/* ==========================================================================
   YING MỘC — KHOÁ TRÀ DƯỠNG SINH (LỘ TRÌNH 3 THÁNG)
   Design System & Mobile Responsive Stylesheet (Centered Single Pricing Card Layout)
   ========================================================================== */

/* TAILWIND V4 & CSS VARIABLES THEME TOKENS */
@theme {
  --font-display: 'Lora', Georgia, 'Times New Roman', serif;
  --font-sans: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-hero: 'Cormorant Garamond', 'Lora', Georgia, serif;

  --text-display: clamp(2.2rem, 6.5vw, 4rem);
  --text-h1: clamp(1.8rem, 5vw, 3.25rem);
  --text-h2: clamp(1.5rem, 4.2vw, 2.5rem);
  --text-h3: clamp(1.25rem, 3.2vw, 1.75rem);
  --text-lead: clamp(1.05rem, 2.5vw, 1.375rem);
}

:root {
  /* Font Family Tokens */
  --font-display: 'Lora', Georgia, 'Times New Roman', serif;
  --font-sans: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-hero: 'Cormorant Garamond', 'Lora', Georgia, serif;

  /* Line Heights */
  --lh-tight: 1.1;
  --lh-heading: 1.15;
  --lh-subheading: 1.25;
  --lh-lead: 1.55;
  --lh-body: 1.7;
  --lh-caption: 1.5;

  /* Letter Spacing Tokens */
  --ls-tight: -0.01em;
  --ls-subtle: -0.005em;
  --ls-normal: 0;
  --ls-btn: 0.01em;
  --ls-eyebrow: 0.14em;

  /* Color Palette Tokens */
  --color-moss: #4A6B3D;        /* Primary */
  --color-moss-dark: #354E2B;
  --color-sage: #7C9A6A;
  --color-sage-light: #EBF0E8;
  --color-clay: #8A5A3B;
  --color-amber: #C2A14D;
  --color-amber-light: #FDF9EE;
  --color-bone: #F5F1E6;
  --color-bone-alt: #EBE5D8;
  --color-ink: #2A2E28;
  --color-ink-light: #3D433A;
  --color-card-bg: #FFFFFF;
  --color-text-dark: #222620;
  --color-text-muted: #5C6358;
  --color-text-light: #E8EBE5;
  --color-border: #E0D8C8;
  --color-danger: #C85050;
  --color-success: #4A8A50;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(42, 46, 40, 0.06);
  --shadow-md: 0 8px 24px rgba(42, 46, 40, 0.09);
  --shadow-lg: 0 16px 36px rgba(42, 46, 40, 0.14);
  --shadow-dark: 0 12px 32px rgba(0, 0, 0, 0.25);
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Layout */
  --max-width: 1280px;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Reset & Core Typography */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  background-color: var(--color-bone);
  color: var(--color-text-dark);
  line-height: var(--lh-body);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: var(--lh-body);
  color: var(--color-text-dark);
  overflow-x: hidden;
  text-wrap: pretty;
}

/* Headings Base */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-moss-dark);
  text-wrap: balance;
}

h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--color-moss-dark);
}

a {
  color: var(--color-moss);
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--color-clay);
}

button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* TYPOGRAPHY UTILITIES */
.text-display {
  font-family: var(--font-hero);
  font-weight: 700;
  font-size: clamp(2.2rem, 6vw, 4rem);
  line-height: 1.1;
  letter-spacing: var(--ls-tight);
  text-wrap: balance;
}

.text-h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 5vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: var(--ls-tight);
  text-wrap: balance;
}

.text-h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 4.2vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: var(--ls-subtle);
  text-wrap: balance;
}

.text-h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.25rem, 3.2vw, 1.75rem);
  line-height: 1.2;
  letter-spacing: var(--ls-normal);
}

.text-h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1.2rem;
  line-height: 1.3;
  letter-spacing: var(--ls-normal);
}

.text-eyebrow {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.8125rem;
  line-height: 1.4;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--color-amber);
}

.text-lead {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(1.05rem, 2.2vw, 1.375rem);
  line-height: var(--lh-lead);
  letter-spacing: var(--ls-normal);
  color: rgba(42, 46, 40, 0.85);
}

