:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #f8f9fc;
    --surface-3: #eef1f7;
    --text: #171a2b;
    --muted: #72788c;
    --line: #e5e8f0;
    --primary: #6d5dfc;
    --primary-strong: #5748eb;
    --primary-soft: #eeebff;
    --danger: #e0475b;
    --danger-soft: #fff0f2;
    --success: #15976b;
    --success-soft: #e9f8f1;
    --warning: #d9871c;
    --warning-soft: #fff5e6;
    --shadow: 0 20px 55px rgba(44, 50, 80, .10);
    --shadow-soft: 0 8px 24px rgba(44, 50, 80, .07);
    --radius: 18px;
    --radius-sm: 12px;
    --sidebar-width: 270px;
    color-scheme: light;
}

[data-theme="dark"] {
    --bg: #11131d;
    --surface: #191c28;
    --surface-2: #202432;
    --surface-3: #292e3e;
    --text: #f4f5fb;
    --muted: #a2a8ba;
    --line: #303547;
    --primary: #8a7cff;
    --primary-strong: #9b8fff;
    --primary-soft: #2d294f;
    --danger: #ff7384;
    --danger-soft: #3a242c;
    --success: #48c695;
    --success-soft: #1f3a31;
    --warning: #f0ad52;
    --warning-soft: #3b3021;
    --shadow: 0 22px 60px rgba(0, 0, 0, .28);
    --shadow-soft: 0 8px 24px rgba(0, 0, 0, .20);
    color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }
.mobile-only { display: none !important; }

.auth-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
    background:
        radial-gradient(circle at 12% 10%, rgba(109,93,252,.18), transparent 30%),
        radial-gradient(circle at 90% 85%, rgba(21,151,107,.12), transparent 28%),
        var(--bg);
}
.auth-shell {
    width: min(1060px, 100%);
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    border: 1px solid rgba(255,255,255,.3);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--surface);
}
.auth-brand {
    padding: 64px;
    color: #fff;
    background:
        linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,0)),
        linear-gradient(135deg, #4f46d8, #775cff 55%, #8b6cff);
    position: relative;
    overflow: hidden;
}
.auth-brand::after {
    content: "";
    position: absolute;
    width: 310px;
    height: 310px;
    border: 1px solid rgba(255,255,255,.17);
    border-radius: 50%;
    right: -120px;
    bottom: -130px;
    box-shadow: 0 0 0 60px rgba(255,255,255,.035), 0 0 0 120px rgba(255,255,255,.025);
}
.brand-mark {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: rgba(255,255,255,.18);
    border: 1px solid rgba(255,255,255,.2);
    font-weight: 800;
    font-size: 28px;
    backdrop-filter: blur(12px);
}
.brand-mark.small {
    width: 36px;
    height: 36px;
    border-radius: 11px;
    font-size: 18px;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #8b6cff);
}
.auth-brand h1 { margin: 28px 0 12px; font-size: clamp(36px, 5vw, 58px); line-height: 1; }
.auth-brand p { max-width: 470px; font-size: 18px; opacity: .86; }
.auth-quote {
    margin-top: 62px;
    padding: 18px 20px;
    border-radius: 16px;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.15);
    width: fit-content;
}
.feature-list { display: grid; gap: 13px; margin-top: 36px; }
.feature-list span::before { content: "✓"; margin-right: 10px; font-weight: 800; }
.auth-card { padding: 58px; align-self: center; }
.setup-shell { width: min(1180px, 100%); }
.setup-card { padding: 44px; }
.auth-card-head { margin-bottom: 28px; }
.auth-card-head h2 { font-size: 34px; margin: 5px 0 4px; }
.auth-card-head p { color: var(--muted); margin: 0; }
.eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: .13em;
    font-size: 11px;
    font-weight: 800;
    color: var(--primary);
}
.form-grid { display: grid; gap: 18px; }
.form-grid.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid .full, .task-form .full { grid-column: 1 / -1; }
.form-grid label, .task-form label, .category-form label {
    display: grid;
    gap: 8px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}
input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--text);
    border-radius: 12px;
    padding: 12px 14px;
    outline: none;
    transition: border-color .18s, box-shadow .18s, background .18s;
}
input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(109,93,252,.12);
}
textarea { resize: vertical; min-height: 108px; }
.form-separator { height: 1px; background: var(--line); }
.primary-button, .secondary-button, .danger-button {
