/* ==================== 组件样式 ==================== */

/* 布局容器 */
.landing-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 40px 20px;
    text-align: center;
}

.form-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* 标题 */
h1 {
    font-family: var(--font-en-serif);
    font-size: 3.5rem;
    font-weight: 700;
    margin: 20px 0 10px;
    color: var(--ink);
}

.subtitle {
    font-family: var(--font-zh);
    font-size: 1.2rem;
    color: var(--ink-light);
    margin-bottom: 30px;
}

.description {
    font-family: var(--font-zh);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--ink-muted);
    margin-bottom: 40px;
}

/* 按钮 */
.cta-button {
    background: linear-gradient(135deg, var(--indigo), var(--indigo-light));
    color: #fff;
    border: none;
    padding: 16px 48px;
    border-radius: 60px;
    font-family: var(--font-zh);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 6px 24px rgba(61, 59, 142, 0.3);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(61, 59, 142, 0.4);
}

.cta-button:active {
    transform: translateY(0);
}

/* 表单 */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-family: var(--font-zh);
    font-size: 0.9rem;
    color: var(--ink-light);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--cream-dark);
    border-radius: var(--radius-sm);
    font-family: var(--font-zh);
    font-size: 0.95rem;
    background: var(--cream);
    color: var(--ink);
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--indigo);
}

.form-actions {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

.primary-button {
    flex: 1;
    padding: 16px;
    border: none;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--indigo), var(--indigo-light));
    color: #fff;
    font-family: var(--font-zh);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
}

.secondary-button {
    flex: 1;
    padding: 16px;
    border: 2px solid var(--cream-dark);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--ink-muted);
    font-family: var(--font-zh);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
}

/* Toast — 轻量、柔和 */
.toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background: var(--paper);
    color: var(--ink);
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-family: var(--font-zh);
    font-size: 0.82rem;
    z-index: 10000;
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1), opacity 0.25s;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-md);
    pointer-events: none;
    border: 1px solid var(--cream-dark);
    max-width: 85%;
    line-height: 1.4;
    font-weight: 500;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* 响应式 */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .form-container {
        padding: 20px 16px;
    }
    
    .form-actions {
        flex-direction: column;
    }
}