/* ==========================================================================
   SERVICE DETAIL PAGE STYLES (MINIMALIST & PROFESSIONAL - MATCHING IMAGE 2)
   ========================================================================== */

.service-page-section {
  padding: 40px 0 80px 0;
  background-color: #f8fafc;
  min-height: calc(100vh - 400px);
}

.service-layout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 36px;
  align-items: flex-start;
}

/* Left: Main Content Card */
.service-content-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  box-shadow: 0 4px 20px rgba(11, 27, 61, 0.05);
  border: 1px solid #e2e8f0;
}

/* Breadcrumbs matching Image 2 */
.service-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.92rem;
  color: #64748b;
  margin-bottom: 24px;
}

.service-breadcrumb .bc-link {
  color: #64748b;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.service-breadcrumb .bc-link:hover {
  color: var(--primary-navy);
}

.service-breadcrumb .bc-sep {
  color: #94a3b8;
  font-size: 0.95rem;
  user-select: none;
}

.service-breadcrumb .bc-current {
  color: #1e293b;
  font-weight: 600;
}

/* Main Heading matching Image 2 */
.service-main-heading {
  font-size: 2.25rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.25;
  margin-bottom: 28px;
  font-family: var(--font-serif);
}

/* Intro Paragraph matching Image 2 */
.service-intro-text {
  font-size: 1.05rem;
  color: #334155;
  line-height: 1.75;
  margin-bottom: 28px;
}

.service-intro-text strong {
  color: #0f172a;
  font-weight: 700;
}

/* Bullet list matching Image 2 */
.service-bullets-list {
  list-style: none;
  padding: 0;
  margin: 0 0 36px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.service-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1.05rem;
  font-weight: 600;
  color: #1e293b;
  line-height: 1.5;
}

.service-bullet-item .bullet-dash {
  color: #0f172a;
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.3;
}

.service-bullet-item .bullet-text {
  flex: 1;
}

/* Thin horizontal rule */
.service-divider {
  border: none;
  border-top: 1px solid #e2e8f0;
  margin: 36px 0;
}

/* CTA Card */
.service-cta-banner {
  background: linear-gradient(135deg, #fdf8eb 0%, #fffbf2 100%);
  border: 1px solid #ecd8b1;
  border-radius: var(--radius-md);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.service-cta-banner .cta-banner-text h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 6px;
}

.service-cta-banner .cta-banner-text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  max-width: 500px;
}

.service-cta-banner .cta-banner-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Sidebar */
.service-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 110px;
}

.sidebar-widget {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 4px 16px rgba(11, 27, 61, 0.04);
  border: 1px solid #e2e8f0;
}

.sidebar-widget-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary-navy);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1.5px solid #f1f5f9;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-widget-title i {
  color: var(--gold-accent);
}

.sidebar-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-nav-item {
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.sidebar-nav-link i:first-child {
  width: 20px;
  color: #64748b;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.sidebar-nav-link span {
  flex: 1;
}

.sidebar-nav-link .arrow-icon {
  font-size: 0.75rem;
  color: #cbd5e1;
  transition: all var(--transition-fast);
}

.sidebar-nav-item:hover .sidebar-nav-link {
  background-color: var(--bg-alt);
  color: var(--primary-blue);
}

.sidebar-nav-item:hover .sidebar-nav-link i:first-child {
  color: var(--gold-accent);
}

.sidebar-nav-item.active .sidebar-nav-link {
  background-color: var(--primary-navy);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(11, 27, 61, 0.15);
}

.sidebar-nav-item.active .sidebar-nav-link i:first-child {
  color: var(--gold-light);
}

.sidebar-nav-item.active .sidebar-nav-link .arrow-icon {
  color: var(--gold-light);
  transform: translateX(3px);
}

/* Support Widget */
.support-widget {
  background: linear-gradient(135deg, #0b1b3d 0%, #07122b 100%);
  color: #ffffff;
  border: 1px solid rgba(197, 155, 39, 0.3);
  position: relative;
  overflow: hidden;
}

.support-widget-badge {
  display: inline-block;
  background: rgba(197, 155, 39, 0.2);
  border: 1px solid rgba(197, 155, 39, 0.4);
  color: var(--gold-light);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.support-widget h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
}

.support-widget p {
  font-size: 0.85rem;
  color: #cbd5e1;
  line-height: 1.5;
  margin-bottom: 16px;
}

.support-phone-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  margin-bottom: 16px;
}

.support-phone-box i {
  color: var(--gold-light);
  font-size: 1.2rem;
}

.support-phone-num {
  font-size: 1.3rem;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: 0.5px;
}

.support-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.btn-support-zalo {
  background: #0068ff;
  color: #ffffff;
  text-align: center;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-support-zalo:hover {
  background: #0052cc;
  color: #ffffff;
}

.btn-support-modal {
  background: var(--gold-gradient);
  color: #ffffff;
  border: none;
  text-align: center;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.btn-support-modal:hover {
  opacity: 0.95;
  box-shadow: 0 4px 12px rgba(197, 155, 39, 0.3);
}

