/* Monster Service - About Page Styles */

/* Global Font */
* {
    font-family: 'Chakra Petch', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Body padding for fixed header */
body {
    padding-top: 0px;
}

/* About Hero Section */
.about-hero {
    background: linear-gradient(135deg, var(--monster-dark) 0%, var(--monster-darker) 100%);
    padding: var(--spacing-2xl) 0; /* giảm chiều cao dọc */
    position: relative;
    overflow: hidden;
    margin-top: var(--spacing-1xl); /* Dịch xuống dưới */
    min-height: calc(88vh - 120px); /* bớt tràn xuống dưới */
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.1), transparent);
    animation: shimmer 10s infinite;
}

.about-hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl); /* giảm khoảng cách cột */
    align-items: center;
    position: relative;
    z-index: 2;
    padding-top: var(--spacing-lg);
}

.about-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    margin-top: 0;
    padding-top: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.about-line {
    display: block;
    color: #FFFFFF;
    font-size: 1.1em;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

.about-highlight {
    position: relative;
    color: var(--monster-accent);
    display: block;
    margin-top: var(--spacing-sm);
    font-size: 1.2em;
    font-weight: 800;
    text-shadow: 0 0 15px rgba(168, 85, 247, 0.3);
}

.about-highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 70%;
    height: 3px;
    background: linear-gradient(90deg, var(--monster-gold) 0%, #FBBF24 100%);
    border-radius: 2px;
}

.about-subtitle {
    font-size: 1.25rem;
    color: var(--monster-gray-300);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
    max-width: 500px;
}

.about-stats {
    display: flex;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--monster-gold);
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

.stat-label {
    color: var(--monster-gray-300);
    font-size: 0.9rem;
    font-weight: 500;
}

.about-hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-illustration {
    position: relative;
    width: 360px; /* nhỏ lại */
    height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.illustration-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

.illustration-icon {
    position: relative;
    z-index: 2;
    width: 180px; /* nhỏ lại */
    height: 180px;
    background: linear-gradient(135deg, var(--monster-primary) 0%, var(--monster-secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 50px rgba(139, 92, 246, 0.5);
    animation: float 3s ease-in-out infinite;
}

.illustration-icon i {
    font-size: 4rem;
    color: #FFFFFF;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

/* Features Section */
.about-features {
    padding: var(--spacing-2xl) 0; /* giảm chiều cao tổng thể */
    background: linear-gradient(135deg, var(--monster-dark) 0%, var(--monster-darker) 100%); /* giống hero */
    position: relative;
    overflow: hidden;
}

.about-features::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.08), transparent);
    animation: shimmer 10s infinite;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    color: #FFFFFF; /* chữ sáng trên nền tối */
    font-size: 2.2rem; /* nhỏ hơn một chút */
    font-weight: 900;
    margin-bottom: var(--spacing-md);
}

.section-title i {
    color: var(--monster-primary);
    font-size: 2rem;
}

.section-subtitle {
    color: var(--monster-gray-300);
    font-size: 1.0625rem;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); /* card nhỏ lại */
    gap: var(--spacing-xl);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl); /* giảm padding */
    background: rgba(255, 255, 255, 0.05); /* glassmorphism tối như hero */
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.1), transparent);
    transition: left 0.5s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
    border-color: var(--monster-primary);
}

.feature-icon {
    width: 64px; /* nhỏ hơn */
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--monster-primary) 0%, var(--monster-secondary) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon::before {
    width: 100px;
    height: 100px;
}

.feature-icon i {
    color: #FFFFFF;
    font-size: 1.5rem; /* nhỏ hơn */
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--monster-primary);
}

.feature-card:hover .feature-icon i {
    color: #FFFFFF;
}

.feature-title {
    color: #FFFFFF;
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem; /* nhỏ hơn */
    font-weight: 700;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-title {
    color: var(--monster-primary);
}

.feature-description {
    color: var(--monster-gray-300);
    line-height: 1.6;
    font-size: 0.95rem;
    margin: 0;
}

/* Services Section */
.about-services {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--monster-dark) 0%, var(--monster-darker) 100%);
    position: relative;
    overflow: hidden;
}

