/* ============================================
   Bomyfo - Email Marketing Platform
   Modern CSS with CSS Variables & Utilities
   ============================================ */

:root {
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #e0e7ff;
  --secondary: #8b5cf6;
  --accent: #ec4899;
  --accent-hover: #db2777;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --surface: #ffffff;
  --surface-hover: #f1f5f9;
  
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --border: #e2e8f0;
  --border-focus: #6366f1;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  --shadow-glow: 0 0 40px -10px var(--primary);
  
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  
  --max-width: 1280px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

[data-theme="dark"] {
  --bg: #0f172a;
  --bg-alt: #1e293b;
  --surface: #1e293b;
  --surface-hover: #334155;
  --text: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --border: #334155;
}

/* ============================================
   Reset & Base
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

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

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

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

body {
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  transition: background 0.3s, color 0.3s;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

/* ============================================
   Utilities
   ============================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 6rem 0;
}

.section-alt {
  background: var(--bg-alt);
}

.text-center { text-align: center; }
.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), #f97316);
  color: white;
  box-shadow: 0 4px 14px rgba(236, 72, 153, 0.4);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(236, 72, 153, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

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

.btn-ghost:hover {
  background: var(--surface-hover);
  color: var(--text);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

.btn-full {
  width: 100%;
}

/* ============================================
   Navigation
   ============================================ */

.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
}

.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  padding: 0.5rem 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  position: relative;
  padding: 5rem 0 7rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #f5f3ff 0%, #fff1f2 50%, #eff6ff 100%);
  z-index: -2;
}

.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--primary) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.05;
  z-index: -1;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  opacity: 0.4;
}

.hero-blob-1 {
  width: 500px;
  height: 500px;
  background: var(--primary);
  top: -10%;
  right: -5%;
}

.hero-blob-2 {
  width: 400px;
  height: 400px;
  background: var(--accent);
  bottom: -10%;
  left: -5%;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 540px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.hero-stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text);
}

.hero-stat span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.hero-visual {
  position: relative;
}

.hero-image {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  overflow: hidden;
}

.hero-floating {
  position: absolute;
  background: white;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  animation: float 6s ease-in-out infinite;
}

.hero-floating-1 {
  top: 10%;
  left: -10%;
  animation-delay: 0s;
}

.hero-floating-2 {
  bottom: 15%;
  right: -8%;
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ============================================
   Features Section
   ============================================ */

.section-header {
  max-width: 640px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: var(--transition-slow);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.feature-icon.purple { background: var(--primary-light); }
.feature-icon.pink { background: #fce7f3; }
.feature-icon.orange { background: #ffedd5; }
.feature-icon.green { background: #dcfce7; }
.feature-icon.blue { background: #dbeafe; }
.feature-icon.yellow { background: #fef3c7; }

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ============================================
   How It Works
   ============================================ */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0.3;
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  font-size: 1.75rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  border: 4px solid var(--bg);
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.step p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================
   Pricing
   ============================================ */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.05);
  z-index: 1;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.popular:hover {
  transform: scale(1.05) translateY(-4px);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-card .price {
  font-size: 3rem;
  font-weight: 800;
  margin: 1rem 0;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}

.pricing-card .description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.pricing-features {
  text-align: left;
  margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.pricing-features li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================
   Testimonials
   ============================================ */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: #f59e0b;
  font-size: 1.125rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-text {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--border);
}

.testimonial-author strong {
  display: block;
  font-weight: 600;
  color: var(--text);
}

.testimonial-author span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ============================================
   CTA Section
   ============================================ */

.cta {
  padding: 5rem 0;
}

.cta-box {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-box h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 1rem;
  position: relative;
}

.cta-box p {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.cta-box .btn {
  background: white;
  color: var(--primary);
  position: relative;
  font-weight: 700;
}

.cta-box .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.main-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
}

.footer-simple {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-simple .copyright {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-links-simple {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  flex-wrap: wrap;
}

.footer-links-simple a {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-links-simple a:hover {
  color: var(--primary);
}

@media (max-width: 768px) {
  .footer-simple {
    flex-direction: column;
    text-align: center;
  }
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 1rem;
  line-height: 1.7;
  font-size: 0.95rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 1.125rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.footer-links h4 {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  color: var(--text);
}

.footer-links a {
  display: block;
  padding: 0.375rem 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ============================================
   Auth Pages (Login / Register)
   ============================================ */

.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.auth-visual {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: white;
  position: relative;
  overflow: hidden;
}

