:root {
    --color-bg: #07111f;
    --color-bg-deep: #040a13;
    --color-bg-band: rgba(8, 19, 34, 0.86);
    --color-bg-card: #0d1b2d;
    --color-bg-card-hover: #11233a;
    --color-bg-secondary: #14263d;
    --color-text: #f6f8fc;
    --color-text-secondary: #9aa9bc;
    --color-text-muted: #6f8299;
    --color-accent-blue: #21c8ff;
    --color-accent-blue-light: #75ddff;
    --color-purple: #8b5cf6;
    --color-purple-light: #b9a1ff;
    --color-lime: #a6ffcb;
    --color-success: #36d98b;
    --color-error: #ff6b75;
    --color-border: rgba(151, 178, 209, 0.18);
    --color-border-strong: rgba(151, 178, 209, 0.34);
    --font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    --font-family-heading:
        "Space Grotesk",
        var(--font-family);
    --radius-sm: 12px;
    --radius: 20px;
    --radius-lg: 30px;
    --max-width: min(1180px, calc(100vw - 2.5rem));
    --section-space: clamp(4.5rem, 8vw, 7.5rem);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    overflow-x: hidden;
    background:
        radial-gradient(circle at 84% 9%, rgba(33, 200, 255, 0.08), transparent 27rem),
        radial-gradient(circle at 12% 26%, rgba(139, 92, 246, 0.07), transparent 25rem),
        var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.65;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    content: "";
    opacity: 0.22;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(to bottom, black, transparent 82%);
}

@media (prefers-reduced-motion: reduce) {
    * {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

h1,
h2,
h3 {
    margin-top: 0;
    color: var(--color-text);
    font-family: var(--font-family-heading);
    line-height: 1.08;
    letter-spacing: -0.035em;
}

h1 {
    font-size: clamp(2.65rem, 6vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.25rem);
}

h3 {
    font-size: 1.25rem;
}

p {
    margin-top: 0;
}

a {
    color: var(--color-accent-blue-light);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
    outline: 3px solid var(--color-accent-blue);
    outline-offset: 3px;
}

.skip-link {
    position: absolute;
    top: 0;
    left: -9999px;
    z-index: 1000;
    padding: 0.75rem 1rem;
    border-radius: 0 0 10px 0;
    background: var(--color-accent-blue);
    color: var(--color-bg-deep);
    font-weight: 800;
}

.skip-link:focus {
    left: 0;
}

.container {
    width: var(--max-width);
    margin: 0 auto;
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 1.1rem;
    color: var(--color-accent-blue-light);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    line-height: 1.4;
    text-transform: uppercase;
}

.eyebrow::before {
    width: 24px;
    height: 2px;
    flex: 0 0 auto;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent-blue), var(--color-purple));
    content: "";
}

.section-heading {
    max-width: 760px;
    margin-bottom: 2.5rem;
}

.section-heading h2 {
    margin-bottom: 0;
}

.section-heading--split {
    display: grid;
    max-width: none;
    gap: 1.5rem;
}

.section-heading--split p:last-child {
    max-width: 470px;
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 1.06rem;
}

.card {
    padding: 1.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg-card);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-band);
    backdrop-filter: blur(18px);
}

.site-header__inner {
    display: flex;
    min-height: 82px;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: center;
    color: var(--color-text);
    text-decoration: none;
}

.brand__logo {
    display: block;
    width: auto;
    height: 45px;
    flex-shrink: 0;
}

.site-header__controls {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 3vw, 2.6rem);
}

.site-header__parent {
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    flex-shrink: 0;
    gap: 0.45rem;
    padding: 0.5rem 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.045);
    color: var(--color-text-secondary);
    font-size: 0.78rem;
    font-weight: 750;
    line-height: 1.15;
    text-decoration: none;
    transition:
        border-color 0.2s ease,
        background-color 0.2s ease,
        color 0.2s ease;
}

.site-header__parent:hover {
    border-color: rgba(33, 200, 255, 0.48);
    background: rgba(33, 200, 255, 0.09);
    color: var(--color-text);
}

.site-header__parent-short {
    display: none;
}

.site-header__nav {
    display: none;
    align-items: center;
    gap: clamp(1rem, 2.5vw, 2rem);
}

