/* ============================================
   Windows System Icon Browser
   Prefix: wsi-
   Blue theme (#3399cc)
   ============================================ */

:root {
    --wsi-primary: #3399cc;
    --wsi-primary-light: #e0f4fc;
    --wsi-primary-dark: #2277aa;
    --wsi-success: #339966;
    --wsi-success-light: #e6f4ee;
    --wsi-danger: #e64e4e;
    --wsi-bg: #f8fafc;
    --wsi-bg-elevated: #ffffff;
    --wsi-bg-secondary: #f0f7fc;
    --wsi-text: #1a2332;
    --wsi-text-secondary: #4a5568;
    --wsi-text-muted: #718096;
    --wsi-border: #d1e9f6;
    --wsi-border-light: #e8f4fb;
    --wsi-radius-sm: 6px;
    --wsi-radius-md: 10px;
    --wsi-radius-lg: 14px;
    --wsi-shadow-sm: 0 1px 3px rgba(0,0,0,0.07);
    --wsi-shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --wsi-transition: 0.2s ease;
    --wsi-shell32: #3399cc;
    --wsi-imageres: #339966;
    --wsi-moricons: #e64e4e;
}

[data-theme="dark"] {
    --wsi-primary: #5bb8e8;
    --wsi-primary-light: rgba(91,184,232,0.12);
    --wsi-primary-dark: #7fcbee;
    --wsi-success: #4ade80;
    --wsi-success-light: rgba(74,222,128,0.12);
    --wsi-danger: #f87171;
    --wsi-bg: #0f1923;
    --wsi-bg-elevated: #162030;
    --wsi-bg-secondary: #1a2a3a;
    --wsi-text: #e2eaf4;
    --wsi-text-secondary: #a8bcd0;
    --wsi-text-muted: #6b8098;
    --wsi-border: #213248;
    --wsi-border-light: #1a2a3a;
    --wsi-shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --wsi-shadow-md: 0 4px 12px rgba(0,0,0,0.4);
}

.wsi-wrap { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem 3rem; }

.wsi-header { text-align: center; margin-bottom: 2rem; }
.wsi-header h1 {
    font-size: 1.9rem; font-weight: 700; color: var(--wsi-text);
    display: flex; align-items: center; justify-content: center; gap: 0.5rem; margin: 0 0 0.6rem;
}
.wsi-header h1 svg { color: var(--wsi-primary); }
.wsi-description {
    max-width: 800px; margin: 0 auto;
    color: var(--wsi-text-secondary); font-size: 1rem; line-height: 1.7;
}

/* Controls */
.wsi-controls {
    display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.wsi-search-wrap {
    display: flex; align-items: center; gap: 0.5rem;
    background: var(--wsi-bg-elevated);
    border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-md);
    padding: 0.6rem 0.9rem;
    flex: 1;
    min-width: 200px;
}

.wsi-search-wrap svg { color: var(--wsi-text-muted); flex-shrink: 0; }

.wsi-search {
    border: none; background: none; outline: none;
    color: var(--wsi-text); font-size: 0.9rem; font-family: inherit; flex: 1;
}

.wsi-search::placeholder { color: var(--wsi-text-muted); }

.wsi-clear-btn {
    display: none; align-items: center;
    background: none; border: none; cursor: pointer;
    color: var(--wsi-text-muted); padding: 0; font-family: inherit;
}

.wsi-clear-btn:hover { color: var(--wsi-danger); }

.wsi-dll-tabs { display: flex; gap: 0.35rem; flex-wrap: wrap; }

.wsi-dll-tab {
    font-size: 0.82rem; font-weight: 500;
    padding: 0.4rem 0.85rem; border-radius: 20px;
    border: 1px solid var(--wsi-border);
    background: var(--wsi-bg-elevated); color: var(--wsi-text-secondary);
    cursor: pointer; transition: all var(--wsi-transition); font-family: inherit;
}

.wsi-dll-tab.active { background: var(--wsi-primary); border-color: var(--wsi-primary); color: #fff; }
.wsi-dll-tab:hover:not(.active) { background: var(--wsi-bg-secondary); }

.wsi-view-toggle { display: flex; gap: 0.25rem; }

.wsi-view-btn {
    width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--wsi-border); border-radius: var(--wsi-radius-sm);
    background: var(--wsi-bg-elevated); color: var(--wsi-text-muted);
    cursor: pointer; transition: all var(--wsi-transition);
}

.wsi-view-btn.active { background: var(--wsi-primary); border-color: var(--wsi-primary); color: #fff; }
.wsi-view-btn:hover:not(.active) { background: var(--wsi-bg-secondary); }

/* Meta bar */
.wsi-meta-bar {
    display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
    margin-bottom: 1rem;
}

