/* Trang Blog, Category, Tác giả */
.ib-page {
	--ib-green: #15803d;
	--ib-green-dark: #14532d;
	--ib-green-soft: #f0f8f3;
	--ib-green-tint: #dcf1e3;
	--ib-text: #1f2937;
	--ib-muted: #6b7280;
	--ib-border: #e5e7eb;
	--ib-radius: 10px;
	color: var(--ib-text);
	font-size: 15px;
	line-height: 1.55;
	padding-bottom: 48px;
}

.ib-page *, .ib-page *::before, .ib-page *::after { box-sizing: border-box; }
.ib-page ul { list-style: none; margin: 0; padding: 0; }
.ib-page a { text-decoration: none; }
.ib-page img { max-width: 100%; }

.ib-section { margin-top: 36px; }
.ib-section__head { align-items: center; display: flex; gap: 16px; justify-content: space-between; margin-bottom: 14px; }
.ib-section__head .ib-heading { margin-bottom: 0; }

/* Tiêu đề section là text thường, không dùng thẻ heading */
.ib-heading { color: var(--ib-text); font-size: 18px; font-weight: 700; line-height: 1.35; margin-bottom: 14px; }
.ib-heading--lg { font-size: 22px; margin-bottom: 2px; }
.ib-heading--bar { border-left: 3px solid var(--ib-green); padding-left: 10px; }
.ib-heading--dot { align-items: center; display: flex; gap: 10px; }
.ib-heading--dot::before { background: var(--ib-green-tint); border: 4px solid var(--ib-green-soft); border-radius: 50%; content: ""; flex: none; height: 22px; width: 22px; }
.ib-subheading { color: var(--ib-muted); font-size: 14px; margin: 0 0 14px; }
.ib-count { color: var(--ib-muted); font-size: 13px; font-weight: 400; margin-left: 4px; }
.ib-more { color: var(--ib-green); flex: none; font-size: 13px; font-weight: 600; }
.ib-more:hover { color: var(--ib-green-dark); }
.ib-empty { color: var(--ib-muted); margin-top: 36px; }

.ib-panel { background: var(--ib-green-soft); border: 1px solid var(--ib-green-tint); border-radius: var(--ib-radius); padding: 20px; }

/* Hero */
.ib-hero--blog { background: linear-gradient(100deg, #fff 45%, var(--ib-green-tint) 100%); padding: 44px 0; }
.ib-hero--category { background: linear-gradient(100deg, #fff 35%, var(--ib-green-tint) 100%); border: 1px solid var(--ib-border); border-radius: var(--ib-radius); padding: 28px; }
.ib-eyebrow { color: var(--ib-green); font-size: 12px; font-weight: 700; letter-spacing: .08em; margin-bottom: 8px; text-transform: uppercase; }
.ib-page .ib-hero__title { color: var(--ib-green-dark); font-size: 36px; font-weight: 800; line-height: 1.25; margin: 0; }
.ib-hero__desc { color: #4b5563; margin: 12px 0 0; max-width: 560px; }
.ib-hero__desc p { margin: 0; }

/* Badge */
.ib-badge { background: var(--ib-green); border-radius: 4px; color: #fff; display: inline-block; font-size: 11px; font-weight: 600; line-height: 1.4; padding: 3px 8px; }
.ib-badge--soft { background: var(--ib-green-tint); color: var(--ib-green-dark); }

/* Thẻ bài viết */
.ib-grid { display: grid; gap: 16px; }
.ib-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ib-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.ib-card { background: #fff; border: 1px solid var(--ib-border); border-radius: var(--ib-radius); display: flex; flex-direction: column; overflow: hidden; transition: box-shadow .2s; }
.ib-card:hover { box-shadow: 0 6px 18px rgba(20, 83, 45, .1); }
.ib-card__media { aspect-ratio: 16 / 9; background: linear-gradient(135deg, #bfe3cb, #7cc495); display: block; overflow: hidden; position: relative; }
.ib-card__media img { display: block; height: 100%; object-fit: cover; transition: transform .3s; width: 100%; }
.ib-card:hover .ib-card__media img { transform: scale(1.03); }
.ib-card__media .ib-badge { bottom: 10px; left: 10px; position: absolute; }
.ib-card__body { display: flex; flex: 1; flex-direction: column; padding: 12px; }
.ib-card__body .ib-badge { align-self: flex-start; margin-bottom: 8px; }
.ib-page .ib-card__title { font-size: 14px; font-weight: 700; line-height: 1.4; margin: 0; }
.ib-page .ib-card__title a, .ib-page .ib-mini__title a, .ib-page .ib-featured__title a { color: var(--ib-text); }
.ib-page .ib-card__title a:hover, .ib-page .ib-mini__title a:hover, .ib-page .ib-featured__title a:hover { color: var(--ib-green); }
.ib-card__date { color: var(--ib-muted); font-size: 12px; margin-top: 6px; }
.ib-card__excerpt { color: var(--ib-muted); font-size: 12px; margin: 6px 0 10px; }
.ib-card__meta { align-items: center; color: var(--ib-muted); display: flex; flex-wrap: wrap; font-size: 12px; gap: 6px 12px; justify-content: space-between; margin-top: auto; }
.ib-card__author { align-items: center; display: inline-flex; gap: 5px; }
.ib-card__author img { border-radius: 50%; height: 20px; object-fit: cover; width: 20px; }

