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

:root {
  --bg: #ffffff;
  --surface: #f7f8fc;
  --text: #171b2d;
  --muted: #687083;
  --primary: #635bff;
  --primary-dark: #4f46d9;
  --border: #e6e8f0;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--bg);
}

body.no-scroll {
  overflow: hidden;
}

.site-header {
  width: 100%;
  padding: 18px 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--border);
}

.logo {
  color: var(--text);
  text-decoration: none;
  font-size: 20px;
  font-weight: 800;
}

.contact-btn,
.main-btn,
.send-btn {
  border: 0;
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  transition: .25s ease;
}

.contact-btn {
  background: var(--primary);
  color: #fff;
  padding: 11px 22px;
  border-radius: 8px;
}

.contact-btn:hover,
.main-btn:hover,
.send-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.hero {
  min-height: calc(100vh - 73px);
  display: grid;
  place-items: center;
  padding: 40px 20px;
  background:
    radial-gradient(circle at top right, rgba(99,91,255,.12), transparent 35%),
    var(--surface);
  text-align: center;
}

.hero-content {
  max-width: 720px;
}

.badge,
.small-label {
  display: inline-block;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
}

.hero h1 {
  margin: 18px 0 15px;
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.05;
  letter-spacing: -3px;
}

.hero p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
  margin-bottom: 30px;
}

.main-btn {
  background: var(--primary);
  color: #fff;
  padding: 14px 28px;
  border-radius: 9px;
  font-size: 15px;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(10, 12, 25, .62);
  backdrop-filter: blur(7px);
  opacity: 0;
  visibility: hidden;
  transition: .25s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  position: relative;
  width: min(100%, 540px);
  max-height: 92vh;
  overflow-y: auto;
  background: #fff;
  border-radius: 18px;
  padding: 34px;
  box-shadow: 0 25px 80px rgba(0,0,0,.25);
  transform: translateY(20px) scale(.98);
  transition: .25s ease;
}

.modal.active .modal-box {
  transform: translateY(0) scale(1);
}

.close-btn {
  position: absolute;
  top: 15px;
  right: 18px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: #f1f2f6;
  color: #444;
  font-size: 25px;
  cursor: pointer;
}

.modal-head {
  padding-right: 35px;
  margin-bottom: 25px;
}

.modal-head h2 {
  margin: 7px 0 8px;
  font-size: 32px;
  letter-spacing: -1px;
}

.modal-head p {
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}

form label {
  display: block;
  margin: 15px 0 7px;
  font-size: 13px;
  font-weight: 700;
}

form input,
form textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #fafbfe;
  color: var(--text);
  border-radius: 9px;
  padding: 13px 14px;
  font: inherit;
  font-size: 14px;
  outline: none;
  transition: .2s ease;
}

form textarea {
  resize: vertical;
  min-height: 120px;
}

form input:focus,
form textarea:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(99,91,255,.10);
}

.send-btn {
  width: 100%;
  margin-top: 22px;
  padding: 14px 20px;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
}

.send-btn span {
  margin-left: 7px;
  font-size: 18px;
}

.privacy-note {
  margin-top: 14px;
  color: #8a90a0;
  font-size: 11px;
  text-align: center;
}

@media (max-width: 600px) {
  .site-header {
    padding: 15px 20px;
  }

  .logo {
    font-size: 16px;
  }

  .contact-btn {
    padding: 9px 16px;
  }

  .hero {
    min-height: calc(100vh - 65px);
  }

  .hero h1 {
    letter-spacing: -2px;
  }

  .hero p {
    font-size: 15px;
  }

  .modal-box {
    padding: 27px 20px;
    border-radius: 15px;
  }
}