/* ==========================================================================
   TRUE CAFE - BIOLINK STYLESHEET
   Premium, Mobile-First, Full Responsive, Dark/Light Mode Supported
   ========================================================================== */

/* --- 1. DESIGN TOKENS & SYSTEM VARIABLES --- */
:root {
  /* Colors - Light Mode */
  --bg-color: #f5f5f7;
  --container-bg: rgba(255, 255, 255, 0.7);
  --text-primary: #1d1d1f;
  --text-secondary: #515154;
  --text-muted: #86868b;
  
  --accent-color: #b91c1c; /* True Cafe Crimson Red */
  --accent-soft: rgba(185, 28, 28, 0.08);
  --accent-hover: #991b1b;
  
  --secondary-color: #15803d; /* Forest Green */
  --secondary-soft: rgba(21, 128, 61, 0.08);
  
  --blue-soft: rgba(37, 99, 235, 0.08);
  --blue-color: #2563eb;

  --border-color: rgba(0, 0, 0, 0.08);
  --input-bg: rgba(255, 255, 255, 0.9);
  --input-focus-border: #b91c1c;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.05);

  /* Fonts */
  --font-display: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

[data-theme="dark"] {
  /* Colors - Dark Mode */
  --bg-color: #0c0c0e;
  --container-bg: rgba(20, 20, 25, 0.6);
  --text-primary: #f5f5f7;
  --text-secondary: #a1a1a6;
  --text-muted: #6e6e73;
  
  --accent-color: #f87171; /* Soft Red for Dark Mode readability */
  --accent-soft: rgba(248, 113, 113, 0.15);
  --accent-hover: #fca5a5;
  
  --secondary-color: #4ade80;
  --secondary-soft: rgba(74, 222, 128, 0.15);
  
  --blue-color: #60a5fa;
  --blue-soft: rgba(96, 165, 250, 0.15);

  --border-color: rgba(255, 255, 255, 0.08);
  --input-bg: rgba(30, 30, 35, 0.8);
  --input-focus-border: #f87171;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
  
  --glass-border: rgba(255, 255, 255, 0.05);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

/* --- 2. GLOBAL RESET & BASE --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  transition: background-color 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
  padding: 0;
}

/* Background Gradients for depth */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 400px;
  background: radial-gradient(circle at top, var(--accent-soft) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

/* --- 3. BIOLINK LAYOUT CONTAINER --- */
.biolink-container {
  width: 100%;
  max-width: 576px; /* +20% so với 480px gốc */
  margin: 0 auto;
  padding: 8px 5px 16px 5px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* --- 4. FLOATING THEME TOGGLE --- */
.theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background-color: var(--container-bg);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 100;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.theme-toggle:hover {
  transform: scale(1.05);
}

.theme-toggle:active {
  transform: scale(0.95);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  transition: transform 0.5s ease;
}

/* Toggle icon display based on theme */
[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
.sun-icon { display: none; }
.moon-icon { display: block; }

/* --- 5. PROFILE SECTION --- */
.profile-section {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
}

.logo-container {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: #ffffff;
  padding: 10px;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.brand-logo {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-top: 2px;
}

.brand-slogan {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-color);
  padding: 6px 14px;
  background-color: var(--accent-soft);
  border-radius: 20px;
  display: inline-block;
  max-width: 70%;
  text-align: center;
  line-height: 1.3;
}

.brand-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 320px;
  line-height: 1.4;
}

/* Social Icon Row */
.social-links {
  display: flex;
  justify-content: center;
  gap: 5px;
  margin-top: 4px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--container-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
}

.social-icon:hover {
  transform: translateY(-2px);
  color: var(--accent-color);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-md);
}

.social-icon:active {
  transform: translateY(0);
}

/* --- 6. BIOLINK LINKS SECTION --- */
/* --- 6. BIOLINK QUICK LINKS SECTION --- */
.quick-links-section {
  width: 100%;
  margin-top: 16px;
  margin-bottom: 8px;
}

.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* Exactly 3 columns */
  gap: 5px; /* Tighter gap */
}

.quick-link-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 14px 6px;
  background-color: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  gap: 5px;
}

.quick-link-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.quick-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
}

.quick-icon {
  color: var(--text-primary);
  transition: transform 0.3s ease;
}

.quick-link-card:hover .quick-icon {
  transform: scale(1.1);
  color: var(--accent-color);
}

.quick-link-title {
  font-family: var(--font-sans);
  font-size: 0.72rem; /* Small & neat text */
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

/* --- 7. NEEDS SECTION & GRID --- */
.needs-section {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  text-align: center;
}

.needs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 2 columns side by side */
  gap: 5px; /* Clean, tight spacing */
}

.need-card {
  display: flex;
  flex-direction: column; /* Stack vertically */
  align-items: flex-start;
  gap: 5px;
  padding: 12px 10px;
  border-radius: 20px;
  background-color: var(--container-bg);
  border: 1px solid var(--border-color);
  text-align: left;
  cursor: pointer;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  text-decoration: none;
  min-height: 135px; /* Ensures all cards have uniform height */
  box-sizing: border-box;
}

