/* ==========================================================================
   ChatMe.lk - High Converting Landing Page Design System
   Aesthetic: Clean, Modern, Vibrant Emerald (#00D084 / #00B67A) & Navy (#0B132B)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

:root {
  --primary: #00C676;
  --primary-hover: #00B066;
  --primary-dark: #00874E;
  --primary-light: #E6FBF2;
  --primary-glow: rgba(0, 198, 118, 0.28);
  
  --dark: #0B132B;
  --dark-surface: #111C3A;
  --dark-border: #1F2D52;
  
  --text-main: #1E293B;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --text-white: #FFFFFF;
  
  --bg-body: #FFFFFF;
  --bg-alt: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-pill: #EBFBF4;
  
  --border-light: rgba(226, 232, 240, 0.85);
  --border-card: rgba(0, 0, 0, 0.06);
  --border-focus: #00C676;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 10px 25px -4px rgba(0, 0, 0, 0.05), 0 4px 10px -2px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.08), 0 6px 16px -3px rgba(0, 0, 0, 0.03);
  --shadow-glow: 0 12px 30px -6px rgba(0, 198, 118, 0.35);
  --shadow-card-hover: 0 22px 45px -8px rgba(11, 19, 43, 0.08);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

button, input {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Logo & Sri Lankan Flag Badge
   ========================================================================== */
.chatme-logo-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

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

.chatme-flag-badge {
  position: absolute;
  top: 0px;
  right: -13px;
  width: 28px;
  height: auto;
  border-radius: 2px;
  pointer-events: none;
  z-index: 5;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.chatme-logo-wrap:hover .chatme-flag-badge {
  transform: scale(1.25) rotate(-4deg);
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: #475569;
  position: relative;
  padding: 6px 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 18px;
  height: 2.5px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform 0.25s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-login {
  font-size: 0.95rem;
  font-weight: 600;
  color: #334155;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
}

.nav-login:hover {
  color: var(--primary-dark);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--dark);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(0, 198, 118, 0.35);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 198, 118, 0.45);
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid #CBD5E1;
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: #F8FAFC;
  border-color: #94A3B8;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

/* Arrow micro-animation */
.btn .btn-arrow {
  transition: transform 0.25s ease;
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 70px 0 80px;
  background: radial-gradient(circle at 85% 20%, rgba(0, 198, 118, 0.08) 0%, transparent 60%),
              radial-gradient(circle at 10% 80%, rgba(0, 198, 118, 0.05) 0%, transparent 50%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-pill);
  border: 1px solid rgba(0, 198, 118, 0.25);
  color: var(--primary-dark);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(0, 198, 118, 0.25);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 198, 118, 0.6); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(0, 198, 118, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 198, 118, 0); }
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--dark);
  margin-bottom: 22px;
}

.highlight-text {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.14rem;
  line-height: 1.65;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 36px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 34px;
  flex-wrap: wrap;
}

.hero-checklist {
  display: flex;
  align-items: center;
  gap: 26px;
  list-style: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: #475569;
  flex-wrap: wrap;
}

.hero-checklist li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.check-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #DCFCE7;
  color: #15803D;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 900;
}

/* Hero Visual (Robot + Chat Window) */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-robot-wrapper {
  position: absolute;
  left: -90px;
  bottom: -20px;
  width: 220px;
  z-index: 2;
  pointer-events: none;
  animation: float-mascot 4s ease-in-out infinite;
}

@keyframes float-mascot {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.robot-speech-bubble {
  position: absolute;
  top: -24px;
  left: 20px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: var(--shadow-md);
  border-radius: 12px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--dark);
  white-space: nowrap;
  animation: pop-bounce 3s infinite ease-in-out;
}

.robot-speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 30px;
  width: 10px;
  height: 10px;
  background: #FFFFFF;
  border-right: 1px solid rgba(0,0,0,0.08);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  transform: rotate(45deg);
}

@keyframes pop-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

.hero-robot-img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 15px 25px rgba(0, 0, 0, 0.12));
  mix-blend-mode: multiply;
}

