/* Public landing page — extends app.css design tokens */

.landing-page {
    background: var(--color-surface);
    color: var(--color-text);
}

.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow var(--transition);
}

.landing-nav.is-scrolled {
    box-shadow: var(--shadow-md);
}

.landing-nav-inner {
    max-width: 80rem;
    margin: 0 auto;
    padding: 0.875rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

@media (min-width: 768px) {
    .landing-nav-inner {
        padding: 1rem 2rem;
    }
}

.landing-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    min-width: 0;
}

.landing-logo-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.landing-logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.landing-nav-links {
    display: none;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .landing-nav-links {
        display: flex;
    }
}

.landing-nav-links a {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition);
}

.landing-nav-links a:hover {
    color: var(--color-primary);
}

.landing-nav-actions {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

@media (min-width: 768px) {
    .landing-nav-actions {
        display: flex;
    }
}

.landing-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.landing-btn:hover {
    transform: translateY(-1px);
}

.landing-btn-primary {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.landing-btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.landing-btn-outline:hover {
    background: rgba(99, 102, 241, 0.06);
}

.landing-btn-ghost {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.35);
}

.landing-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    border-radius: var(--radius-lg);
    background: var(--color-text);
    color: #fff;
    cursor: pointer;
}

@media (min-width: 768px) {
    .landing-menu-btn {
        display: none;
    }
}

.landing-overlay {
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.landing-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

.landing-mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 70;
    width: min(20rem, 88vw);
    height: 100dvh;
    background: var(--color-surface);
    padding: 1rem;
    transform: translateX(100%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
}

.landing-mobile-drawer.is-open {
    transform: translateX(0);
}

.landing-mobile-drawer a {
    display: block;
    padding: 0.75rem 0.875rem;
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    font-weight: 500;
    text-decoration: none;
}

.landing-mobile-drawer a:hover {
    background: var(--color-surface-muted);
    color: var(--color-primary);
}

body.landing-menu-open {
    overflow: hidden;
}

/* Hero */
.landing-hero {
    position: relative;
    padding: 7rem 1rem 4rem;
    overflow: hidden;
}

@media (min-width: 768px) {
    .landing-hero {
        padding: 9rem 2rem 6rem;
    }
}

.landing-hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.14), transparent 42%),
        radial-gradient(circle at 85% 10%, rgba(168, 85, 247, 0.12), transparent 38%),
        linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.landing-hero-inner {
    position: relative;
    max-width: 56rem;
    margin: 0 auto;
    text-align: center;
}

.landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    border-radius: 9999px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.landing-hero h1 {
    font-size: clamp(2rem, 5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.25rem;
}

.landing-hero h1 .text-gradient {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.landing-hero-lead {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--color-text-muted);
    max-width: 42rem;
    margin: 0 auto 2rem;
    line-height: 1.6;
}

.landing-hero-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: stretch;
    justify-content: center;
    margin-bottom: 2rem;
}

@media (min-width: 640px) {
    .landing-hero-actions {
        flex-direction: row;
        align-items: center;
    }
}

.landing-hero-actions .landing-btn {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
}

.landing-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
    .landing-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

.landing-stat-value {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--color-primary);
}

.landing-stat-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* Sections */
.landing-section {
    padding: 4rem 1rem;
}

@media (min-width: 768px) {
    .landing-section {
        padding: 5rem 2rem;
    }
}

.landing-section-muted {
    background: var(--color-bg);
}

.landing-container {
    max-width: 80rem;
    margin: 0 auto;
}

.landing-section-head {
    text-align: center;
    max-width: 42rem;
    margin: 0 auto 3rem;
}

.landing-section-head h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.landing-section-head p {
    color: var(--color-text-muted);
    font-size: 1.0625rem;
    line-height: 1.6;
}

/* Feature cards */
.landing-grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .landing-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .landing-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.landing-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.landing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.landing-card-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: #fff;
    font-size: 1.25rem;
}

.landing-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.landing-card p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.landing-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}

.landing-tag {
    padding: 0.25rem 0.625rem;
    border-radius: 9999px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Pricing */
.landing-pricing-toggle {
    display: flex;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.landing-pricing-toggle-inner {
    display: inline-flex;
    background: var(--color-bg);
    border-radius: 9999px;
    padding: 0.25rem;
    border: 1px solid var(--color-border);
}

.landing-pricing-toggle button {
    border: none;
    background: transparent;
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    cursor: pointer;
}

.landing-pricing-toggle button.is-active {
    background: var(--color-surface);
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}

.landing-pricing-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
    margin: 0 -1rem;
    padding-left: 1rem;
    padding-right: 1rem;
}

.landing-pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    min-width: 0;
}

@media (min-width: 640px) {
    .landing-pricing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1280px) {
    .landing-pricing-scroll {
        overflow: visible;
        margin: 0;
        padding: 0;
    }

    .landing-pricing-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }
}

.landing-price-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    min-width: 0;
}

.landing-price-card.is-popular {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

@media (max-width: 1279px) {
    .landing-price-card.is-popular {
        transform: none;
    }
}

.landing-price-card-body {
    padding: 1.5rem;
}

.landing-price-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.landing-price-card .price {
    font-size: 2rem;
    font-weight: 800;
    margin: 0.75rem 0 1rem;
}

.landing-price-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}

.landing-price-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-secondary);
}

.landing-price-features li.is-disabled {
    color: var(--color-text-muted);
    opacity: 0.7;
}

/* FAQ */
.landing-faq-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 0.75rem;
}

.landing-faq-question {
    width: 100%;
    text-align: left;
    padding: 1.125rem 1.25rem;
    background: transparent;
    border: none;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.landing-faq-answer {
    display: none;
    padding: 0 1.25rem 1.125rem;
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.landing-faq-item.is-open .landing-faq-answer {
    display: block;
}

.landing-faq-item.is-open .landing-faq-chevron {
    transform: rotate(180deg);
}

.landing-faq-chevron {
    transition: transform var(--transition);
    color: var(--color-text-muted);
}

/* CTA + Footer */
.landing-cta {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    color: #fff;
    text-align: center;
}

.landing-cta h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.landing-cta p {
    opacity: 0.92;
    max-width: 36rem;
    margin: 0 auto 1.5rem;
}

.landing-footer {
    background: linear-gradient(180deg, #1e1b4b 0%, #0f172a 55%, #020617 100%);
    color: #e2e8f0;
    padding: 3rem 1rem 2rem;
}

.landing-footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 80rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .landing-footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.landing-footer a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.875rem;
}

.landing-footer a:hover {
    color: #fff;
}

.landing-footer-copy {
    max-width: 80rem;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    font-size: 0.8125rem;
    color: #64748b;
}

.gradient-secondary {
    background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
}

.hidden {
    display: none !important;
}