/* 
 * 统一表单样式 - 参考todo_list设计规范
 * 统一输入框、按钮、验证码等UI元素的高度、颜色和夜间模式
 */

/* ===== 基础变量定义 ===== */
:root {
    /* 表单颜色 */
    --form-border-color: #e5e7eb;
    --form-border-focus: #3b82f6;
    --form-bg-color: #ffffff;
    --form-text-color: #1f2937;
    --form-placeholder: #9ca3af;
    
    /* 按钮颜色 */
    --btn-primary-bg: linear-gradient(135deg, #3b82f6, #2563eb);
    --btn-primary-hover: #2563eb;
    --btn-secondary-bg: #f3f4f6;
    --btn-secondary-text: #374151;
    --btn-secondary-hover: #e5e7eb;
    
    /* 验证码 */
    --captcha-bg: #ffffff;
    --captcha-border: #e5e7eb;
    
    /* 图标颜色 */
    --icon-color: #9ca3af;
    --icon-focus: #3b82f6;
    
    /* 阴影 */
    --focus-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
    --button-shadow: 0 4px 6px rgba(37, 99, 235, 0.2);
}

/* 深色模式变量 */
[data-theme="dark"],
html.dark {
    --form-border-color: #4b5563;
    --form-border-focus: #60a5fa;
    --form-bg-color: #1f2937;
    --form-text-color: #e5e7eb;
    --form-placeholder: #6b7280;
    
    --btn-primary-bg: linear-gradient(135deg, #60a5fa, #3b82f6);
    --btn-primary-hover: #3b82f6;
    --btn-secondary-bg: #374151;
    --btn-secondary-text: #e5e7eb;
    --btn-secondary-hover: #4b5563;
    
    --captcha-bg: #374151;
    --captcha-border: #4b5563;
    
    --icon-color: #6b7280;
    --icon-focus: #60a5fa;
    
    --focus-shadow: 0 0 0 2px rgba(96, 165, 250, 0.1);
    --button-shadow: 0 4px 6px rgba(96, 165, 250, 0.2);
}

/* ===== 输入框统一样式 ===== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="tel"],
input[type="url"],
select,
textarea {
    height: 40px; /* 统一高度 */
    padding: 0 1rem;
    border: 1px solid var(--form-border-color);
    border-radius: 8px;
    /* background-color: var(--form-bg-color); */
    color: var(--form-text-color);
    font-size: 14px;
    line-height: 1.4;
    transition: all 0.3s ease;
    outline: none;
    font-family: inherit;
}

/* 带图标的输入框 */
.input-group input[type="text"],
.input-group input[type="email"],
.input-group input[type="password"],
.input-group input[type="number"],
.input-group input[type="search"],
.input-group input[type="tel"],
.input-group input[type="url"] {
    padding-left: 40px; /* 为图标留出空间 */
    padding-right: 12px;
}

/* 占位符样式 */
input::placeholder,
textarea::placeholder,
select option:first-child {
    color: var(--form-placeholder);
    opacity: 1;
}

/* 焦点状态 */
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
select:focus,
textarea:focus {
    border-color: var(--form-border-focus);
    box-shadow: var(--focus-shadow);
    background-color: var(--form-bg-color);
}

/* 多行文本框特殊样式 */
textarea {
    height: auto;
    min-height: 80px;
    padding: 12px;
    resize: vertical;
    line-height: 1.5;
}

/* 下拉选择框 */
select {
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 8px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 32px;
}

/* 深色模式下的下拉箭头 */
[data-theme="dark"] select,
html.dark select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
}

/* 下拉选项样式 */
select option {
    background-color: var(--form-bg-color);
    color: var(--form-text-color);
    padding: 8px 12px;
}

/* ===== 输入框组样式 ===== */
.input-group {
    position: relative;
    display: flex;
    flex-direction: column;
}

/* 输入框图标 */
.input-group i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--icon-color);
    font-size: 16px;
    transition: color 0.3s ease;
    z-index: 2;
    pointer-events: none;
}

