/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --color-bg: #f8fafc;
    --color-bg-card: #ffffff;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;
    --color-border: #e2e8f0;
    --color-border-hover: #cbd5e1;
    
    /* Accent colors */
    --color-blue: #2563eb;
    --color-blue-light: #dbeafe;
    --color-blue-dark: #1d4ed8;
    --color-green: #16a34a;
    --color-green-light: #dcfce7;
    --color-red: #dc2626;
    --color-red-light: #fee2e2;
    --color-purple: #9333ea;
    --color-purple-light: #f3e8ff;
    --color-orange: #ea580c;
    --color-orange-light: #ffedd5;
    --color-yellow: #ca8a04;
    --color-yellow-light: #fef9c3;
    --color-pink: #db2777;
    --color-pink-light: #fce7f3;
    --color-teal: #0d9488;
    --color-teal-light: #ccfbf1;
    --color-gray: #6b7280;
    --color-gray-light: #f3f4f6;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Typography */
    --font-sans: 'Outfit', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Borders & Shadows */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
}

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

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

body {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
}

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

a:hover {
    color: var(--color-blue-dark);
    text-decoration: underline;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ===== Layout ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

.title {
    font-size: 2.5rem;
    color: var(--color-blue);
    margin-bottom: var(--space-sm);
}

.subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
}

.lead {
    font-size: 1.25rem;
    color: var(--color-text-muted);
}

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

/* ===== Cards ===== */
.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-sm);
}

.card h2 {
    color: var(--color-blue);
    margin-bottom: var(--space-md);
}

.card p {
    margin-bottom: var(--space-md);
}

.card p:last-child {
    margin-bottom: 0;
}

.card-subtitle {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--space-lg) !important;
}

/* ===== Hero Section ===== */
.hero {
    text-align: center;
    padding: var(--space-2xl) 0;
}

.about-link {
    display: inline-block;
    margin-top: var(--space-lg);
    font-size: 0.875rem;
}

/* ===== Council Cards Grid ===== */
.councils-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.council-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.council-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
}

.council-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
}

.council-name {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.council-card[data-color="blue"] .council-name { color: var(--color-blue); }
.council-card[data-color="green"] .council-name { color: var(--color-green); }
.council-card[data-color="red"] .council-name { color: var(--color-red); }
.council-card[data-color="purple"] .council-name { color: var(--color-purple); }

.council-desc {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
    flex: 1;
}

.council-btn {
    width: 100%;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: white;
    transition: background var(--transition-fast);
}

.council-btn.blue { background: var(--color-blue); }
.council-btn.blue:hover { background: var(--color-blue-dark); }
.council-btn.green { background: var(--color-green); }
.council-btn.green:hover { background: #15803d; }
.council-btn.red { background: var(--color-red); }
.council-btn.red:hover { background: #b91c1c; }
.council-btn.purple { background: var(--color-purple); }
.council-btn.purple:hover { background: #7c3aed; }

/* ===== Footer ===== */
.footer {
    margin-top: auto;
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-gray-light);
    margin-left: calc(-1 * var(--space-lg));
    margin-right: calc(-1 * var(--space-lg));
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
}

.footer.compact {
    padding: var(--space-md) 0;
}

.support-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
}

.support-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.support-btn {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.support-btn.small {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
}

.support-btn.coffee {
    background: #ffdd00;
    color: var(--color-text);
}

.support-btn.coffee:hover {
    background: #e6c700;
    transform: translateY(-1px);
    text-decoration: none;
}

.support-btn.sponsor {
    background: var(--color-pink);
    color: white;
}

.support-btn.sponsor:hover {
    background: #be185d;
    transform: translateY(-1px);
    text-decoration: none;
}

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

@media (min-width: 768px) {
    .footer-info {
        flex-direction: row;
        justify-content: space-between;
    }
}

.credits {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-align: center;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
}

.footer-links .separator {
    color: var(--color-text-light);
}

.deploy-info {
    color: var(--color-text-muted);
}

/* ===== Back Button ===== */
.back-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.back-btn:hover {
    background: var(--color-gray-light);
    text-decoration: none;
}

/* ===== Page Header ===== */
.page-header {
    margin-bottom: var(--space-lg);
}

/* ===== About Page ===== */
.about-page .about-content {
    flex: 1;
}

.about-hero {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.about-hero h1 {
    color: var(--color-blue);
    margin-bottom: var(--space-md);
}

