/* 微信号回收平台主题样式 - 现代化响应式设计 */

/* CSS变量定义 */
:root {
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --secondary: #f59e0b;
    --secondary-light: #fbbf24;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #0ea5e9;
    --dark: #1f2937;
    --light: #f9fafb;
    --white: #ffffff;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
    --transition-slow: all 0.5s ease;
}

/* 全局重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* 容器样式 - 与Bootstrap兼容 */
.container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* 链接样式 */
a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* 标题样式 */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

.display-1 { font-size: 5rem; }
.display-2 { font-size: 4.5rem; }
.display-3 { font-size: 4rem; }
.display-4 { font-size: 3.5rem; }
.display-5 { font-size: 3rem; }
.display-6 { font-size: 2.5rem; }

/* 段落样式 */
p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
}

.text-muted {
    color: var(--gray-600) !important;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
    padding: 1rem 0;
}

/* 确保导航栏展开/折叠功能正常工作 */
.navbar-expand-lg .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
}

.navbar-expand-lg .navbar-toggler {
    display: none;
}

@media (max-width: 991.98px) {
    .navbar-expand-lg .navbar-collapse {
        display: none !important;
    }
    
    .navbar-expand-lg .navbar-toggler {
        display: block;
    }
    
    .navbar-expand-lg .navbar-collapse.show {
        display: flex !important;
        flex-direction: column;
    }
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow);
}

.navbar-dark {
    background: rgba(31, 41, 55, 0.95);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-dark .navbar-brand {
    color: var(--white);
}

.navbar-toggler {
    border: none;
    background: transparent;
    padding: 0.25rem 0.5rem;
    font-size: 1.25rem;
    color: var(--gray-600);
}

.navbar-dark .navbar-toggler {
    color: var(--white);
}

.navbar-nav {
    gap: 0.5rem;
}

.nav-link {
    color: var(--gray-700);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.navbar-dark .nav-link {
    color: rgba(255, 255, 255, 0.8);
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.navbar-dark .nav-link:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

.navbar-dark .nav-link.active {
    color: var(--white);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border: 1px solid transparent;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    user-select: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

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

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

.btn-outline-primary {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--gray-900);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* 卡片样式 */
.card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
    height: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.card-body {
    padding: 1.5rem;
}

.card-header {
    padding: 1rem 1.5rem;
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
}

.card-footer {
    padding: 1rem 1.5rem;
    background: var(--gray-100);
    border-top: 1px solid var(--gray-200);
}

/* 表单样式 */
.form-control, .form-select {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--gray-700);
    background-color: var(--white);
    background-clip: padding-box;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    color: var(--gray-700);
    background-color: var(--white);
    border-color: var(--primary);
    outline: 0;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

.form-label {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--gray-700);
}

/* 表格样式 */
.table {
    width: 100%;
    margin-bottom: 1rem;
    color: var(--gray-700);
    background-color: var(--white);
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem;
    vertical-align: top;
    border-top: 1px solid var(--gray-200);
}

.table thead th {
    vertical-align: bottom;
    border-bottom: 2px solid var(--gray-200);
    background: var(--gray-100);
    font-weight: 600;
}

.table-bordered {
    border: 1px solid var(--gray-200);
}

.table-bordered th,
.table-bordered td {
    border: 1px solid var(--gray-200);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--gray-100);
}

/* 网格系统 */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -0.75rem;
}

[class*="col-"] {
    padding: 0 0.75rem;
    margin-bottom: 1.5rem;
}

.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

@media (min-width: 576px) {
    .col-sm-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-sm-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-sm-3 { flex: 0 0 25%; max-width: 25%; }
    .col-sm-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-sm-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
    .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
    .col-sm-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
    .col-sm-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-sm-9 { flex: 0 0 75%; max-width: 75%; }
    .col-sm-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
    .col-sm-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
    .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

@media (min-width: 768px) {
    .col-md-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-md-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-md-3 { flex: 0 0 25%; max-width: 25%; }
    .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-md-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
    .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-md-9 { flex: 0 0 75%; max-width: 75%; }
    .col-md-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
    .col-md-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
    .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}

@media (min-width: 992px) {
    .col-lg-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-lg-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
    .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-lg-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
    .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
    .col-lg-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
    .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-lg-9 { flex: 0 0 75%; max-width: 75%; }
    .col-lg-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
    .col-lg-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
    .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

@media (min-width: 1200px) {
    .col-xl-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
    .col-xl-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
    .col-xl-3 { flex: 0 0 25%; max-width: 25%; }
    .col-xl-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-xl-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
    .col-xl-6 { flex: 0 0 50%; max-width: 50%; }
    .col-xl-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
    .col-xl-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-xl-9 { flex: 0 0 75%; max-width: 75%; }
    .col-xl-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
    .col-xl-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
    .col-xl-12 { flex: 0 0 100%; max-width: 100%; }
}

/* 间距工具类 */
.m-0 { margin: 0 !important; }
.m-1 { margin: 0.25rem !important; }
.m-2 { margin: 0.5rem !important; }
.m-3 { margin: 1rem !important; }
.m-4 { margin: 1.5rem !important; }
.m-5 { margin: 3rem !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }

