:root {
    --navy: #1B3443;
    --ink: #000;
    --accent: #4EACF8;
    --bg: #060c11;
    --panel: #101d27;
    --panel2: #142631;
    --line: #294351;
    --text: #f0f7fc;
    --muted: #a9bac5;
    --faint: #78909e;
    --soft: #1d3645;
    --success: #8be7c4;
    --danger: #f7a6a6;
    --amber: #f4cb8d;
    --radius: 22px;
    font-synthesis: none
   }

   *,
   *::before,
   *::after {
    box-sizing: border-box
   }

   [hidden] {
    display: none !important
   }

   html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px
   }

   body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 16px/1.55 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    -webkit-font-smoothing: antialiased
   }

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

   button {
    font: inherit;
    cursor: pointer
   }

   button:disabled {
    cursor: not-allowed;
    opacity: .48
   }

   input,
   button {
    touch-action: manipulation
   }

   :focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 4px
   }

   ::selection {
    background: var(--accent);
    color: var(--ink)
   }

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

   .skip {
    position: absolute;
    top: -80px;
    left: 12px;
    background: var(--accent);
    color: #04121e;
    z-index: 60;
    padding: 12px 18px;
    border-radius: 6px
   }

   .skip:focus {
    top: 8px
   }

   .container {
    width: min(1220px, calc(100% - 64px));
    margin: 0 auto
   }

   .eyebrow {
    font-size: .7rem;
    letter-spacing: .21em;
    text-transform: uppercase;
    font-weight: 800;
    color: var(--accent)
   }

   .micro {
    font-size: .7rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    font-weight: 750;
    color: var(--faint)
   }

   .mono {
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-variant-numeric: tabular-nums
   }

   .topbar {
    height: 82px;
    border-bottom: 1px solid #ffffff17;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 10;
    background: #060c11f0
   }

   .topbar .container {
    display: flex;
    align-items: center;
    gap: 24px;
    justify-content: space-between
   }

   .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0
   }

   .brand-icon {
    height: 38px;
    width: 38px;
    display: grid;
    place-items: center;
    background: var(--navy);
    border: 1px solid #5daee955;
    border-radius: 11px;
    color: var(--accent);
    font-size: 24px;
    flex: none
   }

   .brand-image {
    display: block;
    max-width: 158px;
    max-height: 45px;
    width: auto;
    height: auto;
    object-fit: contain
   }

   .brand-word {
    font-size: 1.4rem;
    letter-spacing: -.08em;
    font-weight: 1000;
    white-space: nowrap
   }

   .brand-word b {
    color: var(--accent)
   }

   .nav {
    display: flex;
    align-items: center;
    gap: 28px
   }

   .nav a {
    font-size: .81rem;
    color: #c0ced7;
    font-weight: 700;
    transition: color .2s
   }

   .nav a:hover,
   .nav a:focus-visible {
    color: var(--accent)
   }

   .header-right {
    display: flex;
    align-items: center;
    gap: 10px
   }

   .signal-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 16px #8be7c488
   }

   .sys-label {
    font-size: .66rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #d3e1e9
   }

   .header-pill {
    display: flex;
    align-items: center;
    gap: 9px;
    border: 1px solid #34566a;
    border-radius: 99px;
    padding: 10px 13px
   }

   .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 13px;
    min-height: 49px;
    padding: 10px 22px;
    border-radius: 11px;
    border: 1px solid transparent;
    font-size: .81rem;
    font-weight: 850;
    letter-spacing: .035em;
    transition: background .2s, transform .2s, border-color .2s;
    white-space: nowrap
   }

   .btn:hover:not(:disabled) {
    transform: translateY(-2px)
   }

   .btn.primary {
    background: var(--accent);
    color: #03131e
   }

   .btn.primary:hover:not(:disabled) {
    background: #82c6fb
   }

   .btn.ghost {
    background: transparent;
    border-color: #426075;
    color: var(--text)
   }

   .btn.ghost:hover:not(:disabled) {
    border-color: var(--accent);
    background: #193246
   }

