/* ════════════════════════════════════════
   UUID GENERATOR — Tool Styles
   ════════════════════════════════════════ */
.uuid-gen-section {
    --tool-accent: #6366F1;
    --tool-accent-rgb: 99, 102, 241;
}

/* ════════════════════════════════════════
   MODE TABS
   ════════════════════════════════════════ */
.uuid-mode-tabs {
    display: flex;
    gap: 6px;
    padding: 4px;
    border-radius: 10px;
    width: fit-content;
    max-width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
    flex-wrap: nowrap;
}

.uuid-mode-tabs::-webkit-scrollbar {
    display: none;
}

.uuid-mode-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 18px;
    border: none;
    border-radius: 7px;
    background: transparent;
    color: var(--tool-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.18s, color 0.18s;
}

.uuid-mode-tab--active {
    background: var(--tool-accent);
    color: #fff;
}

.uuid-mode-tab:not(.uuid-mode-tab--active):hover {
    background: rgba(var(--tool-accent-rgb), 0.08);
    color: var(--tool-text-primary);
}

/* ════════════════════════════════════════
   TOGGLE (button-pattern, same fix as password-generator)
   ════════════════════════════════════════ */
.uuid-gen-section button.tool-toggle {
    position: relative;
    width: 42px;
    height: 24px;
    min-width: 42px;
    border: none;
    border-radius: 12px;
    background: rgba(100, 116, 139, 0.22);
    cursor: pointer;
    padding: 0;
    overflow: hidden;
    transition: background 0.2s;
}

.uuid-gen-section button.tool-toggle[data-on="true"] {
    background: var(--tool-accent);
}

.uuid-gen-section button.tool-toggle .tool-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    transition: left 0.2s;
    transform: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}

.uuid-gen-section button.tool-toggle[data-on="true"] .tool-toggle-thumb {
    left: 21px;
    transform: none;
}

/* ════════════════════════════════════════
   GENERATOR — INPUTS
   ════════════════════════════════════════ */
.uuid-qty-input {
    width: 90px;
    text-align: center;
}

/* Push Generate button to the right */
.uuid-gen-btn-wrap {
    margin-left: auto;
}

/* v5 name input — wider */
.uuid-name-input {
    min-width: 200px;
}

/* Required field asterisk */
.uuid-required {
    color: #ef4444;
    font-weight: 700;
    margin-left: 2px;
}

/* v5 deterministic note */
.uuid-v5-note {
    font-size: 0.8125rem;
    color: var(--tool-text-muted);
    font-style: italic;
    margin: 0;
    align-self: center;
}

/* Download format select — compact */
.uuid-dl-format-sel {
    padding: 5px 28px 5px 10px;
    font-size: 0.8125rem;
}

/* ════════════════════════════════════════
   OUTPUT LIST
   ════════════════════════════════════════ */
.uuid-output-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    min-height: 64px;
    padding: 0.875rem 1rem;
}

.uuid-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    background: var(--tool-surface);
    border: 1px solid var(--tool-border);
    border-radius: var(--tool-radius-sm);
    padding: 0.5rem 1rem;
    transition: border-color 0.15s;
}

.uuid-item:hover {
    border-color: rgba(var(--tool-accent-rgb), 0.35);
}

.uuid-item-text {
    font-family: var(--tool-font-mono);
    font-size: 0.9375rem;
    color: var(--tool-text-primary);
    letter-spacing: 0.02em;
    flex: 1;
    word-break: break-all;
}

.uuid-item-copy {
    flex-shrink: 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--tool-text-muted);
    font-size: 1rem;
    padding: 0.2rem;
    border-radius: 4px;
    transition: color 0.15s;
}

.uuid-item-copy:hover {
    color: var(--tool-accent);
}

/* ════════════════════════════════════════
   VALIDATOR — INPUT AREA
   ════════════════════════════════════════ */
.uuid-val-input-wrap {
    padding: 1.25rem 1.5rem 0;
}

