/*
 * ============================================================
 * APEIRON THEME — MAIN CSS
 * Design System completo inspirado en WoodMart
 * ============================================================
 * 01. Reset & Base
 * 02. Tipografía
 * 03. Layout & Contenedores
 * 04. Grid System
 * 05. Header
 * 06. Navegación & Mega Menu
 * 07. Top Bar
 * 08. Hero / Banner
 * 09. Footer
 * 10. Sidebar & Widgets
 * 11. Blog / Archive
 * 12. Single Post
 * 13. Paginación
 * 14. Breadcrumbs
 * 15. Botones
 * 16. Formularios
 * 17. Cards
 * 18. Badges & Labels
 * 19. Alertas
 * 20. Modales & Off-canvas
 * 21. Back to Top
 * 22. Loader
 * 23. Utilidades
 * 24. Accessibility
 * 25. Responsive
 * ============================================================
 */

/* ============================================================
   01. RESET & BASE
   ============================================================ */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--apeiron-font-primary);
    font-size: var(--apeiron-font-size-base);
    font-weight: var(--apeiron-font-weight-normal);
    line-height: var(--apeiron-line-height-relaxed);
    color: var(--apeiron-gray-800);
    background-color: var(--apeiron-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img, video, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--apeiron-accent);
    text-decoration: none;
    transition: color var(--apeiron-transition-fast);
}

a:hover { color: var(--apeiron-accent-hover); }

ul, ol { list-style: none; }

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

table {
    border-collapse: collapse;
    width: 100%;
}

/* ============================================================
   02. TIPOGRAFÍA
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--apeiron-font-secondary);
    font-weight: var(--apeiron-font-weight-bold);
    line-height: var(--apeiron-line-height-tight);
    color: var(--apeiron-primary);
    margin-bottom: var(--apeiron-space-4);
}

h1 { font-size: clamp(2rem, 4vw, var(--apeiron-font-size-4xl)); }
h2 { font-size: clamp(1.5rem, 3vw, var(--apeiron-font-size-3xl)); }
h3 { font-size: clamp(1.25rem, 2.5vw, var(--apeiron-font-size-2xl)); }
h4 { font-size: clamp(1.1rem, 2vw, var(--apeiron-font-size-xl)); }
h5 { font-size: var(--apeiron-font-size-lg); }
h6 { font-size: var(--apeiron-font-size-md); }

p {
    margin-bottom: var(--apeiron-space-4);
    line-height: var(--apeiron-line-height-relaxed);
}

p:last-child { margin-bottom: 0; }

strong, b { font-weight: var(--apeiron-font-weight-semibold); }

em, i { font-style: italic; }

small { font-size: var(--apeiron-font-size-sm); }

blockquote {
    border-left: 4px solid var(--apeiron-accent);
    padding: var(--apeiron-space-4) var(--apeiron-space-6);
    margin: var(--apeiron-space-6) 0;
    background: var(--apeiron-gray-100);
    border-radius: 0 var(--apeiron-radius-md) var(--apeiron-radius-md) 0;
    font-style: italic;
    color: var(--apeiron-gray-700);
}

code {
    font-family: var(--apeiron-font-mono);
    font-size: 0.9em;
    background: var(--apeiron-gray-100);
    padding: 0.15em 0.4em;
    border-radius: var(--apeiron-radius-sm);
    color: var(--apeiron-accent);
}

pre {
    font-family: var(--apeiron-font-mono);
    background: var(--apeiron-primary);
    color: var(--apeiron-gray-100);
    padding: var(--apeiron-space-6);
    border-radius: var(--apeiron-radius-lg);
    overflow-x: auto;
    margin-bottom: var(--apeiron-space-6);
}

pre code {
    background: none;
    padding: 0;
    color: inherit;
}

hr {
    border: none;
    border-top: 1px solid var(--apeiron-gray-200);
    margin: var(--apeiron-space-8) 0;
}

/* Listas de contenido (no reset) */
.apeiron-content ul,
.apeiron-content ol,
.entry-content ul,
.entry-content ol {
    list-style: revert;
    padding-left: var(--apeiron-space-6);
    margin-bottom: var(--apeiron-space-4);
}

.apeiron-content li,
.entry-content li {
    margin-bottom: var(--apeiron-space-2);
}

/* ============================================================
   03. LAYOUT & CONTENEDORES
   ============================================================ */

.apeiron-container {
    width: 100%;
    max-width: var(--apeiron-container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--apeiron-space-6);
    padding-right: var(--apeiron-space-6);
}

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

/* Wrapper principal del sitio */
.apeiron-site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.apeiron-main {
    flex: 1;
    padding: var(--apeiron-space-12) 0;
}

/* Layout con sidebar */
.apeiron-layout {
    display: grid;
    gap: var(--apeiron-space-10);
    grid-template-columns: 1fr;
}

