/*
Theme Name: RDAI AI Service
Description: Modern AI service website theme based on Storefront. Features clean design, high-tech aesthetics, and mobile-friendly interface.
Author: RDAI Team
Version: 1.0.0
Template: storefront
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: rdai-ai-service
Tags: ai, service, technology, clean, modern, responsive
*/

/* Import parent theme styles */
@import url("../storefront/style.css");

/* AI Service Theme Variables - Clean & Modern */
:root {
    /* Primary Colors */
    --rdai-primary: #0066ff;       /* Clean blue */
    --rdai-secondary: #00d4aa;     /* Mint green */
    --rdai-accent: #ff6b35;        /* Orange accent */
    
    /* Neutral Colors */
    --rdai-light: #ffffff;
    --rdai-dark: #1a1a1a;
    --rdai-gray-50: #fafafa;
    --rdai-gray-100: #f5f5f5;
    --rdai-gray-200: #e5e5e5;
    --rdai-gray-300: #d4d4d4;
    --rdai-gray-400: #a3a3a3;
    --rdai-gray-500: #737373;
    --rdai-gray-600: #525252;
    --rdai-gray-700: #404040;
    --rdai-gray-800: #262626;
    --rdai-gray-900: #171717;
    
    /* Clean Effects */
    --rdai-gradient: linear-gradient(135deg, var(--rdai-primary) 0%, var(--rdai-secondary) 100%);
    --rdai-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --rdai-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --rdai-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Icon Colors */
    --rdai-icon-primary: #0066ff;
    --rdai-icon-secondary: #00d4aa;
    --rdai-icon-accent: #ff6b35;
    --rdai-icon-neutral: #6b7280;
}

/* Global Styles - Clean & Modern */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--rdai-gray-700);
    background: var(--rdai-light);
    position: relative;
}

/* Modern Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--rdai-gray-900);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

h1 { 
    font-size: 2.5rem;
    color: var(--rdai-gray-900);
    margin-bottom: 1rem;
}

h2 { 
    font-size: 2rem;
    color: var(--rdai-gray-800);
    margin-bottom: 1rem;
}

h3 { 
    font-size: 1.5rem;
    color: var(--rdai-gray-800);
}

h4 { 
    font-size: 1.25rem;
    color: var(--rdai-gray-700);
}

h5 { 
    font-size: 1.125rem;
    color: var(--rdai-gray-700);
}

h6 { 
    font-size: 1rem;
    color: var(--rdai-gray-600);
}

/* Modern Button Styles */
.button,
button,
input[type="button"],
input[type="reset"],
input[type="submit"] {
    background: var(--rdai-primary);
    border: 1px solid var(--rdai-primary);
    border-radius: 8px;
    color: white;
    padding: 12px 24px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    box-shadow: var(--rdai-shadow);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.button:hover,
button:hover,
input[type="button"]:hover,
input[type="reset"]:hover,
input[type="submit"]:hover {
    background: var(--rdai-gray-800);
    border-color: var(--rdai-gray-800);
    transform: translateY(-1px);
    box-shadow: var(--rdai-shadow-lg);
}

/* Button variants */
.rdai-btn-primary {
    background: var(--rdai-primary);
    border-color: var(--rdai-primary);
}

.rdai-btn-primary:hover {
    background: #0052cc;
    border-color: #0052cc;
}

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

.rdai-btn-secondary:hover {
    background: #00b896;
    border-color: #00b896;
}

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

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

/* Button sizes */
.rdai-btn-small {
    padding: 8px 16px;
    font-size: 0.75rem;
}

.rdai-btn-large {
    padding: 16px 32px;
    font-size: 1rem;
}

/* Clean Header */
.site-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--rdai-gray-200);
    box-shadow: var(--rdai-shadow);
}

/* Clean Navigation */
.main-navigation ul li a {
    color: var(--rdai-gray-700);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s ease;
    position: relative;
}

.main-navigation ul li a:hover {
    color: var(--rdai-primary);
    background: var(--rdai-gray-50);
}

