@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* CSS Reset & Liquid Glass / Premium Variables */
:root {
  /* Colors - Liquid Glass Premium */
  --color-primary: #00476b;
  /* Deeper Navy */
  --color-secondary: #0E7490;
  /* Cyan 700 for softer tech feel */
  --color-cta: #059669;
  /* Emerald 600 - Health/Quality Action */
  --color-cta-hover: #10B981;
  --color-background: #F8FAFC;
  /* Slate 50 - Softer base */
  --color-surface-bg: #FFFFFF;
  /* Pure White components over slate */
  --color-text: #0F172A;
  /* Slate 900 */
  --color-text-muted: #475569;
  /* Slate 600 */
  --color-border: #E2E8F0;
  /* Slate 200 */

  /* Glassmorphism Variables */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: 0 8px 32px 0 rgba(15, 23, 42, 0.05);
  --glass-blur: blur(16px);

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Shadows - Organic & Soft */
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.03);
  --shadow-md: 0 8px 16px -4px rgba(15, 23, 42, 0.06), 0 4px 8px -4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
  --glow-primary: 0 0 20px rgba(16, 185, 129, 0.4);

  /* Fonts */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions - Fluid curves */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
  /* Bouncy fluid */
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-background);
  line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: #00476b;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2rem;
  margin-bottom: var(--space-lg);
  text-align: center;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: #00476b;
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-muted);
}

.eyebrow {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-cta);
  margin-bottom: var(--space-md);
  text-align: center;
}

.about-content .eyebrow {
  text-align: left;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a:hover {
  text-decoration: underline;
}

ul {
  list-style-type: none;
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Margin and Padding Utilities */
.mb-0 {
  margin-bottom: 0;
}

.mb-xs {
  margin-bottom: var(--space-xs);
}

.mb-sm {
  margin-bottom: var(--space-sm);
}

.mb-md {
  margin-bottom: var(--space-md);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

.mb-xl {
  margin-bottom: var(--space-xl);
}

.mb-2xl {
  margin-bottom: var(--space-2xl);
}

.mt-xs {
  margin-top: var(--space-xs);
}

.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mt-xl {
  margin-top: var(--space-xl);
}

.mt-2xl {
  margin-top: var(--space-2xl);
}

.mt-16px {
  margin-top: 16px;
}

/* Text Utilities */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-muted {
  color: var(--color-text-muted);
}

.text-secondary {
  color: var(--color-secondary);
}

/* Typography Scale */
.fs-sm {
  font-size: 0.9rem;
}

.fs-md {
  font-size: 0.95rem;
}

.fs-base {
  font-size: 1rem;
}

.fs-lg {
  font-size: 1.1rem;
}

.fs-xl {
  font-size: 1.15rem;
}

.fw-400 {
  font-weight: 400;
}

/* Dimensions */
.w-full {
  width: 100%;
}

.max-w-700 {
  max-width: 700px;
}

.max-w-800 {
  max-width: 800px;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.px-36px {
  padding-left: 36px;
  padding-right: 36px;
}

.py-18px {
  padding-top: 18px;
  padding-bottom: 18px;
}

/* Inline Icon */
.icon-inline {
  display: inline;
  width: 16px;
  margin-right: 4px;
  vertical-align: text-bottom;
}

.section {
  padding: var(--space-4xl) 0;
}

.about-section {
  position: relative;
  background-image: linear-gradient(rgba(0, 71, 107, 0.92), rgba(0, 71, 107, 0.98)), url('https://images.unsplash.com/photo-1515168985652-8454bcc8fcaf?q=80&w=1170&auto=format&fit=crop');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-content {
  color: white;
  text-align: left;
}

.about-content h2 {
  color: white;
  text-align: left;
  margin-bottom: var(--space-lg);
}

.about-content p {
  color: rgba(255, 255, 255, 0.9);
}

.about-image {
  box-shadow: var(--shadow-md);
  border-radius: 12px;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

.bg-surface {
  background-color: var(--color-surface-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* Header & Nav - Liquid Glass Style */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
  padding: var(--space-sm) 0;
  transition: all var(--transition-fast);
}

.header-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.logo img {
  height: 50px;
  width: auto;
  display: block;
}

/* Buttons - Liquid Fluid Style */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  border-radius: 9999px;
  /* Pill shape for premium feel */
  border: 2px solid transparent;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn:hover:before {
  transform: translateX(100%);
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cta), var(--color-secondary));
  color: white;
  border: none;
  box-shadow: var(--glow-primary);
}

.btn-primary:hover {
  box-shadow: 0 0 25px rgba(14, 116, 144, 0.5);
  /* Cyan/Emerald mix glow */
  transform: translateY(-3px) scale(1.02);
}