.apeiron-layout--sidebar-right {
    grid-template-columns: 1fr var(--apeiron-sidebar-width);
}

.apeiron-layout--sidebar-left {
    grid-template-columns: var(--apeiron-sidebar-width) 1fr;
}

/* Section */
.apeiron-section {
    padding: var(--apeiron-space-16) 0;
}

.apeiron-section--sm { padding: var(--apeiron-space-8) 0; }
.apeiron-section--lg { padding: var(--apeiron-space-24) 0; }

/* ============================================================
   04. GRID SYSTEM
   ============================================================ */

.apeiron-grid {
    display: grid;
    gap: var(--apeiron-space-6);
}

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

.apeiron-grid--gap-sm { gap: var(--apeiron-space-4); }
.apeiron-grid--gap-lg { gap: var(--apeiron-space-10); }

/* Flex helpers */
.apeiron-flex       { display: flex; }
.apeiron-flex--center { align-items: center; justify-content: center; }
.apeiron-flex--between { align-items: center; justify-content: space-between; }
.apeiron-flex--wrap { flex-wrap: wrap; }
.apeiron-flex--gap  { gap: var(--apeiron-space-4); }

/* ============================================================
   05. HEADER
   ============================================================ */

.apeiron-header {
    position: relative;
    width: 100%;
    background: var(--apeiron-white);
    border-bottom: 1px solid var(--apeiron-gray-200);
    z-index: var(--apeiron-z-sticky);
    transition: box-shadow var(--apeiron-transition-base),
                height var(--apeiron-transition-base),
                background var(--apeiron-transition-base);
}

.apeiron-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--apeiron-header-height);
    gap: var(--apeiron-space-8);
}

/* Header sticky */
.apeiron-header--sticky {
    position: sticky;
    top: 0;
}

.apeiron-header--scrolled {
    box-shadow: var(--apeiron-shadow-md);
    height: var(--apeiron-header-height);
}

/* Header dark */
.apeiron-header--dark {
    background: var(--apeiron-primary);
    border-bottom-color: rgba(255,255,255,0.1);
}

.apeiron-header--dark .apeiron-nav__link,
.apeiron-header--dark .apeiron-header__icon {
    color: var(--apeiron-white);
}

/* Logo */
.apeiron-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.apeiron-logo img {
    height: 48px;
    width: auto;
    transition: height var(--apeiron-transition-base);
}

.apeiron-header--scrolled .apeiron-logo img {
    height: 36px;
}

.apeiron-logo__text {
    font-family: var(--apeiron-font-secondary);
    font-size: var(--apeiron-font-size-xl);
    font-weight: var(--apeiron-font-weight-bold);
    color: var(--apeiron-primary);
    letter-spacing: -0.02em;
}

.apeiron-logo__text span {
    color: var(--apeiron-accent);
}

/* Header actions (search, cart, account) */
.apeiron-header__actions {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-4);
    flex-shrink: 0;
}

.apeiron-header__icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--apeiron-radius-md);
    color: var(--apeiron-gray-700);
    transition: background var(--apeiron-transition-fast),
                color var(--apeiron-transition-fast);
}

.apeiron-header__icon:hover {
    background: var(--apeiron-gray-100);
    color: var(--apeiron-accent);
}

.apeiron-header__icon svg {
    width: 22px;
    height: 22px;
}

/* Cart badge */
.apeiron-cart-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    font-size: 10px;
    font-weight: var(--apeiron-font-weight-bold);
    width: 18px;
    height: 18px;
    border-radius: var(--apeiron-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* Mobile burger */
.apeiron-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    cursor: pointer;
}

.apeiron-burger span {
    display: block;
    height: 2px;
    background: var(--apeiron-primary);
    border-radius: 2px;
    transition: transform var(--apeiron-transition-base),
                opacity var(--apeiron-transition-fast);
}

.apeiron-burger.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.apeiron-burger.is-active span:nth-child(2) { opacity: 0; }
.apeiron-burger.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   06. NAVEGACIÓN & MEGA MENU
   ============================================================ */

.apeiron-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.apeiron-nav__list {
    display: flex;
    align-items: center;
    gap: 0;
}

.apeiron-nav__item {
    position: relative;
}

.apeiron-nav__link {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-1);
    padding: var(--apeiron-space-2) var(--apeiron-space-4);
    font-size: var(--apeiron-font-size-sm);
    font-weight: var(--apeiron-font-weight-medium);
    color: var(--apeiron-gray-800);
    border-radius: var(--apeiron-radius-md);
    transition: color var(--apeiron-transition-fast),
                background var(--apeiron-transition-fast);
    white-space: nowrap;
}

.apeiron-nav__link:hover,
.apeiron-nav__item.current-menu-item > .apeiron-nav__link {
    color: var(--apeiron-accent);
    background: var(--apeiron-gray-100);
}

