/**
 * Blog Styles - 2026 Modern Design
 * Premium travel & villa platform style
 * Prefix: rg-blog-* / rg-single-* / rg-sidebar-*
 */

/* ========================================
   A) BLOG ARCHIVE PAGE
   ======================================== */

/* Blog Hero */
.rg-blog-hero {
    padding: 48px 0 32px;
    background: linear-gradient(135deg, #fef2f2 0%, #fff7ed 50%, #f8fafc 100%);
    border-bottom: 1px solid #f1f5f9;
}

@media (min-width: 768px) {
    .rg-blog-hero {
        padding: 64px 0 48px;
    }
}

.rg-blog-hero__content {
    max-width: 600px;
}

.rg-blog-hero__title {
    font-size: 36px;
    font-weight: 800;
    color: #111827;
    margin: 0 0 12px;
    letter-spacing: -1px;
}

@media (min-width: 768px) {
    .rg-blog-hero__title {
        font-size: 48px;
    }
}

.rg-blog-hero__desc {
    font-size: 16px;
    color: #6b7280;
    margin: 0;
    line-height: 1.6;
}

@media (min-width: 768px) {
    .rg-blog-hero__desc {
        font-size: 18px;
    }
}

/* Blog Filters */
.rg-blog-filters {
    padding: 24px 0;
    background: #fff;
    border-bottom: 1px solid #f1f5f9;
    position: sticky;
    top: 70px;
    z-index: 100;
}

.rg-blog-filters__inner {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

@media (min-width: 768px) {
    .rg-blog-filters__inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }
}

/* Blog Search */
.rg-blog-search {
    position: relative;
    flex: 1;
    max-width: 320px;
}

.rg-blog-search__icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    pointer-events: none;
}

.rg-blog-search__input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    font-size: 14px;
    background: #f9fafb;
    transition: all 0.2s ease;
}

.rg-blog-search__input:focus {
    outline: none;
    border-color: var(--color-primary, #C62828);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.1);
}

/* Category Chips */
.rg-blog-cats {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.rg-blog-cat {
    padding: 8px 16px;
    background: #f3f4f6;
    color: #4b5563;
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.rg-blog-cat:hover {
    background: #e5e7eb;
    color: #1f2937;
}

.rg-blog-cat--active {
    background: var(--color-primary, #C62828);
    color: #fff;
}

.rg-blog-cat--active:hover {
    background: var(--color-primary-dark, #B71C1C);
    color: #fff;
}

/* Blog Grid Section */
.rg-blog-grid-section {
    padding: 48px 0 64px;
    background: #f8fafc;
    min-height: 50vh;
}

@media (min-width: 768px) {
    .rg-blog-grid-section {
        padding: 56px 0 80px;
    }
}

/* Blog Grid */
.rg-blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .rg-blog-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }
}

@media (min-width: 1024px) {
    .rg-blog-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

/* Blog Card */
.rg-blog-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f1f5f9;
}

.rg-blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.05);
    border-color: transparent;
}

.rg-blog-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

/* Card Media */
.rg-blog-card__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.rg-blog-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.rg-blog-card:hover .rg-blog-card__media img {
    transform: scale(1.04);
}

.rg-blog-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #d1d5db;
}

/* Card Body */
.rg-blog-card__body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

@media (min-width: 768px) {
    .rg-blog-card__body {
        padding: 24px;
    }
}

/* Category Chip */
.rg-blog-card__cat {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(198, 40, 40, 0.08);
    color: var(--color-primary, #C62828);
    font-size: 11px;
    font-weight: 600;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
    align-self: flex-start;
}

/* Card Title */
.rg-blog-card__title {
    font-size: 18px;
    font-weight: 700;
    color: #111827;
    margin: 0 0 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (min-width: 768px) {
    .rg-blog-card__title {
        font-size: 19px;
    }
}

/* Card Excerpt */
.rg-blog-card__excerpt {
    font-size: 14px;
    color: #6b7280;
    margin: 0 0 16px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

/* Card Meta */
.rg-blog-card__meta {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.rg-blog-card__date,
.rg-blog-card__reading {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: #9ca3af;
}

.rg-blog-card__date svg,
.rg-blog-card__reading svg {
    color: #d1d5db;
}

/* Card CTA */
.rg-blog-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary, #C62828);
    margin-top: auto;
}

