/* =============================================================================
   Kitchen Note - Stylesheet
   コンセプト: クラフト紙のような温色 + 和の上品さ + モダンなシンプルさ
   ============================================================================= */

:root {
  /* カラーパレット — 温かみのある和テイスト */
  --kn-bg:        #faf6ef;   /* 生成り */
  --kn-paper:     #ffffff;
  --kn-ink:       #2a2520;   /* 墨に近い深い茶 */
  --kn-ink-soft:  #5b524a;
  --kn-mute:      #9c8f80;
  --kn-line:      #e8e0d3;
  --kn-accent:    #c4452d;   /* 朱 (アクセント) */
  --kn-accent-deep:#9e3422;
  --kn-leaf:      #6a7a4c;   /* 抹茶緑 */
  --kn-warm:      #d9a441;   /* 黄金 */
  --kn-warm-bg:   #f4ead7;   /* タグ背景 */

  /* タイポグラフィ */
  --kn-mincho:    'Shippori Mincho', 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --kn-gothic:    'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;
  --kn-hand:      'Caveat', cursive;

  --kn-radius:    12px;
}

/* ----- Base ----- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--kn-gothic);
  color: var(--kn-ink);
  background-color: var(--kn-bg);
  background-image:
    radial-gradient(circle at 20% 30%, rgba(196,69,45,.04) 0, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(106,122,76,.04) 0, transparent 40%);
  font-feature-settings: "palt";
  letter-spacing: .02em;
  line-height: 1.7;
  min-height: 100vh;
  display: flex; flex-direction: column;
}
a { color: var(--kn-ink); text-decoration: none; transition: color .2s; }
a:hover { color: var(--kn-accent); }
h1,h2,h3,h4,h5 { font-family: var(--kn-mincho); font-weight: 700; letter-spacing: .04em; }

/* ----- Navbar (旧・互換用) ----- */
.kn-nav {
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--kn-line);
  position: sticky; top: 0; z-index: 1000;
  padding: .9rem 0;
}
.kn-logo { display: flex; align-items: center; gap: .55rem; font-weight: 700; font-size: 1.15rem; }
.kn-logo-text { font-family: var(--kn-mincho); }
.kn-nav-links {
  display: flex; align-items: center; gap: 1.5rem;
  list-style: none; margin: 0; padding: 0;
}
.kn-nav-links a { font-size: .95rem; }
.kn-cta {
  background: var(--kn-ink); color: #fff !important;
  padding: .5rem 1.1rem; border-radius: 999px;
  font-size: .9rem !important;
  transition: transform .15s, background .15s;
}
.kn-cta:hover { background: var(--kn-accent); transform: translateY(-1px); }
.kn-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  object-fit: cover; vertical-align: middle;
  border: 2px solid var(--kn-line);
}
.kn-avatar-default {
  display: inline-grid; place-items: center;
  background: var(--kn-warm-bg); color: var(--kn-ink);
  font-family: var(--kn-mincho); font-weight: 700;
}
.kn-user { display: flex; align-items: center; gap: .5rem; }

@media (max-width: 767.98px) {
  .navbar-collapse { width: 100%; }
  .kn-nav-links {
    flex-direction: column; align-items: flex-start;
    gap: .5rem; padding: 1rem 0;
  }
}

/* ----- Main ----- */
.kn-main { flex: 1; padding: 2.5rem 0 4rem; }

/* ----- Hero (top page) ----- */
.kn-hero {
  position: relative;
  padding: 3rem 0 4rem;
  text-align: center;
}
.kn-hero h1 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  margin-bottom: 1rem;
  line-height: 1.4;
}
.kn-hero h1 .kn-stamp {
  display: inline-block;
  position: relative;
  color: var(--kn-accent);
}
.kn-hero h1 .kn-stamp::after {
  content: '';
  position: absolute; left: -8%; right: -8%; bottom: -4px; height: 8px;
  background: var(--kn-warm);
  opacity: .35;
  z-index: -1;
  border-radius: 4px;
  transform: rotate(-1deg);
}
.kn-hero p { color: var(--kn-ink-soft); font-size: 1.05rem; max-width: 560px; margin: 0 auto 1.8rem; }
.kn-hero .kn-hand {
  font-family: var(--kn-hand);
  color: var(--kn-leaf);
  font-size: 1.3rem;
  display: inline-block;
  transform: rotate(-3deg);
  margin-bottom: .5rem;
}

