/* Nexerp Corporate Website - Modern Cyan/Blue Theme */

:root {
    --primary-cyan: #00D9FF;
    --primary-blue: #1E5AA8;
    --accent-dark: #0A2540;
    --light-bg: #F8FAFC;
    --text-dark: #1A202C;
    --text-light: #F7FAFC;
    --shadow: rgba(0, 0, 0, 0.1);
    --gradient-main: linear-gradient(135deg, var(--primary-cyan), var(--primary-blue));
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== HEADER & NAVIGATION ===== */
.nx_header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 30px var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nx_nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.nx_logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.nx_logo img {
    height: 45px;
    width: auto;
}

.logo_text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nx_menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nx_menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nx_menu a:hover {
    color: var(--primary-blue);
    background: rgba(0, 217, 255, 0.05);
}

.nx_btn_primary {
    background: var(--gradient-main);
    color: white !important;
    padding: 0.75rem 1.5rem !important;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 217, 255, 0.3);
}

.nx_btn_primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 217, 255, 0.5);
}

.nx_btn_large {
    font-size: 1.1rem;
    padding: 1rem 2rem !important;
}

.nx_btn_secondary {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid white;
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.nx_btn_secondary:hover {
    background: white;
    color: var(--primary-blue) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

.menu_toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu_toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: all 0.3s ease;
}

/* ===== HERO SECTION ===== */
.hero_section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0A2540 0%, #1E5AA8 50%, #00D9FF 100%);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    z-index: 1;
}

.particles_bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: particlesFloat 20s infinite linear;
}

@keyframes particlesFloat {
    0% {
        transform: translateY(0);
    }

    100% {
        transform: translateY(-50px);
    }
}

.hero_content {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
    z-index: 2;
    color: white;
}

.hero_title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #fff, #00D9FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
}

.hero_subtitle {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-cyan);
    animation: fadeInUp 1.2s ease;
}

.hero_description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    animation: fadeInUp 1.4s ease;
}

.hero_buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    animation: fadeInUp 1.6s ease;
}

.hero_buttons a {
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* ===== STATS SECTION ===== */
.stats_section {
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--primary-blue) 100%);
    padding: 4rem 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 100;
    margin-top: -50px;
}

.stats_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 1400px;
    margin: 0 auto;
}

.stat_card {
    text-align: center;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.stat_card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.stat_number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-cyan);
    text-shadow: 0 2px 10px rgba(0, 217, 255, 0.5);
}

.stat_label {
    font-size: 1.1rem;
    color: white;
    margin-top: 0.5rem;
    opacity: 0.95;
}

/* ===== SECTIONS ===== */
.section {
    padding: 6rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
    background: white;
}

.section_alt {
    background: var(--light-bg);
}

.section_title {
    text-align: center;
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-dark);
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 1rem;
}

.section_title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-main);
    border-radius: 2px;
}

.section_subtitle {
    text-align: center;
    font-size: 1.3rem;
    color: var(--primary-blue);
    margin-bottom: 4rem;
}

/* ===== ABOUT SECTION ===== */
.about_content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about_text .lead {
    font-size: 1.3rem;
    color: var(--primary-blue);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.about_text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about_features {
    display: grid;
    gap: 1rem;
}

.feature_item {
    background: white;
    padding: 1.25rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 217, 255, 0.1);
    transition: all 0.3s ease;
    font-weight: 500;
}

.feature_item i {
    color: var(--primary-cyan);
    margin-right: 0.75rem;
}

.feature_item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 25px rgba(0, 217, 255, 0.2);
}

/* ===== SERVICE CARDS ===== */
.services_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.service_card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.service_card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--gradient-main);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service_card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.1), transparent);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    border-radius: 50%;
    z-index: 0;
}

.service_card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 217, 255, 0.3);
}

.service_card:hover::before {
    transform: scaleX(1);
}

.service_card:hover::after {
    width: 300px;
    height: 300px;
}

.service_icon {
    font-size: 3.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    display: inline-block;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

.service_title {
    font-size: 1.6rem;
    color: var(--accent-dark);
    margin-bottom: 1rem;
}

