/* ==================== */
/* BOOTSTRAP-LIKE GRID SYSTEM */
/* ==================== */

:root {
    --grid-columns: 12;
    --grid-gutter: 3rem;
}

/* Container */
.container {
    width: 100%;
    max-width: 100%;
    padding-left: 4vw;
    padding-right: 4vw;
    margin-left: auto;
    margin-right: auto;
}

.container-fluid {
    width: 100%;
    padding-left: var(--gutter);
    padding-right: var(--gutter);
}

/* Row */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-left: calc(var(--grid-gutter) / -2);
    margin-right: calc(var(--grid-gutter) / -2);
}

@media (width < 999px) {
    .row {
        row-gap: var(--gutter);
    }
}

.row.no-gutters {
    margin-left: 0;
    margin-right: 0;
}

.row.no-gutters > [class*="col-"],
.row.no-gutters > [class*=" col-"],
.row.no-gutters > .col {
    padding-left: 0;
    padding-right: 0;
}

/* Column base - SELECTOR SPECIFICO per evitare conflitti con "color", "column", etc */
[class*="col-"],
[class*=" col-"],
.col {
    width: 100%;
    padding-left: calc(var(--grid-gutter) / 2);
    padding-right: calc(var(--grid-gutter) / 2);
}

/* Column auto */
.col-auto {
    flex: 0 0 auto;
    width: auto;
}

.col {
    flex: 1 0 0%;
}

/* Columns 1-12 (base - mobile first) */
.col-1 { flex: 0 0 auto; width: 8.333333%; }
.col-2 { flex: 0 0 auto; width: 16.666667%; }
.col-3 { flex: 0 0 auto; width: 25%; }
.col-4 { flex: 0 0 auto; width: 33.333333%; }
.col-5 { flex: 0 0 auto; width: 41.666667%; }
.col-6 { flex: 0 0 auto; width: 50%; }
.col-7 { flex: 0 0 auto; width: 58.333333%; }
.col-8 { flex: 0 0 auto; width: 66.666667%; }
.col-9 { flex: 0 0 auto; width: 75%; }
.col-10 { flex: 0 0 auto; width: 83.333333%; }
.col-11 { flex: 0 0 auto; width: 91.666667%; }
.col-12 { flex: 0 0 auto; width: 100%; }

/* Alignment utilities */
.row.align-items-start { align-items: flex-start; }
.row.align-items-center { align-items: center; }
.row.align-items-end { align-items: flex-end; }
.row.align-items-stretch { align-items: stretch; }
.row.align-items-baseline { align-items: baseline; }

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

/* Column alignment */
.align-self-start { align-self: flex-start; }
.align-self-center { align-self: center; }
.align-self-end { align-self: flex-end; }
.align-self-stretch { align-self: stretch; }
.align-self-baseline { align-self: baseline; }

/* Offset columns */
.offset-1 { margin-left: 8.333333%; }
.offset-2 { margin-left: 16.666667%; }
.offset-3 { margin-left: 25%; }
.offset-4 { margin-left: 33.333333%; }
.offset-5 { margin-left: 41.666667%; }
.offset-6 { margin-left: 50%; }
.offset-7 { margin-left: 58.333333%; }
.offset-8 { margin-left: 66.666667%; }
.offset-9 { margin-left: 75%; }
.offset-10 { margin-left: 83.333333%; }
.offset-11 { margin-left: 91.666667%; }

/* Order utilities */
.order-first { order: -1; }
.order-last { order: 13; }
.order-0 { order: 0; }
.order-1 { order: 1; }
.order-2 { order: 2; }
.order-3 { order: 3; }
.order-4 { order: 4; }
.order-5 { order: 5; }

/* Gap utilities */
.gap-0 { gap: 0; }
.gap-1 { gap: 1rem; }
.gap-2 { gap: 2rem; }
.gap-3 { gap: 3rem; }
.gap-4 { gap: 4rem; }
.gap-5 { gap: 5rem; }

.row-gap-0 { row-gap: 0; }
.row-gap-1 { row-gap: 1rem; }
.row-gap-2 { row-gap: 2rem; }
.row-gap-3 { row-gap: 3rem; }
.row-gap-4 { row-gap: 4rem; }
.row-gap-5 { row-gap: 5rem; }