.rg-blog-card__cta svg {
    transition: transform 0.2s ease;
}

.rg-blog-card:hover .rg-blog-card__cta svg {
    transform: translateX(4px);
}

/* Pagination */
.rg-blog-pagination {
    margin-top: 48px;
    display: flex;
    justify-content: center;
}

.rg-blog-pagination .page-numbers {
    display: flex;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
    align-items: center;
}

.rg-blog-pagination .page-numbers li {
    margin: 0;
}

.rg-blog-pagination .page-numbers a,
.rg-blog-pagination .page-numbers span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 14px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    color: #4b5563;
    text-decoration: none;
    transition: all 0.2s ease;
}

.rg-blog-pagination .page-numbers a:hover {
    background: #f9fafb;
    border-color: var(--color-primary, #C62828);
    color: var(--color-primary, #C62828);
}

.rg-blog-pagination .page-numbers .current {
    background: var(--color-primary, #C62828);
    border-color: var(--color-primary, #C62828);
    color: #fff;
}

.rg-blog-pagination .page-numbers .prev,
.rg-blog-pagination .page-numbers .next {
    padding: 0;
}

/* Empty State */
.rg-blog-empty {
    text-align: center;
    padding: 80px 20px;
    color: #9ca3af;
}

.rg-blog-empty svg {
    margin-bottom: 20px;
    color: #d1d5db;
}

.rg-blog-empty h2 {
    font-size: 20px;
    font-weight: 600;
    color: #6b7280;
    margin: 0 0 8px;
}

.rg-blog-empty p {
    font-size: 15px;
    margin: 0;
}

/* ========================================
   B) SINGLE POST PAGE
   ======================================== */

.rg-single {
    background: #f8fafc;
}

/* Single Hero */
.rg-single-hero {
    padding: 32px 0 24px;
    background: #fff;
    border-bottom: 1px solid #f1f5f9;
}

@media (min-width: 768px) {
    .rg-single-hero {
        padding: 48px 0 32px;
    }
}

.rg-single-hero__inner {
    max-width: 860px;
}

/* Breadcrumb */
.rg-single-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0;
    font-size: 13px;
    color: #9ca3af;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.rg-single-breadcrumb a {
    color: #6b7280;
    text-decoration: none;
}

.rg-single-breadcrumb a:hover {
    color: #374151;
}

.rg-single-breadcrumb span {
    margin: 0 8px;
}

.rg-single-breadcrumb span:last-child {
    color: #374151;
    font-weight: 500;
    margin: 0;
    margin-left: 8px;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Hero Category */
.rg-single-hero__cat {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-primary, #C62828);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.rg-single-hero__cat:hover {
    background: var(--color-primary-dark, #B71C1C);
    color: #fff;
}

/* Hero Title */
.rg-single-hero__title {
    font-size: 28px;
    font-weight: 800;
    color: #111827;
    margin: 0 0 20px;
    line-height: 1.25;
    letter-spacing: -0.5px;
}

@media (min-width: 768px) {
    .rg-single-hero__title {
        font-size: 40px;
        letter-spacing: -1px;
    }
}

@media (min-width: 1024px) {
    .rg-single-hero__title {
        font-size: 46px;
    }
}

/* Hero Meta */
.rg-single-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
}

.rg-single-hero__author {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #374151;
    font-weight: 500;
}

.rg-single-hero__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.rg-single-hero__date,
.rg-single-hero__reading {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: #6b7280;
}

.rg-single-hero__date svg,
.rg-single-hero__reading svg {
    color: #9ca3af;
}

/* Featured Image */
.rg-single-featured {
    padding: 24px 0 0;
    background: #fff;
}

@media (min-width: 768px) {
    .rg-single-featured {
        padding: 32px 0 0;
    }
}

.rg-single-featured__figure {
    margin: 0;
    max-width: 1000px;
}

.rg-single-featured__img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

@media (min-width: 768px) {
    .rg-single-featured__img {
        border-radius: 20px;
    }
}

.rg-single-featured__caption {
    margin-top: 12px;
    font-size: 13px;
    color: #9ca3af;
    text-align: center;
    font-style: italic;
}

/* Content Layout */
.rg-single-layout {
    padding: 48px 0 64px;
}

@media (min-width: 768px) {
    .rg-single-layout {
        padding: 56px 0 80px;
    }
}

