:root {
    color-scheme: light;
    --lavender: #b8a9c9;
    --blue: #a8d8ea;
    --yellow: #ffeaa7;
    --orange: #ffb4a2;
    --beige: #f5f0e8;
    --surface: #fffdf9;
    --text: #2d2d3a;
    --muted: #626274;
    --focus: #67547d;
    --border: #d9d2c8;
    --space: clamp(1rem, 3vw, 2rem);
}

html[data-theme="dark"] {
    color-scheme: dark;
    --beige: #1e1e24;
    --surface: #292932;
    --text: #f5f0e8;
    --muted: #c5bdcc;
    --focus: #d4c0ee;
    --border: #4b4b58;
}

html[data-theme="dark"] a {
    color: #d9c5f1;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    background: var(--beige);
    color: var(--text);
    font: 1rem/1.6 system-ui, sans-serif;
}

html[data-dyslexia="true"] body {
    font-family: "Atkinson Hyperlegible", Verdana, Arial, sans-serif;
    line-height: 1.75;
    letter-spacing: 0.02em;
    word-spacing: 0.06em;
}

a {
    color: #57436c;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 3px;
}

.container {
    width: min(100% - 2rem, 62rem);
    margin-inline: auto;
}

.site-header {
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}

.nav,
.nav__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav {
    min-height: 4.5rem;
    justify-content: space-between;
}

.nav__actions form {
    margin: 0;
}

.nav__actions > a,
.nav__actions button,
.filters a,
.task-card__focus {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
}

.brand {
    color: var(--text);
    font-size: 1.35rem;
    font-weight: 750;
    text-decoration: none;
}

.main-content {
    padding-block: clamp(2rem, 8vw, 5rem);
}

.hero,
.panel {
    max-width: 36rem;
    padding: var(--space);
    border: 1px solid var(--border);
    border-radius: 1rem;
    background: var(--surface);
    box-shadow: 0 0.5rem 2rem rgb(45 45 58 / 8%);
}

.eyebrow {
    color: var(--muted);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.field {
    margin-block: 1.25rem;
}

.field label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 650;
}

.field input {
    width: 100%;
    min-height: 2.75rem;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    background: var(--surface);
    color: var(--text);
    font: inherit;
}

.field textarea,
.field select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    background: var(--surface);
    color: var(--text);
    font: inherit;
}

.field__help {
    margin-block: 0.35rem 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.field__errors {
    margin-block: 0.35rem 0;
    padding-left: 1.25rem;
    color: #754338;
}

.check-field {
    margin-block: 1rem;
}

.button {
    display: inline-block;
    min-height: 2.75rem;
    padding: 0.6rem 1rem;
    border: 1px solid #79678f;
    border-radius: 0.6rem;
    background: var(--lavender);
    color: var(--text);
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
}

.button--quiet {
    background: transparent;
}

.message {
    max-width: 36rem;
    padding: 0.8rem 1rem;
    border-left: 0.35rem solid var(--blue);
    border-radius: 0.4rem;
    background: var(--surface);
}

.message--error {
    border-color: var(--orange);
}

.page-heading,
.task-card__header,
.form-actions,
.progress-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.page-heading,
.task-card__header {
    justify-content: space-between;
}

.page-heading {
    margin-bottom: 2rem;
}

.page-heading h1 {
    margin-block: 0;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.filters a {
    padding: 0.4rem 0.8rem;
    border-radius: 2rem;
    text-decoration: none;
}

.filters a[aria-current="page"] {
    background: var(--lavender);
    color: var(--text);
    font-weight: 700;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.task-list {
    display: grid;
    gap: 1rem;
}

.task-card,
.task-detail,
.empty-state {
    padding: var(--space);
    border: 1px solid var(--border);
    border-radius: 1rem;
    background: var(--surface);
}

.task-card {
    border-left-width: 0.45rem;
}

.task-card--urgent {
    border-left-color: var(--yellow);
}

.task-card--important {
    border-left-color: var(--lavender);
}

.task-card--normal {
    border-left-color: var(--blue);
}

.task-card h2 {
    margin-bottom: 0.4rem;
}

.badge,
.status {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    border-radius: 2rem;
    font-size: 0.85rem;
}

