/*
Theme Name: Swing 4 Asturias
Theme URI: https://swing4asturias.es
Author: Swing 4 Asturias
Author URI: https://swing4asturias.es
Description: Tema para la asociación de Lindy Hop Swing 4 Asturias. Estilo años 30, Art Déco y swing con elegancia vintage.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.9.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: swing4asturias
Tags: one-column, two-columns, custom-menu, featured-images, post-formats, sticky-post, custom-colors, editor-style, rtl-language-support, translation-ready, blog
*/

/* ============================================
   VARIABLES Y RESET
   ============================================ */
:root {
  /* Paleta años 30 inspirada en el logo */
  --burgundy:       #7a0e0e;
  --burgundy-dark:  #5a0a0a;
  --burgundy-light: #a01515;
  --gold:           #c9a84c;
  --gold-light:     #e8c96a;
  --gold-dark:      #9a7c32;
  --cream:          #f5f0e8;
  --cream-dark:     #e8dfc8;
  --charcoal:       #1a1a1a;
  --warm-gray:      #3d3530;
  --light-gray:     #d4ccc0;
  --white:          #ffffff;

  /* Tipografía */
  --font-display:  'Playfair Display', Georgia, serif;
  --font-body:     'EB Garamond', Georgia, serif;
  --font-accent:   'Cinzel', serif;
  --font-sans:     'Josefin Sans', sans-serif;

  /* Espaciado */
  --spacing-xs:   0.5rem;
  --spacing-sm:   1rem;
  --spacing-md:   2rem;
  --spacing-lg:   4rem;
  --spacing-xl:   6rem;

  /* Bordes decorativos */
  --border-gold:  1px solid var(--gold);
  --border-thin:  1px solid var(--burgundy);
  --radius:       0;

  /* Sombras */
  --shadow-soft:  0 4px 20px rgba(122, 14, 14, 0.15);
  --shadow-deep:  0 8px 40px rgba(26, 26, 26, 0.4);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--charcoal);
  background-color: var(--cream);
  background-image: 
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c9a84c' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  overflow-x: hidden;
}

/* ============================================
   TIPOGRAFÍA GLOBAL
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--burgundy-dark);
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 2rem); }
h4 { font-size: 1.3rem; }

p { margin-bottom: 1.2rem; }

a {
  color: var(--burgundy);
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover { color: var(--gold-dark); }

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

/* ============================================
   DECORACIONES ART DÉCO
   ============================================ */
.deco-line {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
}
.deco-line::before,
.deco-line::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
}

.deco-diamond {
  width: 8px;
  height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
  display: inline-block;
  flex-shrink: 0;
}

.section-label {
  font-family: var(--font-accent);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold-dark);
  display: block;
  margin-bottom: 0.5rem;
}

/* ============================================
   WRAPPER PRINCIPAL
   ============================================ */
.site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-content { flex: 1; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ============================================
   CABECERA / HEADER
   ============================================ */
.site-header {
  background-color: var(--charcoal);
  background-image: 
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 10px,
      rgba(201,168,76,0.04) 10px,
      rgba(201,168,76,0.04) 20px
    );
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--gold);
  box-shadow: var(--shadow-deep);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem var(--spacing-md);
  max-width: 1180px;
  margin: 0 auto;
}

/* Logo */
.site-branding {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.custom-logo-link img,
.site-logo {
  height: 64px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter 0.3s ease;
}
.custom-logo-link:hover img { filter: brightness(0) saturate(100%) invert(53%) sepia(50%) saturate(600%) hue-rotate(5deg) brightness(95%); }

.site-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.05em;
  line-height: 1;
}
.site-description {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--light-gray);
  margin-top: 2px;
}

/* ============================================
   NAVEGACIÓN PRINCIPAL
   ============================================ */
.main-navigation {
  display: flex;
  align-items: center;
  gap: 0;
}

