:root {
    --black: #0F0F0F;
    --supergray: #1C1C1C;
    --gray: #2E2E2E;
    --paper: #F4F4F4;
    --white: #FFFFFF;
    --green: #C8F542;
    --blue: #3B82F6;
    --purple: #8B5CF6;
    --orange: #FF6B35;
    --pink: #FF2E63;
    --line-dark: rgba(255,255,255,.13);
    --line-light: rgba(15,15,15,.14);
    --max: 1320px;
    --pad: clamp(22px,4vw,54px);
    --ease: cubic-bezier(.2,.75,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px, transparent 1px),
        var(--black);
    background-size: 40px 40px, 40px 40px, auto;
    color: #fff;
    font-family: "Space Grotesk", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; }
[hidden] { display: none !important; }

.wrap {
    width: min(var(--max), 100%);
    margin-inline: auto;
    padding-inline: var(--pad);
}

.skip-link {
    position: fixed;
    z-index: 9999;
    left: 18px;
    top: -80px;
    padding: 12px 16px;
    background: var(--green);
    color: var(--black);
    font-weight: 700;
}
.skip-link:focus { top: 18px; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

.eyebrow,
.section-code,
.card-code,
.content-card__code {
    margin: 0;
    font-size: 10px;
    line-height: 1.3;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
}
.eyebrow { color: rgba(255,255,255,.54); }
.section-code { color: var(--green); }
.card-code { color: rgba(255,255,255,.46); }
.content-card__code { color: var(--purple); }

/* HEADER — mesma base do MSK Games */
.site-header {
    position: fixed;
    z-index: 120;
    top: 0;
    left: 0;
    right: 0;
    height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-inline: var(--pad);
    border-bottom: 1px solid rgba(255,255,255,.08);
    background: rgba(15,15,15,.90);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.site-brand {
    display: block;
    position: relative;
    z-index: 121;
}
.site-brand img {
    display: block;
    width: 118px;
    max-height: 54px;
    object-fit: contain;
    object-position: left center;
}
.site-header__right {
    position: relative;
    z-index: 121;
    display: flex;
    align-items: center;
    gap: 12px;
}
.header-user {
    display: grid;
    gap: 1px;
    padding-right: 14px;
    border-right: 1px solid rgba(255,255,255,.12);
}
.header-user span {
    color: rgba(255,255,255,.38);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .13em;
    text-transform: uppercase;
}
.header-user strong {
    color: #fff;
    font-size: 12px;
    line-height: 1.2;
}
.header-logout {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 10px;
    color: rgba(255,255,255,.62);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .1em;
    text-decoration: none;
    text-transform: uppercase;
    transition: color .2s ease;
}
.header-logout:hover { color: #fff; }
.menu-button {
    position: relative;
    z-index: 121;
    width: 44px;
    height: 44px;
    display: grid;
    place-content: center;
    gap: 7px;
    border: 0;
    background: transparent;
    cursor: pointer;
}
.menu-button:hover { background: rgba(255,255,255,.06); }
.menu-button span {
    display: block;
    width: 20px;
    height: 2px;
    background: #fff;
    transition: transform .25s ease;
}
.menu-button[aria-expanded="true"] span:first-child { transform: translateY(4.5px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

