/* ==========================================================================
   N4C.VN - STYLESHEET MATCHING DEMO PANEL 1 - 10 (100% PIXEL-PERFECT)
   Strict Light Mode: Porcelain White (#FFFFFF / #F8FAFC) + 
   Mint Emerald (#10B981) + Warm Amber (#F59E0B) + Gradient CTA (#FF5722)
   ========================================================================== */

:root {
  color-scheme: light !important;
  --bg-page: #FFFFFF;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F8FAFC;
  --bg-card-hover: #F1F5F9;

  --text-main: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  --mint-primary: #10B981;
  --mint-dark: #059669;
  --mint-deep: #064E3B;
  --mint-light: #E6F7F0;
  --mint-border: #A7F3D0;

  --amber-primary: #F59E0B;
  --amber-dark: #D97706;
  --amber-light: #FFF3E0;
  --amber-border: #FDE68A;

  --cta-orange: #FF5722;
  --cta-orange-dark: #E64A19;

  --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 20px 40px rgba(15, 23, 42, 0.1);
  --shadow-cta: 0 10px 25px rgba(255, 87, 34, 0.4);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Force light mode against browser auto-dark inverters */
html, body {
  background-color: #FFFFFF !important;
  color: #0F172A !important;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.n4c-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   1. NAVBAR (Matching Panel 1 Demo - 1 Single Line, No Wrapping)
   ========================================================================== */
.n4c-navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid #EEF2F6;
  height: 72px;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
}

/* Menu items: Strictly 1 line, No Wrapping */
.nav-links-menu {
  display: none;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  white-space: nowrap !important;
}

@media (min-width: 992px) {
  .nav-links-menu {
    display: flex !important;
    white-space: nowrap !important;
  }
}

.nav-link-item {
  color: #1E293B !important;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap !important;
  display: inline-block;
  padding: 6px 0;
  position: relative;
  transition: var(--transition);
}

.nav-link-item:hover,
.nav-link-item.active {
  color: var(--mint-dark) !important;
}

.nav-link-item.active::after,
.nav-link-item:hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2.5px;
  background: var(--mint-primary);
  border-radius: var(--radius-full);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-nav-icon {
  background: #F1F5F9 !important;
  color: #334155 !important;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-nav-icon:hover {
  background: #E2E8F0 !important;
  color: #0F172A !important;
  transform: scale(1.05);
}

.btn-nav-login {
  background: var(--mint-primary) !important;
  color: #FFFFFF !important;
  padding: 9px 24px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-nav-login:hover {
  background: var(--mint-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.45);
}

/* ==========================================================================
   1.1 MOBILE NAVBAR & DRAWER (Centered Logo & Mobile Menu List)
   ========================================================================== */
.btn-mobile-hamburger {
  display: none;
}

@media (max-width: 991px) {
  .nav-wrapper {
    position: relative;
    justify-content: space-between;
  }

  .btn-mobile-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: #F1F5F9 !important;
    border: 1.5px solid #E2E8F0;
    color: #0F172A !important;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
    z-index: 10;
  }

  .btn-mobile-hamburger:hover {
    background: #E2E8F0 !important;
    color: #10B981 !important;
  }

  /* Logo: Căn chính diện tuyệt đối 100% trên Mobile */
  .brand-logo-wrap {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    margin: 0;
  }

  .brand-logo-img {
    height: 34px;
  }

  .nav-icon-desktop-only {
    display: none !important;
  }

  .btn-nav-login {
    padding: 7px 16px;
    font-size: 0.85rem;
  }
}

/* Mobile Menu Drawer & Backdrop */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  max-width: 86vw;
  background: #FFFFFF !important;
  z-index: 2001;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 12px 0 40px rgba(15, 23, 42, 0.16);
  display: flex;
  flex-direction: column;
  border-right: 1.5px solid #E2E8F0;
  overflow-y: auto;
}

.mobile-menu-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-header {
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1.5px solid #F1F5F9;
  background: #FFFFFF !important;
}

.drawer-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.btn-drawer-close {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid #E2E8F0;
  background: #F8FAFC !important;
  color: #475569 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-drawer-close:hover {
  background: #E2E8F0 !important;
  color: #0F172A !important;
}

.mobile-drawer-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.mobile-nav-heading {
  font-size: 0.75rem;
  font-weight: 800;
  color: #94A3B8 !important;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  text-transform: uppercase;
}

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

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  text-decoration: none;
  color: #1E293B !important;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  background: transparent;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: #E6F7F0 !important;
  color: #065F46 !important;
}

.mobile-nav-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.mobile-nav-text {
  flex: 1;
}

