:root {
    --brand-primary: #3273dc;
    --brand-primary-dark: #2c5bbf;
    --brand-secondary: #00d1b2;
    --form-bg: #ffffff;
    --form-border-radius: 12px;
}

/* ---------------- 订阅表单容器 ---------------- */
.subscription-form-container,
.public-subscription {
    max-width: 600px;
    margin: 2rem auto;
    padding: 2rem;
    background: var(--form-bg);
    border-radius: var(--form-border-radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

/* ---------------- 表单控件样式 ---------------- */
input.input,
select.select,
textarea.textarea {
    border-radius: 8px !important;
    border: 1px solid #ddd;
    transition: all 0.2s ease;
}
input.input:focus,
select.select:focus,
textarea.textarea:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(50, 115, 220, 0.2);
}
button.button.is-primary {
    background: var(--brand-primary);
    border-radius: 8px;
    padding: 0.7rem 1.5rem;
    font-weight: 600;
    transition: all 0.2s ease;
}
button.button.is-primary:hover {
    background: var(--brand-primary-dark);
    transform: translateY(-1px);
}

/* ---------------- 列表展示样式 ---------------- */
.public-list-item {
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.2s ease;
}
.public-list-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* ---------------- 响应式优化 ---------------- */
@media (max-width: 768px) {
    .subscription-form-container,
    .public-subscription {
        margin: 1rem;
        padding: 1.5rem;
    }
    button.button.is-primary {
        width: 100%;
    }
}

/* ---------------- 错误/成功消息美化 ---------------- */
.notification.is-danger,
.notification.is-success {
    border-radius: 8px !important;
    padding: 1rem !important;
}
.notification.is-danger {
    background: #fee2e2 !important;
    color: #b91c1c !important;
    border-left: 4px solid #dc2626 !important;
}
.notification.is-success {
    background: #dcfce7 !important;
    color: #166534 !important;
    border-left: 4px solid #22c55e !important;
}