/**
 * Ghé Dán 1 Giây – Quà Về Liền Tay
 * Final Premium Editorial Community Design System + Dedicated Mobile UX
 * Target: hethongdientuht.com
 * Art Direction:
 * - Today at Apple: Clean whitespace, architectural hierarchy, minimal UI chrome
 * - Patagonia Worn Wear: Documentary human photography as the centerpiece
 * - Nike Experiences: Confident Vietnamese display typography & youthful brand energy
 * - Red Bull Events: Structured multi-stop event archive & clear metadata
 * - OFFF Barcelona: Controlled editorial rhythm & asymmetric mosaic wall
 */

/* ==========================================================================
   1. GLOBAL DESIGN TOKENS & ARCHITECTURAL SURFACES
   ========================================================================== */
:root {
  /* Brand Colors — Hệ Thống Điện Tử HT */
  --ht-blue: #0756A4;
  --ht-blue-hover: #054382;
  --ht-blue-soft: #EFF6FF;
  --ht-red: #E4252B;
  --ht-red-hover: #C81E23;
  --ht-red-soft: #FEF2F2;
  --ht-amber: #F59E0B;

  /* Editorial Ink & Surfaces */
  --ht-navy-dark: #0B1528;
  --ht-navy-elevated: #13223D;
  --ht-title-navy: #0F172A;
  --ht-body-dark: #1E293B;
  --ht-body-muted: #475569;
  --ht-caption-muted: #64748B;
  --ht-page: #F8FAFC;
  --ht-surface-alt: #F1F5F9;
  --ht-white: #FFFFFF;

  /* Hairlines & Diffused Elevation */
  --ht-hairline: rgba(15, 23, 42, 0.08);
  --ht-hairline-strong: rgba(15, 23, 42, 0.14);
  --shadow-xs: 0 2px 8px -2px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 8px 24px -6px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 16px 36px -8px rgba(15, 23, 42, 0.09), 0 4px 12px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, 0.14);

  /* Geometry & Layout */
  --max-width: 1220px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 24px;

  /* Typography & Motion */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   2. RESET, BASE TYPOGRAPHY & SHARED EDITORIAL COMPONENTS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  background-color: var(--ht-page);
  color: var(--ht-body-dark);
  font-family: var(--font-family);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}

section[id] {
  scroll-margin-top: 76px;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* Subtle Editorial Status Indicator */
.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--ht-white);
  color: var(--ht-title-navy);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--ht-hairline-strong);
  box-shadow: var(--shadow-xs);
  margin-bottom: 16px;
  width: fit-content;
}

.live-pill.is-on-dark {
  background: rgba(255, 255, 255, 0.08);
  color: #F8FAFC;
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: none;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ht-red);
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(228, 37, 43, 0.22);
}

h1, h2, h3, .section-h2, .where-title, .program-end-title, .eyebrow-label {
  text-wrap: balance;
}

p, .hero-lead, .where-lead, .journey-intro-copy, .mosaic-text, .route-stop-story {
  text-wrap: pretty;
}

.nowrap {
  white-space: nowrap;
}

.text-highlight-red {
  color: var(--ht-red);
}

.text-highlight-blue {
  color: var(--ht-blue);
}

.text-highlight-amber {
  color: #FBBF24;
}

.hl-inline {
  color: var(--ht-blue);
  font-weight: 700;
  background: linear-gradient(transparent 62%, rgba(7, 86, 164, 0.14) 62%);
  padding: 0 2px;
  border-radius: 2px;
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--ht-title-navy);
  background: var(--ht-white);
  border: 1px solid var(--ht-hairline-strong);
  padding: 4px 11px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: var(--shadow-xs);
}

/* Section Typography */
.eyebrow-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ht-blue);
  margin-bottom: 8px;
}

.section-h2 {
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 800;
  color: var(--ht-title-navy);
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 32px;
}

.section-header-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--ht-blue);
  background: var(--ht-white);
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--ht-hairline-strong);
  box-shadow: var(--shadow-xs);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.section-header-link:hover {
  background: var(--ht-blue);
  color: var(--ht-white);
  border-color: var(--ht-blue);
  transform: translateY(-1px);
}

/* Editorial Buttons */
.btn-primary {
  background-color: var(--ht-red);
  color: var(--ht-white);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  box-shadow: 0 8px 20px -4px rgba(228, 37, 43, 0.35);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--ht-red-hover);
  color: var(--ht-white);
  transform: translateY(-1px);
  box-shadow: 0 12px 24px -4px rgba(228, 37, 43, 0.45);
}

.btn-secondary {
  background-color: var(--ht-white);
  color: var(--ht-title-navy);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid var(--ht-hairline-strong);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--ht-title-navy);
  background-color: var(--ht-surface-alt);
  transform: translateY(-1px);
}

.btn-on-dark {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--ht-white);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  transition: all var(--transition-fast);
}

.btn-on-dark:hover {
  background-color: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
}

/* Scroll Reveal Motion */
.fade-up {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   3. SITE HEADER & STICKY NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--ht-hairline);
  height: 64px;
  display: flex;
  align-items: center;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}

.ht-brand-block {
  background: var(--ht-blue);
  color: var(--ht-white);
  font-weight: 800;
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 6px;
  letter-spacing: 0.06em;
  display: inline-block;
  line-height: 1.1;
  white-space: nowrap;
  flex-shrink: 0;
}