.need-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-color);
  box-shadow: var(--shadow-md);
}

.need-card:active {
  transform: translateY(0);
}

/* Category Specific Backgrounds for Icons */
.need-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bg-red-soft { background-color: var(--accent-soft); color: var(--accent-color); }
.bg-green-soft { background-color: var(--secondary-soft); color: var(--secondary-color); }
.bg-blue-soft { background-color: var(--blue-soft); color: var(--blue-color); }
.bg-indigo-soft { background-color: rgba(99, 102, 241, 0.15); color: #6366f1; }

.need-text {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
}

.need-text h3 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  margin: 0;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.need-text p {
  font-size: 0.7rem;
  color: var(--text-secondary);
  line-height: 1.35;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.need-arrow {
  display: none; /* Hide arrows in grid layout */
}

/* --- 8. STANDALONE FORM PAGE LAYOUT --- */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 8px;
  padding: 10px 18px;
  border-radius: 9999px;
  border: 1px solid var(--border-color);
  background-color: var(--container-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  align-self: flex-start;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.back-btn:hover {
  color: var(--accent-color);
  border-color: var(--accent-color);
  transform: translateX(-4px);
  box-shadow: var(--shadow-md);
}

.back-btn svg {
  transition: transform 0.25s ease;
}

.back-btn:hover svg {
  transform: translateX(-2px);
}

.form-card {
  width: 100%;
  background-color: var(--container-bg);
  border-radius: 24px;
  border: 1px solid var(--border-color);
  padding: 16px 18px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-card-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.form-card-header h1 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.form-card-header p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Category Badge Card inside Standalone Card */
.category-badge-card {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 14px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
}

/* --- 9. FORM FIELDS & STYLING --- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.required {
  color: var(--accent-color);
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background-color: var(--input-bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: all 0.25s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-group textarea {
  resize: none;
}

/* Radio Group Box (Pha phin / Pha may) */
.radio-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5px;
  margin-top: 4px;
}

.radio-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 6px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  transition: all 0.25s ease;
  background-color: var(--input-bg);
}

.radio-label input[type="radio"] {
  margin-bottom: 6px;
  accent-color: var(--accent-color);
}

.radio-label:has(input:checked) {
  border-color: var(--accent-color);
  background-color: var(--accent-soft);
  color: var(--accent-color);
  font-weight: 600;
}

/* Form Error Messaging */
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #ef4444 !important;
  background-color: var(--accent-soft);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15); /* Strong red glow highlight */
}

.error-msg {
  font-size: 0.75rem;
  font-weight: 600; /* Bold error messages */
  color: #ef4444;
  display: none;
  margin-top: 4px;
}

.form-group.has-error .error-msg {
  display: block;
  animation: slideDownError 0.2s ease forwards;
}

/* Error Summary Box */
.error-summary-box {
  padding: 12px 16px;
  border-radius: 12px;
  background-color: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #ef4444;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
  animation: slideDownError 0.2s ease forwards;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

/* Submit Actions */
.form-actions {
  margin-top: 10px;
}

.submit-btn {
  width: 100%;
  padding: 16px;
  border-radius: 14px;
  border: none;
  background-color: var(--accent-color);
  color: #ffffff;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.submit-btn:hover {
  background-color: var(--accent-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.submit-btn:active {
  transform: translateY(0);
}

.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Loading Spinner */
.btn-spinner {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 8px;
}

.btn-spinner.hidden {
  display: none;
}

.spinner {
  animation: rotate 2s linear infinite;
  width: 20px;
  height: 20px;
}

.spinner .path {
  stroke: #ffffff;
  stroke-linecap: round;
  animation: dash 1.5s ease-in-out infinite;
}

/* --- 10. FOOTER SECTION --- */
.biolink-footer {
  text-align: center;
  margin-top: 16px;
}

.biolink-footer p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.biolink-footer .mst {
  margin-top: 4px;
  opacity: 0.8;
}

/* --- 11. FULLSCREEN SUCCESS OVERLAY --- */
.success-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  background-color: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.success-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.success-card {
  width: 100%;
  max-width: 400px;
  text-align: center;
  padding: 32px 24px;
  background-color: var(--container-bg);
  border-radius: 24px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.success-overlay.active .success-card {
  transform: scale(1);
}

.success-card h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary-color);
}

.thanks-msg {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.redirect-countdown {
  width: 100%;
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.progress-bar-container {
  width: 100%;
  height: 4px;
  background-color: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.progress-bar-fill {
  width: 0%;
  height: 100%;
  background-color: var(--secondary-color);
  border-radius: 2px;
  transition: width 2.5s linear; /* Matches redirect delay */
}

/* --- 12. ANIMATIONS & TRANSITIONS --- */
@keyframes slideDownError {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rotate {
  100% { transform: rotate(360deg); }
}

