:root{--bg-base:#fff;--bg-subtle:#f8fafc;--bg-dark:#05080f;--text-main:#0f172a;--text-muted:#475569;--text-light:#94a3b8;--border-light:#e2e8f0;--border-dark:#1e293b;--accent-primary:#e05d36;--accent-hover:#c24a26;--accent-subtle:#fff1ec;--font-sans:"Inter",-apple-system,BlinkMacSystemFont,sans-serif;--font-display:"Plus Jakarta Sans",var(--font-sans);--container-max:1280px;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--shadow-subtle:0 4px 12px -2px rgba(15,23,42,.05);--shadow-hover:0 12px 32px -8px rgba(15,23,42,.1);--transition-base:0.25s cubic-bezier(0.25,0.1,0.25,1);--color-note:#3b82f6;--color-note-bg:#eff6ff;--color-estimate:#e05d36;--color-estimate-bg:#fff7ed;--color-approval:#059669;--color-approval-bg:#f0fdf4;--color-voice:#8b5cf6;--color-voice-bg:#f5f3ff;--color-file:#64748b;--color-file-bg:#f8fafc;--color-rfq:#d97706;--color-rfq-bg:#fffbeb}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);color:var(--text-main);background-color:var(--bg-base);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}h1,h2,h3,h4{font-family:var(--font-display)}p{color:var(--text-muted);line-height:1.7}.app-shell{display:flex;min-height:100vh}.app-main{flex:1 1;display:flex;flex-direction:column;min-width:0;background:var(--bg-subtle)}.app-content{flex:1 1;padding:24px;overflow-y:auto}.sidebar{width:260px;background:var(--bg-base);border-right:1px solid var(--border-light);display:flex;flex-direction:column;height:100vh;position:-webkit-sticky;position:sticky;top:0;transition:width .2s ease;overflow:hidden;flex-shrink:0}.sidebar.collapsed{width:72px}.sidebar-logo{padding:0 20px;display:flex;align-items:center;gap:12px;height:56px;box-shadow:0 1px 0 0 rgba(0,0,0,.04);flex-shrink:0;text-decoration:none;color:var(--text-main)}.sidebar-logo img{width:32px;height:32px;flex-shrink:0;border-radius:var(--radius-sm)}.sidebar-logo span{font-family:var(--font-display);font-weight:700;font-size:1.1rem;white-space:nowrap;overflow:hidden;transition:opacity .15s ease}.sidebar.collapsed .sidebar-logo span{opacity:0;width:0}.sidebar-nav{flex:1 1;padding:16px 12px;overflow-y:auto}.sidebar-section-label{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-light);padding:12px 12px 8px;white-space:nowrap;overflow:hidden;transition:opacity .15s ease}.sidebar.collapsed 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h2{font-family:var(--font-display);font-size:1.6rem;font-weight:800;letter-spacing:-.02em;color:var(--text-main);margin-bottom:6px}.auth-form-header p{font-size:.95rem;color:var(--text-muted)}.auth-form-footer{text-align:center;margin-top:20px;font-size:.88rem;color:var(--text-muted)}.auth-form-footer a{color:var(--accent-primary);font-weight:600}.auth-form-footer a:hover{text-decoration:underline}.auth-form-back{display:inline-flex;align-items:center;gap:6px;font-size:.85rem;color:var(--text-light);margin-top:24px;transition:color var(--transition-base)}.auth-form-back:hover{color:var(--text-muted)}@media (max-width:768px){.auth-shell{flex-direction:column}.auth-brand-panel{flex:none;padding:32px 24px;border-right:none;border-bottom:1px solid var(--border-light)}.auth-brand-headline{font-size:2rem}.auth-brand-logo{margin-bottom:32px}.auth-brand-stats,.auth-brand-trust{display:none}.auth-brand-sub{font-size:.95rem}.auth-form-panel{padding:40px 24px}}.start-estimate-card{background:#fff;border:1px solid var(--border-light);border-radius:8px;padding:20px;margin-top:24px;position:relative;z-index:1}.start-estimate-headline{font-family:var(--font-heading);font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border-light)}.start-estimate-items{display:flex;flex-direction:column;gap:8px}.start-estimate-row{display:flex;justify-content:space-between;align-items:baseline;font-size:.9rem;line-height:1.5}.start-estimate-label{color:var(--text-muted)}.start-estimate-value{color:var(--text-primary);font-weight:600;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.start-estimate-source{margin-top:16px;padding-top:12px;border-top:1px solid var(--border-light);font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.start-importing{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary)}.start-importing-inner{text-align:center;display:flex;flex-direction:column;align-items:center;gap:20px}.start-importing-logo{height:32px;opacity:.6}.start-importing-spinner{width:32px;height:32px;border:3px solid var(--border-light);border-top-color:var(--terracotta);border-radius:50%;animation:spin .8s linear 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var(--border-light);border-radius:var(--radius-md);padding:24px}.dashboard-section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.dashboard-section-header h2{font-size:1.1rem;font-weight:700}.project-card{display:flex;justify-content:space-between;align-items:center;padding:16px;border:1px solid var(--border-light);border-radius:var(--radius-sm);cursor:pointer;transition:all .15s ease;text-decoration:none;color:inherit}.project-card:hover{border-color:var(--accent-primary);background:var(--accent-subtle)}.project-card-left{display:flex;align-items:center;gap:12px}.project-card-avatar{width:40px;height:40px;border-radius:var(--radius-sm);background:var(--accent-subtle);display:flex;align-items:center;justify-content:center;color:var(--accent-primary);font-weight:700;font-size:.9rem;font-family:var(--font-display);flex-shrink:0}.project-card-info h3{font-size:.95rem;font-weight:600;margin-bottom:2px}.project-card-info p{font-size:.8rem;margin:0;color:var(--text-light)}.project-card-right{display:flex;align-items:center;gap:12px}.quick-actions{display:flex;flex-direction:column;gap:8px}.quick-action{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--border-light);border-radius:var(--radius-sm);cursor:pointer;min-height:48px;transition:all .15s ease;background:var(--bg-base);width:100%;font-size:.9rem;font-weight:500;color:var(--text-main);font-family:inherit;text-align:left}.quick-action:hover{border-color:var(--accent-primary);background:var(--accent-subtle)}.quick-action svg{color:var(--accent-primary);flex-shrink:0}.projects-list{display:flex;flex-direction:column;gap:8px}.activity-empty{text-align:center;padding:32px 16px;color:var(--text-light);font-size:.85rem}.activity-empty svg{margin-bottom:8px;display:block;margin-left:auto;margin-right:auto}.empty-state{text-align:center;padding:80px 40px;background:var(--bg-base);border:2px dashed 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(max-width:480px){.guided-card-actions{flex-direction:column}}.notification-dropdown{position:absolute;top:100%;right:0;margin-top:8px;width:360px;max-height:420px;background:var(--bg-base);border:1px solid var(--border-light);border-radius:var(--radius-md);box-shadow:0 12px 36px -8px rgba(15,23,42,.15);z-index:250;overflow:hidden}.notification-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border-light)}.notification-header h4{font-size:.9rem;font-weight:600;margin:0}.notification-mark-all{font-size:.78rem;color:var(--accent-primary);background:none;border:none;cursor:pointer;font-weight:500}.notification-list{overflow-y:auto;max-height:360px}.notification-empty{text-align:center;padding:32px 16px;font-size:.85rem;color:var(--text-light)}.notification-item{display:flex;align-items:flex-start;gap:12px;width:100%;padding:12px 16px;border:none;background:none;cursor:pointer;text-align:left;border-bottom:1px solid 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24px;color:var(--text-light);background:var(--bg-base);border-radius:var(--radius-md);border:2px dashed var(--border-light)}.timeline-empty svg{margin:0 auto 12px;display:block}.timeline-empty-title{font-size:.95rem;font-weight:600;color:var(--text-main);margin-bottom:4px}.timeline-empty p{font-size:.85rem}.add-note-trigger{display:flex;align-items:center;gap:10px;width:100%;padding:14px 18px;background:var(--bg-base);border:1px dashed var(--border-light);border-radius:var(--radius-md);color:var(--text-light);font-size:.9rem;cursor:pointer;font-family:inherit;transition:all .15s ease;margin-bottom:24px}.add-note-trigger:hover{border-color:var(--accent-primary);color:var(--accent-primary);background:var(--accent-subtle)}.add-note-form{background:var(--bg-base);border:1px solid var(--border-light);border-radius:var(--radius-md);overflow:hidden;margin-bottom:24px}.add-note-textarea{width:100%;border:none;padding:16px 18px;font-size:.92rem;font-family:inherit;resize:none;outline:none;min-height:80px;line-height:1.6}.add-note-textarea::placeholder{color:var(--text-light)}.add-note-actions{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-top:1px solid var(--border-light);background:var(--bg-subtle)}.add-note-left-actions{display:flex;gap:4px}.add-note-attach-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:none;background:none;cursor:pointer;border-radius:var(--radius-sm);color:var(--text-muted);transition:all .15s ease}.add-note-attach-btn:hover{background:var(--bg-base);color:var(--accent-primary)}.add-note-right-actions{display:flex;gap:8px}.btn-sm{padding:6px 14px;font-size:.82rem;min-height:34px}.settings-page{max-width:680px}.settings-page h1{font-size:1.5rem;font-weight:700;margin-bottom:4px}.settings-subtitle{font-size:.95rem;margin-bottom:32px}.settings-sections{display:flex;flex-direction:column;gap:32px}.settings-section h2{font-size:1rem;font-weight:600;margin-bottom:12px}.settings-card{background:var(--bg-base);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:20px 24px}.settings-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border-light)}.settings-row:last-child{border-bottom:none}.settings-row label{color:var(--text-muted)}.settings-row label,.settings-row span{font-size:.9rem;font-weight:500}.project-room-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 