@charset "UTF-8";
/**
 * Thầy Giáo KDOL - Master Stylesheet
 * Slogan: "1 đơn hàng - 1 nụ cười"
 * Mobile-First Design (max-width: 430px)
 */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700&display=swap');
@import url('./variables.css?v=2.0.0');
@import url('./reset.css?v=2.0.0');
@import url('./components.css?v=2.0.0');

/* ==========================================================
   PAGE-SPECIFIC UTILITIES & SECTIONS
   ========================================================== */

/* Hero Section */
.hero-box {
  padding: var(--spacing-xl) var(--page-padding-x);
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  border: 1px solid #FED7AA;
}

.hero-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
  line-height: 1.25;
  margin-bottom: var(--spacing-xs);
}

.hero-highlight {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

/* Feature Grid */
.feature-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.feature-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.feature-icon-box {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
}

.feature-body h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: 4px;
}

.feature-body p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Section Header */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.section-head .title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
}

.section-head .link-more {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  text-decoration: none;
}

/* Post Cards */
.post-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
  text-decoration: none;
}

.post-card:active {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-primary);
}

.post-card-content {
  padding: var(--spacing-md);
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.post-card-title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
  line-height: 1.35;
  margin-bottom: 6px;
}

.post-card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.45;
}

/* Article Detail */
.article-header {
  padding: var(--spacing-lg) var(--page-padding-x);
  border-bottom: 1px solid var(--color-border);
}

.article-category {
  margin-bottom: var(--spacing-xs);
}

.article-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.article-body {
  padding: var(--spacing-lg) var(--page-padding-x);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-main);
}

.article-body p {
  margin-bottom: var(--spacing-md);
  color: #334155;
}

.article-body h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-main);
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-xs);
}

.article-body h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--spacing-md);
  padding-left: 20px;
}

.article-body ul li {
  list-style-type: disc;
  margin-bottom: 6px;
  color: var(--color-text-secondary);
}

.article-body ol li {
  list-style-type: decimal;
  margin-bottom: 6px;
  color: var(--color-text-secondary);
}

.article-callout {
  background-color: var(--color-bg-subtle);
  border-left: 3px solid var(--color-secondary);
  padding: var(--spacing-md);
  border-radius: var(--radius-xs);
  margin: var(--spacing-md) 0;
  font-size: var(--font-size-sm);
}

.article-callout strong {
  color: var(--color-secondary);
}

/* Article Featured Image & In-content Images (Responsive 100%, không tràn khung mobile) */
.article-featured-image-wrap {
  margin: var(--spacing-md) 0 var(--spacing-lg);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-subtle);
}

.article-featured-image {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.article-image-caption {
  padding: 8px 12px;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background-color: var(--color-bg-subtle);
  text-align: center;
  border-top: 1px solid var(--color-border);
  line-height: 1.4;
}

.article-content-image-wrap {
  margin: var(--spacing-lg) 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-subtle);
}

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

.article-content-image-wrap figcaption {
  padding: 6px 10px;
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: center;
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  line-height: 1.4;
}

/* Article In-Body Links */
.article-body a {
  color: var(--color-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

/* Article Share Bar (Sao chép link & Web Share API) */
.article-share-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  flex-wrap: wrap;
}

.btn-share-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  color: var(--color-text-main);
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1.3;
}

.btn-share-action:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-border-focus);
}

.btn-share-action.copied {
  background-color: #DCFCE7;
  border-color: #86EFAC;
  color: #16A34A;
}

.btn-share-action svg {
  flex-shrink: 0;
}

/* Banner cuối bài viết: Bạn muốn bắt đầu kinh doanh online? Đăng ký Partner KDOL */
.article-partner-banner {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-xl) var(--page-padding-x);
  background-color: #FFF7ED;
  border: 1.5px solid #FED7AA;
  border-radius: var(--radius-md);
  text-align: center;
}

.article-partner-banner-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  background-color: #FFFFFF;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  border: 1px solid #FDBA74;
  margin-bottom: 8px;
}

