:root{--background: #ffffff;--foreground: #020617;--muted: #64748b;--muted-foreground: #94a3b8;--border: #e2e8f0;--input: #e2e8f0;--primary: #0f172a;--primary-foreground: #ffffff;--secondary: #f8fafc;--secondary-foreground: #0f172a;--destructive: #ef4444;--radius: .5rem;--radius-pill: 9999px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Open Sans,system-ui,-apple-system,sans-serif;background-color:var(--background);color:var(--foreground);line-height:1.5;-webkit-font-smoothing:antialiased}.container{max-width:480px;margin:0 auto;padding:2rem 1rem;display:flex;flex-direction:column;min-height:100vh}.landing-container{max-width:800px;margin:0 auto;padding:1.5rem;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;text-align:center}h1{font-family:Playfair Display,serif;font-size:2.75rem;font-weight:700;color:var(--primary);margin-bottom:1rem;letter-spacing:-.01em}.subtitle{font-size:1.125rem;color:var(--muted);margin-bottom:2rem;max-width:600px}.brand-tag{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-foreground);margin-bottom:1.5rem}.form-group{margin-bottom:1.5rem;display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.875rem;font-weight:600;color:var(--primary)}.input{width:100%;padding:.75rem 1rem;border-radius:var(--radius);border:1px solid var(--border);font-family:inherit;font-size:1rem;transition:border-color .2s}.input:focus{outline:none;border-color:var(--primary)}.textarea{min-height:150px;resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-size:.875rem;font-weight:600;border-radius:var(--radius);cursor:pointer;transition:all .2s;border:none;text-decoration:none;font-family:inherit}.btn-pill{border-radius:var(--radius-pill);padding:.75rem 2rem}.btn-primary{background-color:var(--primary);color:var(--primary-foreground)}.btn-primary:hover{opacity:.9}.btn-outline{background-color:transparent;border:1px solid var(--border);color:var(--primary)}.btn-outline:hover{background-color:var(--secondary)}.btn-ghost{background-color:transparent;color:var(--muted)}.btn-ghost:hover{background-color:var(--secondary);color:var(--primary)}.app-header{width:100%;padding:1.5rem 2rem;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.header-logo{font-weight:800;font-size:1.125rem;display:flex;align-items:center;gap:.75rem}.header-logo .sep{color:var(--border);font-weight:400}.header-logo .sub{color:var(--muted-foreground);font-weight:400}.nav-links{display:flex;gap:1.5rem}.nav-link{font-size:.875rem;font-weight:600;color:var(--primary);text-decoration:none}.loader-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:50vh}.loader{width:40px;height:40px;border:3px solid var(--secondary);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.text-center{text-align:center}.mt-4{margin-top:1rem}.text-sm{font-size:.875rem}.text-muted{color:var(--muted)}.link{color:var(--primary);text-decoration:underline;cursor:pointer}.toast{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);background:#0f172a;color:#fff;padding:.65rem 1.25rem;border-radius:9999px;font-size:.875rem;font-weight:500;box-shadow:0 10px 25px -5px #00000040;z-index:9999;animation:toast-in .2s cubic-bezier(.16,1,.3,1);max-width:90vw;text-align:center;pointer-events:none;border:1px solid rgba(255,255,255,.1)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,12px) scale(.95)}to{opacity:1;transform:translate(-50%) scale(1)}}.profile-card{background:#fff;border:1px solid var(--border);border-radius:.875rem;padding:.75rem 1rem;margin-bottom:.625rem;box-shadow:0 1px 3px #0000000a;text-align:left;transition:all .2s}.profile-header-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:0;gap:.5rem}.profile-user-info{display:flex;align-items:center;gap:.65rem;min-width:0}.user-avatar-badge{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#0f172a,#334155);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9375rem;flex-shrink:0;box-shadow:0 1px 3px #0f172a1f}.user-meta{min-width:0}.user-handle{font-size:1rem;font-weight:700;color:var(--foreground);line-height:1.2;display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}.user-subtext{display:none}.profile-actions{display:flex;align-items:center;gap:.35rem;flex-shrink:0}.icon-btn{background:var(--secondary);border:1px