/*
Theme Name: VDG-NhaKhoaTuetinh
Theme URI: https://viennhakhoatuetinh.vn/
Description: Theme chuyên nghiệp dành riêng cho Viện Đào Tạo và Chăm Sóc Nha Khoa Tuệ Tĩnh. Chuẩn Medical Premium & Dental Academy.
Author: VDG Dental Academy Team
Template: astra
Version: 1.0.0
Text Domain: VDG-NhaKhoaTuetinh
*/

:root {
  --primary-color: #0B5C9E;
  --primary-dark: #084375;
  --primary-light: #EBF3FA;
  --secondary-color: #00A896;
  --secondary-dark: #008779;
  --secondary-light: #E6F6F4;
  --accent-color: #E67E22;
  --accent-hover: #D35400;
  --text-dark: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --bg-white: #FFFFFF;
  --bg-slate: #F8FAFC;
  --border-light: #E2E8F0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.03);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

body {
  font-family: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-body);
  background-color: var(--bg-white);
  line-height: 1.65;
  letter-spacing: -0.01em;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Be Vietnam Pro', 'Inter', sans-serif;
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.3;
}

/* Header & Navigation */
/* =========================================================================
   HEADER & LOGO BALANCE SYSTEM
   ========================================================================= */

@media (max-width: 820px) {
  .tt-header-topbar {
    display: none !important;
  }
}

.main-header-bar {
  border-bottom: 1px solid var(--border-light);
  background: #ffffff !important;
  padding: 4px 0 !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
}

.main-header-bar .ast-container {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  max-width: 1360px !important;
  margin: 0 auto !important;
  padding: 0 24px !important;
  flex-wrap: nowrap !important;
}

/* CÂN ĐỐI VÙNG LOGO & NHẬN DIỆN */
.site-branding,
.ast-site-identity,
.site-header-primary-section-left,
.ast-builder-layout-element[data-section="title_tagline"] {
  display: flex !important;
  align-items: center !important;
  margin: 0 !important;
  padding: 0 !important;
  visibility: visible !important;
  opacity: 1 !important;
  flex-shrink: 0 !important;
}

.site-logo-img {
  display: inline-flex !important;
  align-items: center !important;
  line-height: 1 !important;
  margin: 0 !important;
  padding: 0 !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.site-logo-img a,
.custom-logo-link {
  display: inline-flex !important;
  align-items: center !important;
  text-decoration: none !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.custom-logo-link img,
.site-logo-img img,
img.custom-logo {
  display: inline-block !important;
  visibility: visible !important;
  opacity: 1 !important;
  max-height: 48px !important;
  width: auto !important;
  max-width: 220px !important;
  height: auto !important;
  object-fit: contain !important;
}

/* Ẩn text title thừa của Astra khi đã có ảnh logo chuẩn */
.site-logo-img ~ .ast-site-title-wrap,
.ast-site-title-wrap {
  display: none !important;
}


/* CÂN ĐỐI MENU ĐIỀU HƯỚNG TRÊN 1 HÀNG DUY NHẤT */
.site-header-primary-section-right {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  flex-wrap: nowrap !important;
  flex-shrink: 0 !important;
}

.ast-builder-menu-1,
.ast-builder-menu-1 .main-navigation {
  display: flex !important;
  align-items: center !important;
  flex-wrap: nowrap !important;
}

.main-header-menu {
  display: flex !important;
  align-items: center !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  flex-wrap: nowrap !important;
  gap: 2px !important;
}

.main-header-menu > .menu-item {
  display: inline-flex !important;
  align-items: center !important;
  flex-shrink: 0 !important;
}

.main-header-menu > .menu-item > a {
  font-weight: 600 !important;
  color: #1E293B !important;
  font-size: 13px !important;
  padding: 6px 7px !important;
  letter-spacing: 0.01em !important;
  transition: all 0.2s ease !important;
  white-space: nowrap !important;
  line-height: 1.4 !important;
}

.main-header-menu > .menu-item:hover > a,
.main-header-menu > .menu-item.current-menu-item > a {
  color: var(--primary-color) !important;
}

/* Nút CTA tư vấn trên thanh menu - Gọn gàng và tuyệt đối cùng hàng */
.main-header-menu > .menu-item.menu-item-cta {
  margin-left: 8px !important;
  display: inline-flex !important;
  align-items: center !important;
  flex-shrink: 0 !important;
}