.article-partner-banner-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
  margin-bottom: 6px;
}

.article-partner-banner-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
}

/* 404 / Trạng thái không tìm thấy bài viết */
.article-not-found {
  padding: var(--spacing-2xl) var(--page-padding-x);
  text-align: center;
  background-color: var(--color-bg-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  margin: var(--spacing-xl) 0;
}

.article-not-found-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #FFF2EB;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
}

.article-not-found-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 8px;
}

.article-not-found-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-lg);
}

.article-not-found-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

/* Success Confirmation Box */
.success-box {
  text-align: center;
  padding: var(--spacing-2xl) var(--page-padding-x);
}

.success-icon-wrapper {
  width: 64px;
  height: 64px;
  background-color: var(--color-success-bg);
  color: var(--color-success);
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  border: 1px solid #BBF7D0;
}

.success-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-main);
  margin-bottom: var(--spacing-xs);
}

.success-desc {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.next-steps-card {
  text-align: left;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.next-steps-card h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-main);
}

.next-steps-card ol {
  padding-left: 18px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.next-steps-card ol li {
  list-style: decimal;
  margin-bottom: 6px;
}

/* Category Filter Tabs */
.filter-tabs {
  display: flex;
  gap: var(--spacing-xs);
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: var(--spacing-md);
  scrollbar-width: none;
}

.filter-tabs::-webkit-scrollbar {
  display: none;
}

.filter-tab-btn {
  padding: 6px 14px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  background-color: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.filter-tab-btn.active {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  padding: var(--spacing-sm) var(--page-padding-x);
  background-color: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumbs a {
  color: var(--color-text-secondary);
}

.breadcrumbs .separator {
  color: var(--color-border-focus);
}

/* ==========================================================
   HOMEPAGE COMPONENTS (BANNER SLIDER, INTRO, PARTNER BANNER)
   ========================================================== */

/* 1. Banner Slider */
.section-slider {
  width: 100%;
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.slider-viewport {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 2 / 1;
  outline: none;
  background-color: #FFF7ED;
}

.slider-loading-skeleton {
  aspect-ratio: 2 / 1;
  width: 100%;
}

.slider-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
  .slider-track {
    transition: none !important;
  }
}

.slider-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  aspect-ratio: 2 / 1;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

/* Banner Image Slider - Tỷ lệ 2:1 */
.slide-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  text-decoration: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.slide-img {
  width: 100%;
  height: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

@media (hover: hover) {
  .slide-link:hover .slide-img {
    transform: scale(1.015);
  }
}

.slider-slide.slide-bg-orange {
  background-color: #FFF7ED;
  border-left: 4px solid var(--color-primary);
}

.slider-slide.slide-bg-blue {
  background-color: #EFF6FF;
  border-left: 4px solid var(--color-secondary);
}

.slider-slide.slide-bg-neutral {
  background-color: #F8FAFC;
  border-left: 4px solid #64748B;
}

.slider-slide.slide-bg-orange-subtle {
  background-color: #FFFBF5;
  border-left: 4px solid #FB923C;
}

.slide-link-overlay {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: var(--spacing-md) var(--page-padding-x);
  text-decoration: none;
  color: inherit;
}

.slide-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 95%;
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--radius-xs);
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  border: 1px solid #FED7AA;
  margin-bottom: 6px;
}

.slider-slide.slide-bg-blue .slide-badge {
  color: var(--color-secondary);
  border-color: #BFDBFE;
}

.slide-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.25;
  margin-bottom: 4px;
}

.slide-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.slide-cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
}

.slider-slide.slide-bg-blue .slide-cta-pill {
  color: var(--color-secondary);
}

.slider-pagination {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 5;
  padding: 3px 8px;
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: 12px;
}

.slider-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.65);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.25s ease;
}

.slider-dot:hover {
  background-color: #FFFFFF;
}

.slider-dot.active {
  width: 20px;
  border-radius: 4px;
  background-color: var(--color-primary);
}

