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

:root {
  --clr-primary: #0d6efd;
  --clr-primary-dark: #0a58ca;
  --clr-accent: #6610f2;
  --clr-accent-dark: #5506d4;
  --clr-bg: #0f1117;
  --clr-bg-card: #1a1d29;
  --clr-bg-elevated: #222639;
  --clr-text: #e4e6eb;
  --clr-text-muted: #9ca3af;
  --clr-border: #374151;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
  --shadow-lg: 0 10px 15px -2px rgb(0 0 0 / 0.3), 0 4px 6px -2px rgb(0 0 0 / 0.3);
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-sm {
  padding: 60px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 48px;
}

.section-title h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: 12px;
}

.section-title p {
  color: var(--clr-text-muted);
  font-size: 1.125rem;
  max-width: 700px;
  margin: 0 auto;
}

/* ===== Header / Nav ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.nav-brand img {
  height: 42px;
  width: auto;
}

.nav-brand span {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 10px 20px;
  border-radius: 8px;
  color: var(--clr-text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
}

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

.nav-links a.active {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #fff;
  font-weight: 600;
}

.nav-cta {
  margin-left: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  padding: 12px 28px;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #fff;
}

.btn-primary:hover {
  transform: translateY(-1px);
  opacity: 0.9;
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: var(--clr-primary);
  color: #fff;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.875rem;
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 80px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-text h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-text h1 .gradient-text {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.25rem;
  color: var(--clr-text-muted);
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-image {
  justify-self: end;
  position: relative;
}

.hero-image img {
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  width: 100%;
}

.hero-image::before {
  content: "";
  position: absolute;
  top: -20px;
  right: -20px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--clr-primary) 0%, transparent 70%);
  z-index: -1;
  opacity: 0.3;
}

/* ===== Logo strip ===== */
.logo-strip {
  text-align: center;
  padding: 32px 0;
}

.logo-strip img {
  height: 60px;
  width: auto;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

/* ===== Features ===== */
.features {
  padding: 80px 0;
}

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

.feature-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

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

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 28px;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--clr-text);
}

.feature-card p {
  color: var(--clr-text-muted);
}

/* ===== Pricing ===== */
.pricing {
  background: var(--clr-bg-card);
  padding: 80px 0;
}

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

.price-card {
  background: var(--clr-bg);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.price-card.popular {
  border-color: var(--clr-primary);
}

.price-card.popular::before {
  content: "Most Popular";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 0 0 8px 8px;
}

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

.price-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.price-card .price {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 24px 0;
}

.price-card .price .currency {
  font-size: 1.25rem;
  color: var(--clr-text-muted);
}

.price-card ul {
  text-align: left;
  margin: 24px 0;
}

.price-card li {
  padding: 10px 0;
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.price-card li:last-child {
  border-bottom: none;
}

.price-card li::before {
  content: "✓";
  color: var(--clr-primary);
  font-weight: 700;
}

/* ===== Testimonials ===== */
.testimonials {
  padding: 80px 0;
}

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

.testimonial-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}

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

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.testimonial-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--clr-primary);
}

.testimonial-author {
  flex: 1;
}

.testimonial-author h4 {
  font-weight: 600;
}

.testimonial-author p {
  color: var(--clr-text-muted);
  font-size: 0.875rem;
}

.testimonial-rating {
  color: #fbbf24;
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial-card p {
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h2 {
  font-size: 1.75rem;
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.contact-item .icon {
  font-size: 24px;
  color: var(--clr-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item p {
  color: var(--clr-text-muted);
  line-height: 1.6;
}

.contact-form .form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: 8px;
  color: var(--clr-text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--clr-text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
}

.form-group textarea {
  min-height: 140px;
}

.captcha-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.captcha-row img {
  border-radius: 8px;
  border: 1px solid var(--clr-border);
}

.captcha-row input {
  flex: 1;
  min-width: 120px;
}

.error-msg {
  background: rgba(220, 53, 69, 0.15);
  color: #f8d7da;
  border: 1px solid rgba(220, 53, 69, 0.3);
  border-radius: 8px;
  padding: 12px 16px;
  margin: 8px 0;
  font-size: 0.9rem;
}

/* ===== Footer ===== */
.footer {
  background: rgba(26, 29, 41, 0.8);
  border-top: 1px solid var(--clr-border);
  padding: 48px 0 24px;
  margin-top: 40px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

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

.footer-text .accent {
  color: var(--clr-text);
  font-weight: 600;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  color: var(--clr-text);
  font-size: 16px;
}

.social-links a:hover {
  background: var(--clr-primary);
  color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .hero-image {
    justify-self: center;
  }

  .hero-image::before {
    display: none;
  }

  .hero-text h1 {
    font-size: 2.25rem;
  }

  .hero-text {
    text-align: center;
  }

  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .nav-container {
    flex-wrap: wrap;
    gap: 12px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .section {
    padding: 60px 0;
  }

  .section-title h2 {
    font-size: 1.75rem;
  }

  .price-card.popular::before {
    position: static;
    transform: none;
    margin-bottom: 12px;
    display: inline-block;
  }

  .price-card .price {
    font-size: 2rem;
  }
}

/* ===== Utility ===== */
.text-center { text-align: center; }
.mt-sm { margin-top: 1rem; }
.mt-md { margin-top: 2rem; }
.mb-sm { margin-bottom: 1rem; }
.mb-md { margin-bottom: 2rem; }