/* =========================================================================
   BAC Deals Testing Tool — Bank of America theme
   Blue #012169 · Red #E31837 · White · Black text · Roboto
   ========================================================================= */

:root {
    --bac-blue: #012169;
    --bac-blue-dark: #001847;
    --bac-blue-light: #1a3a8a;
    --bac-red: #E31837;
    --bac-red-dark: #b81226;
    --white: #ffffff;
    --black: #000000;
    --text-color: #1a1a1a;
    --text-light: #5a6472;
    --bg-color: #f4f6fa;
    --card-bg: #ffffff;
    --border-color: #d6dbe5;
    --input-bg: #ffffff;
    --success: #1c8c4a;
    --shadow-sm: 0 1px 3px rgba(1, 33, 105, 0.08);
    --shadow-md: 0 4px 16px rgba(1, 33, 105, 0.12);
    --radius: 8px;
    --transition: all 0.18s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Accessibility helpers ---------------------------------------------------- */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--bac-blue);
    color: var(--white);
    padding: 10px 16px;
    z-index: 1000;
    border-radius: 0 0 var(--radius) 0;
}

.skip-link:focus {
    left: 0;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.hidden {
    display: none !important;
}

/* Header ------------------------------------------------------------------ */
.app-header {
    background: linear-gradient(135deg, var(--bac-blue) 0%, var(--bac-blue-dark) 100%);
    color: var(--white);
    border-bottom: 4px solid var(--bac-red);
}

.app-header-inner {
    max-width: 880px;
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: relative;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-logo {
    width: 200px;
    /* max display width on desktop */
    max-width: 100%;
    height: auto;
    display: block;
}

.brand-text h1 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.brand-text p {
    font-size: 0.82rem;
    font-weight: 400;
    opacity: 0.85;
}

.env-pill {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.env-pill.production {
    background: var(--bac-red);
    border-color: var(--bac-red);
}

/* Desktop only: keep the brand text horizontally centered in the header,
   between the logo (pinned left) and the environment pill (pinned right),
   regardless of their widths. On mobile (<=600px) it stays in normal flow. */
@media (min-width: 601px) {
    .brand-text {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        white-space: nowrap;
    }
}

/* Layout ------------------------------------------------------------------ */
.container {
    max-width: 880px;
    margin: 0 auto;
    padding: 28px 24px 60px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    margin-bottom: 24px;
}

.card h2 {
    color: var(--bac-blue);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.card h3 {
    color: var(--bac-blue);
    font-size: 1.05rem;
    font-weight: 700;
}

.card-subtitle {
    color: var(--text-light);
    font-size: 0.92rem;
    margin-bottom: 22px;
}

code {
    background: #eef1f7;
    color: var(--bac-blue);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 0.85em;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
}

/* Environment toggle ------------------------------------------------------ */
.environment-toggle {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 18px 22px;
    margin-bottom: 22px;
    text-align: center;
}

.toggle-label {
    display: block;
    font-weight: 700;
    color: var(--bac-blue);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.toggle-options {
    display: inline-flex;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 4px;
    gap: 4px;
}

.toggle-option {
    cursor: pointer;
    position: relative;
}

.toggle-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle-option span {
    display: block;
    padding: 8px 26px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    color: var(--text-light);
    transition: var(--transition);
}

.toggle-option input:checked+span {
    background: var(--bac-blue);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.toggle-option input:focus-visible+span {
    outline: 3px solid var(--bac-red);
    outline-offset: 2px;
}

.toggle-selected-label {
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Tabs -------------------------------------------------------------------- */
.tabs-container {
    display: flex;
    gap: 6px;
    margin-bottom: 22px;
    border-bottom: 2px solid var(--border-color);
}

.tab-button {
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    padding: 12px 20px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-light);
    cursor: pointer;
    margin-bottom: -2px;
    transition: var(--transition);
}

.tab-button:hover {
    color: var(--bac-blue);
}

.tab-button.active {
    color: var(--bac-blue);
    font-weight: 700;
    border-bottom-color: var(--bac-red);
}

.tab-button:focus-visible {
    outline: 3px solid var(--bac-red);
    outline-offset: 2px;
    border-radius: 4px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.2s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Forms ------------------------------------------------------------------- */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-color);
    margin-bottom: 6px;
}

.req {
    color: var(--bac-red);
}

.text-input,
.select-input,
.property-input {
    width: 100%;
    padding: 11px 13px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--input-bg);
    color: var(--text-color);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.text-input:focus,
.select-input:focus,
.property-input:focus {
    outline: none;
    border-color: var(--bac-blue);
    box-shadow: 0 0 0 3px rgba(1, 33, 105, 0.12);
}

.help-text {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 6px;
}

.inline-check {
    display: flex !important;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    font-weight: 400 !important;
    font-size: 0.88rem !important;
    cursor: pointer;
}

.inline-check input {
    width: 16px;
    height: 16px;
    accent-color: var(--bac-blue);
}

/* Buttons ----------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.btn:focus-visible {
    outline: 3px solid var(--bac-red);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--bac-blue);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--bac-blue-light);
}

