:root {
  /* Colors from Tailwind Config */
  --primary: #9c3800;
  --primary-container: #c44900;
  --primary-fixed: #ffdbce;
  --on-primary: #ffffff;
  --on-primary-fixed: #360f00;
  
  --secondary: #2e6a3a;
  --secondary-container: #aeefb3;
  --on-secondary: #ffffff;
  
  --tertiary: #6f5500;
  --tertiary-container: #8d6c00;
  
  --background: #fef8f1;
  --on-background: #1d1b17;
  
  --surface: #fef8f1;
  --on-surface: #1d1b17;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f9f3ec;
  --surface-container: #f3ede6;
  --surface-container-high: #ede7e0;
  --surface-container-highest: #e7e2db;
  --on-surface-variant: #594238;
  
  --outline: #8c7167;
  --outline-variant: #e0c0b3;
  
  --error: #ba1a1a;
  
  /* Layout & Transitions */
  --max-width: 1280px;
  --header-height: 80px;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Be Vietnam Pro', sans-serif;
  background-color: var(--background);
  color: var(--on-surface);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, .font-headline {
  font-family: 'Plus Jakarta Sans', sans-serif;
}

/* Header & Navigation */
.main-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  background-color: rgba(254, 248, 241, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.header-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 1.25rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: -0.025em;
  color: #431407; /* orange-900 */
}

.main-nav {
  display: none;
  gap: 2rem;
}

@media (min-width: 768px) {
  .main-nav {
    display: flex;
  }
}

.nav-link {
  text-decoration: none;
  font-weight: 600;
  color: #57534e; /* stone-600 */
  transition: var(--transition);
}

.nav-link.active {
  color: #c2410c; /* orange-700 */
  border-bottom: 2px solid #c2410c;
  padding-bottom: 0.25rem;
}

.nav-link:hover {
  color: var(--primary-container);
}

/* Main Content */
.main-content {
  flex-grow: 1;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .container {
    grid-template-columns: 1fr 1fr;
  }
}

/* Hero Section */
.hero-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .hero-content {
    text-align: left;
    order: 1;
  }
}

.badge {
  display: inline-block;
  padding: 0.35rem 1.25rem;
  background-color: var(--primary-fixed);
  color: var(--on-primary-fixed);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  width: fit-content;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .badge {
    margin: 0;
  }
}

.hero-title {
  font-size: 3rem;
  line-height: 1.1;
  font-weight: 800;
  color: var(--on-surface);
  letter-spacing: -0.025em;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

.hero-desc {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--on-surface-variant);
  max-width: 36rem;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .hero-desc {
    margin: 0;
  }
}

.action-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1rem;
}

@media (min-width: 640px) {
  .action-group {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .action-group {
    justify-content: flex-start;
  }
}

.btn {
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  font-family: inherit;
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 10px 15px -3px rgba(156, 56, 0, 0.15);
}

.btn-primary:hover {
  background-color: var(--primary-container);
  transform: translateY(-2px);
}

.btn-text {
  background: transparent;
  color: var(--primary);
}

.btn-text:hover {
  background-color: var(--surface-container-low);
  box-shadow: inset 0 -2px 0 var(--primary);
}

.btn:active {
  transform: scale(0.96);
}

/* Social proof */
.social-proof {
  padding-top: 2rem;
  border-top: 1px solid rgba(140, 113, 103, 0.15);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  justify-content: center;
}

@media (min-width: 1024px) {
  .social-proof {
    justify-content: flex-start;
  }
}

.avatar-group {
  display: flex;
}

.avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  border: 2px solid var(--surface);
  background-color: var(--surface-container-highest);
  overflow: hidden;
  margin-left: -0.75rem;
}

.avatar:first-child {
  margin-left: 0;
}

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

.avatar-plus {
  background-color: var(--primary);
  color: var(--on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.proof-text {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  font-weight: 500;
  line-height: 1.4;
}

/* Scanner Section */
.scanner-viewport {
  display: flex;
  justify-content: center;
}

@media (min-width: 1024px) {
  .scanner-viewport {
    order: 2;
  }
}

.viewfinder-card {
  position: relative;
  width: 100%;
  max-width: 28rem;
  aspect-ratio: 1/1;
  background-color: var(--surface-container-low);
  border-radius: 2rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(156, 56, 0, 0.15);
  border: 4px solid var(--surface-container-highest);
}

.scanner-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

#qr-video {
  position: absolute;
  inset: 0;
  z-index: 5;
  width: 100%;
  height: 100%;
}

#qr-video video {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  border-radius: 2rem;
}

#qr-video__scan_region {
  background: transparent !important;
}

#qr-video__dashboard {
  display: none !important;
}

.scanner-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(4px);
  opacity: 0.6;
}

.overlay-container {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.box-wrapper {
  position: relative;
  width: 16rem;
  height: 16rem;
}

@media (min-width: 768px) {
  .box-wrapper {
    width: 20rem;
    height: 20rem;
  }
}

.corner {
  width: 40px;
  height: 40px;
  border-color: var(--primary);
  position: absolute;
  border-style: solid;
  border-width: 0;
}

.tl { top: 0; left: 0; border-top-width: 4px; border-left-width: 4px; border-top-left-radius: 0.75rem; }
.tr { top: 0; right: 0; border-top-width: 4px; border-right-width: 4px; border-top-right-radius: 0.75rem; }
.bl { bottom: 0; left: 0; border-bottom-width: 4px; border-left-width: 4px; border-bottom-left-radius: 0.75rem; }
.br { bottom: 0; right: 0; border-bottom-width: 4px; border-right-width: 4px; border-bottom-right-radius: 0.75rem; }

.laser-line {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: rgba(156, 56, 0, 0.4);
  box-shadow: 0 0 15px rgba(156, 56, 0, 0.5);
  animation: scanning 3s infinite ease-in-out;
}

@keyframes scanning {
  0%, 100% { top: 10%; }
  50% { top: 90%; }
}

.qr-icon-hint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.15;
}

.qr-icon-hint span {
  font-size: 8rem;
  font-variation-settings: 'wght' 200;
}

.scanner-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(to top, var(--surface-container-low), transparent);
  z-index: 20;
  display: flex;
  justify-content: center;
}

.status-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.25rem;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-full);
  border: 1px solid rgba(140, 113, 103, 0.2);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.dot-indicator {
  position: relative;
  display: flex;
  height: 0.75rem;
  width: 0.75rem;
}

.dot-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  background-color: var(--secondary);
  opacity: 0.75;
  animation: pulse-ring 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes pulse-ring {
  75%, 100% {
    transform: scale(2.5);
    opacity: 0;
  }
}

.dot-core {
  position: relative;
  width: 0.75rem;
  height: 0.75rem;
  background-color: var(--secondary);
  border-radius: var(--radius-full);
}

.label-text {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

/* Footer Section */
.site-footer {
  width: 100%;
  background-color: #f5f5f4;
  padding: 3rem 1.5rem;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-copy {
  font-size: 0.875rem;
  color: #78716c;
  order: 2;
}

@media (min-width: 768px) {
  .footer-copy { order: 1; }
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  order: 1;
}

@media (min-width: 768px) {
  .footer-links { order: 2; }
}

.f-link {
  text-decoration: underline;
  text-underline-offset: 4px;
  color: #78716c;
  font-size: 0.875rem;
  transition: var(--transition);
}

.f-link:hover {
  color: var(--primary);
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  order: 3;
}

.globe-icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  background-color: #7c2d12;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.lang-label {
  font-weight: 700;
  color: #7c2d12;
  font-size: 0.875rem;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}