/* ============================================================
   nws.RO — LAYOUT
   Container, grid system, spacing utilities, display helpers,
   responsive visibility, și page layout.

   Mobile-first approach. Breakpoints:
   - sm: 640px
   - md: 768px
   - lg: 1024px
   - xl: 1280px

   Autor: nrg evolution srl
   ============================================================ */
/* Set global no-x-scroll to fix megamenu/vw bugs */
body {
    overflow-x: hidden;
}

/* ==========================================================
   1. CONTAINER
   ========================================================== */

/* Container principal — centrat, cu padding lateral */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* Container narrow — pentru pagini de text, blog, legal */
.container-narrow {
    width: 100%;
    max-width: var(--container-narrow);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* Container wide — pentru secțiuni ample */
.container-wide {
    width: 100%;
    max-width: var(--container-wide);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* Container fluid — 100% lățime cu padding */
.container-fluid {
    width: 100%;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}


/* ==========================================================
   2. PAGE WRAPPER — Structura principală a paginii
   ========================================================== */

.page-wrapper {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

/* Conținutul principal — crește să umple spațiul */
.page-content {
    flex: 1;
}

/* Main cu offset pentru header fix */
.page-content--with-header {
    padding-top: var(--header-height);
}


/* ==========================================================
   3. SECȚIUNI — Spațiere verticală între secțiuni
   ========================================================== */

/* Secțiune standard */
.section {
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
}

/* Secțiune compactă */
.section-sm {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
}

/* Secțiune mare */
.section-lg {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
}

@media (min-width: 1024px) {
    .section-lg {
        padding-top: var(--space-24);
        padding-bottom: var(--space-24);
    }
}

/* Secțiune cu fundal alternativ */
.section-alt {
    background-color: var(--nws-surface-2);
}

/* Secțiune cu fundal închis */
.section-dark {
    background-color: var(--nws-dark);
    color: var(--nws-text-inverse);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--nws-text-inverse);
}

.section-dark p {
    color: rgba(255, 255, 255, 0.75);
}

/* Secțiune cu gradient nws */
.section-gradient {
    background: var(--nws-gradient-hero);
    color: var(--nws-text-inverse);
}

.section-gradient h1,
.section-gradient h2,
.section-gradient h3 {
    color: var(--nws-text-inverse);
}

.section-gradient p {
    color: rgba(255, 255, 255, 0.8);
}

/* Separator între secțiuni */
.section + .section {
    /* Fără bordură implicită — design curat nws.ro */
}

/* Separator explicit */
.section-divider {
    border: none;
    height: 1px;
    background: var(--nws-border);
    margin: 0;
}


/* ==========================================================
   4. HEADER-UL SECȚIUNII — Titlu + subtitlu centrat
   ========================================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--space-10);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header--left {
    text-align: left;
    margin-left: 0;
    margin-right: 0;
    max-width: none;
}

@media (min-width: 768px) {
    .section-header {
        margin-bottom: var(--space-12);
    }
}


/* ==========================================================
   5. GRID SYSTEM — Responsive cu CSS Grid
   ========================================================== */

/* ── Grid de bază — Mobile: 1 coloană ── */
.grid {
    display: grid;
    gap: var(--grid-gap);
}

/* ── Grid 2 coloane ── */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--grid-gap);
}

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

/* ── Grid 3 coloane ── */
.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--grid-gap);
}

@media (min-width: 640px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ── Grid 4 coloane ── */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--grid-gap-sm);
}

@media (min-width: 768px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--grid-gap);
    }
}

@media (min-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ── Grid 5 coloane (pentru logo-uri, parteneri) ── */
.grid-5 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--grid-gap-sm);
}

@media (min-width: 640px) {
    .grid-5 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-5 {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ── Grid 6 coloane (pentru tech stack, iconițe) ── */
.grid-6 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap-sm);
}

@media (min-width: 768px) {
    .grid-6 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-6 {
        grid-template-columns: repeat(6, 1fr);
    }
}

/* ── Grid cu gap-uri specifice ── */
.grid-gap-sm  { gap: var(--grid-gap-sm); }
.grid-gap-lg  { gap: var(--grid-gap-lg); }
.grid-gap-xl  { gap: var(--space-12); }


/* ==========================================================
   6. LAYOUT PAGINĂ CU SIDEBAR
   ========================================================== */

