:root{--bg: #ffffff;--bg-secondary: #f9f9f9;--text: #0f0f0f;--text-secondary: #606060;--border: #e5e5e5;--hover: #f2f2f2;--primary: #065fd4;--primary-hover: #0553c2}:root.dark-mode{--bg: #0f0f0f;--bg-secondary: #212121;--text: #f1f1f1;--text-secondary: #aaaaaa;--border: #3f3f3f;--hover: #272727;--primary: #3ea6ff;--primary-hover: #65b8ff}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;color:var(--text);font-family:Roboto,Arial,sans-serif;background:var(--bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}h1,h2,h3{font-weight:500;margin:0;color:var(--text)}h1{font-size:2rem}h2{font-size:1.4rem}h3{font-size:1.1rem}.app-shell{min-height:100vh}.site-header{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--border);height:56px}.site-header__inner{margin:0 auto;max-width:1280px;height:100%;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:16px}.site-header__left{display:flex;align-items:center;gap:1rem}.brand-link{font-weight:600;font-size:1.25rem;color:var(--text)}.site-nav{display:flex;gap:24px}.site-nav a{font-size:.875rem;color:var(--text-secondary);font-weight:500;transition:color .2s}.site-nav a:hover{color:var(--text)}.site-nav a.active{color:var(--text);font-weight:600}.site-header__actions{display:flex;align-items:center;gap:8px}.user-chip{font-size:.8rem;color:var(--text-secondary);background:var(--bg-secondary);border:1px solid var(--border);padding:.35rem .7rem;border-radius:999px}.app-main{margin:0 auto;width:100%;max-width:800px;padding:2rem 1.2rem 3rem}.stack-xl{display:grid;gap:2rem}.stack-md{display:grid;gap:1rem}.stack-sm{display:grid;gap:.7rem}.row-between{display:flex;align-items:center;justify-content:space-between;gap:.8rem}.wrap-row{flex-wrap:wrap}.panel{border:1px solid var(--border);background:var(--bg);border-radius:12px;padding:16px;box-shadow:0 2px 8px #0000000d}.hero-panel{padding:clamp(1.2rem,3vw,2rem)}.eyebrow{margin:0;text-transform:uppercase;letter-spacing:.1em;font-weight:500;color:var(--text-secondary);font-size:.75rem}.post-grid{display:grid;gap:1rem;grid-template-columns:1fr}.post-card-link{text-decoration:none;color:inherit;display:block}.post-card-twitter{border:1px solid var(--border);background:var(--bg);border-radius:12px;padding:16px;transition:background .2s ease;cursor:pointer}.post-card-twitter:hover{background:var(--hover)}.post-card-twitter h3{margin:8px 0;font-size:1.25rem;font-weight:600}.post-content-full{margin:12px 0;line-height:1.5;color:var(--text)}.post-content-full p{margin:4px 0;font-size:.9375rem}.post-media-preview{margin:12px 0;border-radius:12px;overflow:hidden;max-height:500px}.post-media-preview img,.post-media-preview video{width:100%;height:auto;max-height:500px;object-fit:contain;display:block;background:var(--bg-secondary)}.post-stats{margin-top:12px;font-size:.875rem;color:var(--text-secondary)}.post-card{border:1px solid var(--border);background:var(--bg);border-radius:12px;padding:12px;transition:transform .2s ease,box-shadow .2s ease}.post-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.post-card h3{margin-top:.2rem;font-size:1.45rem}.post-card .excerpt{color:var(--text-secondary);line-height:1.5;margin:8px 0 0;display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.meta-row{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.meta-text{color:var(--text-secondary);font-size:.875rem;margin:0}.chip-row{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}.chip{border-radius:16px;padding:4px 12px;background:var(--bg-secondary);font-size:.75rem;color:var(--text-secondary);font-weight:500}.prose-blog p{margin:12px 0;line-height:1.6;color:var(--text);font-size:.9375rem}.media-grid{display:grid;gap:16px;grid-template-columns:1fr}.media-card{overflow:hidden;border-radius:12px;background:var(--bg-secondary);width:100%}.media-card img{width:100%;height:auto;max-height:500px;object-fit:contain;display:block;background:var(--bg-secondary)}.media-card figcaption,.media-card p{margin:0;padding:12px;font-size:.875rem;color:var(--text-secondary)}.media-card video{width:100%;height:auto;max-height:500px;display:block;background:var(--bg-secondary)}.audio-card audio{width:calc(100% - 24px);margin:0 12px 