/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --dark-blue: #0A1F44;
    --gold: #FFD700;
    --white: #FFFFFF;
    --light-gray: #F7F7F7;
    --text-dark: #333333;
    --text-light: #666666;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.nav__logo h2 {
    color: var(--dark-blue);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav__menu {
    display: flex;
    align-items: center;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav__link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav__link:hover {
    color: var(--dark-blue);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--dark-blue);
    transition: var(--transition);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    background: var(--gold);
    color: var(--dark-blue);
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    transition: var(--transition);
}

.nav__link--cta:hover {
    background: #e6c200;
    transform: translateY(-2px);
}

.nav__link--cta::after {
    display: none;
}

.nav__toggle, .nav__close {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--dark-blue);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--dark-blue) 0%, #1a3b7a 100%);
    color: var(--white);
    position: relative;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

.hero__content {
    text-align: center;
}

.hero__title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero__subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn--primary {
    background: var(--gold);
    color: var(--dark-blue);
}

.btn--primary:hover {
    background: #e6c200;
    transform: translateY(-2px);
}

.btn--secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.hero__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.stat h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gold);
}

.stat p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Introduction Section */
.introduction {
    padding: 80px 0;
    background: var(--white);
}

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

.introduction__content h3 {
    color: var(--dark-blue);
    margin: 2rem 0 1rem 0;
    font-size: 1.5rem;
}

.introduction__content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* Highlights Section */
.highlights {
    padding: 80px 0;
    background: var(--light-gray);
}

.section__title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 3rem;
}

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

.highlight {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.highlight:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.highlight__icon {
    font-size: 3rem;
    color: var(--gold);
    margin-bottom: 1rem;
}

.highlight h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

.highlight p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Button Outline Style */
.btn--outline {
    background: transparent;
    border: 2px solid var(--dark-blue);
    color: var(--dark-blue);
    padding: 1rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    text-align: center;
}

.btn--outline:hover {
    background: var(--dark-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer__section h3,
.footer__section h4 {
    margin-bottom: 1rem;
    color: var(--gold);
}

.footer__section p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer__section ul {
    list-style: none;
}

.footer__section ul li {
    margin-bottom: 0.5rem;
}

.footer__section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition);
}

.footer__section a:hover {
    opacity: 1;
    color: var(--gold);
}

.footer__section i {
    margin-right: 0.5rem;
    color: var(--gold);
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* WhatsApp Button */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-btn a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
}

.whatsapp-btn a:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: var(--transition);
        z-index: 1001;
        padding: 2rem;
    }
    
    .nav__menu.show-menu {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .nav__toggle, .nav__close {
        display: block;
    }
    
    .nav__close {
        position: absolute;
        top: 1rem;
        right: 1rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__subtitle {
        font-size: 1rem;
    }
    
    .hero__stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat {
        padding: 1rem;
    }
    
    .stat h3 {
        font-size: 1.5rem;
    }
    
    .hero__buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
    }
    
    .section__title {
        font-size: 2rem;
    }
    
    .highlight {
        padding: 1.5rem;
    }
    
    .footer__content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .hero__title {
        font-size: 1.8rem;
    }
    
    .hero__stats {
        grid-template-columns: 1fr;
    }
    
    .stat h3 {
        font-size: 1.3rem;
    }
    
    .section__title {
        font-size: 1.8rem;
    }
    
    .whatsapp-btn {
        bottom: 20px;
        right: 20px;
    }
    
    .whatsapp-btn a {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 1s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in {
    animation: slideIn 0.8s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}