.tt-header-nav-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 7px 14px !important;
  font-size: 12.5px !important;
  font-weight: 700 !important;
  color: #ffffff !important;
  background-color: var(--accent-color) !important;
  border-radius: 6px !important;
  text-decoration: none !important;
  white-space: nowrap !important;
  line-height: 1.2 !important;
  box-shadow: 0 2px 6px rgba(230, 126, 34, 0.3) !important;
  transition: all 0.2s ease !important;
}

.tt-header-nav-btn:hover {
  background-color: var(--accent-hover) !important;
  color: #ffffff !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 10px rgba(230, 126, 34, 0.4) !important;
}

/* Dropdown Submenu học thuật */
.main-header-menu .sub-menu {
  background: #ffffff !important;
  border: 1px solid var(--border-light) !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.04) !important;
  padding: 8px 0 !important;
  min-width: 240px !important;
  top: 100% !important;
}

.main-header-menu .sub-menu .menu-item a {
  font-size: 13.5px !important;
  padding: 9px 18px !important;
  color: #334155 !important;
  font-weight: 500 !important;
  transition: all 0.15s ease !important;
}

.main-header-menu .sub-menu .menu-item:hover > a {
  background-color: var(--primary-light) !important;
  color: var(--primary-color) !important;
  padding-left: 22px !important;
}

@media (max-width: 1100px) {
  .main-header-menu > .menu-item > a {
    font-size: 12px !important;
    padding: 6px 5px !important;
  }
  .custom-logo-link img.custom-logo {
    max-height: 42px !important;
    max-width: 180px !important;
  }
  .tt-header-nav-btn {
    padding: 6px 10px !important;
    font-size: 11.5px !important;
  }
}

/* Custom UI Components */
.tt-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tt-badge-primary {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.tt-badge-teal {
  background-color: var(--secondary-light);
  color: var(--secondary-dark);
}

.tt-badge-warning {
  background-color: #FEF3C7;
  color: #92400E;
}

/* Buttons */
.tt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  min-height: 48px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
  gap: 8px;
}

.tt-btn-primary {
  background-color: var(--primary-color);
  color: #ffffff !important;
}

.tt-btn-primary:hover {
  background-color: var(--primary-dark);
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(11, 92, 158, 0.25);
  transform: translateY(-1px);
}

.tt-btn-secondary {
  background-color: var(--secondary-color);
  color: #ffffff !important;
}

.tt-btn-secondary:hover {
  background-color: var(--secondary-dark);
  color: #ffffff !important;
}

.tt-btn-outline {
  background-color: transparent;
  border-color: var(--primary-color);
  color: var(--primary-color) !important;
}

.tt-btn-outline:hover {
  background-color: var(--primary-light);
  color: var(--primary-color) !important;
}

.tt-btn-accent {
  background-color: var(--accent-color);
  color: #ffffff !important;
}

.tt-btn-accent:hover {
  background-color: var(--accent-hover);
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(230, 126, 34, 0.3);
}

/* Cards */
.tt-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.3s ease;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.tt-card:hover {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.tt-course-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  background: #ffffff;
  transition: all 0.3s ease;
}

.tt-course-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: #CBD5E1;
}

.tt-course-card-header {
  padding: 20px;
  background: linear-gradient(135deg, var(--primary-light) 0%, #FFFFFF 100%);
  border-bottom: 1px solid var(--border-light);
}

.tt-course-card-body {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

/* 2 Mảng Đào Tạo Trọng Tâm: Y Sỹ Răng Hàm Mặt & Điều Dưỡng Nha Khoa */
.tt-pillar-spotlight-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 2px solid var(--primary-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 25px -5px rgba(11, 92, 158, 0.15), 0 8px 10px -6px rgba(11, 92, 158, 0.1);
  transition: all 0.35s ease;
  position: relative;
}

.tt-pillar-spotlight-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 30px -10px rgba(11, 92, 158, 0.25);
  border-color: var(--secondary-color);
}

.tt-pillar-spotlight-header {
  padding: 28px 28px 22px 28px;
  background: linear-gradient(135deg, #0B5C9E 0%, #073B66 100%);
  color: #ffffff;
  position: relative;
}

.tt-pillar-spotlight-header.teal {
  background: linear-gradient(135deg, #00A896 0%, #00665C 100%);
}

.tt-pillar-spotlight-body {
  padding: 28px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.tt-pillar-spotlight-body > div:last-child {
  display: flex !important;
  gap: 12px !important;
  margin-top: auto !important;
  width: 100% !important;
  align-items: stretch !important;
}

