:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-soft: #fafafa;
  --surface-strong: #f5f5f5;
  --ink: #111111;
  --muted: #6b7280;
  --line: #e5e7eb;
  --accent: #111111;
  --accent-soft: #f3f4f6;
  --warn: #b45309;
  --high: #b91c1c;
  --shadow: 0 18px 40px rgba(17, 17, 17, 0.04);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #ffffff 0%, #fcfcfc 100%);
}

body.modal-open {
  overflow: hidden;
}

.page-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 24px 72px;
}

.topbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 14px;
}

.member-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.topbar-button {
  min-width: 140px;
}

.topup-button {
  background: #f59e0b;
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(245, 158, 11, 0.26);
}

.topup-button:hover {
  background: #ea8a00;
}

.member-code-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hidden {
  display: none !important;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 28px 32px 34px;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.98) 100%);
  box-shadow: var(--shadow);
}

.compact-hero {
  padding-top: 32px;
  padding-bottom: 32px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(17, 17, 17, 0.04), transparent 28%),
    radial-gradient(circle at bottom left, rgba(17, 17, 17, 0.035), transparent 34%);
  pointer-events: none;
}

.hero-art {
  position: absolute;
  inset: 0;
  opacity: 0.92;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.hero-links {
  margin-top: 22px;
}

.link-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.86);
  font-size: 0.92rem;
  font-weight: 600;
}

.mark {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: rgba(17, 17, 17, 0.24);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  backdrop-filter: blur(3px);
  box-shadow: 0 10px 24px rgba(17, 17, 17, 0.03);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 16px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  color: #4b5563;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  font-weight: 600;
}

h1,
h2,
h3,
button {
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.5rem, 4vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 700;
}

.hero-copy {
  max-width: 760px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.75;
}

.mark-a { top: 24px; left: 24px; transform: rotate(-8deg); }
.mark-b { top: 38px; left: 220px; transform: rotate(7deg); }
.mark-c { top: 22px; right: 180px; transform: rotate(-5deg); }
.mark-d { top: 76px; right: 38px; transform: rotate(8deg); }
.mark-e { top: 146px; left: 54px; transform: rotate(6deg); }
.mark-f { top: 160px; left: 292px; transform: rotate(-6deg); }
.mark-g { top: 156px; right: 246px; transform: rotate(5deg); }
.mark-h { top: 198px; right: 62px; transform: rotate(-7deg); }
.mark-i { bottom: 72px; left: 110px; transform: rotate(-5deg); }
.mark-j { bottom: 48px; left: 350px; transform: rotate(6deg); }
.mark-k { bottom: 40px; right: 200px; transform: rotate(-4deg); }
.mark-l { bottom: 88px; right: 44px; transform: rotate(8deg); }

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 400px) 1fr;
  gap: 20px;
  align-items: start;
}

.layout-wide {
  grid-template-columns: 1fr 1fr;
}

.admin-main {
  display: grid;
  gap: 20px;
}

.admin-main-logged-out {
  min-height: calc(100vh - 112px);
  align-items: center;
}

.admin-main-logged-in {
  min-height: auto;
  align-items: start;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.form-panel,
.result-panel,
.member-panel,
.contact-panel {
  padding: 28px;
}

.member-panel,
.contact-panel {
  min-height: 100%;
}

.admin-login-panel {
  width: min(520px, 100%);
  margin: 0 auto;
}

.admin-login-panel-logged-out {
  margin-top: 0;
  margin-bottom: 0;
}

.admin-login-status {
  margin-top: 14px;
  text-align: center;
}

.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-shell.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 17, 17, 0.44);
  backdrop-filter: blur(4px);
}

.modal-panel {
  position: relative;
  z-index: 2;
  width: min(1080px, 100%);
  max-height: min(84vh, 920px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #ffffff;
  box-shadow: 0 30px 80px rgba(17, 17, 17, 0.18);
  padding: 28px;
}

.modal-panel-narrow {
  width: min(560px, 100%);
}

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

.modal-head h2 {
  margin: 0;
  font-size: 1.32rem;
}

.modal-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.icon-button {
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--ink);
  font-size: 1.5rem;
  line-height: 1;
}

