.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(18px);
    background: rgba(246, 244, 241, 0.78);
    border-bottom: 1px solid rgba(72, 113, 159, 0.10);
}

.site-header-inner,
.site-footer-inner {
    width: min(1240px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 16px 0;
}

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text);
    text-decoration: none;
}

.site-brand-mark {
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(145deg, var(--primary), var(--accent));
    color: var(--text-on-dark);
    font-size: 1.35rem;
    font-weight: 800;
    box-shadow: var(--shadow-md);
}

.site-brand-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-brand-text strong {
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

.site-brand-text small {
    color: var(--text-soft);
    font-size: 0.78rem;
}

.site-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}

.site-nav a,
.site-nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

.site-nav a:hover,
.site-nav-cta:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.58);
    box-shadow: var(--shadow-sm);
}

.site-nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--text-on-dark) !important;
    box-shadow: var(--shadow-sm);
}

.site-main {
    flex: 1;
    padding: 28px 0 40px;
}

.marketing-page {
    width: min(1240px, calc(100% - 32px));
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.marketing-hero,
.marketing-section,
.marketing-final-cta {
    position: relative;
    overflow: hidden;
    border-radius: 28px;
    background: linear-gradient(165deg, rgba(255,255,255,0.85), rgba(255,255,255,0.60));
    border: 1px solid rgba(255,255,255,0.58);
    box-shadow: var(--shadow-lg);
}

.marketing-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    gap: 28px;
    padding: 42px;
}

.marketing-hero::before,
.marketing-section::before,
.marketing-final-cta::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(circle at top left, rgba(130, 208, 213, 0.16), transparent 28%), linear-gradient(145deg, rgba(255,255,255,0.16), transparent 38%);
}

.marketing-hero-copy,
.marketing-hero-panel,
.marketing-section-copy,
.marketing-card-grid,
.marketing-final-cta > * {
    position: relative;
    z-index: 1;
}

.marketing-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(72, 113, 159, 0.10);
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.marketing-hero h1,
.marketing-section h2,
.marketing-final-cta h2 {
    margin: 18px 0 14px;
    color: var(--surface-dark);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.marketing-hero h1 {
    font-size: clamp(2.6rem, 6vw, 4.8rem);
    max-width: 10ch;
}

.marketing-section h2,
.marketing-final-cta h2 {
    font-size: clamp(1.85rem, 4vw, 2.8rem);
}

.marketing-intro {
    margin: 0 0 10px;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--surface-dark);
    max-width: 58ch;
}

.marketing-supporting-copy,
.marketing-section p,
.marketing-final-cta p,
.marketing-card p,
.marketing-stat-card span,
.site-footer p {
    margin: 0;
    color: var(--text-soft);
    line-height: 1.7;
}

.marketing-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
}

.marketing-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 20px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.marketing-button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.marketing-button-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--text-on-dark);
}

.marketing-button-secondary {
    background: rgba(255,255,255,0.72);
    border: 1px solid rgba(72, 113, 159, 0.14);
    color: var(--surface-dark);
}

.marketing-hero-panel,
.marketing-card-grid {
    display: grid;
    gap: 16px;
}

.marketing-card-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.marketing-card {
    padding: 24px;
    border-radius: 22px;
    background: rgba(255,255,255,0.72);
    border: 1px solid rgba(72, 113, 159, 0.10);
    box-shadow: var(--shadow-sm);
}

.marketing-card-highlight {
    background: linear-gradient(165deg, rgba(255,255,255,0.92), rgba(255,255,255,0.72));
}

.marketing-card-kicker {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.marketing-card h2,
.marketing-card h3 {
    margin: 0 0 10px;
    color: var(--surface-dark);
    font-size: 1.25rem;
    letter-spacing: -0.03em;
}

.marketing-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.marketing-stat-card {
    padding: 24px;
    border-radius: 22px;
    background: rgba(53, 55, 71, 0.95);
    color: var(--text-on-dark);
    box-shadow: var(--shadow-lg);
}

.marketing-stat-card strong {
    display: block;
    margin-bottom: 8px;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    letter-spacing: -0.04em;
}