.mobile-badge-hot {
  background: #EF4444 !important;
  color: #FFFFFF !important;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

.mobile-badge-new {
  background: #10B981 !important;
  color: #FFFFFF !important;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

.mobile-drawer-footer {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid #F1F5F9;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mobile-drawer-badge {
  font-size: 0.82rem;
  font-weight: 700;
  color: #059669 !important;
  text-align: center;
  background: #E6F7F0 !important;
  padding: 8px 12px;
  border-radius: 10px;
}

.btn-mobile-drawer-login {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--mint-primary) !important;
  color: #FFFFFF !important;
  text-decoration: none;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
  transition: var(--transition);
}

.btn-mobile-drawer-login:hover {
  background: var(--mint-dark) !important;
}

/* ==========================================================================
   2. HERO SECTION (Matching Panel 1 in Demo)
   ========================================================================== */
.hero-section {
  padding: 36px 0 24px 0;
  background: radial-gradient(circle at 85% 20%, rgba(230, 247, 240, 0.6) 0%, rgba(255, 255, 255, 0) 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.16fr 0.84fr;
    gap: 36px;
  }
}

.hero-main-heading {
  font-size: 2.1rem;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
}

@media (min-width: 768px) {
  .hero-main-heading {
    font-size: clamp(2rem, 2.65vw, 2.55rem);
    line-height: 1.16;
  }
}

.hero-main-heading .heading-line-1 {
  display: block;
  white-space: nowrap;
}

.hero-main-heading .heading-line-2 {
  display: block;
  white-space: nowrap;
}

@media (max-width: 480px) {
  .hero-main-heading {
    font-size: 1.55rem;
    line-height: 1.25;
  }
  .hero-main-heading .heading-line-1,
  .hero-main-heading .heading-line-2 {
    white-space: normal;
  }
}

.text-teal-dark {
  color: #065F46 !important;
}

.text-emerald {
  color: #10B981 !important;
}

.hero-tagline {
  font-size: 1.15rem;
  font-weight: 500;
  color: #475569 !important;
  margin-bottom: 24px;
}

/* Quick Downloader Card (Panel 1) */
.quick-downloader-box {
  background: #FFFFFF !important;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-card);
  position: relative;
  margin-bottom: 12px;
}

.platform-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  overflow-x: auto;
}

.platform-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 700;
  border: 1.5px solid transparent;
  background: #F1F5F9 !important;
  color: #475569 !important;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.platform-tab-btn:hover {
  background: #E2E8F0 !important;
}

.platform-tab-btn.active[data-platform="tiktok"] {
  background: #000000 !important;
  color: #FFFFFF !important;
}

.platform-tab-btn.active[data-platform="facebook"] {
  background: #1877F2 !important;
  color: #FFFFFF !important;
}

.platform-tab-btn.active[data-platform="youtube"] {
  background: #FF0000 !important;
  color: #FFFFFF !important;
}

.download-input-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (min-width: 640px) {
  .download-input-row {
    flex-direction: row;
    align-items: center;
  }
}

.download-input-wrapper {
  position: relative;
  flex: 1;
}

.download-input {
  width: 100%;
  height: 52px;
  padding: 0 102px 0 16px;
  border: 1.5px solid #CBD5E1;
  border-radius: var(--radius-md);
  font-size: 0.96rem;
  color: #0F172A !important;
  background: #F8FAFC !important;
  outline: none;
  transition: var(--transition);
}

.download-input:focus {
  border-color: var(--mint-primary);
  background: #FFFFFF !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18);
}

.btn-clear-inside {
  position: absolute;
  right: 64px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  background: #E2E8F0 !important;
  color: #64748B !important;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  padding: 0;
  z-index: 2;
}

.btn-clear-inside:hover {
  background: #CBD5E1 !important;
  color: #0F172A !important;
}

.btn-clear-inside svg {
  pointer-events: none;
}

.btn-paste-inside {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: #E2E8F0 !important;
  color: #0F172A !important;
  border: none;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  z-index: 2;
}

.btn-paste-inside:hover {
  background: #CBD5E1 !important;
}

.btn-download-cta {
  height: 52px;
  padding: 0 24px;
  background: linear-gradient(135deg, var(--cta-orange) 0%, var(--cta-orange-dark) 100%) !important;
  color: #FFFFFF !important;
  font-size: 1rem;
  font-weight: 800;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--shadow-cta);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-download-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(255, 87, 34, 0.5);
}

.download-checkmarks-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 14px;
}

.check-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.86rem;
  font-weight: 600;
  color: #475569 !important;
}

