/**
 * AI Business Name Generator — Frontend Styles
 *
 * @package AI_Business_Name_Generator
 */

/* ---------- Container ---------- */
.abng-generator {
    --abng-primary: #4f46e5;
    --abng-primary-hover: color-mix(in srgb, var(--abng-primary) 85%, #000);
    --abng-primary-light: color-mix(in srgb, var(--abng-primary) 10%, #fff);
    --abng-radius: 12px;
    --abng-radius-sm: 8px;
    --abng-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);

    max-width: 640px;
    margin: 2rem auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
        Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

/* ---------- Form ---------- */
.abng-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: #ffffff;
    padding: 28px;
    border: 1px solid #e2e8f0;
    border-radius: var(--abng-radius);
    box-shadow: var(--abng-shadow);
}

/* ---------- Field group ---------- */
.abng-field-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.abng-label {
    font-size: 13px;
    font-weight: 600;
    color: #475569;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ---------- Options row ---------- */
.abng-options-row {
    display: flex;
    gap: 14px;
}

/* ---------- Input ---------- */
.abng-input {
    width: 100%;
    padding: 13px 16px;
    font-size: 15px;
    border: 2px solid #e2e8f0;
    border-radius: var(--abng-radius-sm);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: #f8fafc;
    color: #1e293b;
    box-sizing: border-box;
}

.abng-input::placeholder {
    color: #94a3b8;
}

.abng-input:focus {
    border-color: var(--abng-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--abng-primary) 15%, transparent);
    background: #fff;
}

/* ---------- Select ---------- */
.abng-select {
    width: 100%;
    padding: 12px 36px 12px 14px;
    font-size: 14px;
    border: 2px solid #e2e8f0;
    border-radius: var(--abng-radius-sm);
    outline: none;
    background: #f8fafc url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    color: #1e293b;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.abng-select:focus {
    border-color: var(--abng-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--abng-primary) 15%, transparent);
    background-color: #fff;
}

/* ---------- Button ---------- */
.abng-button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 15px 24px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: var(--abng-primary);
    border: none;
    border-radius: var(--abng-radius-sm);
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
    white-space: nowrap;
    margin-top: 4px;
}

.abng-button:hover {
    background: var(--abng-primary-hover);
    box-shadow: 0 4px 14px color-mix(in srgb, var(--abng-primary) 35%, transparent);
}

.abng-button:active {
    transform: scale(0.98);
}

.abng-button.abng-loading .abng-button-text {
    visibility: hidden;
}

.abng-button.abng-loading .abng-spinner {
    display: block;
}

.abng-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ---------- Spinner ---------- */
.abng-spinner {
    display: none;
    position: absolute;
    width: 22px;
    height: 22px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: abng-spin 0.6s linear infinite;
}

@keyframes abng-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- Error ---------- */
.abng-error {
    margin-top: 16px;
    padding: 14px 18px;
    font-size: 14px;
    color: #991b1b;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--abng-radius-sm);
    line-height: 1.5;
}

/* ---------- Results ---------- */
.abng-results {
    margin-top: 24px;
    animation: abng-fadeIn 0.4s ease;
}

.abng-results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.abng-results-heading {
    font-size: 1.15em;
    font-weight: 600;
    margin: 0;
    color: #1e293b;
}

/* ---------- Copy All Button ---------- */
.abng-copy-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--abng-primary);
    background: var(--abng-primary-light);
    border: 1px solid color-mix(in srgb, var(--abng-primary) 25%, transparent);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.abng-copy-all-btn:hover {
    background: color-mix(in srgb, var(--abng-primary) 18%, #fff);
    border-color: color-mix(in srgb, var(--abng-primary) 40%, transparent);
}

.abng-copy-all-btn.abng-copied {
    color: #16a34a;
    background: #f0fdf4;
    border-color: #bbf7d0;
}

/* ---------- Results List ---------- */
.abng-results-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.abng-results-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px 14px 20px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-left: 4px solid var(--abng-primary);
    border-radius: var(--abng-radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: #334155;
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

.abng-results-list li:hover {
    background: #fff;
    box-shadow: var(--abng-shadow);
}

.abng-name-text {
    flex: 1;
    min-width: 0;
}

/* ---------- Copy Single Button ---------- */
.abng-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    color: #64748b;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    white-space: nowrap;
}

.abng-copy-btn:hover {
    color: var(--abng-primary);
    border-color: color-mix(in srgb, var(--abng-primary) 40%, transparent);
    background: var(--abng-primary-light);
}

.abng-copy-btn.abng-copied {
    color: #16a34a;
    border-color: #bbf7d0;
    background: #f0fdf4;
}

.abng-copy-btn svg {
    flex-shrink: 0;
}

/* ---------- Animations ---------- */
@keyframes abng-fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 540px) {
    .abng-form {
        padding: 20px;
    }

    .abng-options-row {
        flex-direction: column;
        gap: 14px;
    }

    .abng-results-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .abng-results-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .abng-copy-btn {
        align-self: flex-end;
    }
}