.header-program-title {
  font-weight: 700;
  font-size: 15px;
  color: var(--ht-title-navy);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-title-sub {
  color: var(--ht-body-muted);
  font-weight: 500;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--ht-body-dark);
  text-decoration: none;
  padding: 7px 12px;
  border-radius: 999px;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.header-nav a:hover {
  background: var(--ht-surface-alt);
  color: var(--ht-blue);
}

.header-back-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--ht-title-navy);
  background: var(--ht-surface-alt);
  padding: 7px 16px;
  border-radius: 999px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  transition: background var(--transition-fast);
}

.header-back-link:hover {
  background: #E2E8F0;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--ht-hairline-strong);
  border-radius: 10px;
  color: var(--ht-title-navy);
  cursor: pointer;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ==========================================================================
   4. HERO SECTION (.program-hero) — Confident Brand Headline + Documentary Media
   ========================================================================== */
.program-hero {
  padding: 36px 0 28px;
}

.hero-stage {
  display: grid;
  grid-template-columns: 45% 55%;
  gap: 40px;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.035em;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero-line-top {
  color: var(--ht-title-navy);
  display: block;
}

.hero-line-accent {
  color: var(--ht-red);
  display: block;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ht-body-muted);
  margin: 0 0 28px;
  max-width: 510px;
}

.hero-lead strong {
  color: var(--ht-title-navy);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.hero-trust-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ht-caption-muted);
  padding-top: 18px;
  border-top: 1px solid var(--ht-hairline);
  width: 100%;
}

/* Right Side: Unrotated Editorial Documentary Composition */
.hero-collage {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-media-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #E2E8F0;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  border: 1px solid var(--ht-hairline);
}

.hero-media-card.is-main {
  aspect-ratio: 4 / 3;
}

.hero-media-subgrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.hero-media-card.is-sub {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.hero-media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  transition: transform var(--transition-smooth);
}

.hero-media-card:hover img {
  transform: scale(1.03);
}

.hero-media-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 28px 16px 12px;
  background: linear-gradient(to top, rgba(11, 21, 40, 0.86) 0%, rgba(11, 21, 40, 0.4) 60%, transparent 100%);
  color: var(--ht-white);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.hero-caption-action {
  font-size: 11px;
  font-weight: 700;
  color: #93C5FD;
  white-space: nowrap;
}

/* ==========================================================================
   5. IMPACT NUMBERS & MEANING STRIP (.impact-strip)
   ========================================================================== */
.impact-strip {
  padding: 12px 0 40px;
}

.impact-editorial-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--ht-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--ht-hairline);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.impact-stat {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.impact-stat:not(:last-child) {
  border-right: 1px solid var(--ht-hairline);
}

.impact-big-num {
  font-size: clamp(28px, 2.8vw, 38px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ht-title-navy);
}

.impact-big-num.is-accent {
  color: var(--ht-red);
}

.impact-big-num.is-blue {
  color: var(--ht-blue);
}

.impact-exact-fact {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ht-blue);
}

.impact-desc {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ht-body-muted);
}

/* ==========================================================================
   6. SPOTLIGHT: “TUẦN NÀY HT Ở ĐÂU?” (.where-is-ht)
   ========================================================================== */
.where-is-ht {
  padding: 12px 0 48px;
}

.where-grid {
  display: grid;
  grid-template-columns: 54% 46%;
  gap: 24px;
  align-items: stretch;
}

.where-radar-card {
  background: var(--ht-navy-dark);
  color: var(--ht-white);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--shadow-md);
}

.where-title {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 800;
  color: var(--ht-white);
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin-bottom: 10px;
}

.where-lead {
  font-size: 15px;
  color: #CBD5E1;
  line-height: 1.6;
}

.where-spotlight-box {
  background: var(--ht-navy-elevated);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-left: 4px solid var(--ht-amber);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.where-spotlight-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.where-spotlight-status {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #FBBF24;
  text-transform: uppercase;
}

.where-spotlight-loc {
  font-size: 22px;
  font-weight: 800;
  color: var(--ht-white);
  letter-spacing: -0.015em;
}

.where-spotlight-note {
  font-size: 13px;
  color: #94A3B8;
  line-height: 1.5;
}

.where-spotlight-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.btn-spotlight-primary {
  background: var(--ht-white);
  color: var(--ht-navy-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.btn-spotlight-primary:hover {
  background: #F1F5F9;
  transform: translateY(-1px);
}

.where-spotlight-sublink {
  font-size: 12px;
  font-weight: 600;
  color: #93C5FD;
  text-decoration: none;
}

.where-spotlight-sublink:hover {
  text-decoration: underline;
}

.where-social-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.where-social-label {
  font-size: 13px;
  font-weight: 600;
  color: #94A3B8;
}

.where-social-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-svg-icon {
  flex-shrink: 0;
  display: inline-block;
}

.where-social-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ht-white);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 7px 11px;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.where-social-pill:hover {
  background: var(--ht-blue);
  border-color: var(--ht-blue);
}

/* Right Connect Card (Offline -> QR -> App HT) */
.where-connect-card {
  background: var(--ht-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--ht-hairline);
  box-shadow: var(--shadow-sm);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.where-connect-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--ht-title-navy);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.where-connect-sub {
  font-size: 14px;
  color: var(--ht-body-muted);
  margin-bottom: 20px;
}

.connect-flow-list {
  display: flex;
  flex-direction: column;
}

.connect-flow-item {
  padding: 16px 0;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.connect-flow-item:not(:last-child) {
  border-bottom: 1px solid var(--ht-hairline);
}