.main-navigation ul {
  list-style: none;
  display: flex;
  gap: 0;
  margin: 0;
}

.main-navigation li {
  position: relative;
}

.main-navigation a {
  display: block;
  font-family: var(--font-accent);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream);
  padding: 1.4rem 1.2rem;
  transition: color 0.2s, background 0.2s;
  border-bottom: 2px solid transparent;
  position: relative;
}

.main-navigation a:hover,
.main-navigation .current-menu-item > a,
.main-navigation .current_page_item > a {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* Dropdown */
.main-navigation ul ul {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--charcoal);
  border: 1px solid var(--gold);
  border-top: 2px solid var(--gold);
  min-width: 200px;
  display: none;
  flex-direction: column;
  z-index: 200;
}
.main-navigation ul ul a {
  padding: 0.7rem 1.2rem;
  border-bottom: 1px solid rgba(201,168,76,0.15);
  font-size: 0.65rem;
}
.main-navigation ul li:hover > ul { display: flex; }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--gold);
  transition: all 0.3s;
}

/* ============================================
   HERO / BANNER PRINCIPAL
   ============================================ */
.hero {
  background: linear-gradient(135deg, var(--burgundy-dark) 0%, var(--warm-gray) 50%, var(--charcoal) 100%);
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    repeating-linear-gradient(0deg, transparent, transparent 49px, rgba(201,168,76,0.08) 49px, rgba(201,168,76,0.08) 50px),
    repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(201,168,76,0.08) 49px, rgba(201,168,76,0.08) 50px);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(201,168,76,0.3);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: var(--spacing-lg);
  max-width: 800px;
}

.hero-eyebrow {
  font-family: var(--font-accent);
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5rem);
  color: var(--cream);
  font-style: italic;
  line-height: 1.1;
  margin-bottom: 1rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.hero-title span {
  color: var(--gold);
  font-style: normal;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: 1.2rem;
  color: var(--light-gray);
  margin: 1.5rem 0 2.5rem;
  font-style: italic;
}

.hero-deco {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 1.5rem 0;
}
.hero-deco::before,
.hero-deco::after {
  content: '';
  width: 80px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold));
}
.hero-deco::after { background: linear-gradient(to left, transparent, var(--gold)); }

/* ============================================
   BOTONES
   ============================================ */
.btn,
.wp-block-button__link,
input[type="submit"] {
  display: inline-block;
  font-family: var(--font-accent);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding: 0.9rem 2.5rem;
  border: 1px solid currentColor;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gold);
  color: var(--charcoal);
  border-color: var(--gold);
}
.btn-primary:hover {
  background: var(--gold-light);
  color: var(--charcoal);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201,168,76,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--cream);
  border-color: var(--cream);
}
.btn-outline:hover {
  background: var(--cream);
  color: var(--charcoal);
}

.btn-burgundy {
  background: var(--burgundy);
  color: var(--cream);
  border-color: var(--burgundy);
}
.btn-burgundy:hover {
  background: var(--burgundy-light);
  color: var(--cream);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

/* ============================================
   SECCIÓN DESTACADA / INTRO
   ============================================ */
.section-intro {
  padding: var(--spacing-xl) 0;
  background: var(--cream);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.intro-text {
  padding-right: var(--spacing-md);
}

.intro-image {
  position: relative;
}

.intro-image img {
  width: 100%;
  box-shadow: var(--shadow-deep);
}

.intro-image::before {
  content: '';
  position: absolute;
  top: -12px;
  left: -12px;
  right: 12px;
  bottom: 12px;
  border: 2px solid var(--gold);
  z-index: -1;
}

/* ============================================
   TARJETAS DE EVENTOS / CLASES
   ============================================ */
.cards-section {
  padding: var(--spacing-xl) 0;
  background: var(--charcoal);
  background-image: 
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 20px,
      rgba(201,168,76,0.03) 20px,
      rgba(201,168,76,0.03) 21px
    );
}