/* Flecha indicador de submenu */
.apeiron-nav__link .apeiron-nav__arrow {
    width: 14px;
    height: 14px;
    transition: transform var(--apeiron-transition-fast);
}

.apeiron-nav__item:hover .apeiron-nav__arrow {
    transform: rotate(180deg);
}

/* Dropdown estándar */
.apeiron-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 220px;
    background: var(--apeiron-white);
    border-radius: var(--apeiron-radius-lg);
    box-shadow: var(--apeiron-shadow-xl);
    border: 1px solid var(--apeiron-gray-200);
    padding: var(--apeiron-space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--apeiron-transition-fast),
                visibility var(--apeiron-transition-fast),
                transform var(--apeiron-transition-fast);
    z-index: var(--apeiron-z-dropdown);
}

.apeiron-nav__item:hover .apeiron-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.apeiron-dropdown__link {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-3);
    padding: var(--apeiron-space-2) var(--apeiron-space-4);
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-700);
    border-radius: var(--apeiron-radius-md);
    transition: background var(--apeiron-transition-fast),
                color var(--apeiron-transition-fast);
}

.apeiron-dropdown__link:hover {
    background: var(--apeiron-gray-100);
    color: var(--apeiron-accent);
}

/* Mega Menu — al estilo WoodMart */
.apeiron-mega-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    width: min(90vw, 900px);
    background: var(--apeiron-white);
    border-radius: var(--apeiron-radius-xl);
    box-shadow: var(--apeiron-shadow-2xl);
    border: 1px solid var(--apeiron-gray-200);
    padding: var(--apeiron-space-8);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--apeiron-transition-fast),
                visibility var(--apeiron-transition-fast),
                transform var(--apeiron-transition-fast);
    z-index: var(--apeiron-z-dropdown);
}

.apeiron-nav__item:hover .apeiron-mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.apeiron-mega-menu__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--apeiron-space-6);
}

.apeiron-mega-menu__col-title {
    font-size: var(--apeiron-font-size-xs);
    font-weight: var(--apeiron-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--apeiron-gray-500);
    margin-bottom: var(--apeiron-space-3);
    padding-bottom: var(--apeiron-space-2);
    border-bottom: 1px solid var(--apeiron-gray-200);
}

.apeiron-mega-menu__link {
    display: block;
    padding: var(--apeiron-space-1) var(--apeiron-space-2);
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-700);
    border-radius: var(--apeiron-radius-sm);
    transition: color var(--apeiron-transition-fast),
                background var(--apeiron-transition-fast);
    margin-bottom: var(--apeiron-space-1);
}

.apeiron-mega-menu__link:hover {
    color: var(--apeiron-accent);
    background: var(--apeiron-gray-100);
}

/* ============================================================
   07. TOP BAR
   ============================================================ */

.apeiron-topbar {
    background: var(--apeiron-primary);
    color: var(--apeiron-gray-300);
    font-size: var(--apeiron-font-size-xs);
    padding: var(--apeiron-space-2) 0;
}

.apeiron-topbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--apeiron-space-4);
}

.apeiron-topbar a {
    color: var(--apeiron-gray-300);
    transition: color var(--apeiron-transition-fast);
}

.apeiron-topbar a:hover { color: var(--apeiron-white); }

.apeiron-topbar__left,
.apeiron-topbar__right {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-4);
}

/* ============================================================
   08. HERO / BANNER
   ============================================================ */

.apeiron-hero {
    position: relative;
    overflow: hidden;
    background: var(--apeiron-primary);
}

.apeiron-hero__bg {
    position: absolute;
    inset: 0;
    object-fit: cover;
    width: 100%;
    height: 100%;
    opacity: 0.4;
}

.apeiron-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 26, 46, 0.9) 0%,
        rgba(83, 52, 131, 0.6) 100%
    );
}

.apeiron-hero__content {
    position: relative;
    z-index: 2;
    padding: var(--apeiron-space-24) 0;
    color: var(--apeiron-white);
    text-align: center;
}

.apeiron-hero__eyebrow {
    display: inline-block;
    font-size: var(--apeiron-font-size-xs);
    font-weight: var(--apeiron-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--apeiron-accent-light);
    margin-bottom: var(--apeiron-space-4);
}

.apeiron-hero__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: var(--apeiron-font-weight-black);
    color: var(--apeiron-white);
    line-height: 1.1;
    margin-bottom: var(--apeiron-space-6);
}

.apeiron-hero__title span { color: var(--apeiron-accent); }

.apeiron-hero__subtitle {
    font-size: var(--apeiron-font-size-lg);
    color: rgba(255,255,255,0.8);
    max-width: 600px;
    margin: 0 auto var(--apeiron-space-10);
    line-height: var(--apeiron-line-height-relaxed);
}

.apeiron-hero__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--apeiron-space-4);
    flex-wrap: wrap;
}