@keyframes dash {
  0% {
    stroke-dasharray: 1, 150;
    stroke-dashoffset: 0;
  }
  50% {
    stroke-dasharray: 90, 150;
    stroke-dashoffset: -35;
  }
  100% {
    stroke-dasharray: 90, 150;
    stroke-dashoffset: -124;
  }
}

/* Entry Animations */
.animate-fade-in {
  opacity: 0;
  animation: animFadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-slide-up {
  opacity: 0;
  transform: translateY(20px);
  animation: animSlideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-scale-up {
  opacity: 0;
  transform: scale(0.95);
  animation: animScaleUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes animFadeIn {
  to { opacity: 1; }
}

@keyframes animSlideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes animScaleUp {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* --- Success Checkmark Animation --- */
.checkmark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: block;
  stroke-width: 2;
  stroke: var(--secondary-color);
  stroke-miterlimit: 10;
  box-shadow: inset 0px 0px 0px var(--secondary-color);
  animation: fillCheckmark .4s ease-in-out .4s forwards, scaleCheckmark .3s ease-in-out .9s dashed;
}

.checkmark__circle {
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  stroke-width: 2;
  stroke: var(--secondary-color);
  fill: none;
  animation: strokeCheckmark 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.checkmark__check {
  transform-origin: 50% 50%;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: strokeCheckmark 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.6s forwards;
}

@keyframes strokeCheckmark {
  100% { stroke-dashoffset: 0; }
}

@keyframes fillCheckmark {
  100% { box-shadow: inset 0px 0px 0px 30px var(--secondary-soft); }
}

@keyframes scaleCheckmark {
  0%, 100% { transform: none; }
  50% { transform: scale3d(1.1, 1.1, 1); }
}


/* --- Wipe Light Effect --- */
@keyframes wipe-light {
  0%      { transform: translateX(-160%) skewX(-18deg); opacity: 0; }
  1%      { opacity: 1; }
  17.5%   { transform: translateX(160%) skewX(-18deg); opacity: 0; }
  100%    { transform: translateX(160%) skewX(-18deg); opacity: 0; }
}
.wipe-light { position: relative; overflow: hidden; }
.wipe-light::after {
  content: '';
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 45%;
  background: linear-gradient(
    100deg,
    transparent 0%,
    rgba(255,255,255,0.18) 42%,
    rgba(255,255,255,0.36) 50%,
    rgba(255,255,255,0.18) 58%,
    transparent 100%
  );
  pointer-events: none;
  animation: wipe-light 4s ease-in-out infinite;
  border-radius: inherit;
}

/* Utlity Classes */
.hidden {
  display: none !important;
}

/* --- Expandable Advanced Section --- */
.advanced-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 16px;
  background-color: var(--input-bg);
  border: 1px dashed var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 6px;
  margin-bottom: 6px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.advanced-toggle-btn:hover {
  border-color: var(--accent-color);
  background-color: var(--accent-soft);
  color: var(--accent-color);
}

.advanced-toggle-btn .chevron {
  transition: transform 0.3s ease;
  color: var(--text-muted);
}

.advanced-toggle-btn:hover .chevron {
  color: var(--accent-color);
}

.advanced-toggle-btn.active .chevron {
  transform: rotate(180deg);
}

.advanced-fields {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.3s ease;
  display: flex;
  flex-direction: column;
}

.advanced-fields.expanded {
  max-height: 800px; /* High enough to contain all fields */
  opacity: 1;
  margin-top: 8px;
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
}

/* --- Vertical 2-Column Grid for F&B News Cards --- */
.news-categories-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-top: 12px;
  padding: 0 4px;
}

.category-module {
  margin-top: 10px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 2 columns side by side */
  gap: 5px; /* Tight gap of 6px */
}

/* Make odd last card span full width to look centered and professional */
.news-grid > a:last-child:nth-child(odd) {
  grid-column: span 2;
}

.news-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 10px; /* Tighter padding for grid fit */
  border-radius: 16px;
  background-color: var(--container-bg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  min-height: 110px; /* Ensures consistent heights */
}

.news-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.news-card.important {
  border-color: #ef4444 !important;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.12);
  position: relative;
  overflow: visible; /* Allows badge to overlap top border */
}

.news-card.important::before {
  content: 'LƯU NGAY';
  position: absolute;
  top: -8px;
  right: 12px;
  background-color: #ef4444;
  color: #fff;
  font-size: 0.58rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 6px;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 4px rgba(239, 68, 68, 0.2);
  z-index: 2;
}

.news-card.important:hover {
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.22);
}

.news-card-header {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.news-card-tag {
  display: none !important;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  align-self: flex-start;
  padding: 2px 6px;
  border-radius: 6px;
  background-color: var(--border-color);
}

.tag-fb {
  color: #1877f2;
  background-color: rgba(24, 119, 242, 0.1);
}

.tag-tt {
  color: #fe2c55;
  background-color: rgba(254, 44, 85, 0.1);
}

.news-card-title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  /* Limit title to 2 lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.3;
  margin-top: 2px;
  /* Limit description to 2 lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  padding-top: 6px;
  margin-top: 4px;
}