.check-item svg {
  color: var(--mint-primary);
}

/* Progress & Result Box */
.progress-bar-container {
  display: none;
  margin-top: 16px;
}

.progress-bar-container.active {
  display: block;
}

.progress-bar-track {
  width: 100%;
  height: 8px;
  background: #E2E8F0 !important;
  border-radius: 9999px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--mint-primary), var(--cta-orange)) !important;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.progress-status-text {
  font-size: 0.85rem;
  color: #475569 !important;
  font-weight: 600;
  margin-top: 6px;
  text-align: center;
}

.downloader-result-box {
  display: none;
  margin-top: 20px;
  padding: 20px;
  background: #F8FAFC !important;
  border: 1.5px solid #CBD5E1;
  border-radius: var(--radius-md);
}

.downloader-result-box.active {
  display: block;
}

.result-video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .result-video-grid {
    grid-template-columns: 140px 1fr;
  }
}

.result-thumbnail-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
  aspect-ratio: 16/9;
}

.result-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.result-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 10px;
  color: #0F172A !important;
}

.result-download-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn-action-download {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-download-nologo {
  background: var(--mint-primary) !important;
  color: #FFFFFF !important;
}

.btn-download-hd {
  background: #0F172A !important;
  color: #FFFFFF !important;
}

.btn-download-audio {
  background: var(--amber-primary) !important;
  color: #FFFFFF !important;
}

/* Hero Right Visual */
.hero-visual-col {
  position: relative;
  text-align: center;
}

.hero-visual-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 4px solid #FFFFFF;
  box-shadow: var(--shadow-card);
  background: #FFFFFF !important;
}

.hero-visual-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hero-visual-card:hover .hero-visual-img {
  transform: scale(1.02);
}

/* Floating White Badges (Clean & Bright) */
.hero-floating-badge {
  position: absolute;
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 14px;
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  z-index: 10;
  animation: floatAnim 4s ease-in-out infinite;
}

.hero-floating-badge img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.hero-floating-badge .badge-label {
  font-size: 0.82rem;
  font-weight: 800;
  color: #0F172A !important;
  line-height: 1.2;
  text-align: left;
}

.hero-floating-badge .badge-sub {
  font-size: 0.7rem;
  color: #64748B !important;
}

.float-tl { top: 6%; left: -3%; animation-delay: 0s; }
.float-tr { top: 12%; right: -3%; animation-delay: 1.5s; }
.float-bl { bottom: 6%; left: -2%; animation-delay: 2.2s; }
.float-br { bottom: 10%; right: -2%; animation-delay: 0.8s; }

@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@media (max-width: 768px) {
  .hero-floating-badge { display: none; }
}

/* ==========================================================================
   3. DUAL AUDIENCE CARDS (Panel 1 in Demo - Pastel Mint & Pastel Amber)
   ========================================================================== */
.dual-cards-section {
  padding: 16px 0 36px 0;
}

.dual-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 860px) {
  .dual-cards-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}

.demo-audience-card {
  border-radius: var(--radius-xl);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.demo-audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* Teacher Card: Pastel Mint */
.card-theme-teacher {
  background: linear-gradient(135deg, #E6F7F0 0%, #D1FAE5 100%) !important;
  border: 1.5px solid #A7F3D0;
}

/* Parent Card: Pastel Amber */
.card-theme-parent {
  background: linear-gradient(135deg, #FFF3E0 0%, #FEF3C7 100%) !important;
  border: 1.5px solid #FDE68A;
}

.card-info-col {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-title-pill {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 6px;
  line-height: 1.25;
}

.card-theme-teacher .card-title-pill {
  color: #065F46 !important;
}

.card-theme-parent .card-title-pill {
  color: #92400E !important;
}

.card-subtext {
  font-size: 0.92rem;
  color: #334155 !important;
  margin-bottom: 18px;
  font-weight: 500;
  line-height: 1.4;
}

.card-btn-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: #FFFFFF !important;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.9rem;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  width: fit-content;
}

.card-theme-teacher .card-btn-pill {
  color: #059669 !important;
}

.card-theme-parent .card-btn-pill {
  color: #D97706 !important;
}

.card-btn-pill:hover {
  transform: translateX(3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.card-character-col {
  width: 140px;
  height: 140px;
  flex-shrink: 0;
  border-radius: 20px;
  overflow: hidden;
  background: #FFFFFF !important;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

@media (min-width: 640px) {
  .card-character-col {
    width: 170px;
    height: 150px;
  }
}

.card-character-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.demo-audience-card:hover .card-character-img {
  transform: scale(1.05);
}