/* Responsive Container with proper margins */
.col-full {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Full Width Container - override for desktop */
.storefront-full-width-content .col-full {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .col-full {
        padding: 0 1rem;
    }
    
    .storefront-full-width-content .col-full {
        padding: 0 1rem;
    }
}

/* Modern Card Design */
.rdai-card {
    background: var(--rdai-light);
    border: 1px solid var(--rdai-gray-200);
    border-radius: 12px;
    box-shadow: var(--rdai-shadow);
    padding: 2rem;
    margin-bottom: 2rem;
    position: relative;
    transition: all 0.2s ease;
}

.rdai-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--rdai-shadow-lg);
    border-color: var(--rdai-primary);
}

/* Card with icon */
.rdai-card-icon {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.rdai-card-icon .rdai-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--rdai-primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.rdai-card-icon.secondary .rdai-icon {
    background: var(--rdai-secondary);
}

.rdai-card-icon.accent .rdai-icon {
    background: var(--rdai-accent);
}

/* Feature cards */
.rdai-feature-card {
    text-align: center;
    padding: 3rem 2rem;
}

.rdai-feature-card .rdai-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    background: var(--rdai-gray-100);
    color: var(--rdai-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
}

.rdai-feature-card:hover .rdai-icon {
    background: var(--rdai-primary);
    color: white;
    transform: scale(1.1);
}

/* Icon System */
.rdai-icon {
    transition: all 0.2s ease;
}

.rdai-icon-sm {
    width: 16px;
    height: 16px;
}

.rdai-icon-md {
    width: 24px;
    height: 24px;
}

.rdai-icon-lg {
    width: 32px;
    height: 32px;
}

.rdai-icon-xl {
    width: 48px;
    height: 48px;
}

/* Icon colors */
.rdai-icon-primary {
    color: var(--rdai-icon-primary);
}

.rdai-icon-secondary {
    color: var(--rdai-icon-secondary);
}

.rdai-icon-accent {
    color: var(--rdai-icon-accent);
}

.rdai-icon-neutral {
    color: var(--rdai-icon-neutral);
}

/* Clean Hero Section */
.rdai-ai-hero {
    background: var(--rdai-gray-50);
    color: var(--rdai-gray-800);
    text-align: center;
    padding: 6rem 2rem;
    border-radius: 0;
    position: relative;
}

.rdai-ai-hero h1 {
    color: var(--rdai-gray-900);
    margin-bottom: 1rem;
}

.rdai-ai-hero p {
    font-size: 1.25rem;
    color: var(--rdai-gray-600);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.rdai-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .rdai-features-grid {
        grid-template-columns: 1fr;
        padding: 2rem 0;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    
    .rdai-card {
        padding: 1.5rem;
    }
    
    .rdai-ai-hero {
        padding: 2rem 1rem;
    }
}

/* Remove WooCommerce branding */
.site-info {
    display: none;
}

/* Storefront customizations */
.storefront-breadcrumb {
    background: var(--rdai-gray-50);
    padding: 1rem 0;
}

/* Product pages */
.woocommerce div.product {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--rdai-shadow);
}

/* Clean footer */
.site-footer {
    background: var(--rdai-gray-900);
    color: var(--rdai-gray-300);
    padding: 3rem 0 1rem;
}

.site-footer a {
    color: var(--rdai-gray-300);
    transition: color 0.3s ease;
}

.site-footer a:hover {
    color: var(--rdai-secondary);
}

/* Clean Special Elements */
.rdai-highlight {
    background: var(--rdai-gray-100);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    border-left: 4px solid var(--rdai-primary);
}

.rdai-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--rdai-primary);
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.rdai-badge.secondary {
    background: var(--rdai-secondary);
}

.rdai-badge.accent {
    background: var(--rdai-accent);
}

.rdai-badge.outline {
    background: transparent;
    color: var(--rdai-primary);
    border: 1px solid var(--rdai-primary);
}

