:root {
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", "Microsoft YaHei", sans-serif;
  color: #1d2b3a;
  background: var(--surface-warm);
  --ink: #1d2b3a;
  --muted: #66727f;
  --primary: #274c77;
  --primary-dark: #1d3b5e;
  --accent: #69a99a;
  --accent-dark: #3d7d70;
  --accent-soft: #e9f3f0;
  --surface: #ffffff;
  --surface-warm: #fbfaf7;
  --border: #dde3e1;
  --danger: #b42318;
  --danger-soft: #fff1f0;
  --shadow: 0 18px 50px rgb(39 76 119 / 8%);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 8% 0%, rgb(105 169 154 / 12%), transparent 28rem),
    radial-gradient(circle at 100% 16%, rgb(39 76 119 / 8%), transparent 30rem),
    var(--surface-warm);
  line-height: 1.65;
}

a {
  color: var(--primary);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--primary-dark);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  color: #fff;
  background: var(--primary);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 36px), 1080px);
  margin: 0 auto;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(3, 6px);
  align-items: end;
  gap: 3px;
  width: 38px;
  height: 38px;
  padding: 8px;
  border-radius: 12px;
  background: var(--primary);
  box-shadow: 0 7px 18px rgb(39 76 119 / 20%);
}

.brand-mark span {
  display: block;
  border-radius: 999px;
  background: #fff;
}

.brand-mark span:nth-child(1) {
  height: 10px;
}

.brand-mark span:nth-child(2) {
  height: 18px;
  background: #b7ddd5;
}

.brand-mark span:nth-child(3) {
  height: 14px;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.98rem;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.brand small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.75rem;
}

.trust-label {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
}

.trust-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.page-shell {
  width: min(calc(100% - 36px), 760px);
  min-height: calc(100vh - 230px);
  margin: 28px auto 64px;
}

.site-footer {
  width: min(calc(100% - 36px), 760px);
  margin: 0 auto;
  padding: 22px 0 36px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.78rem;
  text-align: center;
}

.site-footer p {
  margin: 2px 0;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 6vw, 3.35rem);
}

h2 {
  font-size: clamp(1.2rem, 3vw, 1.55rem);
}

p {
  margin: 0 0 14px;
}

.eyebrow,
.step-label {
  margin: 0 0 8px;
  color: var(--accent-dark);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lead {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(1rem, 2.5vw, 1.12rem);
}

.content-card,
.event-card,
.form-card,
.empty-state,
.question-card,
.match-card,
.result-card {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.content-card,
.form-card,
.result-card {
  padding: clamp(22px, 5vw, 36px);
}

.primary-button,
button,
.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  width: 100%;
  padding: 12px 20px;
  border: 0;
  border-radius: 13px;
  color: #fff;
  background: var(--primary);
  box-shadow: 0 8px 20px rgb(39 76 119 / 18%);
  font: inherit;
  font-weight: 750;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.primary-button:hover,
button:hover,
.primary-link:hover {
  color: #fff;
  background: var(--primary-dark);
  box-shadow: 0 10px 24px rgb(39 76 119 / 24%);
  transform: translateY(-1px);
}

.completion-result-action {
  margin-top: 24px;
}

.secondary-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-size: 0.76rem;
  font-weight: 750;
}

.status-badge::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.status-badge.is-muted {
  color: var(--muted);
  background: #f0f2f3;
}

.status-badge.is-muted::before {
  background: #9aa4ad;
}

.privacy-card,
.notice-card,
.dev-notice {
  margin: 20px 0;
  padding: 16px 18px;
  border-radius: 14px;
}

.privacy-card,
.notice-card {
  border: 1px solid #cfe4de;
  color: #2f6258;
  background: var(--accent-soft);
}

.privacy-card h2,
.notice-card h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.privacy-card p,
.notice-card p,
.dev-notice p {
  margin: 4px 0;
  font-size: 0.9rem;
}

