/* ===================================
   ECHOSPHERE LANDING PAGES
   Modern UI for www.echosphere.dev
   Uses brand colors from root.css
   =================================== */

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #1a202c;
  background: #fafafa;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   LANDING HEADER
   =================================== */
.landing-header {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  padding: 1.25rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.landing-header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.landing-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 700;
  color: #f59e0b;
  transition: all 0.2s ease;
}

.landing-logo:hover {
  color: #d97706;
  transform: translateY(-1px);
}

.landing-logo-icon {
  width: 32px;
  height: 32px;
  color: #f59e0b;
}

.landing-back-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: #4a5568;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.landing-back-link:hover {
  color: #f59e0b;
}

.landing-back-link svg {
  width: 18px;
  height: 18px;
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ===================================
   LANDING BUTTONS
   =================================== */
.landing-btn {
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  cursor: pointer;
}

.landing-btn svg {
  width: 18px;
  height: 18px;
}

.landing-btn-primary {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.landing-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.landing-btn-ghost {
  color: #4a5568;
  border-color: #e2e8f0;
  background: white;
}

.landing-btn-ghost:hover {
  background: #f7fafc;
  border-color: #cbd5e0;
  color: #2d3748;
}

.landing-btn-outline {
  color: #f59e0b;
  border-color: #f59e0b;
  background: transparent;
}

.landing-btn-outline:hover {
  background: #fffbeb;
  border-color: #d97706;
  color: #d97706;
}

.landing-btn-large {
  padding: 1.125rem 2rem;
  font-size: 1.0625rem;
  border-radius: 12px;
}

.landing-btn-white {
  background: white;
  color: #f59e0b;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.landing-btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.landing-btn-accent {
  background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(20, 184, 166, 0.3);
}

.landing-btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(20, 184, 166, 0.4);
}

/* ===================================
   MARKETPLACE BANNER
   =================================== */
.landing-marketplace-banner {
  background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.landing-marketplace-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.landing-marketplace-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

.landing-marketplace-content h2 {
  font-size: 3rem;
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.landing-marketplace-content p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 2rem;
}

.landing-marketplace-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===================================
   LANDING MAIN
   =================================== */
.landing-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ===================================
   LANDING HERO
   =================================== */
.landing-hero {
  padding: 6rem 0 5rem;
  text-align: center;
}

.landing-hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.landing-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  color: #92400e;
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 2rem;
  border: 1px solid #fde68a;
}

.landing-badge svg {
  width: 16px;
  height: 16px;
  color: #f59e0b;
}

.landing-hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #1a202c 0%, #2d3748 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.landing-hero-subtitle {
  font-size: 1.375rem;
  color: #4a5568;
  margin-bottom: 2.5rem;
  line-height: 1.6;
  font-weight: 400;
}

.landing-hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.landing-hero-note {
  color: #718096;
  font-size: 0.9375rem;
}

/* ===================================
   LANDING FEATURES
   =================================== */
.landing-features {
  padding: 5rem 0;
  background: white;
  border-radius: 24px;
  margin: 3rem 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.landing-features-header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 0 2rem;
}

.landing-features-header h2 {
  font-size: 2.75rem;
  font-weight: 800;
  color: #1a202c;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.landing-features-header p {
  font-size: 1.25rem;
  color: #4a5568;
}

.landing-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  padding: 0 3rem;
}

.landing-feature-card {
  background: linear-gradient(145deg, #fafafa 0%, #ffffff 100%);
  padding: 2.5rem;
  border-radius: 20px;
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.landing-feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #f59e0b 0%, #d97706 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.landing-feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
  border-color: #fde68a;
}

.landing-feature-card:hover::before {
  opacity: 1;
}

.landing-feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.landing-feature-icon svg {
  width: 28px;
  height: 28px;
}

.landing-feature-icon-primary {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  color: #92400e;
}

