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

:root {
    --primary-color: #0052CC;
    --primary-dark: #003D99;
    --secondary-color: #00B8D4;
    --accent-color: #FF6B35;
    --text-dark: #1A1A1A;
    --text-medium: #4A4A4A;
    --text-light: #6B7280;
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-dark: #0F1419;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 20px 60px rgba(0, 0, 0, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    overflow-x: hidden;
    background: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header and Navigation */
header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    box-shadow: var(--shadow);
}

.navbar {
    padding: 0;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-weight: 800;
    cursor: pointer;
    transition: opacity 0.3s;
}

.logo:hover {
    opacity: 0.8;
}

.logo-text {
    font-size: 28px;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

.logo-subtext {
    font-size: 16px;
    color: var(--text-medium);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s;
    position: relative;
}

.nav-menu a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

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

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-cta {
    background: var(--primary-color);
    color: white !important;
    padding: 10px 24px;
    border-radius: 6px;
    transition: all 0.3s;
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    margin-top: 72px;
    height: calc(100vh - 72px);
    min-height: 700px;
    background: linear-gradient(135deg, #001529 0%, #003D66 50%, #0052CC 100%);
    background-image: 
        linear-gradient(135deg, rgba(0, 21, 41, 0.95) 0%, rgba(0, 61, 102, 0.9) 50%, rgba(0, 82, 204, 0.85) 100%),
        url('images/hero-bg.svg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 184, 212, 0.1) 0%, transparent 50%);
}

.hero-overlay {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    text-align: center;
    color: white;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: clamp(42px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
    animation: fadeInUp 1s ease-out;
}

.hero-title .highlight {
    background: linear-gradient(135deg, #00B8D4 0%, #00E5FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: clamp(18px, 2vw, 22px);
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.95;
    font-weight: 400;
    line-height: 1.6;
    animation: fadeInUp 1.2s ease-out;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1.4s ease-out;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
}

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: white;
    opacity: 0.7;
    animation: fadeIn 2s ease-out;
}

.hero-scroll-indicator span {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, white, transparent);
    animation: scrollDown 2s infinite;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 0.7; }
}

@keyframes scrollDown {
    0%, 100% { transform: translateY(0); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(20px); opacity: 0; }
}

/* Services Section */
.services {
    padding: 120px 0;
    background: var(--bg-white);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-label {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-light);
    color: var(--primary-color);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.service-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.service-image {
    height: 240px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.service-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
    position: relative;
    z-index: 1;
}

.service-content {
    padding: 32px;
}

.service-content h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.service-content p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.learn-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    background: none;
    border: none;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.learn-more-btn:hover {
    gap: 12px;
}

.learn-more-btn svg {
    transition: transform 0.3s;
}

.learn-more-btn:hover svg {
    transform: translateX(4px);
}

/* About Section */
.about-section {
    padding: 120px 0;
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text h2 {
    font-size: clamp(32px, 4vw, 42px);
    font-weight: 800;
    margin-bottom: 24px;
    margin-top: 12px;
    letter-spacing: -0.5px;
}

.about-text p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.stat-item {
    text-align: center;
    padding: 24px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: 40px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.about-image-placeholder {
    width: 100%;
    height: 500px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* Contact CTA Section */
.contact-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.cta-content p {
    font-size: 20px;
    opacity: 0.95;
    margin-bottom: 40px;
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: white;
    padding: 80px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    color: white;
}

.footer-logo .logo-subtext {
    color: rgba(255, 255, 255, 0.7);
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-top: 12px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

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

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

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 15px;
}

.footer-col ul li a:hover {
    color: white;
}

.footer-contact-btn {
    display: inline-block;
    margin-top: 16px;
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
}

.footer-contact-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.3s;
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--bg-white);
    margin: 5% auto;
    padding: 48px;
    border-radius: 16px;
    width: 90%;
    max-width: 800px;
    position: relative;
    animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-hover);
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: 24px;
    top: 24px;
    color: var(--text-light);
    font-size: 32px;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    transition: color 0.3s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close:hover {
    color: var(--text-dark);
    background: var(--bg-light);
}

#modalTitle {
    margin-top: 0;
    margin-bottom: 24px;
    color: var(--text-dark);
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
    padding-right: 40px;
}

#modalDescription {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 32px;
    font-size: 16px;
}

#modalDescription h4 {
    color: var(--text-dark);
    margin-top: 28px;
    margin-bottom: 12px;
    font-size: 20px;
    font-weight: 700;
}

#modalDescription ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

#modalDescription li {
    margin-bottom: 12px;
    line-height: 1.7;
}

#modalDescription strong {
    color: var(--text-dark);
    font-weight: 600;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    padding: 16px 32px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
}

.contact-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero {
        min-height: 600px;
        height: auto;
        padding: 80px 0;
        background-attachment: scroll;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .services {
        padding: 80px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .about-section {
        padding: 80px 0;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .modal-content {
        padding: 32px 24px;
        margin: 10% auto;
        width: 95%;
    }

    #modalTitle {
        font-size: 24px;
    }

    .contact-cta {
        padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .logo-text {
        font-size: 24px;
    }

    .logo-subtext {
        font-size: 14px;
    }

    .section-title {
        font-size: 28px;
    }

    .service-image {
        height: 200px;
    }

    .service-content {
        padding: 24px;
    }

    .nav-container {
        padding: 16px 20px;
    }
}