/* ========================================
   注册页面专属样式 - FaceTA H5
   基于base.css和page-base.css的设计系统
   ======================================== */

/* ==================== PC端注册卡片居中 ==================== */
/* 仅在PC端让auth-container水平居中 */
@media (min-width: 1025px) {
    /* PC端主容器垂直水平居中 */
    body.register .page-main {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* 子容器不要设置margin，由父容器Flexbox控制居中 */
    body.register .auth-container {
        margin: 0 !important;
        max-width: 31.25rem; /* 500px */
        width: 100%;
    }
    
    body.register .auth-card {
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    }
}

/* ==================== 底部进度条 ==================== */
.step-progress-bar {
    position: relative;
    height: 0.1875rem; /* 3px */
    background-color: var(--color-border);
    margin: 0;
}

.progress-track {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-border);
}

.progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 0.625rem rgba(0, 212, 212, 0.3); /* 10px */
}

/* ==================== 输入类型徽章 ==================== */
.input-type-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background-color: rgba(0, 212, 212, 0.1);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    animation: badgeFadeIn 0.3s ease;
}

.badge-icon {
    font-size: var(--font-size-md);
}

.badge-text {
    font-weight: var(--font-weight-medium);
}

@keyframes badgeFadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== 步骤内容切换 ==================== */
.step-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.step-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== 表单错误提示 ==================== */
.field-error {
    color: #DC3545;
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
    display: none;
    line-height: var(--line-height-base);
}

.form-control.error {
    border-color: #DC3545;
    background-color: #FFF5F5;
}

.form-control.error:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* ==================== 输入框与按钮组合 ==================== */
.input-with-button {
    display: flex;
    gap: var(--space-sm);
}

.input-with-button .form-control {
    flex: 1;
}

.input-with-button .btn {
    white-space: nowrap;
    min-width: 7rem; /* 112px */
}

/* ==================== 表单操作按钮组 ==================== */
.form-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.form-actions .btn {
    flex: 1;
}

/* ==================== 验证码输入区域 ==================== */
.captcha-input {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.captcha-input .form-control {
    flex: 1;
}

/* ==================== Turnstile 人机验证容器 ==================== */
.turnstile-container {
    min-height: 4rem; /* 64px */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-sm) 0;
}

.turnstile-container iframe {
    max-width: 100%;
}

/* ==================== 复选框样式 ==================== */
.checkbox-label {
    display: flex;
    align-items: flex-start;
    font-size: var(--font-size-md);
    line-height: var(--line-height-base);
    color: var(--color-text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-right: var(--space-xs);
    margin-top: 0.125rem; /* 2px */
    width: 1rem; /* 16px */
    height: 1rem; /* 16px */
    cursor: pointer;
    accent-color: var(--color-primary);
}

.checkbox-label a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.checkbox-label a:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

/* ==================== 认证链接 ==================== */
.auth-links {
    text-align: center;
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.auth-links a {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--font-size-md);
    transition: color 0.3s ease;
}

.auth-links a:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

/* ==================== 响应式设计 ==================== */

/* 移动端优化 (≤768px) */
@media (max-width: 768px) {
    .auth-container {
        padding: var(--space-md);
    }
    
    .auth-header {
        padding: var(--space-lg) var(--space-md);
    }
    
    .auth-form {
        padding: var(--space-lg) var(--space-md);
    }
    
    .input-with-button {
        flex-direction: column;
    }
    
    .input-with-button .btn {
        width: 100%;
    }
    
    /* 移动端Turnstile优化 */
    .turnstile-container {
        min-height: 3.5rem; /* 56px - 移动端稍小 */
    }
}

/* 平板端优化 (769px-1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .auth-container {
        max-width: 37.5rem; /* 600px */
    }
}

/* 桌面端优化 (>1024px) */
@media (min-width: 1025px) {
    .auth-container {
        max-width: 31.25rem; /* 500px */
        margin: 0; /* 移除margin，由父容器Flexbox控制居中 */
        width: 100%; /* 确保占满父容器宽度 */
    }
    
    .auth-card {
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    }
}

/* ==================== 加载状态 ==================== */
.btn-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 1rem;
    height: 1rem;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==================== 禁用状态 ==================== */
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-outline:disabled {
    background-color: transparent;
    color: var(--color-text-tertiary);
    border-color: var(--color-text-quaternary);
}

/* ==================== 步骤2提示卡片 ==================== */
.step-hint-card {
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.05), rgba(51, 230, 230, 0.05));
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    margin-bottom: var(--space-lg);
}

.hint-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    animation: bounceIn 0.6s ease;
}

.step-hint-card h3 {
    color: var(--color-text-primary);
    font-size: var(--font-size-title);
    margin-bottom: var(--space-sm);
    font-weight: var(--font-weight-bold);
}

.step-hint-card p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-md);
    line-height: var(--line-height-base);
    margin-bottom: var(--space-md);
}

.hint-info {
    background-color: #FFFFFF;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    display: inline-block;
    min-width: 15rem;
}

.info-label {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
    margin-right: var(--space-xs);
}

.info-value {
    color: var(--color-primary);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .step-hint-card {
        padding: var(--space-lg);
    }
    
    .hint-icon {
        font-size: 2.5rem;
    }
    
    .step-hint-card h3 {
        font-size: var(--font-size-lg);
    }
    
    .hint-info {
        width: 100%;
    }
}