:root {
  --bg: #0b1020;
  --bg-soft: #11182d;
  --card: rgba(255, 255, 255, 0.06);
  --card-strong: rgba(255, 255, 255, 0.1);
  --text: #f5f7ff;
  --muted: #c2cae1;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #70a5ff;
  --accent-2: #8a7dff;
  --success: #9be7b1;
  --shadow: 0 20px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

.ai-box {
  max-width: 900px;
  margin: 40px auto;
  padding: 24px;
  border: 1px solid #ddd;
  border-radius: 12px;
  background: #fff;
}

.ai-box h2 {
  margin-bottom: 20px;
}

.ai-box label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.ai-box textarea {
  width: 100%;
  min-height: 180px;
  padding: 12px;
  font-size: 16px;
  border: 1px solid #bbb;
  border-radius: 8px;
  resize: vertical;
  box-sizing: border-box;
  margin-bottom: 16px;
}

.ai-box button {
  padding: 12px 20px;
  font-size: 16px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 20px;
}

.response-box {
  min-height: 180px;
  white-space: pre-wrap;
  padding: 12px;
  border: 1px solid #bbb;
  border-radius: 8px;
  background: #f8f8f8;
  color: black;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(112, 165, 255, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(138, 125, 255, 0.15), transparent 25%),
    linear-gradient(180deg, #08101f 0%, #0b1020 40%, #0d1324 100%);
  line-height: 1.6;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(8, 16, 31, 0.7);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 1rem;
}

.logo,
.nav a {
  color: var(--text);
  text-decoration: none;
}

.logo {
  font-weight: 800;
  letter-spacing: 0.02em;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

nav a:not(.btn) {
  color: var(--muted);
}

.hero {
  padding: 5rem 0 3rem;
}

.hero-grid,
.about-grid,
.contact-grid,
.cta-box,
.footer-row,
.brands-row {
  display: grid;
  gap: 2rem;
}

.hero-grid,
.contact-grid {
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.85rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  background: rgba(255, 255, 255, 0.04);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 1.05;
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-text,
.section-heading p,
#about p,
#contact p,
.service-card p,
.mini-card p,
.quote-card,
.stat-label,
.footer-row p,
.brands-row span,
.form-message {
  color: var(--muted);
}

.hero-actions,
.hero-points {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-actions {
  margin: 1.6rem 0 1rem;
}

.hero-points {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.hero-points li {
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 0.9rem 1.2rem;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 0.18s ease, opacity 0.18s ease, border-color 0.18s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
  opacity: 0.98;
}

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow);
}

.btn-secondary,
.btn-outline {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--line);
}

.btn-sm {
  padding: 0.65rem 1rem;
}

.btn-full {
  width: 100%;
}

.hero-card,
.service-card,
.quote-card,
.contact-form,
.cta-box,
.stat-card,
.mini-card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.1rem;
}

.stat-card {
  padding: 1.2rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(112, 165, 255, 0.15), rgba(138, 125, 255, 0.12));
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0;
}

.feature-stack {
  display: grid;
  gap: 1rem;
}

.mini-card,
.service-card,
.quote-card {
  padding: 1.2rem;
}

.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2rem;
}

.cards-grid,
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.about-grid,
.cta-box,
.footer-row {
  grid-template-columns: 1fr 1fr;
  align-items: center;
}

.cta-section {
  padding: 0 0 4.5rem;
}

.cta-box {
  padding: 1.8rem;
}

.contact-form {
  padding: 1.2rem;
}

.contact-form label {
  display: block;
  margin-bottom: 1rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  margin-top: 0.45rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.95rem 1rem;
  font: inherit;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #98a1bb;
}

.form-message {
  margin: 1rem 0 0;
  min-height: 1.4rem;
}

.form-message.success {
  color: var(--success);
}

.site-footer {
  padding: 1.5rem 0 2rem;
}

.footer-row {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .contact-grid,
  .about-grid,
  .cta-box,
  .footer-row,
  .cards-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  nav {
    display: none;
  }

  .hero {
    padding-top: 3rem;
  }
}