.site-header__nav a {
    position: relative;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 650;
    text-decoration: none;
    transition: color 0.2s ease;
}

.site-header__nav a::after {
    position: absolute;
    right: 0;
    bottom: -0.5rem;
    left: 0;
    height: 2px;
    border-radius: 99px;
    background: var(--color-accent-blue);
    content: "";
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.site-header__nav a:hover {
    color: var(--color-text);
}

.site-header__nav a:hover::after {
    transform: scaleX(1);
}

.site-header__lang {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    gap: 0.25rem;
    padding: 0.2rem;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.025);
    font-size: 0.75rem;
    font-weight: 800;
}

.site-header__lang a {
    padding: 0.32rem 0.55rem;
    border-radius: 7px;
    color: var(--color-text-muted);
    text-decoration: none;
}

.site-header__lang a:hover {
    color: var(--color-text);
}

.site-header__lang a.is-active {
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

/* Hero */

.game-hero {
    position: relative;
    min-height: min(820px, calc(100vh - 82px));
    padding: clamp(4.5rem, 9vw, 7.5rem) 0 clamp(4rem, 7vw, 6.5rem);
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}

.game-hero::after {
    position: absolute;
    right: -8rem;
    bottom: -18rem;
    width: 42rem;
    height: 42rem;
    border: 1px solid rgba(33, 200, 255, 0.08);
    border-radius: 50%;
    content: "";
    box-shadow:
        0 0 0 5rem rgba(33, 200, 255, 0.018),
        0 0 0 11rem rgba(139, 92, 246, 0.015);
}

.game-hero__glow {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(12px);
}

.game-hero__glow--blue {
    top: 7%;
    right: 2%;
    width: 32rem;
    height: 32rem;
    background: radial-gradient(circle, rgba(33, 200, 255, 0.13), transparent 68%);
}

.game-hero__glow--purple {
    bottom: -15%;
    left: 26%;
    width: 28rem;
    height: 28rem;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12), transparent 69%);
}

.game-hero__grid {
    position: relative;
    z-index: 2;
    display: grid;
    align-items: center;
    gap: clamp(3rem, 8vw, 6.5rem);
}

.game-hero__copy h1 {
    max-width: 700px;
    margin-bottom: 1.55rem;
}

.game-hero__copy h1 span {
    display: block;
    background: linear-gradient(100deg, var(--color-accent-blue-light), #b3a4ff 68%, #d6c9ff);
    background-clip: text;
    color: transparent;
}

.game-hero__lead {
    max-width: 620px;
    margin-bottom: 2rem;
    color: var(--color-text-secondary);
    font-size: clamp(1.05rem, 2vw, 1.2rem);
    line-height: 1.75;
}

.game-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}

.game-hero__note {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0;
    color: var(--color-text-muted);
    font-size: 0.84rem;
    font-weight: 650;
    letter-spacing: 0.035em;
}

.game-hero__note span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 0 5px rgba(54, 217, 139, 0.1);
}

.game-preview {
    position: relative;
    width: min(100%, 520px);
    min-height: 570px;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid rgba(117, 221, 255, 0.32);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(180deg, rgba(3, 10, 18, 0.06), rgba(3, 10, 18, 0.78)),
        url("../img/dots-and-boxes/court-background.webp") center 42% / cover;
    box-shadow:
        0 35px 80px rgba(0, 0, 0, 0.45),
        0 0 90px rgba(33, 200, 255, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.game-preview::after {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    border-radius: inherit;
    background:
        linear-gradient(105deg, transparent 22%, rgba(255, 255, 255, 0.06), transparent 62%),
        linear-gradient(180deg, transparent 55%, rgba(5, 10, 20, 0.52));
    content: "";
}

.game-preview__status {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 6;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.48rem 0.7rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    background: rgba(4, 12, 22, 0.74);
    color: #ffffff;
    font-size: 0.65rem;
    font-weight: 850;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    backdrop-filter: blur(12px);
}

.game-preview__status span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 10px var(--color-success);
}

.game-preview__logo {
    position: absolute;
    top: -0.35rem;
    left: 50%;
    z-index: 5;
    width: min(38%, 205px);
    height: auto;
    filter: drop-shadow(0 12px 16px rgba(0, 0, 0, 0.36));
    transform: translateX(-50%);
}

