:root{--primary-blue: #1e40af;--primary-purple: #7c3aed;--accent-green: #10b981;--text-gray: #374151;--success-green: #10b981;--error-red: #ef4444;--warning-orange: #f59e0b;--info-blue: #3b82f6}.sticky-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(255,255,255,.15);backdrop-filter:blur(6px);background-color:#1e40afd9}.nav-link{position:relative;border-radius:.75rem;transition:transform .2s ease,box-shadow .2s ease}.nav-link:focus-visible{outline:2px solid rgba(255,255,255,.65);outline-offset:2px}.nav-link:hover{transform:translateY(-1px)}.nav-link-active{background:linear-gradient(120deg,#7c3aed,#9333ea);color:#fff;box-shadow:0 18px 35px #7c3aed59;border:1px solid rgba(255,255,255,.25)}.nav-link-active i{color:#fce7ff}.icon-container{display:flex;align-items:center;justify-content:center}.header-icon{border-radius:50%;-o-object-fit:cover;object-fit:cover;transition:transform .3s ease}.header-icon:hover{transform:scale(1.1)}.header-logo-link{text-decoration:none;color:inherit;transition:all .3s ease}.header-logo-link:hover{opacity:.8;transform:translate(-2px);text-decoration:none;color:inherit}.header-logo-link:hover .header-icon{transform:scale(1.1) rotate(5deg)}.header-logo-link:hover h1{text-shadow:0 2px 4px rgba(0,0,0,.1)}.gradient-bg{background:linear-gradient(135deg,#f0f9ff,#e0e7ff,#f3e8ff);min-height:100vh}.posts-loading-banner{display:inline-flex;align-items:center;gap:.75rem;padding:.75rem 1.5rem;border-radius:999px;background:#3b82f61f;border:1px solid rgba(59,130,246,.3);color:#1e3a8a;font-weight:600;margin-bottom:1.5rem;box-shadow:0 10px 25px #1e40af1f;transition:opacity .2s ease,transform .2s ease}.posts-loading-banner.hidden{opacity:0;pointer-events:none;transform:translateY(-6px);visibility:hidden;height:0;margin:0;padding:0;border-width:0}.loading-dot{width:10px;height:10px;border-radius:50%;background:#2563eb;position:relative;animation:pulse 1s ease-in-out infinite}.loading-dot:after,.loading-dot:before{content:"";position:absolute;inset:0;border-radius:inherit;animation:pulse 1s ease-in-out infinite;background:inherit}.loading-dot:before{animation-delay:.15s;opacity:.6}.loading-dot:after{animation-delay:.3s;opacity:.3}@keyframes pulse{0%{transform:scale(.9);opacity:.4}50%{transform:scale(1.2);opacity:1}to{transform:scale(.9);opacity:.4}}.skeleton-card{border-radius:24px;background:#ffffffe6;padding:1.75rem;box-shadow:0 18px 45px #0f172a14;border:1px solid rgba(148,163,184,.3);display:flex;flex-direction:column;gap:1rem;position:relative;overflow:hidden;min-height:320px}.skeleton-shimmer{position:absolute;inset:0;background:linear-gradient(120deg,#fff0,#fff9,#fff0);animation:shimmer 1.4s infinite;opacity:.6}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.skeleton-media{height:180px;border-radius:20px;background:linear-gradient(135deg,#a5b4fc59,#c4b5fd73)}.skeleton-block{height:14px;border-radius:999px;background:#e2e8f0b3;width:100%}.skeleton-block.w-80{width:80%}.skeleton-block.w-60{width:60%}.skeleton-block.w-40{width:40%}.skeleton-meta{display:flex;gap:.75rem}.skeleton-meta .skeleton-block{flex:1}.skeleton-footer{display:flex;justify-content:space-between;gap:1rem;margin-top:auto}.skeleton-button,.skeleton-pill{height:44px;border-radius:999px;background:#e2e8f0b3;flex:1}.skeleton-pill{max-width:140px}.upload-zone{border:2px dashed #d1d5db;border-radius:12px;background:#f9fafb;transition:all .3s ease;cursor:pointer;position:relative;min-height:150px;display:flex;align-items:center;justify-content:center;flex-direction:column}.