.watch-action {
  display: flex;
  align-items: center;
  gap: 5px;
  transition: color 0.2s ease;
}

.watch-action svg, .watch-action i {
  transition: transform 0.2s ease;
}

.news-card:hover .watch-action {
  color: var(--accent-color);
}

.news-card:hover .watch-action svg,
.news-card:hover .watch-action i {
  transform: scale(1.2);
}

.share-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 2px 6px;
  border-radius: 6px;
  transition: all 0.2s ease;
  cursor: pointer;
  background-color: transparent;
}

.share-btn:hover {
  color: var(--text-primary);
  background-color: var(--border-color);
}

.share-btn.copied {
  background-color: rgba(16, 185, 129, 0.08);
}

/* --- 9. WIDE LAYOUT & 2-COLUMN GRID (LANDING PAGES) --- */
.biolink-container.wide-layout {
  max-width: 960px; /* Expanded from 480px to support 2 columns on desktop */
}

.page-layout-grid {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
}

.video-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  border-radius: 24px;
  background-color: var(--container-bg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  box-sizing: border-box;
}

.video-card-header {
  margin-bottom: 16px;
  text-align: left;
}

.video-card-header h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  letter-spacing: 0.03em;
  margin: 0 0 4px 0;
}

.video-card-header p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 0;
}

.tiktok-wrapper {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  background-color: #000; /* Dark background placeholder for video loading */
}

@media (min-width: 800px) {
  .page-layout-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr; /* 2 columns, form slightly wider */
    gap: 5px;
    align-items: start;
  }
}

/* ==========================================================================
   COURSE MODULES ACCORDION / COLLAPSE STYLES
   ========================================================================== */
.course-section-header {
  text-align: center;
  margin-top: 12px;
  margin-bottom: 16px;
}

.course-section-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.course-section-sub {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.45;
  max-width: 440px;
  margin: 0 auto;
}

.course-modules-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.course-module {
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.course-module[open] {
  border-color: rgba(185, 28, 28, 0.35);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
}

.course-module-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  background: rgba(255, 255, 255, 0.4);
}

[data-theme="dark"] .course-module-summary {
  background: rgba(255, 255, 255, 0.03);
}

.course-module-summary::-webkit-details-marker {
  display: none;
}

.module-title-group {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}

.module-icon-box {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.module-title-text h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.module-title-text span {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 500;
}

.module-toggle-icon {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.course-module[open] .module-toggle-icon {
  transform: rotate(180deg);
  color: var(--accent-color);
}

.course-lessons-container {
  padding: 4px 8px 8px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.course-lesson-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 10px;
  text-decoration: none;
  background: transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
}

.course-lesson-item:hover {
  background: rgba(0, 0, 0, 0.03);
  border-color: var(--border-color);
}

[data-theme="dark"] .course-lesson-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.lesson-left {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
  flex: 1;
}

.lesson-icon {
  color: var(--accent-color);
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.course-lesson-item:hover .lesson-icon {
  transform: scale(1.25);
}

.lesson-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.lesson-title {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.lesson-desc {
  font-size: 0.68rem;
  color: var(--text-secondary);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lesson-right {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
  margin-left: 8px;
}

.lesson-badge {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 6px;
  white-space: nowrap;
}

.badge-hot {
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
}

.badge-blue {
  background: rgba(37, 99, 235, 0.12);
  color: #2563eb;
}

.badge-green {
  background: rgba(34, 197, 94, 0.12);
  color: #16a34a;
}

.badge-purple {
  background: rgba(147, 51, 234, 0.12);
  color: #9333ea;
}

.badge-orange {
  background: rgba(245, 158, 11, 0.12);
  color: #d97706;
}

.lesson-arrow {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform 0.15s ease;
}

.course-lesson-item:hover .lesson-arrow {
  transform: translateX(3px);
  color: var(--accent-color);
}

/* ==========================================================================
   COMPACT BANNER SYSTEM & LESSON DETAIL COLLAPSE STYLES
   ========================================================================== */
.compact-banner {
  animation-delay: 0.1s;
  text-decoration: none;
  display: block;
  width: 100%;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: 6px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.compact-banner:hover {
  transform: translateY(-1px);
}

.compact-banner-zalo {
  background: linear-gradient(135deg, #0068ff 0%, #0050cc 50%, #003399 100%);
  box-shadow: 0 4px 14px rgba(0, 104, 255, 0.3);
}

.compact-banner-gift {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 50%, #b45309 100%);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.compact-banner-warn {
  background: linear-gradient(135deg, #ef4444 0%, #b91c1c 50%, #7f1d1d 100%);
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.25);
}

.compact-banner-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 5px;
}

.compact-banner-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.15rem;
  color: #fff;
}

.compact-banner-content {
  flex: 1;
  min-width: 0;
}

.compact-banner-tag {
  font-size: 0.58rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1px;
}

