/* --- Timebox OS ---------------------------------------------------------
   main.css の変数（空色の背景・黒のアクセント）をそのまま使い、
   アプリ部分だけ白いカードで組む。クラスはすべて .tb- 接頭辞で衝突を避ける。
------------------------------------------------------------------------- */

.tb-page {
    --tb-line: rgba(13, 13, 13, 0.1);
    --tb-line-strong: rgba(13, 13, 13, 0.22);
    --tb-muted: #5b6672;
    --tb-work: #2b6cb0;
    --tb-life: #2f855a;
    --tb-warn: #b7791f;
    --tb-danger: #c53030;
    --tb-radius: 20px;
}

/* --- Hero --- */
.tb-hero {
    padding: 160px 0 40px;
}

.tb-eyebrow {
    font-family: var(--font-en);
    font-weight: 800;
    letter-spacing: 0.18em;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.tb-badge {
    font-family: var(--font-jp);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    background: var(--accent-color);
    color: var(--bg-color);
    padding: 3px 10px;
    border-radius: 100px;
}

.tb-title {
    font-size: clamp(2rem, 5.5vw, 3.4rem);
    line-height: 1.25;
    margin: 16px 0 20px;
    letter-spacing: -0.02em;
}

.tb-lead {
    font-size: 1.05rem;
    line-height: 1.9;
    max-width: 46em;
}

.tb-hero-notes {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.tb-hero-notes li {
    font-size: 0.8rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(13, 13, 13, 0.12);
    border-radius: 100px;
    padding: 6px 14px;
}

/* --- App shell --- */
.tb-app {
    padding-bottom: 120px;
}

.tb-statusbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.tb-statusbar-date {
    font-family: var(--font-en);
    font-weight: 800;
    font-size: 1.3rem;
}

.tb-statusbar-now {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.tb-statusbar-kpis {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tb-kpi {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(13, 13, 13, 0.1);
    border-radius: 14px;
    padding: 8px 14px;
    min-width: 92px;
}

.tb-kpi-label {
    font-size: 0.68rem;
    color: var(--tb-muted);
}

.tb-kpi-value {
    font-weight: 700;
    font-size: 1.05rem;
    line-height: 1.3;
}

/* --- Notices --- */
.tb-notice {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    background: var(--surface-color);
    border-left: 4px solid var(--accent-color);
    border-radius: 12px;
    padding: 14px 18px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    line-height: 1.7;
}

.tb-notice-info { border-left-color: var(--tb-work); }
.tb-notice-warn { border-left-color: var(--tb-warn); }
.tb-notice-error { border-left-color: var(--tb-danger); }
.tb-notice-success { border-left-color: var(--tb-life); }

/* --- Layout --- */
.tb-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 24px;
    align-items: start;
}

@media (max-width: 992px) {
    .tb-grid { grid-template-columns: 1fr; }
}

.tb-col {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

@media (min-width: 993px) {
    .tb-col-sticky {
        position: sticky;
        top: 96px;
    }
}

/* --- Card --- */
.tb-card {
    background: var(--surface-color);
    border-radius: var(--tb-radius);
    padding: 24px;
    box-shadow: 0 12px 30px rgba(13, 13, 13, 0.08);
}

.tb-card-quiet {
    background: rgba(255, 255, 255, 0.6);
    box-shadow: none;
}

.tb-card-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.tb-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.tb-card-hint {
    font-size: 0.78rem;
    color: var(--tb-muted);
    line-height: 1.7;
    display: block;
}

/* --- Form parts --- */
.tb-textarea,
.tb-select,
.tb-number,
.tb-text,
.tb-date,
.tb-time {
    font-family: inherit;
    font-size: 0.85rem;
    color: var(--text-primary);
    background: #fff;
    border: 1px solid var(--tb-line-strong);
    border-radius: 10px;
    padding: 8px 10px;
}

.tb-textarea {
    width: 100%;
    margin-top: 12px;
    line-height: 1.8;
    resize: vertical;
}

.tb-textarea:focus,
.tb-select:focus,
.tb-number:focus,
.tb-date:focus,
.tb-time:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 1px;
}

.tb-number { width: 68px; text-align: right; }
.tb-date, .tb-time { padding: 6px 8px; }

.tb-inline-field {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--tb-muted);
}

.tb-row-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
}

/* --- Buttons --- */
.tb-btn {
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 100px;
    padding: 11px 22px;
    border: 2px solid var(--accent-color);
    background: var(--accent-color);
    color: #fff;
    cursor: pointer;
    transition: var(--transition);
}