.wsi-count { font-size: 0.85rem; font-weight: 600; color: var(--wsi-text-secondary); }
.wsi-meta-note { font-size: 0.78rem; color: var(--wsi-text-muted); display: flex; align-items: center; gap: 0.3rem; }
.wsi-meta-note svg { color: var(--wsi-primary); }

/* Export / action buttons in meta bar */
.wsi-action-btn {
    display: inline-flex; align-items: center; gap: 0.3rem;
    font-size: 0.78rem; font-weight: 500; padding: 0.3rem 0.65rem;
    border: 1px solid var(--wsi-border); border-radius: var(--wsi-radius-sm);
    background: var(--wsi-bg-elevated); color: var(--wsi-text-secondary);
    cursor: pointer; transition: all var(--wsi-transition); font-family: inherit;
    text-decoration: none;
}
.wsi-action-btn svg { color: var(--wsi-primary); }
.wsi-action-btn:hover { background: var(--wsi-primary); color: #fff; border-color: var(--wsi-primary); }
.wsi-action-btn:hover svg { color: #fff; }
.wsi-action-btn.active-select { background: var(--wsi-primary-light); border-color: var(--wsi-primary); color: var(--wsi-primary); }

/* Select mode badge on card */
.wsi-icon-card.wsi-selected,
.wsi-list-row.wsi-selected {
    border-color: var(--wsi-primary);
    box-shadow: 0 0 0 2px var(--wsi-primary-light);
}
.wsi-select-check {
    position: absolute; top: 6px; right: 6px;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--wsi-primary); color: #fff;
    display: none; align-items: center; justify-content: center;
    pointer-events: none;
}
.wsi-select-mode .wsi-icon-card { position: relative; cursor: pointer; }
.wsi-select-mode .wsi-list-row { cursor: pointer; }
.wsi-select-mode .wsi-icon-card .wsi-select-check { display: flex; opacity: 0; }
.wsi-select-mode .wsi-icon-card.wsi-selected .wsi-select-check { opacity: 1; }

/* Selection bar (sticky bottom) */
.wsi-select-bar {
    position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
    display: none; align-items: center; gap: 0.75rem;
    background: var(--wsi-text); color: #fff;
    padding: 0.7rem 1.25rem; border-radius: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    font-size: 0.85rem; font-weight: 600; z-index: 100;
    white-space: nowrap;
}
.wsi-select-bar.visible { display: flex; }
.wsi-select-bar-btn {
    display: inline-flex; align-items: center; gap: 0.3rem;
    background: var(--wsi-primary); color: #fff;
    border: none; border-radius: 20px; padding: 0.4rem 0.85rem;
    font-size: 0.8rem; font-weight: 600; cursor: pointer; font-family: inherit;
    transition: all var(--wsi-transition);
}
.wsi-select-bar-btn:hover { background: var(--wsi-primary-dark); }
.wsi-select-bar-cancel {
    background: rgba(255,255,255,0.15); border: none; color: #fff;
    padding: 0.3rem 0.65rem; border-radius: 20px;
    font-size: 0.78rem; cursor: pointer; font-family: inherit;
}
.wsi-select-bar-cancel:hover { background: rgba(255,255,255,0.25); }

/* Grid view */
.wsi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.wsi-icon-card {
    background: var(--wsi-bg-elevated);
    border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-md);
    padding: 1rem 0.75rem;
    text-align: center;
    transition: box-shadow var(--wsi-transition), transform var(--wsi-transition);
    position: relative;
}

.wsi-icon-card:hover {
    box-shadow: var(--wsi-shadow-md);
    transform: translateY(-1px);
}

.wsi-icon-preview {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 0.5rem;
    color: var(--wsi-primary);
    border-radius: 8px;
    background: var(--wsi-bg-secondary);
}

.wsi-icon-info { text-align: center; }
.wsi-icon-name { font-size: 0.78rem; font-weight: 600; color: var(--wsi-text); margin-bottom: 0.25rem; line-height: 1.3; }
.wsi-icon-meta { display: flex; align-items: center; justify-content: center; gap: 0.35rem; flex-wrap: wrap; margin-bottom: 0.4rem; }

/* Card action row: copy + download */
.wsi-card-actions { display: flex; gap: 0.3rem; justify-content: center; }

/* Download btn on card */
.wsi-dl-btn {
    display: inline-flex; align-items: center; gap: 0.2rem;
    font-size: 0.72rem; font-weight: 500;
    padding: 0.2rem 0.45rem; border-radius: var(--wsi-radius-sm);
    border: 1px solid var(--wsi-border);
    background: var(--wsi-bg-secondary); color: var(--wsi-text-muted);
    cursor: pointer; transition: all var(--wsi-transition); font-family: inherit;
    text-decoration: none; white-space: nowrap;
}
.wsi-dl-btn:hover { background: var(--wsi-success); color: #fff; border-color: var(--wsi-success); }