.site-menu {
    position: fixed;
    z-index: 110;
    inset: 0;
    width: 100vw;
    height: 100dvh;
    min-height: 100dvh;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: max(156px, calc(env(safe-area-inset-top) + 142px)) var(--pad) max(48px, env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background:
        radial-gradient(circle at 84% 20%, rgba(139,92,246,.15), transparent 28%),
        radial-gradient(circle at 74% 78%, rgba(200,245,66,.08), transparent 30%),
        var(--black);
    color: #fff;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity .25s ease, visibility .25s ease, transform .35s var(--ease);
}
.site-menu.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
body.menu-open .site-header {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(15,15,15,.98);
    border-bottom-color: rgba(255,255,255,.10);
}
.site-menu > a {
    width: min(930px, calc(100vw - (var(--pad) * 2)));
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 20px;
    align-items: baseline;
    padding: 15px 0;
    border-bottom: 1px solid var(--line-dark);
    font-size: clamp(34px,5vw,76px);
    line-height: .95;
    letter-spacing: -.055em;
    text-decoration: none;
    transition: color .2s ease;
}
.site-menu > a span {
    color: var(--green);
    font-size: 9px;
    letter-spacing: .12em;
}
.site-menu > a:hover { color: var(--green); }
.site-menu__external {
    width: min(930px, calc(100vw - (var(--pad) * 2)));
    display: flex;
    flex-wrap: wrap;
    gap: 14px 22px;
    margin-top: 38px;
    color: rgba(255,255,255,.56);
    font-size: 12px;
}
.site-menu__external > span {
    width: 100%;
    color: rgba(255,255,255,.28);
    font-size: 9px;
    letter-spacing: .12em;
}
.site-menu__external a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,.56);
    text-decoration: none;
    transition: color .2s ease;
}
.site-menu__external a:hover,
.site-menu__external a:focus-visible { color: #fff; }
.site-menu__external a b {
    display: inline-block;
    font-size: .92em;
    font-weight: 700;
    transition: transform .2s ease;
}
.site-menu__external a:hover b,
.site-menu__external a:focus-visible b { transform: translate(3px,-3px); }
.site-menu__external .ecosystem-studio b { color: var(--green); }
.site-menu__external .ecosystem-design b { color: var(--purple); }
.site-menu__external .ecosystem-academia b { color: var(--blue); }
.site-menu__external .ecosystem-games b { color: var(--orange); }
.site-menu__external .ecosystem-experience b { color: var(--pink); }
.site-menu__signature {
    width: min(930px, calc(100vw - (var(--pad) * 2)));
    margin-top: auto;
    padding-top: clamp(54px, 10vh, 110px);
    display: flex;
    align-items: flex-end;
    gap: 16px;
}
.site-menu__signature > span {
    padding-bottom: 5px;
    color: rgba(255,255,255,.26);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
}
.site-menu__signature img {
    display: block;
    width: clamp(132px, 12vw, 178px);
    height: auto;
    opacity: .72;
}


/* FOOTER — base escura do Games */
.site-footer {
    position: relative;
    z-index: 2;
    border-top: 1px solid var(--line-dark);
    background: var(--black);
    color: rgba(255,255,255,.36);
}
.site-footer__inner {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    font-size: 10px;
}
.back-to-top {
    position: fixed;
    z-index: 90;
    right: 18px;
    bottom: 18px;
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255,255,255,.12);
    background: rgba(15,15,15,.84);
    color: rgba(255,255,255,.72);
    text-decoration: none;
    backdrop-filter: blur(12px);
}
.back-to-top:hover { color: var(--green); }

/* LOGIN */
.login-hero {
    position: relative;
    min-height: max(820px, 100svh);
    padding: 160px 0 86px;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.login-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 88% 18%, rgba(139,92,246,.13), transparent 30%),
        radial-gradient(circle at 12% 78%, rgba(200,245,66,.06), transparent 30%);
}
.login-hero__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0,1.25fr) minmax(340px,.62fr);
    gap: clamp(52px,8vw,128px);
    align-items: center;
}
.login-hero__copy {
    display: grid;
    justify-items: start;
    align-content: start;
}
.login-hero__copy > * { margin-left: 0; }
.login-hero__copy h1 {
    margin: 14px 0 12px;
    color: #fff;
    font-size: clamp(74px,10vw,154px);
    line-height: .84;
    letter-spacing: -.075em;
    text-transform: uppercase;
}
.ak-color-cycle {
    animation: ak-color-cycle 6s ease-in-out infinite;
}
@keyframes ak-color-cycle {
    0%, 100% { color: var(--green); }
    20% { color: var(--purple); }
    40% { color: var(--blue); }
    60% { color: var(--orange); }
    80% { color: var(--pink); }
}
.login-hero__lead {
    max-width: 650px;
    margin: 22px 0 0;
    color: rgba(255,255,255,.68);
    font-size: clamp(16px,1.35vw,19px);
    line-height: 1.68;
}
.banner-placeholder {
    width: min(740px,100%);
    min-height: 220px;
    margin-top: 38px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 6px;
    padding: 26px;
    border: 1px dashed rgba(255,255,255,.15);
    background:
        radial-gradient(circle at 76% 28%, rgba(139,92,246,.18), transparent 26%),
        linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.028) 1px, transparent 1px),
        rgba(255,255,255,.018);
    background-size: auto, 40px 40px, 40px 40px, auto;
}
.banner-placeholder span {
    color: rgba(255,255,255,.48);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .15em;
}
.banner-placeholder small { color: rgba(255,255,255,.34); }