.compact-banner-title {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.compact-banner-desc {
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Lesson Detail Item (Collapsible inside Course Module) */
.lesson-detail-item {
  border-radius: 10px;
  background: transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
  overflow: hidden;
}

.lesson-detail-item[open] {
  background: rgba(0, 0, 0, 0.025);
  border-color: var(--border-color);
}

[data-theme="dark"] .lesson-detail-item[open] {
  background: rgba(255, 255, 255, 0.04);
}

.lesson-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.lesson-summary::-webkit-details-marker {
  display: none;
}

.lesson-toggle-arrow {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.lesson-detail-item[open] .lesson-toggle-arrow {
  transform: rotate(180deg);
  color: var(--accent-color);
}

.lesson-expanded-content {
  padding: 2px 10px 10px 38px;
  border-top: 1px dashed rgba(0, 0, 0, 0.06);
  margin-top: 2px;
  padding-top: 8px;
}

[data-theme="dark"] .lesson-expanded-content {
  border-top-color: rgba(255, 255, 255, 0.08);
}

.lesson-expanded-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 8px;
}

.lesson-action-bar {
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 5px;
}

.lesson-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
  font-family: inherit;
  line-height: 1.2;
}

.lesson-action-btn i {
  flex-shrink: 0;
}

.lesson-action-btn.watch-btn {
  background: var(--accent-color);
  color: #fff;
}

.lesson-action-btn.watch-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.lesson-action-btn.detail-btn {
  background: rgba(0, 104, 255, 0.1);
  color: #0068ff;
  border: 1px solid rgba(0, 104, 255, 0.25);
}

.lesson-action-btn.detail-btn:hover {
  background: rgba(0, 104, 255, 0.2);
  transform: translateY(-1px);
}

.lesson-action-btn.share-lesson-btn {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

[data-theme="dark"] .lesson-action-btn.share-lesson-btn {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.lesson-action-btn.share-lesson-btn:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--accent-color);
  border-color: var(--accent-color);
}

/* ==========================================================================
   FLAT DESIGN SEARCH & FILTER STYLES (FNB TRUE FOOD X TRUE CAFE)
   ========================================================================== */
.course-search-box {
  position: relative;
  margin-bottom: 10px;
}

.course-search-input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--container-bg);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.8rem;
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.15s ease;
}

.course-search-input:focus {
  border-color: var(--accent-color);
}

.course-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

.course-filter-pills {
  display: flex;
  gap: 5px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 14px;
  scrollbar-width: none;
}

.course-filter-pills::-webkit-scrollbar {
  display: none;
}

.filter-pill {
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 0.7rem;
  font-weight: 600;
  white-space: nowrap;
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

[data-theme="dark"] .filter-pill {
  background: rgba(255, 255, 255, 0.06);
}

.filter-pill.active, .filter-pill:hover {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
}
/* ==========================================================================
   TWITTER / X STYLE PROFILE HEADER CARD
   ========================================================================== */
.twitter-profile-card {
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
  text-align: center;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.profile-cover {
  width: 100%;
  height: 110px;
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #002b80 100%);
  position: relative;
  overflow: hidden;
}

.profile-cover::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(0, 104, 255, 0.35) 0%, transparent 60%),
              radial-gradient(circle at 20% 80%, rgba(185, 28, 28, 0.25) 0%, transparent 60%);
}

.profile-avatar-wrapper {
  margin-top: -40px;
  position: relative;
  display: inline-block;
  z-index: 2;
}

.twitter-avatar {
  width: 90px;
  height: 90px;
  border-radius: 0; /* Vuông phẳng hoàn toàn, không bo góc */
  border: 1.5px solid #ffffff; /* Viền trắng mỏng tinh tế */
  background: #ffffff;
  object-fit: contain; /* Giữ nguyên 100% tỷ lệ logo không bị cắt xén */
  padding: 4px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.profile-meta {
  padding: 8px 16px 16px 16px;
}

.profile-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 2px 0 4px 0;
  line-height: 1.25;
}

.profile-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-color);
  background: var(--accent-soft);
  padding: 3px 10px;
  border-radius: 14px;
  margin-bottom: 6px;
}

.profile-bio {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}

.app-brand-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-bottom: 6px;
}

.app-brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.app-brand-info {
  text-align: left;
}

.app-brand-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin: 0;
}

.app-brand-sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-color);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* Course App Hero Card */
.course-app-hero {
  background: linear-gradient(135deg, #0068ff 0%, #0044b3 100%);
  border-radius: 20px;
  padding: 20px 18px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 104, 255, 0.28);
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.app-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.app-hero-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 6px 0;
  color: #fff;
}

.app-hero-sub {
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.45;
  margin: 0 0 14px 0;
}

.app-hero-actions {
  display: flex;
  gap: 5px;
}

.app-hero-btn-zalo {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: #fff;
  color: #0068ff;
  font-weight: 800;
  font-size: 0.8rem;
  padding: 11px 16px;
  border-radius: 12px;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.app-hero-btn-zalo:hover {
  transform: translateY(-1px);
  background: #f8fafc;
}

