/* ==================================================
           BASIC
        ================================================== */

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: Arial, Helvetica, sans-serif;
            background: #030507;
            color: #ffffff;
            line-height: 1.6;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
        }


        /* ==================================================
           BLUE LIGHT BACKGROUND
        ================================================== */

        body::before {
            content: "";
            position: fixed;

            width: 500px;
            height: 500px;

            top: -220px;
            left: -180px;

            background: rgba(0, 120, 255, 0.18);

            filter: blur(130px);
            border-radius: 50%;

            pointer-events: none;
            z-index: -1;
        }

        body::after {
            content: "";
            position: fixed;

            width: 450px;
            height: 450px;

            right: -180px;
            bottom: -180px;

            background: rgba(0, 80, 255, 0.15);

            filter: blur(130px);
            border-radius: 50%;

            pointer-events: none;
            z-index: -1;
        }


        /* ==================================================
           NAVBAR
        ================================================== */

        header {
            position: fixed;
            top: 0;
            left: 0;

            width: 100%;
            height: 72px;

            background: rgba(3, 5, 7, 0.82);

            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);

            border-bottom: 1px solid rgba(0, 140, 255, 0.18);

            z-index: 9999;
        }

        .nav {
            width: 100%;
            max-width: 1200px;
            height: 100%;

            margin: auto;
            padding: 0 25px;

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

        .logo {
            color: #ffffff;

            font-size: 22px;
            font-weight: bold;

            letter-spacing: 1px;
        }

        .logo span {
            color: #20b7ff;

            text-shadow:
                0 0 8px rgba(0, 170, 255, 0.8),
                0 0 20px rgba(0, 140, 255, 0.4);
        }

        .menu {
            list-style: none;

            display: flex;
            gap: 30px;
        }

        .menu a {
            color: #aebdcc;

            font-size: 14px;

            transition: 0.3s;
        }

        .menu a:hover {
            color: #20b7ff;

            text-shadow:
                0 0 10px rgba(0, 160, 255, 0.7);
        }

        .nav-button {
            color: #ffffff;

            padding: 9px 17px;

            border: 1px solid #008cff;
            border-radius: 6px;

            font-size: 13px;

            transition: 0.3s;
        }

        .nav-button:hover {
            background: #008cff;

            box-shadow:
                0 0 20px rgba(0, 140, 255, 0.5);
        }


        /* ==================================================
           HERO
        ================================================== */

        .hero {
            min-height: 100vh;

            max-width: 1200px;
            margin: auto;

            padding: 150px 25px 100px;

            display: flex;
            align-items: center;
            justify-content: space-between;

            gap: 50px;
        }

        .hero-content {
            max-width: 650px;
        }

        .label {
            display: inline-block;

            padding: 7px 14px;
            margin-bottom: 25px;

            color: #20b7ff;

            border: 1px solid rgba(0, 150, 255, 0.25);
            border-radius: 30px;

            background: rgba(0, 120, 255, 0.06);

            font-size: 12px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        h1 {
            font-size: clamp(44px, 6vw, 76px);

            line-height: 1.05;

            letter-spacing: -2px;

            margin-bottom: 25px;
        }

        h1 span {
            color: #20b7ff;

            text-shadow:
                0 0 10px rgba(0, 160, 255, 0.5),
                0 0 35px rgba(0, 100, 255, 0.3);
        }

        .hero-description {
            max-width: 590px;

            color: #8493a3;

            font-size: 17px;

            margin-bottom: 35px;
        }

        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-block;

            padding: 13px 24px;

            border-radius: 6px;

            font-size: 14px;
            font-weight: bold;

            transition: 0.3s;
        }

        .btn-primary {
            color: #ffffff;

            background:
                linear-gradient(
                    135deg,
                    #006bd6,
                    #00aaff
                );

            box-shadow:
                0 0 20px rgba(0, 140, 255, 0.22);
        }

        .btn-primary:hover {
            transform: translateY(-2px);

            box-shadow:
                0 0 30px rgba(0, 160, 255, 0.55);
        }

        .btn-secondary {
            color: #d5e4f2;

            background: #090e14;

            border: 1px solid #243342;
        }

        .btn-secondary:hover {
            color: #20b7ff;

            border-color: #008cff;
        }


        /* ==================================================
           HERO VISUAL
        ================================================== */