/* animação editorial de palavras */
.kinetic-stage {
    position: relative;
    min-height: clamp(150px,10vw,176px);
    width: min(760px,100%);
    margin-top: 10px;
}
.kinetic-words,
.kinetic-final {
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
}
.kinetic-word,
.kinetic-final {
    color: rgba(255,255,255,.93);
    font-size: clamp(42px,5.2vw,76px);
    font-weight: 600;
    line-height: 1;
    letter-spacing: -.05em;
}
.kinetic-word {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .45s ease, transform .55s var(--ease);
}
.kinetic-word.is-active { opacity: 1; transform: translateY(0); }
.kinetic-word.is-leaving { opacity: 0; transform: translateY(-22px); }
.kinetic-final {
    font-size: clamp(40px,4.5vw,68px);
    max-width: 12.5em;
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .6s ease, transform .6s var(--ease);
}
.kinetic-stage.is-final .kinetic-final { opacity: 1; transform: translateY(0); }
.kinetic-final strong { color: var(--green); font-weight: 600; }

.login-card {
    position: relative;
    overflow: hidden;
    padding: clamp(28px,3vw,40px);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 30px;
    background:
        linear-gradient(145deg, rgba(35,35,35,.95) 0%, rgba(28,28,28,.82) 54%, rgba(28,28,28,.48) 100%);
    box-shadow: 0 32px 86px rgba(0,0,0,.38);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}
.login-card::after {
    content: "";
    position: absolute;
    right: -25%;
    bottom: -45%;
    width: 70%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: rgba(139,92,246,.12);
    filter: blur(44px);
    pointer-events: none;
}
.login-card > * { position: relative; z-index: 1; }
.login-card h2 {
    margin: 15px 0 12px;
    color: #fff;
    font-size: clamp(40px,4.2vw,62px);
    line-height: .95;
    letter-spacing: -.05em;
}
.login-card > p:not(.card-code) {
    max-width: 34ch;
    margin: 0;
    color: rgba(255,255,255,.62);
    line-height: 1.65;
}
.login-form { display: grid; gap: 18px; margin-top: 28px; }
.login-form label { display: grid; gap: 8px; }
.login-form label > span {
    color: rgba(255,255,255,.48);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .13em;
    text-transform: uppercase;
}
.login-form input {
    width: 100%;
    min-height: 58px;
    padding: 0 16px;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 16px;
    background: rgba(255,255,255,.035);
    color: #fff;
    outline: none;
    transition: border-color .2s ease, background .2s ease;
}
.login-form input:focus {
    border-color: rgba(200,245,66,.62);
    background: rgba(255,255,255,.05);
}
.alert {
    margin-top: 18px;
    padding: 13px 15px;
    border-radius: 14px;
    font-size: 13px;
    line-height: 1.5;
}
.alert--error { background: rgba(255,46,99,.10); border: 1px solid rgba(255,46,99,.25); color: #ffdce6; }
.alert--success { background: rgba(200,245,66,.10); border: 1px solid rgba(200,245,66,.22); color: #f6ffdf; }
.alert--warning { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); color: #fff; }
.swap-button {
    position: relative;
    min-height: 66px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 0 20px;
    overflow: hidden;
    border: 0;
    background: var(--green);
    color: var(--black);
    text-decoration: none;
    cursor: pointer;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    transition: transform .2s ease, background .25s ease, color .25s ease;
}
.swap-button::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--purple);
    transform: translateX(-101%);
    transition: transform .34s var(--ease);
}
.swap-button:hover::before,
.swap-button:focus-visible::before { transform: translateX(0); }
.swap-button:hover,
.swap-button:focus-visible { color: #fff; transform: translateY(-2px); }
.swap-button > span { position: relative; z-index: 1; }
.swap-button__text {
    display: grid;
    overflow: hidden;
}
.swap-button__text i,
.swap-button__text b {
    grid-area: 1/1;
    font-style: normal;
    font-weight: 700;
    transition: transform .28s var(--ease), opacity .28s ease;
}
.swap-button__text b { transform: translateY(150%); opacity: 0; }
.swap-button:hover .swap-button__text i,
.swap-button:focus-visible .swap-button__text i { transform: translateY(-150%); opacity: 0; }
.swap-button:hover .swap-button__text b,
.swap-button:focus-visible .swap-button__text b { transform: translateY(0); opacity: 1; }
.swap-button--dark { background: var(--black); color: #fff; }
.swap-button--dark::before { background: var(--purple); }