    border: 0;
    border-radius: 12px;
    min-height: 44px;
    padding: 0 17px;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: transform .15s, background .15s, box-shadow .15s;
}
.primary-button { color: #fff; background: linear-gradient(135deg, var(--primary), #8067ff); box-shadow: 0 8px 22px rgba(109,93,252,.24); }
.primary-button:hover { transform: translateY(-1px); background: linear-gradient(135deg, var(--primary-strong), #755dff); }
.secondary-button { color: var(--text); background: var(--surface-3); }
.danger-button { color: var(--danger); background: var(--danger-soft); }
.compact { min-height: 38px; padding: 0 13px; font-size: 13px; }
.alert { padding: 13px 15px; border-radius: 12px; margin-bottom: 18px; font-weight: 700; font-size: 14px; }
.alert.error { background: var(--danger-soft); color: var(--danger); }
.alert.success { background: var(--success-soft); color: var(--success); }
.auth-switch { text-align: center; color: var(--muted); margin-top: 22px; }
.auth-switch a { color: var(--primary); font-weight: 800; }

.app-page { min-height: 100vh; overflow-x: hidden; }
.app-shell { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar-width) 1fr; }
.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--sidebar-width);
    background: var(--surface);
    border-right: 1px solid var(--line);
    padding: 22px 17px 16px;
    display: flex;
    flex-direction: column;
    z-index: 40;
}
.sidebar-head { display: flex; align-items: center; justify-content: space-between; padding: 0 6px 20px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 900; font-size: 18px; }
.add-task-main { justify-content: flex-start; padding: 0 14px; }
.add-task-main kbd { margin-left: auto; background: rgba(255,255,255,.16); color: white; border: 0; }
kbd {
    border: 1px solid var(--line);
    background: var(--surface-2);
    color: var(--muted);
    border-radius: 6px;
    padding: 2px 7px;
    font-size: 11px;
    font-family: inherit;
    box-shadow: 0 1px 0 var(--line);
}
.main-nav { display: grid; gap: 4px; margin-top: 20px; }
.nav-item {
    border: 0;
    background: transparent;
    color: var(--muted);
    border-radius: 11px;
    min-height: 42px;
    padding: 0 11px;
    display: grid;
    grid-template-columns: 24px 1fr auto;
    align-items: center;
    gap: 8px;
    text-align: left;
    font-weight: 700;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active { background: var(--primary-soft); color: var(--primary); }
.nav-item b { font-size: 11px; background: var(--surface-3); padding: 2px 7px; border-radius: 999px; }
.nav-item.active b { background: rgba(109,93,252,.14); }
.nav-icon { font-weight: 900; text-align: center; }
.danger-text { color: var(--danger) !important; }
.sidebar-section { margin-top: 26px; }
.section-title-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.section-title-row > span, .section-title-row > div > strong { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; font-weight: 900; }
.section-title-row small { display: block; color: var(--muted); font-weight: 500; margin-top: 3px; }
.mini-icon-button, .icon-button {
    border: 0;
    background: transparent;
    color: var(--muted);
    display: grid;
    place-items: center;
    border-radius: 10px;
}
.mini-icon-button { width: 28px; height: 28px; }
.icon-button { width: 40px; height: 40px; font-size: 18px; }
.mini-icon-button:hover, .icon-button:hover { background: var(--surface-3); color: var(--text); }
.category-nav { display: grid; gap: 3px; margin-top: 10px; }
.category-item {
    min-height: 38px;
    border: 0;
    background: transparent;
    color: var(--muted);
    border-radius: 10px;
    padding: 0 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    text-align: left;
}
.category-item:hover, .category-item.active { color: var(--text); background: var(--surface-2); }
.category-dot { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; }
.sidebar-spacer { flex: 1; }
.sidebar-tip {
    display: flex;
    gap: 11px;
    padding: 13px;
    border: 1px solid var(--line);
    background: var(--surface-2);
    border-radius: 13px;
    margin-bottom: 12px;
}
.sidebar-tip strong, .sidebar-tip small { display: block; }
