/* BAND CONNECT 認証ページ専用CSS */

/* 基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: #ffffff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ヘッダー */
.auth-header {
    background: rgba(0, 0, 0, 0.9);
    padding: 0.75rem 0;
    border-bottom: 2px solid #ff6600;
    position: relative;
}

.auth-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.auth-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #ffffff;
}

.auth-logo img {
    height: 35px;
    margin-right: 0.75rem;
}

.auth-logo h1 {
    font-size: 1.6rem;
    font-weight: bold;
    color: #ff6600;
}

.auth-nav a {
    color: #ffcc00;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.auth-nav a:hover {
    background: rgba(255, 204, 0, 0.1);
    color: #ffffff;
}

/* メインコンテンツ */
.auth-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    min-height: calc(100vh - 120px);
}

.auth-container {
    background: rgba(26, 26, 26, 0.95);
    border: 2px solid #ff6600;
    border-radius: 15px;
    padding: 2rem;
    width: 100%;
    max-width: 450px;
    box-shadow: 0 10px 30px rgba(255, 102, 0, 0.3);
    backdrop-filter: blur(10px);
}

/* 📱 モバイル用幅調整 */
@media (max-width: 480px) {
    body {
        width: 96%; /* ボディー幅を全体の96% */
        margin: 0 auto;
    }
    
    .auth-container {
        max-width: 90%; /* ボディー幅に対して90% */
        width: 90%;
        padding: 1rem; /* さらにパディング縮小 */
    }
    
    .auth-main {
        padding: 0.5rem; /* メイン部分のパディングも最小に */
        width: 100%;
    }
}

.auth-title {
    text-align: center;
    font-size: 1.8rem;
    font-weight: bold;
    color: #ff6600;
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    text-align: center;
    color: #cccccc;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

/* アラート */
.alert {
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border-left: 4px solid;
    font-size: 0.9rem;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-left-color: #22c55e;
    color: #22c55e;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: #ef4444;
    color: #ef4444;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: #3b82f6;
    color: #3b82f6;
}

.alert ul {
    list-style: none;
    margin: 0;
}

.alert li {
    margin-bottom: 0.3rem;
}

/* フォーム */
.form-group {
    margin-bottom: 1.2rem;
}

.form-label {
    display: block;
    color: #ffcc00;
    font-weight: bold;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid #333333;
    border-radius: 8px;
    color: #ffffff;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #ff6600;
    box-shadow: 0 0 10px rgba(255, 102, 0, 0.3);
}

.form-input::placeholder {
    color: #888888;
}

.form-select {
    width: 100%;
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid #333333;
    border-radius: 8px;
    color: #ffffff;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-select:focus {
    outline: none;
    border-color: #ff6600;
    box-shadow: 0 0 10px rgba(255, 102, 0, 0.3);
}

.form-select option {
    background: #1a1a1a;
    color: #ffffff;
}

.form-checkbox {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.form-checkbox input[type="checkbox"] {
    margin-right: 0.5rem;
    transform: scale(1.2);
}

.form-checkbox label {
    color: #cccccc;
    cursor: pointer;
    font-size: 0.875rem; /* 元のサイズに戻す */
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    flex-wrap: nowrap;
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    direction: ltr;
    font-family: Arial, "Hiragino Sans", "Yu Gothic", sans-serif;
}

/* 📱 アイコンとテキストの間隔調整 */
.form-checkbox label i {
    margin-right: 0.5rem;
    display: inline-block; /* アイコンを確実にインライン表示 */
}

/* 利用規約リンクも確実にインライン表示 */
.form-checkbox label a.terms-link {
    display: inline;
    white-space: nowrap;
}

/* 「に同意します」部分の明示的制御 */
.form-checkbox label .terms-text {
    display: inline;
    white-space: nowrap;
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    direction: ltr;
    font-family: Arial, "Hiragino Sans", "Yu Gothic", sans-serif;
}

/* 利用規約リンクスタイル */
.terms-link {
    color: #ffcc00;
    text-decoration: underline;
    font-weight: bold;
    transition: color 0.3s ease;
}

.terms-link:hover {
    color: #ffffff;
}

/* 利用規約情報テキスト */
.terms-info {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 204, 0, 0.1);
    border-left: 3px solid #ffcc00;
    border-radius: 0 4px 4px 0;
}

.info-text {
    font-size: 0.875rem;
    color: #888888;
    margin-top: 0.25rem;
    line-height: 1.4;
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: bold;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6600 0%, #ff8800 100%);
    color: #ffffff;
    border: 2px solid #ff6600;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff8800 0%, #ffaa00 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 102, 0, 0.4);
}

/* ボタン無効状態 */
.btn-primary:disabled {
    background: #666666;
    border-color: #666666;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-primary:disabled:hover {
    background: #666666;
    transform: none;
    box-shadow: none;
}

.btn-primary:disabled:hover {
    background: #666666;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: transparent;
    color: #ffcc00;
    border: 2px solid #ffcc00;
}

.btn-secondary:hover {
    background: rgba(255, 204, 0, 0.1);
    color: #ffffff;
}

/* リンク */
.auth-links {
    text-align: center;
    margin-top: 1.5rem;
}

.auth-links a {
    color: #ffcc00;
    text-decoration: none;
    transition: color 0.3s ease;
}

.auth-links a:hover {
    color: #ffffff;
    text-decoration: underline;
}

.auth-links .separator {
    margin: 0 0.5rem;
    color: #666666;
}

/* セクション */
.form-section {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid #333333;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.section-title {
    color: #ff6600;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    border-bottom: 2px solid #ff6600;
    padding-bottom: 0.5rem;
}

/* フッター */
.auth-footer {
    background: rgba(0, 0, 0, 0.9);
    padding: 1rem 0;
    border-top: 1px solid #333333;
    text-align: center;
    color: #888888;
    font-size: 0.875rem;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .auth-container {
        margin: 1rem;
        padding: 2rem;
    }
    
    .auth-title {
        font-size: 1.8rem;
    }
    
    .auth-header .container {
        padding: 0 1rem;
    }
    
    .auth-logo h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .auth-container {
        padding: 1.5rem;
    }
    
    .auth-title {
        font-size: 1.6rem;
    }
    
    /* モバイル用利用規約対応 */
    .terms-link {
        word-break: break-all; /* 長いURLの改行対応 */
    }
    
    .terms-info {
        font-size: 0.8rem;
        padding: 0.5rem;
    }
    
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-container {
    animation: fadeInUp 0.6s ease-out;
}

/* ローディング状態 */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn:disabled:hover {
    transform: none;
    box-shadow: none;
}

/* OPPO端末向け案内スタイル */
.oppo-notice {
    background: linear-gradient(135deg, #fef3c7 0%, #fbbf24 100%);
    border: 2px solid #f59e0b;
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    box-shadow: 0 4px 8px rgba(245, 158, 11, 0.2);
}

.oppo-notice-title {
    font-size: 0.9rem;
    font-weight: bold;
    color: #92400e;
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.oppo-notice-text {
    font-size: 0.85rem;
    color: #78350f;
    margin: 0;
    line-height: 1.5;
}

.oppo-notice-text strong {
    color: #92400e;
    font-weight: bold;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .oppo-notice {
        padding: 0.8rem;
        margin: 0.8rem 0;
    }
    
    .oppo-notice-title {
        font-size: 0.85rem;
    }
    
    .oppo-notice-text {
        font-size: 0.8rem;
    }
}