.login-note {
    position: relative;
    z-index: 1;
    padding: 110px 0 120px;
    border-top: 1px solid rgba(255,255,255,.08);
    background: rgba(28,28,28,.72);
}
.login-note__grid {
    display: grid;
    grid-template-columns: minmax(180px,.3fr) minmax(0,1fr);
    gap: clamp(34px,7vw,110px);
}
.login-note h2 {
    margin: 0;
    color: #fff;
    font-size: clamp(48px,7vw,96px);
    line-height: .9;
    letter-spacing: -.06em;
}
.login-note p:not(.section-code) {
    max-width: 560px;
    margin: 28px 0 0;
    color: rgba(255,255,255,.58);
    font-size: 16px;
    line-height: 1.7;
}

/* PORTFÓLIO */
.portfolio-hero {
    position: relative;
    min-height: 720px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding-top: 82px;
    background:
        radial-gradient(circle at 82% 22%, rgba(139,92,246,.16), transparent 29%),
        radial-gradient(circle at 14% 78%, rgba(200,245,66,.07), transparent 31%);
}
.portfolio-hero__inner {
    width: 100%;
    padding-top: 120px;
    padding-bottom: clamp(70px,8vw,110px);
}
.portfolio-hero__layout {
    display: grid;
    grid-template-columns: minmax(0,1.35fr) minmax(300px,.55fr);
    gap: clamp(42px,7vw,110px);
    align-items: end;
}
.portfolio-hero h1 {
    margin: 18px 0 0;
    color: #fff;
    font-size: clamp(70px,10vw,154px);
    line-height: .84;
    letter-spacing: -.075em;
}
.portfolio-hero h1 span { color: var(--green); }
.kinetic-stage--portfolio { margin-top: 34px; }
.portfolio-hero__side > p {
    margin: 0;
    max-width: 430px;
    color: rgba(255,255,255,.68);
    font-size: clamp(16px,1.35vw,19px);
    line-height: 1.65;
}
.portfolio-status {
    display: grid;
    gap: 8px;
    margin-top: 38px;
    padding-top: 18px;
    border-top: 1px solid var(--line-dark);
    color: rgba(255,255,255,.38);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .13em;
}
.portfolio-status span:first-child { color: var(--green); }

.portfolio-browser {
    position: relative;
    z-index: 1;
    padding: clamp(80px,9vw,130px) 0 clamp(100px,11vw,150px);
    border-top: 1px solid rgba(255,255,255,.08);
    background: rgba(28,28,28,.76);
}
.portfolio-browser__head {
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(280px,.5fr);
    gap: 52px;
    align-items: end;
    margin-bottom: 42px;
}
.portfolio-browser__head h2 {
    margin: 10px 0 0;
    color: #fff;
    font-size: clamp(44px,5.5vw,78px);
    line-height: .96;
    letter-spacing: -.055em;
}
.portfolio-browser__head > p {
    margin: 0;
    color: rgba(255,255,255,.56);
    font-size: 15px;
    line-height: 1.7;
}