   .btn.tight {
    padding: 9px 16px;
    min-height: 42px
   }

   .btn.small {
    min-height: 38px;
    padding: 7px 13px;
    font-size: .72rem
   }

   .btn.full {
    width: 100%
   }

   .hero {
    padding: 80px 0 90px;
    overflow: hidden;
    position: relative
   }

   .hero:before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(ellipse at 90% 32%, #1b344363, transparent 43%)
   }

   .hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr .9fr;
    gap: 55px;
    align-items: center
   }

   .hero-copy {
    min-width: 0
   }

   .hero-issue {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-bottom: 28px
   }

   .hero-rule {
    width: 35px;
    height: 1px;
    background: var(--accent)
   }

   h1,
   h2,
   h3,
   h4,
   p {
    margin-top: 0
   }

   .hero h1 {
    font-size: clamp(4.4rem, 9.5vw, 9.1rem);
    line-height: .83;
    letter-spacing: -.095em;
    font-weight: 950;
    margin: 0 0 28px;
    white-space: nowrap
   }

   .hero h1 span {
    color: var(--accent)
   }

   .hero-tagline {
    font-size: clamp(1.65rem, 3vw, 2.85rem);
    letter-spacing: -.063em;
    line-height: 1.08;
    font-weight: 850;
    max-width: 560px;
    margin-bottom: 21px
   }

   .hero-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--muted);
    max-width: 520px;
    margin-bottom: 33px
   }

   .hero-ctas {
    display: flex;
    gap: 11px;
    flex-wrap: wrap
   }

   .hero-facts {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 51px;
    padding-top: 21px;
    border-top: 1px solid #39505b
   }

   .hero-fact {
    display: flex;
    align-items: baseline;
    gap: 8px
   }

   .hero-fact strong {
    font-size: 1.2rem;
    letter-spacing: -.06em
   }

   .hero-fact span {
    font-size: .73rem;
    color: var(--faint)
   }

   .artboard {
    width: 100%;
    max-width: 600px;
    aspect-ratio: 1;
    position: relative;
    isolation: isolate;
    justify-self: end;
    border-radius: 24px;
    border: 1px solid #4c779438;
    overflow: hidden;
    background: linear-gradient(145deg, #1B3443, #07121a 72%);
    box-shadow: 0 35px 110px #0009
   }

   .artboard:before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(#85bfe30b 1px, transparent 1px), linear-gradient(90deg, #85bfe30b 1px, transparent 1px);
    background-size: 32px 32px;
    z-index: -1
   }

   .orbital-graphic {
    position: absolute;
    inset: 13%;
    border: 1px solid #4eacf85c;
    border-radius: 50%;
    box-shadow: 0 0 0 28px #4eacf80b, 0 0 0 82px #4eacf809, 0 0 100px 0 #4eacf833, inset 0 0 100px #4eacf816;
    display: grid;
    place-items: center;
    transform: rotate(-23deg)
   }

   .orbital-graphic:before,
   .orbital-graphic:after {
    content: "";
    position: absolute;
    border-radius: 50%;
    inset: 20%;
    border: 1px dashed #83c6f970
   }

   .orbital-graphic:after {
    inset: 38%;
    background: radial-gradient(circle, #65c1ff9c, #2777bb25 50%, transparent 72%);
    border: none;
    box-shadow: 0 0 85px #4eacf899
   }

   .orbital-core {
    position: absolute;
    z-index: 1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: clamp(4rem, 10vw, 9rem);
    font-weight: 900;
    letter-spacing: -.1em;
    opacity: .65;
    text-shadow: 0 0 32px #65bafa
   }

   .banner-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;
    display: none
   }

   .banner-img.ready {
    display: block
   }

   .artboard .art-top,
   .artboard .art-bottom {
    position: absolute;
    z-index: 3;
    left: 6%;
    right: 6%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    pointer-events: none
   }

   .art-top {
    top: 7%
   }

   .art-bottom {
    bottom: 6%
   }

   .art-chip {
    border: 1px solid #b5e6ff68;
    background: #09131dbb;
    backdrop-filter: blur(8px);
    padding: 8px 11px;
    border-radius: 8px;
    font-size: .63rem;
    letter-spacing: .1em;
    font-weight: 800
   }

