/* contact.css - 联系页面特定样式 */

/* 1. 英雄区样式 */
.hero-section {
    background: linear-gradient(to bottom,
            rgba(5, 15, 30, 0) 0%,
            rgba(5, 15, 30, 0.4) 30%,
            rgba(5, 15, 30, 0.4) 100%);
}

.code-visual .code-line {
    text-align: center;
}

.code-visual .line-segment {
    height: 4px;
    margin: 0 auto;
}

.code-visual .line-segment.short {
    width: 60px;
}

.code-visual .line-segment.medium {
    width: 100px;
}

.code-visual .line-segment.long {
    width: 140px;
}

.code-visual .line-text {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* 2. 卡片区域 */
.contact-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-card:hover {
    transform: rotateZ(3deg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: rgba(66, 133, 244, 0.2);
}

.contact-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

/* 联系方式条目 */
.contact-info-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.2s ease;
}

.contact-info-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
}

/* 复制按钮 */
.btn-copy {
    color: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    padding: 0.35rem 0.6rem;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.btn-copy:hover {
    color: #ffffff;
    background: rgba(42, 159, 214, 0.2);
    border-color: rgba(42, 159, 214, 0.4);
}

.btn-copy.copied {
    color: #2a9fd6;
    border-color: #2a9fd6;
    background: rgba(42, 159, 214, 0.15);
}

/* 表单卡片 */
.contact-form {
    transition: all 0.3s ease;
}

.contact-form:hover {
    border-color: rgba(255, 255, 255, 0.15) !important;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

/* 表单标题 */
.contact-form .form-heading {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 表单副标题 */
.contact-form .form-subtitle {
    opacity: 0.9;
}

/* 字符计数容器 */
.char-count-wrapper {
    opacity: 0.8;
}

/* 表单样式 */
.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.95) !important;
}

.form-control,
.form-select {
    background-color: rgba(10, 15, 35, 0.6) !important;
    color: #ffffff !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
    border-radius: 8px !important;
    transition: all 0.3s ease;
    font-weight: 500;
    padding: 0.75rem 1rem;
}

.form-control:focus,
.form-select:focus {
    background-color: rgba(15, 20, 45, 0.8) !important;
    border-color: #2a9fd6 !important;
    box-shadow: 0 0 0 0.25rem rgba(42, 159, 214, 0.25) !important;
    color: #ffffff !important;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5) !important;
    font-weight: 400;
}

/* 验证状态样式 */
.form-control.is-valid,
.form-select.is-valid {
    border-color: #198754 !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23198754' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: #dc3545 !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

/* 错误提示样式 */
.name-feedback,
.email-feedback,
.phone-feedback,
.service-feedback,
.message-feedback,
.privacy-feedback {
    display: block;
    opacity: 0;
    height: 0;
    overflow: hidden;
    transition: opacity 0.3s ease, height 0.3s ease;
}

.name-feedback.show,
.email-feedback.show,
.phone-feedback.show,
.service-feedback.show,
.message-feedback.show,
.privacy-feedback.show {
    opacity: 1;
    height: auto;
    margin-top: 0.5rem;
}

/* 下拉菜单优化 */
.form-select {
    appearance: none;
    color-scheme: dark;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='white' d='M8 11L3 6h10z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 16px 12px;
}

select option {
    background-color: #1a2244;
    color: white;
    padding: 10px;
}

/* 复选框样式优化 */
.form-check-input {
    width: 1.2em;
    height: 1.2em;
    margin-top: 0.15em;
    background-color: rgba(255, 255, 255, 0.1);
}

.form-check-input:checked {
    background-color: #2a9fd6;
    border-color: #2a9fd6;
}

.form-check-input:focus {
    border-color: #2a9fd6;
    box-shadow: 0 0 0 0.25rem rgba(42, 159, 214, 0.25);
}

.btn-submit {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* 增强白色文本的可读性 */
#submitBtn .submit-text,
#submitBtn .loading-text {
    color: inherit;
    font-weight: inherit;
}

/* 确保图标也是白色 */
#submitBtn i {
    color: inherit;
}

/* 加载动画 */
.spinner-border {
    width: 1.5rem;
    height: 1.5rem;
}

/* 成功/失败消息样式 */
.alert-success {
    background-color: rgba(40, 167, 69, 0.15);
    border-color: rgba(40, 167, 69, 0.3);
    color: #d4edda;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.15);
    border-color: rgba(220, 53, 69, 0.3);
    color: #f8d7da;
}

/* 字符计数样式 */
#charCount {
    color: #2a9fd6;
    font-weight: 600;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .contact-icon {
        width: 60px;
        height: 60px;
    }

    .contact-icon i {
        font-size: 1.5rem;
    }
}