.portfolio-filter-block { margin-bottom: clamp(42px,6vw,72px); }
.portfolio-filter-nav {
    border-top: 1px solid rgba(255,255,255,.12);
    border-bottom: 1px solid rgba(255,255,255,.12);
}
.portfolio-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}
.portfolio-filter li { margin: 0; padding: 0; }
.portfolio-filter button {
    --filter-button-accent: var(--green);
    position: relative;
    min-height: 58px;
    border: 0;
    border-right: 1px solid rgba(255,255,255,.10);
    background: transparent;
    color: rgba(255,255,255,.54);
    padding: 0 22px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color .22s ease, background .22s ease;
}
.portfolio-filter button::after {
    content: "";
    position: absolute;
    left: 20px;
    right: 20px;
    bottom: -1px;
    height: 3px;
    background: var(--filter-button-accent);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .22s ease;
}
.portfolio-filter button[data-filter="all"] { --filter-button-accent: var(--green); }
.portfolio-filter button[data-filter="design"] { --filter-button-accent: var(--purple); }
.portfolio-filter button[data-filter="academia"] { --filter-button-accent: var(--blue); }
.portfolio-filter button[data-filter="games"] { --filter-button-accent: var(--orange); }
.portfolio-filter button[data-filter="experience"] { --filter-button-accent: var(--pink); }
.portfolio-filter button:hover { color: #fff; }
.portfolio-filter button.active {
    color: #fff;
    background: rgba(255,255,255,.035);
}
.portfolio-filter button.active::after { transform: scaleX(1); }

.portfolio-filter-copy {
    --filter-accent: var(--green);
    display: grid;
    grid-template-columns: 4px minmax(0,1fr);
    gap: 18px;
    align-items: stretch;
    max-width: 920px;
    margin-top: 24px;
    min-height: 54px;
}
.portfolio-filter-copy__line {
    width: 4px;
    min-height: 100%;
    background: var(--filter-accent);
    transition: background .25s ease;
}
.portfolio-filter-copy p {
    margin: 0;
    align-self: center;
    color: rgba(255,255,255,.68);
    font-size: 15px;
    line-height: 1.65;
    transition: opacity .18s ease, transform .18s ease;
}
.portfolio-filter-copy.is-changing p { opacity: 0; transform: translateY(5px); }

.project-grid {
    display: grid;
    grid-template-columns: repeat(2,minmax(0,1fr));
    gap: 24px;
}
.project-card { min-width: 0; }
.project-card[hidden] { display: none !important; }
.project-card__link {
    display: block;
    color: inherit;
    text-decoration: none;
}
.project-card__media {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    border: 1px solid rgba(255,255,255,.10);
    background: #151515;
}
.project-card__media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 58%, rgba(0,0,0,.34));
    pointer-events: none;
}
.project-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .55s var(--ease), filter .4s ease;
}
.project-card__number,
.project-card__arrow {
    position: absolute;
    z-index: 2;
    top: 18px;
    display: grid;
    place-items: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    background: rgba(15,15,15,.76);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .1em;
    backdrop-filter: blur(10px);
}
.project-card__number { left: 18px; }
.project-card__arrow {
    right: 18px;
    width: 38px;
    padding: 0;
    color: var(--green);
    transform: translate(-6px,6px);
    opacity: 0;
    transition: transform .28s ease, opacity .28s ease;
}
.project-card:hover .project-card__media img { transform: scale(1.045); filter: saturate(1.05); }
.project-card:hover .project-card__arrow { transform: translate(0,0); opacity: 1; }
.project-card__info {
    padding: 20px 0 8px;
    border-bottom: 1px solid rgba(255,255,255,.10);
}
.project-card__info > span,
.project-card__info small {
    color: rgba(255,255,255,.38);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.project-card__info h3 {
    margin: 9px 0 8px;
    color: #fff;
    font-size: clamp(30px,3vw,44px);
    line-height: .98;
    letter-spacing: -.045em;
    transition: color .2s ease;
}
.project-card:hover .project-card__info h3 { color: var(--green); }
.project-card__info p {
    margin: 0 0 15px;
    max-width: 58ch;
    color: rgba(255,255,255,.58);
    line-height: 1.58;
}

