/* ===================================================== */
/* #1 RESET */
/* ===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fb;
    color: #111;
    overflow-x: hidden;
}

/* ===================================================== */
/* #2 CONTAINER */
/* ===================================================== */
.container {
    width: 100%;
    max-width: 1500px;
    margin: 0 auto;
    padding-left: 25px;
    padding-right: 25px;
}

/* ===================================================== */
/* #3 HEADER */
/* ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    z-index: 999;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.header-container {
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.logo-area img {
    width: 320px;
    max-width: 100%;
}

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav a {
    text-decoration: none;
    color: #111;
    font-size: 16px;
    font-weight: 600;
    transition: 0.3s;
}

.nav a:hover {
    color: #1e73be;
}

/* ===================================================== */
/* #4 HERO */
/* ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    background:
        linear-gradient(135deg, #0c0c0c 0%, #1e73be 100%);
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at top right,
            rgba(255, 255, 255, 0.12),
            transparent 40%);
}

.hero-content {
    position: relative;
    z-index: 2;
    padding-top: 140px;
    padding-bottom: 120px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 100px;
    color: #fff;
    font-size: 14px;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

.hero h1 {
    color: #fff;
    font-size: clamp(42px, 7vw, 95px);
    line-height: 1.05;
    max-width: 900px;
    margin-bottom: 30px;
    font-weight: 800;
}

.hero p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 20px;
    line-height: 1.8;
    max-width: 850px;
}

.hero-buttons {
    margin-top: 45px;
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

.btn-primary,
.btn-secondary {
    padding: 18px 35px;
    border-radius: 12px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    transition: 0.3s;
}

.btn-primary {
    background: #fff;
    color: #1e73be;
}

.btn-primary:hover {
    transform: translateY(-3px);
}

.btn-secondary {
    border: 2px solid rgba(255, 255, 255, 0.35);
    color: #fff;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ===================================================== */
/* #5 SECTION */
/* ===================================================== */
.section {
    padding: 120px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 70px;
}

.section-title span {
    color: #1e73be;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title h2 {
    font-size: clamp(32px, 4vw, 58px);
    margin-top: 15px;
    line-height: 1.2;
}

/* ===================================================== */
/* #6 SERVICES */
/* ===================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.service-card {
    background: #fff;
    border-radius: 24px;
    padding: 40px 30px;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.06);
    transition: 0.3s;
}

.service-card:hover {
    transform: translateY(-8px);
}

.service-icon {
    font-size: 45px;
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 18px;
}

.service-card p {
    color: #555;
    line-height: 1.8;
    font-size: 16px;
}

/* ===================================================== */
/* #7 ABOUT */
/* ===================================================== */
.about-section {
    padding: 120px 0;
    background: #0f1723;
}

.about-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.about-small {
    color: #1e73be;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.about-left h2 {
    color: #fff;
    font-size: clamp(34px, 4vw, 60px);
    line-height: 1.2;
    margin-top: 18px;
    margin-bottom: 25px;
}

.about-left p {
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.9;
    margin-bottom: 20px;
    font-size: 17px;
}

.about-right {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.about-box {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 22px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.about-box h3 {
    color: #fff;
    margin-bottom: 12px;
    font-size: 24px;
}

.about-box p {
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.8;
}

/* ===================================================== */
/* #8 CONTACT */
/* ===================================================== */
.contact-section {
    padding: 120px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.contact-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.06);
}

.contact-icon {
    font-size: 45px;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.contact-card p,
.contact-card a {
    color: #555;
    text-decoration: none;
    line-height: 1.8;
    font-size: 17px;
}

/* ===================================================== */
/* #9 FOOTER */
/* ===================================================== */
.footer {
    background: #0d1117;
    padding: 30px 0;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.75);
}

/* ===================================================== */
/* #10 LAPTOP 15/17 */
/* ===================================================== */
@media (max-width: 1400px) {

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

}

/* ===================================================== */
/* #11 TABLET */
/* ===================================================== */
@media (max-width: 992px) {

    .nav {
        display: none;
    }

    .about-container,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

}

/* ===================================================== */
/* #12 MOBILE */
/* ===================================================== */
@media (max-width: 768px) {

    .header-container {
        justify-content: center;
        min-height: 80px;
    }

    .logo-area img {
        width: 250px;
    }

    .hero-content {
        padding-top: 120px;
        padding-bottom: 90px;
    }

    .hero h1 {
        font-size: 44px;
    }

    .hero p {
        font-size: 17px;
    }

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

    .section,
    .about-section,
    .contact-section {
        padding: 90px 0;
    }

    .service-card,
    .contact-card,
    .about-box {
        padding: 30px 24px;
    }

    .footer-container {
        text-align: center;
        justify-content: center;
    }

}
/* ===================================================== */
/* #4 HERO */
/* ===================================================== */
.hero{
    position:relative;
    min-height:100vh;
    display:flex;
    align-items:center;
    overflow:hidden;
    background:
    linear-gradient(
        120deg,
        #051321 0%,
        #0d2740 45%,
        #1e73be 100%
    );
}

.hero::before{
    content:"";
    position:absolute;
    top:-200px;
    right:-150px;
    width:700px;
    height:700px;
    background:radial-gradient(
        circle,
        rgba(255,255,255,0.12),
        transparent 70%
    );
    border-radius:50%;
}

.hero-content{
    position:relative;
    z-index:2;
    display:grid;
    grid-template-columns:1.1fr 0.9fr;
    align-items:center;
    gap:60px;
    width:100%;
    padding-top:140px;
    padding-bottom:100px;
}

.hero-left h1{
    color:#fff;
    font-size:clamp(48px, 4vw, 88px);
    line-height:1.05;
    font-weight:900;
    margin-bottom:30px;
    
}

.hero-left p{
    color:rgba(255,255,255,0.85);
    font-size:20px;
    line-height:1.8;
    max-width:650px;
}

.hero-buttons{
    display:flex;
    gap:20px;
    margin-top:45px;
    flex-wrap:wrap;
}

.btn-primary{
    background:#fff;
    color:#1e73be;
    padding:18px 34px;
    border-radius:14px;
    text-decoration:none;
    font-weight:700;
    transition:0.3s;
}

.btn-primary:hover{
    transform:translateY(-4px);
}

.btn-secondary{
    border:2px solid rgba(255,255,255,0.2);
    color:#fff;
    padding:18px 34px;
    border-radius:14px;
    text-decoration:none;
    font-weight:700;
    transition:0.3s;
}

.btn-secondary:hover{
    background:rgba(255,255,255,0.08);
}

.hero-right{
    position:relative;
    display:flex;
    justify-content:center;
    align-items:center;
}

.hero-image{
    width:100%;
    max-width:650px;
    filter:
        drop-shadow(0 30px 60px rgba(0,0,0,0.45));
    animation:floatBattery 4s ease-in-out infinite;
}

@keyframes floatBattery{
    0%{
        transform:translateY(0px);
    }
    50%{
        transform:translateY(-12px);
    }
    100%{
        transform:translateY(0px);
    }
}