/* 抽奖系统前端样式 */

/* 表单容器 */
.lottery-form-container,
.lottery-query-container {
    max-width: 500px;
    margin: 30px auto;
    padding: 20px;
}

.lottery-form,
.lottery-query {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.lottery-form::before,
.lottery-query::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    z-index: 1;
}

.lottery-form > *,
.lottery-query > * {
    position: relative;
    z-index: 2;
}

.lottery-form h3,
.lottery-query h3 {
    margin: 0 0 15px 0;
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    color: #fff;
}

.lottery-form p,
.lottery-query p {
    margin: 0 0 25px 0;
    text-align: center;
    color: rgba(255,255,255,0.9);
    line-height: 1.6;
}

/* 表单组 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #fff;
    font-size: 14px;
}

.form-group input[type="email"] {
    width: 100%;
    padding: 15px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-size: 16px;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input[type="email"]::placeholder {
    color: rgba(255,255,255,0.6);
}

.form-group input[type="email"]:focus {
    outline: none;
    border-color: rgba(255,255,255,0.8);
    background: rgba(255,255,255,0.2);
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
}

/* 提交按钮 */
.lottery-submit-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.lottery-submit-btn:hover {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.4);
}

.lottery-submit-btn:disabled {
    background: #6b7280;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 重置按钮 */
.lottery-reset-btn {
    width: 100%;
    padding: 12px;
    background: rgba(255,255,255,0.2);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.lottery-reset-btn:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.5);
}

/* 结果消息 */
.lottery-result {
    margin-top: 20px;
    padding: 15px;
    border-radius: 10px;
    font-weight: 500;
    text-align: center;
    animation: slideIn 0.3s ease;
}

.lottery-result.success {
    background: rgba(34, 197, 94, 0.2);
    border: 2px solid rgba(34, 197, 94, 0.4);
    color: #4ade80;
}

.lottery-result.error {
    background: rgba(239, 68, 68, 0.2);
    border: 2px solid rgba(239, 68, 68, 0.4);
    color: #f87171;
}

.result-message {
    font-size: 14px;
    line-height: 1.5;
}

/* 抽奖号码显示 */
.lottery-number-display {
    text-align: center;
}

.lottery-number-display h4 {
    margin: 0 0 15px 0;
    color: #4ade80;
    font-size: 18px;
}

.number-code {
    font-size: 32px;
    font-weight: bold;
    color: #4ade80;
    background: rgba(34, 197, 94, 0.1);
    padding: 20px;
    border-radius: 10px;
    margin: 15px 0;
    border: 2px solid rgba(34, 197, 94, 0.3);
    letter-spacing: 3px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.lottery-number-display p {
    margin: 10px 0 0 0;
    color: rgba(255,255,255,0.8);
    font-size: 14px;
}

/* 验证消息 */
.validation-message {
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.validation-message.error {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* 加载动画 */
.loading {
    position: relative;
    pointer-events: none;
}

.loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top: 2px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 10;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 成功动画 */
.success-animation {
    animation: successPulse 0.6s ease;
}

@keyframes successPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* 滑入动画 */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .lottery-form-container,
    .lottery-query-container {
        margin: 20px;
        padding: 10px;
    }
    
    .lottery-form,
    .lottery-query {
        padding: 25px 20px;
    }
    
    .lottery-form h3,
    .lottery-query h3 {
        font-size: 20px;
    }
    
    .number-code {
        font-size: 24px;
        padding: 15px;
        letter-spacing: 2px;
    }
    
    .form-group input[type="email"] {
        padding: 12px;
        font-size: 14px;
    }
    
    .lottery-submit-btn {
        padding: 12px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .lottery-form,
    .lottery-query {
        padding: 20px 15px;
    }
    
    .lottery-form h3,
    .lottery-query h3 {
        font-size: 18px;
    }
    
    .number-code {
        font-size: 20px;
        padding: 12px;
        letter-spacing: 1px;
    }
}

/* 深色主题支持 */
@media (prefers-color-scheme: dark) {
    .lottery-form,
    .lottery-query {
        background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .lottery-form,
    .lottery-query {
        border: 2px solid #fff;
    }
    
    .form-group input[type="email"] {
        border-width: 3px;
    }
    
    .lottery-submit-btn {
        border: 2px solid #fff;
    }
}

/* 减少动画模式 */
@media (prefers-reduced-motion: reduce) {
    .lottery-form,
    .lottery-query,
    .lottery-submit-btn,
    .lottery-reset-btn {
        transition: none;
    }
    
    .loading-spinner {
        animation: none;
    }
    
    .success-animation {
        animation: none;
    }
    
    .lottery-result {
        animation: none;
    }
}

/* 打印样式 */
@media print {
    .lottery-form,
    .lottery-query {
        background: #fff !important;
        color: #000 !important;
        box-shadow: none !important;
    }
    
    .lottery-submit-btn,
    .lottery-reset-btn {
        display: none !important;
    }
    
    .number-code {
        color: #000 !important;
        background: #f3f4f6 !important;
        border: 1px solid #d1d5db !important;
    }
}