/* Simple gradient backgrounds */
.rdai-gradient-bg {
    background: var(--rdai-gradient);
}

/* Simple borders */
.rdai-border {
    border: 1px solid var(--rdai-gray-200);
}

.rdai-border-primary {
    border-color: var(--rdai-primary);
}

.rdai-border-secondary {
    border-color: var(--rdai-secondary);
}

/* Loading states */
.rdai-loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Enhanced Mobile Experience */
@media (max-width: 768px) {
    /* Larger touch targets */
    .button, button, input[type="submit"] {
        min-height: 48px;
        padding: 16px 24px;
    }
    
    /* Better spacing for mobile */
    .rdai-card {
        margin: 0 1rem 1rem;
        padding: 1.5rem;
    }
    
    /* Mobile navigation improvements */
    .main-navigation ul li a {
        padding: 16px 20px;
        font-size: 1.1rem;
    }
    
    /* Improved form elements */
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    textarea {
        min-height: 48px;
        padding: 12px 16px;
        font-size: 1rem;
    }
    
    /* Mobile-optimized hero */
    .rdai-ai-hero {
        padding: 3rem 1rem;
    }
    
    .rdai-ai-hero h1 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
}

/* Ultra-wide screen optimizations */
@media (min-width: 1400px) {
    .col-full {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 3rem;
    }
    
    .storefront-full-width-content .col-full {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 3rem;
    }
}

/* Additional content spacing */
.site-main {
    padding: 0;
}

.rdai-fullwidth-page .entry-content .col-full {
    padding: 2rem;
}

@media (max-width: 768px) {
    .rdai-fullwidth-page .entry-content .col-full {
        padding: 1rem;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --rdai-light: #0f172a;
        --rdai-dark: #ffffff;
    }
    
    body {
        background-color: var(--rdai-gray-900);
        color: var(--rdai-gray-100);
    }
    
    .rdai-card {
        background: var(--rdai-gray-800);
        color: var(--rdai-gray-100);
    }
}

/* Custom RDAI Footer Styles */
.rdai-custom-footer {
    background: var(--rdai-gray-900);
    color: var(--rdai-gray-300);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.rdai-footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.rdai-footer-nav {
    width: 100%;
}

.rdai-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1rem 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.rdai-footer-links li {
    margin: 0;
}

.rdai-footer-links a {
    color: var(--rdai-gray-300);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    position: relative;
}

.rdai-footer-links a:hover {
    color: var(--rdai-secondary);
}

.rdai-footer-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--rdai-secondary);
    transition: width 0.3s ease;
}

.rdai-footer-links a:hover::after {
    width: 100%;
}

.rdai-footer-copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--rdai-gray-800);
    width: 100%;
}

.rdai-footer-copyright p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--rdai-gray-400);
}

/* Mobile Footer Styles */
@media (max-width: 768px) {
    .rdai-custom-footer {
        padding: 2rem 0 1rem;
        margin-top: 2rem;
    }

    .rdai-footer-links {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }

    .rdai-footer-links a {
        padding: 0.75rem 0;
        font-size: 1rem;
    }

    .rdai-footer-copyright {
        padding-top: 1rem;
    }
}

/* Tablet Footer Styles */
@media (min-width: 769px) and (max-width: 1024px) {
    .rdai-footer-links {
        gap: 1rem 1.5rem;
    }
}

/* ==================== 新版首页样式 ==================== */

/* Hero Section - 超大首屏 */
.rdai-hero-modern {
    background: var(--rdai-gradient);
    padding: 8rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.rdai-hero-modern::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.rdai-hero-modern::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-30px) translateX(20px);
    }
}

.rdai-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.rdai-hero-title-xl {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.rdai-hero-subtitle-xl {
    font-size: 1.75rem;
    color: rgba(255,255,255,0.95);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.rdai-gradient-text {
    color: #ffd700;
    font-weight: 700;
    text-shadow: 0 0 30px rgba(255,215,0,0.5);
}