        .hero-visual {
            width: 400px;
            height: 400px;

            display: flex;
            align-items: center;
            justify-content: center;

            position: relative;
        }

        .light-orbit {
            width: 300px;
            height: 300px;

            border-radius: 50%;

            border: 1px solid rgba(0, 150, 255, 0.4);

            box-shadow:
                0 0 35px rgba(0, 140, 255, 0.12),
                inset 0 0 35px rgba(0, 140, 255, 0.08);

            animation: pulse 4s ease-in-out infinite;

            position: relative;
        }

        .light-orbit::before {
            content: "";

            position: absolute;

            width: 180px;
            height: 180px;

            top: 50%;
            left: 50%;

            transform: translate(-50%, -50%);

            border-radius: 50%;

            border: 1px solid rgba(0, 180, 255, 0.45);

            box-shadow:
                0 0 25px rgba(0, 150, 255, 0.35);
        }

        .light-orbit::after {
            content: "";

            position: absolute;

            width: 9px;
            height: 9px;

            top: 12%;
            right: 18%;

            border-radius: 50%;

            background: #20b7ff;

            box-shadow:
                0 0 10px #20b7ff,
                0 0 30px #008cff,
                0 0 60px #008cff;
        }

        @keyframes pulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.65;
            }

            50% {
                transform: scale(1.06);
                opacity: 1;
            }
        }


        /* ==================================================
           GENERAL SECTION
        ================================================== */

        section {
            padding: 100px 25px;
        }

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

        .section-title {
            text-align: center;

            margin-bottom: 50px;
        }

        .section-title h2 {
            font-size: 38px;

            margin-bottom: 8px;
        }

        .section-title h2 span {
            color: #20b7ff;
        }

        .section-title p {
            color: #758494;

            font-size: 14px;
        }


        /* ==================================================
           SERVICES
        ================================================== */

        .services {
            display: grid;

            grid-template-columns:
                repeat(3, 1fr);

            gap: 20px;
        }

        .service-card {
            padding: 30px;

            background:
                linear-gradient(
                    145deg,
                    rgba(10, 18, 27, 0.95),
                    rgba(4, 8, 12, 0.95)
                );

            border:
                1px solid rgba(0, 140, 255, 0.18);

            border-radius: 10px;

            transition: 0.35s;
        }

        .service-card:hover {
            transform: translateY(-6px);

            border-color:
                rgba(0, 170, 255, 0.55);

            box-shadow:
                0 15px 40px rgba(0, 100, 255, 0.12),
                0 0 20px rgba(0, 150, 255, 0.08);
        }

        .service-icon {
            width: 48px;
            height: 48px;

            margin-bottom: 20px;

            display: flex;
            align-items: center;
            justify-content: center;

            color: #20b7ff;

            background:
                rgba(0, 130, 255, 0.07);

            border:
                1px solid rgba(0, 160, 255, 0.25);

            border-radius: 8px;

            font-size: 21px;

            box-shadow:
                0 0 15px rgba(0, 140, 255, 0.08);
        }

        .service-card h3 {
            font-size: 19px;

            margin-bottom: 10px;
        }

        .service-card p {
            color: #758494;

            font-size: 14px;
        }


        /* ==================================================
           ASK QUESTION
        ================================================== */

        .faq {
            max-width: 900px;

            margin:
                85px auto 0;
        }

        .faq-heading {
            text-align: center;

            margin-bottom: 35px;
        }

        .faq-heading h2 {
            font-size: 31px;

            margin-bottom: 5px;
        }

        .faq-heading h2 span {
            color: #20b7ff;
        }

        .faq-heading p {
            color: #758494;

            font-size: 14px;
        }

        .faq-item {
            margin-bottom: 12px;

            background:
                rgba(7, 13, 20, 0.92);

            border:
                1px solid rgba(0, 140, 255, 0.18);

            border-radius: 8px;

            overflow: hidden;

            transition:
                border-color 0.3s,
                box-shadow 0.3s;
        }

