/**
 * layout.css — Sistema de layout base
 * AVN Networks v1.0.0
 * Cargado globalmente via enqueue.php
 */

/* ============================================================
   CONTENEDOR PRINCIPAL
   ============================================================ */
.avn-container {
    width: 100%;
    max-width: var(--avn-max-w, 1280px);
    margin-inline: auto;
    padding-inline: clamp(1rem, 4vw, 2rem);
}

.avn-container--narrow {
    max-width: 800px;
    margin-inline: auto;
    padding-inline: clamp(1rem, 4vw, 2rem);
}

.avn-container--wide {
    max-width: 1440px;
    margin-inline: auto;
    padding-inline: clamp(1rem, 4vw, 2rem);
}

/* ============================================================
   ESTRUCTURA DE PAGINA
   ============================================================ */
.avn-site-content {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
}

.avn-main {
    flex: 1;
    padding-block: clamp(2rem, 5vw, 4rem);
}

/* Main con sidebar */
.avn-main:has(.avn-sidebar) {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2.5rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .avn-main:has(.avn-sidebar) {
        grid-template-columns: 1fr;
    }
    .avn-sidebar { order: 2; }
}

/* ============================================================
   SECCIONES HOME
   ============================================================ */
.avn-section {
    padding-block: var(--avn-section-py, 80px);
    position: relative;
}

.avn-section--dark {
    background: #0d0d0d;
}

.avn-section--accent {
    background: linear-gradient(135deg,
        rgba(0,217,255,.06) 0%,
        rgba(168,85,247,.06) 100%);
    border-top: 1px solid rgba(0,217,255,.1);
    border-bottom: 1px solid rgba(0,217,255,.1);
}

.avn-section--light {
    background: #111;
}

.avn-section__header {
    text-align: center;
    margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.avn-section__eyebrow {
    display: inline-block;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--avn-accent, #00d9ff);
    margin-bottom: .75rem;
}

.avn-section__title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: .75rem;
}

.avn-section__subtitle {
    color: #aaa;
    font-size: clamp(.95rem, 1.5vw, 1.1rem);
    max-width: 60ch;
    margin-inline: auto;
}

/* ============================================================
   GRIDS REUTILIZABLES
   ============================================================ */
.avn-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1.5rem, 3vw, 2.5rem);
}

.avn-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.5rem, 3vw, 2rem);
}

.avn-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}

.avn-grid-auto {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
}

/* Split 60/40 para about / hero con imagen */
.avn-grid-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
}

.avn-grid-split--60-40 {
    grid-template-columns: 3fr 2fr;
}

.avn-grid-split--40-60 {
    grid-template-columns: 2fr 3fr;
}

@media (max-width: 768px) {
    .avn-grid-2,
    .avn-grid-3,
    .avn-grid-4,
    .avn-grid-split,
    .avn-grid-split--60-40,
    .avn-grid-split--40-60 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1024px) {
    .avn-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   FLEX UTILS
   ============================================================ */
.avn-flex         { display: flex; }
.avn-flex-center  { display: flex; align-items: center; justify-content: center; }
.avn-flex-between { display: flex; align-items: center; justify-content: space-between; }
.avn-flex-col     { display: flex; flex-direction: column; }
.avn-flex-wrap    { flex-wrap: wrap; }
.avn-gap-1        { gap: .5rem; }
.avn-gap-2        { gap: 1rem; }
.avn-gap-3        { gap: 1.5rem; }
.avn-gap-4        { gap: 2rem; }

/* ============================================================
   HERO BASE (sin contenido — se extiende en section-hero.php)
   ============================================================ */
.avn-hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-block: 6rem 4rem;  /* top extra por header sticky */
}

.avn-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(ellipse 80% 60% at 70% 40%, rgba(0,217,255,.08) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(168,85,247,.06) 0%, transparent 70%),
        var(--avn-bg, #0a0a0a);
}

.avn-hero__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(rgba(0,217,255,.15) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: .4;
    animation: avn-grid-pulse 8s ease-in-out infinite;
}

.avn-hero__inner {
    position: relative;
    z-index: 1;
}

/* ============================================================
   UTILIDADES DE ESPACIADO
   ============================================================ */
.avn-mt-auto { margin-top: auto; }
.avn-text-center { text-align: center; }
.avn-text-left   { text-align: left; }
.avn-hidden      { display: none !important; }
.avn-visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border-width: 0;
}