.rdai-hero-desc {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2.5rem;
}

.rdai-hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.rdai-btn-primary-xl {
    padding: 18px 40px;
    font-size: 1.125rem;
    font-weight: 600;
    background: var(--rdai-primary);
    color: white;
    border: none;
    border-radius: 12px;
    box-shadow: var(--rdai-shadow-lg);
    transition: all 0.3s ease;
}

.rdai-btn-primary-xl:hover {
    transform: translateY(-2px);
    box-shadow: var(--rdai-shadow-xl);
    background: #0052cc;
}

.rdai-btn-outline-xl {
    padding: 18px 40px;
    font-size: 1.125rem;
    font-weight: 600;
    background: white;
    color: var(--rdai-primary);
    border: 2px solid var(--rdai-primary);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.rdai-btn-outline-xl:hover {
    background: var(--rdai-primary);
    color: white;
    transform: translateY(-2px);
}

.rdai-trust-badges {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.rdai-trust-badges span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    background: rgba(255,255,255,0.15);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.rdai-trust-badges i {
    color: #ffd700;
}

/* 核心功能亮点 - 4栏布局 */
.rdai-features-grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.rdai-feature-box {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--rdai-gray-200);
}

.rdai-feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--rdai-shadow-xl);
    border-color: transparent;
}

.rdai-feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.rdai-feature-box h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--rdai-gray-900);
}

.rdai-feature-box p {
    color: var(--rdai-gray-600);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 为什么选择我们 */
.rdai-why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.rdai-why-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--rdai-gray-200);
    transition: all 0.3s ease;
}

.rdai-why-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--rdai-shadow-lg);
}

.rdai-why-emoji {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.rdai-why-card h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.rdai-why-card p {
    font-size: 0.875rem;
    color: var(--rdai-gray-600);
    margin: 0;
}

/* 产品卡片 */
.rdai-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.rdai-product-card {
    background: white;
    border: 2px solid var(--rdai-gray-200);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.rdai-product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--rdai-shadow-xl);
    border-color: var(--rdai-primary);
}

.rdai-product-featured {
    border-color: var(--rdai-primary);
    box-shadow: var(--rdai-shadow-lg);
}

.rdai-product-free {
    border-color: var(--rdai-secondary);
}

.rdai-product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--rdai-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.rdai-badge-secondary {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.rdai-badge-free {
    background: var(--rdai-secondary);
}

.rdai-badge-info {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.rdai-product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--rdai-primary);
    color: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.rdai-product-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    min-height: 3rem;
}

.rdai-product-price {
    margin: 1.5rem 0;
}

.rdai-product-price .price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--rdai-primary);
}

.rdai-product-price .unit {
    font-size: 0.875rem;
    color: var(--rdai-gray-500);
}

.rdai-product-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.rdai-product-features li {
    padding: 0.5rem 0;
    font-size: 0.875rem;
    color: var(--rdai-gray-600);
}

/* 使用流程 */
.rdai-steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.rdai-step {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--rdai-gray-200);
}

.rdai-step-number {
    width: 50px;
    height: 50px;
    background: var(--rdai-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.rdai-step-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.rdai-step h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.rdai-step p {
    font-size: 0.875rem;
    color: var(--rdai-gray-600);
    margin: 0;
}

.rdai-step-arrow {
    font-size: 2rem;
    color: var(--rdai-primary);
    font-weight: 700;
}

/* 价格表格 */
.rdai-pricing-table {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.rdai-pricing-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--rdai-gray-200);
    transition: all 0.3s ease;
}

.rdai-pricing-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--rdai-shadow-lg);
}

.rdai-pricing-free {
    border-color: var(--rdai-secondary);
}

.rdai-pricing-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: var(--rdai-primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.rdai-pricing-item h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.rdai-pricing-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--rdai-primary);
}

.rdai-pricing-price span {
    font-size: 0.875rem;
    color: var(--rdai-gray-500);
    font-weight: 400;
}