.connect-flow-item:first-child {
  padding-top: 4px;
}

.connect-flow-item:last-child {
  padding-bottom: 0;
}

.connect-step-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--ht-blue);
  background: var(--ht-blue-soft);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.connect-flow-item > div > strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--ht-title-navy);
  margin-bottom: 3px;
}

.connect-flow-item p {
  font-size: 13.5px;
  color: var(--ht-body-muted);
  line-height: 1.5;
}

.connect-flow-item p strong {
  color: var(--ht-title-navy);
  font-weight: 700;
}

/* ==========================================================================
   7. JOURNEY TIMELINE MILESTONES (.journey-directory) — Event Archive System
   ========================================================================== */
.journey-directory {
  padding: 48px 0;
  background: var(--ht-white);
  border-top: 1px solid var(--ht-hairline);
  border-bottom: 1px solid var(--ht-hairline);
}

.journey-intro-copy {
  font-size: 15px;
  color: var(--ht-body-muted);
  margin-top: 6px;
  max-width: 680px;
}

.mobile-swipe-hint {
  display: none;
}

.route-timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.route-stop-card {
  background: var(--ht-page);
  border-radius: var(--radius-md);
  border: 1px solid var(--ht-hairline);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.route-stop-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  background: var(--ht-white);
}

.route-stop-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  display: block;
  background: #E2E8F0;
  position: relative;
}

.route-stop-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  transition: transform var(--transition-smooth);
}

.route-stop-card:hover .route-stop-media img {
  transform: scale(1.04);
}

.route-stop-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.route-stop-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.route-stop-num {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ht-blue);
  text-transform: uppercase;
}

.route-stop-num.is-pending {
  background: var(--ht-blue-soft);
  padding: 4px 10px;
  border-radius: 999px;
}

.route-stop-badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--ht-caption-muted);
}

.route-stop-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--ht-title-navy);
  margin-bottom: 6px;
  letter-spacing: -0.015em;
}

.route-stop-title a {
  text-decoration: none;
}

.route-stop-title a:hover {
  color: var(--ht-blue);
}

.route-stop-story {
  font-size: 13.5px;
  color: var(--ht-body-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.route-stop-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--ht-hairline);
  font-size: 13px;
}

.route-main-link {
  color: var(--ht-title-navy);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.route-main-link:hover {
  color: var(--ht-red);
}

.station-link {
  color: var(--ht-blue);
  text-decoration: none;
  font-weight: 600;
  font-size: 12px;
}

.station-link:hover {
  text-decoration: underline;
}

.station-tag-muted {
  font-size: 12px;
  color: var(--ht-caption-muted);
}

/* Thủ Đức Pending Stop */
.thu-duc-panel {
  background: var(--ht-page);
  border: 1px solid var(--ht-hairline-strong);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  font-size: 14px;
}

.thu-duc-info {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   8. GALLERY “GẶP NHAU NGOÀI ĐƯỜNG” (.featured-moments & .editorial-mosaic-grid)
   ========================================================================== */
.featured-moments {
  padding: 52px 0;
}

.editorial-mosaic-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px 20px;
}

.mosaic-card {
  grid-column: span 3;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--ht-white);
  border: 2px solid #0D2137;
  border-radius: 16px;
  padding: 10px 10px 14px;
  box-shadow: 0 5px 0 #0D2137;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mosaic-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 0 #0D2137;
}

.mosaic-card.is-featured-wide {
  grid-column: span 6;
}

.mosaic-photo {
  height: 240px;
  border-radius: 10px;
  overflow: hidden;
  background: #E2E8F0;
  position: relative;
  border: 1px solid rgba(13, 33, 55, 0.1);
}

.mosaic-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  transition: transform var(--transition-smooth);
}

.mosaic-card:hover .mosaic-photo img {
  transform: scale(1.03);
}

.mosaic-video-play {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(11, 21, 40, 0.78);
  backdrop-filter: blur(6px);
  color: var(--ht-white);
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.mosaic-card:hover .mosaic-video-play {
  background: var(--ht-red);
  transform: scale(1.08);
}

.mosaic-caption {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 2px 4px 0;
}

.mosaic-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.mosaic-loc {
  font-size: 12px;
  font-weight: 800;
  color: var(--ht-blue);
}

.mosaic-badge {
  font-size: 11px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.mosaic-badge.is-photo {
  background: #E8F1FB;
  color: var(--ht-blue);
}

.mosaic-badge.is-video {
  background: #FEE2E2;
  color: var(--ht-red);
}

.mosaic-text {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ht-title-navy);
  line-height: 1.42;
}

.mosaic-mobile-footer {
  display: none;
  margin-top: 20px;
  text-align: center;
}

/* ==========================================================================
   9. PARTICIPATION & GIFT (.participation-section & .gift-panel)
   ========================================================================== */
.participation-section {
  padding: 48px 0 56px;
  background: var(--ht-white);
  border-top: 1px solid var(--ht-hairline);
}

.participation-header {
  margin-bottom: 28px;
}

.participation-sub {
  font-size: 15px;
  color: var(--ht-body-muted);
  margin-top: 6px;
}

.process-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--ht-page);
  border: 1px solid var(--ht-hairline);
  border-radius: var(--radius-lg);
  padding: 32px;
  gap: 32px;
  margin-bottom: 28px;
}