/* Badge on Homepage Cards */
.badge-study-link,
.badge-service-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(11, 27, 61, 0.85);
  backdrop-filter: blur(6px);
  color: var(--gold-light);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-gold);
  z-index: 2;
  transition: all var(--transition-fast);
}

.practice-card:hover .badge-study-link,
.practice-card:hover .badge-service-tag {
  background: var(--gold-gradient);
  color: #ffffff;
  border-color: transparent;
}

@media (max-width: 992px) {
  .service-layout-grid {
    grid-template-columns: 1fr;
  }
  .service-content-card {
    padding: 28px 20px;
  }
  .service-main-heading {
    font-size: 1.75rem;
  }
  .service-sidebar {
    position: static;
  }
}

/* ==========================================================================
   FLOATING HOTLINE CALL BUTTON (VIBRATING RED PHONE & CLICK-TO-CALL)
   ========================================================================== */
.hotline-phone-ring-wrap {
  position: fixed;
  bottom: 28px;
  left: 24px;
  z-index: 9999;
}

.hotline-phone-ring-btn {
  display: flex;
  align-items: center;
  text-decoration: none;
  position: relative;
}

/* Pulsing outer wave 1 */
.phone-ring-wave {
  width: 78px;
  height: 78px;
  position: absolute;
  top: -11px;
  left: -11px;
  border-radius: 50%;
  border: 2px solid #e52b2b;
  opacity: 0.8;
  animation: hotline-wave 1.6s infinite ease-in-out;
  pointer-events: none;
}

/* Wave circle fill 2 */
.phone-ring-circle-fill {
  width: 66px;
  height: 66px;
  position: absolute;
  top: -5px;
  left: -5px;
  border-radius: 50%;
  background-color: rgba(229, 43, 43, 0.22);
  animation: hotline-circle-fill 2s infinite ease-in-out;
  pointer-events: none;
}

/* Core Red Circle Button (matches user image 100%) */
.phone-ring-icon {
  width: 56px;
  height: 56px;
  background: #e52b2b;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 22px rgba(229, 43, 43, 0.55);
  position: relative;
  z-index: 2;
  transition: transform 0.2s ease, background-color 0.2s ease;
  animation: hotline-shake 1.2s infinite ease-in-out;
}

.phone-ring-icon i {
  color: #ffffff;
  font-size: 1.45rem;
}

.hotline-phone-ring-btn:hover .phone-ring-icon {
  background: #c91818;
  transform: scale(1.08);
}

/* Expanding Phone Number Pill on Desktop */
.phone-ring-number {
  background: linear-gradient(135deg, #0b1b3d 0%, #152d5e 100%);
  border: 1.5px solid #c59b27;
  color: #ffffff;
  padding: 8px 18px 8px 24px;
  border-radius: 0 30px 30px 0;
  margin-left: -18px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.25;
  box-shadow: 0 4px 16px rgba(11, 27, 61, 0.25);
  transition: all 0.3s ease;
  z-index: 1;
}

.phone-ring-number span {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #dfb743;
  font-weight: 700;
}

.phone-ring-number strong {
  font-size: 1.05rem;
  color: #ffffff;
  font-weight: 900;
  letter-spacing: 0.5px;
}

.hotline-phone-ring-btn:hover .phone-ring-number {
  background: #0b1b3d;
  box-shadow: 0 6px 20px rgba(197, 155, 39, 0.35);
}

/* Animations */
@keyframes hotline-wave {
  0% {
    transform: scale(0.6);
    opacity: 0.9;
  }
  50% {
    opacity: 0.5;
  }
  100% {
    transform: scale(1.35);
    opacity: 0;
  }
}

@keyframes hotline-circle-fill {
  0% {
    transform: scale(0.85);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.18);
    opacity: 0.3;
  }
  100% {
    transform: scale(0.85);
    opacity: 0.8;
  }
}

@keyframes hotline-shake {
  0% {
    transform: rotate(0deg) scale(1);
  }
  10% {
    transform: rotate(-18deg) scale(1.06);
  }
  20% {
    transform: rotate(18deg) scale(1.06);
  }
  30% {
    transform: rotate(-18deg) scale(1.06);
  }
  40% {
    transform: rotate(18deg) scale(1.06);
  }
  50% {
    transform: rotate(0deg) scale(1);
  }
  100% {
    transform: rotate(0deg) scale(1);
  }
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
  .hotline-phone-ring-wrap {
    bottom: 20px;
    left: 16px;
  }
  .phone-ring-number {
    display: none; /* Chỉ hiển thị nút tròn đỏ rung lắc trên màn hình điện thoại nhỏ để tránh che nội dung */
  }
  .phone-ring-icon {
    width: 52px;
    height: 52px;
  }
  .phone-ring-icon i {
    font-size: 1.35rem;
  }
}

/* Tối ưu Hero Banner thoáng đạt khi không còn cột chữ phụ bên phải */
@media (min-width: 993px) {
  .hero-inner {
    display: flex;
    align-items: center;
  }
  .hero-content {
    max-width: 680px;
  }
}

@media (max-width: 992px) {
  .hero-inner {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }
}