:root {
  color-scheme: light;
  --bg: #f4f7f5;
  --panel: #ffffff;
  --ink: #17221c;
  --muted: #66746d;
  --line: #d9e1dc;
  --primary: #126b53;
  --primary-dark: #0d4b3a;
  --warn: #7a5314;
  --error: #9b1c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.shell {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 8px 28px rgba(23, 34, 28, 0.06);
}

.intro {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 360px);
  gap: 24px;
  align-items: end;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: clamp(30px, 5vw, 48px);
}

h2 {
  font-size: 20px;
}

.lead {
  max-width: 680px;
  color: var(--muted);
  font-size: 17px;
}

.notice {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
}

.tabs {
  display: flex;
  gap: 10px;
  margin: 20px 0;
}

.tab,
button {
  border: 0;
  border-radius: 6px;
  background: var(--primary);
  color: white;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  min-height: 44px;
  padding: 10px 16px;
}

.tab {
  background: #dfe8e3;
  color: var(--ink);
}

.tab.active,
button:hover {
  background: var(--primary-dark);
  color: white;
}

.view {
  display: none;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 20px;
}

.view.active {
  display: grid;
}

.form {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font: inherit;
  padding: 11px 12px;
}

textarea {
  resize: vertical;
}

.hint,
.result {
  min-height: 24px;
  margin: 0;
  color: var(--muted);
}

.hidden {
  display: none;
}

.session-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-top: 18px;
  padding: 16px;
}

.session-card p {
  color: var(--primary);
  font-weight: 700;
  margin: 0 0 12px;
}

.secondary-button {
  background: #dfe8e3;
  color: var(--ink);
}

.secondary-button:hover {
  background: #cbd8d0;
  color: var(--ink);
}

.result.success {
  color: var(--primary);
  font-weight: 700;
}

.hint.error,
.result.error {
  color: var(--error);
}

.table-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.table-head span {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--warn);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 10px;
}

.table-empty {
  color: var(--muted);
  margin-top: 18px;
}

.complaint-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.complaint {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}

.complaint dl {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 8px 12px;
  margin: 12px 0 0;
}

.complaint dt {
  color: var(--muted);
  font-weight: 700;
}

.complaint dd {
  margin: 0;
}

.section-divider {
  border-top: 1px solid var(--line);
  margin: 24px 0;
}

.contact-form {
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  align-items: end;
}

.contact-form .hint,
.password-form .hint {
  grid-column: 1 / -1;
}

.password-form {
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  align-items: end;
}

.password-field {
  display: grid;
  grid-template-columns: 1fr 44px;
  gap: 8px;
}

.password-toggle {
  min-height: 44px;
  min-width: 44px;
  padding: 0;
}

.contact-list {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-top: 18px;
  overflow: hidden;
}

.contact-row {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1fr;
  gap: 12px;
  padding: 12px 14px;
}

.contact-row + .contact-row {
  border-top: 1px solid var(--line);
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 20px, 1040px);
    padding-top: 16px;
  }

  .intro,
  .view.active {
    grid-template-columns: 1fr;
  }

  .contact-form,
  .password-form,
  .contact-row {
    grid-template-columns: 1fr;
  }

  .panel {
    padding: 18px;
  }
}