.btn-primary:focus-visible {
  outline: 3px solid rgba(5, 150, 105, 0.5);
  outline-offset: 2px;
}

.btn-outline {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  background: white;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: transparent;
}

/* Glass Cards */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  z-index: 1;
}

.card.interactive {
  cursor: pointer;
}

.card.interactive:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.9);
}

/* Sections */

/* Hero */
.hero {
  text-align: center;
  padding: var(--space-4xl) 0 var(--space-3xl);
  position: relative;
  z-index: 2;
}

.hero-glow-1,
.hero-glow-2 {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  opacity: 0.5;
  animation: float 8s infinite alternate ease-in-out;
  pointer-events: none;
}

.hero-glow-1 {
  width: 400px;
  height: 400px;
  background: var(--color-secondary);
  top: 10%;
  left: -10%;
}

.hero-glow-2 {
  width: 500px;
  height: 500px;
  background: var(--color-cta);
  top: 30%;
  right: -10%;
  animation-delay: -4s;
}

@keyframes float {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(30px, 50px) scale(1.1);
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  padding: 6px 14px;
  border-radius: 9999px;
  border: 1px solid rgba(16, 185, 129, 0.2);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background-color: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
}

.hero-badge .pulse {
  animation: dot-pulse 2s infinite ease-in-out;
}

@keyframes dot-pulse {
  0% {
    transform: scale(0.9);
    opacity: 0.7;
  }

  50% {
    transform: scale(1.3);
    opacity: 1;
  }

  100% {
    transform: scale(0.9);
    opacity: 0.7;
  }
}

.hero h1 span {
  color: var(--color-cta);
}

.hero-subtitle {
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  color: var(--color-secondary);
}

.hero-details {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.detail-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-surface-bg);
  padding: var(--space-sm) var(--space-md);
  border-radius: 6px;
  border: 1px solid var(--color-border);
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.feature-icon {
  background: var(--color-surface-bg);
  color: var(--color-cta);
  width: 56px;
  height: 56px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

/* Social Proof */
.social-proof {
  display: flex;
  justify-content: center;
  gap: calc(var(--space-3xl) * 2);
  text-align: center;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(14, 116, 144, 0.08);
  border: 1px solid rgba(14, 116, 144, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  margin-bottom: var(--space-xs);
}

.stat-icon .lucide {
  width: 26px;
  height: 26px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-cta);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-weight: 600;
  color: var(--color-secondary);
  font-size: 1.1rem;
}

/* Audience List */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.audience-card {
  text-align: center;
}

.audience-card .feature-icon {
  margin: 0 auto var(--space-md);
}

.audience-alert {
  background: var(--color-surface-bg);
  border-left: 4px solid var(--color-cta);
  padding: var(--space-md);
  border-radius: 4px;
  font-weight: 600;
  color: var(--color-primary);
  margin: var(--space-xl) auto 0;
  max-width: 800px;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-align: left;
}

/* Agenda Accordion */
.agenda-list {
  max-width: 800px;
  margin: 0 auto;
}

/* Speaker Grid */
.speaker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-xl);
}

.speaker-card {
  text-align: center;
}

.speaker-avatar {
  width: 140px;
  height: 140px;
  background: var(--color-surface-bg);
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--space-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

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

.speaker-name {
  font-weight: 600;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-primary);
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface-bg);
  border: 1px solid var(--color-border) !important;
  box-shadow: var(--shadow-sm);
}

.pricing-card.interactive:hover {
  border-color: var(--color-secondary) !important;
  box-shadow: var(--shadow-lg);
  background: var(--color-surface-bg) !important;
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.pricing-title {
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
  font-size: 1.5rem;
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

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

.pricing-features {
  flex-grow: 1;
  margin-bottom: var(--space-xl);
}

.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  color: var(--color-primary);
  font-weight: 500;
}

.pricing-feature .lucide {
  color: var(--color-cta);
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-info {
  background: var(--color-surface-bg);
  padding: var(--space-md);
  border-radius: 6px;
  font-size: 0.9rem;
  text-align: center;
  margin-bottom: var(--space-lg);
  border: 1px solid var(--color-border);
  color: var(--color-secondary);
}

/* Payment Info Box */
.payment-info-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  background: rgba(0, 71, 107, 0.04);
  border: 1px solid rgba(0, 71, 107, 0.15);
  border-radius: 20px;
  padding: var(--space-xl) var(--space-2xl);
  max-width: 740px;
  margin-left: auto;
  margin-right: auto;
}

.payment-info-text {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  text-align: left;
}

.payment-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  color: #00476b;
  margin-top: 2px;
}

.payment-main {
  font-size: 1rem;
  font-weight: 600;
  color: #00476b;
  margin-bottom: var(--space-xs);
}