/* PROJETO — mantém a linguagem aprovada */
.project-hero {
    position: relative;
    min-height: 700px;
    display: flex;
    align-items: flex-end;
    padding: 150px 0 76px;
    overflow: hidden;
    background:
        radial-gradient(circle at 82% 18%, rgba(139,92,246,.16), transparent 30%),
        transparent;
}
.project-hero__grid {
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(320px,.58fr);
    gap: clamp(44px,7vw,100px);
    align-items: end;
}
.project-hero__copy h1 {
    margin: 18px 0 18px;
    color: #fff;
    font-size: clamp(68px,9vw,136px);
    line-height: .84;
    letter-spacing: -.07em;
}
.project-hero__excerpt {
    max-width: 650px;
    margin: 0;
    color: rgba(255,255,255,.66);
    font-size: clamp(16px,1.3vw,19px);
    line-height: 1.65;
}
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 28px;
}
.project-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    border: 1px solid rgba(255,255,255,.12);
    color: rgba(255,255,255,.74);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.project-hero__media { margin: 0; }
.project-hero__media img {
    display: block;
    width: 100%;
    border: 1px solid rgba(255,255,255,.11);
    background: rgba(255,255,255,.03);
}
.project-body {
    padding: 72px 0 120px;
    border-top: 1px solid rgba(255,255,255,.08);
    background: rgba(20,20,20,.82);
}
.project-layout {
    display: grid;
    grid-template-columns: minmax(250px,320px) minmax(0,1fr);
    gap: clamp(28px,4vw,52px);
    align-items: start;
}
.project-sidebar {
    position: sticky;
    top: 110px;
    display: grid;
    gap: 16px;
}
.project-meta-card,
.content-card,
.experience-card,
.note-box {
    background: var(--paper);
    color: var(--black);
    border: 1px solid rgba(15,15,15,.08);
}
.project-meta-card {
    padding: 22px;
    border-radius: 22px;
}
.project-meta-card__label {
    display: block;
    margin-bottom: 10px;
    color: rgba(15,15,15,.44);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.project-meta-card p,
.project-meta-card li { color: rgba(15,15,15,.76); line-height: 1.68; }
.project-meta-card p { margin: 0; }
.project-meta-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.project-back {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    padding: 0 16px;
    border: 1px solid rgba(255,255,255,.12);
    color: rgba(255,255,255,.7);
    text-decoration: none;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.project-back:hover { color: var(--green); }
.project-content { display: grid; gap: 24px; }
.content-card {
    padding: clamp(24px,3vw,38px);
    border-radius: 24px;
}
.content-card h2 {
    margin: 12px 0 18px;
    color: var(--black);
    font-size: clamp(38px,4.6vw,66px);
    line-height: .96;
    letter-spacing: -.055em;
}
.content-card p { color: rgba(15,15,15,.78); line-height: 1.72; }
.gallery-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; }
.gallery-grid figure { margin: 0; }
.gallery-button {
    position: relative;
    width: 100%;
    padding: 0;
    overflow: hidden;
    border: 0;
    background: #ddd;
    cursor: pointer;
}
.gallery-button img {
    display: block;
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    transition: transform .35s ease;
}
.gallery-button span {
    position: absolute;
    right: 12px;
    bottom: 12px;
    padding: 8px 10px;
    background: rgba(15,15,15,.78);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.gallery-button:hover img { transform: scale(1.04); }
.experience-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.experience-card {
    display: grid;
    gap: 18px;
    padding: 20px;
    border-radius: 18px;
    background: #efeeeb;
}
.experience-card > div > span {
    color: rgba(15,15,15,.4);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .12em;
}
.experience-card h3 { margin: 7px 0 8px; font-size: 22px; }
.experience-card p { margin: 0; color: rgba(15,15,15,.68); line-height: 1.6; }
.note-box { padding: 18px 20px; border-radius: 16px; background: #ecebe8; }
.note-box p { margin: 0; }
.empty-state { min-height: 70vh; display: grid; place-items: center; padding-top: 120px; text-align: center; }
.empty-state h1 { color: #fff; font-size: clamp(52px,8vw,100px); }
.button-link { color: var(--green); }

