@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=Instrument+Serif:ital@0;1&display=swap');

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

:root {
  --bg: #F7F6F3;
  --surface: #FFFFFF;
  --border: #E2E0DA;
  --border-focus: #1A1A1A;
  --text: #1A1A1A;
  --dim: #7A7770;
  --muted: #B0AEA6;
  --accent: #1A1A1A;
  --accent-bg: #F0EFEB;
  --green: #3D8B5E;
  --red: #C44B4B;
  --r: 8px;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 24px 100px;
}

/* ─── Header ─── */
header {
  margin-bottom: 48px;
}

header h1 {
  font-family: 'Instrument Serif', serif;
  font-size: 2.6rem;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

header p {
  color: var(--dim);
  font-size: 0.92rem;
  margin-top: 6px;
}

/* ─── Sections ─── */
section {
  margin-bottom: 44px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border);
}

section:last-of-type {
  border-bottom: none;
}

section h2 {
  font-family: 'Instrument Serif', serif;
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

section h2 span {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--dim);
  background: var(--accent-bg);
  padding: 3px 10px;
  border-radius: 20px;
}

/* ─── Fields ─── */
.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  font-size: 0.84rem;
  font-weight: 500;
  margin-bottom: 5px;
}

.field label em {
  color: var(--red);
  font-style: normal;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ─── Inputs ─── */
input[type="text"],
input[type="email"],
input[type="url"],
input[type="number"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 10px 13px;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(26,26,26,0.05);
}

textarea {
  resize: vertical;
}

select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%237A7770' stroke-width='2.5' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ─── Radios & Checkboxes (chips) ─── */
.radios, .checks {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 7px 14px;
  font-size: 0.84rem;
  font-weight: 400;
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  transition: all 0.15s;
  background: var(--surface);
  user-select: none;
}

.chip:hover {
  border-color: var(--muted);
}

.chip input { display: none; }

.chip:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-bg);
  font-weight: 500;
}

/* ─── Toast ─── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--accent);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 100px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 520px) {
  .wrap { padding: 32px 16px 80px; }
  header h1 { font-size: 2rem; }
  .row { grid-template-columns: 1fr; }
}