.tt-pillar-spotlight-body > div:last-child .tt-btn {
  flex: 1 1 0% !important;
  padding: 11px 12px !important;
  font-size: 13.5px !important;
  text-align: center !important;
  white-space: nowrap !important;
  min-height: 44px !important;
  box-sizing: border-box !important;
  justify-content: center !important;
}

@media (max-width: 640px) {
  .tt-pillar-spotlight-body {
    padding: 20px 16px !important;
  }
  .tt-pillar-spotlight-header {
    padding: 22px 18px 18px 18px !important;
  }
  .tt-pillar-spotlight-body > div:last-child {
    flex-direction: column !important;
    gap: 10px !important;
  }
  .tt-pillar-spotlight-body > div:last-child .tt-btn {
    width: 100% !important;
    flex: none !important;
  }
}

.tt-feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #FEF3C7;
  color: #92400E;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}


.tt-course-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 16px 0;
  padding: 12px;
  background-color: var(--bg-slate);
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.tt-course-meta-item {
  display: flex;
  flex-direction: column;
}

.tt-course-meta-label {
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  font-weight: 600;
}

.tt-course-meta-value {
  color: var(--text-dark);
  font-weight: 600;
}

/* Grids */
.tt-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.tt-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.tt-grid-2 {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  justify-content: space-between !important;
  align-items: stretch !important;
  gap: 32px !important;
  width: 100% !important;
  box-sizing: border-box !important;
}

.tt-grid-2 > p,
.tt-grid-3 > p,
.tt-grid-4 > p {
  display: none !important;
  margin: 0 !important;
  padding: 0 !important;
  width: 0 !important;
  height: 0 !important;
}

.tt-grid-2 > .tt-pillar-spotlight-card,
.tt-grid-2 > div {
  flex: 1 1 0% !important;
  width: calc(50% - 16px) !important;
  max-width: calc(50% - 16px) !important;
  box-sizing: border-box !important;
}

@media (max-width: 768px) {
  .tt-grid-2 {
    flex-direction: column !important;
    flex-wrap: wrap !important;
    gap: 24px !important;
  }
  .tt-grid-2 > .tt-pillar-spotlight-card,
  .tt-grid-2 > div {
    width: 100% !important;
    max-width: 100% !important;
  }
}


.tt-card-actions {
  display: flex;
  gap: 12px;
  margin-top: auto;
  width: 100%;
}

@media (max-width: 500px) {
  .tt-card-actions {
    flex-direction: column;
  }
  .tt-card-actions .tt-btn {
    width: 100%;
  }
}

/* Sections */
.tt-section {
  padding: 64px 0;
}

.tt-section-alt {
  background-color: var(--bg-slate);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.tt-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.tt-section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px auto;
}

.tt-section-title {
  font-size: 32px;
  margin-top: 12px;
  margin-bottom: 16px;
  color: var(--text-dark);
}

.tt-section-desc {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Placeholder callout */
.tt-placeholder-notice {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  color: #B45309;
  background-color: #FEF3C7;
  padding: 4px 8px;
  border-radius: 4px;
  margin-top: 6px;
}

/* Medical Disclaimer */
.tt-medical-disclaimer {
  background-color: #F1F5F9;
  border-left: 4px solid var(--primary-color);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 24px 0;
}

/* FAQ Accordion */
.tt-faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  background: #ffffff;
  overflow: hidden;
}

.tt-faq-question {
  padding: 18px 24px;
  font-weight: 600;
  font-size: 16px;
  color: var(--text-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tt-faq-answer {
  padding: 0 24px 20px 24px;
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.65;
}

/* Lead Form */
.tt-lead-form-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.tt-form-group {
  margin-bottom: 18px;
}

.tt-form-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.tt-form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--text-dark);
  background-color: #ffffff;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.tt-form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Mobile Sticky CTA Bar */
.tt-mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #ffffff;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
  padding: 10px 14px;
  z-index: 99999;
  border-top: 1px solid var(--border-light);
}

@media (max-width: 768px) {
  .tt-mobile-sticky-bar {
    display: flex;
    gap: 10px;
  }
  
  .tt-mobile-sticky-bar .tt-btn {
    flex: 1;
    min-height: 44px;
    padding: 8px 10px;
    font-size: 13px;
    text-align: center;
    border-radius: 6px;
  }
  
  body {
    padding-bottom: 65px; /* tránh bị che nội dung */
  }

  .tt-section {
    padding: 40px 0;
  }

  .tt-section-title {
    font-size: 26px;
  }
}

/* Tối ưu bố cục trang & Ẩn footer mặc định của Astra để dùng Footer học thuật 4 cột */
.page .entry-header {
  display: none !important;
}