/* Floating Chat Card */
.chat-mockup-card {
  width: 100%;
  max-width: 410px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 60px -15px rgba(11, 19, 43, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  position: relative;
  z-index: 1;
  transition: transform 0.3s ease;
}

.chat-mockup-card:hover {
  transform: translateY(-4px);
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: #FFFFFF;
  border-bottom: 1px solid #F1F5F9;
}

.chat-bot-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar-wrap {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-avatar-icon {
  width: 22px;
  height: 22px;
}

.chat-online-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 9px;
  height: 9px;
  background: #10B981;
  border: 2px solid #FFFFFF;
  border-radius: 50%;
}

.chat-name-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
}

.chat-status-sub {
  font-size: 0.75rem;
  color: #10B981;
  font-weight: 600;
}

.chat-menu-btn {
  color: #94A3B8;
  cursor: pointer;
}

.chat-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 340px;
  overflow-y: auto;
  background: #FAFCFE;
}

.chat-msg {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  max-width: 88%;
}

.chat-msg.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-msg.bot {
  align-self: flex-start;
}

.user-avatar-small {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #E2E8F0;
  object-fit: cover;
}

.chat-bubble {
  padding: 11px 16px;
  font-size: 0.88rem;
  line-height: 1.48;
  border-radius: 18px;
}

.chat-msg.user .chat-bubble {
  background: #EFF6FF;
  color: #1E3A8A;
  border-bottom-right-radius: 4px;
}

.chat-msg.bot .chat-bubble {
  background: #FFFFFF;
  color: var(--text-main);
  border: 1px solid #E2E8F0;
  border-bottom-left-radius: 4px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02);
}

.chat-bubble ol {
  padding-left: 18px;
  margin-top: 6px;
}

.chat-bubble ol li {
  margin-bottom: 2px;
}

.chat-input-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: #FFFFFF;
  border-top: 1px solid #F1F5F9;
}

.chat-input-field {
  flex: 1;
  border: 1px solid #E2E8F0;
  background: #F8FAFC;
  padding: 10px 14px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
}

.chat-input-field:focus {
  border-color: var(--primary);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(0, 198, 118, 0.15);
}

.chat-send-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #FFFFFF;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.chat-send-btn:hover {
  background: var(--primary-hover);
  transform: scale(1.05);
}

/* ==========================================================================
   Social Proof / Integrations Strip
   ========================================================================== */
.social-proof-strip {
  padding: 40px 0 50px;
  border-top: 1px solid #F1F5F9;
  border-bottom: 1px solid #F1F5F9;
  background: #FAFCFF;
  text-align: center;
}

.social-proof-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #94A3B8;
  margin-bottom: 28px;
}

.partners-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.partner-logo {
  height: 30px;
  width: auto;
  opacity: 0.65;
  filter: grayscale(100%);
  transition: var(--transition);
}

.partner-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
  transform: translateY(-2px);
}

/* ==========================================================================
   Section Headers (Common)
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--dark);
  margin-bottom: 14px;
}

.section-title .brand-highlight {
  color: var(--primary);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   How It Works Section
   ========================================================================== */
.how-it-works-section {
  padding: 100px 0;
  background: #FFFFFF;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(0, 198, 118, 0.3);
}

.step-number-badge {
  position: absolute;
  top: -14px;
  left: 30px;
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  box-shadow: var(--shadow-sm);
  color: var(--primary-dark);
  font-size: 0.85rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.step-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  font-size: 26px;
  transition: var(--transition);
}

.step-card:hover .step-icon-wrap {
  transform: scale(1.1);
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: var(--shadow-glow);
}

.step-title {
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.step-arrow {
  position: absolute;
  top: 50%;
  right: -24px;
  transform: translateY(-50%);
  color: #CBD5E1;
  font-size: 20px;
  z-index: 2;
}

/* ==========================================================================
   What ChatMe.lk Can Do (Feature Grid)
   ========================================================================== */
.features-section {
  padding: 100px 0;
  background: #F8FAFC;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(0, 198, 118, 0.35);
}

.feature-icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  transition: var(--transition);
}