.badge--urgent {
    background: var(--yellow);
    color: #423916;
}

.badge--important {
    background: var(--lavender);
    color: #2d2d3a;
}

.badge--normal,
.status {
    background: var(--blue);
    color: #20373e;
}

.progress-row {
    margin-top: 1rem;
}

.progress-row progress {
    flex: 1;
    min-width: 6rem;
    accent-color: var(--lavender);
}

.progress-row--large {
    margin-block: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.form-actions {
    margin-top: 1.5rem;
}

.task-description {
    white-space: pre-wrap;
}

.subtask-list {
    padding: 0;
    list-style: none;
}

.subtask {
    padding-block: 0.4rem;
    border-bottom: 1px solid var(--border);
}

.subtask form {
    margin: 0;
}

.subtask__toggle {
    width: 100%;
    padding: 0.5rem;
    border: 0;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    font: inherit;
    text-align: left;
}

.subtask--done .subtask__toggle {
    color: var(--muted);
    text-decoration: line-through;
}

.subtask-form {
    max-width: 30rem;
    margin-top: 1.5rem;
}

.danger-zone {
    margin-top: 3rem;
    color: var(--muted);
}

.button--danger {
    border-color: #855347;
    background: var(--orange);
}

.task-card__focus {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 700;
}

.focus-heading {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: start;
    gap: 2rem;
    margin-bottom: 2rem;
}

.focus-heading h1 {
    margin-block: 0;
}

.streak-card {
    display: grid;
    max-width: 16rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    background: var(--surface);
}

.streak-card span {
    color: var(--muted);
    font-size: 0.9rem;
}

.focus-task {
    max-width: 48rem;
    padding: clamp(1.5rem, 5vw, 3rem);
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    background: var(--surface);
    box-shadow: 0 0.75rem 2.5rem rgb(45 45 58 / 8%);
}

.focus-task h2 {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    line-height: 1.2;
}

.context-cue {
    display: grid;
    gap: 0.15rem;
    margin-block: 1.5rem;
    padding: 1rem;
    border-left: 0.35rem solid var(--blue);
    border-radius: 0.5rem;
    background: color-mix(in srgb, var(--blue) 24%, var(--surface));
}

.context-cue small {
    color: var(--muted);
}

.timer {
    margin-block: 2rem;
    padding: 1.5rem;
    border: 1px solid var(--border);
    border-radius: 1rem;
    text-align: center;
}

.timer__display {
    display: block;
    margin-block: 0.5rem;
    font-size: clamp(3rem, 12vw, 6rem);
    font-variant-numeric: tabular-nums;
    font-weight: 750;
    letter-spacing: 0.04em;
    line-height: 1.1;
}

.timer__progress {
    display: block;
    width: 100%;
    height: 0.6rem;
    border: 0;
    border-radius: 1rem;
    background: var(--border);
    accent-color: var(--lavender);
}

.timer__progress::-webkit-progress-bar {
    border-radius: inherit;
    background: var(--border);
}

.timer__progress::-webkit-progress-value,
.timer__progress::-moz-progress-bar {
    border-radius: inherit;
    background: var(--lavender);
}

.timer__actions,
.focus-task__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.timer--complete {
    border-color: var(--blue);
    background: color-mix(in srgb, var(--blue) 18%, var(--surface));
}

.chunk-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding: 0;
    list-style: none;
}

.chunk button {
    display: grid;
    place-items: center;
    min-width: 5rem;
    min-height: 4.5rem;
    padding: 0.6rem;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    font: inherit;
}

.chunk--done button {
    border-color: var(--blue);
    background: color-mix(in srgb, var(--blue) 28%, var(--surface));
}

.button--complete {
    border-color: #6994a3;
    background: var(--blue);
    color: #20373e;
}

.focus-settings {
    max-width: 48rem;
    margin-top: 1.5rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    background: var(--surface);
}

.focus-settings summary {
    cursor: pointer;
    font-weight: 700;
}

.celebration {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 48rem;
    margin-bottom: 2rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--blue);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--blue) 25%, var(--surface));
    animation: gentle-arrival 0.5s ease-out both;
}

