/* ================================================================
   Best Online Encoder — Design System
   Dark mode, glassmorphism, vibrant accents
   ================================================================ */

/* ── CSS Custom Properties ── */
:root {
    /* Colors */
    --bg-primary: #0a0a1a;
    --bg-secondary: #111128;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.07);
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);

    --text-primary: #f0f0f5;
    --text-secondary: #9596b0;
    --text-muted: #5d5e7a;

    --accent-primary: #6366f1;
    --accent-secondary: #a855f7;
    --accent-gradient: linear-gradient(135deg, #6366f1, #a855f7);
    --accent-glow: rgba(99, 102, 241, 0.3);

    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.12);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.12);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.8125rem;
    --font-size-base: 0.9375rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* Borders */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-full: 50%;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ── Reset & Base ── */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-secondary);
}

/* ── Glass Effect ── */
.glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
}

/* ================================================================
   LOGIN PAGE
   ================================================================ */

.login-bg {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    overflow: hidden;
    position: relative;
}

.login-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
    animation: bgShift 15s ease-in-out infinite alternate;
}

@keyframes bgShift {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }

    100% {
        transform: translate(-5%, 3%) rotate(3deg);
    }
}

.login-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    animation: float 10s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) translateX(0);
        opacity: 0.2;
    }

    25% {
        transform: translateY(-30px) translateX(15px);
        opacity: 0.6;
    }

    50% {
        transform: translateY(-15px) translateX(-10px);
        opacity: 0.3;
    }

    75% {
        transform: translateY(-40px) translateX(5px);
        opacity: 0.5;
    }
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: var(--space-lg);
}

.login-card {
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
    animation: cardIn 0.6s ease-out;
}

@keyframes cardIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.97);
    }

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

.login-logo {
    margin-bottom: var(--space-xl);
}

.logo-icon {
    margin-bottom: var(--space-md);
    display: inline-block;
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {

    0%,
    100% {
        filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.4));
    }

    50% {
        filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.7));
    }
}

.login-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 400;
}

.login-error {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--error-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-sm);
    color: var(--error);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-lg);
    animation: shakeIn 0.4s ease;
}

@keyframes shakeIn {
    0% {
        transform: translateX(-10px);
        opacity: 0;
    }

    25% {
        transform: translateX(8px);
    }

    50% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(3px);
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    width: 100%;
    padding: 14px var(--space-lg);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.google-btn:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.google-btn:active {
    transform: translateY(0);
}

.login-footer {
    margin-top: var(--space-lg);
    color: var(--text-muted);
    font-size: var(--font-size-xs);
}

.login-footer strong {
    color: var(--text-secondary);
}

/* ================================================================
   DASHBOARD
   ================================================================ */

/* ── Top Navigation Bar ── */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-xl);
    border-radius: 0;
    border-top: none;
    border-left: none;
    border-right: none;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: rgba(10, 10, 26, 0.8);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.topbar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.topbar-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    border: 2px solid var(--glass-border);
}

.user-name {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.btn-logout {
    display: flex;
    align-items: center;
    padding: var(--space-sm);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.btn-logout:hover {
    color: var(--error);
    background: var(--error-bg);
}

/* ── Main Content ── */
.dashboard {
    max-width: 960px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg);
}

.section {
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

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

.section-header {
    margin-bottom: var(--space-md);
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.section-header h2 svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

/* ── Job Form ── */
.job-form {
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.label-hint {
    font-weight: 400;
    color: var(--text-muted);
    font-size: var(--font-size-xs);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    outline: none;
}

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

.form-group input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: rgba(255, 255, 255, 0.06);
}

.btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px var(--space-xl);
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(0);
}

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

/* ── Active Jobs ── */
.jobs-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.job-card {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

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

.job-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.job-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.job-card-status {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
}

.status-downloading {
    color: var(--info);
    background: var(--info-bg);
}

.status-encoding {
    color: var(--warning);
    background: var(--warning-bg);
}

.status-uploading {
    color: var(--accent-secondary);
    background: rgba(168, 85, 247, 0.12);
}

