.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.page-main {
    flex: 1;
    width: 100%;
    padding-top: 80px;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
    position: relative;
    z-index: var(--z-10);
}

.container-narrow {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container-wide {
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
    position: relative;
}

.section-sm {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
}

.section-lg {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.section-header p {
    font-size: var(--text-lg);
    margin-top: var(--space-3);
}

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-3);
}

.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.grid-auto-fit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.flex {
    display: flex;
}

.flex-row {
    display: flex;
    flex-direction: row;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-start {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.flex-end {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.flex-stretch {
    display: flex;
    align-items: stretch;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.justify-center {
    justify-content: center;
}

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mx-auto { margin-left: auto; margin-right: auto; }

.stack > * + * {
    margin-top: var(--space-4);
}

.stack-lg > * + * {
    margin-top: var(--space-8);
}

.cluster {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
}

.divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--space-12) 0;
}

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding-top: var(--space-16);
        padding-bottom: var(--space-16);
    }
    .section-lg {
        padding-top: var(--space-20);
        padding-bottom: var(--space-20);
    }
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    .container {
        padding-left: var(--space-5);
        padding-right: var(--space-5);
    }
    .flex-between {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}