/* ============================================
   พี่เป้าพันธุ์ปาล์ม — Custom Styles
   Complements Tailwind CSS v3
   ============================================ */

/* --- Google Fonts: loaded via <link> in HTML <head> with preconnect --- */

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #2D6A4F;
  --color-primary-light: #40916C;
  --color-primary-dark: #1B4332;
  --color-accent: #52B788;
  --color-accent-light: #74C69D;
  --color-gold: #D4A636;
  --color-gold-light: #E8C468;
  --color-dark: #1A1A2E;
  --color-dark-lighter: #2D2D44;
  --color-text: #333333;
  --color-text-light: #6B7280;
  --color-text-muted: #9CA3AF;
  --color-bg: #FAFBFC;
  --color-white: #FFFFFF;
  --color-border: #E5E7EB;
  --color-tiktok: #010101;
  --color-facebook: #1877F2;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Global Resets & Base --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* --- Skip to Content Link (a11y) --- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  z-index: 9999;
  border-radius: 0 0 8px 0;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Noto Sans Thai', sans-serif;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

/* --- Scrollbar Styling --- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* --- Selection --- */
::selection {
  background-color: var(--color-accent-light);
  color: var(--color-primary-dark);
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  transition: var(--transition-normal);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  z-index: 1000;
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.97) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-link {
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 70%;
}

.nav-link:hover {
  color: var(--color-primary) !important;
}

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh !important;
  height: 100dvh !important;
  width: 280px;
  max-width: 85vw;
  background-color: #ffffff !important;
  z-index: 9999 !important;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 24px rgba(0,0,0,0.15);
  overflow-y: auto;
}

.mobile-menu.open {
  transform: translateX(0);
}

#mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.08);
  z-index: 9998 !important;
}

/* ponytail: solid navbar on mobile */
@media (max-width: 1023px) {
  .navbar {
    background-color: #ffffff !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
  }

  .navbar > .max-w-7xl {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .hamburger {
    margin-right: -0.5rem;
    flex-shrink: 0;
  }

  #logo-link {
    min-width: 0;
    flex-shrink: 1;
  }

  #logo-link span {
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: calc(100vw - 100px);
  }
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 6px 0;
  transition: var(--transition-fast);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 520px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center top; /* ponytail: show top of image, not cropped by navbar */
  background-repeat: no-repeat;
  transition: transform 8s ease-out;
}

.hero-section:hover .hero-bg {
  transform: scale(1.03);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(27, 67, 50, 0.85) 0%,
    rgba(45, 106, 79, 0.75) 50%,
    rgba(30, 30, 50, 0.7) 100%
  );
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1;
    transform: none;
    transition: none;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Stagger delays for grid items */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* --- Card Styles --- */
.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transition: transform var(--transition-normal);
  transform-origin: left;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-light);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
}

/* --- About Section --- */
.about-image-wrapper {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  border: 3px solid rgba(82, 183, 136, 0.3);
  pointer-events: none;
}

.about-image-wrapper img {
  transition: transform var(--transition-slow);
}

.about-image-wrapper:hover img {
  transform: scale(1.05);
}

/* Decorative quote bar */
.quote-bar {
  width: 4px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
  border-radius: 4px;
  flex-shrink: 0;
}

/* --- Social Banners --- */
.social-banner {
  border-radius: 16px;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.social-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.social-banner:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: var(--shadow-xl);
}

.social-banner:hover::before {
  opacity: 1;
}

.social-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

/* --- TikTok Embed --- */
.tiktok-embed-wrapper {
  position: relative;
  background: var(--color-tiktok);
  border-radius: 12px;
  overflow: hidden;
  height: 760px;
}
.tiktok-embed-wrapper iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Media Grid --- */
.media-card {
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.media-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.media-card:hover img {
  transform: scale(1.08);
}

.media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 50%, rgba(0,0,0,0.6));
  opacity: 0;
  transition: opacity var(--transition-normal);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}

.media-card:hover .media-overlay {
  opacity: 1;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
}

.media-card:hover .play-button {
  opacity: 1;
}

.play-button::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 14px;
  border-color: transparent transparent transparent var(--color-primary);
  margin-left: 3px;
}

/* --- Footer --- */
.footer {
  background: linear-gradient(180deg, var(--color-dark) 0%, #12121f 100%);
}

.footer-link {
  color: var(--color-text-muted);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
  position: relative;
}

.footer-link:hover {
  color: var(--color-accent-light);
  padding-left: 6px;
}

.social-link-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-muted);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
}

.social-link-icon:hover {
  background: var(--color-accent);
  color: white;
  transform: translateY(-3px);
}

/* --- AI Chatbot Widget --- */
.chatbot-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(45, 106, 79, 0.4);
  z-index: 9999;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
}

.chatbot-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(45, 106, 79, 0.5);
}

.chatbot-toggle.active {
  transform: rotate(180deg);
}

.chatbot-panel {
  position: fixed;
  bottom: 96px;
  right: 24px;
  width: 380px;
  max-height: 520px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  box-shadow: 0 16px 60px rgba(0, 0, 0, 0.15);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  border: 1px solid rgba(0,0,0,0.08);
}