/* Viewer */
.ak-viewer { position: fixed; inset: 0; z-index: 999; }
.ak-viewer__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.82); backdrop-filter: blur(8px); }
.ak-viewer__dialog {
    position: absolute;
    inset: 14px;
    display: grid;
    grid-template-rows: auto 1fr;
    overflow: hidden;
    background: #090909;
    border: 1px solid rgba(255,255,255,.12);
}
.ak-viewer__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 64px;
    padding: 0 18px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.ak-viewer__meta span {
    display: block;
    color: rgba(255,255,255,.4);
    font-size: 8px;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.ak-viewer__meta strong { display: block; margin-top: 3px; color: #fff; }
.ak-viewer__close {
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255,255,255,.12);
    background: transparent;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
}
.ak-viewer__body { min-height: 0; display: grid; place-items: center; }
.ak-viewer__body iframe,
.ak-viewer__body video,
.ak-viewer__body img { width: 100%; height: 100%; border: 0; display: block; }
.ak-viewer__body img { object-fit: contain; padding: 18px; }
.ak-viewer__body audio { width: min(760px,calc(100% - 40px)); }

/* Setup */
.ak-setup-page main { padding: 150px 0 100px; }
.ak-setup-page .login-card { max-width: 700px; margin: 0 auto; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* Reveal */
[data-reveal] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .7s ease, transform .7s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
    [data-reveal] { opacity: 1; transform: none; }
}

@media (max-width: 980px) {
    .login-hero__grid,
    .portfolio-hero__layout,
    .portfolio-browser__head,
    .project-hero__grid,
    .project-layout,
    .login-note__grid { grid-template-columns: 1fr; }
    .login-card { max-width: 620px; }
    .project-sidebar { position: static; }
    .project-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
    .site-header { height: 74px; }
    .site-brand img { width: 104px; }
    .header-user { display: none; }
    body.menu-open .header-user { display: grid; padding-right: 8px; }
    body.menu-open .header-user span { font-size: 7px; }
    body.menu-open .header-user strong { font-size: 10px; }
    .header-logout { padding-inline: 4px; }
    .site-menu { padding-top: max(130px, calc(env(safe-area-inset-top) + 118px)); padding-bottom: max(34px, env(safe-area-inset-bottom)); }
    .site-menu > a { padding: 13px 0; font-size: clamp(34px,10vw,50px); }
    .site-menu__external { margin-top: 28px; gap: 12px 18px; }
    .site-menu__signature {
        padding-top: 46px;
        align-items: center;
    }
    .site-menu__signature img { width: 132px; }

    .login-hero { padding-top: 130px; }
    .login-hero__copy h1 { font-size: clamp(68px,20vw,105px); }
    .kinetic-stage { min-height: 150px; }
    .kinetic-word { font-size: clamp(38px,11vw,58px); }
    .kinetic-final { font-size: clamp(36px,10vw,52px); max-width: 11em; }
    .banner-placeholder { min-height: 170px; }
    .portfolio-hero { padding-top: 74px; min-height: 650px; }
    .portfolio-filter-nav { overflow-x: auto; }
    .portfolio-filter { flex-wrap: nowrap; min-width: max-content; }
    .portfolio-filter button { min-height: 54px; padding: 0 18px; }
    .gallery-grid,
    .experience-grid { grid-template-columns: 1fr; }
    .site-footer__inner { flex-direction: column; justify-content: center; align-items: flex-start; padding-block: 20px; }
}