*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f8f8f7;--bg-card: #ffffff;--bg-input: #f3f3f1;--bg-hover: #eeeeed;--border: #e8e8e5;--border-strong: #d4d4d0;--text: #1a1a19;--text-secondary: #5c5c58;--text-tertiary: #8a8a85;--accent: #2c5282;--accent-light: #ebf0f7;--danger: #c53030;--danger-light: #fef2f2;--success: #276749;--success-light: #f0fdf4;--warning: #b7791f;--warning-light: #fefce8;--radius: 6px;--radius-lg: 10px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .08);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--font-mono: "SF Mono", ui-monospace, "Cascadia Code", monospace}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.55;min-height:100vh;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased}.container{max-width:720px;margin:0 auto;padding:0 16px}header{background:var(--bg-card);border-bottom:1px solid var(--border);padding:0;position:sticky;top:0;z-index:100}header .header-inner{display:flex;justify-content:space-between;align-items:center;max-width:720px;margin:0 auto;padding:12px 16px}header h1{font-size:1rem;font-weight:600;color:var(--text);letter-spacing:-.01em}header .user-info{display:flex;align-items:center;gap:8px}header .user-email{display:none;font-size:.8rem;color:var(--text-tertiary)}.main-content{padding:20px 0 40px}.btn-icon{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:all .15s ease}.btn-icon:hover{background:var(--bg-hover);color:var(--text);border-color:var(--border-strong)}.btn-icon svg{width:18px;height:18px}.auth-wrapper{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:16px;background:var(--bg)}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px;width:100%;max-width:380px;box-shadow:var(--shadow)}.auth-card h2{text-align:center;margin-bottom:4px;font-size:1.15rem;font-weight:600;color:var(--text);letter-spacing:-.02em}.auth-card p.subtitle{text-align:center;color:var(--text-tertiary);font-size:.85rem;margin-bottom:28px}.form-group{margin-bottom:14px}label{display:block;font-size:.8rem;font-weight:500;margin-bottom:5px;color:var(--text-secondary)}input[type=text],input[type=email],input[type=password],input[type=url],input[type=number],select{width:100%;padding:8px 10px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:16px;font-family:var(--font-sans);outline:none;transition:border-color .15s ease,box-shadow .15s ease}input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light)}input::placeholder{color:var(--text-tertiary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius);font-size:.85rem;font-weight:500;font-family:var(--font-sans);cursor:pointer;transition:all .15s ease;-webkit-tap-highlight-color:transparent}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:#234a75}.btn-danger{background:none;color:var(--danger);border:1px solid var(--danger)}.btn-danger:hover:not(:disabled){background:var(--danger-light)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text);border-color:var(--border-strong)}.btn-sm{padding:5px 10px;font-size:.78rem}.btn-block{width:100%}.tabs{display:flex;gap:0;margin-bottom:20px;border-bottom:1px solid var(--border)}.tab{flex:1;padding:9px 12px;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-tertiary);font-size:.85rem;font-weight:500;font-family:var(--font-sans);cursor:pointer;transition:all .15s ease;text-align:center;-webkit-tap-highlight-color:transparent}.tab:hover{color:var(--text-secondary)}.tab.active{color:var(--text);border-bottom-color:var(--text)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:14px 16px;margin-bottom:8px;box-shadow:var(--shadow-sm);transition:box-shadow .15s ease}.card:hover{box-shadow:var(--shadow)}.card-header{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.card-header h3{font-size:.92rem;font-weight:600;letter-spacing:-.01em}.card-header .card-actions{display:flex;gap:6px}.card-meta{display:flex;flex-direction:column;gap:3px;flex-wrap:wrap;font-size:.78rem;color:var(--text-tertiary)}.card-meta span{display:flex;align-items:center;gap:4px}.badge{display:inline-block;padding:1px 7px;border-radius:4px;font-size:.72rem;font-weight:500;letter-spacing:.01em}.badge-active{background:var(--success-light);color:var(--success)}.badge-paused{background:var(--warning-light);color:var(--warning)}.badge-unread{background:var(--accent);color:#fff;min-width:18px;text-align:center;border-radius:9px;padding:1px 5px;font-size:.68rem;font-weight:600}.alert-item{padding:14px 16px;border-left:2px solid var(--border)}.alert-item.unread{background:var(--warning-light);border-left-color:var(--warning)}.alert-item .alert-header{display:flex;flex-direction:column;gap:2px;margin-bottom:4px}.alert-item .alert-site{font-weight:600;font-size:.88rem}.alert-item .alert-time{font-size:.75rem;color:var(--text-tertiary)}.alert-item .alert-summary{font-size:.82rem;color:var(--text-secondary)}.modal-overlay,.edit-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0003;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;justify-content:center;align-items:flex-end;z-index:200;padding:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:24px 20px;width:100%;max-width:460px;box-shadow:var(--shadow-lg);max-height:90vh;overflow-y:auto}.modal h2{margin-bottom:18px;font-size:1.05rem;font-weight:600;letter-spacing:-.01em}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.empty-state{text-align:center;padding:48px 16px;color:var(--text-tertiary)}.empty-state h3{font-size:.95rem;font-weight:600;margin-bottom:6px;color:var(--text)}.empty-state p{font-size:.85rem;margin-bottom:18px}.toast{position:fixed;bottom:16px;left:16px;right:16px;background:var(--text);color:var(--bg);padding:10px 16px;border-radius:var(--radius);font-size:.85rem;box-shadow:var(--shadow-lg);animation:toastIn .25s ease,toastOut .25s ease 3.75s;z-index:300}@keyframes toastIn{0%{transform:translateY(10px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes toastOut{to{opacity:0}}.link{color:var(--accent);text-decoration:none;cursor:pointer;font-size:.82rem}.link:hover{text-decoration:underline}.diff-view{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);padding:12px;font-family:var(--font-mono);font-size:.75rem;line-height:1.7;overflow-x:auto;max-height:400px;overflow-y:auto;-webkit-overflow-scrolling:touch}.diff-added{color:var(--success);background:var(--success-light)}.diff-removed{color:var(--danger);background:var(--danger-light)}.url-text{font-size:.8rem;color:var(--text-tertiary);word-break:break-all}.profile-section-title{font-size:.88rem;margin-bottom:12px;font-weight:600}.profile-msg{padding:10px 12px;border-radius:var(--radius);font-size:.82rem;margin-bottom:14px}.profile-msg-error{background:var(--danger-light);color:var(--danger)}.profile-msg-success{background:var(--success-light);color:var(--success)}@media (min-width: 640px){.container{padding:0 24px}header .header-inner{padding:14px 24px}header h1{font-size:1.05rem}header .user-email{display:inline}.main-content{padding:28px 0 48px}.auth-card{padding:36px 32px}.card{padding:16px 20px}.card-header{flex-direction:row;justify-content:space-between;align-items:flex-start}.card-meta{flex-direction:row;gap:14px}.tabs{gap:4px}.tab{flex:none;padding:9px 18px}.alert-item .alert-header{flex-direction:row;justify-content:space-between;align-items:center}.modal-overlay,.edit-modal-overlay{align-items:center;padding:20px}.modal{border-radius:var(--radius-lg);padding:28px 24px}.toast{left:auto;right:20px;bottom:20px;max-width:320px}.diff-view{padding:16px;font-size:.8rem}.empty-state{padding:60px 20px}}