.uuid-val-textarea {
    display: block;
    width: 100%;
    min-height: 100px;
    padding: 12px 14px;
    font-family: var(--tool-font-mono);
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--tool-text-primary);
    background: var(--tool-surface);
    border: 1px solid var(--tool-border);
    border-radius: 10px;
    outline: none;
    resize: vertical;
    box-sizing: border-box;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.uuid-val-textarea::placeholder {
    color: #94a3b8;
    font-family: inherit;
}

.uuid-val-textarea:focus {
    border-color: var(--tool-accent);
    box-shadow: 0 0 0 3px rgba(var(--tool-accent-rgb), 0.1);
}

.uuid-val-hint {
    font-size: 0.8125rem;
    color: var(--tool-text-muted);
    margin: 6px 0 0;
}

.uuid-val-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-top: 12px;
}

/* ════════════════════════════════════════
   VALIDATOR — RESULT CARDS
   ════════════════════════════════════════ */
.uuid-val-results {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 1rem 1.5rem 0;
}

.uuid-val-results:empty {
    padding: 0;
}

.uuid-val-card {
    border: 1px solid var(--tool-border);
    border-radius: 10px;
    overflow: hidden;
}

.uuid-val-card--valid {
    border-color: rgba(99, 102, 241, 0.3);
}

.uuid-val-card--invalid {
    border-color: rgba(239, 68, 68, 0.3);
}

.uuid-val-card-head {
    display: flex;
    align-items: center;
    padding: 8px 14px;
    background: #F8FAFC;
    border-bottom: 1px solid rgba(100, 116, 139, 0.1);
}

.uuid-val-card--valid .uuid-val-card-head {
    background: rgba(99, 102, 241, 0.05);
}

.uuid-val-card--invalid .uuid-val-card-head {
    background: rgba(239, 68, 68, 0.04);
}

.uuid-val-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.875rem;
    font-weight: 700;
}

.uuid-val-badge--valid {
    color: #6366F1;
}

.uuid-val-badge--invalid {
    color: #ef4444;
}

.uuid-val-card-body {
    padding: 4px 14px 10px;
}

.uuid-val-row {
    display: flex;
    gap: 12px;
    padding: 6px 0;
    border-bottom: 1px solid rgba(100, 116, 139, 0.07);
    align-items: flex-start;
}

.uuid-val-row:last-child {
    border-bottom: none;
}

.uuid-val-key {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--tool-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    min-width: 110px;
    flex-shrink: 0;
    padding-top: 1px;
}

.uuid-val-val {
    font-size: 0.9375rem;
    color: var(--tool-text-primary);
    flex: 1;
    word-break: break-all;
}

.uuid-val-code {
    font-family: var(--tool-font-mono);
    font-size: 0.875rem;
    color: var(--tool-text-primary);
    background: rgba(100, 116, 139, 0.07);
    border-radius: 4px;
    padding: 1px 5px;
}

.uuid-val-error {
    color: #dc2626;
    font-weight: 500;
}

/* ════════════════════════════════════════
   INNER CARD SPACING
   ════════════════════════════════════════ */

/* Mode tabs — breathing room from card edges */
.uuid-gen-section .uuid-mode-tabs {
    margin: 1.5rem 1.5rem 0;
    max-width: calc(100% - 3rem);
}

/* All options bars — widen to 1.5rem sides to match card standard */
.uuid-gen-section .tool-options-bar {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* Output pane — float inside card */
.uuid-gen-section #uuid-output-wrap {
    margin: 1.25rem 1.5rem;
}

/* Generator status */
.uuid-gen-section #uuid-status {
    margin: 0 1.5rem 1.5rem;
}

/* Validator section bottom breathing room */
.uuid-gen-section #uuid-validator-section {
    padding-bottom: 1.5rem;
}

/* Validator status */
.uuid-gen-section #uuid-val-status {
    margin: 0.75rem 1.5rem 0;
}

/* ════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════ */
@media (max-width: 640px) {
    .uuid-mode-tab {
        padding: 7px 12px;
        font-size: 0.8125rem;
    }

    .uuid-name-input {
        min-width: 0;
        width: 100%;
    }

    .uuid-v5-note {
        width: 100%;
    }

    .uuid-val-key {
        min-width: 80px;
    }
}