.landing-feature-icon-secondary {
  background: linear-gradient(135deg, #e9d5ff 0%, #d8b4fe 100%);
  color: #6b21a8;
}

.landing-feature-icon-accent {
  background: linear-gradient(135deg, #ccfbf1 0%, #99f6e4 100%);
  color: #115e59;
}

.landing-feature-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: #1a202c;
  margin-bottom: 0.875rem;
  letter-spacing: -0.01em;
}

.landing-feature-card p {
  color: #4a5568;
  font-size: 1rem;
  line-height: 1.7;
}

/* ===================================
   LANDING CTA
   =================================== */
.landing-cta {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  border-radius: 24px;
  padding: 5rem 2rem;
  margin: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.landing-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.landing-cta-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.landing-cta-content h2 {
  font-size: 3rem;
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.landing-cta-content p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 2.5rem;
}

.landing-cta-buttons {
  margin-bottom: 1.5rem;
}

.landing-cta-note {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 1.5rem;
  margin-bottom: 0;
}

/* ===================================
   LANDING STATS
   =================================== */
.landing-stats {
  padding: 4rem 0;
  background: white;
}

.landing-stats-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
}

.landing-stat {
  text-align: center;
}

.landing-stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: #f59e0b;
  line-height: 1;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.landing-stat-label {
  font-size: 1rem;
  color: #4a5568;
  font-weight: 500;
}

/* ===================================
   HOW IT WORKS SECTION
   =================================== */
.landing-how-it-works {
  padding: 5rem 0;
  background: #fafafa;
}

.landing-how-it-works-header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 0 2rem;
}

.landing-how-it-works-header h2 {
  font-size: 2.75rem;
  font-weight: 800;
  color: #1a202c;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.landing-how-it-works-header p {
  font-size: 1.25rem;
  color: #4a5568;
}

.landing-steps-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
}

.landing-step {
  text-align: center;
  position: relative;
  padding: 2rem;
}

.landing-step-number {
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.landing-step-icon {
  width: 80px;
  height: 80px;
  margin: 2rem auto 1.5rem;
  border-radius: 20px;
  background: linear-gradient(145deg, #fff 0%, #fafafa 100%);
  border: 2px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.landing-step:hover .landing-step-icon {
  transform: translateY(-5px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
  border-color: #f59e0b;
}

.landing-step-icon svg {
  width: 36px;
  height: 36px;
  color: #f59e0b;
}

.landing-step h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1a202c;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.landing-step p {
  color: #4a5568;
  font-size: 1rem;
  line-height: 1.7;
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */
.landing-testimonials {
  padding: 5rem 0;
  background: white;
}

.landing-testimonials-header {
  text-align: center;
  margin-bottom: 4rem;
  padding: 0 2rem;
}

.landing-testimonials-header h2 {
  font-size: 2.75rem;
  font-weight: 800;
  color: #1a202c;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.landing-testimonials-header p {
  font-size: 1.25rem;
  color: #4a5568;
}

.landing-testimonials-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.landing-testimonial {
  background: linear-gradient(145deg, #fafafa 0%, #ffffff 100%);
  padding: 2.5rem;
  border-radius: 20px;
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}

.landing-testimonial:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
  border-color: #fde68a;
}

.landing-testimonial-stars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}

.landing-testimonial-stars svg {
  width: 20px;
  height: 20px;
  color: #f59e0b;
}

.landing-testimonial-text {
  font-size: 1.0625rem;
  color: #2d3748;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.landing-testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.landing-testimonial-author strong {
  font-size: 1rem;
  font-weight: 700;
  color: #1a202c;
}

.landing-testimonial-author span {
  font-size: 0.875rem;
  color: #718096;
}

/* ===================================
   LANDING FOOTER
   =================================== */
.landing-footer {
  background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
  color: white;
  padding: 3rem 0 2rem;
  margin-top: 5rem;
}