/* Khối nổi bật */
.ib-featured { display: grid; gap: 12px; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
.ib-featured__main { background: #fff; border: 1px solid var(--ib-border); border-radius: var(--ib-radius); overflow: hidden; }
.ib-page .ib-featured__title { font-size: 17px; font-weight: 700; line-height: 1.4; margin: 0; }
.ib-featured__side { display: flex; flex-direction: column; gap: 12px; }
.ib-featured__side .ib-mini { flex: 1; }

.ib-mini { align-items: flex-start; background: #fff; border: 1px solid var(--ib-border); border-radius: 8px; display: flex; gap: 12px; padding: 10px; }
.ib-mini__media { aspect-ratio: 4 / 3; background: linear-gradient(135deg, #bfe3cb, #7cc495); border-radius: 6px; flex: 0 0 84px; overflow: hidden; }
.ib-mini__media img { display: block; height: 100%; object-fit: cover; width: 100%; }
.ib-page .ib-mini__title { font-size: 13px; font-weight: 600; line-height: 1.4; margin: 0; }

/* Trang Blog */
.ib-topics { display: grid; gap: 12px; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.ib-topics a { align-items: center; background: #fff; border: 1px solid var(--ib-border); border-radius: 8px; color: var(--ib-text); display: flex; font-size: 14px; font-weight: 600; height: 100%; min-height: 56px; padding: 10px 14px; transition: border-color .2s, color .2s; }
.ib-topics a:hover { border-color: var(--ib-green); color: var(--ib-green); }

.ib-resources { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.ib-resources .ib-mini { background: transparent; border: 0; padding: 0; }
.ib-resources .ib-mini + .ib-mini { margin-top: 12px; }

.ib-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.ib-chips a { border: 1px solid var(--ib-border); border-radius: 6px; color: var(--ib-text); display: block; font-size: 13px; padding: 7px 12px; }
.ib-chips a:hover { border-color: var(--ib-green); color: var(--ib-green); }

.ib-cta { align-items: center; background: linear-gradient(100deg, var(--ib-green-tint), var(--ib-green-soft)); border-radius: var(--ib-radius); display: flex; gap: 20px; justify-content: space-between; margin-top: 36px; padding: 22px 24px; }
.ib-cta__title { color: var(--ib-green-dark); font-size: 20px; font-weight: 700; }
.ib-cta__desc { color: #4b5563; font-size: 13px; margin: 4px 0 0; }
.ib-page .ib-btn { background: var(--ib-green); border-radius: 8px; color: #fff; flex: none; font-size: 14px; font-weight: 600; padding: 10px 18px; }
.ib-page .ib-btn:hover { background: var(--ib-green-dark); color: #fff; }

/* Trang Category */
.ib-breadcrumb { background: var(--ib-green-soft); padding: 8px 0; }
.ib-page .breadcrumb { background: transparent; margin: 0; padding: 0; }
.ib-page .breadcrumb ul { display: flex; flex-wrap: wrap; gap: 4px; }
.ib-page .breadcrumb li, .ib-page .breadcrumb a, .ib-page .breadcrumb span { color: var(--ib-muted); font-size: 13px; }
.ib-page .breadcrumb a:hover { color: var(--ib-green); }
.ib-page .breadcrumb i { margin-right: 4px; }

.ib-layout { align-items: flex-start; display: grid; gap: 24px; grid-template-columns: 240px minmax(0, 1fr); margin-top: 24px; }
.ib-sidebar { position: sticky; top: 90px; }
.ib-sidebar__box { border: 1px solid var(--ib-border); border-radius: var(--ib-radius); padding: 14px; }
.ib-sidebar__title { font-size: 14px; font-weight: 700; margin-bottom: 8px; padding: 0 8px; }
.ib-sidebar a { border-radius: 6px; color: var(--ib-text); display: block; font-size: 13px; padding: 7px 8px; }
.ib-sidebar a:hover { color: var(--ib-green); }
.ib-sidebar a.is-active { background: var(--ib-green-tint); color: var(--ib-green-dark); font-weight: 600; }
.ib-page .ib-sidebar ul ul { border-left: 1px solid var(--ib-border); margin-left: 10px; padding-left: 6px; }

