/* ========================================
   Forest OS｜Writing Categories Pilot V1
   四個固定分類；全部／待整理只作系統檢視。
======================================== */

.writing-category-shelf {
    margin: 30px 0 0;
    padding: 26px 0 24px;
    border-top: 1px solid rgba(79, 104, 74, 0.14);
    border-bottom: 1px solid rgba(79, 104, 74, 0.14);
}

.writing-category-shelf[hidden] {
    display: none !important;
}

.writing-category-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 18px;
}

.writing-category-kicker {
    display: block;
    margin-bottom: 8px;
    color: #829187;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.17em;
}

.writing-category-heading h2 {
    margin: 0;
    color: #304137;
    font-family: "Iowan Old Style", "Palatino Linotype", Georgia, "Noto Serif TC", serif;
    font-size: 23px;
    font-weight: 500;
    letter-spacing: -0.02em;
}

.writing-category-heading p {
    margin: 6px 0 0;
    color: #8b958e;
    font-size: 12px;
}

.writing-category-system-filters {
    display: flex;
    align-items: center;
    gap: 8px;
}

.writing-category-system-filters button {
    min-height: 36px;
    margin: 0;
    padding: 7px 13px;
    border: 1px solid rgba(79, 104, 74, 0.15);
    border-radius: 999px;
    background: transparent;
    color: #718078;
    font-size: 12px;
}

.writing-category-system-filters button:hover,
.writing-category-system-filters button:focus-visible,
.writing-category-system-filters button.is-active {
    border-color: rgba(79, 104, 74, 0.25);
    background: #e6eee7;
    color: #3f6048;
}

.writing-category-folders {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.writing-category-folders > button {
    --category-accent: #66836e;
    --category-wash: rgba(102, 131, 110, 0.075);
    display: flex;
    align-items: center;
    gap: 13px;
    min-width: 0;
    min-height: 88px;
    margin: 0;
    padding: 17px 16px;
    border: 1px solid rgba(79, 104, 74, 0.13);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.42);
    color: #34463a;
    text-align: left;
    box-shadow: none;
}

.writing-category-folders > button[data-writing-category="spirit"] {
    --category-accent: #7d715d;
    --category-wash: rgba(125, 113, 93, 0.08);
}

.writing-category-folders > button[data-writing-category="screen"] {
    --category-accent: #687681;
    --category-wash: rgba(104, 118, 129, 0.075);
}

.writing-category-folders > button[data-writing-category="inspiration"] {
    --category-accent: #817284;
    --category-wash: rgba(129, 114, 132, 0.075);
}

.writing-category-folders > button:hover,
.writing-category-folders > button:focus-visible {
    border-color: color-mix(in srgb, var(--category-accent) 34%, transparent);
    background: var(--category-wash);
    transform: translateY(-1px);
}

.writing-category-folders > button.is-active {
    border-color: color-mix(in srgb, var(--category-accent) 45%, transparent);
    background: var(--category-wash);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--category-accent) 8%, transparent);
}

.writing-category-folder-mark {
    position: relative;
    flex: 0 0 auto;
    width: 35px;
    height: 26px;
    margin-top: 4px;
    border: 1.5px solid var(--category-accent);
    border-radius: 4px 5px 5px 5px;
    opacity: 0.82;
}

.writing-category-folder-mark::before {
    content: "";
    position: absolute;
    top: -7px;
    left: -1.5px;
    width: 16px;
    height: 7px;
    border: 1.5px solid var(--category-accent);
    border-bottom: 0;
    border-radius: 4px 4px 0 0;
    background: #f8f7f2;
}

.writing-category-folder-mark::after {
    content: "";
    position: absolute;
    left: 7px;
    right: 7px;
    bottom: 7px;
    height: 1px;
    background: var(--category-accent);
    opacity: 0.58;
}

.writing-category-folder-copy {
    display: grid;
    gap: 5px;
    min-width: 0;
}

.writing-category-folder-copy strong {
    overflow: hidden;
    color: #34443a;
    font-family: "Iowan Old Style", "Palatino Linotype", Georgia, "Noto Serif TC", serif;
    font-size: 17px;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.writing-category-folder-copy small {
    color: #8a958d;
    font-size: 11px;
}

.writing-category-current {
    min-height: 18px;
    margin-top: 14px;
    color: #6f7d74;
    font-size: 12px;
}

#writingForestView .writing-category-shelf + #searchInput {
    margin-top: 24px;
}