.tb-btn:hover:not(:disabled) { opacity: 0.82; }

.tb-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.tb-btn-ghost {
    background: transparent;
    color: var(--accent-color);
    border-color: var(--tb-line-strong);
}

.tb-btn-sm {
    font-size: 0.75rem;
    padding: 7px 14px;
}

.tb-btn-locked {
    background: transparent;
    color: var(--tb-muted);
    border-color: var(--tb-line);
    border-style: dashed;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.tb-lock {
    font-size: 0.65rem;
    font-weight: 700;
    background: rgba(13, 13, 13, 0.08);
    border-radius: 100px;
    padding: 2px 8px;
}

/* --- Tabs --- */
.tb-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 14px 0 6px;
}

.tb-tab {
    font-family: inherit;
    font-size: 0.78rem;
    font-weight: 500;
    border: 1px solid var(--tb-line);
    background: transparent;
    color: var(--tb-muted);
    border-radius: 100px;
    padding: 7px 14px;
    cursor: pointer;
    transition: var(--transition);
}

.tb-tab[aria-selected="true"] {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
    font-weight: 700;
}

.tb-tab-count { opacity: 0.6; margin-left: 4px; }

/* --- Task list --- */
.tb-tasks {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.tb-empty {
    text-align: center;
    color: var(--tb-muted);
    font-size: 0.82rem;
    padding: 28px 12px;
    border: 1px dashed var(--tb-line-strong);
    border-radius: 14px;
}

.tb-task {
    border: 1px solid var(--tb-line);
    border-radius: 14px;
    padding: 12px 14px;
    background: #fff;
    cursor: grab;
}

.tb-task:active { cursor: grabbing; }

.tb-task.is-dragging { opacity: 0.5; }

.tb-task.is-done .tb-task-title {
    text-decoration: line-through;
    color: var(--tb-muted);
}

.tb-task-main {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.tb-check {
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
    margin-top: 1px;
    border-radius: 7px;
    border: 1px solid var(--tb-line-strong);
    background: #fff;
    cursor: pointer;
    font-size: 0.8rem;
    line-height: 1;
    color: var(--tb-life);
}

.tb-check[aria-pressed="true"] {
    background: var(--tb-life);
    border-color: var(--tb-life);
    color: #fff;
}

.tb-task-title {
    font-size: 0.92rem;
    font-weight: 500;
    line-height: 1.5;
    flex: 1 1 auto;
    min-width: 0;
    word-break: break-word;
}

.tb-task-remove {
    border: none;
    background: transparent;
    color: var(--tb-muted);
    font-size: 0.9rem;
    cursor: pointer;
    padding: 2px 4px;
    line-height: 1;
}

.tb-task-remove:hover { color: var(--tb-danger); }

.tb-task-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 12px;
    margin: 10px 0 0 32px;
    font-size: 0.75rem;
    color: var(--tb-muted);
}

@media (max-width: 560px) {
    .tb-task-meta { margin-left: 0; }
}

.tb-chip {
    font-size: 0.72rem;
    font-weight: 700;
    border-radius: 100px;
    padding: 3px 10px;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    font-family: inherit;
}

.tb-chip-work {
    color: var(--tb-work);
    border-color: rgba(43, 108, 176, 0.35);
    background: rgba(43, 108, 176, 0.08);
}

.tb-chip-life {
    color: var(--tb-life);
    border-color: rgba(47, 133, 90, 0.35);
    background: rgba(47, 133, 90, 0.08);
}

.tb-chip-carry {
    color: var(--tb-warn);
    border-color: rgba(183, 121, 31, 0.35);
    background: rgba(183, 121, 31, 0.08);
    cursor: default;
}

.tb-chip-pinned {
    color: var(--accent-color);
    border-color: var(--tb-line-strong);
    cursor: default;
}

.tb-stars {
    display: inline-flex;
    gap: 1px;
}

.tb-star {
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 0.85rem;
    line-height: 1;
    padding: 0 1px;
    color: rgba(13, 13, 13, 0.18);
}

.tb-star.is-on { color: #d69e2e; }

/* --- Capacity --- */
.tb-capacity {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 14px;
}

@media (max-width: 480px) {
    .tb-capacity { grid-template-columns: 1fr; }
}

.tb-capacity-item {
    border: 1px solid var(--tb-line);
    border-radius: 14px;
    padding: 10px 12px;
}

.tb-capacity-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--tb-muted);
    margin-bottom: 6px;
    gap: 8px;
}

.tb-bar {
    height: 6px;
    border-radius: 100px;
    background: rgba(13, 13, 13, 0.08);
    overflow: hidden;
}

