/* 
   aivideogeneratorporn.love Styles
   A modern, teal-themed design for an AI video generator website
*/

:root {
  --primary: #2DD4BF;
  --primary-dark: #0F766E;
  --secondary: #0EA5E9;
  --dark: #0F172A;
  --dark-blue: #1E293B;
  --gray: #64748B;
  --light-gray: #E2E8F0;
  --white: #FFFFFF;
  --gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  --shadow: 0 10px 15px -3px rgba(15, 23, 42, 0.1), 0 4px 6px -2px rgba(15, 23, 42, 0.05);
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--white);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

h1, h2, h3 {
  line-height: 1.2;
  margin-bottom: 1rem;
  font-weight: 600;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.5rem;
}

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

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

section {
  padding: 5rem 0;
}

.section-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
  color: var(--gray);
}

/* Header & Navigation */
header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
}

.logo svg {
  margin-right: 0.75rem;
}

.logo span {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--dark);
}

nav ul {
  display: flex;
  list-style: none;
  align-items: center;
}

nav ul li {
  margin-left: 2rem;
}

nav ul li a {
  color: var(--dark);
  font-weight: 500;
}

nav ul li a:hover {
  color: var(--primary);
}

.mobile-menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
}

.mobile-menu span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--dark);
  margin: 5px 0;
  transition: var(--transition);
}

.mobile-menu.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu.open span:nth-child(2) {
  opacity: 0;
}

.mobile-menu.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Buttons */
.cta-button {
  display: inline-block;
  background: var(--gradient);
  color: var(--white);
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  box-shadow: 0 4px 6px rgba(15, 118, 110, 0.2);
  text-align: center;
  border: 2px solid transparent;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 10px rgba(15, 118, 110, 0.3);
  color: var(--white);
}

.cta-button:active {
  transform: translateY(0);
}

.cta-button-sm {
  font-size: 0.9rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--border-radius);
  background: var(--gradient);
  color: var(--white);
  font-weight: 500;
  transition: var(--transition);
}

.cta-button-sm:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(15, 118, 110, 0.2);
  color: var(--white);
}

.secondary-button {
  display: inline-block;
  background: transparent;
  color: var(--dark);
  padding: 0.9rem 1.8rem;
  border-radius: var(--border-radius);
  font-weight: 500;
  border: 2px solid var(--light-gray);
  transition: var(--transition);
  margin-left: 1rem;
}

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

/* Hero Section */
.hero {
  padding: 5rem 0 3rem;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1.25rem;
  color: var(--dark);
}

.hero p {
  font-size: 1.25rem;
  color: var(--gray);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  margin-top: 2rem;
  margin-bottom: 3rem;
}

.hero-visual {
  max-width: 800px;
  margin: 0 auto;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

/* Features Section */
.features {
  background-color: var(--light-gray);
  padding: 5rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 20px -5px rgba(15, 23, 42, 0.1);
}

.feature-icon {
  margin-bottom: 1.5rem;
  color: var(--primary);
}

/* Demo Section */
.demo {
  padding: 5rem 0;
}

.demo-preview {
  max-width: 900px;
  margin: 0 auto;
}

.demo-video-placeholder {
  aspect-ratio: 16 / 9;
  background-color: var(--dark-blue);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

.demo-caption {
  text-align: center;
  color: var(--gray);
  margin: 1.5rem 0;
}

.demo-cta {
  text-align: center;
  margin: 2rem 0;
}

/* FAQ Section */
.faq {
  background-color: var(--light-gray);
  padding: 5rem 0;
}

.accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--white);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.accordion-header {
  width: 100%;
  padding: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 500;
  text-align: left;
  color: var(--dark);
}

.accordion-icon {
  transition: var(--transition);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  padding: 0 1.25rem;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.accordion-item.active .accordion-content {
  max-height: 300px;
  padding: 0 1.25rem 1.25rem;
}

/* CTA Section */
.cta-section {
  background: var(--gradient);
  color: var(--white);
  text-align: center;
  padding: 5rem 0;
}

.cta-section h2 {
  color: var(--white);
}

.cta-section .cta-button {
  background: var(--white);
  color: var(--primary-dark);
  margin-top: 1rem;
}

.cta-section .cta-button:hover {
  background: rgba(255, 255, 255, 0.9);
}

.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
}

/* Footer */
footer {
  background-color: var(--dark);
  color: var(--light-gray);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.footer-logo svg {
  margin-bottom: 1rem;
}

.footer-logo p {
  font-size: 0.9rem;
}

.footer-links h3 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links ul li {
  margin-bottom: 0.5rem;
}

.footer-links ul li a {
  color: var(--light-gray);
  transition: var(--transition);
}

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

.footer-disclaimer {
  grid-column: 1 / -1;
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray);
  font-size: 0.85rem;
  color: var(--gray);
}

/* Responsive Styles */
@media (max-width: 992px) {
  h1 {
    font-size: 2.5rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 4rem 0;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .secondary-button {
    margin-left: 0;
    margin-top: 1rem;
  }
  
  nav ul {
    display: none;
  }
  
  nav ul.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 1rem 0;
    z-index: 100;
  }
  
  nav ul.active li {
    margin: 0.5rem 0;
    width: 100%;
    text-align: center;
  }
  
  .mobile-menu {
    display: block;
  }
}

@media (max-width: 576px) {
  section {
    padding: 3rem 0;
  }
  
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .hero {
    padding: 4rem 0 2rem;
  }
  
  .cta-button, .secondary-button {
    width: 100%;
    padding: 0.875rem 1.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-links ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  .footer-links ul li {
    margin: 0;
  }
}