.process-step {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.process-step:not(:last-child) {
  border-right: 1px solid var(--ht-hairline);
  padding-right: 32px;
}

.process-step-num {
  font-size: 22px;
  font-weight: 900;
  color: var(--ht-blue);
  background: var(--ht-blue-soft);
  border: 1px solid rgba(7, 86, 164, 0.16);
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.process-step-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.process-step-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--ht-title-navy);
  line-height: 1.3;
}

.process-step-text {
  font-size: 14.5px;
  color: var(--ht-body-muted);
  line-height: 1.55;
}

/* Gift Showcase Panel */
.gift-panel {
  display: grid;
  grid-template-columns: 46% 54%;
  background: var(--ht-white);
  border: 1px solid var(--ht-hairline-strong);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  align-items: stretch;
}

.gift-copy {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.gift-price {
  margin: 4px 0 12px;
  line-height: 1.1;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.gift-price-val {
  font-size: clamp(34px, 3.2vw, 44px);
  font-weight: 900;
  color: var(--ht-red);
  letter-spacing: -0.03em;
}

.gift-price-unit {
  font-size: 16px;
  font-weight: 600;
  color: var(--ht-body-muted);
}

.gift-lead {
  font-size: 14.5px;
  color: var(--ht-body-muted);
  margin-bottom: 14px;
}

.gift-items {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.gift-item {
  position: relative;
  padding: 10px 16px 10px 36px;
  background: var(--ht-blue-soft);
  border: 1px solid rgba(7, 86, 164, 0.16);
  border-radius: 10px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ht-title-navy);
  line-height: 1.3;
}

.gift-item::before {
  content: "✓";
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ht-blue);
  font-weight: 900;
  font-size: 15px;
}

.gift-meaning-quote {
  padding: 16px 18px;
  background: var(--ht-page);
  border-left: 3px solid var(--ht-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.quote-label {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ht-blue);
  text-transform: uppercase;
}

.gift-meaning-quote p {
  font-size: 13.5px;
  font-style: italic;
  color: var(--ht-body-dark);
  line-height: 1.55;
}

.gift-media {
  position: relative;
  width: 100%;
  height: 100%;
  aspect-ratio: 8 / 5;
  background: #E2E8F0;
  overflow: hidden;
}

.gift-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
}

/* ==========================================================================
   10. VIDEO ARCHIVE & LIVESTREAM (.video-archive)
   ========================================================================== */
.video-archive {
  padding: 52px 0;
  background: var(--ht-page);
  border-top: 1px solid var(--ht-hairline);
}

.video-header-block {
  max-width: 760px;
  margin-bottom: 28px;
}

.video-header-desc {
  font-size: 15px;
  color: var(--ht-body-muted);
  line-height: 1.6;
  margin-top: 6px;
}

.video-featured-holder {
  max-width: 960px;
  margin: 0 auto 28px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--ht-hairline);
  background: #0B1528;
  position: relative;
  aspect-ratio: 16 / 9;
  display: block;
  text-decoration: none;
}

.video-featured-holder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.video-featured-holder:hover img {
  transform: scale(1.02);
}

.play-circle-large {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--ht-red);
  color: var(--ht-white);
  border: 2px solid rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  transition: transform var(--transition-fast);
}

.video-featured-holder:hover .play-circle-large {
  transform: scale(1.08);
}

.video-featured-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 36px 24px 20px;
  background: linear-gradient(to top, rgba(11, 21, 40, 0.92) 0%, rgba(11, 21, 40, 0.45) 65%, transparent 100%);
  color: var(--ht-white);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.video-featured-tag {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #FBBF24;
  text-transform: uppercase;
}

.video-featured-caption strong {
  font-size: 17px;
  font-weight: 700;
}

.video-secondary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.video-card {
  background: var(--ht-white);
  border: 1px solid var(--ht-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.video-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.video-card-thumb {
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  background: #0B1528;
}

.video-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.video-card:hover .video-card-thumb img {
  transform: scale(1.03);
}

.play-circle-small {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(11, 21, 40, 0.78);
  backdrop-filter: blur(4px);
  color: var(--ht-white);
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.video-card:hover .play-circle-small {
  background: var(--ht-red);
}

.video-card-body {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.moment-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--ht-title-navy);
}

.video-card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--ht-blue);
  white-space: nowrap;
}

.video-extra-grid {
  display: none;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.video-extra-grid.is-visible {
  display: grid;
}

.video-extra-toggle-wrap {
  text-align: center;
  margin-bottom: 28px;
}

.video-social-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 24px;
  background: var(--ht-white);
  border: 1px solid var(--ht-hairline);
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ht-body-muted);
}

.video-social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.video-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ht-blue);
  font-weight: 700;
  text-decoration: none;
}

.video-social-link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   11. FINAL CTA: “THỨ SÁU TỚI GẶP NHAU Ở ĐÂU?” (.program-end)
   ========================================================================== */
.program-end {
  padding: 20px 0 56px;
}

.program-end-panel {
  background: radial-gradient(circle at 85% 15%, rgba(7, 86, 164, 0.35), transparent 55%), var(--ht-navy-dark);
  color: var(--ht-white);
  border-radius: var(--radius-xl);
  padding: 52px 36px;
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.program-end-title {
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 800;
  color: var(--ht-white);
  margin: 4px 0 14px;
  letter-spacing: -0.025em;
}