.dev-notice {
  border: 1px solid #f5d99b;
  color: #72510a;
  background: #fff8e7;
}

form p {
  margin: 0 0 20px;
}

.form-field {
  margin: 0 0 20px;
}

.form-field > label:not(.consent-row) {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 750;
}

.region-select-group {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid #cbd4d1;
  border-radius: 11px;
  background: #fff;
  transition:
    border-color 140ms ease,
    box-shadow 140ms ease;
}

.region-select-group select {
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.region-select-group select + select {
  border-left: 1px solid #dfe5e3;
}

.region-select-group:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgb(39 76 119 / 12%);
}

.consent-row {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  cursor: pointer;
}

.field-errors:empty {
  display: none;
}

.phone-helper {
  margin: 7px 0 0;
  color: var(--danger);
  font-size: 0.82rem;
  line-height: 1.5;
}

.field-invalid input:not([type="checkbox"]),
.field-invalid select,
.field-invalid textarea {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgb(180 35 24 / 10%);
}

.field-invalid .region-select-group {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgb(180 35 24 / 10%);
}

.field-invalid .region-select-group select {
  border-color: transparent;
  box-shadow: none;
}

.field-invalid .field-errors {
  margin-top: 7px;
  color: var(--danger);
  font-size: 0.84rem;
}

.field-errors .errorlist {
  margin: 0;
}

form p > label {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 750;
}

input:not([type="radio"]):not([type="checkbox"]),
select,
textarea {
  display: block;
  min-height: 48px;
  width: 100%;
  padding: 11px 13px;
  border: 1px solid #cbd4d1;
  border-radius: 11px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  transition:
    border-color 140ms ease,
    box-shadow 140ms ease;
}

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

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-right: 7px;
  accent-color: var(--primary);
  vertical-align: -3px;
}

form p:has(> input[type="checkbox"]) {
  display: flex;
  gap: 9px;
  align-items: center;
}

form p:has(> input[type="checkbox"]) > label {
  order: 2;
  margin: 0;
  cursor: pointer;
}

form p:has(> input[type="checkbox"]) > input {
  flex: 0 0 18px;
  order: 1;
  margin: 0;
}

input:not([type="radio"]):not([type="checkbox"]):focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 4px rgb(39 76 119 / 12%);
}

.helptext {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.78rem;
}

.errorlist {
  margin: 7px 0;
  padding: 9px 12px;
  border-radius: 9px;
  color: var(--danger);
  background: var(--danger-soft);
  font-size: 0.86rem;
  list-style: none;
}

.progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 18px 0 8px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 650;
}

progress,
.progress-track {
  display: block;
  width: 100%;
  height: 8px;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: #e7ebe9;
}

progress::-webkit-progress-bar {
  border-radius: 999px;
  background: #e7ebe9;
}

progress::-webkit-progress-value {
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

progress::-moz-progress-bar {
  border-radius: 999px;
  background: var(--primary);
}

.privacy-note,
.muted-note {
  color: var(--muted);
  font-size: 0.86rem;
}

.result-code {
  display: inline-block;
  margin: 12px 0 20px;
  padding: 12px 22px;
  border-radius: 16px;
  color: var(--primary);
  background: #edf3fa;
  font-size: clamp(2.2rem, 10vw, 3.8rem);
  font-weight: 850;
  letter-spacing: 0.08em;
  line-height: 1;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(250px, 0.7fr);
  gap: clamp(28px, 7vw, 64px);
  align-items: center;
  margin: 40px 0 70px;
}

.hero h1 {
  max-width: 680px;
}

.journey-card {
  padding: 12px 20px;
  border: 1px solid rgb(255 255 255 / 80%);
  border-radius: 20px;
  background: rgb(255 255 255 / 76%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.journey-card > div {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 15px 0;
}