/* ==========================================================================
   4. STATS & TRUST BAR (Panel 1 in Demo)
   ========================================================================== */
.stats-bar-section {
  padding: 24px 0;
  background: #FFFFFF !important;
  border-top: 1px solid #EEF2F6;
  border-bottom: 1px solid #EEF2F6;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.stat-item-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.stat-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--mint-light) !important;
  color: var(--mint-dark) !important;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-digit {
  font-size: 1.8rem;
  font-weight: 800;
  color: #0F172A !important;
  line-height: 1.1;
}

.stat-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: #64748B !important;
}

/* ==========================================================================
   5. RESOURCE HUB (10 Mockup Cards)
   ========================================================================== */
.resource-hub-section {
  padding: 60px 0;
  background: #FAFAFA !important;
}

.section-header-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 36px auto;
}

.section-tag-pill {
  display: inline-block;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background: var(--mint-light) !important;
  color: var(--mint-dark) !important;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-heading-title {
  font-size: 2.1rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: #0F172A !important;
}

.section-heading-desc {
  font-size: 1rem;
  color: #475569 !important;
}

.hub-tabs-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.hub-tab-btn {
  padding: 9px 22px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.92rem;
  border: 1.5px solid #E2E8F0;
  background: #FFFFFF !important;
  color: #475569 !important;
  cursor: pointer;
  transition: var(--transition);
}

.hub-tab-btn:hover {
  border-color: var(--mint-primary);
  color: var(--mint-dark) !important;
}

.hub-tab-btn.active {
  background: var(--mint-primary) !important;
  border-color: var(--mint-primary);
  color: #FFFFFF !important;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.resources-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .resources-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .resources-cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1240px) {
  .resources-cards-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.single-doc-card {
  background: #FFFFFF !important;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid #E2E8F0;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.single-doc-card:hover {
  transform: translateY(-5px);
  border-color: var(--mint-primary);
  box-shadow: var(--shadow-card);
}

.doc-thumb-box {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
  background: #F1F5F9 !important;
}

.doc-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.single-doc-card:hover .doc-thumb-img {
  transform: scale(1.05);
}

.doc-category-pill {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.95) !important;
  color: #0F172A !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.doc-content-box {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.doc-heading {
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 8px;
  color: #0F172A !important;
}

.doc-summary {
  font-size: 0.82rem;
  color: #64748B !important;
  line-height: 1.4;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.btn-open-doc {
  margin-top: auto;
  width: 100%;
  padding: 8px 12px;
  background: #F8FAFC !important;
  color: var(--mint-dark) !important;
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.84rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: var(--transition);
}

.btn-open-doc:hover {
  background: var(--mint-primary) !important;
  color: #FFFFFF !important;
}

/* ==========================================================================
   6. COMMUNITY GIFT BANNER (Panel 9 in Demo)
   ========================================================================== */
.community-gift-section {
  padding: 40px 0 60px 0;
  background: #FFFFFF !important;
}

.gift-banner-card {
  background: linear-gradient(135deg, #064E3B 0%, #047857 100%) !important;
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: #FFFFFF !important;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  box-shadow: var(--shadow-card);
}

@media (min-width: 992px) {
  .gift-banner-card {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.gift-banner-content {
  padding: 40px;
}

.gift-banner-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
}

.gift-banner-desc {
  font-size: 1.02rem;
  opacity: 0.92;
  margin-bottom: 22px;
  line-height: 1.5;
}

.gift-features-check {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 26px;
}

.gift-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.94rem;
  font-weight: 600;
}

.gift-banner-media {
  width: 100%;
  height: 100%;
  min-height: 280px;
  overflow: hidden;
}

.gift-banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   7. MODAL POPUP
   ========================================================================== */
.n4c-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6) !important;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.n4c-modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.n4c-modal-card {
  background: #FFFFFF !important;
  border-radius: var(--radius-xl);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 28px;
  position: relative;
  box-shadow: var(--shadow-hover);
  transform: scale(0.95);
  transition: var(--transition);
}

.n4c-modal-backdrop.open .n4c-modal-card {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  background: #F1F5F9 !important;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #475569 !important;
  font-size: 1.2rem;
}

.modal-close-btn:hover {
  background: #E2E8F0 !important;
}

/* ==========================================================================
   8. MOBILE BOTTOM BAR (Panel 10 in Demo)
   ========================================================================== */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 62px;
  background: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(16px);
  border-top: 1px solid #E2E8F0;
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 999;
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.06);
}