.program-end-panel p {
  font-size: 16px;
  color: #CBD5E1;
  margin-bottom: 28px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.program-end-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   12. PROGRAM FOOTER (.program-footer)
   ========================================================================== */
.program-footer {
  background: var(--ht-white);
  border-top: 1px solid var(--ht-hairline);
  padding: 24px 0;
  font-size: 13px;
  color: var(--ht-body-muted);
}

.program-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.program-footer a {
  color: var(--ht-blue);
  text-decoration: none;
  font-weight: 600;
}

.program-footer a:hover {
  text-decoration: underline;
}

.program-footer .ht-brand-block {
  margin-right: 8px;
}

/* ==========================================================================
   13. HOMEPAGE COMMUNITY BLOCK (.home-block-page)
   ========================================================================== */
.home-block-page {
  background-color: var(--ht-page);
  padding: 40px 16px;
}

.community-block-wrapper {
  max-width: 980px;
  margin: 0 auto;
  width: 100%;
}

.community-block {
  display: grid;
  grid-template-columns: 45% 55%;
  background: var(--ht-white);
  border-radius: var(--radius-xl);
  border: 2px solid #0D2137;
  overflow: hidden;
  box-shadow: 0 6px 0 #0D2137, 0 14px 32px rgba(10, 25, 47, 0.08);
  align-items: stretch;
}

.community-media {
  position: relative;
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1;
  background: #E2E8F0;
  overflow: hidden;
}

.community-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.community-body {
  padding: 32px 34px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.community-body h2 {
  font-size: clamp(26px, 3vw, 32px);
  font-weight: 900;
  color: var(--ht-title-navy);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 12px;
}

.community-copy {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ht-body-muted);
  margin-bottom: 16px;
}

.community-meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ht-blue);
  margin-bottom: 20px;
}

.community-cta-row {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  width: 100%;
}

.community-cta-row .btn-primary,
.community-cta-row .btn-secondary {
  padding: 12px 18px;
  font-size: 14px;
}

/* ==========================================================================
   14. LOCATION GALLERY PAGES (.gallery-hero, .gallery-featured, .masonry-gallery)
   ========================================================================== */
.gallery-hero {
  padding: 28px 0 20px;
}

.gallery-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--ht-caption-muted);
  margin-bottom: 10px;
}

.gallery-breadcrumb a {
  color: var(--ht-blue);
  text-decoration: none;
  font-weight: 600;
}

.gallery-breadcrumb a:hover {
  text-decoration: underline;
}

.gallery-title {
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 800;
  color: var(--ht-title-navy);
  letter-spacing: -0.025em;
  margin-bottom: 6px;
}

.gallery-meta {
  font-size: 14px;
  font-weight: 600;
  color: var(--ht-body-muted);
}

.gallery-meta a {
  color: var(--ht-blue);
  text-decoration: none;
}

.gallery-pending-wrap {
  padding: 48px 16px 64px;
}

.gallery-pending-box {
  background: var(--ht-white);
  border: 1px solid var(--ht-hairline-strong);
  border-radius: var(--radius-lg);
  padding: 40px 24px;
  max-width: 580px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.gallery-pending-title {
  font-size: 22px;
  color: var(--ht-title-navy);
  margin-bottom: 10px;
  font-weight: 800;
}

.gallery-pending-desc {
  font-size: 15px;
  color: var(--ht-body-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.gallery-featured {
  padding: 12px 0 28px;
}

.featured-header {
  margin-bottom: 16px;
}

.featured-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--ht-title-navy);
}

.featured-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
}

.moment-card {
  background: var(--ht-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--ht-hairline);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.moment-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.moment-card.is-primary {
  grid-column: span 1;
}

.moment-media {
  width: 100%;
  height: 340px;
  overflow: hidden;
  position: relative;
  background: #E2E8F0;
}

.moment-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
}

.gallery-archive {
  padding: 24px 0 56px;
}

.archive-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ht-hairline-strong);
}

.archive-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--ht-title-navy);
}

.archive-count {
  font-size: 13px;
  font-weight: 700;
  color: var(--ht-blue);
  background: var(--ht-blue-soft);
  padding: 5px 14px;
  border-radius: 999px;
}

.masonry-gallery {
  columns: 3 320px;
  column-gap: 16px;
}

.masonry-tile {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--ht-white);
  border: 1px solid var(--ht-hairline);
  box-shadow: var(--shadow-xs);
  position: relative;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.masonry-tile:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.masonry-tile img {
  width: 100%;
  height: auto;
  display: block;
}

.video-play-circle {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(11, 21, 40, 0.78);
  color: var(--ht-white);
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.load-more-wrap {
  text-align: center;
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.load-more-counter {
  font-size: 13px;
  font-weight: 600;
  color: var(--ht-caption-muted);
}

/* ==========================================================================
   15. ACCESSIBLE LIGHTBOX MODAL (.lightbox-modal)
   ========================================================================== */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(11, 21, 40, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox-modal.is-active {
  display: flex;
}

.lightbox-media-holder {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-media-holder img,
.lightbox-media-holder video {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--ht-white);
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.14);
  padding: 5px 14px;
  border-radius: 999px;
}

.lightbox-btn {
  position: absolute;
  background: rgba(255, 255, 255, 0.14);
  color: var(--ht-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 22px;
  transition: var(--transition-fast);
}

.lightbox-btn:hover {
  background: var(--ht-red);
  border-color: var(--ht-red);
}

.lightbox-close-btn {
  top: 20px;
  right: 20px;
  font-size: 20px;
}

.lightbox-nav-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-nav-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

