/**
 * Kelin Inspira - Estilos Personalizados
 * Diseño minimalista y elegante
 */

/* ==========================================
   VARIABLES CSS
   ========================================== */
:root {
    /* Colores principales */
    --color-primary: #C4956A;      /* Dorado cálido/terracota suave */
    --color-primary-dark: #A67B52; /* Dorado más oscuro */
    --color-primary-light: #E8D5C0; /* Dorado muy claro */
    
    /* Colores de fondo */
    --color-bg: #FFFFFF;
    --color-bg-alt: #FAFAF8;       /* Gris muy cálido */
    --color-bg-light: #F5F3F0;     /* Gris cálido claro */
    
    /* Colores de texto */
    --color-text: #3D3D3D;         /* Gris oscuro suave */
    --color-text-light: #6B6B6B;   /* Gris medio */
    --color-text-muted: #9B9B9B;   /* Gris claro */
    
    /* Tipografías */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Lora', Georgia, serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Sombras sutiles */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08);
    
    /* Bordes */
    --border-radius: 8px;
    --border-color: #E8E8E8;
}

/* ==========================================
   RESET Y BASE
   ========================================== */
.kelin-inspira-page {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: 8px;
    z-index: 10000;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* ==========================================
   HEADER / NAVBAR
   ========================================== */
.kelin-header {
    background: var(--color-bg);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.kelin-header.scrolled {
    padding: 0.7rem 0;
    box-shadow: var(--shadow-md);
}

.kelin-header .navbar {
    padding: 0;
}

.kelin-logo .logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.kelin-logo .logo-accent {
    color: var(--color-primary);
    font-weight: 400;
}

.kelin-header .nav-link {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-text) !important;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
    position: relative;
}

.kelin-header .nav-link:hover,
.kelin-header .nav-link.active {
    color: var(--color-primary) !important;
}

.kelin-header .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.kelin-header .nav-link:hover::after,
.kelin-header .nav-link.active::after {
    width: 80%;
}

.kelin-header .dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
    padding: 0.5rem 0;
    min-width: 250px;
}

.kelin-header .dropdown-item {
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.kelin-header .dropdown-item:hover {
    background: var(--color-bg-light);
    color: var(--color-primary);
    padding-left: 1.8rem;
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: -50px;
    width: 300px;
    height: 300px;
    background: var(--color-primary-light);
    border-radius: 50%;
    opacity: 0.3;
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -50px;
    width: 400px;
    height: 400px;
    background: var(--color-primary-light);
    border-radius: 50%;
    opacity: 0.2;
    z-index: 0;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-title .accent {
    color: var(--color-primary);
    font-style: italic;
}

.hero-subtitle {
    font-family: var(--font-accent);
    font-size: 1.3rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================
   SECCIONES DE CONTENIDO
   ========================================== */
.content-section {
    padding: var(--spacing-lg) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-family: var(--font-accent);
    font-size: 1.1rem;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: var(--color-primary);
    margin: 1rem auto 2rem;
    border-radius: 2px;
}

/* ==========================================
   TARJETAS DE ARTÍCULOS
   ========================================== */
.article-card {
    background: var(--color-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.article-card .card-image {
    position: relative;
    overflow: hidden;
    padding-top: 60%; /* Aspect ratio 3:2 */
}

.article-card .card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.article-card:hover .card-image img {
    transform: scale(1.05);
}

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

.article-card .category-badge {
    display: inline-block;
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.article-card .card-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.article-card .card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-card .card-title a:hover {
    color: var(--color-primary);
}

.article-card .card-excerpt {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.article-card .card-meta {
    display: flex;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.article-card .card-meta .date {
    margin-right: auto;
}

.article-card .read-more {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.article-card .read-more:hover {
    color: var(--color-primary-dark);
}

.article-card .read-more i {
    margin-left: 0.3rem;
    transition: transform 0.3s ease;
}

.article-card .read-more:hover i {
    transform: translateX(5px);
}

/* ==========================================
   SECCIONES CATEGORÍAS (GRID)
   ========================================== */
.category-card {
    background: var(--color-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2.5rem 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.category-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.category-card .category-icon {
    width: 80px;
    height: 80px;
    background: var(--color-bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.category-card:hover .category-icon {
    background: var(--color-primary-light);
}

.category-card .category-icon i {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.category-card .category-name {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

