:root{--vt-c-white:#fff;--vt-c-white-soft:#f8f8f8;--vt-c-white-mute:#f2f2f2;--vt-c-black:#181818;--vt-c-black-soft:#222;--vt-c-black-mute:#282828;--vt-c-indigo:#2c3e50;--vt-c-divider-light-1:#3c3c3c4a;--vt-c-divider-light-2:#3c3c3c1f;--vt-c-divider-dark-1:#545454a6;--vt-c-divider-dark-2:#5454547a;--vt-c-text-light-1:var(--vt-c-indigo);--vt-c-text-light-2:#3c3c3ca8;--vt-c-text-dark-1:var(--vt-c-white);--vt-c-text-dark-2:#ebebeba3;--color-background:var(--vt-c-white);--color-background-soft:var(--vt-c-white-soft);--color-background-mute:var(--vt-c-white-mute);--color-border:var(--vt-c-divider-light-2);--color-border-hover:var(--vt-c-divider-light-1);--color-heading:var(--vt-c-text-light-1);--color-text:var(--vt-c-text-light-1);--section-gap:160px}@media (prefers-color-scheme:dark){:root{--color-background:var(--vt-c-black);--color-background-soft:var(--vt-c-black-soft);--color-background-mute:var(--vt-c-black-mute);--color-border:var(--vt-c-divider-dark-2);--color-border-hover:var(--vt-c-divider-dark-1);--color-heading:var(--vt-c-text-dark-1);--color-text:var(--vt-c-text-dark-2)}}*,:before,:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;line-height:1.6;transition:color .5s,background-color .5s}#app{max-width:1280px;margin:0 auto;padding:2rem;font-weight:400}a,.green{color:#00bd7e;padding:3px;text-decoration:none;transition:all .4s}@media (hover:hover){a:hover{background-color:#00bd7e33}}@media (width>=1024px){body{place-items:center;display:flex}#app{grid-template-columns:1fr 1fr;padding:0 2rem;display:grid}}*{box-sizing:border-box}body{background:#f6f7fb;margin:0;font-family:Inter,Arial,sans-serif}.app{min-height:100vh;padding:30px}.header h1{color:#1e2a44;margin:0;font-size:46px}.header p{color:#687083;margin-top:10px}.status,.error{background:#fff;border-radius:12px;margin-top:25px;padding:14px 18px}.error{color:#d93025}.board{align-items:flex-start;gap:20px;margin-top:40px;padding-bottom:20px;display:flex;overflow-x:auto}.column{background:#fff;border-radius:22px;width:280px;min-width:280px;overflow:hidden;box-shadow:0 14px 35px #141e3714}.column-header{padding:20px}.color-1 .column-header{background:#e8eef9}.color-2 .column-header{background:#e8f5e9}.color-3 .column-header{background:#fdecec}.color-4 .column-header{background:#fff7e3}.color-5 .column-header{background:#f3e9ff}.column-title{color:#1e2a44;background:#fff;border:none;border-radius:12px;outline:none;width:100%;padding:12px;font-size:17px;font-weight:700}.add-box{border-bottom:1px solid #edf0f5;padding:14px}.new-task,.edit-text{resize:vertical;width:100%;min-height:70px;font:inherit;border:1px solid #dfe4ee;border-radius:12px;outline:none;padding:10px}.add-task-btn{color:#fff;cursor:pointer;background:#4a84ff;border:none;border-radius:12px;width:100%;margin-top:10px;padding:12px;font-weight:700}.task-list{padding:15px}.task-card{background:#fff;border:1px solid #eceff5;border-radius:16px;margin-bottom:12px;padding:14px;box-shadow:0 6px 15px #141e370a}.task-text{white-space:pre-wrap;color:#26334d;margin-bottom:12px;line-height:1.4}.task-actions{justify-content:flex-end;gap:8px;display:flex}.icon-btn{cursor:pointer;background:#f4f6fb;border:none;border-radius:10px;padding:8px 10px;font-size:16px}.icon-btn:hover{background:#e8eef9}.delete:hover{background:#fdecec}.empty{text-align:center;color:#9aa3b2;border:1px dashed #dfe4ee;border-radius:14px;padding:22px}@media (width<=1024px){.app{padding:22px}.header h1{font-size:36px}.board{gap:16px;margin-top:28px}.column{width:300px;min-width:300px}}@media (width<=768px){.app{padding:16px}.header h1{font-size:28px;line-height:1.15}.header p{font-size:14px;line-height:1.4}.board{grid-template-columns:1fr;gap:18px;margin-top:24px;display:grid;overflow-x:visible}.column{border-radius:18px;width:100%;min-width:0}.column-header{padding:16px}.column-title{font-size:16px}.add-box{padding:12px}.new-task,.edit-text{min-height:64px;font-size:16px}.add-task-btn{padding:13px;font-size:15px}.task-list{padding:12px}.task-card{padding:13px}.icon-btn{min-width:42px;min-height:38px}}@media (width<=380px){.app{padding:12px}.header h1{font-size:24px}.column{border-radius:16px}}