@property --a{syntax:'<angle>';inherits:false;initial-value:0deg}

:root{
    --bg: #050403;
    --panel: #0e0b07;
    --panel2: #16110a;
    --ink: #f3e6c8;
    --mute: #b8a884;
    --gold: #e8a91f;
    --gold-hi: #ffd36a;
    --gold-lo: #8a5a0c;
    --line: rgba(232,169,31,.28);
    --glow: rgba(232,169,31,.35);
    color-scheme: dark;
    box-sizing: border-box;
    padding-top: env(safe-area-inset-top,0px);
    padding-bottom: env(safe-area-inset-bottom,0px);
}

html{
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

*{
    box-sizing: border-box;
}

body{
    margin: 0;
    background: radial-gradient(1200px 700px at 75% -5%,#1a1206 0%,var(--bg) 60%) fixed;
    color: var(--ink);
    font: 400 17px/1.65 "IBM Plex Sans",system-ui,sans-serif;
    overflow-x: hidden;
}

a{
    color: var(--gold-hi);
}

a:focus-visible,button:focus-visible{
    outline: 3px solid var(--gold-hi);
    outline-offset: 3px;
}

.wrap{
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 22px;
}

h1,h2,h3{
    font-family: Cinzel,Georgia,serif;
    font-weight: 700;
    line-height: 1.1;
    margin: 0;
}

#traces{
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: .55;
    pointer-events: none;
}

/* scroll progress bar */
body::before{
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 100%;
    z-index: 60;
    background: linear-gradient(90deg,var(--gold-lo),var(--gold-hi));
    transform-origin: 0 50%;
    transform: scaleX(0);
}

@supports (animation-timeline: scroll()){
    body::before{
        animation: prog linear both;
        animation-timeline: scroll(root);
    }
    @keyframes prog{
        to{
            transform: scaleX(1);
        }
    }
}

/* header */
header{
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(5,4,3,.72);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid transparent;
    border-image: linear-gradient(90deg,transparent,var(--gold-lo),var(--gold-hi),var(--gold-lo),transparent) 1;
}

header .wrap{
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    padding-top: 8px;
    padding-bottom: 8px;
}

.brand img{
    display: block;
    height: 46px;
    width: auto;
    filter: drop-shadow(0 0 10px var(--glow));
}

nav a{
    margin-left: 22px;
    color: var(--ink);
    text-decoration: none;
    font: 600 16px Rajdhani,sans-serif;
    letter-spacing: .12em;
    text-transform: uppercase;
    position: relative;
}

nav a::after{
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -4px;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transition: transform .25s;
}

nav a:hover::after,nav a:focus-visible::after{
    transform: scaleX(1);
}

/* hero */
.hero{
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 72px 22px 64px;
}

.eyebrow{
    font: 600 15px Rajdhani,sans-serif;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--gold);
    margin: 0 0 14px;
}

.hero h1{
    font-size: clamp(36px,5.6vw,66px);
    background: linear-gradient(180deg,var(--gold-hi),var(--gold) 55%,var(--gold-lo));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 40px rgba(232,169,31,.18);
}

.hero p{
    max-width: 34em;
    color: var(--mute);
}

.hero p.eyebrow{
    color: var(--gold);
}

.hero-copy>p:not(.eyebrow){
    margin: 22px 0 28px;
}

.btn{
    display: inline-block;
    background: linear-gradient(180deg,var(--gold-hi),var(--gold));
    color: #1a1000;
    padding: 12px 22px;
    border-radius: 3px;
    text-decoration: none;
    font: 700 16px Rajdhani,sans-serif;
    letter-spacing: .1em;
    text-transform: uppercase;
    margin: 0 10px 10px 0;
    border: 1px solid var(--gold-hi);
    cursor: pointer;
    box-shadow: 0 0 0 0 var(--glow);
    transition: box-shadow .25s,transform .25s;
}

.btn:hover{
    box-shadow: 0 0 24px 2px var(--glow);
    transform: translateY(-2px);
}

.btn.alt{
    background: transparent;
    color: var(--gold-hi);
    border-color: var(--gold);
}

.hero-logo{
    margin: 0;
    perspective: 900px;
    position: relative;
}

.hero-logo::before{
    content: "";
    position: absolute;
    inset: 8%;
    background: radial-gradient(closest-side,rgba(232,169,31,.28),transparent 70%);
    filter: blur(24px);
    z-index: -1;
}

.hero-logo img{
    display: block;
    width: 100%;
    height: auto;
    mix-blend-mode: screen;
    transform: rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));
    transition: transform .15s ease-out;
    filter: drop-shadow(0 0 28px var(--glow));
    animation: float 7s ease-in-out infinite;
}