.about-services::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.1), transparent);
    animation: shimmer 10s infinite;
}

.about-services .section-header {
    position: relative;
    z-index: 2;
}

.about-services .section-title {
    color: #FFFFFF;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.about-services .section-subtitle {
    color: var(--monster-gray-300);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.service-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--monster-primary);
    background: rgba(255, 255, 255, 0.08);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--monster-primary) 0%, var(--monster-secondary) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s ease;
}

.service-card:hover .service-icon::before {
    width: 100px;
    height: 100px;
}

.service-icon i {
    color: #FFFFFF;
    font-size: 2rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--monster-primary);
}

.service-title {
    color: #FFFFFF;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
    font-weight: 700;
    transition: all 0.3s ease;
}

.service-card:hover .service-title {
    color: var(--monster-accent);
}

.service-description {
    color: var(--monster-gray-300);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    font-size: 1rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--monster-gray-300);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}

.service-features li i {
    color: var(--monster-green);
    font-size: 0.8rem;
}

/* Process Section */
.about-process {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--monster-dark) 0%, var(--monster-darker) 100%);
    position: relative;
    overflow: hidden;
}

.about-process::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.1), transparent);
    animation: shimmer 10s infinite;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.process-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.1), transparent);
    transition: left 0.5s;
}

.process-step:hover::before {
    left: 100%;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
    border-color: var(--monster-primary);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--monster-primary) 0%, var(--monster-secondary) 100%);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 1.5rem;
    font-weight: 900;
    flex-shrink: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.process-step:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

.step-content {
    flex: 1;
}

.step-title {
    color: #FFFFFF;
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    transition: all 0.3s ease;
}

.process-step:hover .step-title {
    color: var(--monster-primary);
}

.step-description {
    color: var(--monster-gray-300);
    line-height: 1.6;
    font-size: 1rem;
    margin: 0;
}

/* CTA Section */
.about-cta {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--monster-dark) 0%, var(--monster-darker) 100%);
    position: relative;
    overflow: hidden;
}

.about-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.1), transparent);
    animation: shimmer 10s infinite;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-title {
    color: #FFFFFF;
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.cta-subtitle {
    color: var(--monster-gray-300);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--monster-gold) 0%, #FBBF24 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
    background: linear-gradient(135deg, #FBBF24 0%, var(--monster-gold) 100%);
}

.btn-outline {
    background: transparent;
    color: #FFFFFF;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--spacing-xl) var(--spacing-2xl);
    font-size: 1.25rem;
}

/* Animations */
@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.05); opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Responsive Design */
@media (max-width: 1024px) {
    body {
        padding-top: 100px;
    }
    
    .about-hero {
        margin-top: 0;
        min-height: calc(100vh - 100px);
    }
    
    .about-hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .about-title {
        font-size: 3rem;
    }
    
    .hero-illustration {
        width: 300px;
        height: 300px;
    }
    
    .illustration-icon {
        width: 150px;
        height: 150px;
    }
    
    .illustration-icon i {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 100px;
    }
    
    .about-hero {
        padding: var(--spacing-2xl) 0;
        margin-top: 0;
        min-height: calc(100vh - 100px);
    }
    
    .about-title {
        font-size: 2.5rem;
        padding-top: var(--spacing-md);
    }
    
    .about-subtitle {
        font-size: 1.125rem;
    }
    
    .about-stats {
        gap: var(--spacing-lg);
    }
    
    .stat-item {
        padding: var(--spacing-md);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .services-grid,
    .process-steps {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .cta-title {
        font-size: 2.5rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 100px;
    }
    
    .about-hero {
        margin-top: 0;
        min-height: calc(100vh - 100px);
    }
    
    .about-title {
        font-size: 2rem;
        padding-top: var(--spacing-sm);
    }
    
    .about-subtitle {
        font-size: 1rem;
    }
    
    .about-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .hero-illustration {
        width: 250px;
        height: 250px;
    }
    
    .illustration-icon {
        width: 120px;
        height: 120px;
    }
    
    .illustration-icon i {
        font-size: 2.5rem;
    }
    
    .feature-card,
    .service-card,
    .process-step {
        padding: var(--spacing-lg);
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-subtitle {
        font-size: 1rem;
    }
}