/* Klaviyo Cost Optimizer - Styles */

:root {
    --primary: #1a1a2e;
    --primary-light: #16213e;
    --accent: #0f3460;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --text: #1e293b;
    --text-secondary: #64748b;
    --border: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background: var(--primary);
    color: white;
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-lg);
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
}

.nav-logo {
    width: 24px;
    height: 24px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.875rem;
}

.nav-links a:hover {
    color: white;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.account-name {
    color: #94a3b8;
    font-size: 0.875rem;
}

/* Main Content */
.main-content {
    flex: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-icon svg {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2rem;
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
}

.stat-desc {
    font-size: 0.8rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #cbd5e1;
    font-size: 0.9rem;
}

.feature svg {
    width: 20px;
    height: 20px;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.15s;
}

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

.btn-primary:hover {
    background: #2563eb;
}

.btn-secondary {
    background: #e2e8f0;
    color: var(--text);
}

.btn-secondary:hover {
    background: #cbd5e1;
}

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

.btn-outline:hover {
    background: #f1f5f9;
}

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

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-icon {
    width: 18px;
    height: 18px;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.card h2 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 1.75rem;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
}

.header-meta {
    text-align: right;
}

.team-info {
    margin-bottom: 0.25rem;
}

.team-info .label {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.team-info .value {
    font-weight: 600;
    font-size: 0.9rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stats-secondary {
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
}

.stat-card.stat-small {
    padding: 1rem;
}

.stat-card.stat-warning {
    border-left: 3px solid var(--accent-yellow);
}

.stat-card.stat-info {
    border-left: 3px solid var(--accent-blue);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text);
}

.stat-small .stat-value {
    font-size: 1.5rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
}

/* Savings */
.savings-highlight {
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    border: 1px solid #bbf7d0;
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.savings-banner {
    background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
    border: 1px solid #bbf7d0;
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.savings-banner .savings-content {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.savings-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent-green);
}

.savings-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
}

.savings-amount {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
}

.savings-green {
    color: var(--accent-green);
}

.savings-arrow svg {
    color: var(--accent-green);
}

.savings-optimized {
    color: var(--accent-green);
}

.savings-annual .savings-amount {
    font-size: 1.25rem;
}

.savings-badge {
    margin-left: auto;
}

.tier-comparison {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
    font-size: 0.9rem;
}

.tier-current {
    color: var(--text-secondary);
}

.tier-optimized {
    color: var(--accent-green);
    font-weight: 600;
}

.savings-cell {
    color: var(--accent-green);
    font-weight: 600;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

.data-table th {
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.data-table tbody tr:hover {
    background: #f8fafc;
}

.pricing-table-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-demo {
    background: #fef3c7;
    color: #92400e;
}

.badge-type {
    background: #e0e7ff;
    color: #3730a3;
}

.badge-risk-high {
    background: #fef2f2;
    color: #991b1b;
}

.badge-risk-medium {
    background: #fffbeb;
    color: #92400e;
}

.badge-risk-low {
    background: #f0fdf4;
    color: #166534;
}

/* Findings */
.findings-section {
    margin-top: 2rem;
}

.findings-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.finding-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

.finding-card.finding-high {
    border-left: 4px solid var(--accent-red);
}

.finding-card.finding-medium {
    border-left: 4px solid var(--accent-yellow);
}

.finding-card.finding-low {
    border-left: 4px solid var(--accent-green);
}

.finding-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.finding-title-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.finding-title-row h3 {
    font-size: 1rem;
    margin: 0;
}

.finding-savings .savings-amount {
    font-size: 1.25rem;
    color: var(--accent-green);
}

.finding-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.finding-meta {
    margin-bottom: 0.75rem;
}

.affected-count {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: #f1f5f9;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.finding-recommendation {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
}

.finding-details {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.detail-list {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.detail-tag {
    display: inline-block;
    background: #e2e8f0;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    margin: 0.15rem;
}

/* Analysis form */
.analysis-form {
    margin-top: 1rem;
}

/* Alerts */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.alert-info {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

.alert-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
}

.empty-icon svg {
    width: 48px;
    height: 48px;
    color: #94a3b8;
    margin-bottom: 1rem;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Success state */
.success-state {
    text-align: center;
    padding: 3rem 2rem;
}

.success-icon svg {
    width: 48px;
    height: 48px;
    color: var(--accent-green);
    margin-bottom: 1rem;
}

/* Connect page */
.connect-page {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 2rem auto;
}

.connect-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.connect-card h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.connect-info {
    margin: 1.5rem 0;
}

.connect-info h3 {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.connect-info ul {
    list-style: none;
    padding: 0;
}

.connect-info li {
    padding: 0.35rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.connect-info li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--accent-green);
    font-weight: 700;
}

.security-note {
    margin-top: 0.75rem;
    font-size: 0.8rem;
    color: var(--accent-green);
    font-weight: 600;
}

.demo-divider {
    text-align: center;
    margin: 1.25rem 0;
    position: relative;
}

.demo-divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
}

.demo-divider span {
    background: var(--card-bg);
    padding: 0 1rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.demo-note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
}

.connect-sidebar {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.connect-sidebar h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.setup-steps {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.setup-step {
    display: flex;
    gap: 1rem;
}

.step-num {
    width: 28px;
    height: 28px;
    background: var(--accent-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.setup-step strong {
    font-size: 0.9rem;
    display: block;
    margin-bottom: 0.25rem;
}

.setup-step p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.setup-step code {
    background: #f1f5f9;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.75rem;
}

/* Info sections (landing page) */
.info-section {
    margin: 3rem 0;
}

.info-section h2 {
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 1.5rem;
}

.step {
    text-align: center;
    padding: 1.5rem;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--accent-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.step h3 {
    margin-bottom: 0.5rem;
}

.step p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.analysis-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.analysis-type {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.analysis-type h4 {
    margin-bottom: 0.35rem;
    font-size: 0.95rem;
}

.analysis-type p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background: var(--primary);
    color: #94a3b8;
    text-align: center;
    padding: 1.5rem;
    font-size: 0.8rem;
    margin-top: auto;
}

/* Timestamp */
.timestamp {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.75rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .hero-features {
        flex-direction: column;
        gap: 0.75rem;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .connect-page {
        grid-template-columns: 1fr;
    }

    .page-header {
        flex-direction: column;
        gap: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .savings-highlight {
        flex-direction: column;
        text-align: center;
    }

    .finding-header {
        flex-direction: column;
        gap: 0.5rem;
    }
}