/* 2. Section Giới thiệu ngắn */
.intro-section {
  padding: var(--spacing-xl) var(--page-padding-x);
  background-color: var(--color-bg-white);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.intro-avatar-wrapper {
  width: 150px;
  height: 150px;
  margin: 0 auto 12px;
  position: relative;
}

.intro-avatar-img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.intro-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 2px;
}

.intro-slogan {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-secondary);
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.intro-desc {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 18px;
  text-align: center;
}

/* 3. Bài viết mới (Compact List) */
.post-card-compact {
  padding: 0;
  margin-bottom: var(--spacing-sm);
}

.post-card-inner {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
}

.post-thumbnail-wrapper {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: var(--radius-xs);
  overflow: hidden;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.post-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.post-thumbnail-placeholder {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
}

.post-thumbnail-placeholder svg {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-xs);
  display: block;
}

.post-card-compact .post-card-content {
  padding: 0;
  flex: 1;
  min-width: 0;
}

.post-card-compact .post-card-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-compact .post-card-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 4. Banner Tuyển Partner */
.partner-recruitment-banner {
  margin: var(--spacing-xl) var(--page-padding-x);
  padding: var(--spacing-xl) var(--spacing-md);
  background-color: var(--color-primary-light);
  border: 1.5px solid #FDBA74;
  border-radius: var(--radius-md);
  text-align: center;
}

.partner-banner-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 1px solid #FED7AA;
  margin-bottom: 10px;
}

.partner-banner-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
  margin-bottom: 8px;
}

.partner-banner-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
}

.btn-partner-cta {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border: 1px solid var(--color-primary);
  font-weight: 700;
  padding: 12px 20px;
  letter-spacing: 0.3px;
}

.btn-partner-cta:hover,
.btn-partner-cta:active {
  background-color: var(--color-primary-hover);
}

/* 5. Kiến thức nổi bật */
.post-card-featured {
  border-left: 3px solid var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.badge-featured-pill {
  background-color: #FEF3C7;
  color: #B45309;
  border: 1px solid #FDE68A;
}

.post-card-footer-action {
  margin-top: 8px;
  display: flex;
  justify-content: flex-end;
}

.read-more-text {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-secondary);
}

/* ==========================================================
   ABOUT PAGE ("TÔI LÀ AI - THẦY GIÁO KDOL")
   ========================================================== */
.about-hero {
  padding: var(--spacing-xl) var(--page-padding-x) var(--spacing-lg);
  text-align: center;
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
}

.about-portrait-wrapper {
  width: 140px;
  height: 140px;
  margin: 0 auto 16px;
  position: relative;
}

.about-portrait-img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 3px solid var(--color-primary-light);
}

.about-h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.25;
  margin-bottom: 4px;
}

.about-slogan {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-secondary);
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.about-section-heading {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-main);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-xs);
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-xs);
}

.about-prose {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--spacing-md);
}

.about-quote-box {
  background-color: var(--color-primary-light);
  border-left: 3px solid var(--color-primary);
  padding: var(--spacing-md);
  border-radius: var(--radius-xs);
  margin: var(--spacing-md) 0 var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-main);
  line-height: 1.6;
}

.about-quote-box strong {
  color: var(--color-primary);
}

/* Ecosystem Section (Droppii & Siêu Thị Vina - Có thể biên tập) */
.ecosystem-card {
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

.ecosystem-title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text-main);
  margin: var(--spacing-xs) 0 6px;
}

.ecosystem-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
}

.ecosystem-item {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 10px;
}

.ecosystem-item:last-of-type {
  margin-bottom: 0;
}

.ecosystem-item-header {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 6px;
}

.ecosystem-item-header strong {
  font-size: var(--font-size-sm);
  color: var(--color-text-main);
}

.ecosystem-role {
  font-size: var(--font-size-xs);
  color: var(--color-secondary);
  font-weight: 500;
}