@media (min-width: 768px) {
  .mobile-bottom-nav {
    display: none !important;
  }
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #64748B !important;
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 700;
  gap: 3px;
  transition: var(--transition);
}

.mobile-nav-item.active,
.mobile-nav-item:hover {
  color: var(--mint-dark) !important;
}

/* Footer */
.n4c-footer {
  background: #FFFFFF !important;
  border-top: 1px solid #EEF2F6;
  padding: 50px 0 30px 0;
}

@media (max-width: 768px) {
  .n4c-footer {
    padding-bottom: 90px;
  }
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 36px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.footer-desc {
  font-size: 0.92rem;
  color: #64748B !important;
  margin-top: 12px;
  max-width: 420px;
  line-height: 1.5;
}

.footer-col-title {
  font-size: 1.02rem;
  font-weight: 800;
  margin-bottom: 14px;
  color: #0F172A !important;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links-list a {
  color: #64748B !important;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links-list a:hover {
  color: var(--mint-dark) !important;
}

.footer-bottom-copy {
  border-top: 1px solid #F1F5F9;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #94A3B8 !important;
}

/* ==========================================================================
   9. DEEP DIVE FEATURE PANELS (Panel 3 & 4 in Demo)
   ========================================================================== */
.deep-feature-section {
  padding: 60px 0;
  background: #FFFFFF !important;
}

.deep-feature-section.alt-bg {
  background: #F8FAFC !important;
}

.feature-panel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 992px) {
  .feature-panel-grid {
    grid-template-columns: 1fr 1fr;
    gap: 50px;
  }
}

.feature-panel-grid.reverse {
  direction: rtl;
}

.feature-panel-grid.reverse > * {
  direction: ltr;
}

.panel-tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 800;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.badge-mint {
  background: #E6F7F0 !important;
  color: #047857 !important;
}

.badge-amber {
  background: #FFF3E0 !important;
  color: #B45309 !important;
}

.panel-main-title {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.28;
  margin-bottom: 14px;
  color: #0F172A !important;
}

.panel-lead-desc {
  font-size: 1.05rem;
  color: #475569 !important;
  line-height: 1.55;
  margin-bottom: 24px;
}

.panel-items-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}

.panel-item-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #FFFFFF !important;
  border: 1px solid #E2E8F0;
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
  transition: var(--transition);
}

.panel-item-row:hover {
  border-color: var(--mint-primary);
  transform: translateX(4px);
  box-shadow: var(--shadow-card);
}

.panel-icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}

.circle-mint { background: #E6F7F0 !important; color: #059669 !important; }
.circle-amber { background: #FFF3E0 !important; color: #D97706 !important; }
.circle-blue { background: #EFF6FF !important; color: #2563EB !important; }

.panel-item-text h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #0F172A !important;
  margin-bottom: 3px;
}

.panel-item-text p {
  font-size: 0.86rem;
  color: #64748B !important;
  line-height: 1.4;
}

.feature-media-box {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 3px solid #FFFFFF;
  background: #FFFFFF !important;
}

.feature-media-box img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Prompt Box Snippet */
.prompt-snippet-card {
  background: #F8FAFC !important;
  border: 1.5px dashed #CBD5E1;
  border-radius: 14px;
  padding: 18px;
  margin-top: 20px;
}

.prompt-snippet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.prompt-snippet-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: #0F172A !important;
}

.btn-copy-code {
  padding: 5px 12px;
  border-radius: 6px;
  background: #FFFFFF !important;
  border: 1px solid #CBD5E1;
  color: #0F172A !important;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition);
}

.btn-copy-code:hover {
  background: var(--mint-primary) !important;
  color: #FFFFFF !important;
  border-color: var(--mint-primary);
}

.prompt-code-text {
  font-family: monospace;
  font-size: 0.84rem;
  color: #334155 !important;
  background: #FFFFFF !important;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #E2E8F0;
  white-space: pre-wrap;
  line-height: 1.5;
}

/* ==========================================================================
   10. HOW IT WORKS & COMPARISON TABLE (Panel 5 & 8)
   ========================================================================== */
.how-it-works-section {
  padding: 60px 0;
  background: #FFFFFF !important;
}

.steps-3-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 50px;
}

@media (min-width: 768px) {
  .steps-3-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-item-card {
  background: #F8FAFC !important;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.step-item-card:hover {
  transform: translateY(-4px);
  border-color: var(--mint-primary);
  box-shadow: var(--shadow-card);
}

.step-badge-num {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--mint-primary) !important;
  color: #FFFFFF !important;
  font-size: 1.15rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px auto;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.step-title {
  font-size: 1.12rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #0F172A !important;
}