.feature-card:hover .feature-icon-circle {
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 8px 18px rgba(0, 198, 118, 0.3);
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
}

.feature-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Where You Can Use ChatMe.lk (Use Cases)
   ========================================================================== */
.use-cases-section {
  padding: 100px 0;
  background: #FFFFFF;
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.use-case-card {
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.use-case-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(0, 198, 118, 0.4);
}

.use-case-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.use-case-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.use-case-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 20px;
  flex: 1;
}

.use-case-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary-dark);
}

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

.use-case-link:hover .link-arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   Pricing Section
   ========================================================================== */
.pricing-section {
  padding: 100px 0;
  background: #F8FAFC;
  position: relative;
}

.pricing-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr 0.9fr;
  align-items: center;
  gap: 36px;
}

/* Pricing Left Mascot */
.pricing-left {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pricing-mascot-img {
  width: 180px;
  height: auto;
  mix-blend-mode: multiply;
  margin-bottom: 16px;
  animation: float-mascot 4s ease-in-out infinite;
}

.pricing-left-quote {
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  box-shadow: var(--shadow-sm);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
  max-width: 220px;
  line-height: 1.4;
}

/* Main Featured Pricing Card */
.pricing-card-featured {
  background: #FFFFFF;
  border: 2px solid var(--primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glow), 0 20px 40px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  position: relative;
  text-align: center;
  padding: 40px 36px;
}

.pricing-badge-popular {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background: var(--primary);
  color: #FFFFFF;
  padding: 8px 0;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pricing-plan-name {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--dark);
  margin-top: 14px;
  margin-bottom: 8px;
}

.pricing-amount-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin-bottom: 24px;
}

.pricing-currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
}

.pricing-amount {
  font-size: 3rem;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -0.03em;
}

.pricing-period {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 600;
}

.pricing-features-list {
  list-style: none;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  padding: 0 10px;
}

.pricing-features-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #334155;
}

.pricing-check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #DCFCE7;
  color: #15803D;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 900;
  flex-shrink: 0;
}

.pricing-note {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 12px;
  font-weight: 500;
}

/* Pricing Right Guarantee Cards */
.pricing-guarantees {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.guarantee-card {
  background: #FFFFFF;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.guarantee-card:hover {
  transform: translateX(4px);
  border-color: rgba(0, 198, 118, 0.4);
  box-shadow: var(--shadow-md);
}

.guarantee-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.guarantee-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.guarantee-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Frequently Asked Questions (Accordion)
   ========================================================================== */
.faq-section {
  padding: 100px 0;
  background: #FFFFFF;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: rgba(0, 198, 118, 0.4);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  text-align: left;
  cursor: pointer;
  gap: 16px;
}

.faq-question:hover {
  color: var(--primary-dark);
}

.faq-chevron {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #F1F5F9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #64748B;
  transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  background: var(--primary);
  color: #FFFFFF;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1), padding 0.35s ease;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 24px 22px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==========================================================================
   Bottom Call-to-Action Banner
   ========================================================================== */
.bottom-cta-section {
  padding: 60px 0 100px;
  background: #FFFFFF;
}

.cta-banner {
  background: linear-gradient(135deg, #E6FBF2 0%, #D4F7E6 50%, #C3F3DB 100%);
  border: 1px solid rgba(0, 198, 118, 0.25);
  border-radius: var(--radius-xl);
  padding: 64px 60px;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 40px;
  box-shadow: 0 20px 45px -10px rgba(0, 198, 118, 0.15);
}

.cta-banner-content h2 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-banner-content p {
  font-size: 1.1rem;
  color: #334155;
  margin-bottom: 32px;
  max-width: 540px;
}

.cta-banner-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.cta-banner-checks {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  font-size: 0.88rem;
  font-weight: 700;
  color: #1E293B;
  flex-wrap: wrap;
}

.cta-banner-checks li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cta-banner-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.cta-robot-mascot {
  width: 240px;
  height: auto;
  mix-blend-mode: multiply;
  animation: float-mascot 4s ease-in-out infinite;
}

.cta-speech-bubble {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #FFFFFF;
  border-radius: 14px;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--dark);
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}

