:root{--primary-color:#ff9a9e;--primary-hover:#ffb3ba;--bg-color:#fff;--text-main:#4a4a4a;--text-light:#7a7a7a;--card-bg:#ffffffd9;--border-color:#fce3e3;--font-heading:"Playfair Display", serif;--font-body:"Inter", sans-serif;--rainbow-gradient:linear-gradient(135deg, #ffb3ba 0%, #ffdfba 25%, #ffffba 50%, #baffc9 75%, #bae1ff 100%)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--rainbow-gradient);color:var(--text-main);font-family:var(--font-body);-webkit-font-smoothing:antialiased;background-attachment:fixed;line-height:1.6}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:600}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}.fade-in{animation:.8s ease-out forwards fadeIn}.btn-primary{background-color:var(--primary-color);color:#fff;cursor:pointer;font-size:1rem;font-family:var(--font-body);border:none;border-radius:4px;padding:12px 24px;font-weight:500;transition:background-color .3s,transform .2s}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px)}.btn-primary:active{transform:translateY(0)}.login-container{background:0 0;justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--card-bg);text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid #fff6;border-radius:12px;width:100%;max-width:400px;padding:40px 30px;box-shadow:0 10px 30px #0000000d}.login-title{color:var(--primary-color);margin-bottom:10px;font-size:2rem}.login-subtitle{color:var(--text-light);margin-bottom:30px;font-size:.95rem}.login-form{flex-direction:column;gap:15px;display:flex}.login-input{border:1px solid var(--border-color);font-size:1rem;font-family:var(--font-body);border-radius:4px;outline:none;padding:12px 15px;transition:border-color .3s,box-shadow .3s}.login-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #ff9a9e33}.login-error{color:#d9534f;text-align:left;margin-top:-10px;font-size:.85rem}.main-header{text-align:center;background-color:var(--card-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;border-bottom:1px solid #fff6;padding:20px 15px 15px;position:sticky;top:0;box-shadow:0 2px 10px #0000000d}.main-title{color:var(--primary-color);margin-bottom:5px;font-size:1.8rem}@media (min-width:600px){.main-header{padding:40px 20px 20px}.main-title{margin-bottom:10px;font-size:2.5rem}}.main-subtitle{color:var(--text-light)}.container{max-width:100%;margin:0 auto;padding:20px}.upload-zone{border:2px dashed var(--border-color);text-align:center;cursor:pointer;background-color:var(--card-bg);border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:15px;margin:30px 0;padding:40px 20px;transition:all .3s;display:flex}.upload-zone.active{border-color:var(--primary-color);background-color:#ff9a9e1a}.upload-icon{color:var(--primary-color);font-size:2.5rem}.upload-text{color:var(--text-main);font-size:1.1rem}.upload-subtext{color:var(--text-light);font-size:.9rem}.file-input{display:none}.gallery-container{margin-top:40px}.mosaic-grid{column-count:1;column-gap:20px}@media (min-width:600px){.mosaic-grid{column-count:2}}@media (min-width:900px){.mosaic-grid{column-count:3}}@media (min-width:1200px){.mosaic-grid{column-count:4}}@media (min-width:1600px){.mosaic-grid{column-count:5}}.mosaic-item{break-inside:avoid;cursor:zoom-in;border-radius:8px;margin-bottom:20px;transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden;box-shadow:0 4px 10px #0000000d}.mosaic-item:hover{transform:translateY(-5px);box-shadow:0 10px 20px #0000001a}.mosaic-item img{width:100%;height:auto;display:block}.mosaic-overlay{opacity:0;background:#0000004d;justify-content:center;align-items:center;transition:opacity .3s;display:flex;position:absolute;inset:0}.mosaic-item:hover .mosaic-overlay{opacity:1}.enlarge-icon{color:#fff;font-size:2rem}.modal-overlay{z-index:1000;background:#000000f2;justify-content:center;align-items:center;padding:10px;animation:.3s ease-out fadeIn;display:flex;position:fixed;inset:0}.modal-content{flex-direction:column;align-items:center;width:100%;max-width:100vw;max-height:100vh;display:flex;position:relative}.modal-image{object-fit:contain;border-radius:4px;max-width:100%;max-height:85vh}.modal-close{color:#fff;cursor:pointer;z-index:1001;background:#00000080;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:2rem;transition:background-color .3s,color .3s;display:flex;position:fixed;top:15px;right:20px}.modal-close:hover{color:var(--primary-color);background:#ffffff1a}.modal-actions{justify-content:center;margin-top:15px;display:flex}.spinner{border:3px solid #ffffff4d;border-top:3px solid var(--primary-color);border-radius:50%;width:24px;height:24px;animation:1s linear infinite spin;display:inline-block}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loader-overlay{z-index:5;background:#fffc;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}