.panel-head h2 {
  margin: 0;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
}

.panel-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.95rem;
}

.member-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.member-grid-single {
  grid-template-columns: 1fr;
}

.topup-panel {
  margin-top: 22px;
}

.stack-form,
form,
.manual-check {
  margin-top: 22px;
}

.stack-form {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface-soft);
}

.stack-form h3 {
  margin: 0 0 14px;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.auth-switch {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.switch-button.active {
  background: var(--ink);
  color: #ffffff;
}

label {
  display: block;
  margin-bottom: 16px;
  color: #1f2937;
  font-size: 0.94rem;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  margin-top: 8px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #ffffff;
  color: var(--ink);
  font-size: 0.97rem;
  line-height: 1.5;
  transition: border-color 140ms ease, box-shadow 140ms ease, background-color 140ms ease;
}

textarea {
  min-height: 124px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #9ca3af;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: #c7cdd4;
  box-shadow: 0 0 0 4px rgba(17, 17, 17, 0.05);
}

.actions,
.manual-row,
.member-adjust-form {
  display: flex;
  gap: 12px;
}

.member-search-row {
  margin-top: 22px;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, opacity 140ms ease;
}

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

button:disabled {
  opacity: 0.58;
  cursor: progress;
}

.primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(17, 17, 17, 0.12);
}

.secondary {
  background: var(--accent-soft);
  color: var(--ink);
}

.manual-check {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.manual-check h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.result-grid,
.member-list {
  margin-top: 22px;
  display: grid;
  gap: 14px;
}

.card,
.member-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface-soft);
  padding: 20px;
}

.member-card {
  cursor: pointer;
  transition: border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.member-card-selected {
  border-color: #f59e0b;
  box-shadow: 0 16px 32px rgba(245, 158, 11, 0.14);
}

.card-head,
.member-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.card-head h3,
.member-card h3 {
  margin: 0;
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.member-card p {
  margin: 6px 0 0;
  color: var(--muted);
}

.risk-badge {
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 0.79rem;
  font-weight: 600;
  color: #ffffff;
  white-space: nowrap;
}

.risk-low {
  background: #111111;
}

.risk-medium {
  background: var(--warn);
}

.risk-high {
  background: var(--high);
}

.score-line,
.hint-line {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.94rem;
}

.reason-list,
.match-list {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.6;
  font-size: 0.94rem;
}

.member-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.selected-member-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.selected-member-panel {
  margin-top: 18px;
}

.member-summary.empty,
.empty-block {
  display: block;
  padding: 18px;
  border: 1px dashed var(--line);
  border-radius: 18px;
  background: var(--surface-soft);
  color: var(--muted);
}

.member-stat {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface-soft);
}

.member-stat strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.3;
}

.member-stat span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.qr-shell {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  border: 1px dashed var(--line);
  border-radius: 22px;
  background: var(--surface-soft);
  color: var(--muted);
  overflow: hidden;
}

.qr-shell.empty {
  padding: 18px;
  text-align: center;
}

.qr-image {
  width: min(100%, 260px);
  height: auto;
  object-fit: contain;
  display: block;
}

@media (max-width: 1080px) {
  .layout-wide,
  .layout {
    grid-template-columns: 1fr;
  }

  .member-grid,
  .member-summary {
    grid-template-columns: 1fr;
  }

  .modal-panel {
    padding: 22px;
  }
}

@media (max-width: 900px) {
  .page-shell {
    padding: 32px 16px 44px;
  }

  .hero {
    padding: 24px 20px 28px;
  }

  h1 {
    font-size: 2.35rem;
  }

  .mark {
    font-size: 0.76rem;
    padding: 8px 12px;
  }

  .mark-b,
  .mark-f,
  .mark-j,
  .mark-k {
    display: none;
  }

  .mark-a { top: 18px; left: 12px; }
  .mark-c { top: 18px; right: 18px; }
  .mark-d { top: 82px; right: 22px; }
  .mark-e { top: 132px; left: 18px; }
  .mark-g { top: 164px; right: 110px; }
  .mark-h { top: 212px; right: 18px; }
  .mark-i { bottom: 74px; left: 16px; }
  .mark-l { bottom: 32px; right: 18px; }
}