.sidebar-tip strong { font-size: 12px; }
.sidebar-tip small { color: var(--muted); font-size: 10px; margin-top: 4px; }
.tip-icon { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: var(--primary-soft); color: var(--primary); font-weight: 900; }
.user-card { display: grid; grid-template-columns: 38px 1fr 38px; gap: 10px; align-items: center; padding: 11px 8px 0; border-top: 1px solid var(--line); }
.avatar { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; color: #fff; font-weight: 900; background: linear-gradient(135deg, var(--primary), #a06cff); }
.user-meta { min-width: 0; }
.user-meta strong, .user-meta small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-meta strong { font-size: 13px; }
.user-meta small { color: var(--muted); font-size: 10px; }

.main-content { grid-column: 2; min-width: 0; }
.topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    height: 76px;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 88%, transparent);
    backdrop-filter: blur(18px);
}
.search-box {
    width: min(620px, 60vw);
    height: 44px;
    display: grid;
    grid-template-columns: 24px 1fr auto;
    align-items: center;
    gap: 8px;
    background: var(--surface-2);
    border: 1px solid transparent;
    border-radius: 13px;
    padding: 0 12px;
}
.search-box:focus-within { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(109,93,252,.1); }
.search-box input { border: 0; padding: 0; background: transparent; box-shadow: none !important; }
.top-actions { display: flex; align-items: center; gap: 4px; position: relative; }
.notification-dot { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--danger); transform: translate(8px,-9px); display: none; }
.dropdown-menu {
    position: absolute;
    top: 48px;
    right: 0;
    width: 190px;
    padding: 7px;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 13px;
    box-shadow: var(--shadow-soft);
    display: none;
    z-index: 50;
}
.dropdown-menu.open { display: grid; }
.dropdown-menu a, .dropdown-menu button { border: 0; background: transparent; color: var(--text); border-radius: 9px; padding: 10px 11px; text-align: left; font-size: 13px; }
.dropdown-menu a:hover, .dropdown-menu button:hover { background: var(--surface-2); }
.content-wrap { width: min(1350px, 100%); margin: 0 auto; padding: 34px 32px 70px; }
.page-heading { display: flex; justify-content: space-between; align-items: end; gap: 18px; }
.page-heading h1 { margin: 3px 0 4px; font-size: clamp(27px, 3vw, 38px); letter-spacing: -.035em; }
.page-heading p { margin: 0; color: var(--muted); }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 24px; }
.stat-card {
    min-width: 0;
    padding: 18px;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    gap: 14px;
}
.stat-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; font-weight: 900; font-size: 19px; }
.stat-card.purple .stat-icon { color: var(--primary); background: var(--primary-soft); }
.stat-card.green .stat-icon { color: var(--success); background: var(--success-soft); }
.stat-card.orange .stat-icon { color: var(--warning); background: var(--warning-soft); }
.stat-card.red .stat-icon { color: var(--danger); background: var(--danger-soft); }
.stat-card div { min-width: 0; }
.stat-card small, .stat-card em { display: block; color: var(--muted); font-style: normal; }
.stat-card strong { font-size: 27px; line-height: 1.1; margin-right: 5px; }
.stat-card em { display: inline; font-size: 11px; }
.toolbar-card {
    margin-top: 20px;
    min-height: 64px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: var(--radius);
}
.filter-group { display: flex; gap: 8px; flex-wrap: wrap; }
.toolbar-card select { width: auto; min-width: 160px; padding: 9px 34px 9px 11px; background: var(--surface-2); }
.view-buttons { display: flex; padding: 3px; border-radius: 10px; background: var(--surface-2); }
.segmented { width: 36px; height: 34px; border: 0; border-radius: 8px; color: var(--muted); background: transparent; }
.segmented.active { color: var(--primary); background: var(--surface); box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.bulk-bar {
    margin-top: 12px;
    padding: 10px 13px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-radius: 12px;