/* Sub Banners Grid (2 Columns) */
.course-sub-banners-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
  margin-bottom: 16px;
}

.sub-banner-card {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 12px;
  border-radius: 14px;
  text-decoration: none;
  border: 1px solid var(--border-color);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.sub-banner-card:hover {
  transform: translateY(-1px);
}

.sub-banner-card.gift-card {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.08) 0%, rgba(217, 119, 6, 0.03) 100%);
  border-color: rgba(217, 119, 6, 0.25);
}

.sub-banner-card.warn-card {
  background: linear-gradient(135deg, rgba(185, 28, 28, 0.08) 0%, rgba(185, 28, 28, 0.03) 100%);
  border-color: rgba(185, 28, 28, 0.25);
}

.sub-banner-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.gift-card .sub-banner-icon {
  background: rgba(217, 119, 6, 0.15);
  color: #d97706;
}

.warn-card .sub-banner-icon {
  background: rgba(185, 28, 28, 0.15);
  color: #b91c1c;
}

.sub-banner-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.sub-banner-tag {
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.gift-card .sub-banner-tag { color: #d97706; }
.warn-card .sub-banner-tag { color: #b91c1c; }

.sub-banner-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==========================================================================
   DRIP 30 NGÀY - SIGNUP CARD & FORM
   ========================================================================== */
.drip-card {
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 18px 16px;
  margin-bottom: 14px;
}

.drip-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #b91c1c;
  background: rgba(185, 28, 28, 0.08);
  border-radius: 8px;
  padding: 4px 10px;
  margin-bottom: 8px;
}

.drip-card-title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 4px;
}

.drip-card-sub {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
}

.drip-form {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
/* [hidden] phải thắng display:flex ở trên — nếu không form "ẩn" vẫn hiện & submit GET native. */
.drip-form[hidden] {
  display: none !important;
}

.drip-input {
  width: 100%;
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  color: var(--text-primary);
  font-family: inherit;
  /* 16px giữ cố định để iOS Safari KHÔNG tự phóng to trang khi focus vào ô nhập. */
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s ease;
}

.drip-input:focus { border-color: #b91c1c; }
.drip-input-error { border-color: #dc2626 !important; }

/* Thông báo trạng thái gửi form (lỗi / rate-limit) hiển thị inline thay cho alert. */
.drip-status {
  display: none;
  margin-top: 7px;
  padding: 9px 12px;
  border-radius: 10px;
  font-size: 0.72rem;
  line-height: 1.5;
  font-weight: 600;
}
.drip-status.is-error,
.drip-status.is-rate { display: block; }
.drip-status.is-error {
  background: rgba(220, 38, 38, 0.08);
  color: #b91c1c;
  border: 1px solid rgba(220, 38, 38, 0.2);
}
.drip-status.is-rate {
  background: rgba(217, 119, 6, 0.1);
  color: #b45309;
  border: 1px solid rgba(217, 119, 6, 0.22);
}
.drip-status i { margin-right: 4px; }
.drip-spin { display: inline-block; animation: drip-spin 0.8s linear infinite; }
@keyframes drip-spin { to { transform: rotate(360deg); } }

.drip-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 100%;
  padding: 12px 16px;
  border: none;
  border-radius: 12px;
  background: #b91c1c;
  color: #ffffff;
  font-family: inherit;
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.1s ease;
}

.drip-submit-btn:hover { opacity: 0.92; }
.drip-submit-btn:active { transform: scale(0.985); }
.drip-submit-btn:disabled { opacity: 0.6; cursor: wait; }

.drip-form-note {
  font-size: 0.66rem;
  color: var(--text-muted, #999);
  text-align: center;
  line-height: 1.45;
}

.drip-success {
  background: rgba(16, 185, 129, 0.09);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: 12px;
  padding: 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #059669;
  line-height: 1.55;
}

.drip-success i { margin-right: 4px; }

/* Landing hoc-30-ngay: khung lộ trình tuần */
.drip-week-block {
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 14px 16px;
  margin-bottom: 10px;
}

.drip-week-label {
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #b91c1c;
  margin-bottom: 6px;
}

.drip-week-title {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.drip-week-block ul {
  margin: 0;
  padding-left: 18px;
}

.drip-week-block li {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   VIDEO GIỚI THIỆU (trang tư vấn) - responsive, thân thiện mobile
   ========================================================================== */
.consult-video-card {
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 14px;
  text-align: center;
}

.consult-video-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.consult-video-title i { color: #b91c1c; }

.consult-video-frame {
  max-width: 100%;
  margin: 0 auto;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 9;
}

.consult-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border: 0;
}

.consult-video-caption {
  font-size: 0.7rem;
  color: var(--text-muted, #999);
  margin-top: 8px;
}

/* Trang giới thiệu mở từ email chào mừng */
.intro-page-body::before {
  height: 520px;
  background:
    radial-gradient(circle at 12% 5%, rgba(185, 28, 28, 0.18), transparent 36%),
    radial-gradient(circle at 90% 14%, rgba(21, 128, 61, 0.09), transparent 30%);
}