   .art-axis {
    font-size: .67rem;
    font-weight: 800;
    color: #d8efff;
    letter-spacing: .08em;
    text-shadow: 0 2px 6px #000
   }

   .segment {
    border-top: 1px solid #253c49
   }

   .section-head {
    display: flex;
    justify-content: space-between;
    gap: 25px;
    align-items: end;
    margin-bottom: 29px
   }

   .section-head h2 {
    font-size: clamp(2.25rem, 4vw, 4rem);
    line-height: 1;
    letter-spacing: -.068em;
    margin: 10px 0 0
   }

   .section-head p {
    color: var(--muted);
    max-width: 395px;
    font-size: .92rem;
    margin: 0
   }

   .arena-section {
    padding: 75px 0 95px;
    scroll-margin-top: 25px
   }

   .arena-shell {
    border: 1px solid #355266;
    background: linear-gradient(135deg, #0c1c26, #0b141c 65%);
    border-radius: 26px;
    overflow: hidden;
    box-shadow: 0 30px 90px #0004
   }

   .arena-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    padding: 19px 23px;
    border-bottom: 1px solid #304655;
    background: #122633
   }

   .arena-top-left {
    display: flex;
    gap: 12px;
    align-items: center
   }

   .tiny-square {
    width: 27px;
    height: 27px;
    border: 1px solid #4eacf875;
    display: grid;
    place-items: center;
    color: var(--accent);
    border-radius: 7px;
    font-weight: 800
   }

   .arena-name {
    font-size: .78rem;
    font-weight: 900;
    letter-spacing: .07em
   }

   .arena-sublabel {
    font-size: .62rem;
    color: var(--faint);
    letter-spacing: .13em;
    margin-top: 2px
   }

   .arena-toolbar {
    display: flex;
    gap: 11px;
    align-items: center
   }

   .save-note {
    font-size: .69rem;
    color: var(--faint);
    white-space: nowrap
   }

   .sound-btn {
    min-height: 37px;
    border-radius: 8px;
    border: 1px solid #36556b;
    background: #0d1f2b;
    padding: 7px 11px;
    color: #e7f4fc;
    font-size: .73rem;
    font-weight: 700
   }

   .mode-tabs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    background: #07141d;
    border-bottom: 1px solid #304655
   }

   .mode-tab {
    padding: 22px 22px 18px;
    text-align: left;
    border: 0;
    border-right: 1px solid #304655;
    color: #9cb4c3;
    background: transparent;
    position: relative;
    min-width: 0
   }

   .mode-tab:last-child {
    border-right: 0
   }

   .mode-tab:after {
    content: "";
    height: 3px;
    background: transparent;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0
   }

   .mode-tab[aria-selected=true] {
    background: #173140;
    color: #fff
   }

   .mode-tab[aria-selected=true]:after {
    background: var(--accent)
   }

   .mode-tab:hover:not(:disabled) {
    background: #1b3443
   }

   .mode-number {
    font-size: .64rem;
    letter-spacing: .16em;
    color: var(--accent);
    display: block;
    margin-bottom: 5px
   }

   .mode-name {
    display: block;
    font-size: 1rem;
    letter-spacing: -.02em;
    font-weight: 850
   }

   .mode-desc {
    display: block;
    margin-top: 3px;
    font-size: .71rem;
    line-height: 1.4;
    color: var(--muted)
   }

   .arena-body {
    display: grid;
    grid-template-columns: minmax(0, 1.03fr) minmax(0, .97fr);
    min-height: 560px
   }

   .control-panel {
    padding: 30px 32px 32px;
    border-right: 1px solid #304655;
    min-width: 0
   }

   .display-panel {
    padding: 30px 32px 32px;
    min-width: 0;
    background: radial-gradient(circle at 50% 34%, #244c6370, transparent 48%), #0b1922
   }

   .panel-header {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center
   }

   .panel-header h3 {
    font-size: 1.6rem;
    letter-spacing: -.055em;
    margin: 6px 0 0;
    line-height: 1.05
   }