    background: var(--primary-soft);
    color: var(--primary);
}
.bulk-bar button { border: 0; background: transparent; color: inherit; font-weight: 800; font-size: 12px; }
.task-list { display: grid; gap: 10px; margin-top: 14px; }
.task-list.board-layout { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; }
.task-card {
    position: relative;
    display: grid;
    grid-template-columns: auto auto 1fr auto;
    align-items: start;
    gap: 12px;
    padding: 16px;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 16px;
    box-shadow: 0 4px 14px rgba(40,45,75,.035);
    transition: transform .15s, border-color .15s, box-shadow .15s, opacity .15s;
}
.task-card:hover { transform: translateY(-1px); border-color: color-mix(in srgb, var(--primary) 35%, var(--line)); box-shadow: var(--shadow-soft); }
.task-card.dragging { opacity: .45; }
.task-card.done { opacity: .7; }
.task-card.done .task-title { text-decoration: line-through; color: var(--muted); }
.board-layout .task-card { grid-template-columns: auto 1fr auto; }
.board-layout .task-select { display: none; }
.task-select { margin-top: 4px; width: 17px; height: 17px; accent-color: var(--primary); }
.task-check {
    width: 23px;
    height: 23px;
    margin-top: 1px;
    border: 2px solid var(--line);
    background: var(--surface);
    border-radius: 8px;
    display: grid;
    place-items: center;
    color: transparent;
    font-size: 12px;
    font-weight: 900;
}
.task-check:hover { border-color: var(--primary); color: var(--primary); }
.task-card.done .task-check { color: white; background: var(--success); border-color: var(--success); }
.task-body { min-width: 0; }
.task-title-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.task-title { margin: 0; font-size: 15px; line-height: 1.35; overflow-wrap: anywhere; }
.pin-mark { color: var(--warning); font-size: 12px; }
.priority-badge, .status-badge {
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: .06em;
    font-weight: 900;
}
.priority-low { color: #4b728f; background: #edf5fa; }
.priority-medium { color: #7a62d4; background: var(--primary-soft); }
.priority-high { color: #b06c12; background: var(--warning-soft); }
.priority-urgent { color: var(--danger); background: var(--danger-soft); }
.status-badge { color: var(--muted); background: var(--surface-3); }
.task-description { margin: 7px 0 0; color: var(--muted); font-size: 12px; white-space: pre-line; overflow-wrap: anywhere; }
.task-meta { display: flex; flex-wrap: wrap; gap: 7px 12px; align-items: center; margin-top: 11px; color: var(--muted); font-size: 11px; }
.meta-item { display: inline-flex; align-items: center; gap: 5px; }
.meta-item.overdue { color: var(--danger); font-weight: 800; }
.category-pill { display: inline-flex; align-items: center; gap: 6px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 10px; }
.tag-chip { padding: 3px 7px; border-radius: 7px; color: var(--muted); background: var(--surface-2); font-size: 10px; font-weight: 700; }
.subtask-progress { margin-top: 11px; }
.progress-label { display: flex; justify-content: space-between; color: var(--muted); font-size: 10px; margin-bottom: 5px; }
.progress-track { height: 5px; background: var(--surface-3); border-radius: 999px; overflow: hidden; }
.progress-bar { height: 100%; background: linear-gradient(90deg, var(--primary), #9e79ff); border-radius: inherit; }
.subtask-preview { display: grid; gap: 6px; margin-top: 9px; }
.subtask-preview label { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 11px; }
.subtask-preview input { width: 14px; height: 14px; accent-color: var(--success); }
.task-actions { display: flex; gap: 2px; }
.task-action { width: 32px; height: 32px; border: 0; border-radius: 9px; color: var(--muted); background: transparent; }
.task-action:hover { color: var(--text); background: var(--surface-2); }
.empty-state { text-align: center; padding: 70px 20px; }
.empty-illustration { width: 78px; height: 78px; margin: 0 auto 18px; display: grid; place-items: center; border-radius: 24px; color: var(--primary); background: var(--primary-soft); font-size: 35px; font-weight: 900; }
.empty-state h2 { margin: 0 0 6px; }
.empty-state p { color: var(--muted); margin: 0 0 20px; }