/* ============================================================
   09. FOOTER
   ============================================================ */

.apeiron-footer {
    background: var(--apeiron-primary);
    color: var(--apeiron-gray-400);
    margin-top: auto;
}

.apeiron-footer__main {
    padding: var(--apeiron-space-16) 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.apeiron-footer__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--apeiron-space-10);
}

.apeiron-footer__col-title {
    font-family: var(--apeiron-font-secondary);
    font-size: var(--apeiron-font-size-sm);
    font-weight: var(--apeiron-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--apeiron-white);
    margin-bottom: var(--apeiron-space-5);
}

.apeiron-footer__menu a {
    display: block;
    color: var(--apeiron-gray-500);
    font-size: var(--apeiron-font-size-sm);
    padding: var(--apeiron-space-1) 0;
    transition: color var(--apeiron-transition-fast),
                padding-left var(--apeiron-transition-fast);
}

.apeiron-footer__menu a:hover {
    color: var(--apeiron-accent);
    padding-left: var(--apeiron-space-2);
}

.apeiron-footer__bottom {
    padding: var(--apeiron-space-6) 0;
    font-size: var(--apeiron-font-size-xs);
    color: var(--apeiron-gray-600);
}

.apeiron-footer__bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--apeiron-space-4);
    flex-wrap: wrap;
}

/* Social links en footer */
.apeiron-social-links {
    display: flex;
    gap: var(--apeiron-space-3);
}

.apeiron-social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--apeiron-radius-md);
    background: rgba(255,255,255,0.06);
    color: var(--apeiron-gray-500);
    transition: background var(--apeiron-transition-fast),
                color var(--apeiron-transition-fast);
}

.apeiron-social-links a:hover {
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
}

.apeiron-social-links svg {
    width: 18px;
    height: 18px;
}

/* ============================================================
   10. SIDEBAR & WIDGETS
   ============================================================ */

.apeiron-sidebar {
    position: sticky;
    top: calc(var(--apeiron-header-height) + var(--apeiron-space-6));
}

.apeiron-widget {
    background: var(--apeiron-white);
    border: 1px solid var(--apeiron-gray-200);
    border-radius: var(--apeiron-radius-xl);
    padding: var(--apeiron-space-6);
    margin-bottom: var(--apeiron-space-6);
}

.apeiron-widget__title {
    font-size: var(--apeiron-font-size-md);
    font-weight: var(--apeiron-font-weight-semibold);
    color: var(--apeiron-primary);
    margin-bottom: var(--apeiron-space-5);
    padding-bottom: var(--apeiron-space-4);
    border-bottom: 2px solid var(--apeiron-accent);
    display: inline-block;
}

/* ============================================================
   11. BLOG / ARCHIVE
   ============================================================ */

.apeiron-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--apeiron-space-8);
}

.apeiron-post-card {
    background: var(--apeiron-white);
    border-radius: var(--apeiron-radius-xl);
    overflow: hidden;
    border: 1px solid var(--apeiron-gray-200);
    transition: transform var(--apeiron-transition-base),
                box-shadow var(--apeiron-transition-base);
}

.apeiron-post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--apeiron-shadow-xl);
}

.apeiron-post-card__thumb {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.apeiron-post-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--apeiron-transition-slow);
}

.apeiron-post-card:hover .apeiron-post-card__thumb img {
    transform: scale(1.05);
}

.apeiron-post-card__body {
    padding: var(--apeiron-space-6);
}

.apeiron-post-card__meta {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-3);
    font-size: var(--apeiron-font-size-xs);
    color: var(--apeiron-gray-500);
    margin-bottom: var(--apeiron-space-3);
}

.apeiron-post-card__category {
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    padding: 2px 8px;
    border-radius: var(--apeiron-radius-full);
    font-weight: var(--apeiron-font-weight-medium);
}

.apeiron-post-card__title {
    font-size: var(--apeiron-font-size-lg);
    font-weight: var(--apeiron-font-weight-semibold);
    margin-bottom: var(--apeiron-space-3);
    line-height: 1.3;
}

.apeiron-post-card__title a {
    color: var(--apeiron-primary);
}

.apeiron-post-card__title a:hover { color: var(--apeiron-accent); }

.apeiron-post-card__excerpt {
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-600);
    line-height: var(--apeiron-line-height-relaxed);
    margin-bottom: var(--apeiron-space-5);
}

.apeiron-post-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--apeiron-space-4);
    border-top: 1px solid var(--apeiron-gray-200);
}

.apeiron-post-card__author {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-2);
    font-size: var(--apeiron-font-size-xs);
    color: var(--apeiron-gray-600);
}

.apeiron-post-card__author img {
    width: 28px;
    height: 28px;
    border-radius: var(--apeiron-radius-full);
    object-fit: cover;
}

/* ============================================================
   12. SINGLE POST
   ============================================================ */