.body-text {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: var(--lh-body);
  letter-spacing: var(--ls-normal);
  text-wrap: pretty;
}

.body-sm {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.9rem;
  line-height: 1.6;
  letter-spacing: var(--ls-normal);
}

.text-caption {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.8125rem;
  line-height: var(--lh-caption);
  letter-spacing: 0.01em;
  color: rgba(42, 46, 40, 0.65);
}

.btn-text {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  letter-spacing: var(--ls-btn);
  text-transform: none;
  white-space: nowrap;
}

.nav-text {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.9375rem;
  line-height: 1;
  letter-spacing: var(--ls-btn);
  white-space: nowrap;
}

/* MARQUEE ANNOUNCEMENT */
.top-announcement-marquee {
  background-color: var(--color-ink);
  color: var(--color-bone);
  padding: 0.55rem 0;
  overflow: hidden;
  white-space: nowrap;
  border-bottom: 1px solid rgba(194, 161, 77, 0.35);
  position: relative;
  z-index: 110;
}

.marquee-track {
  display: flex;
  width: max-content;
}

.marquee-content {
  display: inline-flex;
  align-items: center;
  gap: 2.5rem;
  animation: marqueeScroll 28s linear infinite;
  white-space: nowrap;
}

.marquee-content:hover {
  animation-play-state: paused;
  cursor: pointer;
}

.marquee-content strong {
  color: var(--color-amber);
  background: rgba(194, 161, 77, 0.18);
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-sm);
}

.marquee-sep {
  color: var(--color-amber);
  opacity: 0.6;
  font-size: 1.1rem;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* SITE HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(245, 241, 230, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(245, 241, 230, 0.98);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 75px;
  gap: 1.5rem;
  flex-wrap: nowrap;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-moss-dark);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.brand-symbol {
  width: 40px;
  height: 40px;
  background-color: var(--color-moss);
  color: var(--color-bone);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  border: 2px solid var(--color-amber);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  list-style: none;
  white-space: nowrap;
  flex-shrink: 0;
  margin: 0;
  padding: 0;
}

.nav-links li {
  display: flex;
  align-items: center;
  white-space: nowrap;
}

.nav-links a {
  color: var(--color-text-dark);
  white-space: nowrap;
  display: inline-block;
  transition: color var(--transition-normal);
}

.nav-links a:hover {
  color: var(--color-moss);
}

.header-cta {
  background-color: var(--color-moss);
  color: #FFFFFF;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.header-cta:hover {
  background-color: var(--color-moss-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: #FFFFFF;
}

/* Persona Selector Bar */
.persona-bar {
  background-color: var(--color-bone-alt);
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-border);
}

.persona-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 0.2rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.persona-inner::-webkit-scrollbar {
  display: none;
}

.persona-btn {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  background-color: #FFFFFF;
  color: var(--color-text-dark);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
  white-space: nowrap;
  flex-shrink: 0;
}

.persona-btn.active, .persona-btn:hover {
  background-color: var(--color-moss);
  color: #FFFFFF;
  border-color: var(--color-moss);
}

/* HERO PANORAMA SECTION */
.hero-section {
  position: relative;
  min-height: 550px;
  display: flex;
  align-items: center;
  padding: 4rem 0;
  background-image: linear-gradient(135deg, rgba(42, 46, 40, 0.88) 0%, rgba(42, 46, 40, 0.65) 60%, rgba(42, 46, 40, 0.35) 100%), url('assets/hero_panorama.jpg');
  background-size: cover;
  background-position: center;
  color: #FFFFFF;
  border-bottom: 4px solid var(--color-amber);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(194, 161, 77, 0.25);
  backdrop-filter: blur(8px);
  color: var(--color-amber);
  border: 1px solid rgba(194, 161, 77, 0.5);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.hero-title {
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.hero-title span {
  color: var(--color-amber);
  font-style: italic;
}

.hero-subtitle {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.25rem;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background-color: var(--color-moss);
  color: #FFFFFF;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 16px rgba(74, 107, 61, 0.4);
}

