/* ========== 背景（共通トーン） ========== */

body {
  background: radial-gradient(circle at 0% 0%, #e5f2ff 0, #f3f7ff 40%, #f7f0ff 100%);
  font-family: "M PLUS Rounded 1c", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

/* どこでも hidden を優先 */
.hidden {
  display: none !important;
}

/* ========== コンテナカード ========== */

.container {
  margin: 10px auto 48px;
  max-width: 960px;
  padding: 24px 28px 32px;
  background: rgba(255, 255, 255, 0.96);
  border-radius: 26px;
  box-shadow:
    0 12px 35px rgba(84, 118, 196, 0.16),
    0 0 0 1px rgba(232, 238, 252, 0.9);
  position: relative;
}

/* スマホ */
@media (max-width: 768px) {
  .container {
    margin: 18px 12px 32px;
    padding: 18px 14px 26px;
    border-radius: 18px;
  }
}

/* ========== タイトル & 上部ボタン ========== */

.title {
  font-size: 20px;
  font-weight: 700;
  color: #1f2633;
  margin: 0 0 10px;
  text-align: center;
}

/* 右上ボタン（My企画一覧 / 企画一覧） */
.top-left-buttons{
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-start;
  margin: 70px auto 10px;
  max-width: 1015px;
}

.top-left-buttons .top-button{
  padding: 10px 25px;
  border-radius: 10px;
  font-size: 12px;
}
@media (max-width: 768px) {
    .top-left-buttons {
        margin: 50px 12px 10px;
    }
}

.top-button {
  background: linear-gradient(135deg, #2f6bff, #7b5cff);
  color: #ffffff;
  padding: 10px 25px;
  border-radius: 10px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow:
    0 8px 20px rgba(60, 105, 255, 0.35),
    0 0 0 1px rgba(220, 230, 255, 0.9);
  font-weight: 600;
  transition: transform 0.08s ease, box-shadow 0.15s ease, filter 0.15s ease;
}
.top-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.04);
  box-shadow:
    0 11px 26px rgba(60, 105, 255, 0.45),
    0 0 0 1px rgba(230, 238, 255, 0.98);
}



/* ========== エラーメッセージ ========== */

.error-messages {
  margin: 8px 0 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: #fce8ea;
  color: #9a1e2a;
  font-size: 0.85rem;
}
.error-messages ul {
  margin: 0;
  padding-left: 18px;
}

/* ========== フォーム全体 ========== */

.plan-register-form {
  margin-top: 14px;
  padding: 16px 0 6px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  border-top: 1px solid #e2e7f4;
}

/* ラベル共通 */

.plan-register-form label {
  font-size: 0.86rem;
  font-weight: 700;
  color: #646f8b;
  display: block;
  margin-bottom: 4px;
}

/* 入力系共通デザイン */

.plan-register-form input[type="text"],
.plan-register-form input[type="number"],
.plan-register-form input[type="datetime-local"],
.plan-register-form textarea,
.plan-register-form select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid #d7dff1;
  padding: 9px 11px;
  font-size: 0.9rem;
  background: #f8f9ff;
  color: #222a3b;
  box-sizing: border-box;
}

.plan-register-form textarea {
  min-height: 120px;
  resize: vertical;
}

.plan-register-form input:focus,
.plan-register-form textarea:focus,
.plan-register-form select:focus {
  outline: 2px solid rgba(63, 110, 255, 0.6);
  outline-offset: 0;
  background: #ffffff;
}

.small-width{
  width: 100px !important;
}

/* 日付・締切・人数の横並び */

.flex-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.flex-row > div {
  flex: 1 1 180px;
}

@media (max-width: 768px) {
  .flex-row > div {
      flex: none;
  }
}

/* カテゴリ・ジャンル */

.genre-checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
}
.genre-checkbox-group label {
  margin-right: 0;
  font-weight: 500;
  font-size: 0.85rem;
}
.genre-checkbox-group input {
  margin-right: 4px;
}

/* ゲームタイトル select を少しコンパクトに */

.plan-register-form select[name="game_id"] {
  max-width: 320px;
}

/* 回答項目設定 */

.radio-group {
  margin-top: 4px;
  font-size: 0.86rem;
}
.radio-group label {
  display: inline-flex;
  align-items: center;
  margin-right: 16px;
  font-weight: 500;
}
.radio-group input[type="radio"] {
  margin-right: 4px;
}
.kome {
  font-size: 0.78rem;
  color: #7a849d;
  margin: 8px 0 0;
}

/* カスタム入力項目 */

.custom-join-inputs {
  display: flex;   
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.custom-join-inputs.hidden {
  display: none !important;
}

.custom-join-inputs label {
  margin-bottom: 2px;
}
.custom-join-inputs input {
  max-width: 240px;
}

.custom-join-inputs input:disabled {
  background: #eef1f8;
  color: #7a849d;
  cursor: not-allowed;
}

.join-config-row{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  margin: 8px 0;
}
.join-required-toggle{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size: 12px;
  color:#556;
  padding:6px 10px;
  border-radius:999px;
  background:#f3f5ff;
  border:1px solid #d9e2ff;
}


/* JS で block/flex にする前提なので hidden クラスで制御 */

.auto-limit-mode {
  margin-top: 0;
}

/* ========== アップロードボックス（サムネ / 参考画像） ========== */

.upload-boxes {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.upload-box {
  width: 120px;
  height: 120px;
  border-radius: 18px;
  border: 1px dashed #c7cfe4;
  background: linear-gradient(135deg, #f9fbff, #f4f5ff);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 32px;
  color: #8c94aa;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease,
    transform 0.08s ease;
}
.upload-box:hover {
  border-color: #9aa8ff;
  box-shadow: 0 6px 16px rgba(150, 164, 219, 0.35);
  transform: translateY(-1px);
}

/* プラスアイコン */

.upload-box span {
  position: absolute;
  z-index: 2;
  font-size: 28px;
  color: #7e849a;
  background-color: rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  width: 38px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  transition: opacity 0.2s;
  top: 35%;
  left: 35%;
}

/* 画像が入った状態（JSで .has-image 付与） */

.upload-box.has-image {
  background-size: cover;
  background-position: center;
}
.upload-box.has-image span {
  opacity: 0;
}
.upload-box.has-image:hover span {
  opacity: 1;
}

/* 説明テキスト */

.reference_image {
  margin-top: 18px;
}
.kome + .upload-boxes,
.upload-boxes + .kome {
  margin-top: 4px;
}

/* ========== 保存ボタン ========== */

.center {
  margin-top: 20px;
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.register-button {
  border: none;
  border-radius: 999px;
  padding: 11px 32px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow:
    0 10px 24px rgba(63, 110, 255, 0.32),
    0 0 0 1px rgba(220, 230, 255, 0.95);
  transition: transform 0.08s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

/* 保存して公開（グラデーション） */
.register-button[name="action"][value="save_publish"] {
  background: linear-gradient(135deg, #2f6bff, #7b5cff);
  color: #ffffff;
}
.register-button[name="action"][value="save_publish"]:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

/* 非公開で保存（グレー） */
.register-button.gray {
  background: #8b93a8;
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(139, 147, 168, 0.32);
}
.register-button.gray:hover {
  background: #767e93;
}

/* ========== スマホ調整 ========== */

@media screen and (max-width: 768px) {
  .plan-register-form {
    gap: 16px;
  }

  .flex-row {
    flex-direction: column;
  }

  .center {
    flex-direction: column;
    align-items: stretch;
  }

  .register-button {
    width: 100%;
    justify-content: center;
  }
}