/* ============================================================
   一条データベース 会員ログインフォーム
   ichijo-login/assets/login.css  v3.0.0
   スマホファースト・カード型・信頼感あるデータ系メディアデザイン
   ============================================================ */

/* --- CSS カスタムプロパティ -------------------------------- */
:root {
    --ichijo-primary:      #1a5fa8;
    --ichijo-primary-dark: #134d8c;
    --ichijo-accent:       #e05555;
    --ichijo-text:         #1a1a1a;
    --ichijo-text-muted:   #666;
    --ichijo-border:       #d4dce8;
    --ichijo-bg-input:     #f7f9fc;
    --ichijo-bg-card:      #ffffff;
    --ichijo-shadow:       0 2px 16px rgba(26, 95, 168, 0.10);
    --ichijo-radius:       10px;
    --ichijo-radius-sm:    6px;
}

/* --- ラッパー（カード） ------------------------------------ */
.ichijo-login-wrap {
    width: 100%;
    max-width: 440px;
    margin: 32px auto 48px;
    padding: 36px 28px 32px;
    background: var(--ichijo-bg-card);
    border: 1px solid var(--ichijo-border);
    border-radius: var(--ichijo-radius);
    box-shadow: var(--ichijo-shadow);
    box-sizing: border-box;
    font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'メイリオ',
                 -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* --- ヘッダー --------------------------------------------- */
.ichijo-login-header {
    text-align: center;
    margin-bottom: 28px;
}

.ichijo-login-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ichijo-primary);
    margin: 0 0 10px;
    line-height: 1.4;
    letter-spacing: 0.02em;
}

.ichijo-login-desc {
    font-size: 0.82rem;
    color: var(--ichijo-text-muted);
    line-height: 1.8;
    margin: 0;
}

/* --- エラーメッセージ -------------------------------------- */
.ichijo-login-error {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    background: #fff6f6;
    border: 1px solid #f5c0c0;
    border-left: 4px solid var(--ichijo-accent);
    border-radius: var(--ichijo-radius-sm);
    padding: 12px 14px;
    margin-bottom: 22px;
    font-size: 0.84rem;
    color: #c0392b;
    line-height: 1.65;
}

.ichijo-error-icon {
    font-size: 1rem;
    flex-shrink: 0;
    line-height: 1.5;
}


/* --- 成功メッセージ ---------------------------------------- */
.ichijo-login-success {
    background: #f3fbf6;
    border: 1px solid #bfe7cc;
    border-left: 4px solid #38a169;
    border-radius: var(--ichijo-radius-sm);
    padding: 12px 14px;
    margin-bottom: 22px;
    font-size: 0.84rem;
    color: #276749;
    line-height: 1.65;
}

/* --- フォームグループ -------------------------------------- */
.ichijo-form-group {
    margin-bottom: 18px;
}

.ichijo-form-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ichijo-text);
    margin-bottom: 7px;
    letter-spacing: 0.01em;
}

/* 必須バッジ */
.ichijo-required {
    font-size: 0.68rem;
    font-weight: 700;
    color: #fff;
    background: var(--ichijo-accent);
    padding: 2px 6px;
    border-radius: 3px;
    line-height: 1.4;
    letter-spacing: 0;
}

/* --- 入力フィールド ---------------------------------------- */
.ichijo-form-input {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 12px 14px;
    font-size: 1rem;
    color: var(--ichijo-text);
    background: var(--ichijo-bg-input);
    border: 1.5px solid var(--ichijo-border);
    border-radius: var(--ichijo-radius-sm);
    outline: none;
    transition: border-color 0.18s, box-shadow 0.18s, background 0.18s;
    -webkit-appearance: none;
    appearance: none;
    line-height: 1.5;
}

.ichijo-form-input::placeholder {
    color: #b0b8c4;
    font-size: 0.875rem;
}

.ichijo-form-input:focus {
    border-color: var(--ichijo-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(26, 95, 168, 0.12);
}

/* --- パスワード表示切替 ------------------------------------ */
.ichijo-pw-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.ichijo-pw-wrap .ichijo-form-input {
    padding-right: 46px;
}

.ichijo-pw-toggle {
    position: absolute;
    right: 2px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: none;
    border: none;
    cursor: pointer;
    color: #8fa0b5;
    border-radius: 4px;
    transition: color 0.15s;
    padding: 0;
}

.ichijo-pw-toggle:hover {
    color: var(--ichijo-primary);
}

/* --- ログイン状態保持 -------------------------------------- */
.ichijo-remember-group {
    margin-bottom: 22px;
}

.ichijo-remember-label {
    display: flex;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    user-select: none;
    font-size: 0.84rem;
    color: #4a5568;
}

.ichijo-checkbox {
    width: 17px;
    height: 17px;
    flex-shrink: 0;
    accent-color: var(--ichijo-primary);
    cursor: pointer;
}

.ichijo-remember-text {
    line-height: 1.4;
}

/* --- ログインボタン ---------------------------------------- */
.ichijo-login-btn {
    display: block;
    width: 100%;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    background: var(--ichijo-primary);
    border: none;
    border-radius: var(--ichijo-radius-sm);
    cursor: pointer;
    text-align: center;
    letter-spacing: 0.06em;
    transition: background 0.18s, transform 0.1s, box-shadow 0.18s;
    -webkit-appearance: none;
    appearance: none;
    box-shadow: 0 2px 6px rgba(26, 95, 168, 0.25);
    line-height: 1.5;
}

.ichijo-login-btn:hover {
    background: var(--ichijo-primary-dark);
    box-shadow: 0 4px 12px rgba(26, 95, 168, 0.30);
}

.ichijo-login-btn:active {
    transform: scale(0.98);
    box-shadow: none;
}

/* --- 補助リンク -------------------------------------------- */
.ichijo-login-links {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px 10px;
    margin-top: 22px;
    font-size: 0.82rem;
}

.ichijo-link {
    color: var(--ichijo-primary);
    text-decoration: none;
    line-height: 1.5;
    transition: color 0.15s, text-decoration 0.15s;
}

.ichijo-link:hover {
    color: var(--ichijo-primary-dark);
    text-decoration: underline;
}

.ichijo-sep {
    color: #cdd5de;
    font-size: 0.75rem;
}

/* --- ログイン済み案内 -------------------------------------- */
.ichijo-login-info {
    text-align: center;
    font-size: 0.9rem;
    color: var(--ichijo-text-muted);
    padding: 24px 16px;
    margin: 0;
}

.ichijo-login-info a {
    color: var(--ichijo-primary);
    text-decoration: underline;
}

/* ============================================================
   レスポンシブ（スマホ優先・PC では若干パディング調整）
   ============================================================ */
@media ( min-width: 540px ) {
    .ichijo-login-wrap {
        padding: 44px 44px 40px;
        margin: 40px auto 56px;
    }

    .ichijo-login-title {
        font-size: 1.35rem;
    }
}

@media ( max-width: 480px ) {
    .ichijo-login-wrap {
        margin: 16px 12px 32px;
        padding: 28px 20px 24px;
        border-radius: 8px;
    }

    .ichijo-login-title {
        font-size: 1.1rem;
    }

    .ichijo-login-links {
        flex-direction: column;
        gap: 8px;
    }

    .ichijo-sep {
        display: none;
    }
}