.skeleton { min-height: 86px; border-radius: 16px; background: linear-gradient(90deg, var(--surface) 20%, var(--surface-2) 50%, var(--surface) 80%); background-size: 200% 100%; animation: shimmer 1.2s infinite; border: 1px solid var(--line); }
@keyframes shimmer { to { background-position: -200% 0; } }

.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    padding: 22px;
    background: rgba(15,18,31,.54);
    backdrop-filter: blur(8px);
}
.modal {
    width: min(580px, 100%);
    max-height: calc(100vh - 44px);
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--surface);
    box-shadow: var(--shadow);
    padding: 24px;
    animation: modalIn .18s ease-out;
}
.large-modal { width: min(820px, 100%); }
.small-modal { width: min(430px, 100%); }
@keyframes modalIn { from { opacity: 0; transform: translateY(10px) scale(.985); } }
.modal-head { display: flex; justify-content: space-between; align-items: start; gap: 18px; margin-bottom: 20px; }
.modal-head h2 { margin: 2px 0 0; font-size: 25px; }
.task-form { display: grid; grid-template-columns: 1fr; gap: 17px; }
.compact-grid { gap: 13px; }
.recurrence-row { display: grid; grid-template-columns: 1.6fr .7fr 1fr; gap: 13px; align-items: end; }
.check-label { display: flex !important; grid-template-columns: auto 1fr; align-items: center; min-height: 44px; padding: 0 12px; border: 1px solid var(--line); border-radius: 12px; color: var(--text) !important; }
.check-label input { width: 16px; height: 16px; accent-color: var(--primary); }
.subtask-editor { padding: 15px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 15px; }
#subtaskRows { display: grid; gap: 8px; margin-top: 12px; }
.subtask-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px; }
.subtask-row input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--success); }
.subtask-row input[type="text"] { padding: 9px 11px; background: var(--surface); }
.remove-subtask { border: 0; background: transparent; color: var(--danger); width: 31px; height: 31px; border-radius: 8px; }
.remove-subtask:hover { background: var(--danger-soft); }
.modal-actions { display: flex; gap: 10px; align-items: center; padding-top: 4px; }
.modal-actions .spacer { flex: 1; }
.category-form { display: grid; grid-template-columns: 1fr 110px auto; align-items: end; gap: 10px; }
.category-form input[type="color"] { height: 44px; padding: 5px; }
.manage-list { display: grid; gap: 8px; margin-top: 18px; }
.manage-item { display: grid; grid-template-columns: auto 1fr auto auto; gap: 10px; align-items: center; padding: 10px 12px; background: var(--surface-2); border-radius: 12px; }
.manage-item button { border: 0; background: transparent; color: var(--muted); }
.manage-item .delete { color: var(--danger); }
.activity-list { display: grid; gap: 10px; }
.activity-item { display: grid; grid-template-columns: 36px 1fr; gap: 11px; padding: 11px; border-radius: 12px; background: var(--surface-2); }
.activity-icon { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; color: var(--primary); background: var(--primary-soft); }
.activity-item p { margin: 0; font-size: 13px; }
.activity-item small { color: var(--muted); }
.shortcut-list { display: grid; gap: 12px; }
.shortcut-list div { display: grid; grid-template-columns: 120px 1fr; align-items: center; padding: 11px; border-radius: 11px; background: var(--surface-2); }
.toast-stack { position: fixed; right: 22px; bottom: 22px; z-index: 200; display: grid; gap: 10px; }
.toast { min-width: 260px; max-width: 360px; padding: 13px 15px; border-radius: 13px; color: #fff; background: #25283a; box-shadow: var(--shadow); animation: toastIn .2s ease-out; font-weight: 700; font-size: 13px; }
.toast.success { background: #177c5b; }
.toast.error { background: #b8394b; }
@keyframes toastIn { from { opacity: 0; transform: translateY(8px); } }

@media (max-width: 1100px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .task-list.board-layout { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
    .mobile-only { display: grid !important; }
    .app-shell { display: block; }
    .sidebar { transform: translateX(-105%); transition: transform .22s ease; box-shadow: var(--shadow); }
    .sidebar.open { transform: translateX(0); }