.step-desc {
  font-size: 0.9rem;
  color: #64748B !important;
  line-height: 1.5;
}

/* Comparison Table */
.comparison-wrapper {
  background: #FFFFFF !important;
  border: 1.5px solid #E2E8F0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-top: 30px;
}

.n4c-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.n4c-table th {
  background: #F8FAFC !important;
  padding: 16px 20px;
  font-size: 0.95rem;
  font-weight: 800;
  color: #0F172A !important;
  border-bottom: 1.5px solid #E2E8F0;
}

.n4c-table td {
  padding: 16px 20px;
  font-size: 0.92rem;
  border-bottom: 1px solid #F1F5F9;
  color: #334155 !important;
}

.n4c-table tr:hover td {
  background: #FAFAFA !important;
}

.col-highlight {
  background: rgba(230, 247, 240, 0.4) !important;
  color: #065F46 !important;
  font-weight: 700;
}

/* ==========================================================================
   11. KNOWLEDGE ARTICLES MINI BASE
   ========================================================================== */
.knowledge-section {
  padding: 60px 0;
  background: #F8FAFC !important;
}

.articles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .articles-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.article-card-box {
  background: #FFFFFF !important;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.article-card-box:hover {
  transform: translateY(-4px);
  border-color: var(--mint-primary);
  box-shadow: var(--shadow-card);
}

.art-pill-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  margin-bottom: 12px;
  width: fit-content;
}

.art-title {
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 10px;
  color: #0F172A !important;
}

.art-summary {
  font-size: 0.88rem;
  color: #64748B !important;
  line-height: 1.5;
  margin-bottom: 16px;
}

.art-read-more {
  margin-top: auto;
  color: var(--mint-dark) !important;
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.art-read-more:hover {
  text-decoration: underline;
}

/* ==========================================================================
   12. FAQ ACCORDION SECTION
   ========================================================================== */
.faq-section {
  padding: 60px 0;
  background: #FFFFFF !important;
}

.faq-list-wrap {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item-box {
  border: 1.5px solid #E2E8F0;
  border-radius: 14px;
  overflow: hidden;
  background: #FFFFFF !important;
  transition: var(--transition);
}

.faq-item-box.active {
  border-color: var(--mint-primary);
  box-shadow: var(--shadow-card);
}

.faq-question-btn {
  width: 100%;
  padding: 18px 22px;
  background: #FFFFFF !important;
  border: none;
  text-align: left;
  font-size: 1.02rem;
  font-weight: 700;
  color: #0F172A !important;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.faq-icon-arrow {
  transition: transform 0.3s ease;
}

.faq-item-box.active .faq-icon-arrow {
  transform: rotate(180deg);
}

.faq-answer-content {
  display: none;
  padding: 0 22px 18px 22px;
  font-size: 0.94rem;
  color: #475569 !important;
  line-height: 1.6;
}

.faq-item-box.active .faq-answer-content {
  display: block;
}

/* ==========================================================================
   13. 360-DEGREE ORBITAL CIRCLE SHOWCASE (Thầy Cô Section)
   ========================================================================== */
.orbit-section {
  padding: 70px 0 60px 0;
  background: #FFFFFF !important;
  position: relative;
  overflow: hidden;
}

.orbit-360-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  margin: 40px auto 30px auto;
  max-width: 1200px;
}

@media (min-width: 992px) {
  .orbit-360-grid {
    grid-template-columns: 1fr 380px 1fr;
    gap: 36px;
  }
}

/* Left & Right Columns of Cards */
.orbit-col-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.orbit-feature-card {
  background: #FFFFFF !important;
  border: 1.5px solid #E2E8F0;
  border-radius: 18px;
  padding: 18px 22px;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
}

.orbit-feature-card:hover,
.orbit-feature-card.active-card {
  border-color: #10B981;
  box-shadow: 0 12px 28px rgba(16, 185, 129, 0.16);
  transform: translateY(-4px);
}

@media (min-width: 992px) {
  .orbit-col-left .orbit-feature-card::after {
    content: '';
    position: absolute;
    right: -9px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #10B981;
    border: 3px solid #FFFFFF;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
    transition: transform 0.3s ease;
  }
  .orbit-col-left .orbit-feature-card:hover::after {
    transform: translateY(-50%) scale(1.3);
  }

  .orbit-col-right .orbit-feature-card::after {
    content: '';
    position: absolute;
    left: -9px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #10B981;
    border: 3px solid #FFFFFF;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
    transition: transform 0.3s ease;
  }
  .orbit-col-right .orbit-feature-card:hover::after {
    transform: translateY(-50%) scale(1.3);
  }
}