solid var(--border);color:var(--foreground);padding:.35rem .65rem;border-radius:.5rem;font-size:.75rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:.3rem;transition:all .15s ease}.icon-btn:hover{background:#e2e8f0;border-color:#cbd5e1}.share-link-pill{background:var(--secondary);border:1px solid var(--border);border-radius:.625rem;padding:.5rem .75rem;display:flex;align-items:center;justify-content:space-between;gap:.5rem;cursor:pointer;margin-bottom:.625rem;transition:all .15s ease}.share-link-pill:hover{border-color:var(--primary);background:#f1f5f9}.share-link-text{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.8125rem;color:var(--foreground);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.copy-badge{font-size:.6875rem;font-weight:600;background:var(--background);border:1px solid var(--border);padding:.2rem .5rem;border-radius:9999px;color:var(--muted);white-space:nowrap}.share-btn-group{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}.search-card{background:#fff;border:1px solid var(--border);border-radius:.875rem;padding:.375rem .5rem;margin-bottom:1.25rem;box-shadow:0 1px 3px #0000000a;text-align:left}.search-input-wrap{display:flex;gap:.375rem;align-items:center;width:100%}.search-input-box{position:relative;flex:1;display:flex;align-items:center;min-width:0}.search-input-box .prefix-icon{position:absolute;left:.65rem;font-size:.95rem;pointer-events:none;line-height:1}.search-input{width:100%;padding:.5rem .65rem .5rem 2.1rem;border:1px solid transparent;border-radius:.5rem;font-size:.875rem;font-family:inherit;transition:all .2s;background:var(--secondary)}.search-input:focus{outline:none;background:#fff;border-color:var(--primary);box-shadow:0 0 0 2px #0f172a14}.search-action-btn{padding:.5rem .875rem!important;border-radius:.5rem!important;font-size:.8125rem!important;font-weight:600!important;white-space:nowrap!important;flex-shrink:0!important;height:36px;display:inline-flex;align-items:center;justify-content:center}.inbox-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:.875rem;text-align:left}.inbox-title{font-size:1.125rem;font-weight:700;color:var(--foreground);margin:0}.inbox-badge{font-size:.75rem;font-weight:600;background:var(--secondary);color:var(--muted);border:1px solid var(--border);padding:.2rem .55rem;border-radius:9999px}.profile-clickable-area{display:flex;align-items:center;gap:.75rem;min-width:0;cursor:pointer;flex:1;border-radius:.5rem;padding:.25rem .35rem .25rem 0;transition:all .15s ease;-webkit-user-select:none;user-select:none}.profile-clickable-area:hover .user-handle{opacity:.85}.link-toggle-badge{font-size:.6875rem;font-weight:600;padding:.15rem .45rem;background:var(--secondary);border:1px solid var(--border);border-radius:9999px;color:var(--muted);display:inline-flex;align-items:center;gap:.2rem;vertical-align:middle;transition:all .15s ease;cursor:pointer}.link-toggle-badge.active{background:var(--primary);color:#fff;border-color:var(--primary)}.profile-link-drawer{margin-top:.875rem;padding-top:.875rem;border-top:1px dashed var(--border);animation:drawerSlide .2s cubic-bezier(.16,1,.3,1)}@keyframes drawerSlide{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 640px){.header-logo .logo-text,.header-logo .sep,.header-logo .sub{display:none!important}.header-logo .logo-img{width:32px!important;height:32px!important}.app-header{padding:.75rem 1rem!important}.container{padding:.75rem!important}.profile-card{padding:.625rem .875rem!important;border-radius:.75rem!important;margin-bottom:.5rem!important}.search-card{padding:.35rem .45rem!important;border-radius:.75rem!important;margin-bottom:1rem!important}.search-input-wrap{flex-direction:row!important;gap:.35rem!important}.search-input-wrap .btn{width:auto!important;padding:.45rem .75rem!important;font-size:.8125rem!important}.share-btn-group{grid-template-columns:1fr 1fr!important;gap:.4rem!important}.share-btn-group .btn{padding:.5rem .65rem!important;font-size:.8125rem!important}h1{font-size:1.75rem!important;line-height:1.25!important}}