@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

:root {
    --color-bg: #0a0a0f;
    --color-surface: #12121a;
    --color-surface-2: #1a1a26;
    --color-border: rgba(255, 255, 255, 0.06);
    --color-text: #e4e4e7;
    --color-text-muted: #8b8b97;
    --color-text-dim: #5a5a66;
    --color-accent: #3b82f6;
    --color-accent-hover: #60a5fa;
    --color-accent-subtle: rgba(59, 130, 246, 0.08);
    --color-accent-glow: rgba(59, 130, 246, 0.15);
    --color-success: #22c55e;
    --color-success-subtle: rgba(34, 197, 94, 0.08);
    --color-warning: #f59e0b;
    --color-warning-subtle: rgba(245, 158, 11, 0.08);
    --color-danger: #ef4444;
    --color-danger-subtle: rgba(239, 68, 68, 0.08);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 960px;
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    line-height: 1.6;
}

/* Top header */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 20;
}

.topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.brand-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), #818cf8);
    border-radius: 8px;
    color: white;
    font-size: 0.875rem;
}

.topbar-brand h1 {
    font-size: 1.125rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-accent), #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
}

.topbar-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

/* Sub-navigation */
.subnav {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    height: 44px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    z-index: 19;
}

.subnav-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 24px;
}

.subnav a {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all var(--transition);
}

.subnav a i {
    font-size: 0.75rem;
    opacity: 0.7;
}

.subnav a:hover {
    color: var(--color-text);
    background: var(--color-surface-2);
}

.subnav a.active {
    color: var(--color-accent);
    background: var(--color-accent-subtle);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    display: inline-block;
}

.status-dot.connected { background: var(--color-success); box-shadow: 0 0 8px rgba(34, 197, 94, 0.4); }
.status-dot.disconnected { background: var(--color-danger); }
.status-dot.pending { background: var(--color-warning); }

/* Main content */
main {
    padding-top: 100px; /* 56px header + 44px subnav */
    min-height: 100vh;
}

.page {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 32px 24px;
}

.page-header {
    margin-bottom: 32px;
}

.page-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 8px;
}

.page-header p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

/* Cards */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
    transition: all var(--transition);
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.card-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-subtle);
    border-radius: 10px;
    font-size: 1.125rem;
    color: var(--color-accent);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
}

.card-subtitle {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

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

/* Wizard / Steps */
.wizard {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.wizard-steps {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.wizard-step {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-dim);
    padding: 8px 16px;
    border-radius: 100px;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.wizard-step.active {
    color: var(--color-accent);
    background: var(--color-accent-subtle);
    border-color: rgba(59, 130, 246, 0.2);
}

.wizard-step.complete {
    color: var(--color-success);
    background: var(--color-success-subtle);
    border-color: rgba(34, 197, 94, 0.2);
}

.wizard-step .step-num {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.6875rem;
    font-weight: 700;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.wizard-step.active .step-num {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.wizard-step.complete .step-num {
    background: var(--color-success);
    border-color: var(--color-success);
    color: white;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px var(--color-accent-glow);
}

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

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.12);
}

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

.btn-danger:hover {
    background: var(--color-danger-subtle);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 0.9375rem;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font);
    font-size: 0.875rem;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-group input::placeholder {
    color: var(--color-text-dim);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 20px;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-dim);
    cursor: pointer;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
}

.tab:hover { color: var(--color-text-muted); }
.tab.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* QR Code */
.qr-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 32px;
}

.qr-container img {
    border-radius: var(--radius);
    background: white;
    padding: 16px;
}

.qr-status {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Pairing code */
.pairing-code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--color-accent);
    text-align: center;
    padding: 24px;
    background: var(--color-accent-subtle);
    border-radius: var(--radius);
    border: 1px solid rgba(59, 130, 246, 0.15);
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: var(--color-success-subtle);
    border: 1px solid rgba(34, 197, 94, 0.15);
    color: var(--color-success);
}

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

.alert-info {
    background: var(--color-accent-subtle);
    border: 1px solid rgba(59, 130, 246, 0.15);
    color: var(--color-accent);
}

/* Group list */
.group-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.group-item + .group-item {
    margin-top: 8px;
}

.group-item:hover {
    border-color: rgba(255, 255, 255, 0.1);
    background: var(--color-surface-2);
}

.group-item.selected {
    border-color: rgba(59, 130, 246, 0.3);
    background: var(--color-accent-subtle);
}

.group-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.group-jid {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    font-family: 'SF Mono', 'Fira Code', monospace;
    margin-top: 2px;
}

/* User / member cards */
.member-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.member-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--transition);
}

.member-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.member-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
}

.member-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-accent-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--color-accent);
    flex-shrink: 0;
}

.member-info {
    flex: 1;
}

.member-name {
    font-weight: 600;
    font-size: 1rem;
}

.member-detail {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.member-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.member-badge.owner {
    background: var(--color-accent-subtle);
    color: var(--color-accent);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.member-badge.member {
    background: var(--color-surface-2);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

/* Integrations panel */
.member-integrations {
    border-top: 1px solid var(--color-border);
    padding: 16px 24px;
    background: rgba(0, 0, 0, 0.15);
}

.integrations-label {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}

.integration-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-text);
    transition: all var(--transition);
}

a.integration-item:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-subtle);
}

.integration-item.connected {
    border-color: rgba(34, 197, 94, 0.2);
}

.integration-icon {
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.integration-item.connected .integration-icon {
    color: var(--color-text);
}

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

.integration-name {
    font-weight: 600;
    font-size: 0.8125rem;
}

.integration-status {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    margin-top: 1px;
}

.integration-item.connected .integration-status {
    color: var(--color-success);
}

.integration-action {
    color: var(--color-accent);
    font-size: 0.875rem;
    flex-shrink: 0;
}

/* Status overview grid */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.status-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 20px;
}

.status-card .label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.status-card .value {
    font-size: 1.125rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--color-text-muted);
}

.empty-state .icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 0.875rem;
    margin-bottom: 20px;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(12px);
    animation: fadeIn 0.4s ease forwards;
}

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

.fade-in:nth-child(2) { animation-delay: 0.05s; }
.fade-in:nth-child(3) { animation-delay: 0.1s; }
.fade-in:nth-child(4) { animation-delay: 0.15s; }

/* Utilities */
.text-muted { color: var(--color-text-muted); }
.text-dim { color: var(--color-text-dim); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.gap-4 { gap: 16px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* Responsive */
@media (max-width: 768px) {
    .topbar-inner,
    .subnav-inner {
        padding: 0 16px;
    }

    .subnav-inner {
        overflow-x: auto;
        gap: 2px;
    }

    .subnav a {
        white-space: nowrap;
        padding: 8px 12px;
        font-size: 0.75rem;
    }

    .page { padding: 24px 16px; }

    .wizard-steps { flex-wrap: wrap; }
    .status-grid { grid-template-columns: 1fr; }
}