/* 基础样式 */
:root {
    --primary-red: #d32f2f;
    --dark-red: #b71c1c;
    --light-red: #ff6659;
    --gold: #ffd700;
    --light-gold: #fff9c4;
    --text-dark: #333;
    --text-light: #fff;
    --bg-light: #fff5f5;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #fff5f5 0%, #ffeaea 100%);
    min-height: 100vh;
    color: var(--text-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
header {
    text-align: center;
    padding: 20px 0;
    margin-bottom: 30px;
    background: linear-gradient(45deg, #b71c1c, #d32f2f, #ff6659);
    border-radius: 15px;
    color: var(--text-light);
    box-shadow: 0 5px 15px rgba(211, 47, 47, 0.3);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.festival-decoration {
    font-size: 1.2rem;
    color: var(--gold);
    animation: twinkle 2s infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* 按钮样式 */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-red), var(--light-red));
    color: white;
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.6);
}

.btn-secondary {
    background: white;
    color: var(--primary-red);
    border: 2px solid var(--primary-red);
}

.btn-secondary:hover {
    background: var(--primary-red);
    color: white;
}

.btn-large {
    padding: 15px 50px;
    font-size: 1.3rem;
}

.btn-disabled {
    background: #cccccc;
    color: #666666;
    cursor: not-allowed;
}

/* 表单样式 */
.form-container {
    max-width: 500px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--text-dark);
}
.field-error{color: red;}
.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-red);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 0.9rem;
}

.form-links {
    text-align: center;
    margin-top: 20px;
}

.form-links a {
    color: var(--primary-red);
    text-decoration: none;
    font-weight: bold;
}

/* 消息提示 */
.message {
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    text-align: center;
    font-weight: bold;
}

.message.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #a5d6a7;
}

.message.error {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ef9a9a;
}

/* 首页特色卡片 */
.home-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h2 {
    color: var(--primary-red);
    margin-bottom: 15px;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

.action-buttons {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 30px;
}

.action-buttons .btn {
    margin: 0 10px;
}

/* 页脚 */
footer {
    text-align: center;
    padding: 20px;
    color: #666;
    border-top: 1px solid #eee;
    margin-top: 40px;
}

/* 用户信息 */
.user-info {
    margin-top: 15px;
    font-size: 1.1rem;
}

.logout {
    margin-left: 15px;
    color: var(--gold);
    text-decoration: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .form-container {
        padding: 20px;
    }
    
    .home-main {
        grid-template-columns: 1fr;
    }
    
    .action-buttons .btn {
        display: block;
        margin: 10px auto;
        width: 80%;
    }
}


/* 在css/style.css中添加以下样式 */

/* 登录页特定样式 */
.login-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 40px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.login-header {
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--primary-red);
    margin-bottom: 10px;
}

.login-header p {
    color: #666;
}

.btn-login {
    width: 100%;
    padding: 14px;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.login-footer {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.login-footer a {
    color: var(--primary-red);
    text-decoration: none;
    font-weight: bold;
}

.login-footer a:hover {
    text-decoration: underline;
}

.error-message {
    background-color: #ffebee;
    color: #c62828;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #c62828;
}

.success-message {
    background-color: #e8f5e9;
    color: #2e7d32;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #2e7d32;
}

/* 导航栏样式 */
.main-nav {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 15px 0;
    background: white;
    margin-bottom: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.main-nav a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 5px;
    transition: all 0.3s;
}

.main-nav a:hover {
    background-color: var(--bg-light);
    color: var(--primary-red);
}