:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --text: #111827;
  --muted: #526071;
  --line: #d9e0ea;
  --brand: #155eef;
  --brand-dark: #0f3f9c;
  --accent: #17a36b;
  --shadow: 0 18px 50px rgba(17, 24, 39, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  font-size: 1.15rem;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--accent));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  padding: 0 18px;
  cursor: pointer;
}

.button:hover,
button:hover {
  background: var(--brand-dark);
  text-decoration: none;
}

.hero {
  padding: 84px 0 44px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 34px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  border: 1px solid rgba(21, 94, 239, 0.2);
  background: rgba(21, 94, 239, 0.08);
  color: var(--brand-dark);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
  font-size: 0.9rem;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 4.7rem);
  line-height: 1;
  letter-spacing: 0;
  margin: 20px 0;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.12;
  margin: 0 0 14px;
}

h3 {
  margin: 0 0 8px;
}

.intro {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 680px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: clamp(20px, 3vw, 32px);
}

.section {
  padding: 54px 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px;
}

.muted {
  color: var(--muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-group {
  margin-bottom: 14px;
}

label {
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font: inherit;
  padding: 12px 13px;
}

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

.sms-consent {
  border: 1px solid var(--line);
  background: #f8fafc;
  border-radius: 10px;
  padding: 16px;
}

.sms-consent label {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-weight: 600;
  line-height: 1.5;
}

.sms-consent input {
  width: auto;
  margin-top: 4px;
}

.notice {
  border-left: 4px solid var(--accent);
  background: rgba(23, 163, 107, 0.08);
  border-radius: 0 8px 8px 0;
  padding: 16px;
}

.site-footer {
  margin-top: 56px;
  padding: 36px 0;
  background: #111827;
  color: rgba(255, 255, 255, 0.78);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.88);
}

.footer-links {
  display: grid;
  gap: 8px;
}

.subfooter {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  margin-top: 28px;
  padding-top: 18px;
  font-size: 0.9rem;
}

@media (max-width: 820px) {
  .hero-grid,
  .grid-3,
  .footer-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  .nav-links {
    gap: 12px;
  }
}