.column-gap-0 { column-gap: 0; }
.column-gap-1 { column-gap: 1rem; }
.column-gap-2 { column-gap: 2rem; }
.column-gap-3 { column-gap: 3rem; }
.column-gap-4 { column-gap: 4rem; }
.column-gap-5 { column-gap: 5rem; }

/* ==================== */
/* RESPONSIVE BREAKPOINTS - MOBILE FIRST */
/* ==================== */

/* Small devices (landscape phones, >= 576px) */
@media (min-width: 576px) {
    .col-sm-auto { flex: 0 0 auto; width: auto; }
    .col-sm { flex: 1 0 0%; }
    .col-sm-1 { flex: 0 0 auto; width: 8.333333%; }
    .col-sm-2 { flex: 0 0 auto; width: 16.666667%; }
    .col-sm-3 { flex: 0 0 auto; width: 25%; }
    .col-sm-4 { flex: 0 0 auto; width: 33.333333%; }
    .col-sm-5 { flex: 0 0 auto; width: 41.666667%; }
    .col-sm-6 { flex: 0 0 auto; width: 50%; }
    .col-sm-7 { flex: 0 0 auto; width: 58.333333%; }
    .col-sm-8 { flex: 0 0 auto; width: 66.666667%; }
    .col-sm-9 { flex: 0 0 auto; width: 75%; }
    .col-sm-10 { flex: 0 0 auto; width: 83.333333%; }
    .col-sm-11 { flex: 0 0 auto; width: 91.666667%; }
    .col-sm-12 { flex: 0 0 auto; width: 100%; }
    
    .offset-sm-0 { margin-left: 0; }
    .offset-sm-1 { margin-left: 8.333333%; }
    .offset-sm-2 { margin-left: 16.666667%; }
    .offset-sm-3 { margin-left: 25%; }
    
    .order-sm-first { order: -1; }
    .order-sm-last { order: 13; }
    .order-sm-0 { order: 0; }
    .order-sm-1 { order: 1; }
    .order-sm-2 { order: 2; }
}

/* Medium devices (tablets, >= 768px) */
@media (min-width: 768px) {
    .col-md-auto { flex: 0 0 auto; width: auto; }
    .col-md { flex: 1 0 0%; }
    .col-md-1 { flex: 0 0 auto; width: 8.333333%; }
    .col-md-2 { flex: 0 0 auto; width: 16.666667%; }
    .col-md-3 { flex: 0 0 auto; width: 25%; }
    .col-md-4 { flex: 0 0 auto; width: 33.333333%; }
    .col-md-5 { flex: 0 0 auto; width: 41.666667%; }
    .col-md-6 { flex: 0 0 auto; width: 50%; }
    .col-md-7 { flex: 0 0 auto; width: 58.333333%; }
    .col-md-8 { flex: 0 0 auto; width: 66.666667%; }
    .col-md-9 { flex: 0 0 auto; width: 75%; }
    .col-md-10 { flex: 0 0 auto; width: 83.333333%; }
    .col-md-11 { flex: 0 0 auto; width: 91.666667%; }
    .col-md-12 { flex: 0 0 auto; width: 100%; }
    
    .offset-md-0 { margin-left: 0; }
    .offset-md-1 { margin-left: 8.333333%; }
    .offset-md-2 { margin-left: 16.666667%; }
    .offset-md-3 { margin-left: 25%; }
    .offset-md-4 { margin-left: 33.333333%; }
    .offset-md-5 { margin-left: 41.666667%; }
    .offset-md-6 { margin-left: 50%; }
    
    .order-md-first { order: -1; }
    .order-md-last { order: 13; }
    .order-md-0 { order: 0; }
    .order-md-1 { order: 1; }
    .order-md-2 { order: 2; }
}

