/* Design 1: Classic SaaS
   Clean, professional, conversion-focused layout with hero + features + pricing + FAQ */

:root {
  /* Brand Colors */
  --navy: #1e3a5f;
  --navy-dark: #152a45;
  --gold: #c9a227;
  --gold-light: #e5d8b0;
  --light-bg: #f8f9fa;
  --white: #ffffff;
  --text-primary: #2d3748;
  --text-secondary: #718096;
  --text-muted: #a0aec0;
  --success: #48bb78;
  --warning: #ed8936;
  --danger: #e53e3e;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
  
  /* Radii */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: min(1200px, 100% - 48px);
  margin-inline: auto;
}

@media (max-width: 767px) {
  .container {
    width: min(1200px, 100% - 32px);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
}

h3 {
  font-size: 1.25rem;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.btn svg {
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(30, 58, 95, 0.25);
}

.btn-primary:hover {
  background: var(--navy-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 58, 95, 0.35);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  box-shadow: var(--shadow-lg);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

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

.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

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

.btn-ghost:hover {
  color: var(--navy);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 17px;
}

.btn-block {
  width: 100%;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy);
}

.logo svg {
  color: var(--navy);
}

.nav-list {
  display: flex;
  gap: 32px;
}

.nav-list a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.nav-list a:hover {
  color: var(--navy);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

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

@media (max-width: 900px) {
  .nav, .nav-actions .btn-ghost {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
}

/* Hero */
.hero {
  position: relative;
  padding: 160px 0 120px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--light-bg) 0%, rgba(201, 162, 39, 0.05) 100%);
  z-index: -1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.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-content h1 {
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.25rem;
  max-width: 520px;
  margin-bottom: 32px;
}

@media (max-width: 900px) {
  .hero-subtitle {
    margin-inline: auto;
  }
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 40px;
}

@media (max-width: 900px) {
  .hero-cta {
    align-items: center;
  }
}

.hero-note {
  font-size: 14px;
  color: var(--text-muted);
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 900px) {
  .trust-badges {
    justify-content: center;
  }
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

.trust-badge svg {
  color: var(--navy);
}

/* Dashboard Preview */
.hero-visual {
  position: relative;
}

@media (max-width: 900px) {
  .hero-visual {
    display: none;
  }
}

.dashboard-preview {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: transform var(--transition-slow);
}

.dashboard-preview:hover {
  transform: perspective(1000px) rotateY(0) rotateX(0);
}

.dashboard-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--light-bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.browser-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.15);
}

.browser-url {
  font-size: 13px;
  color: var(--text-muted);
}

.dashboard-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dashboard-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--light-bg);
  border-radius: var(--radius-md);
  border-left: 4px solid;
}

.card-green {
  border-left-color: var(--success);
}

.card-orange {
  border-left-color: var(--warning);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.green {
  background: var(--success);
}

.status-dot.orange {
  background: var(--warning);
}

.employee-name {
  flex: 1;
  font-weight: 500;
  color: var(--text-primary);
}

.days-count {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Sections */
section {
  padding: 96px 0;
}

@media (max-width: 767px) {
  section {
    padding: 64px 0;
  }
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.125rem;
}

/* Problem Section */
.problem {
  background: var(--white);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.problem-card {
  padding: 32px;
  background: #fef2f2;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--danger);
}

.problem-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(229, 62, 62, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.problem-icon svg {
  color: var(--danger);
}

.problem-card h3 {
  margin-bottom: 8px;
}

/* Features Section */
.features {
  background: var(--light-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.feature-card.featured {
  grid-column: span 2;
}

@media (max-width: 700px) {
  .feature-card.featured {
    grid-column: span 1;
  }
}

.feature-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(30, 58, 95, 0.1) 0%, rgba(201, 162, 39, 0.1) 100%);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
}

.feature-icon svg {
  color: var(--navy);
}

.feature-card h3 {
  margin-bottom: 12px;
}

.feature-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.feature-list li::before {
  content: '✓';
  color: var(--success);
  font-weight: bold;
}

/* How It Works */
.how-it-works {
  background: var(--white);
}

.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 1000px;
  margin: 0 auto;
}

