/* Appserv Website - Viral Agency Dark Theme */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Appserv Brand Colors */
  --primary: #fd483d;
  --primary-hover: #e53935;
  --primary-light: #ff6b6b;

  /* Dark Theme */
  --bg-dark: #0a0a0a;
  --bg-card: #111111;
  --bg-darker: #050505;

  /* Text */
  --text-primary: #ffffff;
  --text-secondary: #a3a3a3;
  --text-muted: #737373;
  --text-dark: #171717;

  /* Accents */
  --border: #262626;
  --border-light: #404040;

  /* Spacing */
  --container: 1200px;
  --section-padding: 6rem;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-dark);
  overflow-x: hidden;
}

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

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

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

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

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

.nav-cta {
  background: var(--primary);
  color: white !important;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: all 0.3s;
}

.nav-cta:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
}

.mobile-toggle {
  display: block;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--bg-darker);
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}

.mobile-menu.active {
  display: block;
}

.mobile-menu a {
  display: block;
  padding: 1rem 0;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--section-padding) 1.5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center top, rgba(253, 72, 61, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(253, 72, 61, 0.3);
}

/* Sections */
section {
  padding: var(--section-padding) 0;
}

/* Services Section */
.services {
  background: var(--bg-darker);
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-title p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  gap: 2rem;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.3s;
}

.service-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon svg {
  width: 30px;
  height: 30px;
  color: white;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

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

/* Mission Section */
.mission {
  background: var(--bg-dark);
  text-align: center;
}

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

.mission h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.mission p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.8;
}

/* Comparison Section */
.comparison {
  background: var(--bg-darker);
}

.comparison-table {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .comparison-table {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

.comparison-col {
  padding: 2rem;
  border-radius: 1rem;
}

.comparison-col.others {
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.comparison-col.appserv {
  background: linear-gradient(135deg, rgba(253, 72, 61, 0.1), rgba(253, 72, 61, 0.05));
  border: 2px solid var(--primary);
}

.comparison-col h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.comparison-col ul {
  list-style: none;
}

.comparison-col li {
  padding: 0.75rem 0;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.comparison-col li:last-child {
  border-bottom: none;
}

.comparison-col.appserv li {
  color: var(--text-primary);
}

.comparison-col li::before {
  content: '×';
  font-size: 1.25rem;
}

.comparison-col.appserv li::before {
  content: '✓';
  color: var(--primary);
}

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

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 0;
  background: none;
  border: none;
  text-align: left;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color 0.3s;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  transition: transform 0.3s;
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding-bottom: 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

/* CTA Section */
.cta {
  background: var(--bg-darker);
  text-align: center;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  background: linear-gradient(135deg, var(--bg-card), var(--bg-darker));
  border: 1px solid var(--border);
  border-radius: 1.5rem;
}

.cta h2 {
  font-size: clamp(2rem, 5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

/* Footer */
footer {
  background: var(--bg-darker);
  padding: 3rem 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* SVG Icons */
svg {
  display: block;
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}