.marketing-stat-card span {
    color: rgba(244, 247, 251, 0.74);
}

.marketing-section {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 24px;
    padding: 34px;
}

.marketing-section-emphasized {
    background: linear-gradient(160deg, rgba(53, 55, 71, 0.97), rgba(72, 113, 159, 0.94));
    border-color: rgba(255,255,255,0.10);
}

.marketing-section-emphasized h2,
.marketing-section-emphasized p,
.marketing-section-emphasized li,
.marketing-section-emphasized .marketing-card h3,
.marketing-section-emphasized .marketing-card p,
.marketing-section-emphasized .marketing-card-kicker {
    color: var(--text-on-dark);
}

.marketing-section-emphasized .marketing-eyebrow {
    background: rgba(255,255,255,0.12);
    color: rgba(244, 247, 251, 0.92);
}

.marketing-section-emphasized .marketing-card {
    background: rgba(255,255,255,0.09);
    border-color: rgba(255,255,255,0.10);
}

.marketing-bullet-list {
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 12px;
}

.marketing-bullet-list li {
    position: relative;
    padding-left: 28px;
    color: var(--surface-dark);
    line-height: 1.6;
}

.marketing-bullet-list li::before {
    content: "";
    position: absolute;
    top: 10px;
    left: 0;
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 0 0 6px rgba(130, 208, 213, 0.14);
}

.marketing-final-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 34px;
    margin-bottom: 12px;
}

.site-footer {
    border-top: 1px solid rgba(72, 113, 159, 0.10);
    background: rgba(255,255,255,0.24);
}

.site-footer-inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    padding: 24px 0 34px;
}

.site-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 14px;
}

.site-footer-links a {
    color: var(--surface-dark);
    text-decoration: none;
    font-weight: 600;
}

.site-footer-links a:hover {
    color: var(--primary);
}

.showcase-access-page {
    width: min(100%, calc(100% - 32px));
    min-height: calc(100vh - 180px);
    margin: 0 auto;
    display: grid;
    place-items: center;
}

.showcase-access-card {
    width: min(100%, 360px);
    padding: 24px;
    border-radius: 24px;
    background: linear-gradient(165deg, rgba(255,255,255,0.92), rgba(255,255,255,0.82));
    border: 1px solid rgba(72, 113, 159, 0.12);
    box-shadow: var(--shadow-lg);
}

.showcase-access-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.showcase-access-input {
    min-height: 52px;
    padding: 0 16px;
    border-radius: 16px;
    border: 1px solid rgba(72, 113, 159, 0.14);
    background: rgba(255,255,255,0.92);
    color: var(--surface-dark);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.showcase-access-input:focus {
    border-color: rgba(72, 113, 159, 0.52);
    box-shadow: 0 0 0 4px rgba(130, 208, 213, 0.14);
}

.showcase-access-error {
    min-height: 1.1rem;
    font-size: 0.82rem;
}

@media (max-width: 1024px) {
    .site-header-inner,
    .site-footer-inner,
    .marketing-page {
        width: min(100% - 24px, 1240px);
    }

    .marketing-hero,
    .marketing-section,
    .marketing-final-cta {
        padding: 28px;
    }

    .marketing-hero,
    .marketing-section {
        grid-template-columns: 1fr;
    }

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

    .demo-login-page {
        width: min(100% - 24px, 1080px);
    }

    .demo-login-hero {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .site-header-inner,
    .site-footer-inner {
        flex-direction: column;
        align-items: stretch;
    }

    .site-nav,
    .site-footer-links {
        justify-content: flex-start;
    }

    .marketing-page {
        gap: 20px;
    }

    .marketing-hero,
    .marketing-section,
    .marketing-final-cta {
        padding: 22px;
        border-radius: 24px;
    }

    .marketing-final-cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .marketing-hero h1 {
        max-width: none;
    }

    .showcase-access-page {
        width: min(100%, calc(100% - 20px));
        min-height: calc(100vh - 140px);
    }

    .showcase-access-card {
        padding: 20px;
    }
}