/* ----- Section heading ----- */
.kn-section-h {
  display: flex; align-items: center; gap: .8rem;
  margin: 2.5rem 0 1.3rem;
}
.kn-section-h h2 {
  margin: 0; font-size: 1.4rem; font-weight: 700;
  position: relative; padding-left: 1rem;
}
.kn-section-h h2::before {
  content: ''; position: absolute; left: 0; top: .35em;
  width: 4px; height: .8em; background: var(--kn-accent);
  border-radius: 2px;
}
.kn-section-h .kn-sub {
  font-family: var(--kn-hand); color: var(--kn-mute);
  font-size: 1.15rem;
}

/* ----- Card (recipe) ----- */
.kn-card {
  background: var(--kn-paper);
  border-radius: var(--kn-radius);
  border: 1px solid var(--kn-line);
  overflow: hidden;
  transition: transform .2s, box-shadow .2s;
  height: 100%;
  display: flex; flex-direction: column;
}
.kn-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px -12px rgba(42,37,32,.18);
}
.kn-card-img {
  aspect-ratio: 4 / 3;
  background: var(--kn-warm-bg) center/cover no-repeat;
  position: relative;
}
.kn-card-img.placeholder::before {
  content: '🍚';
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-size: 3rem; opacity: .35;
}
.kn-card-body { padding: 1rem 1.1rem 1.2rem; flex: 1; display:flex; flex-direction:column; }
.kn-card-title {
  font-family: var(--kn-mincho); font-size: 1.05rem;
  margin: 0 0 .4rem; color: var(--kn-ink);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.8em;
}
.kn-card-meta { font-size: .8rem; color: var(--kn-mute); display: flex; gap: .9rem; margin-top: auto; }
.kn-card-meta span { display: inline-flex; align-items: center; gap: .25rem; }
.kn-card-author {
  display: flex; align-items: center; gap: .4rem;
  font-size: .82rem; color: var(--kn-ink-soft);
  margin-top: .5rem; padding-top: .5rem;
  border-top: 1px dashed var(--kn-line);
}
.kn-badge-match {
  position: absolute; top: 10px; left: 10px;
  background: var(--kn-leaf); color: #fff;
  font-size: .72rem; font-weight: 700;
  padding: .2rem .55rem; border-radius: 999px;
  letter-spacing: .05em;
}

/* ----- Tag ----- */
.kn-tag {
  display: inline-block;
  background: var(--kn-warm-bg); color: var(--kn-ink-soft);
  padding: .2rem .65rem; border-radius: 4px;
  font-size: .78rem; margin: 0 .25rem .25rem 0;
}

/* ----- Form ----- */
.kn-form-card {
  background: var(--kn-paper);
  border-radius: var(--kn-radius);
  border: 1px solid var(--kn-line);
  padding: clamp(1.25rem, 4vw, 2.5rem);
}
.kn-label {
  display: block; font-weight: 700; font-size: .9rem;
  color: var(--kn-ink); margin-bottom: .4rem;
  font-family: var(--kn-mincho); letter-spacing: .05em;
}
.kn-label .kn-required { color: var(--kn-accent); margin-left: .3rem; font-size: .8rem; }
.form-control, .form-select {
  border: 1px solid var(--kn-line);
  background: #fffdf9;
  border-radius: 8px;
  padding: .65rem .85rem;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.form-control:focus, .form-select:focus {
  border-color: var(--kn-accent);
  box-shadow: 0 0 0 3px rgba(196,69,45,.12);
}
textarea.form-control { min-height: 110px; }