@media (max-width: 800px) {
  .steps {
    flex-direction: column;
    align-items: center;
  }
}

.step {
  flex: 1;
  text-align: center;
  padding: 0 24px;
  max-width: 300px;
}

.step-number {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 600;
  border-radius: 50%;
  margin: 0 auto 24px;
}

.step-content h3 {
  margin-bottom: 12px;
}

.step-time {
  display: inline-block;
  margin-top: 16px;
  padding: 6px 12px;
  background: var(--light-bg);
  border-radius: 16px;
  font-size: 13px;
  color: var(--text-secondary);
}

.step-connector {
  width: 80px;
  height: 2px;
  background: linear-gradient(to right, var(--navy), var(--gold));
  margin-top: 32px;
}

@media (max-width: 800px) {
  .step-connector {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--navy), var(--gold));
    margin: 16px 0;
  }
}

/* Social Proof */
.social-proof {
  background: var(--light-bg);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-bottom: 64px;
}

.testimonial-card {
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.quote-mark {
  position: absolute;
  top: 16px;
  left: 24px;
  font-family: Georgia, serif;
  font-size: 72px;
  color: var(--light-bg);
  line-height: 1;
}

.testimonial-text {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  border-radius: 50%;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-weight: 600;
  color: var(--text-primary);
}

.author-company {
  font-size: 14px;
  color: var(--text-muted);
}

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

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--navy);
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(0, 0, 0, 0.1);
}

@media (max-width: 600px) {
  .stat-divider {
    display: none;
  }
}

/* Pricing */
.pricing {
  background: var(--white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  padding: 40px;
  background: var(--white);
  border: 2px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-xl);
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.pricing-card.popular {
  border-color: var(--navy);
  box-shadow: var(--shadow-lg);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 16px;
  background: var(--gold);
  color: var(--navy-dark);
  font-size: 12px;
  font-weight: 600;
  border-radius: 16px;
}

.pricing-header {
  margin-bottom: 24px;
}

.pricing-header h3 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.pricing-header p {
  font-size: 14px;
}

.pricing-price {
  margin-bottom: 32px;
  display: flex;
  align-items: baseline;
}

.currency {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.amount {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}

.period {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-left: 4px;
}

.pricing-features {
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}

.pricing-features svg {
  color: var(--success);
  flex-shrink: 0;
}

.pricing-guarantee {
  text-align: center;
  margin-top: 32px;
  font-size: 14px;
  color: var(--text-muted);
}

/* FAQ */
.faq {
  background: var(--light-bg);
}

.faq-grid {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  text-align: left;
}

.faq-question svg {
  color: var(--text-muted);
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-question[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-answer.open {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 15px;
}

/* Final CTA */
.final-cta {
  background: var(--white);
  padding: 96px 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  padding: 80px 48px;
  border-radius: var(--radius-2xl);
  text-align: center;
}

.cta-card h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-card > p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.25rem;
  margin-bottom: 32px;
}

.cta-subtext {
  margin-top: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

/* Footer */
.footer {
  background: var(--navy-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}

@media (max-width: 700px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 12px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.6);
}

.footer-links {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.footer-col h4 {
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

/* Animations */
@media (prefers-reduced-motion: no-preference) {
  .hero-content > * {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.6s ease forwards;
  }
  
  .hero-content > *:nth-child(1) { animation-delay: 0.1s; }
  .hero-content > *:nth-child(2) { animation-delay: 0.2s; }
  .hero-content > *:nth-child(3) { animation-delay: 0.3s; }
  .hero-content > *:nth-child(4) { animation-delay: 0.4s; }
  .hero-content > *:nth-child(5) { animation-delay: 0.5s; }
  
  .hero-visual {
    opacity: 0;
    transform: translateX(40px);
    animation: fadeLeft 0.8s ease forwards 0.3s;
  }
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive adjustments */
@media (max-width: 767px) {
  .hero {
    padding: 120px 0 80px;
    min-height: auto;
  }
  
  .btn-lg {
    width: 100%;
  }
  
  .pricing-card {
    padding: 32px 24px;
  }
  
  .cta-card {
    padding: 48px 24px;
  }
}