.page-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .page-layout {
        grid-template-columns: 1fr 320px;
        gap: var(--space-12);
    }
}

/* Coloana principală */
.page-main {
    min-width: 0;
}

/* Sidebar sticky */
.page-sidebar {
    display: none;
}

@media (min-width: 1024px) {
    .page-sidebar {
        display: block;
        position: sticky;
        top: calc(var(--header-height) + var(--space-5));
        align-self: start;
        max-height: calc(100vh - var(--header-height) - var(--space-10));
        overflow-y: auto;
    }
}


/* ==========================================================
   7. FULL-WIDTH SECTIONS — Secțiuni care sparg containerul
   ========================================================== */

/* Secțiune full-bleed (iese din container) */
.full-bleed {
    width: 100vw;
    margin-left: calc(-1 * var(--container-padding));
    margin-right: calc(-1 * var(--container-padding));
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

@media (min-width: calc(var(--container-max) + 80px)) {
    .full-bleed {
        margin-left: calc(-50vw + 50%);
        margin-right: calc(-50vw + 50%);
        padding-left: calc(50vw - 50%);
        padding-right: calc(50vw - 50%);
    }
}

/* Secțiune full-width fără padding */
.full-width {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}


/* ==========================================================
   8. FLEX UTILITIES
   ========================================================== */

.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; }

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

.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; }

/* Shorthand-uri comune */
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.flex-col-center {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Flex grow/shrink */
.flex-1            { flex: 1; }
.flex-auto         { flex: auto; }
.flex-none         { flex: none; }
.flex-shrink-0     { flex-shrink: 0; }
.flex-grow-0       { flex-grow: 0; }


/* ==========================================================
   9. GAP UTILITIES
   ========================================================== */

.gap-1   { gap: var(--space-1); }
.gap-2   { gap: var(--space-2); }
.gap-3   { gap: var(--space-3); }
.gap-4   { gap: var(--space-4); }
.gap-5   { gap: var(--space-5); }
.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); }


/* ==========================================================
   10. SPACING UTILITIES — Margin & Padding
   ========================================================== */

/* ── Margin Top ── */
.mt-0   { margin-top: 0; }
.mt-1   { margin-top: var(--space-1); }
.mt-2   { margin-top: var(--space-2); }
.mt-3   { margin-top: var(--space-3); }
.mt-4   { margin-top: var(--space-4); }
.mt-5   { margin-top: var(--space-5); }
.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); }

/* ── Margin Bottom ── */
.mb-0   { margin-bottom: 0; }
.mb-1   { margin-bottom: var(--space-1); }
.mb-2   { margin-bottom: var(--space-2); }
.mb-3   { margin-bottom: var(--space-3); }
.mb-4   { margin-bottom: var(--space-4); }
.mb-5   { margin-bottom: var(--space-5); }
.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); }

/* ── Margin Y (vertical) ── */
.my-4   { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-6   { margin-top: var(--space-6); margin-bottom: var(--space-6); }
.my-8   { margin-top: var(--space-8); margin-bottom: var(--space-8); }
.my-10  { margin-top: var(--space-10); margin-bottom: var(--space-10); }

/* ── Margin auto ── */
.mx-auto { margin-left: auto; margin-right: auto; }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

/* ── Padding ── */
.p-0    { padding: 0; }
.p-2    { padding: var(--space-2); }
.p-3    { padding: var(--space-3); }
.p-4    { padding: var(--space-4); }
.p-5    { padding: var(--space-5); }
.p-6    { padding: var(--space-6); }
.p-8    { padding: var(--space-8); }

/* ── Padding X ── */
.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); }

/* ── Padding Y ── */
.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-10  { padding-top: var(--space-10); padding-bottom: var(--space-10); }
.py-12  { padding-top: var(--space-12); padding-bottom: var(--space-12); }


/* ==========================================================
   11. DISPLAY UTILITIES
   ========================================================== */

.hidden        { display: none !important; }
.block         { display: block; }
.inline-block  { display: inline-block; }
.inline        { display: inline; }
.contents      { display: contents; }

/* Vizibilitate */
.invisible     { visibility: hidden; }
.visible       { visibility: visible; }

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

/* Position */
.relative  { position: relative; }
.absolute  { position: absolute; }
.fixed     { position: fixed; }
.sticky    { position: sticky; }