/* ----- Button ----- */
.kn-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .4rem;
  padding: .7rem 1.5rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: .95rem;
  border: 0;
  transition: transform .15s, background .15s, box-shadow .15s;
  cursor: pointer;
  font-family: inherit;
}
.kn-btn-primary {
  background: var(--kn-accent); color: #fff;
  box-shadow: 0 3px 0 var(--kn-accent-deep);
}
.kn-btn-primary:hover { background: var(--kn-accent-deep); color: #fff; transform: translateY(-1px); }
.kn-btn-primary:active { transform: translateY(1px); box-shadow: 0 1px 0 var(--kn-accent-deep); }
.kn-btn-ghost {
  background: transparent; color: var(--kn-ink); border: 1px solid var(--kn-line);
}
.kn-btn-ghost:hover { background: var(--kn-warm-bg); }
.kn-btn-leaf { background: var(--kn-leaf); color: #fff; }
.kn-btn-leaf:hover { background: #556139; color: #fff; }

/* ----- Auth pages ----- */
.kn-auth-wrap {
  max-width: 460px; margin: 1.5rem auto;
  padding: 2.2rem 2rem;
  background: var(--kn-paper);
  border-radius: var(--kn-radius);
  border: 1px solid var(--kn-line);
  box-shadow: 0 30px 60px -40px rgba(42,37,32,.25);
}
.kn-auth-wrap h1 {
  font-size: 1.6rem; text-align: center; margin-bottom: .3rem;
}
.kn-auth-wrap .kn-sub-line {
  text-align: center; color: var(--kn-mute); font-size: .9rem; margin-bottom: 1.8rem;
}
.kn-divider {
  text-align: center; position: relative; margin: 1.5rem 0;
  color: var(--kn-mute); font-size: .82rem;
}
.kn-divider::before, .kn-divider::after {
  content: ''; position: absolute; top: 50%;
  width: calc(50% - 2.2rem); height: 1px; background: var(--kn-line);
}
.kn-divider::before { left: 0; }
.kn-divider::after { right: 0; }

.kn-social-btn {
  display: flex; align-items: center; justify-content: center;
  gap: .55rem; width: 100%;
  padding: .7rem 1rem; border-radius: 8px;
  font-weight: 700; font-size: .92rem;
  margin-bottom: .6rem;
  transition: transform .15s, box-shadow .15s;
  border: 1px solid var(--kn-line);
  background: #fff; color: var(--kn-ink);
}
.kn-social-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 14px -8px rgba(0,0,0,.18); color: var(--kn-ink); }
.kn-social-btn .bi { font-size: 1.2rem; }
.kn-social-google .bi { color: #ea4335; }
.kn-social-line { background: #06c755; color: #fff; border-color: #06c755; }
.kn-social-line:hover { background: #05a848; color: #fff; }
.kn-social-twitter { background: #000; color: #fff; border-color: #000; }
.kn-social-twitter:hover { color: #fff; }

/* ----- Recipe detail ----- */
.kn-recipe-hero {
  border-radius: var(--kn-radius);
  overflow: hidden;
  background: var(--kn-warm-bg) center/cover no-repeat;
  aspect-ratio: 16 / 9;
  margin-bottom: 1.5rem;
  position: relative;
}
.kn-recipe-hero.placeholder::before {
  content: '🍚'; position: absolute; inset: 0;
  display: grid; place-items: center; font-size: 6rem; opacity: .35;
}
.kn-recipe-meta {
  display: flex; flex-wrap: wrap; gap: 1.5rem;
  padding: 1rem 0; border-top: 1px solid var(--kn-line); border-bottom: 1px solid var(--kn-line);
  margin-bottom: 1.5rem; font-size: .9rem; color: var(--kn-ink-soft);
}
.kn-ingredients-list {
  list-style: none; padding: 0; margin: 0;
}
.kn-ingredients-list li {
  display: flex; justify-content: space-between;
  padding: .7rem 0; border-bottom: 1px dotted var(--kn-line);
}
.kn-step {
  display: flex; gap: 1rem; padding: 1rem 0;
  border-bottom: 1px solid var(--kn-line);
}
.kn-step-no {
  flex: 0 0 36px; height: 36px;
  background: var(--kn-ink); color: #fff;
  border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--kn-mincho); font-weight: 700;
}
.kn-step:last-child { border-bottom: 0; }