/* Large devices (desktops, >= 992px) */
@media (min-width: 992px) {
    .col-lg-auto { flex: 0 0 auto; width: auto; }
    .col-lg { flex: 1 0 0%; }
    .col-lg-1 { flex: 0 0 auto; width: 8.333333%; }
    .col-lg-2 { flex: 0 0 auto; width: 16.666667%; }
    .col-lg-3 { flex: 0 0 auto; width: 25%; }
    .col-lg-4 { flex: 0 0 auto; width: 33.333333%; }
    .col-lg-5 { flex: 0 0 auto; width: 41.666667%; }
    .col-lg-6 { flex: 0 0 auto; width: 50%; }
    .col-lg-7 { flex: 0 0 auto; width: 58.333333%; }
    .col-lg-8 { flex: 0 0 auto; width: 66.666667%; }
    .col-lg-9 { flex: 0 0 auto; width: 75%; }
    .col-lg-10 { flex: 0 0 auto; width: 83.333333%; }
    .col-lg-11 { flex: 0 0 auto; width: 91.666667%; }
    .col-lg-12 { flex: 0 0 auto; width: 100%; }
    
    .offset-lg-0 { margin-left: 0; }
    .offset-lg-1 { margin-left: 8.333333%; }
    .offset-lg-2 { margin-left: 16.666667%; }
    .offset-lg-3 { margin-left: 25%; }
    .offset-lg-4 { margin-left: 33.333333%; }
    .offset-lg-5 { margin-left: 41.666667%; }
    .offset-lg-6 { margin-left: 50%; }
    
    .order-lg-first { order: -1; }
    .order-lg-last { order: 13; }
    .order-lg-0 { order: 0; }
    .order-lg-1 { order: 1; }
    .order-lg-2 { order: 2; }
}

/* Extra large devices (large desktops, >= 1200px) */
@media (min-width: 1200px) {
    .col-xl-auto { flex: 0 0 auto; width: auto; }
    .col-xl { flex: 1 0 0%; }
    .col-xl-1 { flex: 0 0 auto; width: 8.333333%; }
    .col-xl-2 { flex: 0 0 auto; width: 16.666667%; }
    .col-xl-3 { flex: 0 0 auto; width: 25%; }
    .col-xl-4 { flex: 0 0 auto; width: 33.333333%; }
    .col-xl-5 { flex: 0 0 auto; width: 41.666667%; }
    .col-xl-6 { flex: 0 0 auto; width: 50%; }
    .col-xl-7 { flex: 0 0 auto; width: 58.333333%; }
    .col-xl-8 { flex: 0 0 auto; width: 66.666667%; }
    .col-xl-9 { flex: 0 0 auto; width: 75%; }
    .col-xl-10 { flex: 0 0 auto; width: 83.333333%; }
    .col-xl-11 { flex: 0 0 auto; width: 91.666667%; }
    .col-xl-12 { flex: 0 0 auto; width: 100%; }
    
    .offset-xl-0 { margin-left: 0; }
    .offset-xl-1 { margin-left: 8.333333%; }
    .offset-xl-2 { margin-left: 16.666667%; }
    .offset-xl-3 { margin-left: 25%; }
    .offset-xl-4 { margin-left: 33.333333%; }
    .offset-xl-5 { margin-left: 41.666667%; }
    .offset-xl-6 { margin-left: 50%; }
}

/* ==================== */
/* 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; }
.d-inline-flex { display: inline-flex !important; }

@media (min-width: 576px) {
    .d-sm-none { display: none !important; }
    .d-sm-block { display: block !important; }
    .d-sm-flex { display: flex !important; }
}

@media (min-width: 768px) {
    .d-md-none { display: none !important; }
    .d-md-block { display: block !important; }
    .d-md-flex { display: flex !important; }
}

@media (min-width: 992px) {
    .d-lg-none { display: none !important; }
    .d-lg-block { display: block !important; }
    .d-lg-flex { display: flex !important; }
}

