:root {
  --ink: #2b2118;
  --muted: #6d5b4b;
  --paper: #f4ece1;
  --card: #fffaf3;
  --line: #e2d3c3;
  --accent: #9c4a2c;
  --accent-dark: #7a351e;
  --ok: #2f5d3a;
  --shadow: 0 18px 50px rgba(62, 38, 22, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Source Sans 3", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #f7d9b8 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #e8cfc0 0%, transparent 50%),
    var(--paper);
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.top {
  max-width: 920px;
  margin: 0 auto;
  padding: 28px 22px 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.brand strong {
  display: block;
  font-family: Fraunces, Georgia, serif;
  font-size: 1.05rem;
}

.brand em {
  font-style: normal;
  color: var(--muted);
  font-size: 0.82rem;
}

.mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #fff8ef;
  font-family: Fraunces, serif;
  font-weight: 650;
}

.ghost-link {
  color: var(--muted);
  font-size: 0.9rem;
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 12px 22px 80px;
}

.hero h1,
.sheet h2,
.done h2,
.admin-wrap h1 {
  font-family: Fraunces, Georgia, serif;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 8px 0 14px;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  max-width: 18ch;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 700;
  margin: 18px 0 0;
}

.lead,
.hint {
  color: var(--muted);
  max-width: 58ch;
  line-height: 1.55;
}

.apartments {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.apt {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  font: inherit;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.apt:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.apt h3 {
  font-family: Fraunces, serif;
  margin: 0;
  font-size: 1.25rem;
}

.sheet,
.done,
.admin-wrap {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 26px 32px;
  margin-top: 18px;
  box-shadow: var(--shadow);
}

.hidden {
  display: none !important;
}

.back,
.text-btn {
  background: none;
  border: 0;
  color: var(--accent);
  font: inherit;
  cursor: pointer;
  padding: 0;
  margin-bottom: 8px;
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 0.92rem;
  font-weight: 600;
}

.opt {
  font-weight: 400;
  color: var(--muted);
}

input {
  font: inherit;
  font-weight: 400;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

input:focus {
  outline: 2px solid #d7b39a;
  border-color: var(--accent);
}

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

.row.three {
  grid-template-columns: 1fr 1fr 0.7fr;
}

.rules-title {
  margin-top: 18px;
}

.rules {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 8px 18px 16px;
  max-height: 340px;
  overflow: auto;
  background: #fffdf8;
}

.rules h3 {
  font-size: 1rem;
  margin: 16px 0 8px;
}

.rules li {
  color: var(--muted);
  margin: 0 0 8px;
  line-height: 1.45;
}

.accept {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-weight: 500;
}

.accept input {
  margin-top: 4px;
}

.pad-wrap {
  background: #fff;
  border: 1px dashed #c9b6a3;
  border-radius: 14px;
  padding: 8px 8px 4px;
}

canvas {
  width: 100%;
  height: 180px;
  display: block;
  touch-action: none;
  cursor: crosshair;
}

.primary,
.secondary {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  border: 0;
  border-radius: 999px;
  padding: 13px 22px;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

.primary {
  background: var(--accent);
  color: #fff8ef;
  margin-top: 8px;
}

.primary:disabled {
  opacity: 0.55;
  cursor: wait;
}

.secondary {
  background: transparent;
  color: var(--accent-dark);
  border: 1px solid var(--line);
  margin-top: 12px;
}

.form-error {
  color: #9b1c1c;
  margin: 0;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  padding-bottom: 40px;
}

.pin-row {
  grid-template-columns: 1fr auto;
  align-items: end;
  max-width: 420px;
}

.file-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.file-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.file-list a {
  color: var(--accent-dark);
  font-weight: 650;
}

@media (max-width: 800px) {
  .apartments,
  .row,
  .row.three,
  .pin-row {
    grid-template-columns: 1fr;
  }
}