary:hover{background:var(--secondary-hover)}.btn-success{background:var(--success-color);color:var(--text-on-primary)}.btn-success:hover{background:#218838}.btn-danger{background:var(--error-color);color:var(--text-on-primary)}.btn-danger:hover{background:var(--error-hover)}.message{padding:1rem;border-radius:4px;margin-bottom:1rem}.message.success{background:var(--success-bg);color:var(--success-text);border:1px solid var(--success-border)}.message.error{background:var(--error-bg);color:var(--error-text);border:1px solid var(--error-border)}.message.warning{background:var(--warning-bg);color:var(--warning-text);border:1px solid var(--warning-border)}#main-footer{text-align:center;padding:.5rem 0 .25rem;color:var(--text-muted);font-size:.9rem}@media (max-width: 768px){.nav-content{flex-direction:column;gap:1rem;text-align:center}.nav-menu{flex-wrap:wrap;justify-content:center}#app{padding:1rem}.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem}.gallery-header{margin:-1rem -1rem 2rem;padding:2rem 1rem}.gallery-title{font-size:2rem}}[data-theme=dark]{--primary-color: #7c93f5;--primary-hover: #6b82f4;--secondary-color: #8a6fb0;--secondary-hover: #7a5fa0;--success-color: #40d963;--success-bg: rgba(40, 167, 69, .1);--success-border: rgba(40, 167, 69, .3);--success-text: #4caf50;--warning-color: #ffeb3b;--warning-bg: rgba(255, 193, 7, .1);--warning-border: rgba(255, 193, 7, .3);--warning-text: #ffc107;--error-color: #f44336;--error-hover: #d32f2f;--error-bg: rgba(220, 53, 69, .1);--error-border: rgba(220, 53, 69, .3);--error-text: #f44336;--bg-color: #121212;--card-bg: #1e1e1e;--overlay-bg: rgba(0, 0, 0, .8);--text-color: #e0e0e0;--text-muted: #a0a0a0;--text-light: #666;--text-on-primary: #ffffff;--border-color: #333;--border-light: #2a2a2a;--shadow-color: rgba(0, 0, 0, .3);--nav-bg: var(--card-bg);--nav-text: var(--text-color);--nav-border: var(--border-color);--gallery-header-bg: #2a2a2a;--gallery-header-text: var(--text-color);--gallery-header-subtitle: var(--text-muted)}.danger-card{border:1px solid var(--error-border);background:var(--error-bg)}.danger-text{color:var(--error-text)!important}.danger-section{padding:1rem 2rem;border:1px solid var(--error-border);border-radius:4px;background:var(--error-bg)}.danger-warning{background:var(--error-bg)}.danger-warning p{color:var(--error-text);margin:.5rem 0}.danger-warning strong{color:var(--error-text);font-weight:700}.profile-field.danger-section{justify-content:space-around}.profile-field .btn{margin-left:auto}.profile-field .btn.btn-danger{padding:.75rem 1rem;font-size:.75rem}.profile-field .btn.btn-secondary{padding:.5rem .75rem;font-size:.75rem}.btn-danger .icon{margin-right:.25rem}.artwork-detail-page{max-width:none}.artwork-detail-container{display:flex;gap:2rem;max-width:100%;width:100%;margin:0 auto;padding:1rem;min-height:calc(100vh - 120px);box-sizing:border-box;overflow:hidden}.artwork-detail-image-section{flex:none;width:calc(100% - 300px - 4rem);display:flex;align-items:center;justify-content:center}.artwork-detail-image-container{background:var(--card-bg);border-radius:0;overflow:hidden;box-shadow:0 4px 8px var(--shadow-color);position:relative;width:100%;height:calc(100vh - 120px);max-width:100%;margin:0;padding:0;display:flex;align-items:center;justify-content:center;box-sizing:border-box}.artwork-detail-image{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block}.artwork-full-size-link{position:absolute;bottom:1rem;right:1rem;z-index:10}.artwork-full-size-link .btn{background:#000000b3;color:#fff;border:none;padding:.5rem 1rem;font-size:.875rem;text-decoration:none;border-radius:4px;transition:background .2s}.artwork-full-size-link .btn:hover{background:#000000e6;color:#fff}.artwork-nav-arrow{position:absolute;top:50%;transform:translateY(-50%);background:#000000b3;color:#fff;border:none;width:50px;height:50px;border-radius:50%;font-size:24px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,opacity .2s;z-index:10;opacity:.8}.artwork-nav-arrow:hover{background:#000000e6;opacity:1}.artwork-nav-prev{left:20px}.artwork-nav-next{right:20px}.keyboard-shortcuts{color:var(--text-muted);font-size:.85rem;line-height:1.3}.keyboard-shortcuts small{color:var(--text-light)}.artist-profile-page{max-width:1200px}.artist-profile-container{padding:2rem}.artist-profile-header{display:flex;gap:2rem;margin-bottom:3rem;align-items:flex-start}.artist-avatar-section{flex-shrink:0}.artist-avatar{width:120px;height:120px;border-radius:50%;object-fit:cover;border:3px