.intro-page {
  gap: 12px;
  padding: 12px 10px 24px;
}

.intro-page .back-btn {
  width: fit-content;
  margin-bottom: 0;
}

.intro-hero,
.intro-video-section,
.intro-value-section,
.intro-next-step {
  border: 1px solid var(--border-color);
  border-radius: 22px;
  background: var(--container-bg);
  box-shadow: var(--shadow-sm);
}

.intro-hero {
  position: relative;
  overflow: hidden;
  padding: 20px 18px 22px;
  background:
    linear-gradient(145deg, rgba(185, 28, 28, 0.11), transparent 58%),
    var(--container-bg);
}

.intro-hero::after {
  content: "";
  position: absolute;
  width: 150px;
  height: 150px;
  right: -68px;
  top: -72px;
  border-radius: 50%;
  border: 28px solid rgba(185, 28, 28, 0.07);
  pointer-events: none;
}

.intro-brand-row {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 20px;
}

.intro-page-logo {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.intro-brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.intro-brand-copy strong {
  color: var(--text-primary);
  font-size: 0.76rem;
  line-height: 1.35;
}

.intro-brand-copy span {
  color: var(--text-muted);
  font-size: 0.64rem;
  margin-top: 2px;
}

.intro-page-eyebrow,
.intro-section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-color);
  font-size: 0.67rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.055em;
}

.intro-page-title {
  max-width: 470px;
  color: var(--text-primary);
  font-size: clamp(1.65rem, 7vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
  margin: 8px 0 11px;
}

.intro-page-lead {
  max-width: 490px;
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.7;
  margin: 0;
}

.intro-video-section,
.intro-value-section,
.intro-next-step {
  padding: 17px 14px;
}

.intro-section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin: 0 2px 13px;
}

.intro-section-heading h2,
.intro-value-section h2,
.intro-next-step h2 {
  color: var(--text-primary);
  font-size: 1.02rem;
  line-height: 1.35;
  margin: 3px 0 0;
}

.intro-video-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  flex-shrink: 0;
  color: var(--accent-color);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 6px 8px;
  font-size: 0.61rem;
  font-weight: 800;
}

.intro-video-frame {
  width: min(100%, 350px);
  margin: 0 auto;
  aspect-ratio: 9 / 16;
  border-radius: 18px;
  overflow: hidden;
  background: #050505;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.22);
}

.intro-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intro-video-caption {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  color: var(--text-muted);
  font-size: 0.68rem;
  line-height: 1.5;
  text-align: center;
  margin: 11px 0 0;
}

.intro-value-section h2,
.intro-next-step h2 { margin-bottom: 12px; }

.intro-value-list {
  display: grid;
  gap: 8px;
}

.intro-value-item {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 15px;
  background: rgba(128, 128, 128, 0.045);
}

.intro-value-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 37px;
  height: 37px;
  border-radius: 11px;
  color: var(--accent-color);
  background: var(--accent-soft);
  font-size: 1rem;
}

.intro-value-item div:last-child {
  display: flex;
  flex-direction: column;
}

.intro-value-item strong {
  color: var(--text-primary);
  font-size: 0.77rem;
}

.intro-value-item span {
  color: var(--text-secondary);
  font-size: 0.69rem;
  line-height: 1.55;
  margin-top: 3px;
}

.intro-next-step {
  background:
    linear-gradient(145deg, rgba(185, 28, 28, 0.1), transparent 64%),
    var(--container-bg);
}

.intro-next-step > p {
  color: var(--text-secondary);
  font-size: 0.72rem;
  line-height: 1.55;
  margin: -6px 0 13px;
}

.intro-page-actions {
  display: grid;
  gap: 9px;
}

.intro-page-action {
  display: grid;
  grid-template-columns: 24px 1fr 18px;
  align-items: center;
  gap: 8px;
  min-height: 58px;
  padding: 11px 13px;
  border-radius: 14px;
  text-align: left;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.intro-page-action:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.intro-page-action > i:first-child { font-size: 1.05rem; }
.intro-page-action > i:last-child { justify-self: end; }

.intro-page-action span {
  display: flex;
  flex-direction: column;
}

.intro-page-action strong {
  font-size: 0.75rem;
  line-height: 1.4;
}

.intro-page-action small {
  font-size: 0.63rem;
  line-height: 1.4;
  margin-top: 2px;
  opacity: 0.8;
}

.intro-page-action-primary {
  background: #b91c1c;
  color: #fff;
}

.intro-page-action-secondary {
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

@media (min-width: 560px) {
  .intro-page { padding-top: 18px; }
  .intro-hero { padding: 26px 25px 28px; }
  .intro-video-section,
  .intro-value-section,
  .intro-next-step { padding: 20px; }
  .intro-page-actions { grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
   DRIP - CHECKBOX ĐỒNG Ý CHÍNH SÁCH
   ========================================================================== */
.drip-consent {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
}

