:root {
  --navy: #111827;
  --orange: #ED7700;
  --white: #FFFFFF;
  --gray-100: #F3F4F6;
  --gray-400: #9CA3AF;
  --gray-800: #1F2937;
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --text-xs: clamp(0.875rem, 1vw, 1rem);
  --text-sm: clamp(1rem, 1.2vw, 1.25rem);
  --text-base: clamp(1.125rem, 1.5vw, 1.5rem);
  --text-lg: clamp(1.5rem, 2vw, 2.25rem);
  --text-xl: clamp(2rem, 3vw, 3rem);
  --text-2xl: clamp(2.5rem, 4vw, 4.5rem);
  --text-3xl: clamp(3rem, 6vw, 6rem);
  --spacing-sm: clamp(1rem, 2vw, 2rem);
  --spacing-md: clamp(2rem, 4vw, 4rem);
  --spacing-lg: clamp(4rem, 6vw, 8rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--navy);
  color: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-lg); }

p {
  font-size: var(--text-base);
  margin-bottom: var(--spacing-sm);
  max-width: 65ch;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--orange);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.section {
  padding: var(--spacing-lg) 0;
}

.section > .container > h2 {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.section > .container > p {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  max-width: 600px;
}

.bg-navy {
  background-color: var(--navy);
  color: var(--white);
}

.bg-white {
  background-color: var(--white);
  color: var(--navy);
}

.step-card h3 {
  color: var(--orange);
}

.pricing-card h3 {
  color: var(--orange);
}

/* Navigation */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(17, 24, 39, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem 0;
}

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

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--white);
}

.logo:hover {
  color: var(--white);
}

.logo-ai {
  color: var(--orange);
}

.logo-powered {
  display: block;
  font-size: 0.55rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.5;
  text-align: right;
  line-height: 1;
  margin-top: -2px;
}

.nav-links {
  display: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  font-size: 1rem;
}

.nav-cta {
  padding: 0.5rem 1.5rem;
  font-size: 1rem;
  font-weight: 800;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--white);
  border-radius: 3px;
  transition: all 0.3s ease;
}

/* Mobile Menu State */
.nav-open .nav-links {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--navy);
  padding: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .nav-links { display: flex; }
}

/* Hero */
#hero {
  padding-top: calc(var(--spacing-lg) + 80px);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto var(--spacing-md);
}

.hero-sub {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  border: none;
  font-size: 1.125rem;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
}

.btn-primary:hover {
  background: #d66a00;
  color: var(--white);
}

.footer-brand .powered-by {
  font-size: 0.7rem;
  opacity: 0.4;
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-cover {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--orange);
}

.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50%;
  max-width: 300px;
  aspect-ratio: 1;
  border: none;
  border-radius: 0;
  background: none;
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
  z-index: 2;
}

.video-play svg {
  width: 100%;
  height: 100%;
  margin-left: 8%;
}

.video-play:hover {
  transform: translate(-50%, -50%) scale(1.15);
}

.video-container.playing .video-cover,
.video-container.playing .video-play {
  display: none;
}

/* Problem */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.stat-card {
  background: var(--gray-100);
  padding: var(--spacing-sm);
  border-radius: 12px;
  border: 1px solid rgba(17,24,39,0.05);
  text-align: center;
}

.stat-number {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: var(--text-base);
  color: var(--gray-800);
}

@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Solution */
.steps-grid {
  display: grid;
  gap: var(--spacing-md);
}

.step-card {
  background: rgba(255,255,255,0.05);
  padding: var(--spacing-sm);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  position: relative;
}

.step-number {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: rgba(255,255,255,0.1);
  position: absolute;
  top: 1rem;
  right: 1rem;
}

@media (min-width: 768px) {
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Features */
.features-grid {
  display: grid;
  gap: var(--spacing-md);
}

.feature-card {
  background: var(--gray-100);
  padding: var(--spacing-sm);
  border-radius: 12px;
  border: 1px solid rgba(17,24,39,0.05);
  display: flex;
  flex-direction: column;
}

.feature-card p {
  flex-grow: 1;
}

.feature-tag {
  display: inline-block;
  background: rgba(237, 119, 0, 0.1);
  color: var(--orange);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.feature-stat {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid rgba(17,24,39,0.1);
}

.feature-stat .stat-number {
  font-size: var(--text-xl);
  display: block;
  margin-bottom: 0.25rem;
}

.feature-stat .stat-label {
  display: block;
  font-size: var(--text-sm);
}

@media (min-width: 768px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Pricing */
.pricing-grid {
  display: grid;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.pricing-card {
  background: rgba(255,255,255,0.05);
  padding: var(--spacing-md) var(--spacing-sm);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  text-align: center;
}

.pricing-featured {
  border-color: var(--orange);
  background: rgba(237, 119, 0, 0.1);
  transform: scale(1.05);
}

.price {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--orange);
  margin: 1rem 0;
}

.price span {
  font-size: 0.5em;
  font-weight: 400;
  color: var(--white);
}

.pricing-footnote {
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.7;
}

@media (min-width: 768px) {
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Signup */
.signup-container {
  max-width: 600px;
  text-align: center;
}

#signup-form {
  text-align: left;
  background: var(--gray-100);
  padding: var(--spacing-md);
  border-radius: 12px;
  border: 1px solid rgba(17,24,39,0.05);
  margin-top: var(--spacing-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--navy);
}

input, select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray-400);
  border-radius: 8px;
  font-family: var(--font-main);
  font-size: 1rem;
  background: var(--white);
  color: var(--navy);
}

input:focus, select:focus {
  outline: 2px solid var(--orange);
  border-color: var(--orange);
}

.btn-block {
  width: 100%;
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--spacing-md) 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: center;
}

.footer-tagline {
  font-size: var(--text-xl);
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.footer-contact a {
  font-size: var(--text-lg);
  color: var(--orange);
  font-weight: 600;
}

.copyright {
  margin-top: 1rem;
  font-size: 0.875rem;
  opacity: 0.5;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
  
  .footer-contact {
    text-align: right;
  }
}

/* Animations — progressive enhancement via JS.
   .js-animated is added by main.js; without it, content stays fully visible. */
.js-animated .animate-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-animated .visible .animate-up {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .js-animated .animate-up {
    transition: none;
    opacity: 1;
    transform: none;
  }
}

/* Print Styles */
@media print {
  .site-nav, .video-container, #signup, .footer-contact {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .section {
    page-break-inside: avoid;
  }
}