@keyframes float{
    50%{
        translate: 0 -8px;
    }
}

/* sections */
section{
    padding: 64px 0;
    border-top: 1px solid var(--line);
}

section h2{
    font-size: clamp(28px,4.4vw,44px);
    margin-bottom: 12px;
    color: var(--gold-hi);
}

.lead{
    color: var(--mute);
    max-width: 38em;
    margin: 0 0 30px;
}

.demo{
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 40px;
    align-items: center;
}

/* matrix panel with animated border */
.matrix,.ip{
    border:1.5px solid transparent;
    border-radius: 10px;
    padding:16px;
    background: linear-gradient(var(--panel),var(--panel)) padding-box, conic-gradient(from var(--a), var(--gold-lo),var(--gold-hi),var(--gold-lo),#2a1c05,var(--gold-lo)) border-box;
    animation: spin 9s linear infinite;
    box-shadow: 0 20px 60px rgba(0,0,0,.6),0 0 40px rgba(232,169,31,.08);
}

@keyframes spin{
    to{
        --a:360deg;
    }
}

.matrix .bar,.ip .bar{
    display: flex;
    justify-content: space-between;
    background: linear-gradient(90deg,var(--gold-lo),var(--gold));
    color: #1a1000;
    font: 700 14px Rajdhani,sans-serif;
    letter-spacing: .14em;
    padding: 5px 12px;
    margin: -16px -16px 14px;
    border-radius: 8px 8px 0 0;
}

.grid{
    display: grid;
    grid-template-columns: 22px repeat(8,1fr) 54px;
    gap: 4px;
    align-items: center;
    font: 600 12px Rajdhani,sans-serif;
    color: var(--mute);
}

.grid span{
    text-align: center;
}


.grid button{
    aspect-ratio: 1;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: var(--panel2);
    cursor: pointer;
    padding: 0;
    transition: background .2s,box-shadow .2s,transform .15s;
}

.grid button:hover{
    border-color: var(--gold);
    transform:scale(1.08);
}

.grid button[aria-pressed="true"]{
    background: linear-gradient(180deg,var(--gold-hi),var(--gold-lo));
    border-color: var(--gold-hi);
    box-shadow :0 0 12px var(--glow);
}

.meter{
    display: block;
    height: 8px;
    background: #000;
    border: 1px solid var(--line);
    border-radius: 2px;
    overflow: hidden;
}

.meter i{
    display: block;
    height: 100%;
    background: linear-gradient(90deg,#3d8f45,var(--gold-hi) 75%,#d4452f);
    transform-origin: 0 50%;
    transform: scaleX(0);
}

.cap{
    font-size: 13px;
    color: var(--mute);
    margin: 12px 0 0;
}

/* projects */
.proj{
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 36px;
    align-items: start;
    margin-bottom: 64px;
}

.proj:last-child{
    margin-bottom: 0;
}

.proj h3{
    font-size: clamp(22px,3vw,30px);
    margin-bottom: 10px;
    color: var(--gold-hi);
}

.proj ul{
    padding-left: 20px;
    margin: 12px 0 18px;
    color: var(--mute);
}

.proj li{
    margin-bottom: 4px;
}

.proj li::marker{
    color: var(--gold);
}

.shots{
    display: grid;
    gap: 14px;
}

.proj img{
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid var(--line);
    border-radius: 6px;
    transition: transform .35s,box-shadow .35s,border-color .35s;
}

.proj img:hover{
    transform: translateY(-4px) scale(1.01);
    border-color: var(--gold);
    box-shadow: 0 14px 40px rgba(0,0,0,.6),0 0 28px var(--glow);
}

.two{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 34px;
}

.two>div{
    padding :22px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: linear-gradient(160deg,var(--panel2),var(--panel));
}

.two h3{
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--gold-hi);
}

.two p{
    color: var(--mute);
    margin: 0;
}

/* footer */
footer{
    border-top: 1px solid var(--line);
    padding: 28px 0;
    color: var(--mute);
    font-size: 15px;
}

.foot{
    display: flex;
    align-items: center;
    gap: 14px;
}

.foot img{
    mix-blend-mode: screen;
    height: 44px;
    width: 44px;
}

/* reveal on scroll */
.rv{
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1);
}

.rv.in{
    opacity: 1;
    transform: none;
}

@media (max-width: 820px){

    .hero,.proj,.two,.demo{
        grid-template-columns: 1fr;
    }
    .hero{
        padding-top: 36px;
    }
    .hero-logo{
        order: -1;
        max-width: 420px;
        margin: 0 auto;
    }
    nav a{
        margin: 0 14px 0 0;
    }
    .brand img{
        height: 38px;
    }

}

@media (prefers-reduced-motion:reduce){

    *,*::before,*::after{
        animation: none!important;
        transition: none!important;
    }
    html{
        scroll-behavior: auto;
    }
    .rv{
        opacity:1;transform: none;
    }

}