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

/* Margin */
.m-0 { margin: 0 !important; }
.m-1 { margin: 1rem !important; }
.m-2 { margin: 2rem !important; }
.m-3 { margin: 3rem !important; }
.m-4 { margin: 4rem !important; }
.m-5 { margin: 5rem !important; }
.m-auto { margin: auto !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 1rem !important; }
.mt-2 { margin-top: 2rem !important; }
.mt-3 { margin-top: 3rem !important; }
.mt-4 { margin-top: 4rem !important; }
.mt-5 { margin-top: 5rem !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 1rem !important; }
.mb-2 { margin-bottom: 2rem !important; }
.mb-3 { margin-bottom: 3rem !important; }
.mb-4 { margin-bottom: 4rem !important; }
.mb-5 { margin-bottom: 5rem !important; }

.ms-0 { margin-left: 0 !important; }
.ms-1 { margin-left: 1rem !important; }
.ms-2 { margin-left: 2rem !important; }
.ms-3 { margin-left: 3rem !important; }
.ms-auto { margin-left: auto !important; }

.me-0 { margin-right: 0 !important; }
.me-1 { margin-right: 1rem !important; }
.me-2 { margin-right: 2rem !important; }
.me-3 { margin-right: 3rem !important; }
.me-auto { margin-right: auto !important; }

.mx-0 { margin-left: 0 !important; margin-right: 0 !important; }
.mx-1 { margin-left: 1rem !important; margin-right: 1rem !important; }
.mx-2 { margin-left: 2rem !important; margin-right: 2rem !important; }
.mx-3 { margin-left: 3rem !important; margin-right: 3rem !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

.my-0 { margin-top: 0 !important; margin-bottom: 0 !important; }
.my-1 { margin-top: 1rem !important; margin-bottom: 1rem !important; }
.my-2 { margin-top: 2rem !important; margin-bottom: 2rem !important; }
.my-3 { margin-top: 3rem !important; margin-bottom: 3rem !important; }
.my-4 { margin-top: 4rem !important; margin-bottom: 4rem !important; }
.my-5 { margin-top: 5rem !important; margin-bottom: 5rem !important; }

/* Padding */
.p-0 { padding: 0 !important; }
.p-1 { padding: 1rem !important; }
.p-2 { padding: 2rem !important; }
.p-3 { padding: 3rem !important; }
.p-4 { padding: 4rem !important; }
.p-5 { padding: 5rem !important; }

.pt-0 { padding-top: 0 !important; }
.pt-1 { padding-top: 1rem !important; }
.pt-2 { padding-top: 2rem !important; }
.pt-3 { padding-top: 3rem !important; }
.pt-4 { padding-top: 4rem !important; }
.pt-5 { padding-top: 5rem !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-1 { padding-bottom: 1rem !important; }
.pb-2 { padding-bottom: 2rem !important; }
.pb-3 { padding-bottom: 3rem !important; }
.pb-4 { padding-bottom: 4rem !important; }
.pb-5 { padding-bottom: 5rem !important; }

.ps-0 { padding-left: 0 !important; }
.ps-1 { padding-left: 1rem !important; }
.ps-2 { padding-left: 2rem !important; }
.ps-3 { padding-left: 3rem !important; }

.pe-0 { padding-right: 0 !important; }
.pe-1 { padding-right: 1rem !important; }
.pe-2 { padding-right: 2rem !important; }
.pe-3 { padding-right: 3rem !important; }

.px-0 { padding-left: 0 !important; padding-right: 0 !important; }
.px-1 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-2 { padding-left: 2rem !important; padding-right: 2rem !important; }
.px-3 { padding-left: 3rem !important; padding-right: 3rem !important; }

.py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }
.py-1 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-2 { padding-top: 2rem !important; padding-bottom: 2rem !important; }
.py-3 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
.py-4 { padding-top: 4rem !important; padding-bottom: 4rem !important; }
.py-5 { padding-top: 5rem !important; padding-bottom: 5rem !important; }

/* ==================== */
/* TEXT UTILITIES */
/* ==================== */

.text-start { text-align: left !important; }
.text-center { text-align: center !important; }
.text-end { text-align: right !important; }

@media (min-width: 768px) {
    .text-md-start { text-align: left !important; }
    .text-md-center { text-align: center !important; }
    .text-md-end { text-align: right !important; }
}

@media (min-width: 576px) {
    .text-sm-start { text-align: left !important; }
    .text-sm-center { text-align: center !important; }
    .text-sm-end { text-align: right !important; }
}