   .panel-step {
    font-size: .72rem;
    letter-spacing: .06em;
    background: #1b3443;
    border: 1px solid #456075;
    color: #d7eafb;
    padding: 7px 10px;
    border-radius: 8px;
    font-weight: 800;
    white-space: nowrap
   }

   .panel-help {
    color: var(--muted);
    font-size: .82rem;
    line-height: 1.65;
    min-height: 41px;
    margin: 17px 0 18px
   }

   .number-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 9px
   }

   .number-btn {
    min-width: 0;
    width: 100%;
    min-height: 53px;
    color: #b2c9d6;
    border: 1px solid #335062;
    background: #152b39;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 850;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    transition: background .15s, border-color .15s, color .15s, transform .15s
   }

   .number-btn:hover:not(:disabled) {
    border-color: var(--accent);
    color: #fff;
    background: #244658
   }

   .number-btn[aria-pressed=true] {
    color: #06131d;
    background: var(--accent);
    border-color: #95d1ff;
    box-shadow: 0 0 0 2px #4eacf825
   }

   .number-btn:active:not(:disabled) {
    transform: scale(.96)
   }

   .ticket-strip {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 22px;
    padding: 13px 0;
    border-top: 1px solid #28414f;
    border-bottom: 1px solid #28414f
   }

   .ticket-label {
    color: var(--faint);
    font-size: .63rem;
    letter-spacing: .1em;
    font-weight: 800;
    margin-right: auto
   }

   .pick-slots {
    display: flex;
    gap: 6px
   }

   .pick-slot {
    width: 36px;
    height: 39px;
    display: grid;
    place-items: center;
    border: 1px dashed #45687c;
    border-radius: 8px;
    background: #0d202d;
    color: #7693a4;
    font-size: .84rem;
    font-weight: 800
   }

   .pick-slot.filled {
    color: var(--accent);
    border-style: solid;
    background: #183548
   }

   .game-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 65px
   }

   .style-control {
    display: flex;
    gap: 7px;
    flex-wrap: wrap
   }

   .style-btn {
    border: 1px solid #355367;
    background: transparent;
    border-radius: 9px;
    color: #b7c8d4;
    padding: 8px 12px;
    font-size: .72rem;
    font-weight: 800;
    min-height: 39px
   }

   .style-btn[aria-pressed=true] {
    color: #051622;
    background: #8ccfff;
    border-color: #8ccfff
   }

   .mini-label {
    font-size: .67rem;
    color: var(--faint);
    font-weight: 750
   }

   .game-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 10px 0
   }

   .game-actions .btn {
    min-width: 0;
    padding: 8px 9px;
    font-size: .73rem;
    min-height: 42px
   }

   .btn-action {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 64px;
    background: var(--accent);
    border: 0;
    color: #03131e;
    border-radius: 11px;
    padding: 13px 20px;
    font-size: .93rem;
    font-weight: 950;
    letter-spacing: .015em
   }

   .btn-action:hover:not(:disabled) {
    background: #8ed0ff
   }

   .btn-action .arrow {
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1
   }

   .action-help {
    color: var(--faint);
    font-size: .7rem;
    text-align: center;
    margin-top: 11px;
    min-height: 21px
   }

   .draw-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 13px
   }

   .draw-sequence {
    color: var(--muted);
    font-size: .7rem;
    letter-spacing: .09em
   }

   .visual-box {
    margin-top: 24px;
    position: relative;
    aspect-ratio: 1.63;
    background: radial-gradient(ellipse at center, #234e67ad, #10283772 48%, #071b26 75%);
    border: 1px solid #31576c;
    border-radius: 16px;
    overflow: hidden;
    display: grid;
    place-items: center;
    isolation: isolate;
    min-height: 208px
   }

   .visual-box:before {
    content: "";
    position: absolute;
    width: 66%;
    aspect-ratio: 1;
    border: 1px solid #5a9ac256;
    border-radius: 50%;
    box-shadow: 0 0 0 28px #4eacf808, 0 0 0 58px #4eacf808, 0 0 0 86px #4eacf807;
    z-index: -1
   }