.drip-consent-check {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-top: 1px;
  accent-color: #b91c1c;
  cursor: pointer;
}

.drip-consent a { color: #b91c1c; font-weight: 700; text-decoration: none; }

.drip-consent.consent-error {
  color: #dc2626;
}
.drip-consent.consent-error .drip-consent-check {
  outline: 2px solid #dc2626;
  outline-offset: 1px;
  border-radius: 3px;
}

/* ==========================================================================
   CARD TƯ VẤN GỘP (trang chủ → /tu-van)
   ========================================================================== */
.consult-hub-card {
  display: flex;
  align-items: stretch;
  gap: 5px;
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 16px;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.consult-hub-card:hover {
  transform: translateY(-2px);
  border-color: #b91c1c;
  box-shadow: var(--shadow-md);
}

.consult-hub-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.consult-hub-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  align-self: flex-start;
  font-size: 0.6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #b91c1c;
  background: rgba(185, 28, 28, 0.08);
  border-radius: 8px;
  padding: 4px 10px;
  margin-bottom: 8px;
}

.consult-hub-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 4px;
}

.consult-hub-sub {
  font-size: 0.74rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 10px;
}

.consult-hub-cta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  font-weight: 800;
  color: #b91c1c;
}

.consult-hub-photo {
  position: relative;
  flex-shrink: 0;
  width: 104px;
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(135deg, #b91c1c 0%, #7f1414 100%);
}

.consult-hub-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.consult-hub-photo-fallback {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  font-size: 2rem;
}

.consult-hub-photo.no-img img { display: none; }
.consult-hub-photo.no-img .consult-hub-photo-fallback { display: flex; }

@media (max-width: 360px) {
  .consult-hub-photo { width: 84px; }
}

/* Video giới thiệu trên /hoc-30-ngay */
.hoc30-video-card {
  background: var(--container-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 14px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}
.hoc30-video-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
}
.hoc30-video-title i { color: var(--accent-color); font-size: 1.05rem; }
.hoc30-video {
  width: 100%;
  display: block;
  border-radius: 11px;
  background: #000;
  aspect-ratio: 16 / 9;
  object-fit: contain;
}

/* ===== Trình phát video tùy chỉnh dùng chung (tc-video-player) ===== */
.tcp { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #000; border-radius: 12px; overflow: hidden; }
.tcp > video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; background: #000; display: block; cursor: pointer; aspect-ratio: auto; margin: 0; }
.tcp-big { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 60px; height: 60px; border-radius: 50%; border: 0; background: rgba(185, 28, 28, 0.92); color: #fff; font-size: 1.7rem; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35); transition: transform 0.15s ease, opacity 0.2s ease; }
.tcp-big:hover { transform: translate(-50%, -50%) scale(1.06); }
.tcp.is-playing .tcp-big { opacity: 0; pointer-events: none; }
.tcp-bar { position: absolute; left: 0; right: 0; bottom: 0; display: flex; align-items: center; gap: 8px; padding: 9px 11px; background: linear-gradient(to top, rgba(0,0,0,0.78), rgba(0,0,0,0)); opacity: 0; transition: opacity 0.2s ease; }
.tcp:hover .tcp-bar, .tcp:not(.is-playing) .tcp-bar, .tcp:focus-within .tcp-bar { opacity: 1; }
.tcp-btn { border: 0; background: transparent; color: #fff; font-size: 1rem; width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; cursor: pointer; border-radius: 6px; flex-shrink: 0; padding: 0; }
.tcp-btn:hover { background: rgba(255, 255, 255, 0.16); }
.tcp-time, .tcp-dur { color: #fff; font-size: 11px; font-variant-numeric: tabular-nums; flex-shrink: 0; min-width: 30px; text-align: center; }
.tcp-track { position: relative; flex: 1; height: 5px; background: rgba(255, 255, 255, 0.28); border-radius: 3px; cursor: pointer; min-width: 40px; }
.tcp-buffer { position: absolute; left: 0; top: 0; height: 100%; width: 0; background: rgba(255, 255, 255, 0.35); border-radius: 3px; }
.tcp-played { position: absolute; left: 0; top: 0; height: 100%; width: 0; background: #b91c1c; border-radius: 3px; }
.tcp-knob { position: absolute; top: 50%; left: 0; width: 12px; height: 12px; background: #fff; border-radius: 50%; transform: translate(-50%, -50%); box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4); }
.tcp-toast { position: absolute; left: 50%; top: 14px; transform: translateX(-50%); background: rgba(0, 0, 0, 0.82); color: #fff; font-size: 12px; font-weight: 600; padding: 7px 13px; border-radius: 20px; opacity: 0; transition: opacity 0.2s ease; pointer-events: none; white-space: nowrap; }
.tcp-toast.show { opacity: 1; }
@media (max-width: 420px) { .tcp-embed { display: none; } .tcp-bar { gap: 5px; padding: 7px 8px; } }