/* FAQ */
.rdai-faq-container {
    max-width: 800px;
    margin: 3rem auto 0;
}

.rdai-faq-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border: 1px solid var(--rdai-gray-200);
}

.rdai-faq-item h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--rdai-gray-900);
}

.rdai-faq-item p {
    margin: 0;
    color: var(--rdai-gray-600);
}

.rdai-faq-more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--rdai-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--rdai-primary);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.rdai-faq-more-link:hover {
    background: var(--rdai-primary);
    color: white;
    transform: translateX(5px);
}

.rdai-faq-more-link i {
    transition: transform 0.3s ease;
}

.rdai-faq-more-link:hover i {
    transform: translateX(3px);
}

/* CTA Section */
.rdai-cta-section {
    background: var(--rdai-gradient);
    padding: 5rem 2rem;
    text-align: center;
    color: white;
}

.rdai-cta-content h2 {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 1rem;
}

.rdai-cta-content p {
    font-size: 1.25rem;
    opacity: 0.95;
    margin-bottom: 2rem;
}

.rdai-cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.rdai-btn-white-xl {
    padding: 18px 40px;
    font-size: 1.125rem;
    font-weight: 600;
    background: white;
    color: var(--rdai-primary);
    border: none;
    border-radius: 12px;
    transition: all 0.3s ease;
}

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

.rdai-btn-outline-white-xl {
    padding: 18px 40px;
    font-size: 1.125rem;
    font-weight: 600;
    background: transparent;
    color: white;
    border: 2px solid white;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.rdai-btn-outline-white-xl:hover {
    background: white;
    color: var(--rdai-primary);
    transform: translateY(-2px);
}

/* Section utilities */
.rdai-section-white {
    background: white;
    padding: 4rem 2rem;
}

.rdai-section-light {
    background: var(--rdai-gray-50);
    padding: 4rem 2rem;
}

.rdai-container {
    max-width: 1200px;
    margin: 0 auto;
}

.rdai-section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--rdai-gray-900);
}

.rdai-section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--rdai-gray-600);
    margin-bottom: 2rem;
}

/* Secondary button style */
.rdai-btn-secondary {
    background: var(--rdai-secondary);
    border-color: var(--rdai-secondary);
}

.rdai-btn-secondary:hover {
    background: #00b896;
    border-color: #00b896;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .rdai-hero-modern {
        padding: 3rem 1rem;
    }

    .rdai-hero-title-xl {
        font-size: 2rem;
    }

    .rdai-hero-subtitle-xl {
        font-size: 1.25rem;
    }

    .rdai-hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .rdai-btn-primary-xl,
    .rdai-btn-outline-xl {
        width: 100%;
    }

    .rdai-trust-badges {
        flex-direction: column;
        gap: 0.75rem;
    }

    .rdai-features-grid-4 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .rdai-steps-container {
        flex-direction: column;
    }

    .rdai-step-arrow {
        transform: rotate(90deg);
    }

    .rdai-section-title {
        font-size: 1.75rem;
    }

    .rdai-cta-content h2 {
        font-size: 1.75rem;
    }

    .rdai-cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ==================== 关于我们页面样式 ==================== */

/* About Hero */
.rdai-about-hero {
    background: var(--rdai-gradient);
    padding: 5rem 2rem 4rem;
    text-align: center;
    color: white;
}

.rdai-about-hero h1 {
    font-size: 3rem;
    color: white;
    margin-bottom: 1rem;
}

.rdai-about-subtitle {
    font-size: 1.5rem;
    opacity: 0.95;
    margin: 0;
}

/* About Intro */
.rdai-about-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.rdai-about-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: var(--rdai-gradient);
    color: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.rdai-about-intro h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--rdai-gray-900);
}

.rdai-about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--rdai-gray-700);
}

/* Vision Section */
.rdai-about-vision {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: var(--rdai-shadow-lg);
}

.rdai-vision-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.rdai-about-vision h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--rdai-gray-900);
}