   .visual-box:after {
    content: "";
    position: absolute;
    width: 32%;
    aspect-ratio: 1;
    border: 1px dashed #a8daff58;
    border-radius: 50%;
    z-index: -1
   }

   .visual-grid {
    position: absolute;
    inset: 0;
    background: linear-gradient(#b6e6ff08 1px, transparent 1px), linear-gradient(90deg, #b6e6ff08 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: .7;
    z-index: -2
   }

   .viz-id {
    position: absolute;
    top: 14px;
    left: 16px;
    color: #b1d9f1;
    font-size: .65rem;
    letter-spacing: .16em
   }

   .viz-coords {
    position: absolute;
    bottom: 14px;
    right: 16px;
    color: #82abc1;
    font-size: .61rem
   }

   .draw-balls {
    display: flex;
    gap: clamp(6px, 1.1vw, 13px);
    justify-content: center;
    padding: 15px;
    position: relative;
    z-index: 1;
    width: 100%
   }

   .draw-ball {
    width: clamp(38px, 4.1vw, 62px);
    height: clamp(38px, 4.1vw, 62px);
    aspect-ratio: 1;
    border-radius: 50%;
    border: 1px solid #6f9cba;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, #2d5b75, #0b2233);
    box-shadow: inset 0 0 15px #87ceff14, 0 8px 20px #02070a91;
    color: #d4ebfb;
    font-size: clamp(.94rem, 1.6vw, 1.35rem);
    font-weight: 900;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace
   }

   .draw-ball.hit {
    background: linear-gradient(150deg, #bce6ff, #4eacf8);
    border-color: #e8f8ff;
    color: #03131f;
    box-shadow: 0 0 22px #4eacf877
   }

   .draw-ball.revealed {
    animation: reveal .3s ease-out both
   }

   .result-box {
    min-height: 105px;
    margin-top: 20px;
    border: 1px solid #365163;
    background: #102532;
    border-radius: 13px;
    padding: 19px;
    display: flex;
    align-items: flex-start;
    gap: 13px
   }

   .result-icon {
    background: #204459;
    color: var(--accent);
    border: 1px solid #447998;
    flex: none;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    font-size: 1.05rem
   }

   .result-title {
    font-size: .99rem;
    font-weight: 850;
    line-height: 1.25;
    margin: 1px 0 5px
   }

   .result-copy {
    margin: 0;
    font-size: .78rem;
    line-height: 1.6;
    color: #b0c5d0;
    overflow-wrap: anywhere
   }

   .hint-box {
    margin-top: 14px;
    min-height: 42px;
    border-left: 2px solid var(--accent);
    padding: 4px 12px;
    color: #afccdc;
    font-size: .75rem;
    line-height: 1.5
   }

   .hint-box b {
    color: #a3dfff
   }

   .cipher-ledger {
    margin-top: 16px;
    border: 1px solid #335368;
    border-radius: 12px;
    overflow: hidden
   }

   .cipher-ledger h4 {
    margin: 0;
    padding: 11px 14px;
    font-size: .7rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    background: #193243;
    color: #cae5f8
   }

   .cipher-rows {
    max-height: 250px;
    overflow: auto
   }

   .cipher-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 9px 12px;
    border-top: 1px solid #274352;
    font-size: .76rem
   }

   .cipher-row .digits {
    letter-spacing: .18em;
    font-weight: 850;
    color: #e3f4ff
   }

   .cipher-row .feedback {
    color: #aed0e2;
    font-size: .7rem
   }

   .cipher-empty {
    padding: 14px;
    color: var(--faint);
    font-size: .74rem
   }

   .below-arena {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr);
    gap: 15px;
    margin-top: 16px
   }

   .stat-card {
    padding: 21px;
    background: #0e1b25;
    border: 1px solid #294454;
    border-radius: 15px;
    min-height: 137px
   }

   .stat-card-label {
    font-size: .68rem;
    letter-spacing: .1em;
    color: #93afc1;
    text-transform: uppercase;
    font-weight: 800
   }

   .stat-card-value {
    font-weight: 900;
    letter-spacing: -.065em;
    font-size: 2.05rem;
    margin: 9px 0 2px;
    line-height: 1
   }