/* ==========================================================================
   16. DEDICATED MOBILE & TABLET UX PASS (320px → 1024px)
   ========================================================================== */
.mobile-only-inline {
  display: none;
}

@media (max-width: 1024px) {
  .hero-stage,
  .where-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .hero-collage {
    padding-right: 0;
  }

  .impact-editorial-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .impact-stat:nth-child(2) {
    border-right: none;
  }

  .impact-stat:nth-child(1),
  .impact-stat:nth-child(2) {
    border-bottom: 1px solid var(--ht-hairline);
  }

  .route-timeline-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mosaic-card,
  .mosaic-card.is-featured-wide {
    grid-column: span 6;
  }

  .mosaic-photo {
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .featured-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .moment-card.is-primary {
    grid-column: span 2;
  }

  .moment-media {
    height: 260px;
  }
}

@media (max-width: 768px) {
  .desktop-only-inline,
  .hide-on-mobile {
    display: none !important;
  }

  .mobile-only-inline {
    display: inline !important;
  }

  .container {
    padding: 0 16px;
    max-width: 100%;
    overflow-x: clip;
  }

  .fade-up {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  /* Prevent any child element from exceeding viewport width */
  .hero-copy,
  .hero-collage,
  .impact-editorial-bar,
  .impact-stat,
  .where-radar-card,
  .where-connect-card,
  .where-spotlight-box,
  .where-spotlight-info,
  .connect-flow-item,
  .connect-flow-item > div,
  .process-step,
  .process-step-body,
  .gift-panel,
  .gift-copy,
  .gift-media,
  .video-card,
  .video-card-body,
  .program-end-panel {
    min-width: 0;
    max-width: 100%;
  }

  /* Tone down excessive bolding inside mobile paragraphs */
  .hero-lead .hl-inline,
  .process-step-text .hl-inline,
  .where-lead strong:not(:first-of-type),
  .hero-lead strong:not(:first-of-type) {
    background: none;
    font-weight: 500;
    color: inherit;
    padding: 0;
  }

  /* Global Mobile Section Typography (10-15% smaller body, balanced headlines) */
  .eyebrow-label {
    font-size: 10.5px;
    margin-bottom: 6px;
  }

  .section-h2 {
    font-size: clamp(21px, 5.7vw, 26px);
    line-height: 1.18;
    text-wrap: balance;
  }

  .journey-intro-copy,
  .participation-sub,
  .video-header-desc,
  .gift-lead {
    font-size: 13.5px;
    line-height: 1.5;
  }

  .section-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
  }

  .section-header-link {
    min-height: 44px;
    padding: 8px 16px;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
  }

  /* Header Mobile */
  .site-header {
    height: 58px;
  }

  .site-header .container {
    overflow-x: visible;
  }

  .header-left {
    min-width: 0;
    flex: 1;
  }

  .header-program-title {
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .header-title-sub {
    display: none;
  }

  .header-nav {
    display: none;
    position: absolute;
    top: 58px;
    left: 0;
    right: 0;
    background: var(--ht-white);
    border-bottom: 1px solid var(--ht-hairline-strong);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 16px;
    gap: 4px;
    box-shadow: var(--shadow-md);
  }

  .header-nav.is-open {
    display: flex;
  }

  .header-nav a {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 10px;
  }

  .mobile-menu-btn {
    display: inline-flex;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
  }

  /* 1. Mobile Hero — Fast, High-Impact, Fits Cleanly */
  .program-hero {
    padding: 16px 0 18px;
  }

  .hero-stage {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .live-pill {
    margin-bottom: 8px;
    font-size: 10px;
    padding: 5px 10px;
    max-width: 100%;
  }

  .hero-title {
    font-size: clamp(25px, 7.6vw, 35px);
    line-height: 1.06;
    margin-bottom: 10px;
  }

  .hero-lead {
    font-size: 13.5px;
    line-height: 1.5;
    margin-bottom: 14px;
  }

  .hero-actions {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 10px;
    margin-bottom: 12px;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
    padding: 10px 12px;
    font-size: 13px;
    min-height: 44px;
  }

  .hero-trust-line {
    font-size: 11.5px;
    padding-top: 10px;
    gap: 6px;
  }

  .meta-chip {
    font-size: 11px;
    padding: 4px 10px;
  }

  .hero-collage {
    gap: 8px;
  }

  .hero-media-subgrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .hero-media-card.is-sub .hero-media-caption {
    padding: 14px 8px 7px;
    font-size: 10.5px;
  }

  /* 2. Mobile 2x2 Impact Numbers Grid */
  .impact-strip {
    padding: 4px 0 24px;
  }

  .impact-stat {
    padding: 14px 12px;
    gap: 3px;
  }

  .impact-big-num {
    font-size: clamp(20px, 6vw, 24px);
  }

  .impact-exact-fact {
    font-size: 10.5px;
  }

  .impact-desc {
    font-size: 11.5px;
    line-height: 1.38;
  }

  /* 3. Mobile "Tuần này HT ở đâu?" & "Hành trình kết nối Offline → Online" */
  .where-is-ht {
    padding: 4px 0 28px;
  }

  .where-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .where-radar-card {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
    gap: 16px;
  }

  .where-title {
    font-size: clamp(23px, 6.5vw, 28px);
    margin-bottom: 6px;
  }

  .where-lead {
    font-size: 13.5px;
    line-height: 1.5;
  }

  .where-spotlight-box {
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 14px;
  }

