/**
 * 认证页面样式
 * 个人名片系统 v3.0
 * 
 * @author 开发团队
 * @version 3.0
 * @date 2024-12-19
 * 
 * 注意：基础样式重置已移至 common.css
 * 本文件仅包含认证页面特有的样式
 */

:root {
    --primary-900: #0f172a;
    --primary-700: #334155;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --accent-red: #e94560;
    --accent-pink: #ff6b9d;
    --accent-orange: #ff8c42;
}

/* 认证页面特定的 body 样式 */
body {
    background:
        radial-gradient(circle at 12% 18%, rgba(233, 69, 96, 0.15) 0%, transparent 42%),
        radial-gradient(circle at 88% 82%, rgba(255, 140, 66, 0.14) 0%, transparent 44%),
        linear-gradient(135deg, #fff5f0 0%, #ffe8e0 32%, #ffd6cc 68%, #ffc796 100%);
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 104px 24px 24px;
}

/* 导航样式统一由 index.css 负责，auth.css 仅保留认证内容样式 */

/* 认证容器 */
.auth-container {
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
}

/* 认证卡片 */
.auth-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 22px;
    padding: 38px 34px;
    box-shadow: 0 16px 48px rgba(12, 74, 110, 0.12), 0 6px 18px rgba(233, 69, 96, 0.12);
    border: 1px solid rgba(233, 69, 96, 0.18);
    animation: none;
}

/* 认证头部 */
.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h1 {
    font-size: 30px;
    font-weight: 700;
    color: var(--primary-900);
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}

.auth-header p {
    color: var(--gray-600);
    font-size: 15px;
}

/* 表单样式 */
.auth-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"] {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid var(--gray-300);
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #fff;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-pink);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.12);
}

.form-group input::placeholder {
    color: #9ca3af;
}

.form-hint {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 4px;
}

.form-hint--home-preview {
    margin-top: 8px;
    line-height: 1.5;
}

.form-hint-home-label {
    display: block;
    margin-bottom: 2px;
}

.form-hint-home-url {
    display: inline-block;
    font-weight: 500;
    color: var(--gray-700);
    word-break: break-all;
}

/* 输入组 */
.input-group {
    display: flex;
    gap: 10px;
}

.input-group input {
    flex: 1;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.input-group .btn {
    white-space: nowrap;
    padding: 12px 16px;
}

/* 复选框样式 */
.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-red);
}

.form-check label {
    margin-bottom: 0;
    font-size: 14px;
    color: var(--gray-700);
    cursor: pointer;
}

.form-check--agree {
    align-items: flex-start;
}

.form-check--agree input[type="checkbox"] {
    margin-top: 2px;
    flex-shrink: 0;
}

.form-check--agree label {
    line-height: 1.5;
}

.form-check--agree label a {
    color: var(--accent-red);
    font-weight: 500;
    text-decoration: none;
}

.form-check--agree label a:hover {
    text-decoration: underline;
}

/* 按钮样式 */
.auth-container .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.auth-container .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-container .btn-primary {
    background: linear-gradient(135deg, var(--accent-red) 0%, var(--accent-pink) 52%, var(--accent-orange) 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(233, 69, 96, 0.35), 0 2px 4px rgba(233, 69, 96, 0.2);
}

.auth-container .btn-outline {
    background: rgba(255, 255, 255, 0.8);
    color: var(--primary-900);
    border: 1.5px solid rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

@media (hover: hover) and (pointer: fine) {
    .auth-container .btn-primary:hover:not(:disabled) {
        transform: translateY(-2px);
        background: linear-gradient(135deg, var(--accent-pink) 0%, var(--accent-orange) 100%);
        box-shadow: 0 6px 24px rgba(233, 69, 96, 0.45), 0 4px 8px rgba(233, 69, 96, 0.25);
    }

    .auth-container .btn-outline:hover:not(:disabled) {
        background: var(--primary-900);
        color: white;
        border-color: var(--primary-900);
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(10, 10, 10, 0.15);
    }

    .auth-footer a:hover {
        color: var(--accent-red);
        text-decoration: underline;
    }
}

.auth-container .btn-full {
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
}

/* 加载动画 */
.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 提示框样式 */
.alert {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
    animation: slideDown 0.3s ease-out;
}

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

.alert-error {
    background: #fff1f2;
    color: #be123c;
    border: 1px solid #fecdd3;
}

.alert-success {
    background: #ecfdf3;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.alert svg {
    flex-shrink: 0;
}

/* 认证页脚 */
.auth-footer {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.auth-footer p {
    margin-bottom: 8px;
    color: var(--gray-500);
    font-size: 14px;
}

.auth-footer a {
    color: var(--accent-red);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

/* 响应式设计 */
@media (max-width: 480px) {
    body {
        padding: 92px 14px 16px;
    }

    /* 仅认证页：保持原来的移动端导航体积，不影响首页 */
    .auth-page .navbar .nav-buttons {
        gap: 8px;
    }

    .auth-page .navbar .btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .auth-container {
        padding: 0 10px;
    }
    
    .auth-card {
        padding: 30px 22px;
        border-radius: 18px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .auth-header p {
        font-size: 14px;
    }
    
    .form-group input {
        padding: 10px 14px;
        font-size: 16px; /* 防止iOS缩放 */
    }
    
    .auth-container .btn {
        padding: 12px 20px;
        font-size: 16px;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .auth-card {
        background: rgba(26, 32, 44, 0.95);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .auth-header h1 {
        color: #f7fafc;
    }
    
    .auth-header p {
        color: #a0aec0;
    }
    
    .form-group label {
        color: #e2e8f0;
    }
    
    .form-group input {
        background: #2d3748;
        border-color: #4a5568;
        color: #f7fafc;
    }
    
    .form-group input:focus {
        border-color: var(--accent-pink);
        background: #2d3748;
    }
    
    .form-hint {
        color: #a0aec0;
    }
    
    .form-hint-home-url {
        color: #e2e8f0;
    }
    
    .form-check label {
        color: #e2e8f0;
    }
    
    .form-check--agree label a {
        color: #fda4af;
    }
    
    .auth-footer {
        border-color: #4a5568;
    }
    
    .auth-footer p {
        color: #a0aec0;
    }
}

/* 无障碍支持 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .auth-card {
        border: 2px solid #000;
    }
    
    .btn-primary {
        background: #000;
        border: 2px solid #000;
    }
    
    .btn-outline {
        border: 2px solid #000;
        color: #000;
    }
}