.payment-main strong {
  font-weight: 700;
}

.payment-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.btn-group-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 13px 28px;
  border-radius: 9999px;
  border: 2px solid #00476b;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: #00476b;
  background: rgba(0, 71, 107, 0.06);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  letter-spacing: -0.01em;
}

.btn-group-cta:hover {
  background: #00476b;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 71, 107, 0.25);
  text-decoration: none;
}

@media (max-width: 640px) {
  .payment-info-box {
    padding: var(--space-lg);
  }

  .payment-info-text {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
}

.pricing-card.premium {
  border: 1px solid var(--color-cta) !important;
  position: relative;
  box-shadow: var(--shadow-md);
}

.pricing-card.premium.interactive:hover {
  border-color: var(--color-cta-hover) !important;
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background-color: red;
  color: white;
  padding: 4px 16px;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

details {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
}

summary {
  padding: var(--space-lg);
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-primary);
}

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

summary .icon {
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

details[open] summary .icon {
  transform: rotate(180deg);
}

.details-content {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-muted);
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 500px;
  background: var(--color-surface-bg);
  margin: var(--space-md);
  padding: var(--space-xl);
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 1001;
}

.modal.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-border);
  color: var(--color-primary);
}

.modal-header {
  margin-bottom: var(--space-lg);
}

/* Form Styles */
.purchase-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.form-group input {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-background);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-cta);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.form-group input::placeholder {
  color: #94a3b8;
}

.fw-700 {
  font-weight: 700;
}

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

/* Footer - Dark High Contrast */
.footer {
  background: var(--color-primary);
  color: var(--color-background);
  padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.footer h4 {
  color: white;
  margin-bottom: var(--space-md);
  font-size: 1.1rem;
}

.footer p {
  color: #CBD5E1;
  /* Slate 300 */
}

.footer a {
  color: #CBD5E1;
  text-decoration: none;
}

.footer a:hover {
  color: white;
  text-decoration: underline;
}

.footer-logo {
  height: 110px;
  width: auto;
  margin-bottom: var(--space-md);
  display: block;
  filter: brightness(0) invert(1);
}

.footer-socials {
  display: flex;
  gap: var(--space-md);
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.footer-socials a:hover {
  background: linear-gradient(135deg, #10B981, #059669);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
  text-decoration: none;
  transform: translateY(-2px);
}

.footer-socials a svg {
  width: 20px;
  height: 20px;
  display: block;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: #94A3B8;
}

.footer-copy {
  flex: 1;
  text-align: left;
}

.footer-links {
  flex: 1;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
}

.footer-dev {
  flex: 1;
  text-align: right;
}

@media (max-width: 768px) {
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }

  .footer-copy,
  .footer-links,
  .footer-dev {
    flex: none;
    text-align: center;
    justify-content: center;
  }
}

.footer-bottom a {
  color: #94A3B8;
}

.footer-bottom a:hover {
  color: white;
}

/* Liquid Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 {
  transition-delay: 100ms;
}

.delay-200 {
  transition-delay: 200ms;
}

.delay-300 {
  transition-delay: 300ms;
}

/* Responsive */
@media (max-width: 768px) {
  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
    padding: 0 var(--space-md);
  }

  .container {
    padding: 0 var(--space-md);
  }

  .card {
    padding: var(--space-lg);
  }

  h1,
  h2 {
    padding: 0 var(--space-xs);
  }

  .hero-details {
    flex-direction: column;
    align-items: stretch;
  }

  .detail-item {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .about-image {
    order: -1;
    /* Image first on mobile */
  }

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

  .speaker-grid {
    column-gap: var(--space-sm);
    row-gap: var(--space-lg);
  }

  .header-nav .btn {
    padding: 10px 20px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .header-nav {
    padding: var(--space-sm) var(--space-md);
    justify-content: space-between;
  }

  .logo img {
    height: 48px;
    width: auto;
  }

  .social-proof {
    flex-direction: column;
    gap: var(--space-xl);
  }
}

/* ── Payment Method Selector ─────────────────────────────────────────────── */
.payment-options {
  display: flex;
  gap: var(--space-sm);
}

.payment-option {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 14px var(--space-md);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-background);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  user-select: none;
  position: relative;
}

.payment-option:hover {
  border-color: var(--color-secondary);
  color: var(--color-primary);
}

.payment-option.selected {
  border-color: var(--color-cta);
  background: rgba(5, 150, 105, 0.06);
  color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.payment-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.payment-error {
  font-size: 0.8rem;
  color: #dc2626;
  margin-top: calc(-1 * var(--space-xs));
  display: none;
}

.payment-error.visible {
  display: block;
}

@media (max-width: 380px) {
  .payment-options {
    flex-direction: column;
  }
}
}