*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #1d2125;--surface: #22272b;--surface2: #2c333a;--list-bg: #101204;--list-bg-alpha: rgba(16,18,4,.65);--card-bg: #22272b;--card-hover: #2c333a;--border: #3a4046;--text: #b6c2cf;--text-strong: #cdd2d7;--text-muted: #8c9bab;--accent: #579dff;--accent-hover: #85b8ff;--danger: #f87168;--danger-hover: #fd9891;--radius: 8px;--list-width: 272px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px}body{background:var(--bg);color:var(--text);min-height:100vh}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:100vh}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}.btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:4px;font-size:13px;font-weight:500;transition:background .15s,color .15s}.btn-primary{background:var(--accent);color:#1d2125}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{color:var(--text-muted)}.btn-ghost:hover{background:var(--surface2);color:var(--text-strong)}.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}.btn-danger:hover{background:var(--danger);color:#1d2125}.btn-full{width:100%;justify-content:center}input,textarea{background:var(--surface2);border:1px solid var(--border);border-radius:4px;color:var(--text-strong);font:inherit;padding:8px 10px;width:100%;transition:border-color .15s}input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px #579dff33}textarea{resize:vertical}label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:4px}.form-group{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}.form-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}.app-header,.board-header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:#00000040;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,.08)}.header-left{display:flex;align-items:center;gap:10px}.header-right{display:flex;align-items:center;gap:12px}.app-title{font-size:16px;font-weight:700;color:var(--text-strong)}.board-title{font-size:16px;font-weight:700;color:#fff}.user-email{font-size:13px;color:var(--text-muted)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 60% 40%,#0747a6,#0d1117 60%)}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:36px 32px;width:100%;max-width:400px;box-shadow:0 8px 32px #00000080}.auth-logo{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:24px;font-size:20px;font-weight:800;color:#fff}.auth-card h1{font-size:18px;font-weight:700;color:var(--text-strong);margin-bottom:20px;text-align:center}.auth-form{display:flex;flex-direction:column}.auth-error{color:var(--danger);font-size:13px;margin-bottom:10px}.auth-message{color:#57d9a3;font-size:13px;margin-bottom:10px}.auth-switch{text-align:center;margin-top:20px;font-size:13px;color:var(--text-muted)}.auth-switch button{color:var(--accent);text-decoration:underline}.auth-switch button:hover{color:var(--accent-hover)}.home-page{min-height:100vh;background:var(--bg)}.home-main{padding:32px 24px;max-width:1200px}.section-title{font-size:14px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}.boards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.board-card{position:relative;border-radius:var(--radius);padding:14px;min-height:96px;display:flex;align-items:flex-start;cursor:pointer;transition:filter .15s,transform .1s;font-weight:700;font-size:15px;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.4)}.board-card:hover{filter:brightness(1.15);transform:translateY(-2px)}.board-card-title{flex:1;word-break:break-word}.board-card-delete{position:absolute;top:8px;right:8px;width:24px;height:24px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:18px;opacity:0;transition:opacity .15s;background:#0000004d;color:#fff}.board-card:hover .board-card-delete{opacity:1}.board-card-delete:hover{background:#00000080}.board-card-new{background:var(--surface2);border:2px dashed var(--border);color:var(--text-muted);font-size:14px;font-weight:500;align-items:center;justify-content:center;text-shadow:none}.board-card-new:hover{border-color:var(--accent);color:var(--accent);transform:none;filter:none}.board-create-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px;min-height:96px}.board-create-form input{font-weight:600}.color-picker{display:flex;gap:6px;flex-wrap:wrap}.color-swatch{width:28px;height:28px;border-radius:4px;transition:transform .1s;border:2px solid transparent}.color-swatch:hover{transform:scale(1.15)}.color-swatch.selected{border-color:#fff;box-shadow:0 0 0 2px #ffffff4d}.empty-state{color:var(--text-muted);margin-top:12px}.board-page{min-height:100vh;background:linear-gradient(135deg,var(--board-color, #0052cc) 0%,#0d1117 70%);display:flex;flex-direction:column}.board-header{background:#0000004d}.board-canvas{flex:1;display:flex;align-items:flex-start;padding:16px;gap:12px;overflow-x:auto;-webkit-user-select:none;user-select:none}.board-canvas::-webkit-scrollbar{height:8px}.board-canvas::-webkit-scrollbar-track{background:#0000001a}.board-canvas::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}.list{background:#101204cc;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);border-radius:var(--radius);width:var(--list-width);min-width:var(--list-width);max-height:calc(100vh - 120px);display:flex;flex-direction:column;flex-shrink:0}.list-overlay{box-shadow:0 8px 24px #00000080;cursor:grabbing}.list-header{display:flex;align-items:center;padding:10px 12px 8px;cursor:grab;gap:8px;border-radius:var(--radius) var(--radius) 0 0}.list-header:active{cursor:grabbing}.list-title{flex:1;font-size:14px;font-weight:700;color:#b6c2cf;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.list-title:hover{color:#cdd2d7}.list-title-input{flex:1;font-size:14px;font-weight:700;background:var(--surface2);resize:none;padding:4px 6px;min-height:32px}.list-header-text{font-size:14px;font-weight:700;color:#b6c2cf;padding:2px 4px}.list-delete-btn{flex-shrink:0;width:24px;height:24px;border-radius:4px;font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center;color:var(--text-muted);opacity:0;transition:opacity .15s,background .15s}.list:hover .list-delete-btn{opacity:1}.list-delete-btn:hover{background:var(--surface2);color:var(--danger)}.cards-area{flex:1;overflow-y:auto;padding:4px 8px;display:flex;flex-direction:column;gap:6px;min-height:4px}.cards-area-empty{min-height:32px}.cards-area::-webkit-scrollbar{width:4px}.cards-area::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:2px}.card{background:#22272b;border-radius:6px;padding:10px 10px 8px;cursor:pointer;transition:background .12s,box-shadow .12s;display:flex;align-items:flex-start;justify-content:space-between;gap:8px;border:1px solid transparent;box-shadow:0 1px 2px #0000004d}.card:hover{background:#2c333a;border-color:var(--accent)}.card-overlay{box-shadow:0 8px 20px #00000080;cursor:grabbing}.card-title{font-size:14px;color:#b6c2cf;line-height:1.4;flex:1}.card-desc-hint{font-size:12px;flex-shrink:0;color:var(--text-muted);margin-top:2px}.add-card-btn,.add-list-btn{display:flex;align-items:center;gap:6px;width:100%;padding:8px 12px;color:var(--text-muted);font-size:14px;border-radius:0 0 var(--radius) var(--radius);transition:background .12s,color .12s}.add-card-btn:hover{background:#ffffff14;color:var(--text-strong)}.add-card-form{padding:8px;display:flex;flex-direction:column;gap:6px;border-top:1px solid var(--border)}.add-card-form textarea{font-size:14px;min-height:60px}.add-list-container{flex-shrink:0;width:var(--list-width);min-width:var(--list-width)}.add-list-btn{background:#ffffff1f;color:#fff;border-radius:var(--radius);padding:10px 14px;transition:background .15s}.add-list-btn:hover{background:#fff3}.add-list-form{background:#101204cc;border-radius:var(--radius);padding:10px;display:flex;flex-direction:column;gap:8px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:flex-start;justify-content:center;padding:48px 16px;z-index:200;overflow-y:auto}.modal{background:#282e33;border-radius:10px;width:100%;max-width:660px;box-shadow:0 12px 48px #0009;padding:24px;position:relative;display:flex;flex-direction:column;gap:20px;min-height:240px}.modal-close{position:absolute;top:12px;right:12px;width:30px;height:30px;border-radius:6px;font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:background .12s}.modal-close:hover{background:var(--surface2);color:var(--text-strong)}.modal-header{display:flex;gap:14px;align-items:flex-start}.modal-card-icon{font-size:20px;margin-top:2px;color:var(--text-muted)}.modal-title-area{flex:1}.modal-title{font-size:18px;font-weight:700;color:var(--text-strong);cursor:pointer;line-height:1.3;word-break:break-word}.modal-title:hover{background:var(--surface2);border-radius:4px;padding:2px 4px;margin:-2px -4px}.modal-title-input{font-size:18px;font-weight:700;width:100%;resize:none;padding:4px 6px;min-height:56px}.modal-list-name{font-size:12px;color:var(--text-muted);margin-top:4px}.modal-list-name strong{color:var(--text)}.modal-body{display:flex;flex-direction:column;gap:20px}.modal-section{display:flex;flex-direction:column;gap:8px}.modal-section-title{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--text-muted)}.modal-desc-input{min-height:80px;font-size:14px}.modal-footer{border-top:1px solid var(--border);padding-top:16px}.modal-columns{display:flex;gap:20px;align-items:flex-start}.modal-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:20px}.modal-sidebar{flex-shrink:0;width:168px;display:flex;flex-direction:column;gap:16px}.priority-options{display:flex;flex-direction:column;gap:4px}.priority-btn{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:4px;font-size:13px;color:var(--text-muted);transition:background .12s,color .12s;text-align:left}.priority-btn:hover{background:var(--surface2);color:var(--text-strong)}.priority-btn.active{background:var(--surface2);color:var(--priority-color);font-weight:600}.priority-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;background:var(--priority-color)}.label-options{display:flex;flex-wrap:wrap;gap:6px}.label-chip{padding:3px 10px;border-radius:12px;font-size:12px;font-weight:600;border:2px solid var(--label-color);color:var(--text-muted);transition:background .12s,color .12s}.label-chip:hover{background:color-mix(in srgb,var(--label-color) 15%,transparent);color:var(--label-color)}.label-chip.active{background:var(--label-color);color:#1d2125}.due-date-row{display:flex;align-items:center;gap:6px}.due-date-input{flex:1;font-size:13px;padding:6px 8px}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(.6);cursor:pointer}.due-date-clear{padding:4px 