.journey-card > div + div {
  border-top: 1px solid var(--border);
}

.journey-card > div > span {
  display: grid;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  color: var(--primary);
  background: #edf3fa;
  font-size: 0.72rem;
  font-weight: 800;
}

.journey-card p,
.journey-card strong,
.journey-card small {
  display: block;
  margin: 0;
}

.journey-card strong {
  font-size: 0.9rem;
}

.journey-card small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.76rem;
}

.section-heading,
.event-card-heading,
.card-heading,
.event-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.section-heading {
  margin-bottom: 18px;
}

.section-heading h2,
.event-card-heading h3,
.card-heading h2 {
  margin: 0;
}

.secure-note,
.card-heading > span {
  color: var(--muted);
  font-size: 0.78rem;
  white-space: nowrap;
}

.event-card {
  margin-bottom: 20px;
  overflow: hidden;
}

.event-card-heading {
  padding: 24px 26px 20px;
}

.event-kicker {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.phase-list {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.phase-row {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px 26px;
}

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

.phase-index {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 11px;
  color: var(--primary);
  background: #edf3fa;
  font-weight: 800;
}

.phase-copy strong,
.phase-copy span {
  display: block;
}

.phase-copy strong {
  font-size: 0.92rem;
}

.phase-copy span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.78rem;
}

.phase-action {
  font-size: 0.84rem;
  font-weight: 750;
  white-space: nowrap;
}

.phase-closed {
  color: var(--muted);
  font-size: 0.8rem;
}

.event-card-footer {
  padding: 14px 26px;
  color: var(--muted);
  background: var(--surface-warm);
  font-size: 0.76rem;
}

.qr-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.home-privacy {
  margin-top: 26px;
}

.empty-state {
  padding: 52px 28px;
  text-align: center;
}

.empty-state h2 {
  margin: 10px 0 8px;
}

.empty-state p {
  color: var(--muted);
}

.empty-icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin: 0 auto;
  place-items: center;
  border-radius: 50%;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-size: 1.6rem;
}

.page-intro {
  margin: 34px 0 28px;
}

.compact-intro {
  max-width: 620px;
}

.form-card {
  margin-top: 22px;
}

.form-card .card-heading {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.activity-facts {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 0;
}

.activity-facts div {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.75rem;
}

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

.activity-facts dd {
  margin: 0;
}

.signup-privacy {
  margin: 1.25rem 0;
}

.number-card {
  width: min(100%, 24rem);
  margin: 1.75rem auto;
  padding: 1.5rem;
  border-radius: 1.25rem;
  color: #fff;
  text-align: center;
  box-shadow: 0 18px 45px rgba(20, 35, 55, 0.18);
}

.number-card.is-blue { background: linear-gradient(145deg, #0d5ea6, #143f78); }
.number-card.is-red { background: linear-gradient(145deg, #c63c4d, #8f2335); }

.number-card span,
.number-card strong {
  display: block;
}

.number-card span { font-size: 0.95rem; opacity: 0.9; }
.number-card strong { margin-top: 0.4rem; font-size: clamp(2rem, 8vw, 3.5rem); }

.compact-card {
  max-width: 590px;
}

.compact-card h2 {
  margin: 0 0 24px;
}

.form-footnote {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  text-align: center;
}

.otp-code {
  font-size: 1.15rem;
  letter-spacing: 0.14em;
}

.success-card {
  max-width: 620px;
  margin: 52px auto;
  text-align: center;
}

.success-card .primary-link {
  margin-top: 18px;
}

.success-mark {
  display: grid;
  width: 58px;
  height: 58px;
  margin: 0 auto 20px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--accent);
  box-shadow: 0 10px 22px rgb(105 169 154 / 28%);
  font-size: 1.6rem;
  font-weight: 800;
}

.survey-header {
  margin: 32px 0 30px;
}

.survey-header h1 {
  max-width: 680px;
}

.question-card {
  min-width: 0;
  margin: 0 0 18px;
  padding: clamp(20px, 5vw, 30px);
}