.apeiron-single {
    max-width: 780px;
}

.apeiron-single__header {
    margin-bottom: var(--apeiron-space-10);
}

.apeiron-single__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    line-height: 1.2;
    margin-bottom: var(--apeiron-space-6);
}

.apeiron-single__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--apeiron-space-4);
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-600);
    padding: var(--apeiron-space-4) 0;
    border-top: 1px solid var(--apeiron-gray-200);
    border-bottom: 1px solid var(--apeiron-gray-200);
}

.apeiron-single__featured-img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--apeiron-radius-xl);
    margin-bottom: var(--apeiron-space-10);
}

.apeiron-content {
    font-size: var(--apeiron-font-size-md);
    line-height: var(--apeiron-line-height-loose);
    color: var(--apeiron-gray-800);
}

/* ============================================================
   13. PAGINACIÓN
   ============================================================ */

.apeiron-pagination,
.navigation.pagination {
    margin: var(--apeiron-space-12) 0;
    display: flex;
    justify-content: center;
}

.apeiron-pagination .nav-links,
.navigation.pagination .nav-links {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-2);
}

.apeiron-pagination .page-numbers,
.navigation.pagination .page-numbers {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--apeiron-space-3);
    border-radius: var(--apeiron-radius-md);
    font-size: var(--apeiron-font-size-sm);
    font-weight: var(--apeiron-font-weight-medium);
    color: var(--apeiron-gray-700);
    border: 1px solid var(--apeiron-gray-300);
    transition: all var(--apeiron-transition-fast);
}

.apeiron-pagination .page-numbers:hover,
.navigation.pagination .page-numbers:hover {
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    border-color: var(--apeiron-accent);
}

.apeiron-pagination .page-numbers.current,
.navigation.pagination .page-numbers.current {
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    border-color: var(--apeiron-accent);
}

/* ============================================================
   14. BREADCRUMBS
   ============================================================ */

.apeiron-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--apeiron-space-2);
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-500);
    margin-bottom: var(--apeiron-space-8);
}

.apeiron-breadcrumb a {
    color: var(--apeiron-gray-500);
    transition: color var(--apeiron-transition-fast);
}

.apeiron-breadcrumb a:hover { color: var(--apeiron-accent); }

.apeiron-breadcrumb__sep {
    color: var(--apeiron-gray-400);
    font-size: 10px;
}

.apeiron-breadcrumb__current {
    color: var(--apeiron-gray-800);
    font-weight: var(--apeiron-font-weight-medium);
}

/* ============================================================
   15. BOTONES
   ============================================================ */

.apeiron-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--apeiron-space-2);
    padding: var(--apeiron-space-3) var(--apeiron-space-6);
    font-family: var(--apeiron-font-primary);
    font-size: var(--apeiron-font-size-sm);
    font-weight: var(--apeiron-font-weight-semibold);
    line-height: 1;
    border-radius: var(--apeiron-radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--apeiron-transition-fast);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.apeiron-btn:focus-visible {
    outline: none;
    box-shadow: var(--apeiron-shadow-focus);
}

/* Primary */
.apeiron-btn--primary {
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    border-color: var(--apeiron-accent);
}

.apeiron-btn--primary:hover {
    background: var(--apeiron-accent-hover);
    border-color: var(--apeiron-accent-hover);
    color: var(--apeiron-white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(233, 69, 96, 0.35);
}

/* Secondary */
.apeiron-btn--secondary {
    background: var(--apeiron-primary);
    color: var(--apeiron-white);
    border-color: var(--apeiron-primary);
}

.apeiron-btn--secondary:hover {
    background: var(--apeiron-primary-light);
    border-color: var(--apeiron-primary-light);
    color: var(--apeiron-white);
    transform: translateY(-1px);
}

/* Outline */
.apeiron-btn--outline {
    background: transparent;
    color: var(--apeiron-accent);
    border-color: var(--apeiron-accent);
}

.apeiron-btn--outline:hover {
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
}

/* Outline white (para fondos oscuros) */
.apeiron-btn--outline-white {
    background: transparent;
    color: var(--apeiron-white);
    border-color: rgba(255,255,255,0.5);
}

.apeiron-btn--outline-white:hover {
    background: var(--apeiron-white);
    color: var(--apeiron-primary);
    border-color: var(--apeiron-white);
}

/* Ghost */
.apeiron-btn--ghost {
    background: transparent;
    color: var(--apeiron-gray-700);
    border-color: var(--apeiron-gray-300);
}

.apeiron-btn--ghost:hover {
    background: var(--apeiron-gray-100);
    color: var(--apeiron-primary);
}

/* Tamaños */
.apeiron-btn--sm {
    padding: var(--apeiron-space-2) var(--apeiron-space-4);
    font-size: var(--apeiron-font-size-xs);
}