.cta-speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 20px;
  width: 10px;
  height: 10px;
  background: #FFFFFF;
  border-right: 1px solid rgba(0,0,0,0.06);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transform: rotate(45deg);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: radial-gradient(circle at 85% 30%, rgba(0, 223, 137, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(14, 165, 233, 0.03) 0%, transparent 40%),
              #03101b;
  color: #94A3B8;
  padding: 68px 0 45px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.55fr 0.82fr 0.82fr 0.82fr 1.35fr;
  gap: 36px;
  align-items: flex-start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-brand-header {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-bottom: 15px;
}

.footer-brand-logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 50%;
  filter: drop-shadow(0 0 10px rgba(0, 223, 137, 0.28));
}

.footer-brand-text {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  line-height: 1;
}

.footer-brand-text .accent-ai {
  color: #00DF89;
}

.footer-tagline {
  font-size: 0.94rem;
  color: #FFFFFF;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.footer-desc {
  font-size: 0.84rem;
  line-height: 1.58;
  color: #8E9BAE;
  margin-bottom: 22px;
  max-width: 295px;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #112233;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: #94A3B8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  text-decoration: none;
  transition: all 0.22s ease;
}

.social-icon-btn:hover {
  background: #00DF89;
  color: #03111c;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 223, 137, 0.35);
}

.footer-column h4,
.footer-col-title {
  color: #00DF89;
  font-size: 0.94rem;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0;
  margin: 0;
}

.footer-links-list a {
  font-size: 0.86rem;
  color: #94A3B8;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.footer-links-list a:hover {
  color: #FFFFFF;
  transform: translateX(2px);
}

/* Loop Column with Divider */
.footer-loop-column {
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  padding-left: 42px;
  display: flex;
  flex-direction: column;
}

.footer-loop-desc {
  font-size: 0.86rem;
  color: #94A3B8;
  margin-bottom: 16px;
}

/* Newsletter Column */
.newsletter-form {
  display: flex;
  align-items: center;
  background: rgba(7, 23, 36, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 4px 5px 4px 14px;
  width: 100%;
  max-width: 320px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.newsletter-form:focus-within {
  border-color: #00DF89;
  box-shadow: 0 0 0 2px rgba(0, 223, 137, 0.2);
}

.newsletter-input {
  flex: 1;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 0.86rem;
  outline: none;
  font-family: inherit;
}

.newsletter-input::placeholder {
  color: #586E84;
  font-size: 0.86rem;
}

.newsletter-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #00DF89;
  color: #FFFFFF;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.newsletter-btn:hover {
  background: #00fa9a;
  transform: scale(1.04);
  box-shadow: 0 0 12px rgba(0, 223, 137, 0.4);
}

.newsletter-btn i {
  font-size: 13px;
  color: #FFFFFF;
}

.footer-copyright {
  margin-top: 38px;
  text-align: right;
  font-size: 0.80rem;
  color: #5E7288;
  letter-spacing: -0.01em;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-badge, .hero-cta-group, .hero-checklist {
    justify-content: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-visual {
    margin-top: 40px;
  }

  .hero-robot-wrapper {
    left: -20px;
    width: 170px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .step-arrow {
    display: none;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-layout {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .cta-banner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 48px 32px;
  }

  .cta-banner-content p, .cta-banner-actions, .cta-banner-checks {
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 30px;
  }

  .footer-loop-column {
    grid-column: span 4;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-left: 0;
    padding-top: 30px;
    margin-top: 8px;
  }

  .footer-copyright {
    text-align: left;
    margin-top: 24px;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-title {
    font-size: 2.4rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .use-cases-grid {
    grid-template-columns: 1fr;
  }

  .hero-robot-wrapper {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-loop-column {
    grid-column: span 1;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-left: 0;
    padding-top: 24px;
  }

  .footer-brand {
    max-width: 100%;
  }

  .footer-desc {
    max-width: 100%;
  }

  .newsletter-form {
    max-width: 100%;
  }

  .footer-copyright {
    text-align: center;
    margin-top: 24px;
  }
}