.btn-primary:hover {
  background-color: var(--color-moss-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(74, 107, 61, 0.5);
  color: #FFFFFF;
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.4);
  transition: all var(--transition-normal);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.35);
  color: #FFFFFF;
}

.hero-card-box {
  background: rgba(42, 46, 40, 0.85);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid rgba(194, 161, 77, 0.4);
  box-shadow: var(--shadow-dark);
}

/* SECTION COMMON STYLES */
.section {
  padding: 4.5rem 0;
}

.section-dark {
  background-color: var(--color-ink);
  color: var(--color-text-light);
}

.section-dark h2, .section-dark h3 {
  color: var(--color-bone);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}

.section-subtitle {
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--color-text-muted);
}

.section-dark .section-desc {
  color: rgba(232, 235, 229, 0.85);
}

/* PROBLEM AGITATION SECTION */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.problem-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-moss);
}

.problem-media {
  height: 220px;
  position: relative;
  overflow: hidden;
}

.problem-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.problem-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  background: rgba(42, 46, 40, 0.88);
  backdrop-filter: blur(8px);
  color: var(--color-amber);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(194, 161, 77, 0.4);
}

.problem-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.problem-list {
  list-style: none;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.problem-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  color: var(--color-text-dark);
  line-height: 1.5;
}

.problem-x {
  color: var(--color-danger);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.problem-solution-pill {
  background-color: var(--color-sage-light);
  border-left: 3px solid var(--color-moss);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--color-moss-dark);
  margin-top: auto;
}

/* SPEECH LIMIT COMPARISON TABLE */
.speech-table-box {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.speech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.speech-col {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
}

.speech-col.allowed {
  background-color: var(--color-sage-light);
  border-right: 1px solid var(--color-border);
}

.speech-col.forbidden {
  background-color: #FDF6F0;
}

.speech-col-header {
  margin-bottom: 1.5rem;
}

.speech-badge {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  letter-spacing: 0.5px;
}

.allowed-badge {
  background-color: var(--color-moss);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.forbidden-badge {
  background-color: var(--color-clay);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.speech-list-cards {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.speech-item {
  background-color: #FFFFFF;
  padding: 1rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  transition: transform var(--transition-normal);
}

.speech-item:hover {
  transform: translateX(4px);
}

.speech-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.allowed-icon {
  background-color: var(--color-sage-light);
  color: var(--color-moss);
  border: 1px solid var(--color-moss);
}

.forbidden-icon {
  background-color: #FDF2F2;
  color: var(--color-danger);
  border: 1px solid var(--color-danger);
}

.speech-item-content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.speech-footer-quote {
  background-color: var(--color-amber-light);
  border-top: 1px solid var(--color-border);
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* CHUYÊN GIA TƯƠI NGUYỄN */
.expert-box {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.25rem;
  align-items: center;
  background-color: var(--color-ink-light);
  border-radius: 24px;
  padding: 3rem;
  border: 1px solid rgba(194, 161, 77, 0.25);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.expert-img-container {
  width: 100%;
  height: 520px;
  border-radius: 20px;
  overflow: hidden;
  border: 2.5px solid var(--color-amber);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
  position: relative;
}

.expert-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s ease;
}

.expert-img-badge {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(30, 35, 30, 0.92);
  backdrop-filter: blur(8px);
  color: var(--color-amber);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(194, 161, 77, 0.5);
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.expert-content-col {
  display: flex;
  flex-direction: column;
}

.expert-quote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-amber);
  margin-bottom: 1.5rem;
  line-height: 1.55;
  border-left: 3.5px solid var(--color-amber);
  padding-left: 1.25rem;
}

.expert-credentials-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.credential-pill {
  align-items: center;
  gap: 0.65rem;
}

/* AUTHENTIC 4-PANEL REAL PHOTOGRAPHY GRID */
.real-photo-grid-banner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.real-photo-column {
  position: relative;
  height: 300px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.real-photo-column:hover {
  transform: translateY(-6px);
  border-color: var(--color-moss);
  box-shadow: var(--shadow-lg);
}

