/* ── Logitech SKU Scanner – Front-end Styles ── */
:root {
    --lss-blue:    #0066CC;
    --lss-blue-dk: #004fa3;
    --lss-accent:  #00b4d8;
    --lss-dark:    #1a2740;
    --lss-green:   #27ae60;
    --lss-red:     #e74c3c;
    --lss-yellow:  #e67e22;
    --lss-excel:   #217346;
    --lss-excel-hv:#185a35;
    --lss-border:  #dde3ec;
    --lss-bg:      #f4f6fb;
    --lss-card:    #ffffff;
    --lss-radius:  12px;
    --lss-shadow:  0 2px 16px rgba(0,0,0,.07);
}

.lss-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 8px 0 40px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    color: var(--lss-dark);
    box-sizing: border-box;
}

.lss-wrap *, .lss-wrap *::before, .lss-wrap *::after { box-sizing: border-box; }

/* ── Cards ── */
.lss-card {
    background: var(--lss-card);
    border: 1px solid var(--lss-border);
    border-radius: var(--lss-radius);
    padding: 28px 32px;
    margin-bottom: 22px;
    box-shadow: var(--lss-shadow);
}

.lss-card-title {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--lss-dark);
}

.lss-hint {
    font-size: 14px;
    color: #667;
    margin: 0 0 16px;
}

/* ── Textarea ── */
.lss-textarea {
    width: 100%;
    border: 1.5px solid var(--lss-border);
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 13.5px;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    color: var(--lss-dark);
    resize: vertical;
    line-height: 1.7;
    transition: border-color .2s, box-shadow .2s;
    background: #fafbfd;
    display: block;
}
.lss-textarea:focus {
    outline: none;
    border-color: var(--lss-blue);
    box-shadow: 0 0 0 3px rgba(0,102,204,.1);
    background: #fff;
}
.lss-textarea.lss-has-error { border-color: var(--lss-red); }

/* ── URL meta row ── */
.lss-url-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 8px 0 12px;
    font-size: 13px;
    color: #888;
}

/* ── Buttons ── */
.lss-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    border-radius: 7px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, transform .1s, box-shadow .15s;
    text-decoration: none !important;
    line-height: 1;
}
.lss-btn:active { transform: scale(.98); }
.lss-btn-icon { width: 16px; height: 16px; flex-shrink: 0; }

.lss-btn-primary {
    background: var(--lss-blue);
    color: #fff;
    box-shadow: 0 2px 8px rgba(0,102,204,.25);
}
.lss-btn-primary:hover  { background: var(--lss-blue-dk); }
.lss-btn-primary:disabled { opacity: .6; cursor: not-allowed; }

.lss-btn-ghost {
    background: transparent;
    color: #888;
    padding: 6px 10px;
    font-size: 13px;
    font-weight: 500;
}
.lss-btn-ghost:hover { color: var(--lss-red); background: #fff0f0; }

.lss-btn-excel {
    background: var(--lss-excel);
    color: #fff;
    box-shadow: 0 2px 8px rgba(33,115,70,.2);
}
.lss-btn-excel:hover { background: var(--lss-excel-hv); }

/* ── Messages ── */
.lss-msg {
    border-radius: 7px;
    padding: 10px 14px;
    font-size: 13.5px;
    margin-bottom: 12px;
}
.lss-msg-error  { background: #fff0ee; border: 1px solid #f5c6c0; color: var(--lss-red); }
.lss-msg-warn   { background: #fffbea; border: 1px solid #f5e09c; color: #7d5a00; }

/* ── Progress ── */
.lss-progress-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.lss-progress-label { font-weight: 600; font-size: 15px; }

#lss-progress-text {
    font-size: 13px;
    font-weight: 700;
    color: var(--lss-blue);
}

.lss-bar-track {
    background: #e8ecf2;
    border-radius: 999px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 16px;
}
#lss-bar-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--lss-blue), var(--lss-accent));
    border-radius: 999px;
    transition: width .35s ease;
}

#lss-log {
    max-height: 200px;
    overflow-y: auto;
    font-size: 12.5px;
    font-family: monospace;
    color: #555;
    line-height: 1.9;
    border-top: 1px solid var(--lss-border);
    padding-top: 10px;
}
.lss-log-ok   { color: var(--lss-green); }
.lss-log-err  { color: var(--lss-red);   }
.lss-log-wait { color: var(--lss-yellow);}
.lss-log-info { color: #999;             }

/* ── Results ── */
.lss-results-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.lss-results-label { font-weight: 700; font-size: 16px; }

.lss-table-scroll { overflow-x: auto; }

.lss-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    min-width: 500px;
}

.lss-table th {
    background: #1a2740;
    color: #fff;
    font-weight: 600;
    padding: 10px 14px;
    text-align: center;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}
.lss-table th.lss-th-url {
    text-align: left;
    min-width: 260px;
}

.lss-table td {
    padding: 9px 14px;
    border-bottom: 1px solid #f0f2f7;
    vertical-align: middle;
}
.lss-table tr:last-child td { border-bottom: none; }
.lss-table tr:hover td { background: #f8faff; }

.lss-td-url {
    word-break: break-all;
    font-size: 13px;
}
.lss-td-url a { color: var(--lss-blue); text-decoration: none; }
.lss-td-url a:hover { text-decoration: underline; }

.lss-sku-tag {
    display: inline-block;
    background: #eaf4ff;
    color: var(--lss-blue);
    border: 1px solid #bcd9f5;
    border-radius: 5px;
    padding: 2px 9px;
    font-family: monospace;
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: .4px;
    white-space: nowrap;
}

.lss-td-empty { color: #ccc; text-align: center; font-size: 12px; }
.lss-td-sku   { text-align: center; }

/* ── Utility ── */
.lss-hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 600px) {
    .lss-card { padding: 18px 16px; }
    .lss-btn-primary { width: 100%; justify-content: center; }
}