/* Root Variables */
:root {
    --primary: #0B1F3A;
    --secondary: #D4AF37;
    --bg-soft: #F8FAFC;
    --text-dark: #1F2937;
    --text-light: #F8FAFC;
    --accent-hover: #2563EB;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-soft);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary);
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

button, .btn {
    cursor: pointer;
    border: none;
    outline: none;
    transition: var(--transition);
    font-family: inherit;
    font-weight: 600;
    border-radius: 8px;
    padding: 12px 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Layout Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* Typography Helpers */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }

/* Buttons */
.btn-primary {
    background-color: var(--secondary);
    color: var(--primary);
}

.btn-primary:hover {
    background-color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
}

header.scrolled .logo, header.scrolled nav ul li a {
    color: var(--primary);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--secondary);
}

nav ul {
    display: flex;
    gap: 32px;
}

nav ul li a {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
}

nav ul li a:hover {
    color: var(--secondary);
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    color: var(--white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 31, 58, 0.9) 0%, rgba(11, 31, 58, 0.4) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 700px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards 0.2s;
}

.hero h1 {
    font-size: 4rem;
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-btns {
    display: flex;
    gap: 16px;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(11, 31, 58, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary);
    font-size: 1.5rem;
}

.service-card h3 {
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.service-card p {
    color: var(--text-dark);
    opacity: 0.8;
    font-size: 0.95rem;
}

/* How It Works */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    position: relative;
}

.step-card {
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 24px;
    font-size: 1.1rem;
}

.step-card h4 {
    margin-bottom: 12px;
}

/* Tracking Section */
.tracking {
    background: var(--primary);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.tracking-bg-map {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.05;
    pointer-events: none;
    width: 100%;
}

.tracking-container {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.tracking h2 {
    color: var(--white);
    margin-bottom: 32px;
}

.tracking-form {
    display: flex;
    gap: 0;
    background: var(--white);
    padding: 8px;
    border-radius: 12px;
}

.tracking-form input {
    flex: 1;
    border: none;
    padding: 16px 24px;
    font-size: 1rem;
    outline: none;
    background: transparent;
}

.tracking-form button {
    background: var(--primary);
    color: var(--white);
    border-radius: 8px;
}

/* Trust Section */
.stats-grid {
    display: flex;
    justify-content: center;
    gap: 80px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.stat-label {
    color: var(--text-dark);
    opacity: 0.7;
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, #1a365d 100%);
    color: var(--white);
    text-align: center;
    border-radius: 24px;
    margin: 0 24px;
}

.cta-section h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 24px;
}

/* Footer */
footer {
    background: var(--bg-soft);
    padding-top: 80px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 48px;
    padding-bottom: 48px;
}

.footer-info h4 {
    margin-bottom: 24px;
}

.footer-info p {
    margin-bottom: 8px;
    font-size: 0.95rem;
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid rgba(0,0,0,0.05);
    padding: 24px 0;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.6;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    nav ul { display: none; }
    .hero-btns { flex-direction: column; }
    .section-padding { padding: 60px 0; }
    .stats-grid { gap: 40px; }
}