/* Pointer events */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* Cursor */
.cursor-pointer   { cursor: pointer; }
.cursor-default   { cursor: default; }
.cursor-not-allowed { cursor: not-allowed; }


/* ==========================================================
   12. WIDTH & HEIGHT UTILITIES
   ========================================================== */

.w-full    { width: 100%; }
.w-auto    { width: auto; }
.w-screen  { width: 100vw; }
.max-w-sm  { max-width: 640px; }
.max-w-md  { max-width: 768px; }
.max-w-lg  { max-width: 1024px; }
.max-w-xl  { max-width: 1280px; }

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


/* ==========================================================
   13. RESPONSIVE VISIBILITY
   ========================================================== */

/* Ascunde pe mobil, afișează pe desktop */
.hide-mobile {
    display: none;
}

@media (min-width: 768px) {
    .hide-mobile {
        display: block;
    }
    .hide-mobile.flex {
        display: flex;
    }
    .hide-mobile.inline-block {
        display: inline-block;
    }
}

/* Ascunde pe desktop, afișează pe mobil */
.hide-desktop {
    display: block;
}

@media (min-width: 768px) {
    .hide-desktop {
        display: none !important;
    }
}

/* Ascunde sub 1024px */
.hide-until-lg {
    display: none;
}

@media (min-width: 1024px) {
    .hide-until-lg {
        display: block;
    }
}

/* Afișează doar sub 1024px */
.show-until-lg {
    display: block;
}

@media (min-width: 1024px) {
    .show-until-lg {
        display: none !important;
    }
}


/* ==========================================================
   14. VIZUAL ASCUNS (Accesibilitate)
   ========================================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

/* sr-only focusable — devine vizibil la focus (skip link) */
.sr-only-focusable:focus,
.sr-only-focusable:active {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    clip: auto;
    clip-path: none;
    white-space: normal;
}


/* ==========================================================
   15. SEPARATOR / DIVIDER
   ========================================================== */

.divider {
    height: 1px;
    background: var(--nws-border);
    margin: var(--space-6) 0;
    border: none;
}

.divider-lg {
    margin: var(--space-10) 0;
}

.divider-vertical {
    width: 1px;
    height: 100%;
    background: var(--nws-border);
}


/* ==========================================================
   16. ASPECT RATIO CONTAINERS
   ========================================================== */

.aspect-video {
    aspect-ratio: 16 / 9;
}

.aspect-square {
    aspect-ratio: 1 / 1;
}

.aspect-4-3 {
    aspect-ratio: 4 / 3;
}

.aspect-3-2 {
    aspect-ratio: 3 / 2;
}


/* ==========================================================
   17. BACKGROUND UTILITIES
   ========================================================== */

.bg-primary  { background-color: var(--nws-primary); }
.bg-dark     { background-color: var(--nws-dark); }
.bg-surface  { background-color: var(--nws-surface); }
.bg-surface-2 { background-color: var(--nws-surface-2); }
.bg-surface-3 { background-color: var(--nws-surface-3); }
.bg-white    { background-color: var(--nws-bg); }

/* Background cu gradient */
.bg-gradient-primary { background: var(--nws-gradient-primary); }
.bg-gradient-dark    { background: var(--nws-gradient-dark); }
.bg-gradient-hero    { background: var(--nws-gradient-hero); }


/* ==========================================================
   18. BORDER UTILITIES
   ========================================================== */

.border     { border: 1px solid var(--nws-border); }
.border-t   { border-top: 1px solid var(--nws-border); }
.border-b   { border-bottom: 1px solid var(--nws-border); }
.border-l   { border-left: 1px solid var(--nws-border); }
.border-r   { border-right: 1px solid var(--nws-border); }
.border-0   { border: none; }

.rounded-sm   { border-radius: var(--radius-sm); }
.rounded-md   { border-radius: var(--radius-md); }
.rounded-lg   { border-radius: var(--radius-lg); }
.rounded-xl   { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }


/* ==========================================================
   19. SHADOW UTILITIES
   ========================================================== */

.shadow-sm   { box-shadow: var(--shadow-sm); }
.shadow-md   { box-shadow: var(--shadow-md); }
.shadow-lg   { box-shadow: var(--shadow-lg); }
.shadow-xl   { box-shadow: var(--shadow-xl); }
.shadow-none { box-shadow: none; }