.councils-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.council-info {
    padding: var(--space-md);
}

.council-info h3 {
    margin-bottom: var(--space-sm);
}

.council-info.blue h3 { color: var(--color-blue); }
.council-info.green h3 { color: var(--color-green); }
.council-info.red h3 { color: var(--color-red); }
.council-info.purple h3 { color: var(--color-purple); }

.council-info p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.personas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.persona-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    background: var(--color-gray-light);
}

.persona-item strong {
    font-weight: 500;
}

.persona-item span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.persona-item.green strong { color: var(--color-green); }
.persona-item.orange strong { color: var(--color-orange); }
.persona-item.red strong { color: var(--color-red); }
.persona-item.blue strong { color: var(--color-blue); }
.persona-item.purple strong { color: var(--color-purple); }
.persona-item.pink strong { color: var(--color-pink); }
.persona-item.teal strong { color: var(--color-teal); }
.persona-item.yellow strong { color: var(--color-yellow); }

.how-to-list {
    list-style: none;
    counter-reset: step;
}

.how-to-list li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: var(--space-md);
}

.how-to-list li::before {
    content: counter(step);
    counter-increment: step;
    position: absolute;
    left: 0;
    width: 1.75rem;
    height: 1.75rem;
    background: var(--color-green);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
}

.credits-grid, .support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.credit-item, .support-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-fast);
}

.credit-item:hover, .support-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.credit-item.purple strong { color: var(--color-purple); }
.credit-item.blue strong { color: var(--color-blue); }

.credit-item span, .support-item span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.support-card {
    background: linear-gradient(135deg, var(--color-pink-light), var(--color-yellow-light));
    border-color: var(--color-pink);
    border-width: 2px;
}

.support-card h2 {
    color: var(--color-pink);
}

.support-item.coffee {
    background: var(--color-yellow-light);
    border-color: var(--color-yellow);
}

.support-item.coffee strong {
    color: #854d0e;
}

.support-item.sponsor {
    background: var(--color-pink-light);
    border-color: var(--color-pink);
}

.support-item.sponsor strong {
    color: var(--color-pink);
}

/* ===== Chat Page ===== */
.chat-page {
    padding-bottom: var(--space-md);
}

.chat-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.chat-title-section h1 {
    font-size: 1.25rem;
    color: var(--color-blue);
    margin-bottom: var(--space-xs);
}

.chat-title-section p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Persona Panel */
.persona-panel {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.panel-header:hover {
    background: var(--color-gray-light);
}

.panel-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.panel-header .chevron {
    transition: transform var(--transition-base);
}

.persona-panel.collapsed .panel-header .chevron {
    transform: rotate(180deg);
}

.panel-content {
    padding: 0 var(--space-lg) var(--space-lg);
    transition: max-height var(--transition-base);
    overflow: hidden;
}

.persona-panel.collapsed .panel-content {
    max-height: 0;
    padding-bottom: 0;
}

.personas-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.persona-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.persona-checkbox.selected {
    background: var(--color-blue-light);
    border-color: var(--color-blue);
}

.persona-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-blue);
}

.persona-checkbox .avatar {
    font-size: 1.25rem;
}

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

.persona-checkbox .name {
    font-weight: 500;
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.persona-checkbox .model {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.tip-box {
    background: var(--color-blue-light);
    border: 1px solid var(--color-blue);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    font-size: 0.875rem;
}

.tip-box strong {
    color: var(--color-blue-dark);
}

/* Chat Messages */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    margin-bottom: var(--space-lg);
    max-height: 50vh;
    padding-right: var(--space-sm);
}

.message {
    margin-bottom: var(--space-md);
    max-width: 95%;
}

.message.user {
    margin-left: auto;
}

.message-bubble {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    box-shadow: var(--shadow-sm);
}

.message.user .message-bubble {
    background: var(--color-blue-light);
}

/* Assistant message header */
.message-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm);
    margin: calc(-1 * var(--space-md));
    margin-bottom: var(--space-sm);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.message-header:hover {
    background: var(--color-gray-light);
}

.message-header-left {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.message-header .avatar {
    font-size: 1.25rem;
}

.message-header .badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    color: white;
}

