:root {
    --primary-blue: #0a192f;
    --secondary-blue: #112240;
    --accent-orange: #ff8c00;
    --accent-orange-hover: #e67e00;
    --text-white: #e6f1ff;
    --text-dim: #8892b0;
    --bg-white: #f8fafc;
    --glass: rgba(255, 255, 255, 0.05);
    --transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-blue);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

.text-gradient {
    background: linear-gradient(90deg, var(--accent-orange), #ff4d00);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    transition: var(--transition);
    z-index: 1000;
}

header.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 200px;
    width: auto;
    transition: var(--transition);
}

.logo:hover img {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--accent-orange);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(10, 25, 47, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    margin-left: 15px;
}

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

.orange-bg {
    background-color: var(--accent-orange) !important;
}

.orange-bg:hover {
    background-color: var(--accent-orange-hover) !important;
}

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

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

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 50px;
    position: relative;
    z-index: 1;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-dim);
    margin-bottom: 35px;
    max-width: 500px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.1));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Services */
.services {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
    display: inline-block;
}

.section-title.left { text-align: left; }

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent-orange);
    border-radius: 2px;
}

.section-title.left::after {
    left: 0;
    transform: none;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: var(--transition);
    border: 1px solid #f1f5f9;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: #eef2ff;
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--accent-orange);
    color: white;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.25rem;
}

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

/* Advantages */
.advantages {
    padding: 100px 0;
    background-color: var(--primary-blue);
    color: white;
}

.advantages-layout {
    display: flex;
    align-items: center;
    gap: 80px;
}

.advantages-image { flex: 1; }
.advantages-image img {
    width: 100%;
    border-radius: 20px;
}

.advantages-content { flex: 1; }

.advantage-points {
    display: grid;
    gap: 30px;
    margin-top: 40px;
}

.point {
    display: flex;
    gap: 20px;
}

.point i {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.point h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.point p {
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* Testimonials */
.testimonials {
    padding: 100px 0;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: left;
    position: relative;
}

.quote {
    font-style: italic;
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-img {
    width: 50px;
    height: 50px;
    background: #cbd5e1;
    border-radius: 50%;
}

.author-info strong {
    display: block;
    font-size: 1rem;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-dim);
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #1e3a8a 100%);
    padding: 80px 40px;
    border-radius: 30px;
    color: white;
}

.cta-box h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-box p {
    max-width: 600px;
    margin: 0 auto 40px;
    color: var(--text-dim);
    font-size: 1.1rem;
}

.cta-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Footer */
footer {
    background: #020617;
    color: white;
    padding: 80px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-col h4 {
    margin-bottom: 25px;
    font-size: 1.2rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul a {
    color: var(--text-dim);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--accent-orange);
}

.footer-col.brand p {
    margin-top: 20px;
    color: var(--text-dim);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent-orange);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

.scroll-hidden {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.scroll-hidden.show {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
.menu-toggle {
    display: none;
    cursor: pointer;
    color: var(--primary-blue);
    font-size: 1.5rem;
}

@media (max-width: 992px) {
    .hero-text h1 { font-size: 2.8rem; }
    .hero-content { flex-direction: column; text-align: center; }
    .hero-text p { margin-left: auto; margin-right: auto; }
    .hero-image { order: -1; }
    .advantages-layout { flex-direction: column; }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 40px;
        text-align: center;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        border-top: 1px solid #eee;
    }

    .nav-links.active { display: flex; }
    .menu-toggle { display: block; }
    .nav-cta { display: none; }
    .hero-text h1 { font-size: 2.2rem; }
    .cta-btns { flex-direction: column; }
    .btn-secondary { margin-left: 0; margin-top: 15px; }
}