    .main-content { width: 100%; }
    .topbar { padding: 0 16px; }
    .search-box { width: 100%; }
    .search-box kbd { display: none; }
    .content-wrap { padding: 25px 16px 55px; }
    .page-heading { align-items: start; }
    .page-heading .primary-button { display: none; }
    .toolbar-card { align-items: stretch; flex-direction: column; }
    .filter-group { display: grid; grid-template-columns: 1fr; }
    .toolbar-card select { width: 100%; }
    .view-buttons { align-self: flex-end; }
    .task-list.board-layout { grid-template-columns: 1fr; }
    .auth-shell { grid-template-columns: 1fr; }
    .auth-brand { padding: 35px; }
    .auth-brand p, .auth-quote, .feature-list { display: none; }
    .auth-brand h1 { margin: 18px 0 0; font-size: 35px; }
    .auth-card { padding: 34px 25px; }
}

@media (max-width: 560px) {
    .auth-page { padding: 0; }
    .auth-shell { border-radius: 0; min-height: 100vh; }
    .auth-brand { padding: 24px; }
    .form-grid.two-col, .recurrence-row, .category-form { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
    .stat-card { padding: 13px; gap: 10px; }
    .stat-icon { width: 38px; height: 38px; border-radius: 11px; }
    .stat-card strong { font-size: 22px; }
    .stat-card em { display: none; }
    .task-card { grid-template-columns: auto 1fr auto; padding: 13px; }
    .task-select { display: none; }
    .task-actions { flex-direction: column; }
    .task-description { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
    .modal-backdrop { padding: 0; align-items: end; }
    .modal { width: 100%; max-height: 94vh; border-radius: 22px 22px 0 0; padding: 20px 16px; }
    .compact-grid { grid-template-columns: 1fr !important; }
    .modal-actions { flex-wrap: wrap; }
    .modal-actions .spacer { display: none; }
    .modal-actions button { flex: 1 1 45%; }
    .bulk-bar { overflow-x: auto; }
    .bulk-bar strong, .bulk-bar button { white-space: nowrap; }
}

.login-only-page {
    background:
        radial-gradient(circle at 18% 8%, rgba(109,93,252,.16), transparent 34%),
        radial-gradient(circle at 88% 92%, rgba(109,93,252,.10), transparent 30%),
        var(--bg);
}
.auth-login-only {
    width: min(440px, 100%);
    display: block;
    border-radius: 24px;
}
.login-only-card {
    padding: 42px;
}
.login-only-card h1 {
    margin: 18px 0 28px;
    text-align: center;
    font-size: 31px;
}
.login-brand-mark {
    width: 54px;
    height: 54px;
    margin: 0 auto;
    display: grid;
    place-items: center;
    border-radius: 17px;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #8b6cff);
    box-shadow: 0 10px 28px rgba(109,93,252,.25);
    font-size: 25px;
    font-weight: 900;
}
.admin-sidebar-section { margin-top: 18px; }
.admin-nav-link { margin-top: 8px; }
.admin-nav-link b { color: var(--primary); }

.admin-page {
    min-height: 100vh;
    background: var(--bg);
}
.admin-topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    min-height: 74px;
    padding: 0 max(22px, calc((100vw - 1320px) / 2));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    border-bottom: 1px solid var(--line);
    background: rgba(255,255,255,.88);
    backdrop-filter: blur(16px);
}
[data-theme="dark"] .admin-topbar { background: rgba(25,28,40,.88); }
.admin-top-actions { display: flex; align-items: center; gap: 12px; }
.admin-account { display: flex; align-items: center; gap: 9px; padding-left: 12px; border-left: 1px solid var(--line); }
.admin-account .avatar { width: 36px; height: 36px; }
.admin-account strong, .admin-account small { display: block; }
.admin-account strong { font-size: 13px; }
.admin-account small { color: var(--muted); font-size: 10px; }
.admin-main { width: min(1320px, calc(100% - 36px)); margin: 0 auto; padding: 38px 0 60px; }
.admin-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 25px; }
.admin-heading h1 { margin: 4px 0 4px; font-size: clamp(31px, 4vw, 44px); line-height: 1.12; }
.admin-heading p { margin: 0; color: var(--muted); }
.admin-stats { margin-bottom: 22px; }
.admin-panel {
    border: 1px solid var(--line);
    border-radius: 19px;
    background: var(--surface);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}
.admin-panel-toolbar {
