:root {
    --primary-red: #991f1f;
    --secondary-red: #b32a2a;
    --light-red: #d63384;
    --dark-red: #721c24;
    --white: #ffffff;
    --black: #000000;
    --gray-light: #f8f9fa;
    --gray-dark: #343a40;
}

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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--gray-dark);
    overflow-x: hidden;
}

.font-oswald {
    font-family: 'Oswald', sans-serif;
}

/* Header */
.navbar {
    background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-family: 'Oswald', sans-serif;
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--white) !important;
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 10px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: #ffd700 !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: #ffd700;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover::after {
    width: 100%;
    left: 0;
}

.btn-system {
    background: linear-gradient(45deg, #ffd700, #ffed4e) !important;
    color: var(--primary-red) !important;
    border-radius: 25px !important;
    padding: 8px 20px !important;
    font-weight: 600 !important;
    margin-left: 10px !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 3px 10px rgba(255, 215, 0, 0.3) !important;
    display: inline-block !important;
    width: auto !important;
}

.btn-system:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4) !important;
    color: var(--primary-red) !important;
}

.btn-system::after {
    display: none !important;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(153, 31, 31, 0.8), rgba(179, 42, 42, 0.8)), 
                url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=1926&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: var(--white);
    position: relative;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--primary-red), var(--secondary-red));
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-family: 'Oswald', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.btn-hero {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    color: var(--primary-red);
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
    color: var(--primary-red);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-hero-secondary:hover {
    background: var(--white);
    color: var(--primary-red);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

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

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--gray-light);
}

.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 0;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 3px solid transparent;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    border-color: var(--primary-red);
}

.service-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 20px 20px 0 0;
}

.service-content {
    padding: 30px;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--primary-red), var(--secondary-red));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--white);
    font-size: 1.5rem;
}

.service-card h3 {
    font-family: 'Oswald', sans-serif;
    font-size: 1.8rem;
    color: var(--primary-red);
    margin-bottom: 20px;
}

.service-card p {
    color: var(--gray-dark);
    margin-bottom: 30px;
}

.btn-service {
    background: var(--primary-red);
    color: var(--white);
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-service:hover {
    background: var(--secondary-red);
    color: var(--white);
    transform: translateY(-2px);
}

/* System Access Section */
.system-access {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--gray-light), var(--white));
}

.system-features {
    list-style: none;
    padding: 0;
    margin: 30px 0;
}

.system-features li {
    padding: 10px 0;
    font-size: 1.1rem;
    color: var(--gray-dark);
}

.btn-system-large {
    background: linear-gradient(45deg, var(--primary-red), var(--secondary-red));
    color: var(--white);
    border: none;
    padding: 15px 35px;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 5px 15px rgba(153, 31, 31, 0.3);
}

.btn-system-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(153, 31, 31, 0.4);
    color: var(--white);
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text h2 {
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 30px;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--gray-dark);
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.logo-section {
    text-align: center;
}

.about-logo {
    max-height: 200px;
    width: auto;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
    color: var(--white);
}

.contact h2 {
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 50px;
    text-align: center;
}

.contact-form {
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(10px);
}

.contact-form .form-control,
.contact-form .form-select {
    background: rgba(255,255,255,0.9);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    padding: 12px 15px;
    color: var(--gray-dark);
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    background: var(--white);
    border-color: #ffd700;
    box-shadow: 0 0 0 0.2rem rgba(255, 215, 0, 0.25);
}

.btn-contact {
    background: #25d366;
    color: var(--white);
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-contact:hover {
    background: #128c7e;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

.contact-info {
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(10px);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-link:hover {
    background: #ffd700;
    color: var(--primary-red);
    transform: translateY(-3px);
}

/* Payment Methods */
.payment-methods {
    background: var(--gray-light);
    padding: 60px 0;
}

.payment-methods h3 {
    font-family: 'Oswald', sans-serif;
    color: var(--primary-red);
    text-align: center;
    margin-bottom: 30px;
}

.payment-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid rgba(153, 31, 31, 0.1);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.payment-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(153, 31, 31, 0.2);
    border-color: var(--primary-red);
}

.payment-header {
    text-align: center;
    margin-bottom: 20px;
}

.payment-header h4 {
    color: var(--primary-red);
    margin-top: 15px;
    font-weight: 600;
}

.payment-description {
    color: var(--gray-dark);
    text-align: center;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.payment-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.payment-benefits li {
    color: var(--gray-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.payment-benefits i {
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer h5 {
    font-family: 'Oswald', sans-serif;
    color: var(--primary-red);
    margin-bottom: 20px;
}

.footer a {
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: #ffd700;
}

/* WhatsApp Button */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    text-decoration: none;
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    color: var(--white);
}

/* Main Wrapper */
.main-wrapper {
    max-width: 100%;
    margin: 0 auto;
    overflow-x: hidden;
}

/* Responsive */
@media (max-width: 1200px) {
    .hero {
        padding-top: 90px;
        min-height: 120vh;
    }
}

@media (max-width: 992px) {
    .hero {
        padding-top: 100px;
        min-height: 130vh;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .navbar-brand {
        font-size: 1.4rem;
        position: fixed;
        left: 50%;
        top: 10px;
        transform: translateX(-50%);
        z-index: 1051;
    }
    
    .hero {
        min-height: 70vh;
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero .text-center {
        margin-top: 3rem;
    }
    
    .about-content {
        flex-direction: column;
        text-align: center;
    }
    
    .service-card {
        margin-bottom: 30px;
    }
    
    .contact-info {
        margin-top: 30px;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-red);
}