solid var(--border-color)}.artist-info-section{flex:1}.artist-name{font-size:2.5rem;font-weight:700;color:var(--text-color);margin:0 0 .5rem;line-height:1.2}.artist-stats{font-size:1rem;color:var(--text-muted);margin-bottom:1rem}.artist-bio{font-size:1.1rem;color:var(--text-color);line-height:1.6;margin-bottom:1.5rem;white-space:pre-wrap}.artist-links{display:flex;gap:1rem}.artist-website-link{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:var(--primary-color);color:#fff;text-decoration:none;border-radius:4px;font-weight:500;transition:background .2s}.artist-website-link:hover{background:var(--primary-dark)}.artist-website-link .icon{width:16px;height:16px}.dark-primary .icon{filter:invert(1)}.artist-gallery{margin-bottom:2rem}.artist-gallery h2{font-size:2rem;font-weight:600;color:var(--text-color);margin-bottom:2rem;border-bottom:2px solid var(--primary-color);padding-bottom:.5rem}.artist-profile-navigation{display:flex;justify-content:center;padding-top:2rem;border-top:1px solid var(--border-color)}@media (max-width: 768px){.artist-profile-header{flex-direction:column;align-items:center;text-align:center;gap:1rem}.artist-name{font-size:2rem}.artist-profile-container{padding:1rem}}.artwork-detail-info-section{flex:none;width:300px;min-width:300px}.artwork-detail-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;gap:1rem}.artwork-detail-title-section{display:flex;flex-direction:column;gap:.5rem}.artwork-detail-title{font-size:2rem;font-weight:700;color:var(--text-color);margin:0;line-height:1.2}.artwork-detail-artist{display:flex;align-items:center;gap:.5rem;font-size:1.1rem;color:var(--text-muted);margin:.25rem 0 1rem}.artwork-detail-actions{display:flex;gap:.5rem;flex-shrink:0}.artwork-detail-metadata{margin-bottom:2rem}.artwork-detail-field{margin-bottom:1rem;display:flex;flex-direction:column;gap:.25rem}.artwork-detail-field label{font-weight:600;color:var(--text-color);font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}.artwork-detail-field span,.artwork-detail-field div{color:var(--text-muted);font-size:1rem;line-height:1.4}.artwork-price{font-weight:700;color:var(--primary-color);font-size:1.1rem}.artwork-description{white-space:pre-wrap;line-height:1.6}.artwork-detail-navigation{display:flex;gap:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}@media (max-width: 768px){.artwork-detail-container{flex-direction:column;gap:1.5rem;padding:1rem;min-height:calc(100vh - 120px)}.artwork-detail-image-section{flex:none}.artwork-detail-image-container{height:calc(100vh - 200px)}.artwork-detail-image{max-width:100%;max-height:100%;width:auto;height:auto}.artwork-detail-header{flex-direction:column;align-items:flex-start;gap:1rem}.artwork-detail-title{font-size:1.5rem}.artwork-detail-actions{width:100%;justify-content:flex-start}.artwork-detail-navigation{flex-direction:column;gap:.5rem}}.user-avatar-initials{width:24px;height:24px;border-radius:50%;background-color:var(--primary-color, #ff6b6b);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;text-transform:uppercase;vertical-align:middle;margin-right:8px}.profile-avatar-initials{width:80px;height:80px;border-radius:50%;background-color:var(--primary-color, #ff6b6b);color:#fff;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:600;text-transform:uppercase;margin:0 auto 1rem}.profile-avatar-img{width:64px;height:64px;border-radius:50%;object-fit:cover;margin:0 auto 1rem;display:block}.profile-avatar-icon{width:64px;height:64px;border-radius:50%;background-color:var(--primary-color, #ff6b6b);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.profile-avatar-icon img{width:48px;height:48px;filter:brightness(0) invert(1)}#vanilla-toast-container{text-align:center;bottom:0;left:0;right:0;position:fixed}#vanilla-toast{display:none;cursor:pointer;padding:15px;border-radius:15px;margin-left:15px;margin-right:15px;margin-bottom:30px;background:#000000c2;color:#fff;font-family:Helvetica Neue,Helvetica,Arial,sans-serif;font-size:1rem}#vanilla-toast-text{display:inline}#vanilla-toast-close-button{display:none;margin-left:15px;font-size:15px}#vanilla-toast.success{background:#5cb85cc2}#vanilla-toast.info{background:#5bc0dec2}#vanilla-toast.warning{background:#ec971fc2}#vanilla-toast.error{background:#c9302cc2}#vanilla-toast{background:#000!important}#vanilla-toast.success{background:#5cb85c!important}#vanilla-toast.info{background:#5bc0de!important}#vanilla-toast.warning{background:#ec971f!important}#vanilla-toast.error{background:#c9302c!important}