.real-photo-column img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.real-photo-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.25rem;
  background: linear-gradient(0deg, rgba(20, 25, 18, 0.92) 0%, rgba(20, 25, 18, 0.65) 75%, transparent 100%);
  color: #FFFFFF !important;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.real-photo-overlay .text-h4,
.real-photo-overlay h4 {
  color: #FFFFFF !important;
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0.3rem 0 0.2rem;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.9);
  line-height: 1.3;
}

.real-photo-overlay .text-caption,
.real-photo-overlay p {
  color: rgba(255, 255, 255, 0.92) !important;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9);
}

.real-photo-badge {
  background-color: var(--color-amber);
  color: var(--color-ink);
  align-self: flex-start;
  margin-bottom: 0.4rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
}

/* LAYERED PILLAR CARDS */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.layered-pillar-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.layered-media-header {
  height: 200px;
  position: relative;
  overflow: hidden;
}

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

.layered-pillar-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  background-color: var(--color-moss);
  color: #FFFFFF;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

.layered-pillar-key {
  position: absolute;
  top: 1rem; right: 1rem;
  background: rgba(42, 46, 40, 0.85);
  color: var(--color-amber);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
}

.layered-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.layered-title {
  color: var(--color-moss-dark);
  margin-bottom: 0.4rem;
}

.layered-role {
  color: var(--color-clay);
  font-style: italic;
  margin-bottom: 1.25rem;
}

.layered-checklist {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.layered-check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.layered-note-box {
  background-color: var(--color-amber-light);
  border-left: 3px solid var(--color-amber);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--color-clay);
  margin-top: auto;
}

/* VIVID ROADMAP STYLES */
.roadmap-overview-banner {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(74, 107, 61, 0.2);
  box-shadow: 0 10px 32px rgba(42, 46, 40, 0.08);
  margin-bottom: 3rem;
}

.roadmap-overview-img-box {
  width: 100%;
  max-height: 400px;
  position: relative;
  overflow: hidden;
}

.roadmap-overview-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.roadmap-stepper-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #FFFFFF;
  padding: 1.35rem 1.25rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.stepper-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0 1rem;
}

.stepper-item:not(:last-child) {
  border-right: 1px dashed rgba(74, 107, 61, 0.25);
}

.stepper-num {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-moss);
  color: #FFFFFF;
  font-weight: 800;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 3px 8px rgba(74, 107, 61, 0.25);
}

.stepper-text h4 {
  color: var(--color-moss-dark) !important;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.25rem 0;
  line-height: 1.3;
}

.stepper-text p {
  color: #4B5563 !important;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  margin: 0;
  line-height: 1.35;
}

.timeline-container {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  max-width: 1050px;
  margin: 0 auto;
}

.vivid-month-card {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  background-color: var(--color-ink-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.vivid-month-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-amber);
}

.vivid-month-media {
  position: relative;
  height: 100%;
  min-height: 240px;
  overflow: hidden;
}

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

.vivid-step-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  width: 42px; height: 42px;
  border-radius: 50%;
  background-color: var(--color-amber);
  color: var(--color-ink);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  border: 2px solid #FFFFFF;
}

.vivid-theme-tag {
  position: absolute;
  bottom: 1rem; left: 1rem;
  background: rgba(42, 46, 40, 0.85);
  color: var(--color-amber);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

.vivid-month-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.vivid-activities-box {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  border: 1px dashed rgba(194, 161, 77, 0.35);
}

.vivid-activities-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* ==========================================================================
   ELEGANT CENTERED SINGLE CARD PRICING LAYOUT (MATCHING REFERENCE IMAGE 1)
   ========================================================================== */
.compact-pricing-card {
  max-width: 780px;
  margin: 2rem auto 0;
  background: #FFFFFF;
  border-radius: 24px;
  border: 2px solid var(--color-moss);
  box-shadow: var(--shadow-lg);
  padding: 3rem 2.5rem 2.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.card-top-pill-badge {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-amber);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.45rem 1.4rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  border: 2px solid #FFFFFF;
  white-space: nowrap;
}

