:root {
  --color-brand: #4f46e5;
  --color-brand-dark: #3730a3;
  --color-text: #1f2937;
  --color-muted: #6b7280;
  --color-border: #d1d5db;
  --color-bg: #f5f5fb;
  --color-surface: #fff;
  --color-error: #dc2626;
  --color-brand-soft: #eef2ff;
  --color-brand-soft-strong: #e0e7ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", sans-serif;
  line-height: 1.6;
  background: var(--color-bg);
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  width: min(100% - 32px, 960px);
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero,
.card {
  background: var(--color-surface);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.hero {
  padding: 28px 24px;
}

.card {
  margin-top: 24px;
  padding: 28px 24px;
}

.company {
  margin: 0 0 8px;
  color: var(--color-brand);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.2;
}

.lead {
  margin-top: 16px;
  color: var(--color-muted);
}

.steps {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  padding: 0;
  list-style: none;
  flex-wrap: wrap;
}

.steps li {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--color-brand-soft-strong);
  color: var(--color-brand);
  font-size: 14px;
  font-weight: 700;
}

.steps li.is-muted {
  background: #edf2f7;
  color: var(--color-muted);
}

.section-title {
  margin: 0 0 18px;
  font-size: 22px;
}

.grid {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field-label,
label {
  font-weight: 700;
}

.required {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #fee2e2;
  color: #b91c1c;
  font-size: 12px;
  vertical-align: middle;
}

.optional {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #e5e7eb;
  color: #4b5563;
  font-size: 12px;
  vertical-align: middle;
  font-weight: 400;
}

input,
textarea,
select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  font: inherit;
  background: #fff;
}

select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--color-muted) 50%),
    linear-gradient(135deg, var(--color-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 32px;
}

input.is-error,
textarea.is-error,
select.is-error,
.consent input.is-error {
  border-color: var(--color-error);
}

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

.subtext {
  font-size: 14px;
  color: var(--color-muted);
}

.file-selection {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #fff;
}

.file-selection.is-error {
  border-color: var(--color-error);
}

.file-selection-input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.file-selection-trigger {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #f8fafc;
  color: var(--color-text);
  font-weight: 400;
  cursor: pointer;
}

.file-selection.is-error .file-selection-trigger {
  border-color: var(--color-error);
  color: var(--color-error);
}

.file-selection-name {
  flex: 1 1 220px;
  min-width: 0;
  font-size: 14px;
  color: var(--color-text);
  word-break: break-all;
}

.file-selection-clear {
  flex: 0 0 auto;
  width: auto;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  color: var(--color-text);
}

.error-message {
  min-height: 18px;
  color: var(--color-error);
  font-size: 13px;
  line-height: 1.4;
}

.address-box,
.equipment-box,
.visit-box {
  display: grid;
  gap: 16px;
  padding: 20px;
  border-radius: 16px;
  background: var(--color-brand-soft);
}

.address-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.address-row > label {
  padding-top: 14px;
}

.address-input-group {
  display: grid;
  gap: 6px;
}

.product-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px 16px;
  padding: 16px;
  border-radius: 12px;
  background: #fff;
}

.product-input-group {
  display: grid;
  gap: 6px;
}

.product-input-group:nth-child(3) {
  grid-column: 1 / -1;
  max-width: 240px;
}

.product-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.equipment-remove,
.equipment-add {
  width: auto;
  height: 44px;
  padding: 0 18px;
  border-radius: 10px;
}

.equipment-remove {
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-text);
}

.equipment-add {
  background: var(--color-brand-dark);
}

.visit-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px 16px;
  align-items: start;
  padding: 16px;
  border-radius: 12px;
  background: #fff;
}

.visit-row-label {
  padding-top: 14px;
  font-weight: 700;
}

.visit-input-group {
  display: grid;
  gap: 6px;
}

.privacy-box {
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #f8fafc;
  font-size: 14px;
}

.privacy-box p {
  margin: 0 0 8px;
}

.privacy-box p:last-child {
  margin-bottom: 0;
}

.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 400;
}

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

.actions,
.confirm-actions {
  margin-top: 24px;
}

.confirm-actions {
  display: grid;
  gap: 12px;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 16px 20px;
  border: 0;
  border-radius: 999px;
  background: var(--color-brand);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.button-secondary {
  background: #fff;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.form-error-summary {
  display: none;
  margin-top: 12px;
  color: var(--color-error);
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.form-error-summary.is-visible {
  display: block;
}

.confirm-list {
  display: grid;
  gap: 14px;
}

.confirm-item {
  padding: 16px 18px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: #fff;
}

.confirm-item dt {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-muted);
}

.confirm-item dd {
  margin: 0;
  white-space: pre-wrap;
}

.confirm-product-list,
.confirm-visit-list {
  display: grid;
  gap: 8px;
}

.confirm-product-row,
.confirm-visit-row {
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--color-brand-soft);
}

.complete-card {
  text-align: center;
}

@media (max-width: 720px) {
  .page {
    width: min(100% - 24px, 960px);
    padding-top: 24px;
  }

  .hero,
  .card {
    padding: 22px 18px;
    border-radius: 16px;
  }

  .address-row,
  .visit-row,
  .product-row,
  .confirm-actions {
    grid-template-columns: 1fr;
  }

  .product-input-group:nth-child(3) {
    max-width: none;
  }

  .product-actions {
    justify-content: stretch;
  }

  .equipment-remove,
  .equipment-add {
    width: 100%;
  }

  .visit-row-label,
  .address-row > label {
    padding-top: 0;
  }
}