/* ============================================
   登录/注册页面样式 - 仙侠古风
   ============================================ */

.auth-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px 50px;
    background: var(--bg-color);
    position: relative;
    overflow: hidden;
}

.auth-container {
    position: relative;
    z-index: 1;
}

.auth-box {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 450px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-gold);
    position: relative;
    overflow: hidden;
}

.auth-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-gold);
}

.auth-header {
    text-align: center;
    margin-bottom: 35px;
}

.auth-header h2 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-header p {
    color: var(--text-gray);
    font-size: 16px;
}

/* 表单样式 */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    color: var(--text-color);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input,
.realm-select {
    width: 100%;
    padding: 15px 45px 15px 20px;
    background: rgba(201, 168, 76, 0.05);
    border: 2px solid rgba(201, 168, 76, 0.2);
    border-radius: 10px;
    color: var(--text-color);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input::placeholder {
    color: var(--light-text);
}

.form-group input:focus,
.realm-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--glow);
    background: rgba(201, 168, 76, 0.1);
}

.input-icon {
    position: absolute;
    right: 15px;
    top: 38px;
    font-size: 18px;
}

.realm-select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
}

.realm-select option {
    background: var(--bg-secondary);
    color: var(--text-color);
}

/* 表单选项 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-gray);
    font-size: 14px;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

.forgot-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.forgot-link:hover {
    color: var(--primary-light);
    text-shadow: var(--glow);
}

/* 按钮样式 */
.auth-button {
    width: 100%;
    padding: 16px;
    background: var(--gradient-gold);
    color: #000;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: var(--shadow-gold);
}

.auth-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 40px rgba(201, 168, 76, 0.5);
    background: linear-gradient(135deg, #d4a853, #c9a84c);
}

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

/* 切换登录/注册 */
.auth-switch {
    text-align: center;
    margin-top: 15px;
}

.auth-switch p {
    color: var(--text-gray);
    font-size: 14px;
}

.auth-switch a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.auth-switch a:hover {
    color: var(--primary-light);
    text-shadow: var(--glow);
}

/* 消息提示 */
.auth-message {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    padding: 15px 30px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    z-index: 10000;
    animation: slideDown 0.3s ease;
}

.auth-message.success {
    background: linear-gradient(135deg, #00c853, #00e676);
    color: #fff;
    box-shadow: 0 10px 30px rgba(0, 200, 83, 0.4);
}

.auth-message.error {
    background: linear-gradient(135deg, #ff1744, #ff5252);
    color: #fff;
    box-shadow: 0 10px 30px rgba(255, 23, 68, 0.4);
}

.auth-message.warning {
    background: linear-gradient(135deg, #ff9800, #ffc107);
    color: #333;
    box-shadow: 0 10px 30px rgba(255, 152, 0, 0.4);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* 装饰元素 */
.auth-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.15) 0%, transparent 70%);
}

.circle-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.circle-2 {
    width: 300px;
    height: 300px;
    bottom: -50px;
    left: -50px;
    animation: float 6s ease-in-out infinite reverse;
}

.circle-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* 隐藏类 */
.hidden {
    display: none !important;
}

/* 输入验证样式 */
.form-group input.valid {
    border-color: #00c853;
}

.form-group input.invalid {
    border-color: #ff1744;
}

.form-group .error-message {
    color: #ff1744;
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

.form-group input.invalid + .error-message {
    display: block;
}

/* 用户信息显示 */
.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 30px;
    height: 30px;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #000;
    box-shadow: var(--shadow-gold);
}

.user-name {
    color: var(--text-color);
    font-size: 14px;
}

.logout-btn {
    background: none;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s ease;
}

.logout-btn:hover {
    background: var(--gradient-gold);
    color: #000;
    box-shadow: var(--shadow-gold);
}

/* 响应式设计 */
@media screen and (max-width: 480px) {
    .auth-box {
        padding: 30px 20px;
    }

    .auth-header h2 {
        font-size: 26px;
    }

    .form-group input,
    .realm-select {
        padding: 12px 40px 12px 15px;
        font-size: 14px;
    }

    .auth-button {
        padding: 14px;
        font-size: 16px;
    }
}