.rdai-vision-text {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--rdai-gray-700);
    margin: 0;
}

/* Business Grid */
.rdai-business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.rdai-business-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    text-align: center;
    border: 2px solid var(--rdai-gray-200);
    transition: all 0.3s ease;
}

.rdai-business-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--rdai-shadow-xl);
    border-color: var(--rdai-primary);
}

.rdai-business-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.rdai-business-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--rdai-gray-900);
}

.rdai-business-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.rdai-business-card ul li {
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--rdai-gray-600);
}

/* Values Grid */
.rdai-values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.rdai-value-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--rdai-gray-200);
    transition: all 0.3s ease;
}

.rdai-value-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--rdai-shadow-lg);
}

.rdai-value-emoji {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.rdai-value-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--rdai-gray-900);
}

.rdai-value-card p {
    font-size: 0.95rem;
    color: var(--rdai-gray-600);
    margin: 0;
}

/* Contact Section */
.rdai-contact-section {
    background: var(--rdai-gray-50);
    padding: 5rem 2rem;
}

.rdai-contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.rdai-contact-content h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--rdai-gray-900);
}

.rdai-contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.rdai-contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: left;
    border: 1px solid var(--rdai-gray-200);
}

.rdai-contact-item i {
    font-size: 2rem;
    color: var(--rdai-primary);
    flex-shrink: 0;
}

.rdai-contact-item strong {
    display: block;
    font-size: 0.875rem;
    color: var(--rdai-gray-500);
    margin-bottom: 0.25rem;
}

.rdai-contact-item p {
    margin: 0;
    font-size: 1rem;
    color: var(--rdai-gray-900);
}

.rdai-contact-item a {
    color: var(--rdai-primary);
    text-decoration: none;
}

.rdai-contact-item a:hover {
    text-decoration: underline;
}

.rdai-contact-cta {
    margin-top: 2rem;
}

/* Mobile Responsive for About Page */
@media (max-width: 768px) {
    .rdai-about-hero h1 {
        font-size: 2rem;
    }

    .rdai-about-subtitle {
        font-size: 1.125rem;
    }

    .rdai-about-intro h2,
    .rdai-about-vision h2 {
        font-size: 1.75rem;
    }

    .rdai-business-grid,
    .rdai-values-grid {
        grid-template-columns: 1fr;
    }

    .rdai-contact-info {
        grid-template-columns: 1fr;
    }
}

/* ==================== 联系我们页面样式 ==================== */

/* Contact Hero */
.rdai-contact-hero {
    background: var(--rdai-gradient);
    padding: 5rem 2rem 4rem;
    text-align: center;
    color: white;
}

.rdai-contact-hero h1 {
    font-size: 3rem;
    color: white;
    margin-bottom: 1rem;
}

.rdai-contact-subtitle {
    font-size: 1.5rem;
    opacity: 0.95;
    margin: 0;
}

/* Contact Info Cards */
.rdai-contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.rdai-contact-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 16px;
    text-align: center;
    border: 2px solid var(--rdai-gray-200);
    transition: all 0.3s ease;
}

.rdai-contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--rdai-shadow-xl);
    border-color: var(--rdai-primary);
}

.rdai-contact-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
}

.rdai-contact-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--rdai-gray-900);
}

.rdai-contact-card p {
    color: var(--rdai-gray-600);
    margin-bottom: 0.5rem;
}

.rdai-contact-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--rdai-primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 1.125rem;
}

.rdai-contact-link:hover {
    text-decoration: underline;
}

.rdai-contact-address {
    color: var(--rdai-gray-500);
    font-size: 0.95rem;
}

/* Contact Form */
.rdai-contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.rdai-contact-form-header {
    text-align: center;
    margin-bottom: 3rem;
}

.rdai-contact-form-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--rdai-gray-900);
}

.rdai-contact-form-header p {
    font-size: 1.125rem;
    color: var(--rdai-gray-600);
}

