/* =========================================
   VARIABLES & RESETS
   ========================================= */
:root {
    --primary: #0ea5e9;
    --primary-hover: #0284c7;
    --secondary: #1e293b;
    --accent: #f59e0b;
    --light: #f8fafc;
    --white: #ffffff;
    --dark: #0f172a;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s ease-in-out;
    --shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px -5px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: var(--font-body);
    color: var(--secondary);
    background-color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--dark);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.mt-3 { margin-top: 1.5rem; }
.bg-light { background-color: var(--white); }

/* =========================================
   TYPOGRAPHY & BUTTONS
   ========================================= */
h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header p {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

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

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

.btn-white {
    background-color: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: var(--shadow);
}

.navbar.scrolled .logo,
.navbar.scrolled .nav-links a {
    color: var(--dark);
}

.navbar.scrolled .menu-toggle {
    color: var(--dark);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.btn) {
    color: var(--white);
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    height: 100vh;
    min-height: 600px;
    background-image: url('images/hero_beach.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.3), rgba(15, 23, 42, 0.7));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero .badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* =========================================
   DESTINATIONS SECTION
   ========================================= */
.destinations {
    padding: 6rem 0;
}

.destinations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.destination-card {
    background: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.destination-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.bg-caribbean { background-image: url('images/hero_beach.png'); } /* Reusing hero for Punta Cana for now */
.bg-pier { background-image: url('images/caribbean_pier.png'); }
.bg-brazil { background-color: var(--primary); background-image: linear-gradient(45deg, var(--primary), var(--primary-hover)); } /* Fallback */
.bg-usa { background-image: url('images/usa_visa.png'); background-position: top; }

.card-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--white);
    color: var(--primary);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.card-content p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.link-arrow:hover {
    color: var(--primary-hover);
    gap: 0.8rem;
}

/* =========================================
   SERVICES SECTION
   ========================================= */
.services {
    padding: 6rem 0;
}

.services-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.service-list {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.service-list li {
    display: flex;
    gap: 1.5rem;
}

.icon-box {
    width: 60px;
    height: 60px;
    border-radius: 1rem;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.service-list h4 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.service-list p {
    color: var(--gray);
    font-size: 0.95rem;
}

.img-fluid {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.rounded { border-radius: 1rem; }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* =========================================
   CTA SECTION
   ========================================= */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: var(--white);
}

.cta-section h2 {
    color: var(--white);
}

.cta-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 1rem;
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
    background-color: var(--dark);
    color: var(--gray-light);
    padding: 5rem 0 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer h3, .footer h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer-brand p {
    max-width: 350px;
    opacity: 0.8;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    opacity: 0.8;
}

.contact-info i {
    color: var(--primary);
    margin-top: 0.3rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.social-icons a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* =========================================
   ANIMATIONS
   ========================================= */
.fade-in-up, .slide-in, .zoom-in, .slide-in-left, .slide-in-right {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.fade-in-up { transform: translateY(30px); }
.slide-in { transform: translateY(40px); }
.zoom-in { transform: scale(0.95); }
.slide-in-left { transform: translateX(-40px); }
.slide-in-right { transform: translateX(40px); }

.animate-in {
    opacity: 1;
    transform: translate(0) scale(1);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* =========================================
   MEDIA QUERIES
   ========================================= */
@media (max-width: 992px) {
    .hero h1 { font-size: 3.5rem; }
    .services-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
    }
    
    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    .nav-links a:not(.btn) {
        color: var(--dark);
    }

    .menu-toggle {
        display: block;
    }

    .hero h1 { font-size: 2.8rem; }
    .hero-buttons { flex-direction: column; }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}