/**
 * Layout Styles - Author Portal
 * Сетка, контейнеры, основные layout-компоненты
 */

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.container--narrow {
    max-width: var(--content-max);
}

.container--wide {
    max-width: 1600px;
}

/* Page Layout */
.page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.page__header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.page__main {
    flex: 1;
    padding: var(--spacing-6) 0;
}

.page__footer {
    margin-top: auto;
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
}

/* Dashboard Layout */
.dashboard {
    display: flex;
    min-height: calc(100vh - var(--header-height));
}

.dashboard__sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    background-color: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
}

.dashboard__content {
    flex: 1;
    padding: var(--spacing-6);
    min-width: 0;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-6);
}

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

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

/* Flex Utilities */
.flex {
    display: flex;
}

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

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

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

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

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

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

.flex--gap-2 { gap: var(--spacing-2); }
.flex--gap-3 { gap: var(--spacing-3); }
.flex--gap-4 { gap: var(--spacing-4); }
.flex--gap-6 { gap: var(--spacing-6); }

/* Spacing Utilities */
.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }

.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.p-2 { padding: var(--spacing-2); }
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }

/* Section */
.section {
    margin-bottom: var(--spacing-12);
}

.section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-6);
}

.section__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

.section__link {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
}

/* Two Column Layout */
.two-column {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-6);
}

.two-column__sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-6));
    height: fit-content;
}

.two-column__main {
    min-width: 0;
}

/* Responsive */
@media (max-width: 1200px) {
    .grid--4 { grid-template-columns: repeat(3, 1fr); }
    .grid--5 { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 992px) {
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--5 { grid-template-columns: repeat(3, 1fr); }
    
    .two-column {
        grid-template-columns: 1fr;
    }
    
    .two-column__sidebar {
        position: static;
    }
    
    /* Dashboard sidebar стили перенесены в pages.css для лучшей организации */
}

@media (max-width: 768px) {
    .grid--2 { grid-template-columns: 1fr; }
    .grid--3 { grid-template-columns: 1fr; }
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--5 { grid-template-columns: repeat(2, 1fr); }
    
    .container {
        padding: 0 var(--spacing-3);
    }
    
    .dashboard__content {
        padding: var(--spacing-4);
    }
}

@media (max-width: 480px) {
    .grid--4 { grid-template-columns: 1fr; }
    .grid--5 { grid-template-columns: 1fr; }
}