.rdai-contact-form-container {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--rdai-shadow-lg);
}

.rdai-contact-form {
    width: 100%;
}

.rdai-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.rdai-form-group {
    margin-bottom: 1.5rem;
}

.rdai-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--rdai-gray-700);
    font-size: 0.95rem;
}

.rdai-form-group input,
.rdai-form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--rdai-gray-200);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.rdai-form-group input:focus,
.rdai-form-group textarea:focus {
    outline: none;
    border-color: var(--rdai-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.rdai-form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.rdai-form-submit {
    text-align: center;
    margin-top: 2rem;
}

.rdai-form-note {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--rdai-gray-500);
}

/* Contact FAQ */
.rdai-contact-faq {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.rdai-contact-faq .rdai-faq-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--rdai-gray-200);
}

.rdai-contact-faq .rdai-faq-item h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--rdai-gray-900);
}

.rdai-contact-faq .rdai-faq-item p {
    margin: 0;
    color: var(--rdai-gray-600);
    line-height: 1.6;
}

/* Quick Links Section */
.rdai-quick-links-section {
    background: var(--rdai-gray-50);
    padding: 4rem 2rem;
    text-align: center;
}

.rdai-quick-links-section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--rdai-gray-900);
}

.rdai-quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.rdai-quick-link-card {
    background: white;
    padding: 2rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    color: var(--rdai-gray-700);
    border: 2px solid var(--rdai-gray-200);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.rdai-quick-link-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--rdai-shadow-lg);
    border-color: var(--rdai-primary);
    color: var(--rdai-primary);
}

.rdai-quick-link-card i {
    font-size: 2rem;
    color: var(--rdai-primary);
}

.rdai-quick-link-card:hover i {
    transform: scale(1.1);
}

.rdai-quick-link-card span {
    font-weight: 600;
    font-size: 1rem;
}

/* Mobile Responsive for Contact Page */
@media (max-width: 768px) {
    .rdai-contact-hero h1 {
        font-size: 2rem;
    }

    .rdai-contact-subtitle {
        font-size: 1.125rem;
    }

    .rdai-contact-cards {
        grid-template-columns: 1fr;
    }

    .rdai-contact-form-container {
        padding: 2rem 1.5rem;
    }

    .rdai-form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .rdai-contact-faq {
        grid-template-columns: 1fr;
    }

    .rdai-quick-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Product page - remove sidebar and make full width */
.single-product.storefront-full-width-content .widget-area {
    display: none !important;
}

.single-product.storefront-full-width-content .site-main {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
}

.single-product.storefront-full-width-content .col-full {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .rdai-ai-hero,
    .button {
        display: none !important;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: #fff;
    }
}

/* ========================================
   排版风格样品滚动区
   ======================================== */

.rdai-styles-scroll-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
}

.rdai-styles-scroll-track {
    display: flex;
    width: max-content;
    animation: scrollStyles 40s linear infinite;
}

.rdai-styles-scroll-track:hover {
    animation-play-state: paused;
}

.rdai-styles-scroll-group {
    display: flex;
    gap: 20px;
    padding: 0 10px;
}

.rdai-style-sample {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.rdai-style-sample:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.rdai-style-sample img {
    width: 336px;
    height: 262px;
    object-fit: cover;
    display: block;
}

.rdai-style-name {
    padding: 12px 20px;
    font-size: 15px;
    font-weight: 600;
    color: #333;
    background: #f8f9fa;
    width: 100%;
    text-align: center;
    border-top: 1px solid #e9ecef;
}

.rdai-style-sample:hover .rdai-style-name {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

@keyframes scrollStyles {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .rdai-style-sample img {
        width: 280px;
        height: 219px;
    }

    .rdai-styles-scroll-track {
        animation-duration: 30s;
    }
}

@media (max-width: 480px) {
    .rdai-style-sample img {
        width: 224px;
        height: 175px;
    }

    .rdai-style-name {
        font-size: 13px;
        padding: 10px 15px;
    }
}