.ast-footer-builder,
.site-footer .site-primary-footer-wrap,
.site-footer .site-below-footer-wrap {
  display: none !important;
}

.site-content {
  padding-top: 0 !important;
  padding-bottom: 0 !important;
}

.entry-content {
  margin: 0 !important;
}

/* Full-width content resets for Astra Theme (Chỉ áp dụng riêng cho Trang Chủ) */
body.home.ast-separate-container #primary,
body.home.ast-separate-container.ast-two-container #primary {
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
}

body.home.ast-separate-container .ast-article-single,
body.home.ast-separate-container .ast-article-post {
  padding: 0 !important;
  margin: 0 !important;
  border: none !important;
  background: transparent !important;
}

body.home .site-content .ast-container {
  max-width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
}

/* ==========================================================================
   BỐ CỤC CHUẨN MỰC BÀI VIẾT Y KHOA & BLOG (SINGLE POST / ARTICLE)
   Khắc phục lỗi tràn viền sát mép màn hình, tạo khung đọc học thuật tinh tế
   ========================================================================== */
body.single-post,
body.single,
body.blog,
body.archive {
  background-color: #F8FAFC !important;
}

body.single-post .site-content,
body.single .site-content,
body.blog .site-content,
body.archive .site-content {
  padding: 40px 0 70px 0 !important;
  background-color: #F8FAFC !important;
}

body.single-post .site-content .ast-container,
body.single .site-content .ast-container,
body.blog .site-content .ast-container,
body.archive .site-content .ast-container {
  max-width: 960px !important;
  margin: 0 auto !important;
  padding: 0 20px !important;
  box-sizing: border-box !important;
}

body.single-post #primary,
body.single #primary,
body.blog #primary,
body.archive #primary {
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
}

body.single-post .ast-article-single,
body.single .ast-article-single {
  background: #ffffff !important;
  padding: 48px 56px !important;
  border-radius: 12px !important;
  box-shadow: 0 4px 20px rgba(11, 92, 158, 0.06), 0 1px 3px rgba(0, 0, 0, 0.05) !important;
  border: 1px solid #E2E8F0 !important;
  width: 100% !important;
  box-sizing: border-box !important;
  margin: 0 auto !important;
}

body.single-post .entry-header,
body.single .entry-header {
  margin-bottom: 28px !important;
  padding-bottom: 20px !important;
  border-bottom: 1px solid #E2E8F0 !important;
}

body.single-post .entry-title,
body.single .entry-title {
  font-size: 32px !important;
  line-height: 1.35 !important;
  color: #082845 !important;
  font-weight: 700 !important;
  margin-bottom: 14px !important;
}

body.single-post .entry-meta,
body.single .entry-meta {
  font-size: 14px !important;
  color: #64748B !important;
  margin-bottom: 0 !important;
}

body.single-post .entry-meta a,
body.single .entry-meta a {
  color: var(--primary-color, #0B5C9E) !important;
  text-decoration: none !important;
  font-weight: 600 !important;
}

body.single-post .entry-content,
body.single .entry-content {
  font-size: 17px !important;
  line-height: 1.8 !important;
  color: #334155 !important;
}

body.single-post .entry-content p,
body.single .entry-content p {
  margin-bottom: 20px !important;
  font-size: 17px !important;
  line-height: 1.8 !important;
}

body.single-post .entry-content p.lead,
body.single .entry-content p.lead {
  font-size: 18.5px !important;
  line-height: 1.75 !important;
  color: #0F172A !important;
  font-weight: 500 !important;
  background: #F1F5F9 !important;
  padding: 20px 24px !important;
  border-left: 4px solid var(--primary-color, #0B5C9E) !important;
  border-radius: 0 8px 8px 0 !important;
  margin-bottom: 28px !important;
}

body.single-post .entry-content h2,
body.single .entry-content h2 {
  font-size: 24px !important;
  font-weight: 700 !important;
  color: var(--primary-color, #0B5C9E) !important;
  margin-top: 36px !important;
  margin-bottom: 16px !important;
  padding-bottom: 8px !important;
  border-bottom: 2px solid #F1F5F9 !important;
}

body.single-post .entry-content h3,
body.single .entry-content h3 {
  font-size: 20px !important;
  font-weight: 600 !important;
  color: #0F172A !important;
  margin-top: 28px !important;
  margin-bottom: 12px !important;
}

body.single-post .entry-content ul,
body.single-post .entry-content ol,
body.single .entry-content ul,
body.single .entry-content ol {
  padding-left: 28px !important;
  margin-bottom: 24px !important;
  line-height: 1.85 !important;
}

body.single-post .entry-content li,
body.single .entry-content li {
  margin-bottom: 8px !important;
}