.orbit-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #E6F7F0 !important;
  color: #059669 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.15);
}

.orbit-card-body h4 {
  font-size: 1.02rem;
  font-weight: 800;
  color: #0F172A !important;
  margin-bottom: 5px;
  line-height: 1.3;
}

.orbit-card-body p {
  font-size: 0.86rem;
  color: #64748B !important;
  line-height: 1.45;
}

/* Center 360-Degree Circular Core */
.orbit-center-core {
  position: relative;
  width: 360px;
  height: 360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit-ring-outer {
  position: absolute;
  inset: -15px;
  border-radius: 50%;
  border: 2px dashed rgba(16, 185, 129, 0.45);
  animation: rotateOrbit 35s linear infinite;
  pointer-events: none;
}

.orbit-ring-inner {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(16, 185, 129, 0.25);
  pointer-events: none;
}

.orbit-circle-frame {
  width: 290px;
  height: 290px;
  border-radius: 50%;
  overflow: hidden;
  border: 4.5px solid #10B981;
  box-shadow: 0 0 50px rgba(16, 185, 129, 0.35), 0 20px 40px rgba(15, 23, 42, 0.12);
  position: relative;
  z-index: 2;
  background: #FFFFFF !important;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit-circle-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.orbit-center-core:hover .orbit-circle-img {
  transform: scale(1.06);
}

.orbit-floating-pill {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  background: #FFFFFF !important;
  color: #047857 !important;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 7px 18px;
  border-radius: 9999px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  border: 1.5px solid #10B981;
  white-space: nowrap;
  z-index: 5;
  letter-spacing: 0.02em;
}

@keyframes rotateOrbit {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (max-width: 500px) {
  .orbit-center-core {
    width: 280px;
    height: 280px;
  }
  .orbit-circle-frame {
    width: 230px;
    height: 230px;
  }
}


/* Orbit Showcase Enhancements */
.orbit-header-center {
  text-align: center;
  margin-bottom: 28px;
}

.orbit-header-center .panel-main-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: #0F172A !important;
  margin: 12px 0 10px 0;
  line-height: 1.35;
}

.orbit-header-center .panel-lead-desc {
  color: #64748B !important;
  font-size: 1rem;
  line-height: 1.6;
}

.orbit-satellite-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #10B981;
  border: 2px solid #FFFFFF;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.8);
  z-index: 4;
}

.orbit-satellite-dot.dot-top { top: -6px; left: 50%; transform: translateX(-50%); }
.orbit-satellite-dot.dot-bottom { bottom: -6px; left: 50%; transform: translateX(-50%); }
.orbit-satellite-dot.dot-left { left: -6px; top: 50%; transform: translateY(-50%); }
.orbit-satellite-dot.dot-right { right: -6px; top: 50%; transform: translateY(-50%); }

.orbit-circle-img {
  transition: opacity 0.3s ease, transform 0.4s ease;
}

.orbit-circle-img.fade-swap {
  opacity: 0.3;
  transform: scale(0.96);
}

.orbit-360-grid {
  position: relative;
}

.orbit-360-grid::before {
  content: '';
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.09) 0%, rgba(16, 185, 129, 0.01) 60%, transparent 80%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 0;
}

/* ==========================================================================
   14. DOWNLOAD MODAL POPUP (Format & Resolution Selection)
   ========================================================================== */
.dl-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 3000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dl-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.dl-modal-wrap {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3001;
  padding: 16px;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dl-modal-wrap.open {
  pointer-events: auto;
  opacity: 1;
  transform: scale(1);
}

.dl-modal-card {
  background: #FFFFFF !important;
  border: 1.5px solid #E2E8F0;
  border-radius: 24px;
  max-width: 560px;
  width: 100%;
  box-shadow: 0 25px 60px rgba(15, 23, 42, 0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 92vh;
  overflow-y: auto;
  position: relative;
}

.dl-modal-header {
  padding: 20px 22px 16px 22px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  border-bottom: 1.5px solid #F1F5F9;
  background: #FFFFFF !important;
}

.dl-modal-heading {
  font-size: 1.22rem;
  font-weight: 800;
  color: #0F172A !important;
  line-height: 1.3;
}

.dl-modal-sub {
  font-size: 0.85rem;
  color: #64748B !important;
  margin-top: 4px;
}

.btn-dl-modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid #E2E8F0;
  background: #F8FAFC !important;
  color: #475569 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.btn-dl-modal-close:hover {
  background: #E2E8F0 !important;
  color: #0F172A !important;
}