8px;font-size:16px;line-height:1;flex-shrink:0}.card-labels{display:flex;gap:4px;margin-bottom:6px;flex-wrap:wrap}.card-label-dot{width:32px;height:6px;border-radius:3px;display:inline-block}.card-row{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.card-badges{display:flex;align-items:center;gap:8px;margin-top:6px;flex-wrap:wrap}.card-priority-badge{font-size:11px;font-weight:600}.card-due-badge{font-size:11px;font-weight:500;padding:1px 5px;border-radius:3px}.card-due-overdue{background:#f8716833;color:#f87168}.card-due-today{background:#ffa50033;color:orange}.card-due-soon{background:#f5cd4726;color:#f5cd47}.card-due-future{color:var(--text-muted)}.search-bar{width:180px;font-size:13px;padding:5px 10px;background:#ffffff1a;border:1px solid rgba(255,255,255,.15);color:#fff;border-radius:4px}.search-bar::placeholder{color:#ffffff80}.search-bar:focus{outline:none;background:#ffffff26;border-color:var(--accent)}.btn-ghost-active{background:#ffffff26!important;color:#fff!important}.board-shared-badge{position:absolute;bottom:8px;right:8px;font-size:10px;font-weight:700;background:#00000059;color:#fff;padding:2px 6px;border-radius:3px;text-transform:uppercase;letter-spacing:.04em}.archived-panel{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 16px;max-height:240px;overflow-y:auto}.archived-panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.archived-panel-header h3{font-size:13px;font-weight:700;color:var(--text-muted)}.archived-list{display:flex;flex-direction:column;gap:6px}.archived-card-item{display:flex;align-items:center;justify-content:space-between;background:var(--surface2);border-radius:4px;padding:8px 10px}.archived-card-title{font-size:13px;color:var(--text);flex:1;margin-right:8px}.comments-list{display:flex;flex-direction:column;gap:10px;margin-bottom:10px}.comment-item{background:var(--surface2);border-radius:6px;padding:10px 12px}.comment-meta{display:flex;align-items:center;gap:8px;margin-bottom:4px}.comment-author{font-size:12px;font-weight:700;color:var(--accent)}.comment-time{font-size:11px;color:var(--text-muted)}.comment-delete{margin-left:auto;font-size:16px;line-height:1;padding:0 4px;color:var(--text-muted);border-radius:3px;transition:color .12s}.comment-delete:hover{color:var(--danger)}.comment-content{font-size:13px;color:var(--text);line-height:1.5;white-space:pre-wrap}.add-comment-form{display:flex;flex-direction:column;gap:6px}.add-comment-form textarea{font-size:13px;min-height:56px}.modal-sm{max-width:440px}.members-list{display:flex;flex-direction:column;gap:8px}.member-row{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;background:var(--surface2);border-radius:4px}.member-email{font-size:13px;color:var(--text);flex:1}.member-role{font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.member-role-owner{color:var(--accent)}.notif-wrapper{position:relative}.notif-bell{position:relative;font-size:18px;padding:4px 8px;border-radius:4px;transition:background .12s}.notif-bell:hover{background:#ffffff1a}.notif-badge{position:absolute;top:-2px;right:-2px;background:var(--danger);color:#fff;font-size:10px;font-weight:700;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 3px}.notif-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:300px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 8px 24px #0006;z-index:300;overflow:hidden}.notif-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--border);font-size:13px;font-weight:700;color:var(--text-strong)}.notif-list{max-height:320px;overflow-y:auto}.notif-item{display:flex;flex-direction:column;align-items:flex-start;gap:4px;width:100%;padding:10px 14px;text-align:left;border-bottom:1px solid var(--border);transition:background .12s}.notif-item:hover{background:var(--surface2)}.notif-unread{background:#579dff0f}.notif-unread:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-bottom:2px}.notif-message{font-size:13px;color:var(--text);line-height:1.4}.notif-time{font-size:11px;color:var(--text-muted)}.notif-empty{padding:16px 14px;font-size:13px;color:var(--text-muted)}.calendar-container{flex:1;padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:16px}.calendar-nav{display:flex;align-items:center;gap:16px}.calendar-month-title{font-size:18px;font-weight:700;color:#fff;min-width:180px}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.calendar-day-label{background:var(--surface);padding:8px 4px;text-align:center;font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.calendar-cell{background:var(--surface2);min-height:100px;padding:6px;display:flex;flex-direction:column;gap:4px}.calendar-cell-empty{background:#0000001a}.calendar-cell-today{background:#579dff14;outline:1px solid var(--accent)}.calendar-day-num{font-size:12px;font-weight:700;color:var(--text-muted);align-self:flex-end}.calendar-cell-today .calendar-day-num{background:var(--accent);color:#1d2125;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center}.calendar-cards{display:flex;flex-direction:column;gap:3px}.calendar-card-chip{text-align:left;font-size:11px;padding:3px 6px;background:var(--surface);border-radius:3px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:background .12s;cursor:pointer;width:100%}.calendar-card-chip:hover{background:var(--card-hover);color:var(--text-strong)}