.landing-footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.landing-footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.landing-footer-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.landing-footer-section h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.landing-footer-section a {
  color: #a0aec0;
  text-decoration: none;
  font-weight: 400;
  font-size: 0.9375rem;
  transition: color 0.2s;
}

.landing-footer-section a:hover {
  color: white;
}

.landing-footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #2d3748;
  text-align: center;
}

.landing-footer-copy {
  color: #718096;
  font-size: 0.9375rem;
}

/* ===================================
   ONBOARDING PAGE (Create Store)
   =================================== */
.onboarding-page {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.onboarding-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 3rem;
}

.onboarding-card {
  background: white;
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  padding: 3rem;
  width: 100%;
  max-width: 700px;
}

.onboarding-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.onboarding-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: #1a202c;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.onboarding-header p {
  font-size: 1.125rem;
  color: #4a5568;
  margin-bottom: 1.5rem;
}

.onboarding-benefits {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.9375rem;
  color: #718096;
}

.onboarding-benefit {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.onboarding-benefit svg {
  width: 18px;
  height: 18px;
  color: #10b981;
}

.onboarding-error {
  background: #fef2f2;
  color: #991b1b;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  border: 1px solid #fecaca;
  margin-bottom: 2rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
}

.onboarding-error svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.onboarding-form {
  display: grid;
  gap: 1.75rem;
}

.onboarding-form .form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: #2d3748;
  margin-bottom: 0.625rem;
  font-size: 0.9375rem;
}

.onboarding-form .form-group label svg {
  width: 18px;
  height: 18px;
  color: #f59e0b;
}

.onboarding-form .form-group input {
  padding: 1rem 1.125rem;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.2s;
  background: white;
  width: 100%;
}

.onboarding-form .form-group input:focus {
  outline: none;
  border-color: #f59e0b;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-hint {
  font-size: 0.875rem;
  color: #718096;
  margin-top: 0.5rem;
}

.optional {
  font-weight: 400;
  color: #9ca3af;
  font-size: 0.875rem;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.form-checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: #f59e0b;
  cursor: pointer;
}

.form-checkbox label {
  font-weight: 400;
  color: #4a5568;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.form-checkbox a {
  color: #f59e0b;
  text-decoration: none;
  font-weight: 500;
}

.form-checkbox a:hover {
  text-decoration: underline;
}

.onboarding-submit {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  border: none;
  padding: 1.125rem 2rem;
  border-radius: 12px;
  font-size: 1.0625rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.onboarding-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.onboarding-submit svg {
  width: 20px;
  height: 20px;
}

.onboarding-note {
  text-align: center;
  font-size: 0.9375rem;
  color: #718096;
  margin-top: 1rem;
}

/* ===================================
   AUTH PAGE (Login)
   =================================== */
.auth-page {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.auth-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 3rem;
}

.auth-card {
  background: white;
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  padding: 3rem;
  width: 100%;
  max-width: 500px;
}

.auth-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.auth-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: #1a202c;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.auth-header p {
  font-size: 1rem;
  color: #4a5568;
}

.auth-error {
  background: #fef2f2;
  color: #991b1b;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  border: 1px solid #fecaca;
  margin-bottom: 2rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
}

.auth-error svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.auth-form {
  display: grid;
  gap: 1.5rem;
}

.auth-form .form-group {
  display: flex;
  flex-direction: column;
}

.auth-form .form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: #2d3748;
  margin-bottom: 0.625rem;
  font-size: 0.9375rem;
}

.auth-form .form-group label svg {
  width: 18px;
  height: 18px;
  color: #f59e0b;
}

.auth-form .form-group input {
  padding: 1rem 1.125rem;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.2s;
  background: white;
  width: 100%;
}

.auth-form .form-group input:focus {
  outline: none;
  border-color: #f59e0b;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.auth-password-field {
  position: relative;
}

.auth-password-toggle {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #9ca3af;
  cursor: pointer;
  padding: 0.375rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.auth-password-toggle:hover {
  color: #4a5568;
  background: #f7fafc;
}