.question-heading {
  display: flex;
  gap: 13px;
  align-items: flex-start;
  width: 100%;
  margin-bottom: 18px;
  padding: 0;
  color: var(--ink);
  font-size: clamp(1rem, 2.5vw, 1.12rem);
  font-weight: 750;
  line-height: 1.55;
}

.question-number {
  display: grid;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  color: var(--primary);
  background: #edf3fa;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.option-list > div > div + div {
  margin-top: 9px;
}

.option-list label {
  display: flex;
  gap: 12px;
  align-items: center;
  min-height: 50px;
  padding: 11px 14px;
  border: 1px solid #d6ddda;
  border-radius: 12px;
  color: #334252;
  background: #fff;
  cursor: pointer;
  transition:
    border-color 140ms ease,
    background 140ms ease,
    transform 140ms ease;
}

.option-list label:hover {
  border-color: #9bb4ae;
  background: #f8fbfa;
  transform: translateY(-1px);
}

.option-list input[type="radio"] {
  display: grid;
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  margin: 0;
  appearance: none;
  place-content: center;
  border: 1.5px solid #9aa7a3;
  border-radius: 50%;
  background: #fff;
}

.option-list input[type="radio"]::before {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  content: "";
  transform: scale(0);
  transition: transform 120ms ease;
}

.option-list input[type="radio"]:checked {
  border-color: var(--primary);
}

.option-list input[type="radio"]:checked::before {
  transform: scale(1);
}

.option-list label:has(input:checked) {
  border-color: var(--primary);
  color: var(--primary-dark);
  background: #f1f5fa;
  box-shadow: 0 0 0 1px var(--primary);
}

.survey-actions {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.survey-buttons {
  display: flex;
  flex: 1;
  gap: 10px;
  justify-content: flex-end;
}

.survey-actions button {
  width: min(100%, 260px);
}

.survey-actions .secondary-button {
  border: 1px solid #c7d2dd;
  color: var(--primary);
  background: #fff;
  box-shadow: none;
}

.survey-actions .secondary-button:hover {
  color: var(--primary-dark);
  background: #edf3fa;
  box-shadow: none;
}

.survey-tip {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.result-hero {
  margin-top: 46px;
  text-align: center;
}

.result-hero .lead {
  margin-right: auto;
  margin-left: auto;
}

.result-hero .result-signup-number {
  margin: 0 auto -0.5rem;
  transform: scale(0.72);
  transform-origin: center top;
}

.result-notice {
  margin-top: 20px;
}

.next-steps {
  display: flex;
  gap: 22px;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding: 20px 4px;
}

.next-steps span,
.next-steps strong {
  display: block;
}

.next-steps div > span {
  color: var(--muted);
  font-size: 0.75rem;
}

.next-steps-panel {
  margin: 22px 0;
  padding: clamp(22px, 5vw, 32px);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
}

.group-member-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.icebreaker-panel {
  margin: 0 0 24px;
  padding: clamp(18px, 4vw, 26px);
  border: 1px solid #b9ddd7;
  border-radius: 18px;
  background: linear-gradient(135deg, #f0faf8, #fffaf1);
  box-shadow: 0 12px 30px rgb(22 125 116 / 8%);
}

.icebreaker-panel h2 {
  margin: 6px 0 10px;
  color: var(--ink);
  font-size: clamp(1.15rem, 3vw, 1.45rem);
}

.icebreaker-panel p {
  margin: 7px 0;
}

.icebreaker-kicker {
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.icebreaker-topic {
  padding: 12px 14px;
  border-radius: 12px;
  color: #17324d;
  background: #ffffff;
}

.group-member-card {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 76px;
  align-items: center;
  justify-content: center;
  padding: 16px 12px;
  border: 2px solid transparent;
  border-radius: 14px;
  color: #172033;
  font-weight: 700;
  text-align: center;
  overflow-wrap: anywhere;
}