.dl-video-preview-box {
  display: flex;
  gap: 16px;
  padding: 16px 22px;
  background: #F8FAFC !important;
  border-bottom: 1.5px solid #F1F5F9;
  align-items: center;
}

.dl-preview-thumb-wrap {
  width: 90px;
  height: 90px;
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border: 1px solid #E2E8F0;
  background: #000;
}

.dl-preview-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dl-preview-badge-clean {
  position: absolute;
  bottom: 4px;
  left: 4px;
  right: 4px;
  background: rgba(16, 185, 129, 0.95);
  color: #FFFFFF !important;
  font-size: 0.62rem;
  font-weight: 800;
  text-align: center;
  border-radius: 6px;
  padding: 2px 0;
}

.dl-preview-details {
  flex: 1;
  min-width: 0;
}

.dl-platform-tag-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.dl-platform-pill {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  background: #E6F7F0 !important;
  color: #065F46 !important;
}

.dl-duration-pill {
  font-size: 0.78rem;
  color: #64748B !important;
  font-weight: 600;
}

.dl-preview-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: #0F172A !important;
  line-height: 1.4;
  margin: 0 0 6px 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dl-preview-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: #64748B !important;
}

.dl-format-tabs-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 16px 22px 0 22px;
}

.dl-format-tab {
  padding: 11px 14px;
  border-radius: 14px;
  border: 1.5px solid #E2E8F0;
  background: #F8FAFC !important;
  font-size: 0.92rem;
  font-weight: 700;
  color: #475569 !important;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.dl-format-tab:hover {
  background: #F1F5F9 !important;
  color: #0F172A !important;
}

.dl-format-tab.active {
  background: #E6F7F0 !important;
  border-color: #10B981;
  color: #065F46 !important;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

.dl-options-panel {
  display: none;
  padding: 16px 22px;
  flex-direction: column;
  gap: 10px;
}

.dl-options-panel.active {
  display: flex;
}

.dl-option-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 16px;
  border: 1.5px solid #E2E8F0;
  border-radius: 16px;
  background: #FFFFFF !important;
  transition: var(--transition);
}

.dl-option-item:hover {
  border-color: #10B981;
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.1);
  transform: translateY(-2px);
}

.dl-option-item.best-choice {
  border-color: #A7F3D0;
  background: #F0FDF4 !important;
}

.dl-option-info {
  flex: 1;
  min-width: 0;
}

.dl-option-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 3px;
  flex-wrap: wrap;
}

.dl-option-title-row strong {
  font-size: 0.93rem;
  color: #0F172A !important;
}

.dl-option-desc {
  font-size: 0.8rem;
  color: #64748B !important;
  line-height: 1.35;
  margin: 0;
}

.dl-res-tag {
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.res-1080 {
  background: #10B981 !important;
  color: #FFFFFF !important;
}

.res-720 {
  background: #3B82F6 !important;
  color: #FFFFFF !important;
}

.res-480 {
  background: #64748B !important;
  color: #FFFFFF !important;
}

.res-audio {
  background: #F59E0B !important;
  color: #FFFFFF !important;
}

.dl-badge-recommend {
  background: #FEF3C7 !important;
  color: #B45309 !important;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
}

.dl-badge-speed {
  background: #DBEAFE !important;
  color: #1D4ED8 !important;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 999px;
}

.btn-res-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-download-primary {
  background: #FF5722 !important;
  color: #FFFFFF !important;
  box-shadow: 0 4px 14px rgba(255, 87, 34, 0.35);
}

.btn-download-primary:hover {
  background: #E64A19 !important;
  transform: scale(1.03);
}

.btn-download-secondary {
  background: #F1F5F9 !important;
  color: #0F172A !important;
  border: 1px solid #E2E8F0;
}

.btn-download-secondary:hover {
  background: #E2E8F0 !important;
}

.dl-download-status {
  display: none;
  margin: 0 22px 12px 22px;
  padding: 10px 16px;
  border-radius: 12px;
  background: #E6F7F0 !important;
  color: #065F46 !important;
  font-size: 0.88rem;
  font-weight: 700;
  text-align: center;
  border: 1px solid #A7F3D0;
}

.dl-download-status.show {
  display: block;
}

.dl-modal-footer {
  padding: 12px 22px;
  background: #F8FAFC !important;
  border-top: 1.5px solid #F1F5F9;
  text-align: center;
}

.dl-trust-badge {
  font-size: 0.78rem;
  font-weight: 700;
  color: #059669 !important;
}

@media (max-width: 576px) {
  .dl-option-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .btn-res-download {
    width: 100%;
    justify-content: center;
  }
}