.rg-single-layout__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 1024px) {
    .rg-single-layout__grid {
        grid-template-columns: 1fr 320px;
        gap: 48px;
    }
}

@media (min-width: 1200px) {
    .rg-single-layout__grid {
        grid-template-columns: 1fr 360px;
        gap: 64px;
    }
}

/* Main Content */
.rg-single-content {
    max-width: 100%;
    min-width: 0;
}

/* Article Body Typography */
.rg-single-content__body {
    font-size: 17px;
    line-height: 1.8;
    color: #374151;
}

@media (min-width: 768px) {
    .rg-single-content__body {
        font-size: 18px;
    }
}

.rg-single-content__body p {
    margin: 0 0 24px;
}

.rg-single-content__body h2 {
    font-size: 26px;
    font-weight: 700;
    color: #111827;
    margin: 48px 0 20px;
    letter-spacing: -0.5px;
}

.rg-single-content__body h3 {
    font-size: 22px;
    font-weight: 700;
    color: #111827;
    margin: 40px 0 16px;
}

.rg-single-content__body h4 {
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    margin: 32px 0 12px;
}

.rg-single-content__body ul,
.rg-single-content__body ol {
    margin: 0 0 24px;
    padding-left: 24px;
}

.rg-single-content__body li {
    margin-bottom: 10px;
}

.rg-single-content__body a {
    color: var(--color-primary, #C62828);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.rg-single-content__body a:hover {
    color: var(--color-primary-dark, #B71C1C);
}

.rg-single-content__body img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 32px 0;
}

.rg-single-content__body figure {
    margin: 32px 0;
}

.rg-single-content__body figcaption {
    margin-top: 10px;
    font-size: 13px;
    color: #9ca3af;
    text-align: center;
}

/* Blockquote */
.rg-single-content__body blockquote {
    margin: 32px 0;
    padding: 24px 28px;
    background: #f8fafc;
    border-left: 4px solid var(--color-primary, #C62828);
    border-radius: 0 12px 12px 0;
    font-size: 18px;
    font-style: italic;
    color: #4b5563;
}

.rg-single-content__body blockquote p:last-child {
    margin-bottom: 0;
}

/* Tags */
.rg-single-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid #e5e7eb;
}

.rg-single-tags__label {
    font-size: 14px;
    font-weight: 600;
    color: #6b7280;
    margin-right: 4px;
}

.rg-single-tag {
    padding: 6px 12px;
    background: #f3f4f6;
    color: #4b5563;
    font-size: 13px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.rg-single-tag:hover {
    background: #e5e7eb;
    color: #1f2937;
}

/* Share Buttons */
.rg-single-share {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-top: 24px;
}

.rg-single-share__label {
    font-size: 14px;
    font-weight: 600;
    color: #6b7280;
    margin-right: 4px;
}

.rg-single-share__btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.rg-single-share__btn--fb {
    background: #1877f2;
    color: #fff;
}

.rg-single-share__btn--fb:hover {
    background: #166fe5;
    color: #fff;
}

.rg-single-share__btn--tw {
    background: #000;
    color: #fff;
}

.rg-single-share__btn--tw:hover {
    background: #333;
    color: #fff;
}

.rg-single-share__btn--wa {
    background: #25D366;
    color: #fff;
}

.rg-single-share__btn--wa:hover {
    background: #22c55e;
    color: #fff;
}

.rg-single-share__btn--copy {
    background: #f3f4f6;
    color: #6b7280;
}

.rg-single-share__btn--copy:hover {
    background: #e5e7eb;
    color: #374151;
}

/* Post Navigation */
.rg-single-nav {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid #e5e7eb;
}

@media (min-width: 640px) {
    .rg-single-nav {
        grid-template-columns: 1fr 1fr;
    }
}

.rg-single-nav__item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 20px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.rg-single-nav__item:hover {
    border-color: var(--color-primary, #C62828);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.rg-single-nav__item--next {
    text-align: right;
}

.rg-single-nav__label {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.rg-single-nav__item--next .rg-single-nav__label {
    justify-content: flex-end;
}

.rg-single-nav__title {
    font-size: 15px;
    font-weight: 600;
    color: #374151;
    line-height: 1.4;
}

.rg-single-nav__item:hover .rg-single-nav__title {
    color: var(--color-primary, #C62828);
}