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent-green);background:#f0fdf4;transform:scale(1.02)}.upload-zone.dragover{box-shadow:0 0 20px #10b9814d}.image-preview{max-width:100%;max-height:200px;border-radius:12px;-o-object-fit:cover;object-fit:cover;box-shadow:0 8px 20px #00000026}.post-image{width:100%;height:220px;-o-object-fit:cover;object-fit:cover;border-radius:12px;margin-bottom:1rem;transition:all .3s ease}.post-image:hover{transform:scale(1.05)}.btn-primary{background:linear-gradient(135deg,var(--accent-green),#059669);color:#fff;border:none;border-radius:25px;padding:12px 24px;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 4px 15px #10b9814d;position:relative;overflow:hidden}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.btn-primary:hover:before{left:100%}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 25px #10b98166;background:linear-gradient(135deg,#059669,#047857);text-decoration:none;color:#fff}.btn-primary:active{transform:translateY(-1px)}.btn-secondary{background:#6b7280;color:#fff;border:none;border-radius:20px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .3s ease;cursor:pointer}.btn-secondary:hover{background:#4b5563;transform:translateY(-2px);box-shadow:0 4px 12px #6b72804d}.hero-section{background:linear-gradient(135deg,#1e40af,#7c3aed);color:#fff;padding:4.5rem 0 6rem;position:relative;overflow:hidden;box-shadow:0 25px 60px #1e40af59}.hero-section:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" style="stop-color:rgba(255,255,255,0.1)"/><stop offset="100%" style="stop-color:rgba(255,255,255,0)"/></radialGradient></defs><circle cx="500" cy="500" r="400" fill="url(%23a)"/></svg>') center/cover;opacity:.1}.hero-section:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:120px;background:linear-gradient(180deg,#11182700,#ecf5ffd9 85%);opacity:.7}.hero-section .container{position:relative;z-index:2}.hero-section+section{margin-top:-60px;padding-top:5rem;border-radius:32px 32px 0 0;background:#ffffffe6;box-shadow:0 -10px 40px #0f172a14;position:relative;z-index:1}#posts-container{display:grid;gap:2rem}@media(min-width:640px){#posts-container{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:1024px){#posts-container{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:768px)and (max-width:1279px){#posts-container{justify-items:center}}@media(max-width:768px){.hero-section{padding:2rem 0}.hero-section h2{font-size:2rem}}@media(max-width:640px){.hero-section h2{font-size:1.75rem}.hero-section p{font-size:1rem}}.btn-primary:focus,.btn-secondary:focus{outline:2px solid currentColor;outline-offset:2px}.btn-loading{position:relative;color:transparent!important;pointer-events:none}.btn-loading:after{content:"";position:absolute;width:16px;height:16px;top:50%;left:50%;margin-left:-8px;margin-top:-8px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.gradient-text{background:linear-gradient(135deg,var(--primary-blue),var(--primary-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.filter-btn{background:#fff;border:1px solid #e5e7eb;color:#4b5563;padding:.75rem 1.5rem;border-radius:9999px;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;align-items:center;box-shadow:0 2px 4px #0000000d}.filter-btn i{color:#9ca3af;transition:color .3s ease}.filter-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a;border-color:#d1d5db;color:#1f2937}.filter-btn:hover i{color:var(--primary-purple)}.filter-btn.active{background:linear-gradient(135deg,var(--primary-blue),var(--primary-purple));color:#fff;border-color:transparent;box-shadow:0 4px 15px #7c3aed4d}.filter-btn.active i{color:#ffffffe6}.filter-btn:active{transform:translateY(0)}