.game-preview__characters {
    position: absolute;
    right: -2%;
    bottom: -1%;
    z-index: 4;
    width: 104%;
    max-width: none;
    height: auto;
    filter: drop-shadow(0 20px 18px rgba(0, 0, 0, 0.4));
}

.game-preview figcaption {
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
    z-index: 7;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.8rem 0.95rem;
    border: 1px solid rgba(255, 255, 255, 0.19);
    border-radius: 13px;
    background: rgba(4, 12, 22, 0.75);
    backdrop-filter: blur(14px);
}

.game-preview figcaption span {
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.64rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.game-preview figcaption strong {
    color: var(--color-accent-blue-light);
    font-size: 0.72rem;
}

.button {
    display: inline-flex;
    min-height: 50px;
    align-items: center;
    justify-content: center;
    padding: 0.82rem 1.45rem;
    border: 1px solid transparent;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.94rem;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button--primary {
    background: linear-gradient(120deg, var(--color-accent-blue), #6f8cff 55%, var(--color-purple));
    color: #04101c;
    box-shadow: 0 10px 30px rgba(33, 200, 255, 0.18);
}

.button--primary:hover {
    box-shadow: 0 14px 36px rgba(33, 200, 255, 0.3);
}

.button--primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.button--ghost {
    border-color: var(--color-border-strong);
    background: rgba(255, 255, 255, 0.025);
    color: var(--color-text);
}

.button--ghost:hover {
    border-color: rgba(33, 200, 255, 0.55);
}

/* Featured game */

.featured-game {
    position: relative;
    padding: clamp(3.5rem, 7vw, 5.5rem) 0;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
    background:
        radial-gradient(circle at 88% 10%, rgba(255, 132, 28, 0.11), transparent 25rem),
        radial-gradient(circle at 68% 85%, rgba(139, 92, 246, 0.12), transparent 25rem),
        rgba(4, 10, 19, 0.74);
}

.featured-game::after {
    position: absolute;
    top: -6rem;
    right: -3rem;
    width: 21rem;
    height: 21rem;
    opacity: 0.11;
    background: url("../img/dots-and-boxes/game-logo.webp") center / contain no-repeat;
    content: "";
    filter: saturate(1.25);
    transform: rotate(7deg);
}

.featured-game__grid {
    position: relative;
    z-index: 2;
    display: grid;
    align-items: center;
    gap: clamp(2.5rem, 7vw, 6rem);
}

.featured-game__copy h2 {
    max-width: 580px;
    margin-bottom: 1.2rem;
}

.featured-game__copy > p:not(.eyebrow) {
    max-width: 600px;
    margin-bottom: 1.8rem;
    color: var(--color-text-secondary);
    font-size: 1.02rem;
}

.featured-game__copy small {
    display: block;
    max-width: 440px;
    margin-top: 0.9rem;
    color: var(--color-text-muted);
    font-size: 0.72rem;
}

.featured-game__features {
    display: grid;
    gap: 0.8rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.featured-game__features li {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 1rem;
    padding: 1.15rem;
    border: 1px solid var(--color-border);
    border-radius: 15px;
    background: rgba(13, 27, 45, 0.74);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
}

.featured-game__features li > span {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid rgba(255, 153, 51, 0.32);
    border-radius: 11px;
    background: rgba(255, 132, 28, 0.08);
    color: #ffb25f;
    font-size: 0.66rem;
    font-weight: 900;
}

.featured-game__features strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--color-text);
    font-size: 0.92rem;
}

.featured-game__features p {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.82rem;
}

/* Console / lobby */

.game-console {
    position: relative;
    width: min(100%, 520px);
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid rgba(117, 221, 255, 0.26);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(145deg, rgba(19, 40, 64, 0.97), rgba(7, 18, 32, 0.98)),
        var(--color-bg-card);
    box-shadow:
        0 35px 80px rgba(0, 0, 0, 0.45),
        0 0 80px rgba(33, 200, 255, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.game-console::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.035), transparent 65%);
    content: "";
}

.game-console__topbar,
.game-console__footer {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.game-console__topbar {
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.game-console__mode {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.game-console__signal {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 12px var(--color-success);
}

