@import url("https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@500;700&family=Noto+Sans+JP:wght@400;500;700&display=swap");
@import "./tokens.css";

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-paper);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

/* 和紙のような微妙な質感（画像なしでCSSのみ） */
body.textured {
  background-image:
    radial-gradient(circle at 20% 10%, rgba(58, 44, 34, 0.035) 0, transparent 45%),
    radial-gradient(circle at 80% 60%, rgba(58, 44, 34, 0.03) 0, transparent 40%);
  background-color: var(--color-paper);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-ink);
  margin: 0;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input,
select {
  font-family: inherit;
  font-size: var(--fs-base);
}

img {
  max-width: 100%;
  display: block;
}

/* --- 共用: 綴じ糸ライン(信頼マーク的なアクセント) --- */
.stitched-divider {
  height: 1px;
  background-image: repeating-linear-gradient(
    to right,
    var(--color-gold-line) 0,
    var(--color-gold-line) 6px,
    transparent 6px,
    transparent 12px
  );
  opacity: 0.6;
  margin: var(--space-5) 0;
}

/* --- 共用: ボタン --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-weight: 500;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--color-clay);
  color: var(--color-card);
  box-shadow: var(--shadow-card);
}

.btn-primary:hover {
  background: var(--color-clay-deep);
}

.btn-secondary {
  background: var(--color-card);
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-paper-deep);
}

.btn-danger {
  background: var(--color-danger);
  color: var(--color-card);
}

.btn-danger:hover {
  background: var(--color-danger-deep);
}

.btn-icon {
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}

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

/* --- 共用: 空・読込・エラー状態 --- */
.state-message {
  text-align: center;
  color: var(--color-ink-soft);
  padding: var(--space-7) var(--space-4);
  font-size: var(--fs-base);
}

.state-message.error {
  color: var(--color-danger);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* --- Focus visibility --- */
:focus-visible {
  outline: 2px solid var(--color-clay);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}