.apeiron-btn--lg {
    padding: var(--apeiron-space-4) var(--apeiron-space-8);
    font-size: var(--apeiron-font-size-base);
    border-radius: var(--apeiron-radius-xl);
}

.apeiron-btn--xl {
    padding: var(--apeiron-space-5) var(--apeiron-space-10);
    font-size: var(--apeiron-font-size-md);
}

.apeiron-btn--full { width: 100%; }

/* Loading state */
.apeiron-btn.is-loading {
    pointer-events: none;
    opacity: 0.8;
}

.apeiron-btn.is-loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: var(--apeiron-white);
    border-radius: 50%;
    animation: apeiron-spin 0.7s linear infinite;
    margin-left: var(--apeiron-space-2);
}

/* ============================================================
   16. FORMULARIOS
   ============================================================ */

.apeiron-form-group {
    margin-bottom: var(--apeiron-space-5);
}

.apeiron-label {
    display: block;
    font-size: var(--apeiron-font-size-sm);
    font-weight: var(--apeiron-font-weight-medium);
    color: var(--apeiron-gray-700);
    margin-bottom: var(--apeiron-space-2);
}

.apeiron-label--required::after {
    content: ' *';
    color: var(--apeiron-error);
}

.apeiron-input,
.apeiron-textarea,
.apeiron-select {
    width: 100%;
    padding: var(--apeiron-space-3) var(--apeiron-space-4);
    font-family: var(--apeiron-font-primary);
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-800);
    background: var(--apeiron-white);
    border: 1.5px solid var(--apeiron-gray-300);
    border-radius: var(--apeiron-radius-lg);
    transition: border-color var(--apeiron-transition-fast),
                box-shadow var(--apeiron-transition-fast);
    outline: none;
    appearance: none;
}

.apeiron-input:focus,
.apeiron-textarea:focus,
.apeiron-select:focus {
    border-color: var(--apeiron-accent);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.15);
}

.apeiron-input::placeholder,
.apeiron-textarea::placeholder {
    color: var(--apeiron-gray-400);
}

.apeiron-input.is-error { border-color: var(--apeiron-error); }
.apeiron-input.is-success { border-color: var(--apeiron-success); }

.apeiron-textarea {
    min-height: 120px;
    resize: vertical;
    line-height: var(--apeiron-line-height-relaxed);
}

.apeiron-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236c757d' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
    cursor: pointer;
}

.apeiron-field-hint {
    font-size: var(--apeiron-font-size-xs);
    color: var(--apeiron-gray-500);
    margin-top: var(--apeiron-space-1);
}

.apeiron-field-error {
    font-size: var(--apeiron-font-size-xs);
    color: var(--apeiron-error);
    margin-top: var(--apeiron-space-1);
}

/* Checkbox & Radio */
.apeiron-check {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-3);
    cursor: pointer;
    font-size: var(--apeiron-font-size-sm);
    color: var(--apeiron-gray-700);
}

.apeiron-check input[type="checkbox"],
.apeiron-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--apeiron-accent);
    cursor: pointer;
    flex-shrink: 0;
}

/* ============================================================
   17. CARDS
   ============================================================ */

.apeiron-card {
    background: var(--apeiron-white);
    border-radius: var(--apeiron-radius-xl);
    border: 1px solid var(--apeiron-gray-200);
    overflow: hidden;
    transition: transform var(--apeiron-transition-base),
                box-shadow var(--apeiron-transition-base);
}

.apeiron-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--apeiron-shadow-xl);
}

.apeiron-card__img {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.apeiron-card__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--apeiron-transition-slow);
}

.apeiron-card:hover .apeiron-card__img img {
    transform: scale(1.05);
}

.apeiron-card__body {
    padding: var(--apeiron-space-6);
}

.apeiron-card__footer {
    padding: var(--apeiron-space-4) var(--apeiron-space-6);
    border-top: 1px solid var(--apeiron-gray-200);
    background: var(--apeiron-gray-100);
}

/* Feature card */
.apeiron-feature-card {
    padding: var(--apeiron-space-8);
    background: var(--apeiron-white);
    border-radius: var(--apeiron-radius-xl);
    border: 1px solid var(--apeiron-gray-200);
    text-align: center;
    transition: all var(--apeiron-transition-base);
}

.apeiron-feature-card:hover {
    border-color: var(--apeiron-accent);
    box-shadow: 0 8px 30px rgba(233, 69, 96, 0.12);
    transform: translateY(-4px);
}

.apeiron-feature-card__icon {
    width: 64px;
    height: 64px;
    background: rgba(233, 69, 96, 0.1);
    border-radius: var(--apeiron-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--apeiron-space-5);
    color: var(--apeiron-accent);
}

.apeiron-feature-card__icon svg {
    width: 32px;
    height: 32px;
}

/* ============================================================
   18. BADGES & LABELS
   ============================================================ */