.ecosystem-item-text {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin: 0;
}

.ecosystem-edit-note {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 10px;
  line-height: 1.4;
  font-style: italic;
}

.about-cta-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: var(--spacing-2xl);
}

/* ==========================================================
   BLOG HUB ("KDOL LÀ GÌ? - KIẾN THỨC KINH DOANH ONLINE")
   ========================================================== */

/* 1. Header Box & Thanh tìm kiếm */
.blog-header-box {
  padding: var(--spacing-lg) var(--page-padding-x) var(--spacing-sm);
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
}

.blog-main-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.25;
  margin-bottom: 4px;
}

.blog-intro-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
}

.blog-search-wrapper {
  position: relative;
  width: 100%;
  margin-bottom: var(--spacing-xs);
}

.blog-search-input {
  width: 100%;
  height: 44px;
  padding: 10px 38px 10px 38px;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-text-main);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.blog-search-input:focus {
  background-color: var(--color-bg-white);
  border-color: var(--color-primary);
  outline: none;
}

.blog-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.blog-search-clear-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-border);
  color: var(--color-text-secondary);
  border: none;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
}

.blog-search-clear-btn:hover {
  background-color: var(--color-border-focus);
}

/* 2. Horizontal Scroll Chips */
.horizontal-chips-wrapper {
  background-color: var(--color-bg-white);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.horizontal-chips-list {
  display: flex;
  gap: var(--spacing-xs);
  overflow-x: auto;
  padding: 0 var(--page-padding-x);
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.horizontal-chips-list::-webkit-scrollbar {
  display: none;
}

.chip-btn {
  padding: 7px 14px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  white-space: nowrap;
  flex-shrink: 0;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chip-btn:hover {
  background-color: var(--color-bg-accent);
  color: var(--color-text-main);
}

.chip-btn.active {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
  font-weight: 600;
}

.chip-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

/* 3. Hero Featured Article ở đầu trang */
.featured-hero-article {
  padding: var(--spacing-md) var(--page-padding-x) 0;
}

.hero-article-card {
  display: block;
  background-color: var(--color-bg-white);
  border: 1.5px solid #FED7AA;
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-decoration: none;
  color: inherit;
  background-color: #FFFDF9;
  transition: border-color var(--transition-fast);
}

.hero-article-card:hover,
.hero-article-card:active {
  border-color: var(--color-primary);
}

.hero-article-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: 8px;
}

.hero-article-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
  margin-bottom: 6px;
}

.hero-article-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
}

.hero-article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid #FED7AA;
  font-size: var(--font-size-xs);
}

.hero-meta-text {
  color: var(--color-text-muted);
}

.hero-cta-btn {
  font-weight: 600;
  color: var(--color-primary);
}

/* 4. Load More & Pagination */
.load-more-container {
  padding: var(--spacing-md) 0 var(--spacing-lg);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.load-more-counter {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.load-more-container.all-loaded .load-more-counter {
  padding: 8px 12px;
  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-full);
  display: inline-block;
  margin: 0 auto;
}

/* 5. Empty State (Khi không có kết quả tìm kiếm) */
.empty-state-box {
  padding: var(--spacing-2xl) var(--page-padding-x);
  text-align: center;
  background-color: var(--color-bg-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  margin: var(--spacing-md) 0;
}

.empty-state-icon {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
  display: flex;
  justify-content: center;
}

.empty-state-title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.empty-state-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
}

/* ==========================================================
   MULTI-STEP PARTNER REGISTRATION FORM & SUCCESS PAGE
   ========================================================== */

/* 1. Stepper Progress Indicator (Bước 1/2 và Bước 2/2) */
.form-stepper {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.stepper-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.stepper-step-label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stepper-step-counter {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}

.stepper-bar-track {
  width: 100%;
  height: 6px;
  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.stepper-bar-fill {
  height: 100%;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width 0.35s ease;
  width: 50%;
}