/* ----- Fridge ----- */
.kn-fridge-item {
  display: flex; align-items: center; gap: 1rem;
  padding: .9rem 1rem;
  background: var(--kn-paper);
  border: 1px solid var(--kn-line);
  border-radius: 10px;
  margin-bottom: .6rem;
  transition: background .15s;
}
.kn-fridge-item:hover { background: #fffdf6; }
.kn-fridge-thumb {
  flex: 0 0 56px; height: 56px;
  background: var(--kn-warm-bg) center/cover no-repeat;
  border-radius: 8px;
  display: grid; place-items: center;
  font-size: 1.5rem;
}
.kn-fridge-name { font-weight: 700; margin: 0; }
.kn-fridge-meta { font-size: .82rem; color: var(--kn-mute); }
.kn-expires-soon { color: var(--kn-accent); font-weight: 700; }

/* ----- Scanner ----- */
#kn-scanner {
  position: relative;
  width: 100%; max-width: 480px;
  aspect-ratio: 4/3;
  margin: 0 auto;
  background: #000; border-radius: 12px;
  overflow: hidden;
}
#kn-scanner video { width: 100%; height: 100%; object-fit: cover; }
#kn-scanner canvas { position: absolute; inset: 0; }
.kn-scan-overlay {
  position: absolute; inset: 0;
  pointer-events: none;
  display: flex; align-items: center; justify-content: center;
}
.kn-scan-line {
  width: 70%; height: 2px;
  background: var(--kn-accent);
  box-shadow: 0 0 10px var(--kn-accent);
  animation: scan 1.6s ease-in-out infinite alternate;
}
@keyframes scan {
  from { transform: translateY(-25%); }
  to   { transform: translateY( 25%); }
}

/* ----- Empty state ----- */
.kn-empty {
  text-align: center; padding: 3rem 1rem;
  color: var(--kn-mute);
}
.kn-empty .kn-empty-icon { font-size: 3rem; opacity: .4; margin-bottom: .5rem; }

/* ----- Alert ----- */
.kn-alert {
  padding: .85rem 1.1rem;
  border-radius: 8px;
  border-left: 4px solid;
  background: var(--kn-paper);
  margin-bottom: 1rem;
  font-size: .92rem;
}
.kn-alert-error   { border-left-color: var(--kn-accent); background: #fef4f1; }
.kn-alert-success { border-left-color: var(--kn-leaf);   background: #f1f5ec; }
.kn-alert-info    { border-left-color: var(--kn-warm);   background: #fbf6e8; }

/* utility */
.kn-mute { color: var(--kn-mute); }
.kn-divider-line { height: 1px; background: var(--kn-line); margin: 1.5rem 0; border: 0; }


/* ============ ハンコロゴ (画像表示・グローバル定義) ============ */
.kn-logo-mark {
  display: block;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 1.5px rgba(43, 37, 34, 0.1));
  /* リセット: 旧スタイルが残っていてもこの定義で上書き */
  background: none;
  border-radius: 0;
  box-shadow: none;
  transform: none;
  color: inherit;
  font-size: inherit;
  font-family: inherit;
}


/* ============ 新ヘッダー (Recipe Pro) ============ */
.kn-header {
  background: var(--kn-paper, #faf6ef);
  border-bottom: 1px solid var(--kn-line, #e6dfd1);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background-color: rgba(250, 246, 239, 0.92);
}
.kn-header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
  padding: .65rem 1.5rem;
  width: 100%;
  flex-wrap: nowrap;
}

.kn-header .kn-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  color: var(--kn-ink, #2b2522);
  flex-shrink: 0;
}
/* ヘッダー用のロゴサイズ + ホバーアニメーション */
.kn-header .kn-logo-mark {
  width: 40px;
  height: 40px;
  transition: transform .3s ease;
}
.kn-header .kn-logo:hover .kn-logo-mark {
  transform: scale(1.05) rotate(-3deg);
}