.apeiron-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--apeiron-space-1) var(--apeiron-space-3);
    font-size: var(--apeiron-font-size-xs);
    font-weight: var(--apeiron-font-weight-semibold);
    border-radius: var(--apeiron-radius-full);
    line-height: 1;
    letter-spacing: 0.02em;
}

.apeiron-badge--primary   { background: rgba(233,69,96,0.12); color: var(--apeiron-accent-hover); }
.apeiron-badge--success   { background: rgba(46,204,113,0.12); color: var(--apeiron-success-dark); }
.apeiron-badge--warning   { background: rgba(243,156,18,0.12); color: var(--apeiron-warning-dark); }
.apeiron-badge--error     { background: rgba(231,76,60,0.12); color: var(--apeiron-error-dark); }
.apeiron-badge--info      { background: rgba(52,152,219,0.12); color: var(--apeiron-info-dark); }
.apeiron-badge--dark      { background: var(--apeiron-primary); color: var(--apeiron-white); }

/* ============================================================
   19. ALERTAS
   ============================================================ */

.apeiron-alert {
    display: flex;
    align-items: flex-start;
    gap: var(--apeiron-space-3);
    padding: var(--apeiron-space-4) var(--apeiron-space-5);
    border-radius: var(--apeiron-radius-lg);
    font-size: var(--apeiron-font-size-sm);
    margin-bottom: var(--apeiron-space-4);
}

.apeiron-alert--success { background: rgba(46,204,113,0.1); color: var(--apeiron-success-dark); border-left: 3px solid var(--apeiron-success); }
.apeiron-alert--warning { background: rgba(243,156,18,0.1); color: var(--apeiron-warning-dark); border-left: 3px solid var(--apeiron-warning); }
.apeiron-alert--error   { background: rgba(231,76,60,0.1); color: var(--apeiron-error-dark); border-left: 3px solid var(--apeiron-error); }
.apeiron-alert--info    { background: rgba(52,152,219,0.1); color: var(--apeiron-info-dark); border-left: 3px solid var(--apeiron-info); }

/* ============================================================
   20. MODALES & OFF-CANVAS
   ============================================================ */

.apeiron-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: var(--apeiron-z-modal-bg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--apeiron-transition-base),
                visibility var(--apeiron-transition-base);
}

.apeiron-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

/* Off-canvas (menú móvil, mini-cart) */
.apeiron-offcanvas {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(360px, 90vw);
    height: 100%;
    background: var(--apeiron-white);
    z-index: var(--apeiron-z-modal);
    overflow-y: auto;
    transition: right var(--apeiron-transition-slow);
    box-shadow: var(--apeiron-shadow-2xl);
}

.apeiron-offcanvas.is-active { right: 0; }

.apeiron-offcanvas--left {
    right: auto;
    left: -100%;
}

.apeiron-offcanvas--left.is-active {
    left: 0;
}

.apeiron-offcanvas__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--apeiron-space-5) var(--apeiron-space-6);
    border-bottom: 1px solid var(--apeiron-gray-200);
}

.apeiron-offcanvas__close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--apeiron-radius-md);
    color: var(--apeiron-gray-500);
    transition: background var(--apeiron-transition-fast);
}

.apeiron-offcanvas__close:hover {
    background: var(--apeiron-gray-100);
    color: var(--apeiron-primary);
}

.apeiron-offcanvas__body {
    padding: var(--apeiron-space-6);
}

/* ============================================================
   21. BACK TO TOP
   ============================================================ */

.apeiron-back-to-top {
    position: fixed;
    bottom: var(--apeiron-space-8);
    right: var(--apeiron-space-8);
    width: 44px;
    height: 44px;
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    border-radius: var(--apeiron-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--apeiron-z-fixed);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all var(--apeiron-transition-base);
    box-shadow: var(--apeiron-shadow-lg);
}

.apeiron-back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.apeiron-back-to-top:hover {
    background: var(--apeiron-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--apeiron-shadow-xl);
}

.apeiron-back-to-top svg {
    width: 20px;
    height: 20px;
}

/* ============================================================
   22. LOADER
   ============================================================ */

.apeiron-page-loader {
    position: fixed;
    inset: 0;
    background: var(--apeiron-white);
    z-index: var(--apeiron-z-max);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--apeiron-transition-slow),
                visibility var(--apeiron-transition-slow);
}

.apeiron-page-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
}

.apeiron-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--apeiron-gray-200);
    border-top-color: var(--apeiron-accent);
    border-radius: 50%;
    animation: apeiron-spin 0.7s linear infinite;
}

/* ============================================================
   23. UTILIDADES
   ============================================================ */

/* Texto */
.apeiron-text-center  { text-align: center; }
.apeiron-text-left    { text-align: left; }
.apeiron-text-right   { text-align: right; }
.apeiron-text-primary { color: var(--apeiron-primary); }
.apeiron-text-accent  { color: var(--apeiron-accent); }
.apeiron-text-muted   { color: var(--apeiron-gray-500); }
.apeiron-text-white   { color: var(--apeiron-white); }

