/**
 * Layout Components
 * Container, grid, and layout utilities
 */

/* === CONTAINER === */
.container {
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    width: 100%;
}

/* === RESPONSIVE CONTAINERS === */
@media (min-width: 1600px) {
    .container {
        max-width: var(--container-3xl);
        padding: 0 2.5rem; /* 40px */
    }
}

@media (min-width: 1920px) {
    .container {
        max-width: 80%;
        padding: 0 3.75rem; /* 60px */
    }
}

/* === SECTION LAYOUTS === */
.section {
    padding: var(--spacing-4xl) 0;
}

.section-sm {
    padding: var(--spacing-3xl) 0;
}

.section-lg {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-base);
    color: var(--color-text-primary);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: var(--line-height-relaxed);
}

/* === FLEX UTILITIES === */
.flex {
    display: flex;
}

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

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

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

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

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

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

.justify-between {
    justify-content: space-between;
}

.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

/* === GRID UTILITIES === */
.grid {
    display: grid;
}

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

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-base {
    gap: var(--spacing-base);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

/* === TEXT ALIGNMENT === */
.text-left {
    text-align: left;
}

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

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

/* === SPACING UTILITIES === */
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-base { margin-bottom: var(--spacing-base); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-base { margin-top: var(--spacing-base); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.p-sm { padding: var(--spacing-sm); }
.p-base { padding: var(--spacing-base); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* === VISIBILITY UTILITIES === */
.hidden {
    display: none;
}

.visible {
    display: block;
}

/* === RESPONSIVE VISIBILITY === */
@media (max-width: 767px) {
    .hidden-mobile {
        display: none;
    }
}

@media (min-width: 768px) {
    .hidden-desktop {
        display: none;
    }
    
    .visible-desktop {
        display: block;
    }
}

/* === POSITION UTILITIES === */
.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.sticky {
    position: sticky;
}

/* === OVERFLOW UTILITIES === */
.overflow-hidden {
    overflow: hidden;
}

.overflow-visible {
    overflow: visible;
}

.overflow-auto {
    overflow: auto;
}

/* === WIDTH & HEIGHT UTILITIES === */
.w-full {
    width: 100%;
}

.w-auto {
    width: auto;
}

.h-full {
    height: 100%;
}

.h-auto {
    height: auto;
}

.min-h-screen {
    min-height: 100vh;
}

/* === RESPONSIVE DESIGN HELPERS === */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-base);
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-base);
    }
}