:root{--bg-color:222 47% 6%;--bg-color-alt:222 47% 10%;--card-bg:222 47% 12% / .7;--card-hover:222 47% 15% / .8;--border-color:217 32% 18% / .6;--border-focus:180 61% 63% / .8;--text-primary:210 40% 98%;--text-secondary:215 20% 75%;--text-muted:215 16% 55%;--primary:180 61% 63%;--primary-rgb:105, 215, 215;--secondary:263 90% 70%;--secondary-rgb:168, 85, 247;--accent:339 90% 60%;--success:142 76% 45%;--warning:38 92% 50%;--error:350 89% 60%;--gradient-primary:linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--secondary)) 100%);--gradient-sunset:linear-gradient(135deg, hsl(var(--secondary)) 0%, hsl(var(--accent)) 50%, hsl(var(--primary)) 100%);--gradient-dark:linear-gradient(180deg, hsla(var(--bg-color-alt) / .8) 0%, hsla(var(--bg-color) / .95) 100%);--gradient-glass:linear-gradient(135deg, #ffffff08 0%, #ffffff03 100%);--font-heading:"Outfit", sans-serif;--font-body:"Plus Jakarta Sans", sans-serif;--shadow-sm:0 2px 8px -2px #00000080;--shadow-md:0 4px 20px -4px #000000b3;--shadow-lg:0 10px 30px -10px #000000e6;--shadow-neon:0 0 20px -5px #69d7d759;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-full:9999px;--transition-fast:.2s ease;--transition-normal:.35s cubic-bezier(.16, 1, .3, 1)}.light-theme{--bg-color:210 40% 96%;--bg-color-alt:0 0% 100%;--card-bg:0 0% 100% / .85;--card-hover:0 0% 100% / .95;--border-color:214 32% 90% / .7;--border-focus:180 75% 40% / .8;--text-primary:222 47% 12%;--text-secondary:215 16% 35%;--text-muted:215 16% 55%;--gradient-glass:linear-gradient(135deg, #fffffff2 0%, #fffc 100%);--shadow-sm:0 1px 3px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000000d, 0 2px 4px -1px #00000008;--shadow-lg:0 10px 15px -3px #0000000d, 0 4px 6px -2px #00000008;--shadow-neon:0 0 15px -3px #69d7d726;--primary:180 75% 36%;--secondary:263 70% 48%;--accent:339 80% 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var(--transition-normal)}.glass-card:hover{border-color:var(--border-focus);box-shadow:var(--shadow-lg), var(--shadow-neon)}.container{max-width:1280px;margin:0 auto;padding:0 2rem}.flex-center{justify-content:center;align-items:center;display:flex}.text-gradient{background:var(--gradient-primary);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;display:inline-block}.text-gradient-sunset{background:var(--gradient-sunset);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;display:inline-block}.btn{font-family:var(--font-heading);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-normal);border:none;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--gradient-primary);color:hsl(var(--bg-color));box-shadow:0 4px 15px -3px hsla(var(--primary) / .4)}.btn-primary:hover{box-shadow:0 8px 25px 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.08)}.sidebar-link.active{border-left:3px solid hsl(var(--primary));font-weight:600}.sidebar-profile{border-top:1px solid var(--border-color);align-items:center;gap:.75rem;margin-top:auto;padding-top:1.5rem;display:flex}.avatar{border-radius:var(--radius-full);background:var(--gradient-primary);width:40px;height:40px;color:hsl(var(--bg-color));font-family:var(--font-heading);justify-content:center;align-items:center;font-size:.9rem;font-weight:700;display:flex}.avatar-lg{width:80px;height:80px;font-size:1.8rem}.page-header{justify-content:space-between;align-items:center;gap:1rem;margin-bottom:2rem;display:flex}.page-title{font-size:2rem;font-weight:700}.tab-group{border-bottom:1px solid var(--border-color);gap:1rem;margin-bottom:2rem;display:flex}.tab-btn{color:hsl(var(--text-secondary));font-family:var(--font-heading);cursor:pointer;transition:color var(--transition-fast);background:0 0;border:none;padding:.75rem 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var(--border-color);z-index:1000;-webkit-backdrop-filter:blur(16px);box-sizing:border-box;width:100%;height:auto;max-height:none;padding:.75rem 1rem;position:sticky;top:0;overflow:visible;background-color:hsl(var(--bg-color-alt))!important}.sidebar-header{margin-bottom:.35rem}.sidebar-logo{margin-bottom:0;font-size:1.25rem}.sidebar-nav-container{scrollbar-width:none;-webkit-overflow-scrolling:touch;width:100%;margin:0;padding:.25rem 0 .1rem;overflow:auto hidden}.sidebar-nav-container::-webkit-scrollbar{display:none}.sidebar-menu{flex-flow:row;gap:.4rem;width:max-content;margin:0;padding:0}.sidebar-menu li{flex-shrink:0}.sidebar-link{border-radius:var(--radius-full);background:hsla(var(--text-primary) / .04);border:1px solid var(--border-color);white-space:nowrap;align-items:center;gap:.4rem;padding:.45rem .85rem;font-size:.82rem;display:inline-flex}.sidebar-link.active{background:hsla(var(--primary) / .15);border-color:hsla(var(--primary) / .4);border-left:1px solid hsla(var(--primary) / .4);color:hsl(var(--primary))}.sidebar-footer,.sidebar-profile{display:none}.app-main{box-sizing:border-box;width:100%;height:auto;max-height:none;padding:1rem .85rem;overflow:hidden visible}.page-header{flex-direction:column;align-items:flex-start;gap:.75rem;margin-bottom:1.25rem}.page-title{font-size:1.4rem}.feed-grid{grid-template-columns:1fr;gap:1.1rem;width:100%}.feed-welcome-banner{margin-bottom:1.25rem;padding:1.25rem 1rem}.feed-welcome-banner h2{font-size:1.35rem!important}.feed-welcome-banner p{font-size:.82rem!important}.feed-filter-bar{margin-bottom:1.25rem;padding-bottom:.5rem}.feed-filter-tabs .tab-btn{padding:.5rem .85rem!important;font-size:.82rem!important}.feed-card-body{padding:1rem}.feed-card-footer{padding:0 1rem 1rem}.item-detail-container{padding-bottom:2rem}.item-detail-cover,.item-detail-cover img{max-height:220px}.item-detail-header{padding:1.25rem 1rem}.item-detail-title{margin:.5rem 0;font-size:1.35rem;line-height:1.3}.item-detail-body{padding:1.25rem 1rem}.item-detail-meta-grid{grid-template-columns:1fr;gap:.85rem;margin-bottom:1.5rem;padding:.9rem}.item-detail-cta-block{border-radius:var(--radius-md);margin-bottom:2rem;padding:1.25rem 1rem}.item-detail-rsvp-grid{grid-template-columns:1fr 1fr 1fr;gap:.4rem}.item-detail-rsvp-btn{padding:.65rem .35rem;font-size:.8rem}.item-detail-social-bar{gap:1.25rem;margin-bottom:1.5rem;padding-bottom:1rem}.item-detail-social-bar button,.item-detail-social-bar span{font-size:.88rem!important}.item-detail-comment-form{gap:.5rem}.item-detail-comment-form input{padding:.65rem .85rem!important;font-size:.85rem!important}.item-detail-comment-form button{padding:.65rem 1rem!important}}