/* ===================================================
   ログインページ（login.css）
   入力部分を大きく・見やすく・モバイルで使いやすく
   =================================================== */

/* ---------- ページ全体 ---------- */
.login-page {
    min-height: calc(100vh - 180px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(37,99,235,.04) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(14,165,233,.04) 0%, transparent 50%);
}

/* ---------- ラッパー ---------- */
.login-wrapper {
    display: flex;
    flex-direction: column;
    max-width: 460px;
    width: 100%;
    margin: 0 auto;
}

/* ---------- 左ブランドエリア → 上部バナーに変更 ---------- */
.login-brand {
    background: linear-gradient(135deg, #0F172A 0%, #1E3A8A 50%, #1D4ED8 100%);
    color: #fff;
    padding: 32px 32px 28px;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.login-brand::before {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 180px; height: 180px;
    background: radial-gradient(circle, rgba(14,165,233,.2) 0%, transparent 70%);
    border-radius: 50%;
}
.login-brand-icon {
    width: 52px; height: 52px;
    background: rgba(255,255,255,.15);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
    margin: 0 auto 16px;
}
.login-brand h2 {
    font-size: 1.25rem;
    font-weight: 900;
    margin-bottom: 8px;
}
.login-brand p {
    font-size: .82rem;
    opacity: .7;
    line-height: 1.6;
    margin-bottom: 0;
}
.login-brand-features {
    display: none;
}

/* ---------- ログインカード ---------- */
.login-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: 32px;
    box-shadow: 0 4px 24px rgba(0,0,0,.06);
}
.login-card-header {
    text-align: center;
    margin-bottom: 28px;
}
.login-card-header h1 {
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.login-card-header p {
    font-size: .85rem;
    color: var(--text-muted);
}

/* Googleログイン */
.google-signin-area {
    display: flex;
    justify-content: center;
    margin-bottom: 8px;
}

/* 区切り線 */
.login-divider {
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 20px 0 24px;
}
.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.login-divider span {
    font-size: .75rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* ---------- フォームフィールド ---------- */
.login-field {
    margin-bottom: 20px;
}
.login-field label {
    display: block;
    font-size: .82rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.login-field label i {
    margin-right: 5px;
    font-size: .78rem;
    color: var(--primary);
}
.login-field input[type="email"],
.login-field input[type="password"],
.login-field input[type="text"] {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-light);
    font-family: inherit;
    transition: all .2s ease;
    outline: none;
    box-sizing: border-box;
    -webkit-appearance: none;
}
.login-field input::placeholder {
    color: #94A3B8;
    font-size: .9rem;
}
.login-field input:focus {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(37,99,235,.1);
}

/* パスワード表示切替 */
.password-wrap {
    position: relative;
}
.password-wrap input {
    padding-right: 50px;
}
.password-toggle {
    position: absolute;
    right: 6px; top: 50%; transform: translateY(-50%);
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border: none; background: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 8px;
    transition: all .2s ease;
    font-size: 1rem;
}
.password-toggle:hover {
    color: var(--primary);
    background: var(--primary-light);
}

/* オプション行 */
.login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.remember-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .85rem;
    color: var(--text-secondary);
    cursor: pointer;
}
.remember-label input[type="checkbox"] {
    width: 18px; height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}
.forgot-link {
    font-size: .82rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}
.forgot-link:hover { text-decoration: underline; }

/* ログインボタン */
.login-submit {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: var(--primary);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s ease;
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    -webkit-appearance: none;
}
.login-submit:hover {
    background: #1D4ED8;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37,99,235,.3);
}
.login-submit:active {
    transform: translateY(0);
}

/* フッターリンク */
.login-card-footer {
    margin-top: 24px;
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}
.login-card-footer p {
    font-size: .88rem;
    color: var(--text-secondary);
}
.login-card-footer a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
}
.login-card-footer a:hover { text-decoration: underline; }

/* ===================================================
   レスポンシブ
   =================================================== */
@media (max-width: 600px) {
    .login-page {
        padding: 0;
        align-items: flex-start;
        min-height: auto;
    }
    .login-wrapper {
        max-width: 100%;
    }
    .login-brand {
        border-radius: 0;
        padding: 28px 20px 22px;
    }
    .login-brand-icon {
        width: 44px; height: 44px;
        font-size: 1.1rem;
        margin-bottom: 12px;
    }
    .login-brand h2 { font-size: 1.1rem; }
    .login-brand p { font-size: .78rem; }
    .login-card {
        border-radius: 0;
        border: none;
        padding: 28px 20px 32px;
        box-shadow: none;
    }
    .login-card-header { margin-bottom: 24px; }
    .login-card-header h1 { font-size: 1.15rem; }
    /* 入力フィールドをさらに大きく */
    .login-field input {
        padding: 16px 16px;
        font-size: 1rem;
        border-radius: 10px;
    }
    .login-submit {
        padding: 16px;
        font-size: 1rem;
        border-radius: 10px;
    }
}