/**
 * Layout CSS - Grid, Containers, Structure
 */

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.container-narrow {
    max-width: 850px;
}

.container-wide {
    max-width: 1440px;
}

/* Main Layout */
.page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--color-bg);
}

.main-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-lg);
}

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

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

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

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

.grid-6 {
    grid-template-columns: repeat(6, 1fr);
}

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

/* Flexbox Utilities */
.flex { display: flex; }
.flex-col { 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; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }

.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* Spacing */
.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }
.py-xl { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }
.py-2xl { padding-top: var(--space-2xl); padding-bottom: var(--space-2xl); }
.py-3xl { padding-top: var(--space-3xl); padding-bottom: var(--space-3xl); }

/* Text */
.text-center { text-align: center; }
.text-left { text-align: left; }

/* Display */
.hidden { display: none; }
.block { display: block; }

/* Sections */
.section {
    padding: var(--space-4xl) 0;
    position: relative;
}

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

/* Top divider line */
.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(80%, 900px);
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 193, 7, 0.25) 30%, rgba(255, 111, 60, 0.15) 70%, transparent 100%);
    pointer-events: none;
}

/* Alternate sections get subtle glow accents */
.section:nth-of-type(odd)::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 40%;
    height: 100%;
    background: radial-gradient(ellipse at 100% 0%, rgba(52, 116, 51, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.section:nth-of-type(even)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40%;
    height: 100%;
    background: radial-gradient(ellipse at 0% 100%, rgba(255, 193, 7, 0.04) 0%, transparent 60%);
    pointer-events: none;
}

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

.section-label {
    display: inline-block;
    font-family: var(--font-main);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-md);
    padding: 6px 18px;
    background: rgba(255, 193, 7, 0.08);
    border: 1px solid rgba(255, 193, 7, 0.15);
    border-radius: var(--radius-full);
}

.section-title {
    font-size: var(--text-3xl);
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    line-height: var(--leading-tight);
    word-break: break-word;
}

article .section-header h1.section-title {
    color: #FFFFFF;
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    font-family: var(--font-main);
    text-transform: none;
    font-weight: var(--font-normal);
}

/* Layout with sidebar */
.layout-sidebar {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-xl);
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-4, .grid-5, .grid-6 { grid-template-columns: repeat(3, 1fr); }
    .layout-sidebar { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .grid-4, .grid-5, .grid-6 { grid-template-columns: repeat(2, 1fr); }
    .section { padding: var(--space-3xl) 0; }
    .section-title { font-size: var(--text-2xl); }
}

@media (max-width: 640px) {
    .grid-4, .grid-5, .grid-6 { grid-template-columns: 1fr; }
    :root { --container-padding: 1rem; }
}