/* ========================================
   C) SIDEBAR
   ======================================== */

.rg-single-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (min-width: 1024px) {
    .rg-single-sidebar {
        position: sticky;
        top: 100px;
        align-self: start;
    }
}

/* Sidebar Widget */
.rg-sidebar-widget {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    border: 1px solid #f1f5f9;
}

.rg-sidebar-widget__title {
    font-size: 16px;
    font-weight: 700;
    color: #111827;
    margin: 0 0 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-primary, #C62828);
}

/* Sidebar Posts */
.rg-sidebar-posts {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.rg-sidebar-post__link {
    display: flex;
    gap: 12px;
    text-decoration: none;
}

.rg-sidebar-post__img {
    width: 64px;
    height: 48px;
    object-fit: cover;
    border-radius: 8px;
    flex-shrink: 0;
}

.rg-sidebar-post__content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.rg-sidebar-post__title {
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.rg-sidebar-post__link:hover .rg-sidebar-post__title {
    color: var(--color-primary, #C62828);
}

.rg-sidebar-post__date {
    font-size: 12px;
    color: #9ca3af;
}

/* Sidebar Categories */
.rg-sidebar-cats {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rg-sidebar-cat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: #f9fafb;
    border-radius: 10px;
    text-decoration: none;
    color: #4b5563;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.rg-sidebar-cat:hover {
    background: #f3f4f6;
    color: var(--color-primary, #C62828);
}

.rg-sidebar-cat__count {
    font-size: 12px;
    color: #9ca3af;
    background: #e5e7eb;
    padding: 2px 8px;
    border-radius: 10px;
}

/* Sidebar CTA */
.rg-sidebar-cta {
    background: linear-gradient(135deg, #fef2f2 0%, #fff7ed 100%);
    border-radius: 16px;
    padding: 28px 24px;
    text-align: center;
    border: 1px solid #fecaca;
}

.rg-sidebar-cta__icon {
    width: 56px;
    height: 56px;
    background: #fff;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--color-primary, #C62828);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.rg-sidebar-cta__title {
    font-size: 16px;
    font-weight: 700;
    color: #111827;
    margin: 0 0 8px;
}

.rg-sidebar-cta__desc {
    font-size: 14px;
    color: #6b7280;
    margin: 0 0 20px;
    line-height: 1.5;
}

.rg-sidebar-cta__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 20px;
    background: #25D366;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.rg-sidebar-cta__btn:hover {
    background: #22c55e;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
}

.rg-sidebar-empty {
    font-size: 14px;
    color: #9ca3af;
    text-align: center;
    padding: 20px 0;
}

/* ========================================
   D) RELATED POSTS
   ======================================== */

.rg-related {
    padding: 56px 0 72px;
    background: #fff;
    border-top: 1px solid #f1f5f9;
}

@media (min-width: 768px) {
    .rg-related {
        padding: 72px 0 96px;
    }
}

.rg-related__title {
    font-size: 24px;
    font-weight: 700;
    color: #111827;
    margin: 0 0 32px;
    text-align: center;
}

@media (min-width: 768px) {
    .rg-related__title {
        font-size: 28px;
        margin-bottom: 40px;
    }
}

.rg-related__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

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

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

/* Small Card Variant */
.rg-blog-card--sm .rg-blog-card__body {
    padding: 16px 18px;
}

.rg-blog-card--sm .rg-blog-card__title {
    font-size: 16px;
    margin-bottom: 8px;
}

.rg-blog-card--sm .rg-blog-card__date {
    font-size: 12px;
    color: #9ca3af;
}

/* ========================================
   E) RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 767px) {
    .rg-blog-filters {
        top: 60px;
    }
    
    .rg-blog-cats {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 8px;
        -webkit-overflow-scrolling: touch;
    }
    
    .rg-blog-cats::-webkit-scrollbar {
        display: none;
    }
    
    .rg-single-hero__meta {
        gap: 12px;
    }
    
    .rg-single-share {
        justify-content: center;
    }
}

/* ========================================
   F) PRINT STYLES
   ======================================== */

@media print {
    .rg-blog-filters,
    .rg-blog-pagination,
    .rg-single-sidebar,
    .rg-single-share,
    .rg-single-nav,
    .rg-related {
        display: none !important;
    }
    
    .rg-single-layout__grid {
        grid-template-columns: 1fr;
    }
    
    .rg-single-content__body {
        font-size: 12pt;
    }
}