40px;color:var(--text-light);gap:16px}.loading-spinner{width:32px;height:32px;border:3px solid var(--border-light);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.project-brief{background:var(--color-approval-bg);border:1px solid #bbf7d0;border-radius:var(--radius-md);padding:16px 18px;margin-bottom:16px}.project-brief-label{display:flex;align-items:center;gap:6px;margin-bottom:6px}.project-brief-label span{font-size:.65rem;text-transform:uppercase;letter-spacing:.08em;color:var(--color-approval);font-weight:700}.project-brief-label .brief-time{font-size:.6rem;color:var(--text-light);margin-left:auto;font-weight:400;text-transform:none;letter-spacing:normal}.project-brief-status{font-size:.88rem;font-weight:500;color:var(--text-main);line-height:1.5;margin:0}.project-brief-stats{display:flex;gap:16px;margin-top:10px;font-size:.75rem;color:var(--text-muted)}.project-brief-stats strong{color:var(--color-approval)}.action-cards{display:flex;gap:10px;margin-bottom:18px;overflow-x:auto;padding-bottom:2px}.action-card{flex:1 1;min-width:180px;border:1px solid var(--border-light);border-radius:var(--radius-md);padding:14px;background:var(--bg-base)}.action-card--recommended{border-left:3px solid var(--accent-primary)}.action-card-label{font-size:.65rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.05em}.action-card-title{font-weight:700;font-size:.88rem;margin:4px 0 10px;color:var(--text-main)}.action-card-btn{width:100%;font-size:.82rem;padding:9px;border-radius:var(--radius-sm);cursor:pointer;font-weight:600;border:1px solid var(--border-light);background:var(--bg-base);color:var(--text-main);transition:all var(--transition-base)}.action-card-btn:hover{background:var(--bg-subtle)}.action-card-btn--primary{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.action-card-btn--primary:hover{background:var(--accent-hover)}.new-entry-trigger{font-size:.82rem;background:var(--text-main);color:#fff;border:none;padding:7px 16px;border-radius:var(--radius-sm);cursor:pointer;font-weight:600;display:flex;align-items:center;gap:4px;transition:background var(--transition-base)}.new-entry-trigger:hover{background:#334155}.new-entry-menu{position:absolute;right:0;top:calc(100% + 4px);background:var(--bg-base);border:1px solid var(--border-light);border-radius:var(--radius-md);box-shadow:var(--shadow-hover);min-width:200px;z-index:30;padding:4px}.new-entry-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;color:var(--text-main);background:none;border:none;width:100%;text-align:left;transition:background var(--transition-base)}.new-entry-item:hover{background:var(--bg-subtle)}.new-entry-item svg{width:16px;height:16px;color:var(--text-muted)}.attention-items{display:flex;gap:10px;margin-bottom:18px}.attention-item{flex:1 1;border-left:3px solid var(--border-light);background:var(--bg-base);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:12px;box-shadow:0 1px 3px rgba(0,0,0,.04)}.attention-item--approval{border-left-color:var(--color-approval)}.attention-item--warning{border-left-color:var(--color-rfq)}.attention-item--info{border-left-color:var(--color-note)}.attention-item-label{font-size:.65rem;text-transform:uppercase;color:var(--text-light);letter-spacing:.05em}.attention-item-title{font-weight:600;font-size:.85rem;margin:3px 0 0}.attention-item-detail{font-size:.75rem;margin:2px 0 0}.attention-item--approval .attention-item-detail{color:var(--color-approval)}.attention-item--warning .attention-item-detail{color:var(--color-rfq)}.project-card-rich{border:1px solid var(--border-light);border-radius:var(--radius-md);padding:14px;margin-bottom:8px;background:var(--bg-base);cursor:pointer;transition:box-shadow var(--transition-base)}.project-card-rich:hover{box-shadow:var(--shadow-subtle)}.project-card-header{display:flex;justify-content:space-between;align-items:flex-start}.project-card-name{font-size:.9rem;font-weight:600;display:flex;align-items:center;gap:6px}.project-card-meta{font-size:.75rem;color:var(--text-light);margin:3px 0 0}.project-card-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}.project-tag{font-size:.65rem;background:var(--bg-subtle);border:1px solid var(--border-light);padding:2px 6px;border-radius:4px;color:var(--text-muted)}.create-project-form{margin-bottom:16px;padding:16px;background:var(--bg-subtle);border-radius:var(--radius-sm)}.create-project-form .input{margin-bottom:12px}.create-project-form .role-selector{display:flex;gap:8px;margin-bottom:12px}.create-project-form-actions{display:flex;gap:8px;justify-content:flex-end}.skeleton{background:linear-gradient(90deg,var(--bg-subtle) 25%,#eef2f7 50%,var(--bg-subtle) 75%);background-size:200% 100%;animation:skeleton-pulse 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}@keyframes skeleton-pulse{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-line{height:14px;margin-bottom:8px}.skeleton-line:last-child{width:60%}.skeleton-block{height:80px;margin-bottom:12px}