:root {
  --bg: #f4f7f9;
  --card: #fff;
  --text: #333;
  --muted: #666;
  --line: #dee2e6;
  --accent: #0056b3;
  --accent-dark: #004494;
  --soft: #e7f3ff;
  --ok: #15803d;
  --warn: #b45309;
  --danger: #b91c1c;
  --radius: 10px;
}

* { box-sizing: border-box; }

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

body {
  font-family: "Hiragino Sans", "Yu Gothic UI", "Meiryo", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  padding: 20px;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
}

.header-area {
  margin-bottom: 22px;
}

.header-logo-wrap {
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
}

.header-logo-wrap picture {
  display: block;
}

.header-logo {
  display: block;
  height: 150px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
}

.sub-title {
  margin: 0 0 14px;
  color: #555;
  font-size: 0.9rem;
}

.affiliate-box {
  margin: 0 0 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.affiliate-title {
  font-weight: 700;
  font-size: 0.8rem;
  color: #555;
  margin-bottom: 8px;
}

.affiliate-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

a.affiliate-link {
  display: block;
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  line-height: 1.4;
  font-weight: 700;
}

a.affiliate-link:hover,
a.affiliate-link:focus-visible {
  background: var(--soft);
  outline: none;
}

.affiliate-note {
  font-size: 0.72rem;
  color: #777;
  line-height: 1.5;
  margin: 8px 0 0;
}

.intro {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  font-size: 0.88rem;
  color: #444;
}

.intro h2 {
  font-size: 0.95rem;
  margin: 0 0 8px;
  color: #444;
  border-left: 4px solid var(--accent);
  padding-left: 10px;
}

.intro h2 + p,
.intro h2 + ol,
.intro h2 + ul {
  margin-top: 0;
}

.intro h2:not(:first-child) {
  margin-top: 16px;
}

.intro ol,
.intro ul {
  margin: 0 0 10px;
  padding-left: 1.3em;
}

.intro li { margin: 0 0 6px; }
.intro li:last-child { margin-bottom: 0; }

.intro p {
  margin: 0 0 8px;
}

.intro p:last-child {
  margin-bottom: 0;
}

.intro code {
  font-family: inherit;
  font-size: 0.92em;
  background: #f1f4f7;
  padding: 1px 5px;
  border-radius: 4px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

h2 {
  font-size: 1.05rem;
  margin: 0 0 14px;
  color: #444;
  border-left: 4px solid #6c757d;
  padding-left: 10px;
}

h2.heading-title {
  border-left: 0;
  padding-left: 0;
}

.heading-select {
  display: block;
  width: 100%;
  max-width: 220px;
  padding: 8px 10px;
  border: 1px solid #ced4da;
  border-left: 4px solid #6c757d;
  border-radius: 6px;
  background: #fff;
  color: #444;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
}

.heading-select:focus {
  outline: 2px solid #b3d7ff;
  border-color: var(--accent);
}

label {
  display: block;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 5px;
}

label.check-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
}

label.check-line input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.cover-card .check-line { margin-bottom: 0; }
.cover-fields { margin-top: 14px; }
.cover-fields label { margin-top: 12px; }
.cover-fields label:first-child { margin-top: 0; }

input[type="text"],
input[type="date"],
textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 0;
  border: 1px solid #ced4da;
  border-radius: 6px;
  font-size: 16px;
  font-family: inherit;
  background: #fff;
}

input:focus,
textarea:focus {
  outline: 2px solid #b3d7ff;
  border-color: var(--accent);
}

input[type="date"] { max-width: 220px; }

#siteName,
#coverAuthor {
  display: block;
  min-height: 46px;
  line-height: 1.5;
  resize: none;
  overflow: hidden;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.hint {
  font-size: 0.8rem;
  color: #777;
  margin: 0 0 14px;
}

.quota {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
  margin: 0 0 8px;
}

.drop-zone {
  border: 2px dashed #9bb8d4;
  background: var(--soft);
  border-radius: 10px;
  padding: 28px 16px;
  text-align: center;
  cursor: pointer;
  margin-bottom: 16px;
}

.drop-zone p { margin: 0; font-weight: 700; color: var(--accent); }
.drop-zone .drop-sub {
  margin-top: 6px;
  font-weight: 500;
  font-size: 0.85rem;
  color: #555;
}

.drop-zone:focus,
.drop-zone.dragover {
  outline: none;
  border-color: var(--accent);
  background: #d7ebff;
}

.progress-wrap { margin: 0 0 16px; }
.progress-wrap p { margin: 0 0 6px; font-size: 0.85rem; color: #555; }

.progress-bar {
  height: 8px;
  background: #e4e9ee;
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar div {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.2s;
}

.photo-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.photo-card {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fff;
}

.photo-card.dragging {
  opacity: 0.45;
}

.photo-card .thumb {
  width: 96px;
  height: 72px;
  object-fit: contain;
  background: #eef2f5;
  border-radius: 6px;
}

.photo-meta {
  font-size: 0.78rem;
  color: #666;
  margin: 0 0 6px;
  word-break: break-all;
}

.photo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.photo-actions button {
  padding: 6px 10px;
  border: 1px solid var(--accent);
  background: #fff;
  color: var(--accent);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.photo-actions button:hover { background: var(--soft); }
.photo-actions button.danger {
  border-color: #e2b4b4;
  color: var(--danger);
}

.photo-card textarea {
  min-height: 58px;
  padding: 8px;
  font-size: 14px;
}

.btn {
  width: 100%;
  padding: 13px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
}

.btn:hover { background: var(--accent-dark); }
.btn:disabled {
  background: #8aa7c7;
  cursor: not-allowed;
}

.btn-download { background: var(--ok); }
.btn-download:hover { background: #116c34; }
.btn-download-pdf { background: var(--danger); }
.btn-download-pdf:hover { background: #991b1b; }

.download-wrap { margin-top: 14px; }
.download-wrap .btn + .btn { margin-top: 8px; }
.ok-msg {
  font-size: 0.85rem;
  color: var(--ok);
  margin: 0 0 10px;
}

.banner {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.banner.warn {
  background: #fff6e5;
  border: 1px solid #f5d79a;
  color: #7a4b00;
}

.banner.error {
  background: #fdecec;
  border: 1px solid #f5c2c2;
  color: var(--danger);
}

.banner.ok {
  background: #e9f7ee;
  border: 1px solid #b7e0c2;
  color: var(--ok);
}

.footer {
  text-align: center;
  margin-top: 8px;
  padding-bottom: 12px;
  font-size: 0.85rem;
  color: #666;
}

.footer p { margin: 5px 0; }
.footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

.ofuse-link {
  display: inline-block;
  background: #fff3e0;
  border: 1px solid #ffe0b2;
  padding: 10px 20px;
  border-radius: 8px;
  margin-bottom: 16px;
  text-decoration: none !important;
  color: #d84315 !important;
  font-weight: 700;
}

.hidden { display: none !important; }

@media screen and (max-width: 520px) {
  .photo-card {
    grid-template-columns: 72px 1fr;
  }
  .photo-card .thumb {
    width: 72px;
    height: 54px;
  }
}