.card-heading-box {
  margin-bottom: 1.25rem;
}

.compact-price-hero {
  background-color: var(--color-amber-light);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.75rem;
  border: 1px solid rgba(194, 161, 77, 0.4);
  text-align: center;
}

.price-strikethrough-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 0.2rem;
}

.old-price-number {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
  font-weight: 500;
}

.price-offer-highlight {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  margin: 0.4rem 0;
}

.offer-price-number {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 800;
  color: var(--color-moss-dark);
  font-family: var(--font-sans);
  line-height: 1;
  letter-spacing: -0.02em;
}

.save-pill-tag {
  display: inline-block;
  background-color: var(--color-clay);
  color: #FFFFFF;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  margin-top: 0.25rem;
}

.compact-checklist-container {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 2rem;
  text-align: left;
}

.check-line-item {
  padding: 0.95rem 0;
  border-bottom: 1px dashed var(--color-border);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--color-text-dark);
}

.check-line-item:last-child {
  border-bottom: none;
}

.check-tick-symbol {
  color: var(--color-moss);
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

.compact-qr-payment-box {
  background-color: var(--color-bone);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  margin-bottom: 1.75rem;
  border: 1px solid var(--color-border);
}

.qr-header-tag {
  color: var(--color-moss-dark);
  margin-bottom: 1.25rem;
  text-align: center;
}

.centered-qr-frame {
  position: relative;
  width: 250px;
  height: 310px;
  margin: 0 auto 1.25rem;
  background: #FFFFFF;
  padding: 0.5rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-amber);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.centered-qr-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.qr-scan-line-anim {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-moss), transparent);
  animation: scanLine 2.5s infinite ease-in-out;
}

.compact-bank-details {
  background-color: #FFFFFF;
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  border: 1px solid var(--color-border);
  margin-bottom: 1rem;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.c-bank-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.35rem 0;
  border-bottom: 1px dashed var(--color-border);
}

.c-bank-row:last-child {
  border-bottom: none;
}

.c-copy-flex {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-copy-compact {
  background-color: var(--color-sage-light);
  color: var(--color-moss-dark);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-sage);
  transition: all var(--transition-normal);
}

.btn-copy-compact:hover {
  background-color: var(--color-moss);
  color: #FFFFFF;
}

.compact-trust-note {
  color: var(--color-text-muted);
  text-align: center;
}

.compact-card-actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.compact-action-btn {
  width: 100%;
  justify-content: center;
  padding: 1rem;
  font-size: 1.05rem;
  background-color: var(--color-moss);
}

.compact-action-btn:hover {
  background-color: var(--color-moss-dark);
}

.compact-secondary-btn {
  width: 100%;
  justify-content: center;
  padding: 0.85rem;
  color: var(--color-moss-dark);
  border-color: var(--color-moss);
}

/* MODALS SYSTEM */
.modal {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 300;
  background-color: rgba(42, 46, 40, 0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-dark);
  padding: 2rem;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  font-size: 1.4rem;
  color: var(--color-text-muted);
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-group input, .form-group select {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-family: var(--font-sans);
}

.form-group input:focus, .form-group select:focus {
  outline: none;
  border-color: var(--color-moss);
}

/* MOBILE BOTTOM STICKY CTA */
.mobile-bottom-cta {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 90;
  background-color: var(--color-card-bg);
  border-top: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.12);
}

.mobile-bottom-inner {
  display: flex;
  gap: 0.75rem;
}

.mobile-bottom-inner .btn-primary {
  flex-grow: 1;
  justify-content: center;
  padding: 0.75rem;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1200px) {
  .nav-links { gap: 1.2rem; }
  .nav-text { font-size: 0.88rem; }
}

@media (max-width: 992px) {
  .compact-pricing-card { padding: 2.5rem 1.5rem 1.5rem; margin-top: 1.5rem; }
  .c-bank-row { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
  .c-copy-flex { width: 100%; justify-content: space-between; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .problems-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .speech-grid { grid-template-columns: 1fr; }
  .speech-col.allowed { border-right: none; border-bottom: 1px solid var(--color-border); }
  .speech-col { padding: 1.75rem; }
  .real-photo-grid-banner { grid-template-columns: 1fr 1fr; gap: 1rem; }
}