.badge.blue { background: var(--color-blue); }
.badge.green { background: var(--color-green); }
.badge.red { background: var(--color-red); }
.badge.purple { background: var(--color-purple); }
.badge.orange { background: var(--color-orange); }
.badge.gray { background: var(--color-gray); }
.badge.pink { background: var(--color-pink); }
.badge.teal { background: var(--color-teal); }
.badge.yellow { background: var(--color-yellow); color: var(--color-text); }

.message-header .model-name {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.message-header-right {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    color: var(--color-text-light);
}

.message-header .chevron {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}

.message.collapsed .message-header .chevron {
    transform: rotate(180deg);
}

.message-content {
    font-size: 0.875rem;
    line-height: 1.7;
    transition: max-height var(--transition-base);
    overflow: hidden;
}

.message.collapsed .message-content {
    max-height: 0;
}

/* Backup notice */
.backup-notice {
    background: var(--color-yellow-light);
    border: 1px solid var(--color-yellow);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: 0.875rem;
    color: #854d0e;
}

/* Markdown styles */
.message-content p {
    margin-bottom: var(--space-sm);
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content ul, .message-content ol {
    margin-left: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.message-content li {
    margin-bottom: var(--space-xs);
}

.message-content strong {
    font-weight: 600;
}

.message-content code {
    background: var(--color-gray-light);
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.8em;
}

.message-content pre {
    background: var(--color-gray-light);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--space-sm);
}

.message-content pre code {
    background: none;
    padding: 0;
}

.message-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-sm);
}

.message-content th, .message-content td {
    border: 1px solid var(--color-border);
    padding: var(--space-sm);
    text-align: left;
}

.message-content th {
    background: var(--color-gray-light);
    font-weight: 600;
}

/* Chat Form */
.chat-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.chat-form textarea {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    min-height: 100px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.chat-form textarea:focus {
    outline: none;
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px var(--color-blue-light);
}

.chat-form textarea::placeholder {
    color: var(--color-text-light);
}

.submit-btn {
    background: var(--color-blue);
    color: white;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.submit-btn:hover:not(:disabled) {
    background: var(--color-blue-dark);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.submit-btn .btn-loading {
    display: none;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: inline;
}

/* ===== Custom Council Page ===== */
.custom-page .custom-content {
    flex: 1;
}

.custom-hero {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.custom-hero h1 {
    color: var(--color-blue);
    margin-bottom: var(--space-md);
}

.custom-hero .hint {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.selection-summary {
    padding: var(--space-md) var(--space-lg);
}

.summary-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.selection-count {
    font-size: 1rem;
}

.create-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-blue);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.create-btn:hover:not(:disabled) {
    background: var(--color-blue-dark);
}

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

.available-personas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

.persona-select-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.persona-select-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-2px);
}

.persona-select-card.selected {
    border-color: var(--color-blue);
    background: var(--color-blue-light);
}

.persona-select-card input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--color-blue);
}

.persona-select-card .avatar {
    font-size: 2rem;
}

.persona-select-card .details {
    flex: 1;
}

.persona-select-card .name-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xs);
}

.persona-select-card .name {
    font-weight: 600;
}

.persona-select-card .model-badge {
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
}

.persona-select-card .description {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.persona-select-card .check-icon {
    color: var(--color-blue);
    display: none;
}

.persona-select-card.selected .check-icon {
    display: block;
}

.persona-descriptions {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

.persona-desc-card {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.persona-desc-card .header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.persona-desc-card .avatar {
    font-size: 1.25rem;
}

.persona-desc-card .name {
    font-weight: 600;
}

.persona-desc-card .prompt {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ===== Toast Notifications ===== */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
    max-width: 350px;
}

.toast.error {
    border-color: var(--color-red);
    background: var(--color-red-light);
}

.toast.success {
    border-color: var(--color-green);
    background: var(--color-green-light);
}

.toast.warning {
    border-color: var(--color-yellow);
    background: var(--color-yellow-light);
}

.toast-title {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

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

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ===== Loading Spinner ===== */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-blue-light);
    border-top-color: var(--color-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .container {
        padding: var(--space-md);
    }
    
    .title {
        font-size: 2rem;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    .councils-grid {
        grid-template-columns: 1fr;
    }
    
    .chat-header {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .personas-list {
        grid-template-columns: 1fr;
    }
    
    .chat-messages {
        max-height: 40vh;
    }
}