:root{
    --bg: #0b1020;
    --bg2:#0e1630;
    --card:#121a33;
    --card2:#0f1833;
    --text:#e9ecf3;
    --muted:#a8b0c6;
    --line: rgba(255,255,255,.10);
    --glow: rgba(120, 164, 255, .24);
    --shadow: 0 18px 50px rgba(0,0,0,.35);
    
    --radius: 18px;
    --radius2: 26px;
    
    --accent: #78a4ff;
    --accent2:#60ffa7;
    --accent3:#ffd36a;
    }

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
    margin:0;
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color:var(--text);
    background:
    radial-gradient(900px 600px at 20% 0%, rgba(120,164,255,.0008), transparent 55%),
        radial-gradient(700px 500px at 80% 20%, rgba(96,255,167,.0012), transparent 55%),
        radial-gradient(900px 700px at 50% 110%, rgba(255,211,106,.0010), transparent 60%),
        linear-gradient(180deg, var(--bg2), var(--bg2));
    }

a{ color:inherit; text-decoration:none; }
a:hover{ opacity:.92; }
strong{ font-weight:600; }

.container{
    width:min(1120px, calc(100% - 40px));
    margin:0 auto;
    }

.skip-link{
    position:absolute;
    left:-999px; top:10px;
    background:#fff; color:#000;
    padding:10px 12px;
    border-radius:10px;
    z-index:9999;
    }
.skip-link:focus{ left:10px; }

.no-scroll{ overflow:hidden; }

/* HEADER */
    .header{
    position:sticky; top:0;
    backdrop-filter: blur(10px);
    background: rgba(11, 16, 32, .55);
    border-bottom: 1px solid var(--line);
    z-index: 50;
    }
.header__inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:14px 0;
    }

.brand{
    display:flex; align-items:center; gap:10px;
    font-weight:700;
    letter-spacing:.3px;
    }
.brand__mark{
    width:34px; height:34px;
    display:grid; place-items:center;
    border-radius:12px;
    background: linear-gradient(135deg, rgba(120,164,255,.95), rgba(96,255,167,.85));
    color:#081024;
    box-shadow: 0 12px 30px rgba(120,164,255,.18);
    }
.brand__name{ font-size:16px; }

.nav{
    display:flex;
    align-items:center;
    gap:18px;
    color:var(--muted);
    font-weight:500;
    }
.nav a{ padding:8px 10px; border-radius:12px; }
.nav a:hover{
    color:var(--text);
    background: rgba(255,255,255,.05);
    }

.burger{
    display:none;
    width:44px; height:40px;
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius:14px;
    cursor:pointer;
    }
.burger span{
    display:block;
    height:2px;
    width:18px;
    background: rgba(255,255,255,.75);
    margin:4px auto;
    border-radius:999px;
    }
.mobile{
    border-top:1px solid var(--line);
    background: rgba(11, 16, 32, .78);
    }
.mobile__inner{
    display:grid;
    gap:10px;
    padding:16px 0 18px;
    }
.mobile__inner a{
    padding:12px 12px;
    border:1px solid var(--line);
    border-radius:14px;
    background: rgba(255,255,255,.03);
    }

/* BUTTONS */
    .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    padding:12px 16px;
    border-radius: 14px;
    border:1px solid transparent;
    font-weight:600;
    cursor:pointer;
    transition: transform .08s ease, filter .2s ease, background .2s ease;
    }
.btn:active{ transform: translateY(1px); }

.btn--primary{
    color:#081024;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    box-shadow: 0 18px 50px rgba(0,0,0,.28);
    }
.btn--ghost{
    color:var(--text);
    background: rgba(255,255,255,.04);
    border-color: var(--line);
    }

/* HERO */
    .hero{
    padding: 54px 0 34px;
    }
.hero__inner{
    display:grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 28px;
    align-items:center;
    }