.game-console__status {
    color: var(--color-success);
}

.arena {
    position: relative;
    min-height: 330px;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 50%, rgba(33, 200, 255, 0.1), transparent 31%),
        radial-gradient(circle at 75% 22%, rgba(139, 92, 246, 0.14), transparent 27%),
        linear-gradient(180deg, rgba(5, 14, 25, 0.5), rgba(8, 22, 38, 0.85));
}

.arena__grid {
    position: absolute;
    inset: -30%;
    opacity: 0.28;
    background-image:
        linear-gradient(rgba(88, 176, 219, 0.14) 1px, transparent 1px),
        linear-gradient(90deg, rgba(88, 176, 219, 0.14) 1px, transparent 1px);
    background-size: 28px 28px;
    transform: perspective(500px) rotateX(55deg) rotateZ(-10deg) scale(1.3);
}

.arena__orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(117, 221, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.arena__orbit--one {
    width: 180px;
    height: 180px;
}

.arena__orbit--two {
    width: 260px;
    height: 260px;
    border-style: dashed;
    border-color: rgba(139, 92, 246, 0.24);
    animation: arenaSpin 24s linear infinite;
}

.arena__core {
    position: absolute;
    top: 50%;
    left: 50%;
    display: grid;
    width: 92px;
    height: 92px;
    place-items: center;
    border: 1px solid rgba(117, 221, 255, 0.42);
    border-radius: 26px;
    background: linear-gradient(140deg, rgba(33, 200, 255, 0.21), rgba(139, 92, 246, 0.22));
    box-shadow:
        0 0 50px rgba(33, 200, 255, 0.18),
        inset 0 0 30px rgba(255, 255, 255, 0.04);
    transform: translate(-50%, -50%) rotate(45deg);
}

.arena__core span {
    color: var(--color-text);
    font-family: var(--font-family-heading);
    font-size: 2.2rem;
    font-weight: 900;
    transform: rotate(-45deg);
}

.arena__player {
    position: absolute;
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    background: rgba(13, 31, 52, 0.95);
    color: var(--color-text);
    font-size: 0.72rem;
    font-weight: 900;
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.34);
}

.arena__player::after {
    position: absolute;
    right: -3px;
    bottom: -3px;
    width: 9px;
    height: 9px;
    border: 2px solid var(--color-bg-card);
    border-radius: 50%;
    background: var(--color-success);
    content: "";
}

.arena__player--one {
    top: 20%;
    left: 18%;
    border-color: rgba(33, 200, 255, 0.45);
}

.arena__player--two {
    top: 17%;
    right: 16%;
    border-color: rgba(139, 92, 246, 0.48);
}

.arena__player--three {
    bottom: 17%;
    left: 20%;
    border-color: rgba(166, 255, 203, 0.4);
}

.arena__player--four {
    right: 19%;
    bottom: 19%;
    border-color: rgba(33, 200, 255, 0.4);
}

.arena__spark {
    position: absolute;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-accent-blue);
    box-shadow: 0 0 10px var(--color-accent-blue);
}

.arena__spark--one {
    top: 28%;
    left: 47%;
}

.arena__spark--two {
    right: 29%;
    bottom: 39%;
    background: var(--color-purple-light);
}

.arena__spark--three {
    bottom: 27%;
    left: 36%;
    background: var(--color-lime);
}

.game-console__lobby {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem;
    border-top: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.018);
}

.game-console__lobby > div:first-child {
    display: flex;
    flex-direction: column;
}

.game-console__lobby > div:first-child span {
    color: var(--color-text-muted);
    font-size: 0.67rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.game-console__lobby > div:first-child strong {
    margin-top: 0.14rem;
    font-family: var(--font-family-heading);
    font-size: 1.1rem;
}

.game-console__players {
    display: flex;
    flex-direction: row-reverse;
}

.game-console__players span {
    display: grid;
    width: 30px;
    height: 30px;
    margin-left: -7px;
    place-items: center;
    border: 2px solid var(--color-bg-card);
    border-radius: 50%;
    background: linear-gradient(145deg, #1d4562, #293760);
    color: var(--color-text);
    font-size: 0.58rem;
    font-weight: 900;
}

.game-console__footer {
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.62rem;
}

.game-console__footer strong {
    color: var(--color-accent-blue-light);
}

@keyframes arenaSpin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Next concept teaser */

