/* Modern, Clean Design - Inspired by top SaaS products */

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --bg-light: #f8fafc;
    --border-color: #e2e8f0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary) !important;
    letter-spacing: -0.02em;
}

.navbar-brand i {
    color: var(--primary-color);
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--text-primary) !important;
}

/* Hero Section */
.hero-section {
    padding: 120px 0 80px;
    background: linear-gradient(180deg, #ffffff 0%, var(--bg-light) 100%);
    text-align: center;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-section .lead {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

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

/* Buttons */
.btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
    color: white;
}

.btn-outline-dark {
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    background: white;
}

.btn-outline-dark:hover {
    background: var(--text-primary);
    border-color: var(--text-primary);
    color: white;
    transform: translateY(-1px);
}

/* Trust Badge */
.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

.trust-badge i {
    color: #10b981;
}

/* Preview Image */
.hero-preview {
    margin-top: 4rem;
    position: relative;
}

.hero-preview img {
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
}

/* Features Grid */
.features-section {
    padding: 80px 0;
    background: white;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 12px;
    background: white;
    border: 1px solid var(--border-color);
    height: 100%;
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    color: white;
}

.feature-card h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Services Section */
.services-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.service-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    margin: 0.25rem;
}

.service-badge i {
    color: #10b981;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    text-align: center;
    background: var(--text-primary);
    color: white;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-section p {
    opacity: 0.9;
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-section .btn-primary {
    background: white;
    color: var(--text-primary);
}

.cta-section .btn-primary:hover {
    background: var(--bg-light);
}

/* Footer */
footer {
    background: white;
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: auto;
}

footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

footer a:hover {
    color: var(--text-primary);
}

/* Pricing Page */
.pricing-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.pricing-card {
    background: white;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-header {
    padding: 2.5rem 2rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.pricing-amount {
    margin-bottom: 1rem;
}

.pricing-amount .price {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.pricing-amount .period {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.pricing-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.pricing-features {
    padding: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.feature-item i {
    color: #10b981;
    font-size: 1.125rem;
}

.pricing-cta {
    padding: 0 2rem 2.5rem;
}

.pricing-cta .btn {
    width: 100%;
    margin-bottom: 1rem;
}

.pricing-note {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Auth Pages (Signup/Login) */
.auth-section {
    padding: 80px 0;
    background: var(--bg-light);
    min-height: 70vh;
}

.auth-card {
    background: white;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    padding: 2.5rem;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.auth-form {
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control::placeholder {
    color: #94a3b8;
}

.auth-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Dashboard */
.dashboard-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.2s;
}

.stat-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.06);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    background: var(--bg-light);
    color: var(--text-secondary);
}

.status-badge.status-active {
    background: #d1fae5;
    color: #065f46;
}

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

.status-badge.status-inactive {
    background: #fee2e2;
    color: #991b1b;
}

.info-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.info-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.info-card-header h5 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-card-body {
    padding: 1.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.info-item {
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.info-item:last-child {
    margin-bottom: 0;
}

.alert-card {
    display: flex;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.alert-card i {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.alert-card.alert-warning {
    background: #fffbeb;
    border-color: #fde68a;
}

.alert-card.alert-warning i {
    color: #d97706;
}

.alert-card h5 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.alert-card p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.alerts-table {
    width: 100%;
    border-collapse: collapse;
}

.alerts-table thead {
    background: var(--bg-light);
}

.alerts-table th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.alerts-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-primary);
}

.alerts-table tbody tr:hover {
    background: var(--bg-light);
}

.platform-badge {
    display: inline-flex;
    padding: 0.25rem 0.625rem;
    background: var(--bg-light);
    color: var(--primary-color);
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-state i {
    font-size: 3rem;
    color: #10b981;
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

    .hero-section .lead {
        font-size: 1.125rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

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

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

    .alerts-table {
        font-size: 0.875rem;
    }

    .alerts-table th,
    .alerts-table td {
        padding: 0.5rem;
    }
}