        .faq-item.active {
            border-color:
                rgba(0, 160, 255, 0.45);

            box-shadow:
                0 0 25px rgba(0, 120, 255, 0.08);
        }

        .faq-question {
            width: 100%;

            padding: 19px 22px;

            display: flex;
            align-items: center;
            justify-content: space-between;

            border: none;
            outline: none;

            background: transparent;

            color: #e9f4ff;

            text-align: left;

            font-family: inherit;
            font-size: 15px;
            font-weight: bold;

            cursor: pointer;
        }

        .faq-symbol {
            flex-shrink: 0;

            width: 29px;
            height: 29px;

            margin-left: 20px;

            display: flex;
            align-items: center;
            justify-content: center;

            color: #20b7ff;

            border:
                1px solid rgba(0, 160, 255, 0.35);

            border-radius: 50%;

            font-size: 20px;
            font-weight: normal;

            transition:
                0.3s ease;
        }

        .faq-item.active .faq-symbol {
            color: #ffffff;

            background: #008cff;

            border-color: #008cff;

            box-shadow:
                0 0 15px rgba(0, 150, 255, 0.4);

            transform: rotate(180deg);
        }

        /* ANSWER */

        .faq-answer {
            display: grid;

            grid-template-rows: 0fr;

            opacity: 0;

            transition:
                grid-template-rows 0.45s ease,
                opacity 0.35s ease;
        }

        .faq-answer-inner {
            overflow: hidden;

            min-height: 0;

            padding: 0 22px;

            transition:
                padding 0.35s ease;
        }

        .faq-answer-inner p {
            color: #7f8e9e;

            font-size: 14px;

            line-height: 1.7;

            padding-bottom: 20px;
        }

        .faq-item.active .faq-answer {
            grid-template-rows: 1fr;

            opacity: 1;
        }

        .faq-item.active .faq-answer-inner {
            padding-top: 0;
        }


        /* ==================================================
           CTA
        ================================================== */

        .cta {
            max-width: 950px;

            margin: auto;

            padding: 70px 30px;

            text-align: center;

            border:
                1px solid rgba(0, 140, 255, 0.20);

            border-radius: 12px;

            background:
                radial-gradient(
                    circle at center,
                    rgba(0, 130, 255, 0.12),
                    rgba(3, 5, 7, 0.95) 65%
                );

            box-shadow:
                0 0 40px rgba(0, 120, 255, 0.07);
        }

        .cta h2 {
            font-size: 36px;

            margin-bottom: 12px;
        }

        .cta h2 span {
            color: #20b7ff;
        }

        .cta p {
            color: #758494;
            font-size: larger;
            margin-bottom: 28px;
        }


        /* ==================================================
           FOOTER
        ================================================== */

        footer {
            padding: 35px 20px;

            text-align: center;

            border-top:
                1px solid rgba(0, 140, 255, 0.15);

            color: #566575;

            font-size: 13px;
        }

        footer span {
            color: #20b7ff;
        }


        /* ==================================================
           RESPONSIVE
        ================================================== */

        @media (max-width: 850px) {

            .menu {
                display: none;
            }

            .hero {
                flex-direction: column;

                text-align: center;

                padding-top: 130px;
            }

            .hero-description {
                margin-left: auto;
                margin-right: auto;
            }

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

            .hero-visual {
                width: 320px;
                height: 320px;
            }

            .light-orbit {
                width: 240px;
                height: 240px;
            }

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


        @media (max-width: 500px) {

            .nav {
                padding: 0 18px;
            }

            .nav-button {
                display: none;
            }

            h1 {
                font-size: 43px;
            }

            .hero-description {
                font-size: 15px;
            }

            .hero-visual {
                width: 280px;
                height: 280px;
            }

            .light-orbit {
                width: 210px;
                height: 210px;
            }

            section {
                padding:
                    75px 20px;
            }

            .section-title h2,
            .cta h2 {
                font-size: 30px;
            }
        }