.next-concept {
    padding: clamp(3rem, 6vw, 4.5rem) 0;
}

.next-concept__inner {
    display: grid;
    align-items: center;
    gap: 2rem;
    padding: clamp(1.5rem, 4vw, 2.25rem);
    border: 1px solid rgba(242, 177, 60, 0.22);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(120deg, rgba(224, 67, 60, 0.07), transparent 55%),
        var(--color-bg-card);
}

.next-concept__copy h2 {
    margin-bottom: 0.9rem;
    font-size: clamp(1.6rem, 3.4vw, 2.15rem);
}

.next-concept__copy > p:not(.eyebrow) {
    max-width: 480px;
    margin-bottom: 1.4rem;
    color: var(--color-text-secondary);
    font-size: 0.98rem;
}

.next-concept__art {
    width: 100%;
    max-width: 220px;
    height: auto;
    margin: 0 auto;
    border-radius: var(--radius);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

@media (min-width: 720px) {
    .next-concept__inner {
        grid-template-columns: minmax(0, 1fr) 220px;
    }
}

/* Principles */

.studio-principles {
    padding: var(--section-space) 0;
}

.principles-grid {
    display: grid;
    gap: 1rem;
}

.principle-card {
    position: relative;
    min-height: 300px;
    overflow: hidden;
    padding: 1.7rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.018), transparent 55%),
        var(--color-bg-card);
    transition: border-color 0.25s ease, transform 0.25s ease, background-color 0.25s ease;
}

.principle-card::after {
    position: absolute;
    right: -30%;
    bottom: -45%;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(33, 200, 255, 0.09), transparent 66%);
    content: "";
}

.principle-card:hover {
    border-color: rgba(33, 200, 255, 0.43);
    background-color: var(--color-bg-card-hover);
    transform: translateY(-5px);
}

.principle-card__index {
    position: absolute;
    top: 1.35rem;
    right: 1.5rem;
    color: var(--color-text-muted);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.principle-card__icon {
    display: grid;
    width: 54px;
    height: 54px;
    margin-bottom: 4rem;
    place-items: center;
    border: 1px solid var(--color-border-strong);
    border-radius: 16px;
    background: rgba(33, 200, 255, 0.065);
    color: var(--color-accent-blue-light);
}

.principle-card__icon svg {
    width: 47px;
    height: 47px;
}

.principle-card__icon--2 {
    background: rgba(139, 92, 246, 0.08);
    color: var(--color-purple-light);
}

.principle-card__icon--3 {
    background: rgba(166, 255, 203, 0.06);
    color: var(--color-lime);
}

.principle-card h3 {
    margin-bottom: 0.8rem;
}

.principle-card p {
    position: relative;
    z-index: 2;
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Development process */

.development-process {
    padding: var(--section-space) 0;
    border-block: 1px solid var(--color-border);
    background:
        radial-gradient(circle at 18% 50%, rgba(139, 92, 246, 0.08), transparent 28rem),
        rgba(4, 12, 22, 0.48);
}

.process-layout {
    display: grid;
    gap: 3rem;
}

.process-intro {
    align-self: start;
}

.process-intro h2 {
    max-width: 540px;
    margin-bottom: 1.25rem;
}

.process-intro > p:not(.eyebrow) {
    max-width: 490px;
    color: var(--color-text-secondary);
}

.process-intro__tag {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    margin-top: 1rem;
    padding: 0.55rem 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-text-secondary);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.process-intro__tag span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-purple-light);
    box-shadow: 0 0 10px rgba(185, 161, 255, 0.7);
}

.process-steps {
    position: relative;
    margin: 0;
    padding: 0;
    list-style: none;
}

.process-steps::before {
    position: absolute;
    top: 2rem;
    bottom: 2rem;
    left: 24px;
    width: 1px;
    background: linear-gradient(var(--color-accent-blue), var(--color-purple), transparent);
    content: "";
}

.process-step {
    position: relative;
    display: grid;
    grid-template-columns: 50px 1fr;
    gap: 1.15rem;
    padding: 0 0 2.25rem;
}

.process-step:last-child {
    padding-bottom: 0;
}

.process-step__number {
    position: relative;
    z-index: 2;
    display: grid;
    width: 50px;
    height: 50px;
    place-items: center;
    border: 1px solid rgba(33, 200, 255, 0.35);
    border-radius: 15px;
    background: var(--color-bg-card);
    color: var(--color-accent-blue-light);
    font-size: 0.7rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.process-step h3 {
    margin: 0.15rem 0 0.5rem;
}