.kn-header .kn-logo-text {
  font-family: 'Shippori Mincho', serif;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: .02em;
}

/* 検索バー */
.kn-header-search {
  flex: 1 1 auto;
  min-width: 0;
  position: relative;
}
.kn-header-search input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--kn-line, #e6dfd1);
  border-radius: 999px;
  background: #fff;
  padding: 0 1rem 0 2.4rem;
  font-size: .95rem;
  color: var(--kn-ink, #2b2522);
  transition: border-color .15s, box-shadow .15s;
}
.kn-header-search input:focus {
  outline: none;
  border-color: var(--kn-leaf, #6a7a4c);
  box-shadow: 0 0 0 3px rgba(106, 122, 76, 0.15);
}
.kn-header-search-icon {
  position: absolute;
  left: .9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--kn-ink-soft, #6e655e);
  pointer-events: none;
}

/* ユーザーメニュー */
.kn-header-user {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-shrink: 0;
}
.kn-link-quiet {
  color: var(--kn-ink-soft, #6e655e);
  text-decoration: none;
  font-size: .95rem;
}
.kn-link-quiet:hover { color: var(--kn-accent, #c4452d); }

.kn-user-btn {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: transparent;
  border: 1px solid var(--kn-line, #e6dfd1);
  border-radius: 999px;
  padding: .25rem .85rem .25rem .25rem;
  color: var(--kn-ink, #2b2522);
  font-size: .9rem;
  cursor: pointer;
  transition: background .15s;
}
.kn-user-btn:hover { background: rgba(196, 69, 45, 0.06); }
.kn-user-btn::after { display: none; }

.kn-dropdown {
  border: 1px solid var(--kn-line, #e6dfd1);
  border-radius: 12px;
  padding: .4rem;
  box-shadow: 0 8px 24px rgba(43, 37, 34, 0.08);
  min-width: 200px;
}
.kn-dropdown .dropdown-item {
  border-radius: 8px;
  padding: .55rem .75rem;
  font-size: .92rem;
}
.kn-dropdown .dropdown-item i { margin-right: .5rem; width: 1.1em; }
.kn-dropdown .dropdown-item:hover { background: rgba(196, 69, 45, 0.08); }

/* ハンバーガー */
.kn-hamburger {
  background: transparent;
  border: 1px solid var(--kn-line, #e6dfd1);
  border-radius: 8px;
  padding: .35rem .55rem;
  font-size: 1.4rem;
  color: var(--kn-ink, #2b2522);
  line-height: 1;
}

/* ============ レイアウト (PC: サイドバー + メイン) ============ */
.kn-layout {
  display: flex;
  align-items: flex-start;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}
.kn-sidebar {
  flex: 0 0 220px;
  padding: 1.5rem 1rem 1.5rem 1.5rem;
  position: sticky;
  top: 64px;
}
.kn-side-nav {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}
.kn-side-nav a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem .9rem;
  border-radius: 10px;
  color: var(--kn-ink-soft, #6e655e);
  text-decoration: none;
  font-size: .95rem;
  transition: background .15s, color .15s;
}
.kn-side-nav a i { font-size: 1.1rem; width: 1.2em; text-align: center; }
.kn-side-nav a:hover {
  background: rgba(196, 69, 45, 0.06);
  color: var(--kn-ink, #2b2522);
}
.kn-side-nav a.active {
  background: rgba(196, 69, 45, 0.1);
  color: var(--kn-accent, #c4452d);
  font-weight: 700;
}
.kn-main {
  flex: 1 1 auto;
  min-width: 0;
  padding: 1.5rem 0 4rem;
}

/* ============ オフキャンバス (スマホ) ============ */
.kn-offcanvas {
  background: var(--kn-paper, #faf6ef);
  width: 280px !important;
}
.kn-mobile-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}
.kn-mobile-nav li a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .8rem .5rem;
  color: var(--kn-ink, #2b2522);
  text-decoration: none;
  border-radius: 8px;
}
.kn-mobile-nav li a i { font-size: 1.2rem; width: 1.3em; }
.kn-mobile-nav li a:hover,
.kn-mobile-nav li a.active {
  background: rgba(196, 69, 45, 0.08);
  color: var(--kn-accent, #c4452d);
}