/* 焦点状态下的图标 */
.input-group input:focus + i {
    color: var(--icon-focus);
}

/* ===== 按钮统一样式 ===== */
button,
.btn {
    min-height: 40px; /* 统一高度 */
    padding: 0 16px;
    /* border: none; */
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: inherit;
    white-space: nowrap;
    user-select: none;
}

/* 主要按钮 */
.btn-primary,
button[type="submit"] {
    background: var(--btn-primary-bg);
    color: #ffffff;
    border: none;
}

.btn-primary:hover,
button[type="submit"]:hover {
    background: var(--btn-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--button-shadow);
}

.btn-primary:active,
button[type="submit"]:active {
    transform: translateY(0);
    box-shadow: none;
}

/* 次要按钮 */
.btn-secondary {
    background-color: var(--btn-secondary-bg);
    color: var(--btn-secondary-text);
    border: 1px solid var(--form-border-color);
}

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

/* 获取验证码按钮特殊样式 */
button[id*="sendEmailCodeBtn"],
button[id*="EmailCodeBtn"] {
    height: 40px; /* 与输入框同高 */
    min-width: 120px;
    padding: 0 12px;
    font-size: 13px;
}

/* 危险按钮 */
.btn-danger {
    background-color: #ef4444;
    color: #ffffff;
}

.btn-danger:hover {
    background-color: #dc2626;
}

/* 成功按钮 */
.btn-success {
    background-color: #10b981;
    color: #ffffff;
}

.btn-success:hover {
    background-color: #059669;
}

/* 禁用状态 */
button:disabled,
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

/* ===== 验证码样式 ===== */
.captcha-canvas,
.captcha-container img {
    height: 40px; /* 与输入框同高 */
    width: 120px;
    border: 1px solid var(--captcha-border);
    border-radius: 8px;
    background-color: var(--captcha-bg);
    cursor: pointer;
    transition: all 0.3s ease;
    object-fit: cover;
}

.captcha-canvas:hover,
.captcha-container img:hover {
    border-color: var(--form-border-focus);
    box-shadow: var(--focus-shadow);
}

/* ===== 复选框和单选框样式 ===== */
input[type="checkbox"],
input[type="radio"] {
    width: 16px;
    height: 16px;
    border: 1px solid var(--form-border-color);
    border-radius: 4px;
    background-color: var(--form-bg-color);
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 0;
    outline: none;
    vertical-align: middle;
    flex-shrink: 0;
}

input[type="radio"] {
    border-radius: 50%;
}

input[type="checkbox"]:checked,
input[type="radio"]:checked {
    background-color: var(--form-border-focus);
    border-color: var(--form-border-focus);
}

input[type="checkbox"]:focus,
input[type="radio"]:focus {
    box-shadow: var(--focus-shadow);
}

/* ===== 复选框和标签的容器样式 ===== */
.checkbox-container,
.radio-container,
.flex.items-center {
    display: flex;
    align-items: center;
    /* gap: 8px; */
}

.checkbox-container label,
.radio-container label,
.flex.items-center label {
    /* margin: 0; */
    line-height: 1.4;
    font-size: 14px;
    display: flex;
    align-items: center;
}

/* 记住我选项特殊样式 */
.flex.items-center.justify-between {
    align-items: center;
}

.flex.items-center.justify-between .flex.items-center {
    /* gap: 8px; */
}

/* 修复ml-2类导致的对齐问题 */
.ml-2 {
    margin-left: 8px !important;
}

/* 确保嵌套flex容器的对齐 */
.flex.items-center input[type="checkbox"] + label,
.flex.items-center input[type="radio"] + label {
    margin-left: 8px;
    display: inline-flex;
    align-items: center;
    line-height: 1.4;
}

/* ===== 标签样式 ===== */
label {
    color: var(--form-text-color);
    font-size: 14px;
    font-weight: 500;
    /* margin-bottom: 4px; */
    cursor: pointer;
}

/* ===== 错误状态样式 ===== */
.error input[type="text"],
.error input[type="email"],
.error input[type="password"],
.error input[type="number"],
.error select,
.error textarea,
input.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1);
}

.error-message,
.field-error {
    color: #ef4444;
    font-size: 12px;
    margin-top: 4px;
    line-height: 1.4;
    display: block;
    width: 100%;
}