.process-step p {
    max-width: 460px;
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.94rem;
}

/* Community / form */

.community {
    position: relative;
    padding: var(--section-space) 0;
    overflow: hidden;
}

.community::before {
    position: absolute;
    top: -16rem;
    right: -12rem;
    width: 40rem;
    height: 40rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(33, 200, 255, 0.09), transparent 66%);
    content: "";
}

.community__grid {
    position: relative;
    display: grid;
    align-items: center;
    gap: clamp(3rem, 8vw, 6rem);
}

.community__copy h2 {
    max-width: 590px;
    margin-bottom: 1.25rem;
}

.community__lead {
    max-width: 540px;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
}

.community__benefits {
    display: grid;
    gap: 1rem;
    margin: 2.25rem 0 0;
    padding: 0;
    list-style: none;
}

.community__benefits li {
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 0.9rem;
}

.community__benefits li > span {
    display: grid;
    width: 30px;
    height: 30px;
    place-items: center;
    border: 1px solid rgba(54, 217, 139, 0.3);
    border-radius: 9px;
    background: rgba(54, 217, 139, 0.07);
    color: var(--color-success);
    font-size: 0.8rem;
    font-weight: 900;
}

.community__benefits strong {
    display: block;
    margin-bottom: 0.18rem;
    color: var(--color-text);
    font-size: 0.94rem;
}

.community__benefits p {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.88rem;
}

.community__aside {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.share-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 1.35rem 1.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: rgba(139, 92, 246, 0.06);
}

.share-card__icon {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid var(--color-border-strong);
    border-radius: 11px;
    color: var(--color-purple-light);
    font-size: 1.1rem;
    font-weight: 800;
}

.share-card__body h3 {
    margin-bottom: 0.4rem;
    font-size: 1.05rem;
}

.share-card__body p {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.88rem;
}

.share-card__button {
    width: 100%;
}

.signup-card {
    padding: clamp(1.5rem, 4vw, 2.35rem);
    border: 1px solid rgba(117, 221, 255, 0.26);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(145deg, rgba(33, 200, 255, 0.055), transparent 42%),
        var(--color-bg-card);
    box-shadow:
        0 28px 70px rgba(0, 0, 0, 0.32),
        inset 0 1px 0 rgba(255, 255, 255, 0.045);
}

.signup-card__heading {
    margin-bottom: 1.6rem;
}

.signup-card__badge {
    display: inline-flex;
    margin-bottom: 1rem;
    padding: 0.38rem 0.65rem;
    border: 1px solid rgba(139, 92, 246, 0.35);
    border-radius: 999px;
    background: rgba(139, 92, 246, 0.08);
    color: var(--color-purple-light);
    font-size: 0.67rem;
    font-weight: 850;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.signup-card__heading h3 {
    margin-bottom: 0.65rem;
    font-size: clamp(1.6rem, 4vw, 2.15rem);
}

.signup-card__heading p {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.94rem;
}

.signup-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-field label {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--color-text);
    font-size: 0.88rem;
    font-weight: 750;
}

.form-field input[type="email"] {
    width: 100%;
    min-height: 52px;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 12px;
    background: rgba(4, 12, 22, 0.68);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-field input[type="email"]:focus {
    border-color: var(--color-accent-blue);
    box-shadow: 0 0 0 4px rgba(33, 200, 255, 0.09);
}

.form-field input[type="email"]::placeholder {
    color: var(--color-text-muted);
}

.form-hint {
    margin: 0.4rem 0 0;
    color: var(--color-text-muted);
    font-size: 0.76rem;
}

.form-error {
    margin: 0.4rem 0 0;
    color: var(--color-error);
    font-size: 0.8rem;
    font-weight: 700;
}

.form-field--checkbox {
    display: grid;
    grid-template-columns: 21px 1fr;
    align-items: start;
    gap: 0.65rem;
}

.form-field--checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 0.15rem;
    accent-color: var(--color-accent-blue);
}

.form-field--checkbox label {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.78rem;
    font-weight: 450;
}

.form-field--checkbox .form-error {
    grid-column: 2;
}

.form-field--honeypot {
    position: absolute;
    top: auto;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.signup-form .button {
    width: 100%;
}