.eyebrow{
    display:flex; align-items:center; gap:10px;
    color:var(--muted);
    font-weight:600;
    letter-spacing:.2px;
    font-size:13px;
    }
.dot{
    width:10px; height:10px;
    border-radius:999px;
    background: rgba(120,164,255,.85);
    box-shadow: 0 0 0 6px rgba(120,164,255,.10);
    }

h1{
    margin:12px 0 12px;
    font-size: clamp(30px, 3.4vw, 48px);
    line-height: 1.05;
    letter-spacing: -0.8px;
    }
.grad{
    display:block;
    background: linear-gradient(90deg, rgba(120,164,255,1), rgba(96,255,167,1), rgba(255,211,106,1));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
    }

.lead{
    margin: 0 0 18px;
    color: rgba(233,236,243,.88);
    line-height:1.55;
    font-size: 16px;
    }

.hero__cta{ display:flex; gap:12px; flex-wrap:wrap; margin-top: 10px; }

.hero__badges{
    display:flex; flex-wrap:wrap;
    gap:10px;
    margin-top: 18px;
    }
.badge{
    padding:8px 10px;
    border-radius:999px;
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    color: var(--muted);
    font-size: 13px;
    font-weight:600;
    }

/* HERO VISUAL */
    .hero__visual{ display:flex; justify-content:flex-end; }
.card-visual{
    width:100%;
    border-radius: var(--radius2);
    background:
    radial-gradient(800px 300px at 30% 0%, rgba(120,164,255,.14), transparent 60%),
        radial-gradient(700px 300px at 70% 15%, rgba(96,255,167,.12), transparent 60%),
        rgba(255,255,255,.03);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 16px;
    overflow:hidden;
    }
.card-visual__top{
    display:flex; align-items:center; justify-content:space-between;
    margin-bottom: 12px;
    opacity:.9;
    }
.chip{
    width:44px; height:28px;
    border-radius: 10px;
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    position:relative;
    }
.chip:after{
    content:"";
    position:absolute; inset:7px;
    border-radius:8px;
    background: radial-gradient(circle at 30% 30%, rgba(120,164,255,.9), rgba(96,255,167,.2) 55%, transparent 70%);
    filter: blur(.2px);
    }
.lines{ display:flex; gap:8px; }
.lines span{
    width:46px; height:8px;
    border-radius:999px;
    background: rgba(255,255,255,.05);
    border:1px solid var(--line);
    }

.triangle{
    position:relative;
    border-radius: 20px;
    border:1px dashed rgba(255,255,255,.16);
    background: rgba(15,24,51,.35);
    padding: 14px;
    min-height: 290px;
    }
.node{
    position:absolute;
    width: 78%;
    max-width: 320px;
    display:flex; gap:12px; align-items:flex-start;
    padding: 12px 12px;
    border-radius: 18px;
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    box-shadow: 0 14px 30px rgba(0,0,0,.22);
    }
.node .icon{
    width:36px; height:36px;
    display:grid; place-items:center;
    border-radius: 14px;
    background: rgba(255,255,255,.06);
    border:1px solid var(--line);
    font-weight:700;
    }
.node__title{ font-weight:700; }
.node__desc{ color: var(--muted); font-size: 13px; margin-top:2px; }

.node--info{ left:14px; top:16px; }
.node--elec{ right:14px; top:112px; }
.node--meca{ left:14px; bottom:16px; }

.center{
    position:absolute;
    left:50%; top:50%;
    transform: translate(-50%, -50%);
    text-align:center;
    }
.bulb{
    width:64px; height:64px;
    display:grid; place-items:center;
    border-radius: 22px;
    background: radial-gradient(circle at 30% 30%, rgba(255,211,106,.95), rgba(120,164,255,.25));
    border: 1px solid rgba(255,255,255,.18);
    box-shadow: 0 0 0 10px rgba(255,211,106,.08), 0 18px 50px rgba(0,0,0,.35);
    color:#081024;
    font-weight:900;
    font-size: 20px;
    }
.center__label{
    margin-top: 8px;
    color: rgba(233,236,243,.9);
    font-weight: 700;
    }

