/* --- areacode.css 合并内容开始 --- */
:root {
    --primary-color: #3b82f6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-color: #1e293b;
    --light-bg: #f1f5f9;
    --gradient-1: linear-gradient(135deg, #4f46e5 0%, #7e22ce 100%);
    --gradient-2: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
    --gradient-3: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 100%);
    --accent-orange: #f97316;
    --accent-purple: #8b5cf6;
    --soft-green: #34d399;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

.hero-section {
    background: var(--gradient-1);
    color: white;
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="rgba(255,255,255,0.1)"><polygon points="0,100 1000,0 1000,100"/></svg>');
    background-size: cover;
}
.search-container {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    margin-top: 2rem;
    position: relative;
    z-index: 2;
    border: 3px solid rgba(255,255,255,0.3);
}
.search-input {
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}
.search-input:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}
.search-btn {
    background: var(--gradient-3);
    border: none;
    border-radius: 12px;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    color: white;
}
.search-btn:hover {
    background: var(--gradient-2);
    transform: translateY(-2px);
    color: white;
}
.info-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
}
.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}
.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-3);
    border-radius: 16px 16px 0 0;
}
.info-box {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0 !important;
    transition: all 0.3s ease;
    min-height: 180px;
    display: flex;
    flex-direction: column;
}
.info-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    border-color: var(--primary-color) !important;
}
.security-alert {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border: 2px solid var(--warning-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
    position: relative;
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.1);
}
.security-alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #f97316, #f59e0b);
    border-radius: 16px 16px 0 0;
}
.security-alert.danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border-color: var(--danger-color);
}
.security-alert.success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-color: var(--success-color);
}
.icon-badge {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.brand-logo {
    margin-bottom: 2rem;
}
.logo-container {
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 1.5rem 2.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}
.logo-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}
.logo-main {
    font-size: 2.2rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.5px;
}
.logo-sub {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    font-weight: 500;
}
/* --- areacode.css 合并内容结束 --- */

:root {
    --primary-color: #3b82f6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-color: #1e293b;
    --light-bg: #f1f5f9;
    --gradient-1: linear-gradient(135deg, #4f46e5 0%, #7e22ce 100%);
    --gradient-2: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
    --gradient-3: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 100%);
    --accent-orange: #f97316;
    --accent-purple: #8b5cf6;
    --soft-green: #34d399;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

.hero-section {
    background: var(--gradient-1);
    color: white;
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="rgba(255,255,255,0.1)"><polygon points="0,100 1000,0 1000,100"/></svg>');
    background-size: cover;
}
.search-container {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    margin-top: 2rem;
    position: relative;
    z-index: 2;
    border: 3px solid rgba(255,255,255,0.3);
}
.search-input {
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}
.search-input:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}
.search-btn {
    background: var(--gradient-3);
    border: none;
    border-radius: 12px;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    color: white;
}
.search-btn:hover {
    background: var(--gradient-2);
    transform: translateY(-2px);
    color: white;
}
.info-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
}
.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}
.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-3);
    border-radius: 16px 16px 0 0;
}
.info-box {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0 !important;
    transition: all 0.3s ease;
    min-height: 180px;
    display: flex;
    flex-direction: column;
}
.info-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    border-color: var(--primary-color) !important;
}
.security-alert {
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border: 2px solid var(--warning-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin: 2rem 0;
    position: relative;
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.1);
}
.security-alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #f97316, #f59e0b);
    border-radius: 16px 16px 0 0;
}
.security-alert.danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border-color: var(--danger-color);
}
.security-alert.success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-color: var(--success-color);
}
.icon-badge {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.brand-logo {
    margin-bottom: 2rem;
}
.logo-container {
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 1.5rem 2.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}
.logo-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}
.logo-main {
    font-size: 2.2rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.5px;
}
.logo-sub {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    font-weight: 500;
}
.feature-section {
    padding: 4rem 0;
    background: var(--light-bg);
}
.cta-button {
    background: var(--success-color);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 0.8rem 1.5rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}
.cta-button:hover {
    background: #059669;
    color: white;
    transform: translateY(-2px);
}
.faq-section {
    padding: 4rem 0;
}
.compact-search-container {
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border: 1px solid #e2e8f0;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
}
.hero-info-card {
    background: rgba(255,255,255,0.15);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 15px 50px rgba(0,0,0,0.2);
    position: relative;
    z-index: 2;
    border: 2px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
}
.hero-info-box {
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.3) !important;
    border-radius: 12px;
    transition: all 0.3s ease;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(5px);
}
.hero-info-box:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.5) !important;
}
.hero-alert {
    background: rgba(255,255,255,0.3);
    border-radius: 8px;
    color: white;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.data-trust-badge {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    color: var(--primary-color);
    border-radius: 20px;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    margin-right: 0.5rem;
}
.accordion-button {
    font-weight: 600;
    font-size: 1.1rem;
}
.footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: 3rem 0 2rem;
}
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
    }
    .search-container {
        margin: 1rem;
    }
}