.ib-pagination { align-items: center; display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 24px; }
.ib-pagination .page-numbers { align-items: center; border: 1px solid var(--ib-border); border-radius: 6px; color: var(--ib-text); display: inline-flex; font-size: 13px; height: 32px; justify-content: center; min-width: 32px; padding: 0 8px; }
.ib-pagination a.page-numbers:hover { border-color: var(--ib-green); color: var(--ib-green); }
.ib-pagination .page-numbers.current { background: var(--ib-green); border-color: var(--ib-green); color: #fff; }
.ib-pagination .page-numbers.dots { border: 0; }

/* Trang Tác giả */
.ib-author-hero { background: linear-gradient(100deg, var(--ib-green-soft) 50%, var(--ib-green-tint) 100%); padding: 14px 0 28px; }
.ib-author-hero__inner { align-items: center; display: grid; gap: 28px; grid-template-columns: 150px minmax(0, 1fr) minmax(0, 1.1fr); margin-top: 16px; }
.ib-page .ib-author-hero__avatar { aspect-ratio: 1; border: 4px solid #fff; border-radius: 50%; height: auto; object-fit: cover; width: 150px; }
.ib-author-hero .ib-hero__title { font-size: 30px; margin-top: 8px; }
.ib-author-hero__role { color: #4b5563; font-size: 14px; margin: 2px 0 10px; }
.ib-author-hero__desc { color: #4b5563; font-size: 14px; margin: 0; }
.ib-socials { display: flex; gap: 8px; }
.ib-socials a { align-items: center; background: #fff; border: 1px solid var(--ib-green-tint); border-radius: 6px; color: var(--ib-green); display: flex; height: 30px; justify-content: center; width: 30px; }
.ib-socials a:hover { background: var(--ib-green); color: #fff; }

.ib-about__content { color: #4b5563; font-size: 14px; }
.ib-about__content p:last-child { margin-bottom: 0; }
/* Nội dung cũ có màu chữ trắng viết inline cho nền tối */
.ib-about__content * { color: inherit !important; }
.ib-about__content a { color: var(--ib-green) !important; }
.ib-page .ib-about__content h2, .ib-page .ib-about__content h3, .ib-page .ib-about__content h4 { color: var(--ib-text) !important; font-size: 15px; font-weight: 700; line-height: 1.4; margin: 16px 0 6px; }
.ib-about.is-collapsed .ib-about__content { -webkit-mask-image: linear-gradient(#000 60%, transparent); mask-image: linear-gradient(#000 60%, transparent); max-height: 130px; overflow: hidden; }
.ib-about__toggle { background: none; border: 0; color: var(--ib-green); cursor: pointer; font-size: 13px; font-weight: 600; margin-top: 10px; padding: 0; }

.ib-authors { display: grid; gap: 16px; grid-auto-columns: calc((100% - 48px) / 4); grid-auto-flow: column; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
.ib-authors::-webkit-scrollbar { display: none; }
.ib-authors li { scroll-snap-align: start; }
.ib-authors a { align-items: center; color: var(--ib-text); display: flex; gap: 12px; }
.ib-authors a:hover strong { color: var(--ib-green); }
.ib-page .ib-authors img { border-radius: 50%; flex: none; height: 56px; object-fit: cover; width: 56px; }
.ib-authors strong, .ib-authors small { display: block; }
.ib-authors strong { font-size: 14px; }
.ib-authors small { color: var(--ib-muted); font-size: 12px; }
.ib-slider-nav { display: flex; gap: 6px; }
.ib-slider-nav[hidden] { display: none; }
.ib-slider-nav button { background: #fff; border: 1px solid var(--ib-border); border-radius: 6px; color: var(--ib-text); cursor: pointer; height: 30px; width: 30px; }
.ib-slider-nav button:hover { border-color: var(--ib-green); color: var(--ib-green); }

@media (max-width: 991px) {
	.ib-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.ib-topics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.ib-layout { grid-template-columns: minmax(0, 1fr); }
	.ib-sidebar { position: static; }
	.ib-author-hero__inner { grid-template-columns: 120px minmax(0, 1fr); }
	.ib-page .ib-author-hero__avatar { width: 120px; }
	.ib-author-hero__desc { grid-column: 1 / -1; }
	.ib-authors { grid-auto-columns: calc((100% - 16px) / 2); }
}

@media (max-width: 767px) {
	.ib-grid--3 { grid-template-columns: minmax(0, 1fr); }
	.ib-featured { grid-template-columns: minmax(0, 1fr); }
	.ib-topics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.ib-page .ib-hero__title { font-size: 28px; }
	.ib-hero--blog { padding: 28px 0; }
	.ib-hero--category { padding: 20px; }
	.ib-cta { align-items: flex-start; flex-direction: column; }
	.ib-authors { grid-auto-columns: 85%; }
}

@media (max-width: 479px) {
	.ib-grid--4 { grid-template-columns: minmax(0, 1fr); }
	.ib-author-hero__inner { gap: 16px; grid-template-columns: minmax(0, 1fr); }
}