/* List view */
.wsi-list {
    display: flex; flex-direction: column; gap: 0.4rem;
    margin-bottom: 1rem;
}

.wsi-list-row {
    display: grid;
    grid-template-columns: 36px 200px 1fr auto auto auto;
    gap: 0.75rem;
    align-items: center;
    padding: 0.65rem 1rem;
    background: var(--wsi-bg-elevated);
    border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-md);
    transition: background var(--wsi-transition);
}

@media (max-width: 700px) {
    .wsi-list-row { grid-template-columns: 36px 1fr auto auto; }
    .wsi-list-desc, .wsi-list-meta { display: none; }
}

.wsi-list-row:hover { background: var(--wsi-bg-secondary); }

.wsi-list-icon {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    color: var(--wsi-primary); flex-shrink: 0;
}

.wsi-list-name { font-size: 0.88rem; font-weight: 600; color: var(--wsi-text); }
.wsi-list-desc { font-size: 0.82rem; color: var(--wsi-text-muted); }
.wsi-list-meta { display: flex; align-items: center; gap: 0.35rem; }

/* DLL Badges */
.wsi-dll-badge {
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
    padding: 0.15rem 0.4rem; border-radius: 3px;
}

.wsi-dll-shell32  { background: rgba(51,153,204,0.12); color: var(--wsi-shell32); }
.wsi-dll-imageres { background: rgba(51,153,102,0.12); color: var(--wsi-imageres); }
.wsi-dll-moricons { background: rgba(230,78,78,0.12);  color: var(--wsi-moricons); }

.wsi-icon-idx { font-size: 0.72rem; color: var(--wsi-text-muted); font-family: monospace; }

/* Copy index button */
.wsi-copy-index-btn {
    display: inline-flex; align-items: center; gap: 0.25rem;
    font-size: 0.72rem; font-weight: 500;
    padding: 0.2rem 0.5rem; border-radius: var(--wsi-radius-sm);
    border: 1px solid var(--wsi-border);
    background: var(--wsi-bg-secondary); color: var(--wsi-text-muted);
    cursor: pointer; transition: all var(--wsi-transition); font-family: inherit;
    white-space: nowrap;
}

.wsi-copy-index-btn:hover { background: var(--wsi-primary); color: #fff; border-color: var(--wsi-primary); }
.wsi-copy-index-btn.copied { background: var(--wsi-success); color: #fff; border-color: var(--wsi-success); }

/* Empty */
.wsi-empty { text-align: center; padding: 2.5rem; color: var(--wsi-text-muted); }
.wsi-empty svg { color: var(--wsi-border); margin-bottom: 0.75rem; }
.wsi-empty p { font-size: 0.9rem; margin: 0; }

/* See all / show less button */
.wsi-show-all-wrap {
    text-align: center; padding: 0.75rem 0 1.5rem;
}
.wsi-show-all-btn {
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.6rem 1.4rem; border-radius: 20px;
    border: 1px solid var(--wsi-border);
    background: var(--wsi-bg-elevated); color: var(--wsi-primary);
    font-size: 0.88rem; font-weight: 600; cursor: pointer;
    transition: all var(--wsi-transition); font-family: inherit;
    box-shadow: var(--wsi-shadow-sm);
}
.wsi-show-all-btn:hover { background: var(--wsi-primary); color: #fff; border-color: var(--wsi-primary); }
.wsi-show-all-btn svg { transition: transform 0.2s; }
.wsi-show-all-btn.expanded svg { transform: rotate(180deg); }

/* Extract card */
.wsi-extract-card {
    background: var(--wsi-bg-elevated);
    border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-lg);
    padding: 1.75rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--wsi-shadow-sm);
}

.wsi-extract-title {
    font-size: 1.05rem; font-weight: 700; color: var(--wsi-text);
    display: flex; align-items: center; gap: 0.5rem; margin: 0 0 1.25rem;
}
.wsi-extract-title svg { color: var(--wsi-primary); }

.wsi-code-tabs { display: flex; gap: 0.35rem; flex-wrap: wrap; margin-bottom: 0.85rem; }

.wsi-code-tab {
    font-size: 0.82rem; font-weight: 500; padding: 0.35rem 0.85rem;
    border-radius: 20px; border: 1px solid var(--wsi-border);
    background: var(--wsi-bg); color: var(--wsi-text-secondary);
    cursor: pointer; transition: all var(--wsi-transition); font-family: inherit;
}