.tb-bar span {
    display: block;
    height: 100%;
    border-radius: 100px;
}

/* --- Timeline --- */
.tb-timeline-scroll {
    position: relative;
    margin-top: 14px;
    height: 520px;
    overflow-y: auto;
    border: 1px solid var(--tb-line);
    border-radius: 14px;
    background: #fbfcfd;
}

.tb-timeline {
    position: relative;
}

.tb-timeline.is-droppable {
    background: rgba(43, 108, 176, 0.05);
}

.tb-hour {
    position: absolute;
    left: 0;
    right: 0;
    border-top: 1px solid var(--tb-line);
    font-size: 0.65rem;
    color: var(--tb-muted);
    padding-left: 6px;
    pointer-events: none;
}

.tb-window {
    position: absolute;
    left: 40px;
    right: 6px;
    border-radius: 8px;
    pointer-events: none;
    overflow: hidden;
}

.tb-window-work { background: rgba(43, 108, 176, 0.09); }
.tb-window-life { background: rgba(47, 133, 90, 0.09); }

/* 枠の名前は縦書きで左端の細い帯に置く。
   ブロックや空き時間の文字と重ならないようにするため */
.tb-window-label {
    position: absolute;
    top: 4px;
    left: 3px;
    width: 14px;
    writing-mode: vertical-rl;
    font-size: 0.58rem;
    line-height: 1;
    color: var(--tb-muted);
    white-space: nowrap;
}

.tb-block {
    position: absolute;
    left: 60px;
    right: 10px;
    border-radius: 8px;
    padding: 3px 8px;
    overflow: hidden;
    font-size: 0.72rem;
    line-height: 1.35;
    color: #fff;
    background: var(--tb-work);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.tb-block-life { background: var(--tb-life); }

.tb-block.is-done {
    opacity: 0.45;
    text-decoration: line-through;
}

.tb-block-time {
    font-size: 0.62rem;
    opacity: 0.85;
}

.tb-block-unpin {
    position: absolute;
    top: 2px;
    right: 4px;
    border: none;
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    border-radius: 100px;
    font-size: 0.6rem;
    padding: 1px 7px;
    cursor: pointer;
    font-family: inherit;
}

.tb-free {
    position: absolute;
    left: 60px;
    right: 10px;
    border: 1px dashed var(--tb-line-strong);
    border-radius: 8px;
    font-size: 0.62rem;
    color: var(--tb-muted);
    padding: 1px 6px;
    pointer-events: none;
}

.tb-now {
    position: absolute;
    left: 36px;
    right: 0;
    height: 0;
    border-top: 2px solid var(--tb-danger);
    pointer-events: none;
    z-index: 2;
}

.tb-now::before {
    content: "";
    position: absolute;
    left: -4px;
    top: -4px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--tb-danger);
}

.tb-overflow {
    margin-top: 14px;
    border: 1px solid rgba(197, 48, 48, 0.35);
    background: rgba(197, 48, 48, 0.06);
    border-radius: 14px;
    padding: 12px 14px;
    font-size: 0.78rem;
    line-height: 1.7;
}

.tb-overflow strong { color: var(--tb-danger); }

/* --- Export --- */
.tb-export {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 14px 0;
}

.tb-export .tb-btn { width: 100%; justify-content: center; text-align: center; }

/* --- Modal --- */
.tb-modal {
    position: fixed;
    inset: 0;
    z-index: 4000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.tb-modal[hidden] { display: none; }

.tb-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(13, 13, 13, 0.55);
}

.tb-modal-panel {
    position: relative;
    background: var(--surface-color);
    border-radius: var(--tb-radius);
    padding: 28px;
    width: min(620px, 100%);
    max-height: 86vh;
    overflow-y: auto;
    box-shadow: 0 24px 60px rgba(13, 13, 13, 0.3);
}

.tb-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 10px;
}

.tb-modal-head h2 { font-size: 1.15rem; }

.tb-modal-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--tb-line);
}

.tb-windows {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 14px;
}

.tb-window-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--tb-line);
    border-radius: 12px;
    padding: 10px 12px;
}

.tb-window-row .tb-text { flex: 1 1 140px; min-width: 0; }

.tb-plan-list {
    margin: 14px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 0.82rem;
    line-height: 1.8;
}

.tb-plan-list li {
    border-left: 3px solid var(--tb-line-strong);
    padding-left: 12px;
}

/* --- Mobile --- */
/* ヘッダーのロゴ・ナビの縮小は main.css 側（ハンバーガーを持たないページ向けの指定）が行う */
@media (max-width: 768px) {
    .tb-hero { padding-top: 120px; }
    .tb-card { padding: 18px; }
    .tb-timeline-scroll { height: 420px; }
}