.auth-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.auth-visual-content {
  position: relative;
  text-align: center;
  max-width: 400px;
}

.auth-visual h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.auth-visual p {
  font-size: 1.125rem;
  opacity: 0.9;
  line-height: 1.7;
}

.auth-visual-image {
  margin-top: 3rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.1);
  overflow: hidden;
}

.auth-form-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  background: var(--bg);
}

.auth-form-box {
  width: 100%;
  max-width: 420px;
}

.auth-form-box .logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.auth-form-box .logo img {
  height: 40px;
}

.auth-form-box > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.auth-form .form-group {
  margin-bottom: 1.25rem;
}

.auth-form label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.auth-form label .required {
  color: var(--danger);
  margin-left: 2px;
}

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

.form-row .form-group {
  margin-bottom: 1.25rem;
}

.auth-form input,
.auth-form select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.auth-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.auth-form input:focus,
.auth-form select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.auth-form input::placeholder {
  color: var(--text-muted);
}

.form-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.375rem;
}

.form-hint.error {
  color: var(--danger);
}

.form-hint.success {
  color: var(--success);
}

.password-wrapper {
  position: relative;
}

.password-wrapper input {
  padding-right: 3rem;
}

.toggle-password {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.125rem;
  padding: 0.25rem;
  opacity: 0.6;
  transition: var(--transition);
}

.toggle-password:hover {
  opacity: 1;
}

.password-strength {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 0.5rem;
  overflow: hidden;
}

.strength-bar {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: width 0.3s ease, background 0.3s ease;
}

.strength-bar.weak { background: var(--danger); }
.strength-bar.fair { background: var(--warning); }
.strength-bar.good { background: #3b82f6; }
.strength-bar.strong { background: var(--success); }

.form-checks {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.check-item input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.check-box {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border: 2px solid var(--border);
  border-radius: 5px;
  margin-top: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  background: var(--surface);
}

.check-box::after {
  content: '✓';
  font-size: 0.75rem;
  color: white;
  opacity: 0;
  transform: scale(0.5);
  transition: var(--transition);
}

.check-item input:checked + .check-box {
  background: var(--primary);
  border-color: var(--primary);
}

.check-item input:checked + .check-box::after {
  opacity: 1;
  transform: scale(1);
}

.check-item input:focus + .check-box {
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.check-label a {
  color: var(--primary);
  text-decoration: underline;
}

.auth-form .form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.auth-form .remember {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.auth-form .remember input {
  width: auto;
  accent-color: var(--primary);
}

.auth-form .forgot {
  color: var(--primary);
  font-weight: 500;
}

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

.auth-form .btn-full {
  margin-bottom: 0;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.btn-social {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
}

.btn-social:hover {
  background: var(--surface-hover);
  border-color: var(--border);
}

.auth-switch {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.auth-switch a {
  color: var(--primary);
  font-weight: 600;
}

.auth-switch a:hover {
  text-decoration: underline;
}

/* ============================================
   About Page
   ============================================ */

.about-hero {
  padding: 5rem 0;
  text-align: center;
  background: linear-gradient(135deg, #f5f3ff 0%, #fff1f2 100%);
}

.about-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.about-hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-story img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.about-story h2 {
  text-align: left;
  margin-bottom: 1rem;
}

.about-story p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

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

.value-card {
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.value-card .icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.value-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.value-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

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

.team-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
  border: 2px solid var(--border);
  transition: var(--transition);
}

.team-card:hover img {
  border-color: var(--primary);
  transform: scale(1.03);
}

.team-card h4 {
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.team-card span {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 2rem;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.stat-item strong {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.stat-item span {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================
   Animations
   ============================================ */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero p {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-visual {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .steps::before {
    display: none;
  }
  
  .steps {
    grid-template-columns: 1fr;
  }
  
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
  }
  
  .pricing-card.popular {
    transform: none;
  }
  
  .pricing-card.popular:hover {
    transform: translateY(-4px);
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-story {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .about-story h2 {
    text-align: center;
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .auth-page {
    grid-template-columns: 1fr;
  }
  
  .auth-visual {
    display: none;
  }
}

@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .auth-form-wrapper {
    padding: 1.5rem;
  }

  .nav-toggle { display: flex; }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    gap: 0.25rem;
    box-shadow: var(--shadow-lg);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-links a {
    padding: 0.75rem 1rem;
    width: 100%;
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .hero {
    padding: 3rem 0 5rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin: 0 auto;
  }
  
  .stats-bar {
    grid-template-columns: 1fr;
  }
}