/* ========================================
   コマタイマー — CSS
   ======================================== */

:root {
    --bg:           #0f1117;
    --bg-card:      #1a1d27;
    --bg-card-hover:#1f2333;
    --bg-input:     #252836;
    --border:       #2e3244;
    --border-focus: #5c6bc0;

    --text:         #e2e8f0;
    --text-muted:   #8892a4;
    --text-dim:     #4a5568;

    --accent:       #5c6bc0;
    --accent-hover: #7986cb;

    --green:        #48bb78;
    --green-bg:     rgba(72,187,120,0.15);
    --orange:       #ed8936;
    --orange-bg:    rgba(237,137,54,0.15);
    --red:          #fc8181;
    --red-bg:       rgba(252,129,129,0.15);
    --blue:         #63b3ed;

    --radius:       8px;
    --radius-sm:    4px;
    --shadow:       0 2px 8px rgba(0,0,0,0.4);

    --font: "Noto Sans JP", "Helvetica Neue", Arial, sans-serif;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
input, select, textarea, button { font-family: inherit; font-size: inherit; }

/* --- Site Header --- */
.site-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.site-header__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 52px;
    display: flex;
    align-items: center;
    gap: 24px;
}
.site-header__logo {
    font-weight: 700;
    font-size: 15px;
    color: var(--text);
    white-space: nowrap;
}
.site-header__nav {
    display: flex;
    gap: 4px;
    flex: 1;
}
.site-header__nav-link {
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 13px;
    transition: color .15s, background .15s;
}
.site-header__nav-link:hover,
.site-header__nav-link.is-active {
    color: var(--text);
    background: rgba(255,255,255,.06);
}
.site-header__nav-link.is-active {
    color: var(--accent-hover);
}
.site-header__user {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
}

/* --- Site Footer --- */
.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 40px;
    padding: 20px;
    text-align: center;
    font-size: 12px;
    color: var(--text-dim);
}

/* --- Page Layout --- */
.page-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 20px;
}
.page-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
}

/* --- Koma Grid --- */
.koma-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* --- Koma Card --- */
.koma-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: border-color .2s;
}
.koma-card.is-running  { border-color: var(--green); }
.koma-card.is-overtime { border-color: var(--orange); }
.koma-card.is-overtime-max { border-color: var(--red); }
.koma-card.is-completed { border-color: var(--border); opacity: .7; }
.koma-card.is-paused    { border-color: var(--accent); }

/* Card header row */
.koma-card__header {
    display: flex;
    align-items: center;
    gap: 8px;
}
.koma-card__slot {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-input);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}
.koma-card__status-badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    white-space: nowrap;
}
.koma-card__status-badge.idle        { background: var(--bg-input);   color: var(--text-muted); }
.koma-card__status-badge.running     { background: var(--green-bg);   color: var(--green); }
.koma-card__status-badge.paused      { background: rgba(92,107,192,.15); color: var(--accent-hover); }
.koma-card__status-badge.overtime    { background: var(--orange-bg);  color: var(--orange); }
.koma-card__status-badge.overtime-max{ background: var(--red-bg);     color: var(--red); }
.koma-card__status-badge.completed   { background: var(--green-bg);   color: var(--green); }

/* Inputs */
.koma-card__name-input,
.koma-card__project-input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 6px 10px;
    outline: none;
    transition: border-color .15s;
}
.koma-card__name-input:focus,
.koma-card__project-input:focus {
    border-color: var(--border-focus);
}
.koma-card__name-input::placeholder,
.koma-card__project-input::placeholder {
    color: var(--text-dim);
}

/* Progress bar */
.koma-card__progress-wrap {
    position: relative;
}
.koma-card__progress-bar {
    height: 8px;
    background: var(--bg-input);
    border-radius: 4px;
    overflow: hidden;
}
.koma-card__progress-fill {
    height: 100%;
    border-radius: 4px;
    background: var(--green);
    transition: width .5s linear, background .3s;
    width: 0%;
}
.is-overtime  .koma-card__progress-fill,
.is-overtime-max .koma-card__progress-fill { background: var(--orange); }
.is-completed .koma-card__progress-fill    { background: var(--accent); }

.koma-card__progress-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}
.koma-card__progress-pct {
    font-weight: 700;
    font-size: 13px;
    color: var(--text);
}
.koma-card__overtime-label {
    color: var(--orange);
    font-weight: 600;
    font-size: 11px;
}

/* Time display */
.koma-card__time {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-muted);
}
.koma-card__time-elapsed {
    font-size: 22px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text);
    letter-spacing: .02em;
}
.koma-card__time-remaining {
    font-size: 13px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}
.koma-card__time-remaining.is-negative { color: var(--orange); }