/* Fondo */
.apeiron-bg-primary   { background: var(--apeiron-primary); }
.apeiron-bg-accent    { background: var(--apeiron-accent); }
.apeiron-bg-light     { background: var(--apeiron-gray-100); }
.apeiron-bg-white     { background: var(--apeiron-white); }

/* Espaciado */
.apeiron-mt-0  { margin-top: 0; }
.apeiron-mb-0  { margin-bottom: 0; }
.apeiron-mt-8  { margin-top: var(--apeiron-space-8); }
.apeiron-mb-8  { margin-bottom: var(--apeiron-space-8); }

/* Visibilidad */
.apeiron-hide-mobile  { display: none; }
.apeiron-show-desktop { display: block; }
.apeiron-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* Section title centrado */
.apeiron-section-title {
    text-align: center;
    margin-bottom: var(--apeiron-space-12);
}

.apeiron-section-title__eyebrow {
    display: inline-block;
    font-size: var(--apeiron-font-size-xs);
    font-weight: var(--apeiron-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--apeiron-accent);
    margin-bottom: var(--apeiron-space-3);
}

.apeiron-section-title h2 {
    margin-bottom: var(--apeiron-space-4);
}

.apeiron-section-title p {
    font-size: var(--apeiron-font-size-lg);
    color: var(--apeiron-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Divider decorativo */
.apeiron-divider {
    display: flex;
    align-items: center;
    gap: var(--apeiron-space-4);
    color: var(--apeiron-gray-400);
    font-size: var(--apeiron-font-size-sm);
    margin: var(--apeiron-space-6) 0;
}

.apeiron-divider::before,
.apeiron-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--apeiron-gray-200);
}

/* ============================================================
   24. ACCESSIBILITY
   ============================================================ */

:focus-visible {
    outline: 2px solid var(--apeiron-accent);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--apeiron-space-4);
    background: var(--apeiron-accent);
    color: var(--apeiron-white);
    padding: var(--apeiron-space-2) var(--apeiron-space-4);
    border-radius: var(--apeiron-radius-md);
    font-size: var(--apeiron-font-size-sm);
    font-weight: var(--apeiron-font-weight-semibold);
    z-index: var(--apeiron-z-max);
    text-decoration: none;
    transition: top var(--apeiron-transition-fast);
}

.skip-link:focus { top: var(--apeiron-space-4); }

/* Reducir animaciones si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================================
   25. KEYFRAMES
   ============================================================ */

@keyframes apeiron-spin {
    to { transform: rotate(360deg); }
}

@keyframes apeiron-fade-in {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes apeiron-slide-in-right {
    from { transform: translateX(100%); }
    to   { transform: translateX(0); }
}

/* ============================================================
   26. RESPONSIVE
   ============================================================ */

/* Tablet grande: 1280px */
@media (max-width: 1280px) {
    .apeiron-container {
        padding-left: var(--apeiron-space-5);
        padding-right: var(--apeiron-space-5);
    }
    .apeiron-footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .apeiron-mega-menu__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablet: 1024px */
@media (max-width: 1024px) {
    .apeiron-layout--sidebar-right,
    .apeiron-layout--sidebar-left {
        grid-template-columns: 1fr;
    }
    .apeiron-sidebar {
        position: static;
    }
    .apeiron-nav { display: none; }
    .apeiron-burger { display: flex; }
    .apeiron-posts-grid { grid-template-columns: repeat(2, 1fr); }
    .apeiron-hide-mobile { display: none !important; }
    .apeiron-show-desktop { display: none !important; }
}

/* Móvil grande: 768px */
@media (max-width: 768px) {
    :root {
        --apeiron-header-height: 64px;
    }
    .apeiron-hero__content { padding: var(--apeiron-space-16) 0; }
    .apeiron-footer__grid  { grid-template-columns: 1fr; gap: var(--apeiron-space-8); }
    .apeiron-posts-grid    { grid-template-columns: 1fr; }
    .apeiron-grid--2,
    .apeiron-grid--3,
    .apeiron-grid--4       { grid-template-columns: 1fr; }
    .apeiron-section       { padding: var(--apeiron-space-10) 0; }
    .apeiron-hero__actions { flex-direction: column; align-items: stretch; }
    .apeiron-back-to-top   { bottom: var(--apeiron-space-5); right: var(--apeiron-space-5); }
}

/* Móvil pequeño: 480px */
@media (max-width: 480px) {
    .apeiron-container {
        padding-left: var(--apeiron-space-4);
        padding-right: var(--apeiron-space-4);
    }
    .apeiron-btn--lg { padding: var(--apeiron-space-3) var(--apeiron-space-6); }
}