.btn-secondary {
    background: var(--white);
    color: var(--bac-blue);
    border: 1px solid var(--bac-blue);
}

.btn-secondary:hover {
    background: #eef1f7;
}

.btn-danger {
    background: var(--white);
    color: var(--bac-red);
    border: 1px solid var(--bac-red);
}

.btn-danger:hover {
    background: var(--bac-red);
    color: var(--white);
}

.btn-large {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
}

.btn-small {
    padding: 7px 14px;
    font-size: 0.82rem;
}

.btn:disabled,
.btn.btn-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Loading ----------------------------------------------------------------- */
.loading-state {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.loading-spinner {
    width: 36px;
    height: 36px;
    border: 4px solid rgba(1, 33, 105, 0.15);
    border-top-color: var(--bac-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-spinner.small {
    width: 20px;
    height: 20px;
    border-width: 3px;
}

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

/* Results ----------------------------------------------------------------- */
.results-section {
    border-top: 4px solid var(--bac-red);
}

.result-meta {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 18px;
    overflow-wrap: anywhere;
    /* wrap long user_id_external values */
}

.result-meta strong {
    color: var(--bac-blue);
}

.response-properties {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 22px;
}

.property-group label {
    display: block;
    font-weight: 500;
    font-size: 0.82rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.input-with-copy {
    display: flex;
    gap: 8px;
}

.property-input {
    flex: 1;
    background: #f8f9fc;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85rem;
}

.copy-btn {
    flex-shrink: 0;
    width: 44px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.copy-btn:hover {
    background: var(--bac-blue);
    border-color: var(--bac-blue);
}

.copy-btn:hover .copy-icon {
    fill: var(--white);
}

.copy-btn:focus-visible {
    outline: 3px solid var(--bac-red);
    outline-offset: 2px;
}

.copy-icon {
    width: 18px;
    height: 18px;
    fill: var(--bac-blue);
    transition: var(--transition);
}

.action-buttons {
    margin-bottom: 18px;
}

.external-link-icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.raw-response-details {
    border-top: 1px solid var(--border-color);
    padding-top: 14px;
}

.raw-response-details summary {
    cursor: pointer;
    font-weight: 500;
    font-size: 0.88rem;
    color: var(--bac-blue);
    padding: 4px 0;
}

.response-data {
    background: var(--bac-blue-dark);
    color: #cfe0ff;
    padding: 16px;
    border-radius: var(--radius);
    margin-top: 12px;
    overflow-x: auto;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.8rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}

/* Error ------------------------------------------------------------------- */
.error-section {
    border-top: 4px solid var(--bac-red);
}

.error-section h2 {
    color: var(--bac-red);
}

.error-message {
    background: #fdecef;
    border: 1px solid var(--bac-red);
    color: var(--bac-red-dark);
    padding: 14px 16px;
    border-radius: var(--radius);
    font-size: 0.92rem;
    margin-bottom: 14px;
}

/* Manage users ------------------------------------------------------------ */
.add-user-form .btn {
    width: 100%;
}

.inline-feedback {
    margin-top: 12px;
    font-size: 0.88rem;
    min-height: 1.2em;
}

.inline-feedback.success {
    color: var(--success);
}

.inline-feedback.error {
    color: var(--bac-red);
}

.list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.users-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.user-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: #f8f9fc;
    transition: var(--transition);
}

.user-item:hover {
    border-color: var(--bac-blue);
    box-shadow: var(--shadow-sm);
}

.user-item-info {
    flex: 1;
    min-width: 0;
}

.user-item-label {
    font-weight: 700;
    color: var(--bac-blue);
    font-size: 0.95rem;
}

.user-item-id {
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.78rem;
    color: var(--text-light);
    word-break: break-all;
    margin-top: 2px;
}

.user-item-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.empty-state {
    text-align: center;
    color: var(--text-light);
    padding: 24px;
    font-size: 0.92rem;
}

/* Footer ------------------------------------------------------------------ */
.app-footer {
    text-align: center;
    color: var(--text-light);
    font-size: 0.78rem;
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.footer-logo {
    display: block;
    width: 150px;
    /* max display width */
    max-width: 100%;
    height: auto;
    margin: 14px auto 0;
    /* centered, below the disclaimer */
}

/* Toast ------------------------------------------------------------------- */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bac-blue);
    color: var(--white);
    padding: 12px 22px;
    border-radius: 999px;
    box-shadow: var(--shadow-md);
    font-size: 0.9rem;
    font-weight: 500;
    z-index: 2000;
    animation: toastIn 0.2s ease;
}

.toast.error {
    background: var(--bac-red);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translate(-50%, 10px);
    }

    to {
        opacity: 1;
        transform: translateX(-50%);
    }
}

/* Responsive -------------------------------------------------------------- */
@media (max-width: 600px) {
    .app-header-inner {
        flex-direction: column;
        align-items: center;
    }

    .brand {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .brand-text h1 {
        text-align: center;
    }

    .brand-text p {
        text-align: center;
    }

    .brand-logo {
        width: 150px;
    }

    .card {
        padding: 20px;
    }

    .user-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .user-item-actions {
        width: 100%;
    }

    .user-item-actions .btn {
        flex: 1;
    }
}