* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-red: #E53935;
    --dark-red: #C62828;
    --light-red: #FFE5E5;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-white: #FFFFFF;
    --bg-gray: #F5F5F5;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    min-width: 320px;
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

/* Header & Navigation */
header {
    background: var(--bg-white);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 20px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.logo img {
    height: 45px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
    margin: 0;
    padding: 0;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 400;
    font-size: 15px;
    transition: color 0.3s;
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--primary-red);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 25px;
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
}

.lang-active {
    color: var(--text-dark);
    font-weight: 600;
}

.lang-separator {
    color: #CCCCCC;
}

.lang-inactive {
    color: #999999;
    cursor: pointer;
    transition: color 0.3s;
}

.lang-inactive:hover {
    color: var(--text-dark);
}

.lang-btn {
    cursor: pointer;
    user-select: none;
    transition: all 0.3s;
}

.btn-contact {
    background: var(--primary-red);
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s;
    white-space: nowrap;
}

.btn-contact:hover {
    background: var(--dark-red);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(229, 57, 53, 0.25);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 100px 0 140px;
    background: linear-gradient(135deg, #FFF5F5 0%, #FFFFFF 100%);
}

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

.hero-content {
    max-width: 900px;
    width: 100%;
    text-align: center;
    padding: 0 20px;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-red);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.btn-primary {
    background: var(--primary-red);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: var(--dark-red);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(229, 57, 53, 0.3);
}

/* Dashboard Preview Section */
.dashboard-preview {
    margin-top: -80px;
    padding: 0 0 80px;
    background: transparent;
}

.dashboard-preview .container {
    max-width: 1200px;
}

.dashboard-image {
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
}

.dashboard-image img {
    width: 100%;
    max-width: 1100px;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.section-description {
    text-align: center;
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Conventional Management Section */
.conventional-management {
    background: var(--bg-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    margin-bottom: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-content {
    flex: 1;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* Benefits Section */
.benefits {
    background: var(--bg-white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.benefit-item {
    text-align: center;
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: transform 0.3s;
    padding: 15px;
}

.benefit-icon.red {
    background: var(--primary-red);
}

.benefit-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.benefit-item:hover .benefit-icon {
    transform: scale(1.1);
}

.benefit-item p {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
}

/* Support Section */
.support {
    background: var(--primary-red);
    color: white;
    position: relative;
}

.support .container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.support-content {
    flex: 1;
}

.support-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.support-content p {
    font-size: 1rem;
    line-height: 1.8;
    opacity: 0.95;
}

.support-image {
    flex: 0 0 300px;
}

.support-image img {
    max-width: 100%;
    height: auto;
}

.support-features {
    background: var(--primary-red);
    padding: 60px 0;
}

.support-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.support-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.support-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.support-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* Premium Features Section */
.premium-features {
    background: var(--bg-gray);
}

.premium-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.premium-card {
    background: white;
    padding: 30px 30px 30px 20px;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    gap: 4px;
    align-items: center;
}

.premium-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
}

.premium-icon {
    margin-bottom: 0;
    margin-left: -5px;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.premium-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.premium-card > div {
    flex: 1;
}

.premium-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.premium-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* Footer */
footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo img {
    height: 50px;
    width: auto;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.8;
    opacity: 0.8;
    margin-bottom: 20px;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    opacity: 1;
}

.app-buttons {
    display: flex;
    gap: 15px;
}

.app-btn {
    display: inline-block;
    transition: transform 0.3s;
}

.app-btn:hover {
    transform: translateY(-3px);
}

.app-btn img {
    height: 40px;
    width: auto;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .support-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .nav-links {
        position: absolute;
        top: 85px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        transition: left 0.3s;
        gap: 0;
    }
    
    .nav-links li {
        padding: 12px 0;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-right {
        display: flex;
        gap: 15px;
    }
    
    .nav-right .btn-contact {
        display: none;
    }
    
    .language-switcher {
        font-size: 13px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .navbar .container {
        gap: 15px;
    }
    
    .logo img {
        height: 38px;
    }
    
    .hero {
        padding: 60px 0 100px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .dashboard-preview {
        margin-top: -60px;
        padding: 0 0 60px;
    }
    
    .features-grid,
    .benefits-grid,
    .premium-grid,
    .support-cards {
        grid-template-columns: 1fr;
    }
    
    .support .container {
        flex-direction: column;
        text-align: center;
    }
    
    .support-image {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}


@media (max-width: 480px) {
    .hero {
        padding: 50px 0 80px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .dashboard-preview {
        margin-top: -40px;
        padding: 0 0 50px;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn-primary,
    .btn-contact {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
    
    section {
        padding: 50px 0;
    }
    
    .feature-card,
    .premium-card,
    .support-card {
        padding: 20px;
    }
}