.group-member-card--male {
  background: #dbeafe;
}

.group-member-card--female {
  background: #fee2e2;
}

.group-member-card--neutral {
  background: #f1f5f9;
}

.group-member-card--current {
  border-color: #0f766e;
  box-shadow: 0 0 0 2px rgb(15 118 110 / 14%);
}

.group-member-self {
  position: absolute;
  top: 6px;
  right: 7px;
  padding: 2px 6px;
  border-radius: 999px;
  color: #0f766e;
  background: #fff;
  font-size: 0.7rem;
}

.next-step-row {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
}

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

.next-step-row > span {
  display: grid;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-weight: 800;
}

.next-step-row p,
.next-step-row strong,
.next-step-row small {
  display: block;
  margin: 0;
}

.next-step-row small {
  margin-top: 2px;
  color: var(--muted);
}

.result-page-header {
  margin: 36px 0;
}

.group-badge {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  margin-top: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.group-badge span {
  font-size: 0.78rem;
}

.match-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.match-card {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  padding: clamp(20px, 5vw, 28px);
}

.match-rank {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  color: var(--primary);
  background: #edf3fa;
  font-size: 0.82rem;
  font-weight: 850;
}

.match-heading {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}

.match-heading h2 {
  margin: 4px 0;
}

.mutual-badge {
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-size: 0.73rem;
  font-weight: 750;
  white-space: nowrap;
}

.mutual-copy {
  margin: 4px 0 10px;
  color: var(--accent-dark);
  font-size: 0.84rem;
}

.mutual-choice-panel {
  margin: 22px 0 0;
  padding: clamp(22px, 5vw, 32px);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow);
  text-align: center;
}

.mutual-choice-panel h2,
.mutual-choice-panel h3 {
  margin: 4px 0 10px;
}

.mutual-choice-intro,
.mutual-choice-waiting p,
.mutual-choice-result > p {
  color: var(--muted);
}

.mutual-choice-hearts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(38px, 8vw, 62px);
  align-items: flex-start;
  justify-content: center;
  margin: 56px 0 20px;
}

.mutual-choice-option {
  display: grid;
  gap: 10px;
  justify-items: center;
  min-width: 118px;
  color: var(--ink);
  font-weight: 750;
}

.mutual-choice-heart {
  position: relative;
  display: grid;
  width: clamp(68px, 16vw, 88px);
  height: clamp(64px, 15vw, 82px);
  place-items: center;
  color: var(--primary);
  background: #fff;
  filter: drop-shadow(0 10px 15px rgb(39 76 119 / 12%));
  transform: rotate(-45deg);
}

.mutual-choice-heart::before,
.mutual-choice-heart::after {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: inherit;
  content: "";
}

.mutual-choice-heart::before {
  top: -50%;
  left: 0;
}

.mutual-choice-heart::after {
  top: 0;
  left: 50%;
}

.mutual-choice-heart__input,
.mutual-choice-number {
  position: relative;
  z-index: 1;
  width: 112%;
  border: 0;
  appearance: none;
  outline: 0;
  box-shadow: none !important;
  color: var(--primary);
  background: transparent !important;
  font: inherit;
  font-size: clamp(1.45rem, 5vw, 2rem);
  font-weight: 850;
  text-align: center;
  transform: translateY(-10px) rotate(45deg);
}

.mutual-choice-heart .mutual-choice-heart__input {
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  outline: 0 !important;
}

.mutual-choice-number {
  transform: rotate(45deg);
}

.mutual-choice-heart__input::placeholder {
  color: var(--primary);
  font-size: clamp(0.58rem, 2.1vw, 0.82rem);
  font-weight: 750;
  opacity: 0.72;
}

.mutual-choice-heart__input:focus-visible {
  outline: 3px solid rgb(39 76 119 / 38%);
  outline-offset: 6px;
}