  .where-spotlight-loc {
    font-size: 19px;
  }

  .where-spotlight-note {
    font-size: 12.5px;
    line-height: 1.45;
  }

  /* Stack primary CTA full-width + secondary link cleanly below */
  .where-spotlight-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 8px;
  }

  .btn-spotlight-primary {
    width: 100%;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 13.5px;
  }

  .where-spotlight-sublink {
    width: 100%;
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 12.5px;
  }

  .where-social-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    gap: 10px;
  }

  .where-social-label {
    font-size: 12.5px;
    line-height: 1.35;
    flex: 1 1 auto;
  }

  .where-social-btns {
    display: inline-flex;
    flex-wrap: nowrap;
    gap: 10px;
    width: auto;
    flex-shrink: 0;
  }

  .where-social-pill {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
  }

  .where-social-pill.is-fb {
    background: #1877F2;
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow: 0 4px 10px rgba(24, 119, 242, 0.35);
  }

  .where-social-pill.is-tiktok {
    background: #111827;
    border-color: rgba(255, 255, 255, 0.28);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.35);
  }

  .where-social-pill.is-yt {
    background: #FF0000;
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow: 0 4px 10px rgba(255, 0, 0, 0.32);
  }

  /* Offline -> Online Connection Card: Lighter, Compact, 1-Line Titles + 1 Short Sentence */
  .where-connect-card {
    padding: 20px 16px;
    border-radius: var(--radius-lg);
    gap: 12px;
  }

  .where-connect-title {
    font-size: clamp(19px, 5.4vw, 22px);
    line-height: 1.24;
    margin-bottom: 4px;
  }

  .where-connect-sub {
    font-size: 13px;
    line-height: 1.45;
    margin-bottom: 4px;
  }

  .connect-flow-list {
    gap: 0;
  }

  .connect-flow-item {
    padding: 11px 0;
    gap: 12px;
    align-items: flex-start;
  }

  .connect-step-num {
    width: 32px;
    height: 32px;
    font-size: 12px;
    margin-top: 1px;
  }

  .connect-flow-item strong {
    font-size: 14px;
    line-height: 1.3;
    margin-bottom: 2px;
  }

  .connect-flow-item p {
    font-size: 12.5px;
    line-height: 1.42;
  }

  /* 4. Mobile Horizontal Swipeable Journey Track */
  .journey-directory {
    padding: 28px 0;
  }

  .mobile-swipe-hint {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 700;
    color: var(--ht-blue);
    margin-bottom: 10px;
  }

  .route-timeline-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 12px;
    padding-bottom: 10px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .route-timeline-grid::-webkit-scrollbar {
    display: none;
  }

  .route-stop-card {
    flex: 0 0 80%;
    max-width: 296px;
    scroll-snap-align: start;
  }

  .route-stop-body {
    padding: 14px;
  }

  .route-stop-title {
    font-size: 16px;
  }

  .route-stop-story {
    font-size: 12.5px;
    line-height: 1.45;
    margin-bottom: 10px;
  }

  .route-main-link,
  .station-link {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .thu-duc-panel {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 16px;
    margin-top: 12px;
    gap: 8px;
  }

  /* 5. Mobile 2-Column Editorial Photo Wall (Uniform Aspect Ratio & 2-Line Clamped Captions) */
  .featured-moments {
    padding: 28px 0;
  }

  .editorial-mosaic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 10px;
    align-items: start;
  }

  .mosaic-card,
  .mosaic-card.is-featured-wide {
    grid-column: span 1;
    gap: 8px;
    min-width: 0;
    padding: 8px 8px 12px;
    border-radius: 14px;
    border: 2px solid #0D2137;
    box-shadow: 0 4px 0 #0D2137;
    background: var(--ht-white);
  }

  .mosaic-card.is-mobile-extra {
    display: none;
  }

  .mosaic-photo {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    border-radius: 10px;
  }

  .mosaic-caption {
    gap: 4px;
    padding: 2px 2px 0;
  }

  .mosaic-meta-row {
    gap: 4px;
  }

  .mosaic-loc {
    font-size: 11px;
    font-weight: 800;
    color: var(--ht-blue);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
  }

  .mosaic-badge {
    font-size: 9.5px;
    font-weight: 800;
    padding: 2px 6px;
  }

  .mosaic-text {
    font-size: 12px;
    font-weight: 700;
    color: var(--ht-title-navy);
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: calc(12px * 1.35 * 2);
  }

  .mosaic-mobile-footer {
    display: block;
    margin-top: 16px;
  }

  .mosaic-mobile-footer .btn-secondary {
    width: 100%;
    min-height: 44px;
    font-size: 13px;
  }

  /* 6. Mobile Compact 3-Step Participation & Gift Panel (Unboxed Steps) */
  .participation-section {
    padding: 28px 0 32px;
  }

  .participation-header {
    margin-bottom: 16px;
  }

  .process-container {
    grid-template-columns: minmax(0, 1fr);
    background: transparent;
    border: none;
    border-top: 1px solid var(--ht-hairline);
    border-bottom: 1px solid var(--ht-hairline);
    border-radius: 0;
    padding: 14px 0;
    gap: 14px;
    margin-bottom: 22px;
  }

  .process-step {
    flex-direction: row;
    align-items: flex-start;
    gap: 12px;
  }

  .process-step:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--ht-hairline);
    padding-right: 0;
    padding-bottom: 14px;
  }

