:root {
  --bg: #faf6ef;
  --ink: #2c2417;
  --muted: #7a6a52;
  --surface: rgba(255, 252, 245, 0.88);
  --border: rgba(44, 36, 23, 0.13);
  --accent: #5c4a2a;
  --accent-2: #8a6c3e;
  --error: #b00020;
  --shadow: 0 18px 40px rgba(44, 36, 23, 0.10);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  background: linear-gradient(160deg, #faf6ef 0%, #f2ead8 55%, #e8dfc8 100%);
  font-family: "Noto Sans JP", sans-serif;
}

body {
  position: relative;
  overflow-x: hidden;
}



.app-shell {
  position: relative;
  z-index: 1;
  width: min(980px, 92vw);
  margin: 24px auto 40px;
  display: grid;
  gap: 18px;
  animation: rise 420ms ease-out;
}

.hero {
  padding: 8px 2px;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  font-family: "Space Grotesk", sans-serif;
}

h1,
h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
}

h1 {
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.1rem, 2.1vw, 1.4rem);
  margin-bottom: 8px;
}

.subtitle {
  margin-top: 10px;
  max-width: 72ch;
  color: var(--muted);
}

.privacy-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  font-size: 0.78rem;
  color: var(--muted);
  padding: 14px 16px 28px;
  opacity: 0.7;
}

.card {
  background: var(--surface);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.auth-card {
  display: grid;
  gap: 12px;
}

.auth-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 10px 14px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 120ms ease, opacity 120ms ease;
}

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: #b45309;
  color: #fff;
}

.btn-ghost {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--ink);
}

.label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}

.text-input,
.text-input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
}

.textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  font: inherit;
  resize: vertical;
  background: #fff;
}

.actions-row {
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.loading-text,
.status,
.muted {
  color: var(--muted);
}

.error {
  min-height: 1.2em;
  color: var(--error);
  margin-top: 10px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
  padding: 10px 8px;
}

th {
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.9rem;
}

.placeholder {
  color: var(--muted);
}

.reading-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.reading-label {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  min-width: 70px;
  flex-shrink: 0;
}

.reading-text {
  font-size: 1.05rem;
  line-height: 1.7;
  word-break: break-word;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-box {
  background: #fff;
  border-radius: 18px;
  padding: 28px 24px 24px;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 24px 60px rgba(0,0,0,0.22);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  color: var(--muted);
  padding: 0 4px;
}

.modal-close:hover { color: var(--ink); }

.modal-box h2 {
  margin-bottom: 14px;
}

.help-steps {
  padding-left: 20px;
  margin: 14px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.help-steps li {
  line-height: 1.6;
}

.help-steps code {
  background: #f3f3f3;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

.help-note {
  background: rgba(20,83,45,0.06);
  border: 1px solid rgba(20,83,45,0.18);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 0.88rem;
  line-height: 1.6;
  margin-top: 14px;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 700px) {
  .app-shell {
    width: min(980px, 94vw);
    margin-top: 16px;
  }

  .card {
    padding: 14px;
    border-radius: 14px;
  }

  th,
  td {
    font-size: 0.92rem;
  }
}