:root {
    --bg: #06080f;
    --surf: #0e1825;
    --surf2: #142030;
    --c: #00c8ff;
    --o: #ff6b2b;
    --t: #d0eeff;
    --tm: rgba(208, 238, 255, .45);
    --b: rgba(0, 200, 255, .12);
    --display: 'Orbitron', sans-serif;
    --body: 'Barlow', sans-serif;
}

[data-theme=light] {
    --bg: #e8f4f8;
    --surf: #fff;
    --surf2: #d0e8f8;
    --c: #00678a;
    --o: #c45000;
    --t: #0a1520;
    --tm: rgba(10, 21, 32, .55);
    --b: rgba(0, 100, 150, .12);
}

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

html {
    scroll-behavior: smooth
}

a {
    text-decoration: none;
    color: white;
}

body {
    background: var(--bg);
    color: var(--t);
    font-family: var(--body);
    overflow-x: hidden;
    transition: background .4s, color .4s;
}

/* starfield bg */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(1px 1px at 10% 15%, rgba(0, 200, 255, .4) 0%, transparent 100%), radial-gradient(1px 1px at 30% 70%, rgba(255, 255, 255, .3) 0%, transparent 100%), radial-gradient(1px 1px at 70% 20%, rgba(0, 200, 255, .3) 0%, transparent 100%), radial-gradient(1px 1px at 90% 80%, rgba(255, 107, 43, .3) 0%, transparent 100%);
    z-index: 0;
}

[data-theme=light] body::before {
    opacity: .2;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .9rem 3rem;
    background: rgba(6, 8, 15, .9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--b);
}

[data-theme=light] nav {
    background: rgba(232, 244, 248, .9);
}

.nav-logo {
    font-family: var(--display);
    font-size: .8rem;
    color: var(--c);
    letter-spacing: .12em;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-size: .72rem;
    color: var(--tm);
    text-decoration: none;
    letter-spacing: .1em;
    text-transform: uppercase;
    font-family: var(--display);
    transition: color .2s;
}

.nav-links a:hover {
    color: var(--c);
}

.theme-btn {
    background: none;
    border: 1px solid var(--b);
    color: var(--c);
    font-family: var(--display);
    font-size: .6rem;
    padding: .4rem .8rem;
    cursor: pointer;
    letter-spacing: .1em;
    transition: all .2s;
}

.theme-btn:hover {
    background: var(--c);
    color: #000;
}

/* HERO — HUD */
#hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hud-corner {
    position: absolute;
    width: 40px;
    height: 40px;
    border-color: var(--c);
    border-style: solid;
    opacity: .6;
}

.hud-corner.tl {
    top: 5rem;
    left: 1.5rem;
    border-width: 2px 0 0 2px;
}

.hud-corner.tr {
    top: 5rem;
    right: 1.5rem;
    border-width: 2px 2px 0 0;
}

.hud-corner.bl {
    bottom: 1.5rem;
    left: 1.5rem;
    border-width: 0 0 2px 2px;
}

.hud-corner.br {
    bottom: 1.5rem;
    right: 1.5rem;
    border-width: 0 2px 2px 0;
}

.scan-line {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--c), transparent);
    animation: scan 4s linear infinite;
    z-index: 3;
    pointer-events: none;
    box-shadow: 0 0 10px var(--c);
}

@keyframes scan {
    0% {
        top: 5rem;
        opacity: 1
    }

    95% {
        opacity: .3
    }

    100% {
        top: calc(100vh - 2rem);
        opacity: 0
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
}

.hud-label {
    font-family: var(--display);
    font-size: .65rem;
    color: var(--c);
    letter-spacing: .25em;
    margin-bottom: 1.5rem;
    opacity: .7;
}

.hero-name {
    font-family: var(--display);
    font-size: clamp(2.5rem, 6vw, 5.5rem);
    font-weight: 900;
    letter-spacing: .08em;
    line-height: 1.05;
    margin-bottom: .5rem;
    text-shadow: 0 0 40px rgba(0, 200, 255, .5);
}

.hero-role {
    font-size: 1rem;
    color: var(--tm);
    letter-spacing: .08em;
    margin-bottom: 2.5rem;
    font-family: var(--display);
    font-size: .75rem;
}

.hud-widgets {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-top: 1.5rem;
}

.sys-panel {
    background: rgba(14, 24, 37, .7);
    border: 1px solid var(--b);
    padding: 1rem 1.5rem;
    text-align: left;
    backdrop-filter: blur(8px);
}

[data-theme=light] .sys-panel {
    background: rgba(255, 255, 255, .7);
}

.sys-title {
    font-family: var(--display);
    font-size: .55rem;
    color: var(--c);
    letter-spacing: .2em;
    margin-bottom: .8rem;
}

.sys-item {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .72rem;
    color: var(--tm);
    margin-bottom: .4rem;
}

.sys-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: .3
    }
}

.sys-dot.o {
    background: var(--o);
    animation-delay: .6s;
}

.ring-wrap {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.ring-svg {
    width: 120px;
    height: 120px;
}

.ring-label {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.ring-val {
    font-family: var(--display);
    font-size: 1.2rem;
    color: var(--c);
}

.ring-sub {
    font-size: .55rem;
    color: var(--tm);
    letter-spacing: .1em;
}