.cards-section .section-title {
  color: var(--cream);
  text-align: center;
  margin-bottom: 0.5rem;
}

.cards-section .section-label { text-align: center; display: block; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: var(--spacing-md);
}

.card {
  background: var(--warm-gray);
  border: 1px solid rgba(201,168,76,0.2);
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(201,168,76,0.2);
  border-color: var(--gold);
}

.card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--burgundy-dark);
  position: relative;
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.card:hover .card-thumb img { transform: scale(1.05); }

.card-category {
  position: absolute;
  top: 1rem;
  left: 0;
  background: var(--burgundy);
  color: var(--cream);
  font-family: var(--font-accent);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
}

.card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-date {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--cream);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.card-excerpt {
  font-size: 0.9rem;
  color: var(--light-gray);
  flex: 1;
  margin-bottom: 1.2rem;
}

.card-link {
  font-family: var(--font-accent);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 0.2s;
}
.card-link::after { content: '→'; }
.card-link:hover { color: var(--gold-light); gap: 0.8rem; }

/* ============================================
   SECCIÓN CLASES
   ============================================ */
.classes-section {
  padding: var(--spacing-xl) 0;
  background: var(--cream);
}

.classes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: var(--spacing-md);
}

.class-card {
  border: 1px solid var(--gold);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  background: var(--white);
  transition: all 0.3s;
}

.class-card::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 6px;
  right: -6px;
  bottom: -6px;
  background: var(--burgundy);
  z-index: -1;
  transition: all 0.3s;
}

.class-card:hover { transform: translate(-3px, -3px); }
.class-card:hover::before { transform: translate(3px, 3px); }

.class-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.class-level {
  font-family: var(--font-accent);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-dark);
  display: block;
  margin-bottom: 0.5rem;
}

.class-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--burgundy-dark);
  margin-bottom: 0.75rem;
}

.class-info {
  font-size: 0.88rem;
  color: var(--warm-gray);
}

/* ============================================
   BANNER INTERMEDIO / CTA
   ============================================ */
.cta-banner {
  padding: var(--spacing-lg) 0;
  background: linear-gradient(135deg, var(--burgundy) 0%, var(--burgundy-dark) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 16px;
  border: 1px solid rgba(255,255,255,0.2);
  pointer-events: none;
}

.cta-banner h2 { color: var(--cream); margin-bottom: 1rem; }
.cta-banner p { color: rgba(245,240,232,0.8); margin-bottom: 2rem; font-style: italic; }

/* ============================================
   ÁREA DE WIDGETS SIDEBAR / PÁGINA
   ============================================ */
.content-area {
  padding: var(--spacing-lg) 0;
}

.content-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--spacing-lg);
  align-items: start;
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
  position: sticky;
  top: 100px;
}

.widget {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--white);
  border: 1px solid var(--gold);
  position: relative;
}

.widget::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--burgundy), var(--gold));
}

.widget-title {
  font-family: var(--font-accent);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--burgundy);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--light-gray);
}

/* ============================================
   LISTADOS DE POSTS
   ============================================ */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.post-card {
  border-bottom: 1px solid var(--light-gray);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
}

.post-meta {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--gold-dark);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.post-meta a { color: inherit; }

.entry-title {
  font-family: var(--font-display);
  color: var(--burgundy-dark);
  margin-bottom: 0.75rem;
}

/* ============================================
   ARTÍCULO INDIVIDUAL
   ============================================ */
.single-post-header {
  background: var(--charcoal);
  padding: var(--spacing-lg) 0;
  text-align: center;
}

.single-post-header h1 { color: var(--cream); }

.entry-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--warm-gray);
}

.entry-content h2,
.entry-content h3 { margin: 2rem 0 1rem; }

.entry-content blockquote {
  border-left: 3px solid var(--gold);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background: var(--cream-dark);
  font-style: italic;
  font-size: 1.1rem;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--charcoal);
  color: var(--light-gray);
  padding: var(--spacing-lg) 0 0;
  border-top: 2px solid var(--gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
}