  .process-step-num {
    width: 38px;
    height: 38px;
    font-size: 16px;
    border-radius: 10px;
  }

  .process-step-title {
    font-size: 15.5px;
  }

  .process-step-text {
    font-size: 13px;
    line-height: 1.45;
  }

  .gift-panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .gift-media {
    order: -1;
    aspect-ratio: 16 / 10;
  }

  .gift-copy {
    padding: 20px 16px;
  }

  .gift-price-val {
    font-size: 30px;
  }

  .gift-items {
    margin-bottom: 16px;
    gap: 8px;
  }

  .gift-item {
    font-size: 13.5px;
    padding: 8px 12px 8px 32px;
  }

  .gift-meaning-quote {
    padding: 12px 14px;
  }

  .gift-meaning-quote p {
    font-size: 12.5px;
    line-height: 1.48;
  }

  /* 7. Mobile Video Archive — Reduced Whitespace & Compact Unboxed Social Footer */
  .video-archive {
    padding: 28px 0;
  }

  .video-header-block {
    margin-bottom: 16px;
  }

  .video-featured-holder {
    margin-bottom: 14px;
  }

  .video-featured-caption {
    padding: 20px 12px 10px;
  }

  .video-featured-caption strong {
    font-size: 13px;
    line-height: 1.35;
  }

  .play-circle-large {
    width: 48px;
    height: 48px;
  }

  .video-secondary-grid,
  .video-extra-grid.is-visible {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    margin-bottom: 14px;
  }

  .video-card {
    flex-direction: row;
    align-items: center;
  }

  .video-card-thumb {
    width: 120px;
    flex-shrink: 0;
  }

  .play-circle-small {
    width: 32px;
    height: 32px;
  }

  .video-card-body {
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 8px 12px;
  }

  .moment-title {
    font-size: 13.5px;
  }

  .video-card-link {
    font-size: 12px;
  }

  .video-extra-toggle-wrap {
    margin-bottom: 16px;
  }

  .video-extra-toggle-wrap .btn-secondary {
    min-height: 44px;
    font-size: 13px;
    padding: 9px 18px;
  }

  /* Compact unboxed social icon bar (no bulky card box) */
  .video-social-footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    border-top: 1px solid var(--ht-hairline);
    border-radius: 0;
    padding: 14px 0 0;
    gap: 12px;
    font-size: 13px;
  }

  .video-social-links {
    display: inline-flex;
    flex-wrap: nowrap;
    gap: 10px;
    width: auto;
    flex-shrink: 0;
  }

  .video-social-link {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    text-decoration: none;
  }

  .video-social-link.is-fb {
    background: #1877F2;
    box-shadow: 0 4px 10px rgba(24, 119, 242, 0.24);
  }

  .video-social-link.is-tiktok {
    background: #0F172A;
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.22);
  }

  .video-social-link.is-yt {
    background: #FF0000;
    box-shadow: 0 4px 10px rgba(255, 0, 0, 0.22);
  }

  /* 8. Mobile Final CTA */
  .program-end {
    padding: 8px 0 32px;
  }

  .program-end-panel {
    padding: 26px 16px;
  }

  .program-end-title {
    font-size: clamp(23px, 6.5vw, 30px);
    margin-bottom: 10px;
  }

  .program-end-panel p {
    font-size: 13.5px;
    line-height: 1.5;
    margin-bottom: 18px;
  }

  .program-end-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .program-end-actions .btn-primary {
    grid-column: span 2;
    width: 100%;
    min-height: 44px;
  }

  .program-end-actions .btn-on-dark {
    width: 100%;
    min-height: 44px;
    font-size: 12.5px;
    padding: 10px 8px;
  }

  /* Homepage Block Mobile */
  .community-block {
    grid-template-columns: minmax(0, 1fr);
  }

  .community-body {
    padding: 20px 16px;
  }

  .community-cta-row {
    width: 100%;
    flex-direction: column;
  }

  .community-cta-row a {
    width: 100%;
    min-height: 44px;
  }

  /* Location Gallery Mobile */
  .featured-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .moment-card.is-primary {
    grid-column: span 2;
  }

  .moment-card.is-primary .moment-media {
    height: 190px;
  }

  .moment-media {
    height: 130px;
  }

  .masonry-gallery {
    columns: 2 140px;
    column-gap: 10px;
  }

  .masonry-tile {
    margin-bottom: 10px;
  }
}

/* Ultra-narrow screens (320px - 359px) */
@media (max-width: 359px) {
  .live-pill {
    font-size: 9px;
    padding: 4px 8px;
    letter-spacing: 0.03em;
  }

  .hero-actions {
    grid-template-columns: minmax(0, 1fr);
  }

  .program-end-actions {
    grid-template-columns: minmax(0, 1fr);
  }

  .program-end-actions .btn-primary {
    grid-column: span 1;
  }

  .video-card-thumb {
    width: 104px;
  }
}

/* ==========================================================================
   17. ACCESSIBILITY & PREFERS-REDUCED-MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-up {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

:focus-visible {
  outline: 3px solid var(--ht-blue);
  outline-offset: 2px;
}

/* Highlight style: pale-yellow marker underline (home-block teaser + campaign hero lead) */
.community-copy .hl-inline,
.hero-lead .hl-inline {
  color: var(--ht-title-navy);
  font-weight: 800;
  background: linear-gradient(transparent 58%, rgba(250, 204, 21, 0.42) 58%);
  padding: 0 3px;
  border-radius: 2px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}