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border-bottom: 1px solid var(--line);
}
.admin-tabs { display: flex; flex-wrap: wrap; gap: 5px; }
.admin-tab {
    min-height: 40px;
    padding: 0 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 0;
    border-radius: 11px;
    color: var(--muted);
    background: transparent;
    font-weight: 800;
    font-size: 13px;
}
.admin-tab:hover { color: var(--text); background: var(--surface-2); }
.admin-tab.active { color: var(--primary); background: var(--primary-soft); }
.admin-tab span { min-width: 23px; padding: 2px 7px; border-radius: 999px; background: var(--surface-3); font-size: 10px; text-align: center; }
.admin-tab.active span { background: rgba(109,93,252,.14); }
.admin-search-box {
    width: min(310px, 100%);
    position: relative;
    display: flex;
    align-items: center;
}
.admin-search-box span { position: absolute; left: 13px; color: var(--muted); }
.admin-search-box input { padding-left: 38px; }
.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; min-width: 890px; }
.admin-table th, .admin-table td { padding: 14px 16px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--line); }
.admin-table th { color: var(--muted); background: var(--surface-2); font-size: 11px; letter-spacing: .055em; text-transform: uppercase; white-space: nowrap; }
.admin-table td { font-size: 13px; }
.admin-table tbody tr:last-child td { border-bottom: 0; }
.admin-table tbody tr:hover td { background: rgba(109,93,252,.025); }
.admin-table small { color: var(--muted); font-size: 10px; }
.admin-person { display: flex; align-items: center; gap: 10px; min-width: 210px; }
.admin-person .avatar { width: 36px; height: 36px; border-radius: 11px; }
.admin-person strong, .admin-person small { display: block; }
.admin-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 900;
    white-space: nowrap;
}
.admin-badge.success { color: var(--success); background: var(--success-soft); }
.admin-badge.danger { color: var(--danger); background: var(--danger-soft); }
.admin-badge.purple { color: var(--primary); background: var(--primary-soft); }
.admin-badge.neutral { color: var(--muted); background: var(--surface-3); }
.admin-row-actions { display: flex; flex-wrap: wrap; gap: 6px; min-width: 250px; }
.admin-action {
    min-height: 32px;
    padding: 0 10px;
    border: 1px solid var(--line);
    border-radius: 9px;
    color: var(--text);
    background: var(--surface);
    font-weight: 800;
    font-size: 10px;
}
.admin-action:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.admin-action.danger { color: var(--danger); }
.admin-action.danger:hover { border-color: var(--danger); background: var(--danger-soft); }
.admin-action.warning { color: var(--warning); }
.admin-action.warning:hover { border-color: var(--warning); background: var(--warning-soft); }
.admin-action.success { color: var(--success); }
.admin-action.success:hover { border-color: var(--success); background: var(--success-soft); }
.admin-action:disabled { opacity: .38; cursor: not-allowed; }
.admin-category-name { display: flex; align-items: center; gap: 9px; }
.admin-empty { padding: 70px 20px; color: var(--muted); text-align: center; }
.admin-loading { padding: 35px 0; color: var(--muted); text-align: center; }

@media (max-width: 820px) {
    .auth-login-only { min-height: auto; border-radius: 22px; }
    .login-only-card { padding: 36px 25px; }
    .admin-topbar { padding: 0 15px; }
    .admin-account { display: none; }
    .admin-main { width: min(100% - 24px, 1320px); padding-top: 24px; }
    .admin-heading { align-items: flex-start; flex-direction: column; }
    .admin-panel-toolbar { align-items: stretch; flex-direction: column; }
    .admin-search-box { width: 100%; }
}

@media (max-width: 560px) {
    .login-only-page { padding: 18px; }
    .auth-login-only { min-height: auto; border-radius: 20px; }
    .admin-topbar .secondary-button { display: none; }
    .admin-topbar { min-height: 66px; }
    .admin-main { width: min(100% - 18px, 1320px); }
    .admin-heading .primary-button { width: 100%; }
    .admin-stats { grid-template-columns: 1fr 1fr; }
    .admin-tabs { display: grid; grid-template-columns: 1fr 1fr; }
    .admin-tab { justify-content: center; }
}