12px}.file-link-card{display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:8px;background:var(--bg-secondary);padding:12px;font-size:.875rem;color:var(--text);transition:background .2s}.file-link-card:hover{background:var(--hover)}.comment-card{background:var(--bg-secondary);border-radius:8px;padding:12px}.comment-card p{margin:8px 0 0;line-height:1.5;color:var(--text);font-size:.875rem}.auth-wrapper{margin:0 auto;width:100%;max-width:400px;display:grid;gap:16px}.auth-header{text-align:center}.auth-header p,.auth-footer{margin:8px 0 0;color:var(--text-secondary);font-size:.875rem}.divider{display:grid;place-items:center;color:var(--text-secondary);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;position:relative;margin:8px 0}.divider:before,.divider:after{content:"";position:absolute;top:50%;width:40%;height:1px;background:var(--border)}.divider:before{left:0}.divider:after{right:0}.label{font-size:.875rem;color:var(--text);font-weight:500;margin-bottom:4px}.input{width:100%;border-radius:8px;border:1px solid var(--border);background:var(--bg);padding:10px 12px;font-size:.9375rem;color:var(--text);outline:none;transition:border-color .2s}.input:focus{border-color:var(--primary)}.input::placeholder{color:var(--text-secondary)}textarea.input{resize:vertical;font-family:inherit}.file-input{padding:8px}.file-row{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--border);background:var(--bg-secondary);border-radius:8px;padding:8px 12px;font-size:.875rem;color:var(--text)}.btn{border:none;border-radius:18px;padding:10px 16px;font-size:.875rem;font-weight:500;cursor:pointer;transition:background .2s,transform .1s;text-align:center;font-family:inherit}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover:not(:disabled){background:var(--hover)}.btn-fit{width:fit-content}.btn-danger{background:#c00;color:#fff}.btn-danger:hover:not(:disabled){background:#a80000}.btn-xs{padding:6px 12px;font-size:.75rem}.btn-with-icon{display:flex;align-items:center;gap:6px}.text-link{color:var(--primary);text-decoration:none}.text-link:hover{text-decoration:underline}.state-message{margin:0;color:var(--text-secondary);text-align:center;padding:24px}.state-error{margin:0;color:#c00;background:#cc00001a;padding:12px;border-radius:8px;text-align:center}.muted{color:var(--text-secondary)}.post-row .post-title-inline{margin:0;font-weight:500}.record-panel{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;padding:12px}@media(max-width:820px){.site-header__inner{flex-direction:column;align-items:flex-start}.site-header__actions{width:100%;flex-wrap:wrap}.site-nav{display:none}}.user-profile-btn{border:none;background:none;cursor:pointer;border-radius:50%;padding:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}.user-profile-btn:hover{transform:scale(1.05)}.profile-photo{width:40px;height:40px;border-radius:50%;object-fit:cover;border:2px solid var(--border)}.profile-photo-large{width:80px;height:80px;border-radius:50%;object-fit:cover;border:3px solid var(--border);margin:0 auto}.profile-placeholder{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:1rem}.theme-toggle{border:none;background:transparent;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.2rem;color:var(--text);transition:background .2s ease}.theme-toggle:hover{background:var(--hover)}.notification-modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.notification-modal{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:24px;max-width:400px;width:100%;text-align:center;box-shadow:0 8px 24px #00000026}.notification-modal h3{margin:0 0 8px;color:var(--text)}.notification-modal p{margin:0 0 16px;color:var(--text-secondary)}.notification-modal-actions{display:flex;gap:.8rem;justify-content:center}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal-content{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:0;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 8px 24px #00000026}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border)}.modal-header h3{margin:0;color:var(--text)}.modal-close{border:none;background:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .2s ease}.modal-close:hover{background:var(--hover)}.account-info{padding:24px;text-align:center;border-bottom:1px solid