.pt-0 { padding-top: 0 !important; }
.pt-1 { padding-top: 0.25rem !important; }
.pt-2 { padding-top: 0.5rem !important; }
.pt-3 { padding-top: 1rem !important; }
.pt-4 { padding-top: 1.5rem !important; }
.pt-5 { padding-top: 3rem !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-1 { padding-bottom: 0.25rem !important; }
.pb-2 { padding-bottom: 0.5rem !important; }
.pb-3 { padding-bottom: 1rem !important; }
.pb-4 { padding-bottom: 1.5rem !important; }
.pb-5 { padding-bottom: 3rem !important; }

/* 文本对齐 */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

/* 显示属性 */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }

/* Flexbox 工具类 */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.justify-content-start { justify-content: flex-start !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-end { justify-content: flex-end !important; }
.align-items-start { align-items: flex-start !important; }
.align-items-center { align-items: center !important; }
.align-items-end { align-items: flex-end !important; }

/* 英雄区域样式 */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    position: relative;
    overflow: hidden;
    padding: 5rem 0;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

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

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero-section .lead {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

/* 版块样式 */
section {
    padding: 5rem 0;
}

section.bg-light {
    background-color: var(--light) !important;
}

section.bg-dark {
    background-color: var(--dark) !important;
    color: var(--white);
}

/* 页脚样式 */
footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0 2rem;
}

footer a {
    color: rgba(255, 255, 255, 0.7);
}

footer a:hover {
    color: var(--white);
}

/* 响应式设计 - 移动端优化 */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .navbar {
        padding: 0.5rem 0;
    }
    
    .navbar-brand {
        font-size: 1.25rem !important;
    }
    
    .navbar-toggler {
        padding: 0.25rem 0.5rem;
        font-size: 1rem;
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 4px;
    }
    
    .navbar-toggler:focus {
        box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.25);
        outline: none;
    }
    
    .navbar-collapse {
        margin-top: 1rem;
        background: rgba(31, 41, 55, 0.98);
        border-radius: 8px;
        padding: 0.5rem;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    }
    
    .navbar-nav {
        text-align: center;
        gap: 0;
    }
    
    .nav-link {
        padding: 0.75rem 1rem !important;
        border-radius: 4px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        display: block;
        text-align: center;
        margin: 2px 0;
        transition: all 0.3s ease;
    }
    
    .nav-link:hover {
        background: rgba(255, 255, 255, 0.1);
        transform: translateX(5px);
    }
    
    .navbar-dark .nav-link {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .hero-section {
        min-height: 60vh;
        padding: 3rem 0;
        text-align: center;
    }
    
    .hero-section h1 {
        font-size: 1.75rem !important;
        line-height: 1.3;
        margin-bottom: 1rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    section {
        padding: 2rem 0;
    }
    
    .display-6 {
        font-size: 1.5rem !important;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
        padding: 0.75rem 1rem !important;
        font-size: 1rem;
    }
    
    .btn-lg {
        padding: 1rem 1.25rem !important;
        font-size: 1.125rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .row {
        margin: 0 -8px;
    }
    
    [class*="col-"] {
        padding: 0 8px;
        margin-bottom: 1rem;
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        display: block;
        width: 100%;
    }
    
    .table {
        font-size: 0.875rem;
        min-width: 600px;
    }
    
    .form-control, .form-select {
        padding: 0.75rem;
        font-size: 16px;
        width: 100%;
    }
    
    /* 移动端特殊样式 */
    .d-none-mobile {
        display: none !important;
    }
    
    .text-center-mobile {
        text-align: center !important;
    }
    
    .w-100-mobile {
        width: 100% !important;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 13px;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .hero-section {
        min-height: 50vh;
        padding: 2rem 0;
    }
    
    .hero-section h1 {
        font-size: 1.5rem !important;
    }
    
    .hero-section .lead {
        font-size: 0.9rem;
    }
    
    .display-6 {
        font-size: 1.25rem !important;
    }
    
    section {
        padding: 1.5rem 0;
    }
    
    .btn {
        padding: 0.65rem 0.9rem !important;
        font-size: 0.9rem;
    }
    
    .card-body {
        padding: 0.75rem;
    }
    
    .m-5 { margin: 1rem !important; }
    .mt-5 { margin-top: 1rem !important; }
    .mb-5 { margin-bottom: 1rem !important; }
    .p-5 { padding: 1rem !important; }
    .pt-5 { padding-top: 1rem !important; }
    .pb-5 { padding-bottom: 1rem !important; }
    
    footer {
        padding: 1.5rem 0 0.75rem;
    }
    
    footer .col-lg-4 {
        margin-bottom: 1.5rem;
    }
}

/* 特殊效果 */
.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* 打印样式 */
@media print {
    .navbar,
    .btn,
    footer {
        display: none !important;
    }
    
    .container {
        max-width: none !important;
    }
    
    .card {
        border: 1px solid var(--gray-400) !important;
        box-shadow: none !important;
    }
}