.mutual-choice-rank {
  font-size: 0.84rem;
}

.mutual-choice-error {
  margin: 0 0 14px;
  color: #b42318;
  font-weight: 700;
}

.mutual-choice-waiting,
.mutual-choice-result {
  padding: 12px 0 4px;
}

.mutual-choice-heart--pink {
  color: #a93258;
  background: #f9cbd8;
  transform: scale(1.18) rotate(-45deg);
}

.mutual-choice-heart--blue {
  color: #164e8c;
  background: #bcdcf7;
  transform: scale(1.18) rotate(-45deg);
}

.mutual-choice-result .mutual-choice-heart {
  margin: 84px auto 34px;
}

.mutual-choice-target-name {
  margin-bottom: 12px;
  color: var(--ink) !important;
  font-size: 1.2rem;
  font-weight: 800;
}

.mutual-choice-dialog {
  width: min(calc(100% - 32px), 460px);
  border: 0;
  border-radius: 20px;
  box-shadow: 0 24px 56px rgb(23 32 51 / 28%);
}

.mutual-choice-dialog::backdrop {
  background: rgb(23 32 51 / 48%);
}

.mutual-choice-dialog__content {
  padding: clamp(22px, 6vw, 32px);
}

.mutual-choice-review-list {
  margin: 18px 0;
  padding: 0;
  list-style: none;
  text-align: left;
}

.mutual-choice-review-list li {
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
}

.mutual-choice-dialog__tip {
  color: var(--muted);
  font-size: 0.88rem;
}

.mutual-choice-dialog__actions {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 10px;
  margin-top: 20px;
}

.secondary-button {
  color: var(--primary);
  background: #edf3fa;
  box-shadow: none;
}

.secondary-button:hover {
  color: var(--primary-dark);
  background: #dfeaf7;
  box-shadow: none;
}

.reason-list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}

.reason-list li + li {
  margin-top: 5px;
}

.result-meta {
  margin-top: 24px;
  padding: 16px 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}

.result-meta p {
  margin: 3px 0;
}

:focus-visible {
  outline: 3px solid rgb(39 76 119 / 45%);
  outline-offset: 3px;
}

@media (max-width: 900px) {
  .group-member-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .group-member-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .group-member-card {
    min-height: 68px;
    padding: 14px 8px;
  }
}

@media (max-width: 560px) {
  .site-header {
    width: min(calc(100% - 32px), 1080px);
    padding: 16px 0;
  }

  .trust-label {
    font-size: 0;
  }

  .trust-dot {
    width: 9px;
    height: 9px;
  }

  .page-shell {
    width: min(calc(100% - 32px), 760px);
    margin-top: 18px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 24px;
    margin: 28px 0 52px;
  }

  .section-heading {
    align-items: end;
  }

  .secure-note {
    display: none;
  }

  .event-card-heading,
  .card-heading {
    align-items: flex-start;
  }

  .phase-row {
    grid-template-columns: 34px 1fr;
    padding: 17px 18px;
  }

  .phase-action,
  .phase-closed {
    grid-column: 2;
    justify-self: start;
  }

  .event-card-heading,
  .event-card-footer {
    padding-right: 18px;
    padding-left: 18px;
  }

  .event-card-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .survey-actions {
    align-items: stretch;
    flex-direction: column-reverse;
    gap: 10px;
  }

  .survey-actions button {
    width: 100%;
  }

  .survey-buttons {
    width: 100%;
    flex-direction: column-reverse;
  }

  .survey-tip {
    text-align: center;
  }

  .next-steps {
    align-items: flex-start;
    flex-direction: column;
  }

  .match-card {
    grid-template-columns: 38px 1fr;
    gap: 12px;
  }

  .match-rank {
    width: 36px;
    height: 36px;
  }

  .match-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .mutual-choice-dialog__actions {
    grid-template-columns: 1fr;
  }

  .site-footer {
    width: min(calc(100% - 32px), 760px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}