html {
    scroll-behavior: smooth;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --brand-blue: #1156D1;
    --brand-navy: #0F172A;
    --text-main: #111827;
    --text-muted: #4B5563;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;
    --transition: all 0.3s ease;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--white);
    color: var(--text-main);
    line-height: 1.5;
}

/* Header */
header {
    background: var(--white);
    padding: 1rem 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    height: 80px; /* Fixed height to prevent layout shift */
    transition: var(--transition);
}

header.header-scrolled {
    padding: 0.5rem 10%;
    box-shadow: var(--shadow-md);
}

.logo img {
    height: 48px;
}

nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
}

nav ul li {
    position: relative;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

nav ul li a:hover, nav ul li a.active {
    color: var(--brand-blue);
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 240px;
    box-shadow: var(--shadow-md);
    border-radius: 8px;
    padding: 1rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1100;
    border: 1px solid #E5E7EB;
}

nav ul li:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu li a {
    padding: 0.75rem 1.5rem;
    font-weight: 400;
    color: var(--text-muted);
    font-size: 0.9rem;
    display: block;
}

.dropdown-menu li a:hover, .dropdown-menu li a.active {
    background: #F8FAFC;
    color: var(--brand-blue);
}

/* Hero Sections */
.hero-main {
    position: relative;
    height: 85vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
    background-size: cover;
    background-position: center;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 600px;
}

/* Sub-Hero */
.hero-sub {
    height: 40vh;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 10%;
    background-size: cover;
    background-position: center;
    color: var(--white);
    margin-bottom: 3rem;
}

.hero-sub .hero-content h1 {
    font-size: 2.75rem;
}

.badge {
    background: var(--brand-blue);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 1rem;
}

/* Common Layouts */
.section {
    padding: 5rem 10%;
}

.container-2-col {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.text-content h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--brand-navy);
}

.text-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

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

.card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #E5E7EB;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--brand-blue);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: #EFF6FF;
    color: var(--brand-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--brand-blue);
    font-weight: 700;
    font-size: 0.8rem;
    margin-top: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition);
}

.card:hover .card-link {
    gap: 0.75rem;
}

/* Blue Banner CTA */
.cta-banner {
    background: var(--brand-blue);
    color: var(--white);
    text-align: center;
    padding: 4rem 10%;
}

.cta-banner h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.cta-banner p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 4px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--brand-blue);
    color: var(--white);
}

.btn-white {
    background: var(--white);
    color: var(--brand-blue);
}

/* Footer */
footer {
    background: #01040A;
    color: var(--white);
    padding: 4rem 10% 2rem;
    text-align: center;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
    align-items: start;
}

.footer-col h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    color: var(--white);
    font-weight: 700;
}

.footer-logo img {
    height: 60px;
    margin: 1.5rem auto 0;
    display: block;
}

.footer-col p {
    color: var(--white);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-top: 1rem;
}

.whatsapp-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--white);
    text-decoration: none;
    font-size: 1rem;
}

.whatsapp-link i {
    font-size: 3rem;
    color: #25D366;
}

.map-img {
    width: 100%;
    max-width: 180px;
    height: auto;
    border-radius: 4px;
    margin: 0 auto 1.5rem;
    display: block;
    opacity: 0.8;
    transition: var(--transition);
}

.map-img:hover {
    opacity: 1;
    transform: scale(1.05);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: #9CA3AF;
}

/* Animations */
.animate-up {
    animation: slideUp 0.6s ease-out forwards;
}

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

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--white);
    padding: 3rem;
    border-radius: 16px;
    width: 90%;
    max-width: 550px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--brand-blue);
}

.modal-header h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--brand-navy);
}

.modal-header p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--brand-blue);
    box-shadow: 0 0 0 3px rgba(17, 86, 209, 0.1);
}

.modal-submit {
    width: 100%;
    padding: 1rem;
    background: var(--brand-blue);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.modal-submit:hover {
    background: #0d47b1;
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1024px) {
    .container-2-col { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.5rem; }
    .footer-grid { grid-template-columns: 1fr; }
}