.celebration h1,
.celebration p {
    margin-block: 0;
}

.celebration__mark {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--blue);
    color: #20373e;
    font-size: 1.6rem;
    animation: gentle-pulse 0.6s ease-out;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.undo-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--blue);
    border-radius: 1rem;
    background: color-mix(in srgb, var(--blue) 24%, var(--surface));
}

.undo-banner h2,
.undo-banner p {
    margin-block: 0;
}

.transfer-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.transfer-card {
    padding: var(--space);
    border: 1px solid var(--border);
    border-radius: 1rem;
    background: var(--surface);
}

.transfer-card h2 {
    margin-top: 0;
}

.format-example {
    overflow-x: auto;
    padding: 1rem;
    border-radius: 0.6rem;
    background: var(--beige);
    color: var(--text);
}

.check-field--warning {
    padding: 0.75rem;
    border-left: 0.3rem solid var(--yellow);
    background: color-mix(in srgb, var(--yellow) 20%, var(--surface));
}

.check-field small {
    display: block;
    margin-left: 1.4rem;
    color: var(--muted);
}

.settings-form {
    max-width: 48rem;
}

.settings-section {
    margin: 0 0 1.5rem;
    padding: var(--space);
    border: 1px solid var(--border);
    border-radius: 1rem;
    background: var(--surface);
}

.settings-section legend {
    padding-inline: 0.4rem;
    font-size: 1.2rem;
    font-weight: 750;
}

.preference-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding-block: 0.75rem;
}

.preference-row label {
    font-weight: 700;
}

.preference-row p {
    margin-block: 0.2rem 0;
    color: var(--muted);
}

.preference-row input[role="switch"] {
    flex: 0 0 auto;
    width: 2rem;
    height: 2rem;
    accent-color: var(--lavender);
}

.reminder-placeholder {
    margin-top: 1.25rem;
    padding: 1rem;
    border-left: 0.35rem solid var(--lavender);
    border-radius: 0.6rem;
    background: color-mix(in srgb, var(--lavender) 18%, var(--surface));
}

.admin-placeholder-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.admin-boundary {
    max-width: 48rem;
    margin-top: 1.5rem;
    padding: var(--space);
    border-left: 0.35rem solid var(--lavender);
    border-radius: 0.75rem;
    background: var(--surface);
}

details > summary {
    min-height: 2.75rem;
    padding-block: 0.55rem;
}

@keyframes gentle-arrival {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
    }
}

@keyframes gentle-pulse {
    50% {
        transform: scale(1.08);
    }
}

.skip-link {
    position: absolute;
    top: 0;
    left: -9999px;
    z-index: 10;
    padding: 0.75rem;
    background: var(--surface);
}

.skip-link:focus {
    left: 0;
}

button,
a,
input {
    transition: color 0.2s ease, background-color 0.2s ease,
        border-color 0.2s ease, transform 0.2s ease;
}

@media (prefers-color-scheme: dark) {
    html[data-theme="auto"] {
        color-scheme: dark;
        --beige: #1e1e24;
        --surface: #292932;
        --text: #f5f0e8;
        --muted: #c5bdcc;
        --focus: #d4c0ee;
        --border: #4b4b58;
    }

    html[data-theme="auto"] a {
        color: #d9c5f1;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }

    .celebration,
    .celebration__mark {
        animation: none;
    }
}

@media (forced-colors: active) {
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline-color: Highlight;
    }

    .badge,
    .status,
    .task-card,
    .message {
        border: 1px solid CanvasText;
    }
}

@media (max-width: 38rem) {
    .nav {
        align-items: flex-start;
        flex-direction: column;
        padding-block: 1rem;
    }

    .nav__actions,
    .page-heading,
    .task-card__header,
    .form-grid {
        align-items: flex-start;
        flex-direction: column;
    }

    .form-grid {
        display: flex;
    }

    .focus-heading {
        grid-template-columns: 1fr;
    }

    .streak-card {
        max-width: none;
    }

    .transfer-grid {
        grid-template-columns: 1fr;
    }

    .admin-placeholder-grid {
        grid-template-columns: 1fr;
    }

    .undo-banner {
        align-items: flex-start;
        flex-direction: column;
    }

    .preference-row {
        align-items: flex-start;
        gap: 1rem;
    }
}