.signup-card__privacy {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    margin: 1rem 0 0;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    line-height: 1.5;
}

.signup-card__privacy span {
    color: var(--color-accent-blue-light);
}

/* Alerts */

.alert {
    margin-bottom: 1.25rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: rgba(4, 12, 22, 0.45);
}

.alert__title {
    margin-bottom: 0.2rem;
    font-weight: 800;
}

.alert__message {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.88rem;
}

.alert--success {
    border-color: rgba(54, 217, 139, 0.5);
}

.alert--info {
    border-color: rgba(33, 200, 255, 0.5);
}

.alert--error {
    border-color: rgba(255, 107, 117, 0.55);
}

/* Transparency */

.transparency {
    padding: 0 0 var(--section-space);
}

.transparency__inner {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 1rem;
    padding: 1.4rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: rgba(13, 27, 45, 0.62);
}

.transparency__icon {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid var(--color-border-strong);
    border-radius: 12px;
    color: var(--color-accent-blue-light);
    font-family: Georgia, serif;
    font-style: italic;
    font-weight: 800;
}

.transparency h2 {
    margin: 0.1rem 0 0.45rem;
    font-size: 1rem;
    letter-spacing: -0.01em;
}

.transparency p {
    margin-bottom: 0;
    color: var(--color-text-secondary);
    font-size: 0.82rem;
}

/* FAQ */

.faq {
    padding: var(--section-space) 0;
    border-top: 1px solid var(--color-border);
    background: rgba(4, 10, 19, 0.3);
}

.faq .container {
    max-width: 900px;
}

.faq-item {
    margin-bottom: 0.75rem;
    padding: 0 1.2rem;
    border: 1px solid var(--color-border);
    border-radius: 14px;
    background: rgba(13, 27, 45, 0.68);
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.faq-item:hover,
.faq-item[open] {
    border-color: rgba(33, 200, 255, 0.34);
    background: var(--color-bg-card);
}

.faq-item summary {
    position: relative;
    padding: 1.15rem 2rem 1.15rem 0;
    color: var(--color-text);
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    position: absolute;
    top: 50%;
    right: 0;
    color: var(--color-accent-blue-light);
    font-size: 1.25rem;
    content: "+";
    transform: translateY(-50%);
}

.faq-item[open] summary::after {
    content: "−";
}

.faq-item p {
    max-width: 760px;
    margin: -0.2rem 0 1.2rem;
    color: var(--color-text-secondary);
    font-size: 0.92rem;
}

/* Result and legal pages */

.result-page {
    min-height: 62vh;
    padding: var(--section-space) 0;
}

.result-card {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.result-card__icon {
    margin-bottom: 0.5rem;
    color: var(--color-success);
    font-size: 2.5rem;
}

.result-card .button {
    margin-top: 1.25rem;
}

.legal-page {
    min-height: 65vh;
    padding: var(--section-space) 0;
}

.legal-page__content {
    max-width: 880px;
    margin: 0 auto;
}

.legal-page__content h2 {
    margin-top: 2rem;
    font-size: 1.18rem;
    letter-spacing: -0.01em;
}

.legal-page__content p,
.legal-page__content li {
    color: var(--color-text-secondary);
}

/* Footer */

.site-footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-deep);
    color: var(--color-text-secondary);
    font-size: 0.86rem;
}

.site-footer__inner {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.site-footer__meta {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.site-footer__brand {
    margin-bottom: 0;
    color: var(--color-text);
    font-weight: 800;
}

.site-footer__brand a {
    color: var(--color-text);
    text-decoration-color: rgba(117, 221, 255, 0.35);
    text-underline-offset: 0.22em;
}

.site-footer__brand a:hover {
    color: var(--color-accent-blue-light);
}

.site-footer__tagline {
    margin-bottom: 0;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.site-footer__copyright {
    margin-bottom: 0;
    color: var(--color-text-muted);
    font-size: 0.78rem;
}

.site-footer__nav {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.site-footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.site-footer__links a {
    color: var(--color-text-secondary);
    text-decoration: none;
}

.site-footer__links a:hover {
    color: var(--color-accent-blue-light);
    text-decoration: underline;
}