.card-visual__bottom{
    margin-top: 12px;
    display:flex;
    gap:10px;
    }
.meter{
    flex:1;
    border:1px solid var(--line);
    border-radius: 14px;
    background: rgba(255,255,255,.03);
    padding:10px 10px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    color: var(--muted);
    font-size: 13px;
    font-weight: 600;
    }
.meter i{
    width:38%;
    height:8px;
    border-radius:999px;
    background: rgba(120,164,255,.55);
    box-shadow: 0 0 0 6px rgba(120,164,255,.10);
    }

/* STRIP */
    .strip{
    padding: 12px 0 18px;
    }
.strip__inner{
    display:grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    }
.strip__item{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius);
    padding: 14px 14px;
    display:flex;
    align-items:center;
    gap:12px;
    }
.kpi{
    width:42px; height:42px;
    border-radius: 16px;
    display:grid; place-items:center;
    background: rgba(120,164,255,.14);
    border:1px solid rgba(255,255,255,.12);
    font-weight:800;
    }
.kpi__label{ color: var(--muted); font-weight:600; }

/* SECTIONS */
    .section{
    padding: 54px 0;
    }
.section--alt{
    background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    }
.section__head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:18px;
    margin-bottom: 20px;
    }
.section__head h2{
    margin:0;
    font-size: clamp(22px, 2.2vw, 30px);
    letter-spacing: -0.4px;
    }
.section__head p{
    margin:0;
    color: var(--muted);
    max-width: 560px;
    line-height:1.5;
    }

/* GRID / CARDS */
    .grid{ display:grid; gap:14px; }
.grid--3{ grid-template-columns: repeat(3, 1fr); }
.grid--2{ grid-template-columns: repeat(2, 1fr); }

.card{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 18px;
    box-shadow: 0 18px 50px rgba(0,0,0,.18);
    }
.card__icon{
    width:44px; height:44px;
    display:grid; place-items:center;
    border-radius: 18px;
    background: rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.12);
    margin-bottom: 10px;
    font-weight:900;
    }
.card h3{ margin:0 0 10px; }
.list{
    margin:0; padding-left: 18px;
    color: var(--muted);
    line-height:1.6;
    }
.list li{ margin: 6px 0; }

.callout{
    margin-top: 14px;
    border:1px solid rgba(120,164,255,.20);
    background: radial-gradient(700px 200px at 10% 0%, rgba(120,164,255,.16), transparent 55%),
        rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 18px;
    display:flex;
    gap:14px;
    align-items:center;
    justify-content:space-between;
    }
.callout h3{ margin:0 0 6px; }
.callout p{ margin:0; color: var(--muted); line-height:1.5; }

/* STEPS */
    .steps{ display:grid; gap:10px; }
.step{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 16px;
    display:flex;
    gap:14px;
    }
.step__n{
    width:54px; height:54px;
    border-radius: 20px;
    display:grid; place-items:center;
    background: rgba(96,255,167,.10);
    border:1px solid rgba(255,255,255,.12);
    font-weight:800;
    }
.step__content h3{ margin: 2px 0 6px; }
.step__content p{ margin:0; color: var(--muted); line-height:1.55; }

/* PROJECTS */
    .project{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 18px;
    }
.project__tag{
    display:inline-flex;
    padding: 6px 10px;
    border-radius:999px;
    border:1px solid rgba(255,255,255,.12);
    background: rgba(255,255,255,.03);
    color: var(--muted);
    font-weight:700;
    font-size:12px;
    margin-bottom: 10px;
    }
.project h3{ margin:0 0 8px; }
.project p{ margin:0; color: var(--muted); line-height:1.55; }

.note{
    margin-top: 12px;
    color: var(--muted);
    border-left: 3px solid rgba(255,211,106,.55);
    padding: 10px 12px;
    background: rgba(255,255,255,.02);
    border-radius: 14px;
    }

/* ABOUT */
    .about{
    display:grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 14px;
    align-items:start;
    }
.about__text p{ color: var(--muted); line-height:1.6; margin-top:10px; }
.ticks{ margin: 12px 0 0; padding-left: 0; list-style:none; display:grid; gap:8px; color: var(--muted); }
.ticks li{
    display:flex; gap:10px; align-items:center;
    }
.ticks li::before{
    content:"✓";
    width:26px; height:26px;
    display:grid; place-items:center;
    border-radius: 12px;
    border:1px solid rgba(255,255,255,.12);
    background: rgba(120,164,255,.10);
    color: rgba(233,236,243,.9);
    font-weight:900;
    }

