/* ============================================================
   TELCIA SMS - スタンドアロン画面 (ログイン / パスワードリセット等)
   ============================================================ */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Segoe UI', 'Meiryo', sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: #333;
}

.standalone-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    margin-top: -60px;
}

.standalone-logo { width: 240px; }

.standalone-card {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
    padding: 40px 48px;
    width: 480px;
    max-width: 90vw;
}

.standalone-card h1 {
    font-size: 18px;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
}

.standalone-desc {
    font-size: 13px;
    color: #666;
    line-height: 1.7;
    text-align: center;
    margin-bottom: 24px;
}

.standalone-error {
    background-color: #fff0f0;
    border: 1px solid #f5c6c6;
    color: #c0392b;
    font-size: 13px;
    padding: 10px 12px;
    border-radius: 4px;
    margin-bottom: 16px;
}

.standalone-form-group { margin-bottom: 20px; }

.standalone-form-group label {
    display: block;
    font-size: 13px;
    color: #555;
    margin-bottom: 6px;
}

.standalone-form-group input {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid #ccc;
    border-radius: 4px;
    outline: none;
    transition: border-color 0.2s;
}

.standalone-form-group input:focus { border-color: #4a90d9; }

.standalone-btn {
    width: 100%;
    padding: 11px;
    background-color: #4a90d9;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 8px;
}

.standalone-btn:hover { background-color: #357abd; }

.standalone-link {
    text-align: center;
    margin-top: 16px;
}

.standalone-link a {
    font-size: 13px;
    color: #888;
    text-decoration: none;
}

.standalone-link a:hover {
    color: #4a90d9;
    text-decoration: underline;
}

@media (max-width: 1024px) {
    body { align-items: flex-start; }
    .standalone-wrapper { margin-top: 15vh; }
}