/* ============ レスポンシブ調整 ============ */
@media (max-width: 767.98px) {
  .kn-header-inner {
    gap: .5rem;
    padding: .5rem .75rem;
  }
  /* スマホではロゴテキストを隠してアイコンだけに */
  .kn-logo-text { display: none; }
  .kn-header-search input {
    height: 38px;
    font-size: .9rem;
    padding-left: 2.2rem;
  }
  .kn-main { padding: 1rem 0 3rem; }
  /* スマホではロゴ少し小さめに */
  .kn-header .kn-logo-mark {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 380px) {
  .kn-header-search input::placeholder {
    font-size: .8rem;
  }
}

/* ============ 新フッター (Recipe Pro) ============ */
.kn-footer {
  background: #f5efe3;
  border-top: 1px solid var(--kn-line, #e6dfd1);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
  color: var(--kn-ink-soft, #6e655e);
}

.kn-footer-brand {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-family: 'Shippori Mincho', serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--kn-ink, #2b2522);
  margin-bottom: .75rem;
}
/* フッター用のロゴサイズ */
.kn-footer-brand .kn-logo-mark {
  width: 32px;
  height: 32px;
}

.kn-footer-tag {
  font-size: .88rem;
  line-height: 1.7;
  margin: 0;
  color: var(--kn-ink-soft, #6e655e);
}

.kn-footer-h {
  font-family: 'Shippori Mincho', serif;
  font-size: .95rem;
  font-weight: 700;
  color: var(--kn-ink, #2b2522);
  margin-bottom: .9rem;
  letter-spacing: .05em;
}

.kn-footer-links {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}
.kn-footer-links li {
  margin-bottom: .45rem;
}
.kn-footer-links a {
  color: var(--kn-ink-soft, #6e655e);
  text-decoration: none;
  font-size: .88rem;
  transition: color .15s;
}
.kn-footer-links a:hover {
  color: var(--kn-accent, #c4452d);
}

.kn-footer-credit {
  font-size: .8rem;
  margin: 0;
  color: var(--kn-ink-soft, #6e655e);
}
.kn-footer-credit a {
  color: var(--kn-leaf, #6a7a4c);
  text-decoration: none;
}
.kn-footer-credit a:hover {
  text-decoration: underline;
}

.kn-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--kn-line, #e6dfd1);
  font-size: .8rem;
  color: var(--kn-ink-soft, #6e655e);
}
.kn-footer-tagline {
  font-family: 'Caveat', cursive;
  font-size: 1.1rem;
  color: var(--kn-accent, #c4452d);
}

@media (max-width: 575.98px) {
  .kn-footer {
    padding-top: 2rem;
    margin-top: 2.5rem;
  }
  .kn-footer-bottom {
    justify-content: center;
    text-align: center;
  }
}

/* ============ 編集画面: 手順カード ============ */
.kn-step-edit {
  background: #fff;
  border: 1px solid var(--kn-line, #e6dfd1);
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1rem;
}
.kn-step-edit-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .6rem;
}
.kn-step-edit .kn-step-no {
  display: inline-grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--kn-accent, #c4452d);
  color: #fff;
  font-family: 'Shippori Mincho', serif;
  font-weight: 700;
  font-size: .95rem;
}

/* ============ 編集画面: メディアアップローダー ============ */
.kn-media-list {
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
  align-items: stretch;
}
.kn-media-item {
  position: relative;
  width: 96px; height: 96px;
  border-radius: 10px;
  overflow: hidden;
  background: #f3eee2;
  border: 1px solid var(--kn-line, #e6dfd1);
  flex-shrink: 0;
}
.kn-media-item img,
.kn-media-item video {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.kn-media-badge {
  position: absolute;
  top: 4px; left: 4px;
  background: rgba(0,0,0,.65);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  pointer-events: none;
}
.kn-media-badge .bi-play-circle-fill { font-size: 1.4rem; }
.kn-media-remove {
  position: absolute;
  top: 4px; right: 4px;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  background: rgba(0,0,0,.6);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: .8rem;
  line-height: 1;
  padding: 0;
}
.kn-media-remove:hover { background: var(--kn-accent, #c4452d); }