.stepper-step-tabs {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.stepper-tab {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: var(--radius-xs);
  background-color: var(--color-bg-subtle);
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.stepper-tab.active {
  background-color: #FFF2EB;
  color: var(--color-primary);
  border: 1px solid #FED7AA;
}

.stepper-tab.completed {
  background-color: #F0FDF4;
  color: #16A34A;
  border: 1px solid #BBF7D0;
}

.stepper-tab-num {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: currentColor;
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

.stepper-tab.completed .stepper-tab-num {
  background-color: #16A34A;
}

.stepper-tab.active .stepper-tab-num {
  background-color: var(--color-primary);
}

/* 2. Form Controls & Validation */
.form-step-panel {
  display: none;
}

.form-step-panel.active {
  display: block;
}

.form-group {
  margin-bottom: var(--spacing-md);
  position: relative;
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 6px;
}

.form-label .required {
  color: #DC2626;
  font-weight: 700;
  margin-left: 2px;
}

.form-control,
.form-select {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px;
  font-size: 15px;
  font-family: inherit;
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-sizing: border-box;
}

.form-select {
  appearance: none;
  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='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 38px;
  cursor: pointer;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(243, 112, 33, 0.15);
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #DC2626 !important;
  background-color: #FEF2F2;
}

.form-error-msg {
  display: none;
  font-size: var(--font-size-xs);
  color: #DC2626;
  margin-top: 5px;
  line-height: 1.35;
  font-weight: 500;
}

.form-group.has-error .form-error-msg {
  display: flex;
  align-items: center;
  gap: 4px;
}

.form-help {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 4px;
  line-height: 1.4;
}

/* 3. Touch-Friendly Choice Cards (Checkboxes & Radios) */
.choice-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.choice-card-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.choice-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background-color: var(--color-bg-white);
  cursor: pointer;
  min-height: 44px;
  transition: all var(--transition-fast);
  user-select: none;
  box-sizing: border-box;
}

.choice-card:hover {
  background-color: #FFFDF9;
  border-color: #FDBA74;
}

.choice-card.is-selected {
  background-color: #FFF7ED;
  border-color: var(--color-primary);
}

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

.choice-card-text {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-text-main);
  line-height: 1.3;
}

.choice-card.is-selected .choice-card-text {
  font-weight: 600;
  color: var(--color-text-main);
}

/* Checkbox Điều khoản bảo mật */
.privacy-agree-box {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
}

.privacy-agree-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.privacy-agree-label input[type="checkbox"] {
  margin-top: 2px;
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.privacy-agree-label a {
  color: var(--color-secondary);
  text-decoration: underline;
  font-weight: 600;
}

/* 4. Form Action Buttons (Tiếp tục, Quay lại, Đăng ký Partner) */
.form-actions {
  display: flex;
  gap: 10px;
  margin-top: var(--spacing-xl);
}

.form-actions .btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-back-step {
  flex: 1;
}

.btn-next-step,
.btn-submit-form {
  flex: 2;
}

/* Loading state for button */
.btn.is-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.85;
  color: transparent !important;
}

.btn.is-loading::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  top: 50%;
  left: 50%;
  margin-top: -9px;
  margin-left: -9px;
  border: 2px solid #FFFFFF;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spinner-rotate 0.6s linear infinite;
}

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

/* 5. Demo Mode Notice Badges */
.demo-mode-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: #FEF3C7;
  border: 1px solid #FCD34D;
  border-radius: var(--radius-xs);
  font-size: 11px;
  color: #92400E;
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
}

.demo-mode-badge svg {
  flex-shrink: 0;
  color: #D97706;
}

/* Success Page Specifics */
.success-demo-banner {
  margin: var(--spacing-md) 0 var(--spacing-lg);
  padding: 10px 14px;
  background-color: #FFF7ED;
  border: 1px dashed #FDBA74;
  border-radius: var(--radius-sm);
  text-align: left;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.success-demo-banner strong {
  color: var(--color-primary);
}