.chatbot-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chatbot-header {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.chatbot-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.chatbot-messages {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: 340px;
  min-height: 200px;
}

.chat-message {
  max-width: 85%;
  padding: 0.65rem 1rem;
  border-radius: 16px;
  font-size: 0.875rem;
  line-height: 1.5;
  animation: messageSlideIn 0.3s ease-out;
}

.chat-message.bot {
  align-self: flex-start;
  background: #f0f4f0;
  color: var(--color-text);
  border-bottom-left-radius: 4px;
}

.chat-message.user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  border-bottom-right-radius: 4px;
}

.chatbot-input-area {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 0.5rem;
  align-items: center;
  background: white;
}

.chatbot-input-area input {
  flex: 1;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 0.6rem 1rem;
  font-size: 0.875rem;
  font-family: 'Noto Sans Thai', sans-serif;
  outline: none;
  transition: border-color var(--transition-fast);
}

.chatbot-input-area input:focus {
  border-color: var(--color-accent);
}

.chatbot-input-area button {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.chatbot-input-area button:hover {
  background: var(--color-primary-light);
}

/* Typing indicator */
.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 0.65rem 1rem;
  align-self: flex-start;
}

.typing-indicator span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #aaa;
  animation: typing 1.2s infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.15s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.3s; }

@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-6px); opacity: 1; }
}

@keyframes messageSlideIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Buttons --- */
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Noto Sans Thai', sans-serif;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(45, 106, 79, 0.35);
}

.btn-outline {
  background: transparent;
  color: white;
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  border: 2px solid rgba(255, 255, 255, 0.6);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Noto Sans Thai', sans-serif;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: white;
  transform: translateY(-2px);
}

.btn-green {
  background: var(--color-primary);
  color: white;
  padding: 0.55rem 1.25rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  border: none;
  cursor: pointer;
  font-family: 'Noto Sans Thai', sans-serif;
}

.btn-green:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-cms {
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  padding: 0.45rem 1rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.85rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Noto Sans Thai', sans-serif;
}

.btn-cms:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(45, 106, 79, 0.05);
}

/* --- Admin Page --- */
.admin-sidebar {
  background: var(--color-dark);
  min-height: 100vh;
  transition: width var(--transition-normal);
}

.admin-tab {
  padding: 0.75rem 1.25rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
  border-radius: 8px;
  margin: 0.25rem 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-tab:hover,
.admin-tab.active {
  background: rgba(82, 183, 136, 0.15);
  color: var(--color-accent);
}

.admin-card {
  background: white;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
}

.admin-card:hover {
  box-shadow: var(--shadow-md);
}

.admin-input {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: 0.9rem;
  font-family: 'Noto Sans Thai', sans-serif;
  transition: border-color var(--transition-fast);
  outline: none;
}

.admin-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(82, 183, 136, 0.1);
}

.admin-textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: 0.9rem;
  font-family: 'Noto Sans Thai', sans-serif;
  transition: border-color var(--transition-fast);
  outline: none;
  resize: vertical;
  min-height: 120px;
}

.admin-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(82, 183, 136, 0.1);
}

/* --- FAQ Accordion --- */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  margin-bottom: 0.75rem;
  background: white;
}

.faq-item:hover {
  border-color: var(--color-accent-light);
}

.faq-question {
  padding: 1rem 1.25rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: rgba(82, 183, 136, 0.05);
}

.faq-question .arrow {
  transition: transform var(--transition-fast);
  color: var(--color-primary);
}

.faq-item.open .faq-question .arrow {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal), padding var(--transition-normal);
  padding: 0 1.25rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 1.25rem 1rem;
}

/* --- Product Cards --- */
.product-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-card .image-wrapper {
  overflow: hidden;
  height: 220px;
  background: #f9fafb;
}

.product-card .image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

.product-card:hover .image-wrapper img {
  transform: scale(1.08);
}

/* --- Reason Cards (5 เหตุผล) --- */
.reason-card {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
}

.reason-card:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

/* --- Delivery Photo Cards --- */
.delivery-photo-card {
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-bg);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  cursor: pointer;
}

.delivery-photo-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.delivery-photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.delivery-photo-card:hover img {
  transform: scale(1.1);
}

/* --- Variety Detail Modal --- */
.variety-modal {
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.variety-modal #variety-modal-content {
  animation: modalSlideUp 0.25s ease-out;
}

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Outlined Green Button --- */
.btn-outline-green {
  background: transparent;
  color: var(--color-primary);
  padding: 0.7rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  border: 2px solid var(--color-primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Noto Sans Thai', sans-serif;
}

.btn-outline-green:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(45, 106, 79, 0.25);
}

/* --- Contact Form --- */
.contact-input {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  font-size: 0.95rem;
  font-family: 'Noto Sans Thai', sans-serif;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
  outline: none;
  background: white;
}

