:root {
  --bg: #f6f3ef;
  --card: #ffffff;
  --text: #1d1d1f;
  --muted: #666;
  --border: #ddd5cb;
  --accent: #111;
  --accent-soft: #eee8df;
  --success: #126b35;
  --error: #9d1c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(0,0,0,0.06), transparent 32rem),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
}

.page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
}

.shell {
  width: 100%;
  max-width: 1080px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: start;
}

.intro,
.contact-card {
  background: rgba(255,255,255,0.82);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.08);
  backdrop-filter: blur(8px);
}

.intro {
  padding: 46px;
}

.contact-card {
  padding: 32px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #333;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
}

h1 {
  margin: 0 0 20px;
  font-size: clamp(36px, 6vw, 64px);
  line-height: 0.95;
  letter-spacing: -0.055em;
}

h2 {
  margin: 0 0 14px;
  font-size: 24px;
  letter-spacing: -0.025em;
}

p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 17px;
}

.lead {
  color: var(--text);
  font-size: 21px;
  line-height: 1.45;
}

.details {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 16px;
}

.detail {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: #444;
  font-size: 15px;
}

.dot {
  width: 9px;
  height: 9px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex: 0 0 auto;
}

.notice {
  margin-bottom: 22px;
  padding: 13px 15px;
  border-radius: 12px;
  font-size: 15px;
}

.notice.success {
  color: var(--success);
  background: #e8f5ed;
  border: 1px solid #bfe2cb;
}

.notice.error {
  color: var(--error);
  background: #f8eaea;
  border: 1px solid #e7bcbc;
}

form {
  display: grid;
  gap: 15px;
}

label {
  display: block;
  margin-bottom: 6px;
  color: #333;
  font-size: 14px;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px 14px;
  font: inherit;
  color: var(--text);
  background: #fff;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
textarea:focus {
  border-color: #111;
  box-shadow: 0 0 0 4px rgba(0,0,0,0.08);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.help {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.hidden-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}

button:hover {
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
  opacity: 0.9;
}

.footer {
  margin-top: 24px;
  color: var(--muted);
  font-size: 13px;
}

.footer a {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

@media (max-width: 860px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .intro,
  .contact-card {
    padding: 28px;
  }
}