var(--border)}.user-email{margin:8px 0 0;color:var(--text-secondary);font-size:.875rem}.modal-content form{padding:24px}.setting-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}.toggle-btn{position:relative;width:50px;height:26px;background:var(--border);border:none;border-radius:13px;cursor:pointer;transition:background .3s ease}.toggle-btn.active{background:var(--primary)}.toggle-slider{position:absolute;top:2px;left:2px;width:22px;height:22px;background:#fff;border-radius:50%;transition:transform .3s ease}.toggle-btn.active .toggle-slider{transform:translate(24px)}.modal-actions{display:flex;gap:8px;margin-top:16px}.btn-danger-outline{border-color:#dc2626;color:#dc2626}.btn-danger-outline:hover{background:#dc2626;color:#fff}@media(max-width:820px){.site-header__inner{flex-direction:row;align-items:center;padding:.8rem 1rem}.site-header__left{flex:1}.site-header__actions{width:auto;flex-wrap:nowrap;gap:.5rem}.site-nav{display:flex;margin-left:1rem}.brand-link{font-size:1rem}.site-nav a{font-size:.85rem}.theme-toggle,.user-profile-btn,.profile-photo{width:36px;height:36px}.profile-placeholder{width:36px;height:36px;font-size:.9rem}.notification-modal,.modal-content{margin:1rem;max-width:calc(100vw - 2rem)}.modal-header{padding:1rem 1.5rem .5rem}.modal-content form,.account-info{padding:1rem 1.5rem}.modal-actions{flex-direction:column}}.dark-mode .site-header{background:var(--bg);border-bottom-color:var(--border)}.dark-mode .theme-toggle:hover{background:var(--hover)}.dark-mode .btn-outline{border-color:var(--border);color:var(--text)}.dark-mode .btn-outline:hover{background:var(--hover)}.btn-with-icon{display:flex;align-items:center;gap:.4rem}.notification-icon{display:flex;justify-content:center;margin-bottom:1rem;color:var(--primary)}.modal-title{display:flex;align-items:center;gap:.5rem}.modal-title h3{margin:0}.theme-toggle{display:flex;align-items:center;justify-content:center}.dark-mode .notification-icon{color:var(--primary)}@media(max-width:820px){.btn-with-icon{gap:.3rem}.btn-with-icon svg{flex-shrink:0}.notification-modal{padding:1.5rem}.notification-icon{margin-bottom:.8rem}}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem}.loading-spinner{display:inline-block}.spinner{border:2px solid var(--border);border-top:2px solid var(--primary);border-radius:50%;animation:spin 1s linear infinite}.loading-spinner-sm .spinner{width:20px;height:20px}.loading-spinner-md .spinner{width:32px;height:32px}.loading-spinner-lg .spinner{width:48px;height:48px}.loading-message{margin:12px 0 0;color:var(--text-secondary);font-size:.875rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.post-card,.panel,.btn,.media-card img{will-change:auto}.post-card:hover,.btn:active{will-change:transform}.post-card:hover{transform:translateY(-2px)}img{content-visibility:auto}*{backface-visibility:hidden;-webkit-backface-visibility:hidden}html{scroll-behavior:smooth}.post-card,.btn,.theme-toggle,.user-profile-btn{transform:translateZ(0)}.post-card,.btn,.theme-toggle,.user-profile-btn,.modal-overlay,.notification-modal-overlay{transition-property:transform,background-color,border-color,box-shadow;transition-timing-function:ease}@media(max-width:820px){.post-grid,.media-grid{grid-template-columns:1fr}.post-card:hover,.btn:hover{transform:none}}.offline-notice{background:#f59e0b1a;border:1px solid #f59e0b;color:#92400e;padding:.75rem;border-radius:.5rem;margin-top:1rem;font-size:.9rem;text-align:center}.dark-mode .offline-notice{background:#f59e0b26;border-color:#f59e0b;color:#fbbf24}.dark-mode .state-error{background:#ef444426;border-color:#ef4444;color:#f87171}.offline-badge{background:#f59e0b;color:#fff;padding:.25rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.state-message{display:flex;align-items:center;gap:8px;justify-content:center;padding:24px;color:var(--text-secondary)}.state-message:before{content:"";width:16px;height:16px;border:2px solid var(--border);border-top:2px solid var(--primary);border-radius:50%;animation:spin 1s linear infinite}.state-error{background:#ef44441a;border:1px solid #ef4444;color:#dc2626;padding:1rem;border-radius:.5rem;text-align:center}.dark-mode .state-error{background:#ef444433;border-color:#ef4444;color:#f87171}