/* Buttons */
.koma-card__actions {
    display: flex;
    gap: 8px;
}
.btn {
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: opacity .15s, background .15s;
    white-space: nowrap;
}
.btn:disabled { opacity: .35; cursor: not-allowed; }

.btn-start    { background: var(--green);  color: #fff; border-color: var(--green); flex: 1; }
.btn-pause    { background: transparent; color: var(--accent-hover); border-color: var(--accent); flex: 1; }
.btn-complete { background: var(--accent); color: #fff; border-color: var(--accent); flex: 1; }
.btn-start:hover:not(:disabled)    { opacity: .85; }
.btn-pause:hover:not(:disabled)    { background: rgba(92,107,192,.15); }
.btn-complete:hover:not(:disabled) { opacity: .85; }

/* Break checkbox */
.koma-card__break {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
}
.koma-card__break input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--accent);
    cursor: pointer;
}
.koma-card__break.is-checked { color: var(--blue); }

/* --- Buttons (generic) --- */
.btn-secondary {
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: background .15s, color .15s;
}
.btn-secondary:hover { background: var(--bg-input); color: var(--text); }

/* --- Stats / General page styles --- */
.page-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}
.page-tab {
    padding: 8px 16px;
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color .15s, border-color .15s;
}
.page-tab.is-active { color: var(--accent-hover); border-bottom-color: var(--accent-hover); }
.page-tab:hover:not(.is-active) { color: var(--text); }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.data-table th {
    text-align: left;
    color: var(--text-muted);
    font-weight: 600;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
}
.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,.02); }

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
}
.card__title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: .05em;
}

/* Form rows in settings */
.form-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}
.form-row label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}
.form-row input[type="text"],
.form-row input[type="url"],
.form-row select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: 7px 10px;
    outline: none;
    transition: border-color .15s;
    width: 100%;
}
.form-row input:focus,
.form-row select:focus { border-color: var(--border-focus); }

.toggle-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
}
.toggle-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
}
.badge-green  { background: var(--green-bg);  color: var(--green); }
.badge-orange { background: var(--orange-bg); color: var(--orange); }
.badge-blue   { background: rgba(99,179,237,.15); color: var(--blue); }
.badge-muted  { background: var(--bg-input); color: var(--text-muted); }

/* Alert / notice */
.notice {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 16px;
}
.notice-info    { background: rgba(99,179,237,.12);  color: var(--blue);   border: 1px solid rgba(99,179,237,.3); }
.notice-success { background: var(--green-bg);       color: var(--green);  border: 1px solid rgba(72,187,120,.3); }
.notice-error   { background: var(--red-bg);         color: var(--red);    border: 1px solid rgba(252,129,129,.3); }

/* Markdown output box */
.markdown-output {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    font-family: "Consolas", "Courier New", monospace;
    font-size: 13px;
    white-space: pre-wrap;
    color: var(--text);
    line-height: 1.8;
    min-height: 120px;
}

/* --- Add koma button (grid cell) --- */
.koma-add-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    color: var(--text-dim);
    cursor: pointer;
    padding: 16px;
    min-height: 80px;
    transition: border-color .2s, color .2s, background .2s;
}
.koma-add-btn:hover {
    border-color: var(--accent);
    color: var(--accent-hover);
    background: rgba(92,107,192,.06);
}
.koma-add-btn__icon {
    font-size: 28px;
    line-height: 1;
    font-weight: 300;
}
.koma-add-btn__label {
    font-size: 12px;
    font-weight: 600;
}

/* --- Prev incomplete area --- */
.prev-incomplete-area {
    margin-bottom: 24px;
}
.prev-incomplete-area__heading {
    font-size: 12px;
    font-weight: 700;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.prev-incomplete-area__heading::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--orange);
    animation: blink 1.2s ease-in-out infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: .2; }
}
.prev-incomplete-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.koma-card--prev .koma-card__date-label {
    font-size: 11px;
    color: var(--orange);
    margin-bottom: 4px;
}

/* --- Mobile --- */
@media (max-width: 767px) {
    .koma-grid {
        grid-template-columns: 1fr;
    }
    .site-header__inner {
        gap: 12px;
        padding: 0 12px;
    }
    .site-header__nav-link {
        padding: 4px 8px;
        font-size: 12px;
    }
    .page-main { padding: 16px 12px; }
    .koma-card__time-elapsed { font-size: 18px; }
}
@media (min-width: 768px) and (max-width: 1023px) {
    .koma-grid,
    .prev-incomplete-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 767px) {
    .prev-incomplete-grid {
        grid-template-columns: 1fr;
    }
}