/* ═══════════════ DESIGN SYSTEM ═══════════════ */
:root {
    --bg-primary: #0a0e1a;
    --bg-card: rgba(15, 20, 40, 0.8);
    --bg-card-hover: rgba(20, 28, 55, 0.9);
    --bg-input: rgba(15, 20, 40, 0.6);
    --border: rgba(99, 102, 241, 0.15);
    --border-hover: rgba(99, 102, 241, 0.3);
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --accent2: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --text: #e2e8f0;
    --text-muted: #64748b;
    --text-dim: #475569;
    --radius: 16px;
    --radius-sm: 10px;
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
    z-index: 0;
    pointer-events: none;
    animation: bgShift 20s ease-in-out infinite alternate;
}

@keyframes bgShift {
    to {
        transform: translate(5%, 3%) scale(1.05);
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--text-dim);
    border-radius: 99px;
}

/* ═══════════════ LAYOUT ═══════════════ */
.container {
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
    padding: 24px 16px;
}

@media (min-width: 768px) {
    .container {
        padding: 40px 24px;
    }
}

/* ═══════════════ HEADER ═══════════════ */
.header {
    text-align: center;
    margin-bottom: 32px;
    animation: fadeInUp 0.6s ease-out;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #fff 0%, var(--accent) 50%, var(--accent2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.header p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 6px;
    font-weight: 500;
}

/* ═══════════════ TABS ═══════════════ */
.tabs {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 4px;
    margin-bottom: 24px;
    backdrop-filter: blur(20px);
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.tab-btn {
    flex: 1;
    padding: 12px 8px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text);
    background: rgba(99, 102, 241, 0.08);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}

/* ═══════════════ CARDS ═══════════════ */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    animation: fadeInUp 0.5s ease-out;
}

.card+.card {
    margin-top: 16px;
}

.card-title {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 16px;
}

/* ═══════════════ FORMS ═══════════════ */
label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
}

input,
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.875rem;
    outline: none;
    transition: all 0.25s ease;
    font-family: 'JetBrains Mono', monospace;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236366f1' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

select option {
    background: #1e1b4b;
    color: #fff;
}

textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.6;
}

.form-group {
    margin-bottom: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.form-hint {
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-top: 6px;
}

.inline-link {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s;
}

.inline-link:hover {
    color: var(--accent2);
}

/* ═══════════════ BUTTONS ═══════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 30px var(--accent-glow);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.25);
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.75rem;
    width: auto;
}

.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.spinner {
    animation: spin 0.8s linear infinite;
    display: none;
}

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

/* ═══════════════ WORKFLOW SELECTOR ═══════════════ */
.workflow-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

@media (min-width: 640px) {
    .workflow-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.wf-card {
    position: relative;
    padding: 14px 12px;
    background: var(--bg-input);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: center;
}

.wf-card:hover {
    border-color: var(--border-hover);
}

.wf-card.selected {
    border-color: var(--accent);
    background: rgba(99, 102, 241, 0.1);
}

.wf-card .wf-name {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--text);
}

.wf-card .wf-desc {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.wf-card .wf-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent);
    color: #fff;
    font-size: 0.55rem;
    font-weight: 800;
    padding: 2px 7px;
    border-radius: 99px;
    display: none;
}

.wf-card.selected .wf-badge {
    display: block;
}

/* ═══════════════ JOB STATUS ═══════════════ */
.job-tracker {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(139, 92, 246, 0.05));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    animation: fadeInUp 0.4s ease-out;
}

.job-id-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent);
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
    margin-bottom: 12px;
}

.progress-bar-wrap {
    height: 4px;
    background: rgba(99, 102, 241, 0.15);
    border-radius: 99px;
    overflow: hidden;
    margin: 12px 0;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    border-radius: 99px;
    transition: width 0.5s ease;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 99px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.status-pending {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.status-processing {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent);
}

.status-done {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.status-failed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.queue-info {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.queue-info strong {
    color: var(--text);
}

/* ═══════════════ BALANCE ═══════════════ */
.balance-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

@media (min-width: 640px) {
    .balance-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.balance-item {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
    transition: all 0.25s ease;
}

.balance-item:hover {
    border-color: var(--border-hover);
}

.balance-item .bal-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
}

.balance-item .bal-value {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text);
    margin-top: 4px;
}

/* Queue Stats */
.queue-grid {
    display: grid;
    gap: 10px;
    margin-top: 16px;
}

@media (min-width: 640px) {
    .queue-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.queue-item {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.queue-item .qi-name {
    font-size: 0.8rem;
    font-weight: 700;
}

.queue-item .qi-stats {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: right;
}

.queue-item .qi-stats span {
    display: block;
}

/* ═══════════════ API DOCS ═══════════════ */
.endpoint {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 12px;
    transition: all 0.25s ease;
}

.endpoint:hover {
    border-color: var(--border-hover);
}

.ep-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    cursor: pointer;
    gap: 10px;
}

.ep-header:hover {
    background: rgba(99, 102, 241, 0.04);
}

.ep-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.method-badge {
    font-size: 0.65rem;
    font-weight: 900;
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: 0.5px;
}

.method-get {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.method-post {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.method-delete {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.ep-path {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text);
}

.ep-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.ep-chevron {
    color: var(--text-dim);
    transition: transform 0.3s;
    font-size: 0.8rem;
}

.endpoint.open .ep-chevron {
    transform: rotate(180deg);
}

.ep-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.3s;
    opacity: 0;
}

.endpoint.open .ep-body {
    max-height: 3000px;
    opacity: 1;
}

.ep-content {
    padding: 0 18px 18px;
    border-top: 1px solid var(--border);
    padding-top: 16px;
}

.code-block {
    background: #0c0f1a;
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin: 10px 0;
}

.code-block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 14px;
    background: rgba(99, 102, 241, 0.06);
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-dim);
}

.code-block pre {
    padding: 14px;
    margin: 0;
    overflow-x: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    line-height: 1.6;
    color: #a5b4fc;
}

.code-block pre .str {
    color: #34d399;
}

.code-block pre .key {
    color: #fbbf24;
}

/* Resp Tabs */
.resp-tabs {
    display: flex;
    gap: 4px;
    margin: 10px 0 6px;
    flex-wrap: wrap;
}

.resp-tab {
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.65rem;
    font-weight: 700;
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

/* ═══════════════ FEEDBACK ═══════════════ */
.feedback {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    animation: fadeInUp 0.3s ease-out;
    margin-top: 12px;
}

.feedback-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.feedback-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.feedback-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.feedback-info {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--accent);
}

/* ═══════════════ ANIMATION ═══════════════ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

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

.hidden {
    display: none !important;
}

.tab-content {
    animation: fadeInUp 0.4s ease-out;
}

/* ═══════════════ FOOTER ═══════════════ */
.footer {
    text-align: center;
    padding: 24px 0 8px;
    font-size: 0.7rem;
    color: var(--text-dim);
}