/* ==========================================================================
   OXYLLIUM - Layout System
   Grilles, conteneurs et structures de mise en page
   ========================================================================== */

/* ===== CONTENEURS ===== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--gutter);
    padding-right: var(--gutter);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }
.container-2xl { max-width: var(--container-2xl); }
.container-max { max-width: var(--container-max); }
.container-fluid { max-width: 100%; }

@media (min-width: 768px) {
    .container {
        padding-left: var(--gutter-lg);
        padding-right: var(--gutter-lg);
    }
}

/* ===== SECTIONS ===== */
.section {
    padding-top: var(--section-padding-y);
    padding-bottom: var(--section-padding-y);
}

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

.section-dark {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
    color: var(--color-white);
}

.section-dark p {
    color: var(--color-gray-300);
}

.section-light {
    background-color: var(--color-gray-50);
}

.section-gradient {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

/* Section avec forme décorative */
.section-angled {
    position: relative;
    clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
    margin-top: -3%;
    margin-bottom: -3%;
    padding-top: calc(var(--section-padding-y) + 5%);
    padding-bottom: calc(var(--section-padding-y) + 5%);
}

/* ===== GRID SYSTEM ===== */
.grid {
    display: grid;
    gap: var(--gutter);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
.grid-cols-12 { grid-template-columns: repeat(12, 1fr); }

/* Responsive grid */
@media (min-width: 640px) {
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .sm\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
    .lg\:grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
}

@media (min-width: 1280px) {
    .xl\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
    .xl\:grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
    .xl\:grid-cols-6 { grid-template-columns: repeat(6, 1fr); }
}

/* Gap variants */
.gap-0 { gap: 0; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }
.gap-16 { gap: var(--space-16); }

/* ===== FLEXBOX LAYOUTS ===== */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-none { flex: none; }

.grow { flex-grow: 1; }
.grow-0 { flex-grow: 0; }
.shrink { flex-shrink: 1; }
.shrink-0 { flex-shrink: 0; }

/* ===== LAYOUTS ASYMÉTRIQUES ===== */

/* Layout 60/40 */
.layout-60-40 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .layout-60-40 {
        grid-template-columns: 1.5fr 1fr;
        gap: var(--space-16);
    }
}

/* Layout 40/60 */
.layout-40-60 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .layout-40-60 {
        grid-template-columns: 1fr 1.5fr;
        gap: var(--space-16);
    }
}

/* Layout 70/30 */
.layout-70-30 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .layout-70-30 {
        grid-template-columns: 2.3fr 1fr;
        gap: var(--space-16);
    }
}

/* Layout bento grid */
.layout-bento {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .layout-bento {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: auto;
    }

    .layout-bento .bento-large {
        grid-column: span 2;
        grid-row: span 2;
    }

    .layout-bento .bento-wide {
        grid-column: span 2;
    }

    .layout-bento .bento-tall {
        grid-row: span 2;
    }
}

/* Layout offset */
.layout-offset {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .layout-offset {
        grid-template-columns: repeat(12, 1fr);
    }

    .layout-offset > :first-child {
        grid-column: 1 / 7;
    }

    .layout-offset > :last-child {
        grid-column: 6 / 13;
        margin-top: var(--space-20);
    }
}

/* ===== SPACING UTILITIES ===== */

/* Margin */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

.mt-0 { margin-top: 0; }
.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); }
.mt-10 { margin-top: var(--space-10); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }
.mt-20 { margin-top: var(--space-20); }

.mb-0 { margin-bottom: 0; }
.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); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }
.mb-20 { margin-bottom: var(--space-20); }

/* Padding */
.p-0 { padding: 0; }
.p-2 { padding: var(--space-2); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }
.p-10 { padding: var(--space-10); }
.p-12 { padding: var(--space-12); }

.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }
.py-16 { padding-top: var(--space-16); padding-bottom: var(--space-16); }
.py-20 { padding-top: var(--space-20); padding-bottom: var(--space-20); }
.py-24 { padding-top: var(--space-24); padding-bottom: var(--space-24); }

.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
.px-8 { padding-left: var(--space-8); padding-right: var(--space-8); }

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

.inset-0 { inset: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* ===== WIDTH & HEIGHT ===== */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }
.max-w-full { max-width: 100%; }
.min-w-0 { min-width: 0; }

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

/* ===== OVERFLOW ===== */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* ===== VISIBILITY ===== */
.visible { visibility: visible; }
.invisible { visibility: hidden; }
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

/* ===== Z-INDEX ===== */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* ===== DISPLAY ===== */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }

@media (max-width: 767px) {
    .md\:hidden { display: none; }
}

@media (min-width: 768px) {
    .hidden-md { display: none; }
    .md\:block { display: block; }
    .md\:flex { display: flex; }
    .md\:grid { display: grid; }
}

@media (max-width: 1023px) {
    .lg\:hidden { display: none; }
}

@media (min-width: 1024px) {
    .hidden-lg { display: none; }
    .lg\:block { display: block; }
    .lg\:flex { display: flex; }
    .lg\:grid { display: grid; }
}

/* ===== ASPECT RATIO ===== */
.aspect-square { aspect-ratio: 1 / 1; }
.aspect-video { aspect-ratio: 16 / 9; }
.aspect-photo { aspect-ratio: 4 / 3; }
.aspect-portrait { aspect-ratio: 3 / 4; }

/* ===== OBJECT FIT ===== */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.object-fill { object-fit: fill; }
.object-center { object-position: center; }