.service_description {
    color: var(--text-dark);
    line-height: 1.8;
}

/* ===== INDUSTRIES ===== */
.industries_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.industry_card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 8px 25px var(--shadow);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.industry_card:hover {
    border-color: var(--primary-cyan);
    transform: scale(1.05);
}

.industry_icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.industry_card h3 {
    font-size: 1.4rem;
    color: var(--accent-dark);
    margin-bottom: 0.5rem;
}

.industry_card p {
    color: var(--text-dark);
    opacity: 0.8;
}

/* ===== PRODUCTS ===== */
.products_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.product_card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow);
    transition: all 0.3s ease;
}

.product_card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(30, 90, 168, 0.2);
}

.product_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light-bg);
}

.product_header h3 {
    font-size: 1.5rem;
    color: var(--accent-dark);
}

.product_price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.product_price.free {
    color: #10B981;
}

.product_description {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.product_link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-cyan);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.product_link:hover {
    color: var(--primary-blue);
    gap: 0.75rem;
}

/* ===== CTA SECTION ===== */
.cta_section {
    background: var(--gradient-main);
    padding: 6rem 2rem;
    text-align: center;
    color: white;
}

.cta_content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta_content p {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta_content .nx_btn_primary {
    background: white;
    color: var(--primary-blue) !important;
}

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

.contact_card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 217, 255, 0.15);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-cyan);
}

.contact_card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 217, 255, 0.25);
}

.contact_icon {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(30, 90, 168, 0.1));
    color: var(--primary-blue);
}

.contact_card h3 {
    font-size: 1.5rem;
    color: var(--accent-dark);
    margin-bottom: 1rem;
}

.contact_card p,
.contact_card a {
    color: var(--text-dark);
    text-decoration: none;
}

.contact_card a:hover {
    color: var(--primary-cyan);
}

/* ===== FOOTER ===== */
.nx_footer {
    background: var(--accent-dark);
    color: var(--text-light);
    padding: 4rem 2rem 2rem;
}

.footer_content {
    max-width: 1400px;
    margin: 0 auto;
}

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

.footer_logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer_logo img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.footer_logo span {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-cyan);
}

.footer_text {
    margin-bottom: 1.5rem;
    opacity: 0.9;
    line-height: 1.8;
}

.footer_social {
    display: flex;
    gap: 1rem;
}

.social_icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 1.3rem;
    color: white;
}

.social_linkedin {
    background: linear-gradient(135deg, #0077B5, #005582);
}

.social_github {
    background: linear-gradient(135deg, #333, #000);
}

.social_email {
    background: linear-gradient(135deg, #EA4335, #C5221F);
}

.social_phone {
    background: linear-gradient(135deg, #34A853, #0F9D58);
}

.social_icon:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 5px 20px rgba(255, 255, 255, 0.3);
}

.footer_col h4 {
    color: var(--primary-cyan);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer_col ul {
    list-style: none;
}

.footer_col ul li {
    margin-bottom: 0.75rem;
}

.footer_col a {
    color: var(--text-light);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer_col a:hover {
    color: var(--primary-cyan);
    opacity: 1;
    padding-left: 5px;
}

.contact_info li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    opacity: 0.9;
}

.contact_info i {
    color: var(--primary-cyan);
}

.footer_bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
}

.footer_bottom a {
    color: var(--primary-cyan);
    text-decoration: none;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .about_content {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nx_menu {
        position: fixed;
        top: 80px;
        right: -100%;
        flex-direction: column;
        background: white;
        width: 70%;
        max-width: 300px;
        height: calc(100vh - 80px);
        padding: 2rem;
        box-shadow: -5px 0 20px var(--shadow);
        transition: right 0.3s ease;
        align-items: flex-start;
    }

    .nx_menu.active {
        right: 0;
    }

    .menu_toggle {
        display: flex;
    }

    .hero_title {
        font-size: 2.5rem;
    }

    .hero_subtitle {
        font-size: 1.3rem;
    }

    .hero_buttons {
        flex-direction: column;
    }

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

@media (max-width: 640px) {
    .section_title {
        font-size: 2rem;
    }

    .hero_title {
        font-size: 2rem;
    }
}