.kn-media-add {
  width: 96px; height: 96px;
  border: 2px dashed var(--kn-line, #e6dfd1);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .15rem;
  cursor: pointer;
  color: var(--kn-ink-soft, #6e655e);
  background: rgba(245, 239, 227, 0.4);
  transition: border-color .15s, background .15s, color .15s;
  text-align: center;
  flex-shrink: 0;
}
.kn-media-add:hover,
.kn-media-add.is-dragover {
  border-color: var(--kn-accent, #c4452d);
  background: rgba(196, 69, 45, 0.05);
  color: var(--kn-accent, #c4452d);
}
.kn-media-add i { font-size: 1.4rem; }
.kn-media-add span { font-size: .75rem; font-weight: 600; }
.kn-media-add small { font-size: .65rem; line-height: 1.2; opacity: .8; }

.kn-media-uploading {
  display: grid;
  place-items: center;
  background: #f3eee2;
}
.kn-media-spinner i {
  display: inline-block;
  font-size: 1.5rem;
  color: var(--kn-ink-soft, #6e655e);
  animation: kn-spin 1s linear infinite;
}
@keyframes kn-spin {
  to { transform: rotate(360deg); }
}

/* ============ 表示画面: 手順記事レイアウト ============ */
.kn-steps-article { margin-top: 1rem; }

.kn-step-article {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 1rem 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px dashed var(--kn-line, #e6dfd1);
}
.kn-step-article:last-child { border-bottom: none; }

.kn-step-article-no span {
  display: grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--kn-accent, #c4452d);
  color: #fff;
  font-family: 'Shippori Mincho', serif;
  font-weight: 700;
  font-size: 1rem;
}

/* メディアあり: 写真左・文章右 (PC) */
.kn-step-article.has-media {
  grid-template-columns: 32px 240px 1fr;
}
.kn-step-article.has-media .kn-step-article-media {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  border-radius: 12px;
  overflow: hidden;
  background: #f3eee2;
  align-self: start;
  aspect-ratio: 1 / 1;
}
.kn-step-article.has-media .kn-step-article-media:has(.kn-step-media:only-child) {
  grid-template-columns: 1fr;
}
.kn-step-article.has-media .kn-step-article-media:has(.kn-step-media:only-child) .kn-step-media {
  grid-column: 1 / -1;
}
.kn-step-media {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
}
.kn-step-media-video { cursor: default; }

.kn-step-media-count {
  position: absolute;
  top: 8px; right: 8px;
  background: rgba(0,0,0,.6);
  color: #fff;
  font-size: .75rem;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 600;
  pointer-events: none;
}

.kn-step-article-text p {
  margin: 0;
  line-height: 1.85;
  color: var(--kn-ink, #2b2522);
  font-size: 1rem;
  padding-top: .25rem;
}

@media (max-width: 767.98px) {
  .kn-step-article,
  .kn-step-article.has-media {
    grid-template-columns: 32px 1fr;
  }
  .kn-step-article.has-media .kn-step-article-media {
    grid-column: 2 / 3;
    width: 100%;
    margin-bottom: .75rem;
    aspect-ratio: 4 / 3;
  }
  .kn-step-article.has-media .kn-step-article-text {
    grid-column: 2 / 3;
  }
}

/* ============ Lightbox ============ */
.kn-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 2rem;
  cursor: zoom-out;
  animation: kn-fade .15s ease-out;
}
@keyframes kn-fade { from { opacity: 0; } to { opacity: 1; } }
.kn-lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
}
.kn-lightbox-close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  color: #fff;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  display: grid;
  place-items: center;
}
.kn-lightbox-close:hover { background: rgba(255,255,255,.25); }