.contact-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(82, 183, 136, 0.15);
}

/* --- Contact Form Validation --- */
.contact-input.error {
  border-color: var(--color-error, #DC2626);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.contact-input.error:focus {
  border-color: var(--color-error, #DC2626);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.field-error {
  display: none;
  color: var(--color-error, #DC2626);
  font-size: 0.8rem;
  margin-top: 0.35rem;
}

.field-error.visible {
  display: block;
}

/* --- Pulse Animation for Chatbot --- */
.pulse-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  animation: pulse 2s ease-out infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* --- Toast Notification --- */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-dark);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 12px;
  font-size: 0.875rem;
  z-index: 10000;
  opacity: 0;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal), opacity var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── Safe Areas (notch, home indicator) ── */
body {
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  padding-left: env(safe-area-inset-left, 0px);
  padding-right: env(safe-area-inset-right, 0px);
}

.navbar { padding-top: max(0px, env(safe-area-inset-top)); }

.chatbot-toggle {
  bottom: max(24px, calc(env(safe-area-inset-bottom) + 16px));
  right: max(24px, calc(env(safe-area-inset-right) + 16px));
}

.footer { padding-bottom: max(1.5rem, calc(env(safe-area-inset-bottom) + 1rem)); }

/* ── Touch: prevent stuck hover transforms on touch devices ── */
@media (hover: none) {
  .feature-card:hover,
  .product-card:hover,
  .reason-card:hover,
  .delivery-photo-card:hover,
  .media-card:hover,
  .social-banner:hover,
  .hero-section:hover .hero-bg {
    transform: none;
  }
  .feature-card:hover .feature-icon { transform: none; }
  .product-card:hover .image-wrapper img,
  .media-card:hover img,
  .delivery-photo-card:hover img,
  .about-image-wrapper:hover img { transform: none; }
}

/* ── Touch: active-state tap feedback ── */

/* ── Typography: balance headings, prevent orphans ── */
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
.btn-primary:active,
.btn-outline:active,
.btn-green:active,
.btn-outline-green:active {
  transform: scale(0.96);
  transition: transform 0.1s ease-out;
}

.feature-card:active,
.product-card:active,
.reason-card:active,
.media-card:active,
.delivery-photo-card:active {
  transform: scale(0.98);
  transition: transform 0.1s ease-out;
}

.social-banner:active {
  transform: scale(0.98);
}

.chatbot-toggle:active {
  transform: scale(0.92);
}

.chatbot-input-area button:active {
  transform: scale(0.9);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .chatbot-panel {
    right: 12px;
    left: 12px;
    width: auto;
    bottom: 88px;
    max-height: 70vh;
  }

  .hero-section {
    min-height: 420px;
  }

  .social-banner {
    padding: 1rem 1.25rem;
  }

  .product-card .image-wrapper {
    height: 180px;
  }

  .delivery-photo-card {
    border-radius: 8px;
  }

  .reason-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .tiktok-embed-wrapper {
    height: 420px;
  }

  /* ── Mobile touch targets ≥44px ── */
  .btn-green { padding: 0.65rem 1.5rem; min-height: 44px; }
  .btn-outline-green { padding: 0.65rem 1.5rem; min-height: 44px; }
  .btn-primary { padding: 0.75rem 1.5rem; min-height: 44px; }
  .btn-outline { padding: 0.75rem 1.5rem; min-height: 44px; }

  .social-link-icon { width: 44px; height: 44px; }
  .social-link-icon svg { width: 20px; height: 20px; }

  .footer-link { padding: 0.4rem 0; display: block; }

  .chatbot-input-area button { width: 44px; height: 44px; }

  /* ── Mobile font floor: no text-xs below 13px, body ≥ 16px ── */
  body { font-size: 16px; }

  /* Reason card number circles: larger on mobile */
  .reason-card .w-10.h-10 { width: 44px; height: 44px; min-width: 44px; }
  .reason-card .w-12.h-12 { width: 44px; height: 44px; min-width: 44px; }
}

@media (max-width: 480px) {
  .chatbot-toggle {
    width: 50px;
    height: 50px;
    bottom: 16px;
    right: 16px;
  }

  .chatbot-panel {
    bottom: 78px;
    right: 8px;
    left: 8px;
  }

  .product-card .image-wrapper {
    height: 160px;
  }

  .tiktok-embed-wrapper {
    height: 360px;
  }

  /* ── Small phone: delivery grid 2-col, larger cards ── */
  .delivery-photo-card { border-radius: 10px; }
}

/* --- Admin Mobile Tabs --- */
.admin-tab-mobile {
  color: var(--color-text-muted);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.admin-tab-mobile.active {
  color: var(--color-primary);
  background: rgba(45, 106, 79, 0.06);
}

.safe-bottom {
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 8px;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --- Print Styles --- */
@media print {
  .navbar, .chatbot-toggle, .chatbot-panel, .mobile-menu { display: none !important; }
  .hero-section { min-height: auto; }
  body { background: white; }
}