.about__card{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 18px;
    box-shadow: 0 18px 50px rgba(0,0,0,.18);
    }
.about__items{ display:grid; gap:12px; margin-top:10px; }
.about__item{ display:flex; gap:12px; align-items:flex-start; }
.mini{
    width:36px; height:36px;
    border-radius: 16px;
    border:1px solid rgba(255,255,255,.12);
    background: rgba(255,255,255,.03);
    display:grid; place-items:center;
    }
.about__itemTitle{ font-weight:800; }
.about__itemDesc{ color: var(--muted); font-size: 13px; margin-top:2px; }

/* CONTACT */
    .contact{
    display:grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 14px;
    align-items:start;
    }
.form{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 18px;
    }
.form__row{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    }
label{
    display:grid;
    gap:8px;
    color: rgba(233,236,243,.9);
    font-weight:600;
    font-size: 13px;
    }
input, textarea{
    width:100%;
    padding: 12px 12px;
    border-radius: 14px;
    border:1px solid rgba(255,255,255,.12);
    background: rgba(15,24,51,.55);
    color: var(--text);
    outline:none;
    }
input::placeholder, textarea::placeholder{ color: rgba(168,176,198,.75); }
input:focus, textarea:focus{
    border-color: rgba(120,164,255,.45);
    box-shadow: 0 0 0 6px rgba(120,164,255,.10);
    }

.form__actions{
    display:flex;
    align-items:center;
    gap:12px;
    margin-top: 12px;
    flex-wrap:wrap;
    }
.form__hint{
    margin:0;
    color: var(--muted);
    font-size: 13px;
    line-height:1.4;
    }

.panel{
    border:1px solid var(--line);
    background: rgba(255,255,255,.03);
    border-radius: var(--radius2);
    padding: 18px;
    }
.panel h3{ margin: 0 0 12px; }
.panel__item{
    display:flex;
    justify-content:space-between;
    gap:12px;
    padding: 10px 0;
    border-bottom:1px solid rgba(255,255,255,.08);
    }
.panel__item:last-of-type{ border-bottom:none; }
.panel__k{ color: var(--muted); font-weight:700; }
.panel__v a{ color: rgba(120,164,255,.95); }
.panel__small{
    margin-top: 12px;
    color: var(--muted);
    font-size: 13px;
    line-height:1.45;
    border-top:1px solid rgba(255,255,255,.08);
    padding-top: 12px;
    }

/* FOOTER */
    .footer{
    border-top:1px solid var(--line);
    padding: 22px 0;
    color: var(--muted);
    background: rgba(0,0,0,.08);
    }
.footer__inner{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:12px;
    }
.brand--footer .brand__mark{ width:30px; height:30px; border-radius: 12px; }
.footer__p{ margin:10px 0 0; max-width: 420px; line-height:1.5; }
.footer__right{
    display:flex;
    gap:14px;
    flex-wrap:wrap;
    justify-content:flex-end;
    }
.footer__right a{ padding:8px 10px; border-radius: 12px; }
.footer__right a:hover{ background: rgba(255,255,255,.05); color: var(--text); }

/* RESPONSIVE */
    @media (max-width: 980px){
    .hero__inner{ grid-template-columns: 1fr; }
    .hero__visual{ justify-content:flex-start; }
    .about, .contact{ grid-template-columns: 1fr; }
    .grid--3{ grid-template-columns: 1fr; }
    .grid--2{ grid-template-columns: 1fr; }
    .strip__inner{ grid-template-columns: 1fr; }
    }

@media (max-width: 760px){
    .nav{ display:none; }
    .burger{ display:block; }
    .form__row{ grid-template-columns: 1fr; }
    .callout{ flex-direction:column; align-items:flex-start; }
    }