/* =========================================
   LUMIERE V2 - STRUCTURE (LAYOUT ONLY)
   Grid, Flexbox, Containers, Spacing.
   NO COLORS, NO SHADOWS, NO DECORATION.
   ========================================= */

/* --- RESET & BOX SIZING --- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.info-item {
    display: flex;
}

/* --- MAIN LAYOUT GRID --- */
.layout-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-container {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.main-container-fluid {
    flex: 1;
    width: 100%;
    padding: 0;
}

/* --- HEADER STRUCTURE --- */
#main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    position: relative;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-logo {
    display: block;
    height: 50px;
    /* Adjust based on logo needs, but strictly layout */
}

.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* --- NAVIGATION --- */
.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 20px;
}

/* --- FOOTER STRUCTURE --- */
#main-footer {
    margin-top: auto;
    padding: 40px 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

/* --- SECTIONS --- */
.section {
    padding: 60px 0;
}

.section-narrow {
    max-width: 800px;
    margin: 0 auto;
}

/* --- RESPONSIVE GRID SYSTEM --- */
.container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

.col {
    flex-basis: 0;
    flex-grow: 1;
    max-width: 100%;
    padding-right: 15px;
    padding-left: 15px;
}

.col-auto {
    flex: 0 0 auto;
    width: auto;
    max-width: 100%;
    padding-right: 15px;
    padding-left: 15px;
}

/* Simple Grid Columns (1-12) */
.col-1 {
    flex: 0 0 8.333333%;
    max-width: 8.333333%;
}

.col-2 {
    flex: 0 0 16.666667%;
    max-width: 16.666667%;
}

.col-3 {
    flex: 0 0 25%;
    max-width: 25%;
}

.col-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
}

.col-6 {
    flex: 0 0 50%;
    max-width: 50%;
}

.col-8 {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
}

.col-12 {
    flex: 0 0 100%;
    max-width: 100%;
}

@media (max-width: 768px) {
    .col-md-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .col-md-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }

    .d-md-none {
        display: none !important;
    }
}

/* --- SPACING UTILITIES (Mobile First) --- */
.m-0 {
    margin: 0 !important;
}

.mt-0 {
    margin-top: 0 !important;
}

.mb-0 {
    margin-bottom: 0 !important;
}

.ml-0 {
    margin-left: 0 !important;
}

.mr-0 {
    margin-right: 0 !important;
}

.m-1 {
    margin: 0.25rem !important;
}

.mt-1 {
    margin-top: 0.25rem !important;
}

.mb-1 {
    margin-bottom: 0.25rem !important;
}

.ml-1 {
    margin-left: 0.25rem !important;
}

.mr-1 {
    margin-right: 0.25rem !important;
}

.m-2 {
    margin: 0.5rem !important;
}

.mt-2 {
    margin-top: 0.5rem !important;
}

.mb-2 {
    margin-bottom: 0.5rem !important;
}

.ml-2 {
    margin-left: 0.5rem !important;
}

.mr-2 {
    margin-right: 0.5rem !important;
}

.m-3 {
    margin: 1rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

.ml-3 {
    margin-left: 1rem !important;
}

.mr-3 {
    margin-right: 1rem !important;
}

.m-4 {
    margin: 1.5rem !important;
}

.mt-4 {
    margin-top: 1.5rem !important;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.ml-4 {
    margin-left: 1.5rem !important;
}

.mr-4 {
    margin-right: 1.5rem !important;
}

.m-5 {
    margin: 3rem !important;
}

.mt-5 {
    margin-top: 3rem !important;
}

.mb-5 {
    margin-bottom: 3rem !important;
}

.ml-5 {
    margin-left: 3rem !important;
}

.mr-5 {
    margin-right: 3rem !important;
}

.p-0 {
    padding: 0 !important;
}

.pt-0 {
    padding-top: 0 !important;
}

.pb-0 {
    padding-bottom: 0 !important;
}

.pl-0 {
    padding-left: 0 !important;
}

.pr-0 {
    padding-right: 0 !important;
}

.p-1 {
    padding: 0.25rem !important;
}

.pt-1 {
    padding-top: 0.25rem !important;
}

.pb-1 {
    padding-bottom: 0.25rem !important;
}

.pl-1 {
    padding-left: 0.25rem !important;
}

.pr-1 {
    padding-right: 0.25rem !important;
}

.p-2 {
    padding: 0.5rem !important;
}

.pt-2 {
    padding-top: 0.5rem !important;
}

.pb-2 {
    padding-bottom: 0.5rem !important;
}

.pl-2 {
    padding-left: 0.5rem !important;
}

.pr-2 {
    padding-right: 0.5rem !important;
}

.p-3 {
    padding: 1rem !important;
}

.pt-3 {
    padding-top: 1rem !important;
}

.pb-3 {
    padding-bottom: 1rem !important;
}

.pl-3 {
    padding-left: 1rem !important;
}

.pr-3 {
    padding-right: 1rem !important;
}

.p-4 {
    padding: 1.5rem !important;
}

.pt-4 {
    padding-top: 1.5rem !important;
}

.pb-4 {
    padding-bottom: 1.5rem !important;
}

.pl-4 {
    padding-left: 1.5rem !important;
}

.pr-4 {
    padding-right: 1.5rem !important;
}

.p-5 {
    padding: 3rem !important;
}

.pt-5 {
    padding-top: 3rem !important;
}

.pb-5 {
    padding-bottom: 3rem !important;
}

.pl-5 {
    padding-left: 3rem !important;
}

.pr-5 {
    padding-right: 3rem !important;
}

/* --- DISPLAY UTILITIES --- */
.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-flex {
    display: flex !important;
}

.d-inline {
    display: inline !important;
}

.d-inline-block {
    display: inline-block !important;
}

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

.flex-row {
    flex-direction: row !important;
}

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

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

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

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

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

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

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

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

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

.text-left {
    text-align: left !important;
}

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

.w-100 {
    width: 100% !important;
}

.h-100 {
    height: 100% !important;
}

/* --- VISIBILITY --- */
.hidden {
    display: none;
}

.invisible {
    visibility: hidden;
}

/* --- WRAPPERS --- */
.wrapper {
    width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}