.wsi-code-tab.active { background: var(--wsi-primary); border-color: var(--wsi-primary); color: #fff; }

.wsi-code-block { display: none; }
.wsi-code-block.active { display: block; }

.wsi-code-desc {
    font-size: 0.85rem; color: var(--wsi-text-secondary); margin: 0 0 0.75rem; line-height: 1.6;
}

.wsi-snippet-wrap { position: relative; }

.wsi-snippet {
    background: var(--wsi-bg);
    border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-md);
    padding: 1rem 1.25rem;
    font-family: 'Fira Mono', Consolas, monospace;
    font-size: 0.82rem;
    color: var(--wsi-text-secondary);
    overflow-x: auto;
    white-space: pre;
    line-height: 1.7;
    margin: 0;
}

.wsi-copy-btn {
    position: absolute; top: 0.5rem; right: 0.5rem;
    background: var(--wsi-bg-elevated); border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-sm); padding: 0.3rem 0.6rem;
    font-size: 0.75rem; cursor: pointer;
    display: flex; align-items: center; gap: 0.3rem;
    color: var(--wsi-text-secondary); transition: all var(--wsi-transition); font-family: inherit;
}
.wsi-copy-btn:hover { background: var(--wsi-primary-light); color: var(--wsi-primary); border-color: var(--wsi-primary); }
.wsi-copy-btn.copied { color: var(--wsi-success); border-color: var(--wsi-success); }

/* Related / info / FAQ */
.wsi-related-box {
    background: var(--wsi-bg-elevated); border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-lg); padding: 1rem 1.25rem;
    display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
    box-shadow: var(--wsi-shadow-sm); margin-top: 2rem;
}

.wsi-related-label { font-size: 0.82rem; font-weight: 600; color: var(--wsi-text-muted); display: flex; align-items: center; gap: 0.35rem; white-space: nowrap; }
.wsi-related-label svg { color: var(--wsi-primary); }
.wsi-related-links { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.wsi-related-link {
    display: inline-flex; align-items: center; gap: 0.35rem;
    font-size: 0.83rem; font-weight: 500; color: var(--wsi-primary);
    text-decoration: none; padding: 0.3rem 0.7rem;
    border: 1px solid var(--wsi-border); border-radius: 20px;
    background: var(--wsi-primary-light); transition: all var(--wsi-transition);
}

.wsi-related-link:hover { background: var(--wsi-primary); color: #fff; border-color: var(--wsi-primary); }

.wsi-info-card {
    background: var(--wsi-bg-elevated); border: 1px solid var(--wsi-border);
    border-radius: var(--wsi-radius-lg); padding: 1.75rem;
    margin-top: 1.25rem; box-shadow: var(--wsi-shadow-sm);
}

.wsi-info-card h2 {
    font-size: 1.15rem; font-weight: 700; color: var(--wsi-text);
    display: flex; align-items: center; gap: 0.5rem; margin: 0 0 1rem;
}
.wsi-info-card h2 svg { color: var(--wsi-primary); }
.wsi-info-card a { color: var(--wsi-primary); text-decoration: none; }
.wsi-info-card a:hover { text-decoration: underline; }

.wsi-faq-list { display: flex; flex-direction: column; gap: 0.5rem; }
.wsi-faq-item { border: 1px solid var(--wsi-border); border-radius: var(--wsi-radius-md); overflow: hidden; }

.wsi-faq-question {
    width: 100%; background: none; border: none; padding: 0.9rem 1rem;
    display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
    cursor: pointer; font-size: 0.9rem; font-weight: 600; color: var(--wsi-text);
    text-align: left; font-family: inherit; transition: background var(--wsi-transition);
}
.wsi-faq-question:hover { background: var(--wsi-bg-secondary); }
.wsi-faq-question svg { flex-shrink: 0; color: var(--wsi-text-muted); transition: transform 0.2s; }
.wsi-faq-item.active .wsi-faq-question svg { transform: rotate(180deg); }
.wsi-faq-answer { display: none; padding: 0 1rem 0.9rem; }
.wsi-faq-item.active .wsi-faq-answer { display: block; }
.wsi-faq-answer p { color: var(--wsi-text-secondary); font-size: 0.88rem; line-height: 1.7; margin: 0; }
.wsi-faq-answer strong { font-weight: 600; }
.wsi-faq-answer a { color: var(--wsi-primary); text-decoration: none; }
.wsi-faq-answer a:hover { text-decoration: underline; }

@media (max-width: 640px) {
    .wsi-wrap { padding: 1.25rem 1rem 2rem; }
    .wsi-header h1 { font-size: 1.5rem; }
    .wsi-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
    .wsi-select-bar { bottom: 1rem; left: 1rem; right: 1rem; transform: none; border-radius: 16px; }
}