.footer-brand .site-logo {
  height: 60px;
  filter: brightness(0) invert(1);
  opacity: 0.8;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--light-gray);
  opacity: 0.8;
  font-style: italic;
}

.footer-heading {
  font-family: var(--font-accent);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid rgba(201,168,76,0.3);
}

.footer-menu {
  list-style: none;
}
.footer-menu li { margin-bottom: 0.4rem; }
.footer-menu a {
  color: var(--light-gray);
  font-size: 0.9rem;
  opacity: 0.8;
  transition: opacity 0.2s, color 0.2s;
}
.footer-menu a:hover { opacity: 1; color: var(--gold); }

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(201,168,76,0.4);
  color: var(--gold);
  font-size: 1rem;
  transition: all 0.2s;
  text-decoration: none;
}
.social-link:hover {
  background: var(--gold);
  color: var(--charcoal);
  border-color: var(--gold);
}

.footer-bottom {
  border-top: 1px solid rgba(201,168,76,0.2);
  padding: 1.2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  opacity: 0.6;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ============================================
   PÁGINAS ESPECIALES
   ============================================ */
/* Página Nosotros */
.about-hero {
  background: linear-gradient(135deg, var(--burgundy-dark), var(--charcoal));
  padding: var(--spacing-xl) 0;
  text-align: center;
}
.about-hero h1 { color: var(--cream); }

/* Página Contacto */
.contact-section {
  padding: var(--spacing-xl) 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

/* Formulario */
.wpcf7-form,
.comment-form,
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-group label {
  font-family: var(--font-accent);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--burgundy);
}

.form-group input,
.form-group textarea,
.form-group select,
input[type="text"],
input[type="email"],
input[type="url"],
textarea {
  padding: 0.75rem 1rem;
  border: 1px solid var(--light-gray);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--charcoal);
  transition: border-color 0.2s;
  width: 100%;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--burgundy);
  box-shadow: 0 0 0 2px rgba(122,14,14,0.1);
}

textarea { min-height: 140px; resize: vertical; }

/* ============================================
   PAGINACIÓN
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: var(--spacing-md) 0;
}

.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--light-gray);
  font-family: var(--font-accent);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--charcoal);
  transition: all 0.2s;
}

.page-numbers.current,
.page-numbers:hover {
  background: var(--burgundy);
  color: var(--cream);
  border-color: var(--burgundy);
}

/* ============================================
   WORDPRESS CLASES ESTÁNDAR
   ============================================ */
.wp-block-image img { box-shadow: var(--shadow-soft); }
.wp-block-separator { border-color: var(--gold); }
.wp-block-quote {
  border-left: 3px solid var(--gold);
  background: var(--cream-dark);
  padding: 1.5rem;
  font-style: italic;
}

.alignleft { float: left; margin: 0 1.5rem 1rem 0; }
.alignright { float: right; margin: 0 0 1rem 1.5rem; }
.aligncenter { margin: 0 auto; display: block; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }
  .intro-grid { grid-template-columns: 1fr; }
  .content-with-sidebar { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .header-inner { padding: 0.8rem 1rem; }
  .main-navigation { display: none; }
  .main-navigation.toggled { 
    display: flex; 
    position: fixed; 
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(26,26,26,0.97);
    align-items: center;
    justify-content: center;
  }
  .main-navigation.toggled ul { flex-direction: column; text-align: center; gap: 0; }
  .main-navigation.toggled a { font-size: 1.1rem; padding: 1rem 2rem; }
  .menu-toggle { display: flex; z-index: 300; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .cards-grid { grid-template-columns: 1fr; }
  .classes-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }
  .hero { min-height: 70vh; }
  .hero-title { font-size: 2.2rem; }
}