/* Base64 Encoder/Decoder — Tool-specific styles */

.tool-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}
@media (max-width: 768px) { .tool-container { grid-template-columns: 1fr; } }

.panel h2 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1.5px solid var(--border);
}

.input-group { margin-bottom: 16px; }
.char-count { text-align: right; font-size: 0.8rem; color: var(--muted); margin-top: 5px; }

.file-drop-zone {
    margin-bottom: 16px;
    position: relative;
}
.file-input-hidden {
    position: absolute;
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow: hidden;
    z-index: -1;
}
.file-drop-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 18px;
    background: var(--surface-2);
    border: 1.5px dashed var(--border-dark);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    color: var(--muted);
    font-size: 0.88rem;
}
.file-drop-label:hover { background: var(--primary-light); border-color: var(--primary); color: var(--primary); }
.file-drop-label svg { color: var(--muted-light); }
.file-drop-label:hover svg { color: var(--primary); }
.file-drop-label .hint { font-size: 0.78rem; color: var(--muted-light); }

.file-info {
    font-size: 0.82rem;
    color: var(--muted);
    min-height: 20px;
    margin-top: -8px;
    margin-bottom: 8px;
}

/* ── Result Box ── */
.result-box {
    margin-top: 14px;
    background: var(--surface-2);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    min-height: 80px;
}

.result-placeholder {
    padding: 24px 16px;
    color: var(--muted-light);
    font-size: 0.88rem;
    text-align: center;
}

.result-error {
    padding: 14px 16px;
    color: var(--danger);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* Result header strip */
.result-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    background: var(--primary-light);
    border-bottom: 1.5px solid var(--border);
    flex-wrap: wrap;
}
.result-type-badge {
    font-size: 0.78rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: 0.01em;
}
.encode-badge {
    background: var(--primary);
    color: white;
}
.decode-badge {
    background: var(--success, #16a34a);
    color: white;
}
.result-fmt-badge {
    font-size: 0.75rem;
    color: var(--primary);
    background: white;
    padding: 2px 9px;
    border-radius: 20px;
    border: 1px solid var(--border-dark);
}

/* Sections */
.result-section {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}
.result-section:last-child { border-bottom: none; }
.result-section-title {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 9px;
}

/* Encoded/Decoded value block */
.result-value-wrap {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 36px 10px 12px;
}
.result-value-code {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text);
    word-break: break-all;
    white-space: pre-wrap;
    line-height: 1.6;
}
.result-copy-corner {
    position: absolute;
    top: 8px;
    right: 10px;
    color: var(--muted-light);
    cursor: pointer;
    transition: color 0.15s;
}
.result-copy-corner:hover { color: var(--primary); }

/* Table */
.result-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}
.result-table tr:hover td { background: rgba(99,102,241,0.04); }
.rt-label {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 500;
    padding: 5px 8px 5px 0;
    white-space: nowrap;
    width: 120px;
    vertical-align: middle;
}
.rt-value {
    color: var(--text);
    padding: 5px 8px 5px 0;
    vertical-align: middle;
}
.rt-warn { color: var(--warning, #d97706); font-weight: 600; }
.rt-dim { color: var(--muted-light); font-size: 0.85em; }

/* Chips */
.result-chips {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 7px;
    margin-bottom: 10px;
}
.result-chip {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.chip-label {
    font-size: 0.68rem;
    color: var(--muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.chip-value {
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--text);
}
.chip-value.mono { font-family: var(--font-mono); }

/* Detection row */
.detect-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    align-items: center;
    font-size: 0.82rem;
    color: var(--muted);
}
.detect-badge {
    background: var(--primary-light);
    color: var(--primary-dark);
    border: 1px solid var(--primary);
    border-radius: 12px;
    padding: 2px 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* rt-copy inline button */
.rt-copy {
    width: 24px;
    text-align: right;
    color: var(--muted-light);
    cursor: pointer;
    padding: 5px 0;
    vertical-align: middle;
    transition: color 0.15s;
    white-space: nowrap;
}
.rt-copy:hover { color: var(--primary); }