.category-card .category-description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ==========================================
   ARTÍCULO INDIVIDUAL
   ========================================== */
.article-header {
    padding: var(--spacing-lg) 0;
    text-align: center;
    background: var(--color-bg-alt);
}

.article-header .category-badge {
    display: inline-block;
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
}

.article-header .article-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.article-header .article-subtitle {
    font-family: var(--font-accent);
    font-size: 1.3rem;
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: 1.5rem;
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.article-meta .meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-meta .meta-item i {
    color: var(--color-primary);
}

.article-content {
    padding: var(--spacing-lg) 0;
}

.article-content .article-image {
    margin-bottom: 2rem;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.article-content .article-image img {
    width: 100%;
    height: auto;
    display: block;
}

.article-content .article-body {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
}

.article-content .article-body p {
    margin-bottom: 1.5rem;
}

.article-content .article-body h2,
.article-content .article-body h3 {
    font-family: var(--font-heading);
    color: var(--color-text);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-content .article-body blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--color-text-light);
    font-family: var(--font-accent);
    font-size: 1.2rem;
}

/* ==========================================
   VIDEO EMBEDS (YouTube, Vimeo, TikTok, Facebook)
   ========================================== */
.article-content .video-embed {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    margin: 2rem 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.article-content .video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* TikTok embed - vertical video */
.article-content .video-embed-tiktok {
    padding-bottom: 177.78%; /* 9:16 Aspect Ratio */
    max-width: 400px;
    margin: 2rem auto;
}

/* YouTube Shorts - vertical video */
.article-content .video-embed-short {
    padding-bottom: 177.78%; /* 9:16 Aspect Ratio */
    max-width: 400px;
    margin: 2rem auto;
}

/* Facebook post embed */
.article-content .fb-post {
    margin: 2rem 0;
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .article-content .video-embed {
        margin: 1.5rem -1rem;
        border-radius: 0;
    }

    .article-content .video-embed-tiktok,
    .article-content .video-embed-short {
        max-width: 100%;
        padding-bottom: 177.78%;
    }
}

/* ==========================================
   FORMULARIO DE BÚSQUEDA
   ========================================== */
.search-section {
    padding: var(--spacing-lg) 0;
    background: var(--color-bg-alt);
}

.search-form {
    max-width: 600px;
    margin: 0 auto;
}

.search-form .form-control {
    border: 2px solid var(--border-color);
    border-radius: 30px;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-form .form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem var(--color-primary-light);
}

.search-form .btn-search {
    background: var(--color-primary);
    border: none;
    border-radius: 30px;
    padding: 1rem 2rem;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
}

.search-form .btn-search:hover {
    background: var(--color-primary-dark);
}

/* ==========================================
   FOOTER
   ========================================== */
.kelin-footer {
    background: var(--color-bg-alt);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.footer-brand .footer-logo .logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
}

.footer-brand .footer-logo .logo-accent {
    color: var(--color-primary);
    font-weight: 400;
}

.footer-brand .footer-description {
    font-family: var(--font-accent);
    font-style: italic;
    color: var(--color-text-light);
    margin-top: 0.5rem;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-primary);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--color-text-light);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-bg-light);
    border-radius: 50%;
    color: var(--color-text);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ==========================================
   SCROLL TO TOP
   ========================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--color-primary-dark);
    color: white;
    transform: translateY(-3px);
}

/* ==========================================
   BOTONES
   ========================================== */
.btn-primary-kelin {
    background: var(--color-primary);
    border: none;
    border-radius: 30px;
    padding: 0.9rem 2rem;
    font-weight: 600;
    color: white;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary-kelin:hover {
    background: var(--color-primary-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-kelin {
    background: transparent;
    border: 2px solid var(--color-primary);
    border-radius: 30px;
    padding: 0.8rem 2rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

/* ==========================================
   PAGINACIÓN
   ========================================== */
.kelin-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: var(--spacing-md);
}

.kelin-pagination .page-link {
    border: 2px solid var(--border-color);
    color: var(--color-text);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.kelin-pagination .page-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.kelin-pagination .page-item.active .page-link {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .article-header .article-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 767px) {
    :root {
        --spacing-xl: 4rem;
        --spacing-lg: 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .article-header .article-title {
        font-size: 1.8rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .kelin-header {
        padding: 0.75rem 0;
    }
}

@media (max-width: 575px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .category-card {
        padding: 1.5rem 1rem;
    }
}