#writingForestView .article-card-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-width: 0;
}

#writingForestView .article-card-heading .article-title {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.article-category-badge {
    flex: 0 0 auto;
    padding: 4px 9px;
    border: 1px solid rgba(79, 104, 74, 0.14);
    border-radius: 999px;
    background: rgba(229, 237, 230, 0.72);
    color: #56705d;
    font-size: 11px;
    line-height: 1.2;
}

.article-category-badge.is-pending {
    border-style: dashed;
    background: transparent;
    color: #929b95;
}

.writing-editor-category-field {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-top: 15px;
}

.writing-editor-category-field label {
    color: var(--writing-muted);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
}

#editor #articleCategory {
    min-height: 34px;
    margin: 0;
    padding: 6px 32px 6px 12px;
    border: 1px solid var(--writing-line);
    border-radius: 999px;
    background-color: rgba(255, 255, 255, 0.48);
    color: var(--writing-accent);
    font: inherit;
    font-size: 12px;
}

#editor #articleCategory:focus-visible {
    outline: 2px solid rgba(79, 117, 97, 0.24);
    outline-offset: 2px;
}

#editor .writing-editor-category-field + .writing-editor-divider {
    margin-top: 22px;
}

body.focus-mode .writing-editor-category-field {
    display: none;
}

body.night-mode .writing-category-shelf {
    border-color: rgba(173, 198, 180, 0.14);
}

body.night-mode .writing-category-heading h2,
body.night-mode .writing-category-folder-copy strong {
    color: #dce8df;
}

body.night-mode .writing-category-heading p,
body.night-mode .writing-category-current,
body.night-mode .writing-category-folder-copy small {
    color: #9eaaa1;
}

body.night-mode .writing-category-system-filters button {
    border-color: rgba(173, 198, 180, 0.16);
    color: #aebbb1;
}

body.night-mode .writing-category-system-filters button:hover,
body.night-mode .writing-category-system-filters button:focus-visible,
body.night-mode .writing-category-system-filters button.is-active {
    border-color: rgba(173, 198, 180, 0.25);
    background: rgba(132, 175, 151, 0.11);
    color: #d2dfd5;
}

body.night-mode .writing-category-folders > button {
    border-color: rgba(173, 198, 180, 0.12);
    background: rgba(255, 255, 255, 0.018);
}

body.night-mode .writing-category-folders > button:hover,
body.night-mode .writing-category-folders > button:focus-visible,
body.night-mode .writing-category-folders > button.is-active {
    background: color-mix(in srgb, var(--category-accent) 14%, transparent);
}

body.night-mode .writing-category-folder-mark::before {
    background: #1b241f;
}

body.night-mode .article-category-badge {
    border-color: rgba(173, 198, 180, 0.16);
    background: rgba(132, 175, 151, 0.1);
    color: #b9cbbc;
}

body.night-mode .article-category-badge.is-pending {
    background: transparent;
    color: #929e95;
}

body.night-mode #editor #articleCategory {
    background-color: rgba(255, 255, 255, 0.035);
    color: #d2ded4;
}

@media (max-width: 780px) {
    .writing-category-shelf {
        margin-top: 22px;
        padding: 23px 0 21px;
    }

    .writing-category-heading {
        align-items: flex-start;
    }

    .writing-category-folders {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .writing-category-folders > button {
        min-height: 82px;
        padding: 15px 13px;
        border-radius: 16px;
    }
}

@media (max-width: 520px) {
    .writing-category-heading {
        display: grid;
        gap: 15px;
    }

    .writing-category-system-filters {
        width: 100%;
    }

    .writing-category-system-filters button {
        min-height: 40px;
    }

    .writing-category-folder-mark {
        width: 30px;
        height: 23px;
    }

    .writing-category-folder-copy strong {
        font-size: 15px;
    }

    #writingForestView .article-card-heading {
        align-items: flex-start;
        gap: 10px;
    }

    .article-category-badge {
        margin-top: 1px;
        padding: 4px 8px;
        font-size: 10px;
    }

    .writing-editor-category-field {
        margin-top: 12px;
    }

    #editor #articleCategory {
        min-height: 38px;
    }
}

@supports not (color: color-mix(in srgb, black, white)) {
    .writing-category-folders > button:hover,
    .writing-category-folders > button:focus-visible,
    .writing-category-folders > button.is-active {
        border-color: rgba(79, 104, 74, 0.3);
    }
}