/* 输入框组中的错误信息 */
.input-group .field-error,
.input-group .error-message {
    margin-top: 4px;
    margin-left: 0;
    color: #ef4444;
    font-size: 12px;
    line-height: 1.4;
    animation: errorSlideIn 0.3s ease-out;
}

/* 错误信息动画 */
@keyframes errorSlideIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 表单验证错误样式 */
.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1) !important;
}

.form-group .error-text {
    display: block;
    margin-top: 4px;
    color: #ef4444;
    font-size: 12px;
    line-height: 1.4;
}

/* 登录表单特殊错误样式 */
.auth-form .field-error {
    margin-top: 4px;
    color: #ef4444;
    font-size: 12px;
    line-height: 1.4;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 4px;
    padding: 6px 8px;
    animation: errorSlideIn 0.3s ease-out;
}

/* 深色模式下的错误样式 */
[data-theme="dark"] .field-error,
[data-theme="dark"] .error-message,
html.dark .field-error,
html.dark .error-message {
    color: #fca5a5;
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
}

[data-theme="dark"] .auth-form .field-error,
html.dark .auth-form .field-error {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

/* ===== 成功状态样式 ===== */
.success input[type="text"],
.success input[type="email"],
.success input[type="password"],
.success input[type="number"],
.success select,
.success textarea,
input.success {
    border-color: #10b981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.1);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1023px) {
    button,
    .btn {
        font-size: 15px;
        padding: 0 12px;
    }
    
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    input[type="search"],
    input[type="tel"],
    input[type="url"],
    select,
    textarea {
        font-size: 16px; /* 防止iOS缩放 */
    }
    
    button[id*="sendEmailCodeBtn"],
    button[id*="EmailCodeBtn"] {
        min-width: 100px;
        font-size: 12px;
    }
}

/* ===== 加载状态样式 ===== */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===== 玻璃效果表单容器 ===== */
.glass-effect {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    transition: all 0.3s ease;
}

[data-theme="dark"] .glass-effect,
html.dark .glass-effect {
    background: rgba(31, 41, 55, 0.95);
    border: 1px solid rgba(75, 85, 99, 0.2);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
}

/* ===== 表单间距统一 ===== */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.form-row .input-group {
    flex: 1;
}

/* ===== 链接样式 ===== */
a.text-primary {
    color: var(--form-border-focus);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

a.text-primary:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* ===== 深色模式专用修复 ===== */
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="email"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] input[type="search"],
[data-theme="dark"] input[type="tel"],
[data-theme="dark"] input[type="url"],
[data-theme="dark"] select,
[data-theme="dark"] textarea,
html.dark input[type="text"],
html.dark input[type="email"],
html.dark input[type="password"],
html.dark input[type="number"],
html.dark input[type="search"],
html.dark input[type="tel"],
html.dark input[type="url"],
html.dark select,
html.dark textarea {
    /* background-color: var(--form-bg-color) !important; */
    color: var(--form-text-color) !important;
    border-color: var(--form-border-color) !important;
}

[data-theme="dark"] select option,
html.dark select option {
    background-color: var(--form-bg-color) !important;
    color: var(--form-text-color) !important;
}

/* ===== 对话框样式已移至独立组件 js/components/dialog.js ===== */

/* ===== 富文本编辑器适配 ===== */
[data-theme="dark"] .ql-toolbar.ql-snow,
[data-theme="dark"] .ql-container.ql-snow,
[data-theme="dark"] .ql-editor,
html.dark .ql-toolbar.ql-snow,
html.dark .ql-container.ql-snow,
html.dark .ql-editor {
    background-color: var(--form-bg-color) !important;
    color: var(--form-text-color) !important;
    border-color: var(--form-border-color) !important;
}

[data-theme="dark"] .ql-toolbar.ql-snow .ql-stroke,
html.dark .ql-toolbar.ql-snow .ql-stroke {
    stroke: var(--form-text-color) !important;
}

[data-theme="dark"] .ql-toolbar.ql-snow .ql-fill,
html.dark .ql-toolbar.ql-snow .ql-fill {
    fill: var(--form-text-color) !important;
}