/* Motion */

.load-in {
    opacity: 0;
    transform: translateY(20px);
    animation: loadIn 0.9s cubic-bezier(.16, .84, .44, 1) forwards;
}

.load-in:nth-child(1) { animation-delay: 0.06s; }
.load-in:nth-child(2) { animation-delay: 0.17s; }
.load-in:nth-child(3) { animation-delay: 0.28s; }
.load-in:nth-child(4) { animation-delay: 0.39s; }
.load-in:nth-child(5) { animation-delay: 0.5s; }

@keyframes loadIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal.js-armed {
    opacity: 0;
    transform: translateY(34px);
    transition:
        opacity 0.85s cubic-bezier(.16, .84, .44, 1),
        transform 0.85s cubic-bezier(.16, .84, .44, 1);
    transition-delay: var(--reveal-delay, 0s);
}

.reveal.js-armed.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .reveal.js-armed,
    .load-in {
        opacity: 1 !important;
        transform: none !important;
        animation: none !important;
        transition: none !important;
    }

    .arena__orbit--two {
        animation: none;
    }
}

/* Responsive */

@media (min-width: 720px) {
    .site-header__nav {
        display: flex;
    }

    .section-heading--split {
        grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
        align-items: end;
    }

    .principles-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .site-footer__inner {
        flex-direction: row;
        align-items: flex-start;
        justify-content: space-between;
        gap: 2rem;
    }

    .site-footer__nav {
        align-items: flex-end;
    }
}

@media (min-width: 900px) {
    .game-hero__grid {
        grid-template-columns: minmax(0, 1.08fr) minmax(390px, 0.92fr);
    }

    .process-layout {
        grid-template-columns: minmax(0, 0.95fr) minmax(420px, 0.8fr);
        gap: clamp(4rem, 9vw, 8rem);
    }

    .process-intro {
        position: sticky;
        top: 125px;
    }

    .community__grid {
        grid-template-columns: minmax(0, 1fr) minmax(390px, 0.82fr);
    }

    .featured-game__grid {
        grid-template-columns: minmax(0, 1.05fr) minmax(390px, 0.8fr);
    }
}

@media (max-width: 719px) {
    :root {
        --max-width: min(100% - 2rem, 1180px);
        --section-space: 4.25rem;
    }

    h1 {
        font-size: clamp(2.45rem, 12vw, 3.55rem);
    }

    h2 {
        font-size: clamp(1.95rem, 9vw, 2.7rem);
    }

    .site-header__inner {
        min-height: 70px;
    }

    .brand__logo {
        height: 37px;
    }

    .site-header__controls {
        gap: 0.55rem;
    }

    .site-header__parent {
        padding-inline: 0.62rem;
        font-size: 0.7rem;
    }

    .site-header__parent-label {
        display: none;
    }

    .site-header__parent-short {
        display: inline;
    }

    .game-hero {
        min-height: auto;
        padding-top: 4rem;
    }

    .game-hero__actions {
        flex-direction: column;
    }

    .game-hero__actions .button {
        width: 100%;
    }

    .arena {
        min-height: 275px;
    }

    .game-preview {
        min-height: 470px;
    }

    .game-preview__logo {
        top: 0;
        width: 39%;
    }

    .game-preview__characters {
        right: -1%;
        width: 102%;
    }

    .game-preview figcaption {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.18rem;
    }

    .arena__orbit--two {
        width: 225px;
        height: 225px;
    }

    .arena__orbit--one {
        width: 150px;
        height: 150px;
    }

    .arena__core {
        width: 76px;
        height: 76px;
        border-radius: 22px;
    }

    .arena__player {
        width: 39px;
        height: 39px;
        border-radius: 12px;
    }

    .game-console__lobby {
        align-items: flex-end;
    }

    .principle-card {
        min-height: auto;
    }

    .principle-card__icon {
        margin-bottom: 2.4rem;
    }

    .process-step {
        grid-template-columns: 44px 1fr;
        gap: 0.95rem;
    }

    .process-step__number {
        width: 44px;
        height: 44px;
        border-radius: 13px;
    }

    .process-steps::before {
        left: 21px;
    }
}

@media (max-width: 390px) {
    .site-header__lang a {
        padding-inline: 0.42rem;
    }

    .brand__logo {
        height: 33px;
    }

    .game-console__footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.35rem;
    }
}