.status-queued {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.06);
}

/* Progress bar */
.progress-container {
    margin-bottom: var(--space-sm);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--accent-gradient);
    transition: width 0.5s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.progress-text {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

/* ── Job History ── */
.job-history {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.history-item {
    display: grid;
    grid-template-columns: 1fr auto auto auto;
    gap: var(--space-md);
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: all var(--transition-fast);
}

.history-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--glass-border);
}

.history-info {
    min-width: 0;
}

.history-filename {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-date {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: 2px;
}

.history-size {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-align: right;
    white-space: nowrap;
}

.size-reduction {
    color: var(--success);
    font-weight: 600;
}

.history-status {
    display: flex;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.badge-done {
    color: var(--success);
    background: var(--success-bg);
}

.badge-failed {
    color: var(--error);
    background: var(--error-bg);
}

.badge-queued {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.06);
}

.history-action {
    display: flex;
    align-items: center;
}

.btn-drive-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 500;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-drive-link:hover {
    background: var(--accent-glow);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

/* Empty state */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
    text-align: center;
}

.empty-state p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ── Toast Notifications ── */
.toast-container {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(16px);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    animation: toastIn 0.3s ease-out;
    pointer-events: auto;
    min-width: 300px;
    max-width: 450px;
}

.toast.toast-out {
    animation: toastOut 0.3s ease-in forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(20px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0) scale(1);
    }

    to {
        opacity: 0;
        transform: translateX(20px) scale(0.95);
    }
}

.toast-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.toast-success .toast-icon {
    color: var(--success);
}

.toast-error .toast-icon {
    color: var(--error);
}

.toast-info .toast-icon {
    color: var(--info);
}

.toast-content {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 2px;
}

.toast-message {
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
}

.toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--text-primary);
}

/* ── Spinner animation ── */
.spin {
    animation: spin 2s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .dashboard {
        padding: var(--space-md);
    }

    .topbar {
        padding: var(--space-sm) var(--space-md);
    }

    .user-name {
        display: none;
    }

    .history-item {
        grid-template-columns: 1fr auto;
        gap: var(--space-sm);
    }

    .history-size {
        display: none;
    }

    .toast-container {
        left: var(--space-md);
        right: var(--space-md);
        bottom: var(--space-md);
    }

    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .login-container {
        padding: var(--space-md);
    }

    .login-card {
        padding: var(--space-xl) var(--space-md);
    }

    .job-form {
        padding: var(--space-md);
    }
}

/* ================================================================
   FILE PICKER MODAL
   ================================================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal {
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    animation: modalIn 0.3s ease-out;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }

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

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.modal-header h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.modal-header h3 svg {
    color: var(--accent-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.modal-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-primary);
    cursor: pointer;
}

.file-count {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm) 0;
    max-height: 400px;
}

.modal-body::-webkit-scrollbar {
    width: 6px;
}

.modal-body::-webkit-scrollbar-track {
    background: transparent;
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.file-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-xl);
    transition: background var(--transition-fast);
    cursor: pointer;
}

.file-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.file-item.selected {
    background: rgba(99, 102, 241, 0.08);
}

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

.file-item-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-item-size {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: 2px;
}

.file-item-icon {
    flex-shrink: 0;
    color: var(--text-muted);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.selected-info {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.modal-footer .btn-primary {
    padding: 10px var(--space-lg);
    font-size: var(--font-size-sm);
}

/* Input hint below form field */
.input-hint {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    min-height: 0;
    transition: all var(--transition-fast);
}

.input-hint.detecting {
    color: var(--accent-primary);
}

.input-hint.folder-detected {
    color: var(--accent-secondary);
}

/* Loading spinner for modal */
.modal-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    gap: var(--space-md);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ── Nav Link ── */
.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

.nav-link:hover {
    color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
}

/* ── Settings Page ── */
.settings-section {
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.settings-section:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.settings-subtitle {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.settings-subtitle svg {
    color: var(--accent-primary);
}

.settings-description {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.settings-info-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) 0;
}

.settings-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.settings-value {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.settings-value.connected {
    color: var(--success);
}

.settings-value.disconnected {
    color: var(--error);
}