/* HORIZONTAL UNIFIED BANNER CARDS (KHỔ NGANG - ẢNH BÊN TRÁI 44%, CHỮ BÊN PHẢI 56%) */
.sidebyside-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 1060px;
  margin: 2rem auto 0;
}

.qualification-unified-card {
  background: #FFFFFF;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 12px 36px rgba(42, 46, 40, 0.08);
  display: flex !important;
  flex-direction: row !important;
  align-items: stretch;
  min-height: 290px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.qualification-unified-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(42, 46, 40, 0.14);
}

.qualification-unified-card.suitable-card {
  border: 2px solid var(--color-moss);
}

.qualification-unified-card.unsuitable-card {
  border: 2px solid #E2A383;
  background: #FFFDF9;
}

.qual-card-media {
  width: 44%;
  min-width: 320px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
  height: auto !important;
}

.qual-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.qualification-unified-card:hover .qual-card-media img {
  transform: scale(1.05);
}

.qual-badge-left {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #FFFFFF;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.25);
  z-index: 2;
}

.suitable-card .qual-badge-left {
  background: #355E3B;
}

.unsuitable-card .qual-badge-left {
  background: #8A5A3B;
}

.qual-badge-right {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(30, 35, 30, 0.82);
  backdrop-filter: blur(4px);
  z-index: 2;
}

.suitable-card .qual-badge-right {
  color: #D4AF37;
  border: 1px solid rgba(212, 175, 55, 0.4);
}

.unsuitable-card .qual-badge-right {
  color: #E2A383;
  border: 1px solid rgba(226, 163, 131, 0.4);
}

.qual-card-body {
  padding: 2rem 2.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.qual-card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.35rem 0;
  line-height: 1.3;
}

.suitable-card .qual-card-title {
  color: #354E2B;
}

.unsuitable-card .qual-card-title {
  color: #8A5A3B;
}

.qual-card-subtitle {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-style: italic;
  color: #8A5A3B;
  margin: 0 0 1.25rem 0;
  line-height: 1.45;
}

.unsuitable-card .qual-card-subtitle {
  color: #9A6848;
}

.qual-card-list {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 0 1.35rem 0 !important;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.93rem;
  line-height: 1.55;
  color: #2A2E28;
}

.qual-card-list li {
  display: flex !important;
  gap: 0.75rem;
  align-items: flex-start;
  list-style-type: none !important;
}

.qual-list-icon {
  font-weight: 800;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.suitable-card .qual-list-icon {
  color: #355E3B;
}

.unsuitable-card .qual-list-icon {
  color: #8A5A3B;
}

.qual-card-callout {
  margin-top: auto;
  background: #FDF9EE;
  border-left: 3.5px solid #C2A14D;
  padding: 0.9rem 1.15rem;
  border-radius: 8px;
  font-size: 0.86rem;
  line-height: 1.55;
  color: #5C462B;
}

.qual-card-callout strong {
  font-weight: 700;
  color: #3A2B18;
}

@media (max-width: 860px) {
  .qualification-unified-card {
    flex-direction: column !important;
    min-height: unset;
  }
  .qual-card-media {
    width: 100% !important;
    height: 220px !important;
    min-width: unset;
  }
  .qual-card-body {
    padding: 1.5rem 1.25rem;
  }
  .expert-box { grid-template-columns: 1fr; padding: 2rem 1.5rem; gap: 2rem; }
  .expert-img-container { height: 420px; }
  .nav-links { display: none; }
  .mobile-bottom-cta { display: block; }
  .container { padding: 0 1.25rem; }
  .section { padding: 3.5rem 0; }
  .modal-content { padding: 1.5rem; }
}

@media (max-width: 576px) {
  .real-photo-grid-banner { grid-template-columns: 1fr; }
  .expert-img-container { height: 360px; }
  .expert-img-badge { font-size: 0.7rem; padding: 0.35rem 0.9rem; }
  .hero-section { padding: 3rem 0; min-height: auto; }
  .hero-title { font-size: 2.1rem; }
  .hero-card-box { padding: 1.5rem; }
}