@media (max-width: 768px) {
  body.single-post .site-content,
  body.single .site-content {
    padding: 20px 0 40px 0 !important;
  }
  body.single-post .ast-article-single,
  body.single .ast-article-single {
    padding: 24px 18px !important;
    border-radius: 8px !important;
  }
  body.single-post .entry-title,
  body.single .entry-title {
    font-size: 24px !important;
    line-height: 1.3 !important;
  }
}

/* Các trang nội dung thông thường (Page: giới thiệu, liên hệ, chính sách...) */
body.page:not(.home) .site-content {
  padding: 40px 0 70px 0 !important;
  background-color: #F8FAFC !important;
}

body.page:not(.home) .site-content .ast-container {
  max-width: 1040px !important;
  margin: 0 auto !important;
  padding: 0 20px !important;
}

body.page:not(.home) .ast-article-single {
  background: #ffffff !important;
  padding: 40px 48px !important;
  border-radius: 12px !important;
  box-shadow: 0 4px 20px rgba(11, 92, 158, 0.06) !important;
  border: 1px solid #E2E8F0 !important;
}

@media (max-width: 768px) {
  body.page:not(.home) .site-content {
    padding: 20px 0 40px 0 !important;
  }
  body.page:not(.home) .ast-article-single {
    padding: 24px 18px !important;
  }
}

/* Đảm bảo 2 card đào tạo luôn hiển thị 2 cột song song trên cùng 1 hàng desktop */
.tt-grid-2 > .tt-pillar-spotlight-card {
  flex: 1 1 0% !important;
  width: calc(50% - 16px) !important;
  max-width: calc(50% - 16px) !important;
  min-width: 0 !important;
  box-sizing: border-box !important;
}

@media (max-width: 768px) {
  .tt-grid-2 > .tt-pillar-spotlight-card {
    width: 100% !important;
    max-width: 100% !important;
  }
}

.tt-pillar-spotlight-body .tt-btn {
  white-space: nowrap;
}

/* Tinh chỉnh khu vực Bình Luận (Comment Form) chuẩn phong cách y tế */
.comments-area {
  margin-top: 40px !important;
  padding-top: 36px !important;
  border-top: 1px solid #E2E8F0 !important;
}

.comments-area .comment-reply-title {
  font-size: 22px !important;
  font-weight: 700 !important;
  color: #082845 !important;
  margin-bottom: 8px !important;
}

.comments-area .comment-notes {
  font-size: 14px !important;
  color: #64748B !important;
  margin-bottom: 20px !important;
}

.comments-area textarea#comment,
.comments-area input[type="text"],
.comments-area input[type="email"],
.comments-area input[type="url"] {
  border: 1px solid #CBD5E1 !important;
  border-radius: 8px !important;
  padding: 12px 16px !important;
  font-size: 15px !important;
  color: #1E293B !important;
  background: #FFFFFF !important;
  transition: all 0.2s ease !important;
}

.comments-area textarea#comment:focus,
.comments-area input[type="text"]:focus,
.comments-area input[type="email"]:focus,
.comments-area input[type="url"]:focus {
  border-color: var(--primary-color, #0B5C9E) !important;
  box-shadow: 0 0 0 3px rgba(11, 92, 158, 0.15) !important;
  outline: none !important;
}

.comments-area .form-submit input#submit {
  background-color: var(--primary-color, #0B5C9E) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  font-size: 15px !important;
  padding: 12px 28px !important;
  border-radius: 8px !important;
  border: none !important;
  cursor: pointer !important;
  transition: all 0.25s ease !important;
}

.comments-area .form-submit input#submit:hover {
  background-color: #084375 !important;
  box-shadow: 0 4px 12px rgba(11, 92, 158, 0.25) !important;
  transform: translateY(-1px) !important;
}

.comments-area .comment-form-cookies-consent {
  font-size: 14px !important;
  color: #64748B !important;
  line-height: 1.6 !important;
  margin-top: 14px !important;
  margin-bottom: 20px !important;
}