/* HUD cross */
.hud-cross {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    pointer-events: none;
    opacity: .4;
}

.hud-cross::before,
.hud-cross::after {
    content: '';
    position: absolute;
    background: var(--c);
}

.hud-cross::before {
    width: 1px;
    height: 100%;
    left: 50%;
    transform: translateX(-50%);
}

.hud-cross::after {
    height: 1px;
    width: 100%;
    top: 50%;
    transform: translateY(-50%);
}

section {
    padding: 5rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

h2 {
    font-family: var(--display);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: .08em;
    margin-bottom: 2rem;
    color: var(--t);
}

.sec-label {
    font-size: .6rem;
    font-family: var(--display);
    color: var(--c);
    letter-spacing: .2em;
    margin-bottom: .6rem;
}

.divider {
    border: none;
    border-top: 1px solid var(--b);
}

/* ABOUT */
#about p {
    font-size: .92rem;
    line-height: 1.9;
    color: var(--tm);
    max-width: 640px;
    margin-bottom: .8rem;
}

#about strong {
    color: var(--t);
}

/* SKILLS — radar SVG */
.radar-wrap {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: center;
}

.radar-legend {
    display: flex;
    flex-direction: column;
    gap: .8rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: .7rem;
    font-size: .82rem;
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

svg#radar {
    overflow: visible;
}

/* PROJECTS — mission cards */
.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.2rem;
}

.m-card {
    background: var(--surf);
    border: 1px solid var(--b);
    padding: 1.2rem;
    transition: all .3s;
    position: relative;
    overflow: hidden;
}

.m-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--c), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s;
}

.m-card:hover::before {
    transform: scaleX(1);
}

.m-card:hover {
    box-shadow: 0 0 25px rgba(0, 200, 255, .15);
}

.m-id {
    font-family: var(--display);
    font-size: .55rem;
    color: var(--tm);
    letter-spacing: .2em;
    margin-bottom: .7rem;
}

.m-status {
    display: inline-block;
    font-size: .55rem;
    padding: .15rem .4rem;
    border-radius: 2px;
    font-family: var(--display);
    letter-spacing: .1em;
    margin-bottom: .7rem;
}

.m-status.done {
    background: rgba(0, 200, 255, .15);
    color: var(--c);
    border: 1px solid var(--b);
}

.m-status-progress-games{
    margin-top: 15px;
}

.m-title {
    font-family: var(--display);
    font-size: 1rem;
    margin-bottom: .5rem;
    letter-spacing: .06em;
}

.m-desc {
    font-size: .78rem;
    color: var(--tm);
    line-height: 1.6;
    margin-bottom: .8rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: .3rem;
}

.tag {
    font-size: .6rem;
    padding: .15rem .4rem;
    background: var(--surf2);
    color: var(--tm);
}

/* GAME cards — declassify */
.intel-card {
    background: var(--surf);
    border: 1px solid var(--b);
    padding: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.intel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: .8rem;
}

.intel-title {
    font-family: var(--display);
    font-size: 1.1rem;
    letter-spacing: .08em;
}

.intel-classification {
    font-family: var(--display);
    font-size: .55rem;
    color: green;
    letter-spacing: .2em;
    padding: .2rem .5rem;
    border: 1px solid green;
}

.intel-body {
    position: relative;
}

.intel-text {
    font-size: .82rem;
    color: var(--tm);
    line-height: 1.7;
    transition: filter .4s, opacity .4s;
}

.intel-redact {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--display);
    font-size: .55rem;
    color: var(--o);
    letter-spacing: .15em;
    transition: opacity .4s;
}

.intel-card:hover .intel-text {
    filter: none;
    opacity: 1;
}

.intel-card:hover .intel-redact {
    opacity: 0;
}

.intel-text {
    filter: blur(4px);
    opacity: .3;
}

.intel-redact {
    opacity: 1;
}

.hover-note {
    font-size: .65rem;
    color: var(--tm);
    margin-top: .5rem;
    opacity: .6;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: .3rem;
    margin-top: .7rem;
}

/* CONTACT */
.c-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

#contact p {
    font-size: .9rem;
    color: var(--tm);
    line-height: 1.8;
    max-width: 400px;
    margin-bottom: 1.5rem;
}

.c-links {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem;
}

.c-link {
    padding: .6rem 1.2rem;
    border: 1px solid var(--b);
    color: var(--c);
    text-decoration: none;
    font-family: var(--display);
    font-size: .6rem;
    letter-spacing: .12em;
    transition: all .2s;
}

.c-link:hover {
    background: var(--c);
    color: #000;
}

.mission-stat {
    background: var(--surf);
    border: 1px solid var(--b);
    padding: 1.5rem;
    margin-bottom: .8rem;
}

.ms-title {
    font-family: var(--display);
    font-size: .55rem;
    color: var(--tm);
    letter-spacing: .2em;
    margin-bottom: .3rem;
}

.ms-val {
    font-family: var(--display);
    font-size: 1.5rem;
    color: var(--c);
}

footer {
    text-align: center;
    padding: 1.5rem;
    border-top: 1px solid var(--b);
    font-size: .65rem;
    color: var(--tm);
    font-family: var(--display);
    letter-spacing: .08em;
    position: relative;
    z-index: 2;
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .7s, transform .7s;
}

.reveal.vis {
    opacity: 1;
    transform: none;
}