.auth-password-toggle svg {
  width: 20px;
  height: 20px;
}

.auth-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0.5rem 0;
}

.auth-forgot-link {
  color: #f59e0b;
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
}

.auth-forgot-link:hover {
  text-decoration: underline;
}

.auth-submit {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  border: none;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.auth-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.auth-submit svg {
  width: 18px;
  height: 18px;
}

.auth-divider {
  position: relative;
  text-align: center;
  margin: 2rem 0;
}

.auth-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: #e2e8f0;
}

.auth-divider span {
  position: relative;
  background: white;
  padding: 0 1rem;
  color: #9ca3af;
  font-size: 0.875rem;
  font-weight: 500;
}

.auth-secondary-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 1rem 1.5rem;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  background: white;
  color: #4a5568;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s;
}

.auth-secondary-btn:hover {
  background: #f7fafc;
  border-color: #cbd5e0;
  color: #2d3748;
}

.auth-secondary-btn svg {
  width: 20px;
  height: 20px;
}

.auth-security {
  text-align: center;
  margin-top: 2rem;
  color: #9ca3af;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.auth-security svg {
  width: 16px;
  height: 16px;
  color: #10b981;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 768px) {
  .landing-header-container {
    padding: 0 1.5rem;
  }

  .landing-hero {
    padding: 4rem 0 3rem;
  }

  .landing-hero-title {
    font-size: 2.5rem;
  }

  .landing-hero-subtitle {
    font-size: 1.125rem;
  }

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

  .landing-features {
    padding: 3rem 0;
    margin: 2rem 0;
  }

  .landing-features-header h2 {
    font-size: 2rem;
  }

  .landing-features-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 0 1.5rem;
  }

  .landing-cta {
    padding: 3rem 1.5rem;
    margin: 3rem 0;
  }

  .landing-cta-content h2 {
    font-size: 2rem;
  }

  .landing-marketplace-content h2 {
    font-size: 2rem;
  }

  .landing-marketplace-banner {
    padding: 3rem 1.5rem;
  }

  .landing-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .landing-stat-number {
    font-size: 2.5rem;
  }

  .landing-how-it-works {
    padding: 3rem 0;
  }

  .landing-how-it-works-header h2,
  .landing-testimonials-header h2 {
    font-size: 2rem;
  }

  .landing-steps-grid,
  .landing-testimonials-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .landing-testimonials {
    padding: 3rem 0;
  }

  .landing-footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .landing-footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .onboarding-container,
  .auth-container {
    padding: 5rem 1.5rem 2rem;
  }

  .onboarding-card,
  .auth-card {
    padding: 2rem 1.5rem;
  }

  .onboarding-header h1 {
    font-size: 2rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .onboarding-benefits {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
  }

  .auth-options {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .landing-hero-title {
    font-size: 2rem;
  }

  .landing-btn-large {
    width: 100%;
  }

  .landing-features-header h2 {
    font-size: 1.75rem;
  }

  .landing-cta-content h2 {
    font-size: 1.75rem;
  }

  .landing-stats-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .landing-stat-number {
    font-size: 2rem;
  }

  .landing-how-it-works-header h2,
  .landing-testimonials-header h2 {
    font-size: 1.75rem;
  }

  .landing-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .landing-footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.landing-hero-content,
.landing-feature-card {
  animation: fadeInUp 0.6s ease-out;
}

.landing-feature-card:nth-child(1) { animation-delay: 0.1s; }
.landing-feature-card:nth-child(2) { animation-delay: 0.2s; }
.landing-feature-card:nth-child(3) { animation-delay: 0.3s; }
.landing-feature-card:nth-child(4) { animation-delay: 0.4s; }
.landing-feature-card:nth-child(5) { animation-delay: 0.5s; }
.landing-feature-card:nth-child(6) { animation-delay: 0.6s; }

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