   .stat-card-info {
    font-size: .72rem;
    color: var(--faint);
    line-height: 1.5
   }

   .bar {
    height: 5px;
    background: #284253;
    border-radius: 999px;
    overflow: hidden;
    margin-top: 14px
   }

   .bar>span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--accent);
    border-radius: 999px;
    transition: width .3s
   }

   .progress-section {
    padding: 38px 0 82px
   }

   .progress-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 18px
   }

   .section-card {
    border: 1px solid #2d4a5c;
    background: #101e29;
    border-radius: 19px;
    min-width: 0;
    overflow: hidden
   }

   .section-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 23px 25px;
    border-bottom: 1px solid #2b4759
   }

   .section-card-header h3 {
    font-size: 1.16rem;
    letter-spacing: -.04em;
    margin: 3px 0 0
   }

   .small-tag {
    font-size: .65rem;
    color: var(--accent);
    letter-spacing: .08em;
    font-weight: 800;
    white-space: nowrap
   }

   .task-list {
    padding: 0 25px 12px
   }

   .task {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: center;
    padding: 17px 0;
    border-bottom: 1px solid #284352
   }

   .task:last-child {
    border: 0
   }

   .task b {
    font-size: .83rem
   }

   .task p {
    font-size: .7rem;
    color: var(--faint);
    margin: 3px 0 0
   }

   .task-right {
    display: flex;
    flex-direction: column;
    align-items: end;
    gap: 6px
   }

   .task-progress {
    font-size: .7rem;
    color: #a1c2d6
   }

   .claim-btn {
    background: #214a60;
    border: 1px solid #48758e;
    color: #e9f7ff;
    border-radius: 8px;
    min-height: 34px;
    padding: 5px 10px;
    font-size: .69rem;
    font-weight: 800
   }

   .claim-btn.ready {
    background: var(--accent);
    color: #03131e;
    border-color: var(--accent)
   }

   .claim-btn:disabled {
    opacity: .55
   }

   .archive-inner {
    padding: 20px 25px 22px
   }

   .badges {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 9px
   }

   .badge {
    border: 1px solid #2e4c5e;
    border-radius: 11px;
    background: #132734;
    min-height: 99px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 7px;
    padding: 10px 5px;
    opacity: .46
   }

   .badge.earned {
    border-color: #4eacf8a3;
    background: #173c52;
    opacity: 1
   }

   .badge-mark {
    font-size: 1.3rem;
    color: var(--accent);
    line-height: 1
   }

   .badge span:last-child {
    font-size: .66rem;
    line-height: 1.3;
    font-weight: 700;
    color: #c4d9e8
   }

   .history-title {
    margin: 23px 0 10px;
    display: flex;
    justify-content: space-between;
    gap: 8px;
    color: #bad1df;
    font-size: .7rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    font-weight: 850
   }

   .history-list {
    list-style: none;
    margin: 0;
    padding: 0
   }

   .history-list li {
    border-top: 1px solid #294655;
    padding: 10px 0;
    display: flex;
    justify-content: space-between;
    gap: 8px;
    align-items: center;
    font-size: .75rem
   }

   .history-list li span {
    color: var(--faint)
   }

   .history-list li strong {
    font-weight: 750;
    text-align: right
   }

   .history-empty {
    color: var(--faint);
    font-size: .76rem
   }

   .about-section {
    padding: 80px 0 95px;
    background: linear-gradient(135deg, #0d1d29, #0b151d)
   }

   .about-grid {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: 70px
   }

   .about-side {
    position: relative
   }

   .about-side h2 {
    font-size: clamp(2.5rem, 4.7vw, 4.5rem);
    line-height: 1.04;
    letter-spacing: -.077em;
    margin: 18px 0 24px
   }

   .about-side p {
    font-size: .88rem;
    color: #acbeca;
    line-height: 1.8;
    max-width: 330px
   }

   .article {
    max-width: 740px
   }

   .article h3 {
    font-size: 1.4rem;
    letter-spacing: -.045em;
    margin: 29px 0 10px
   }

   .article h3:first-child {
    margin-top: 0
   }

   .article p {
    color: #b6c8d2;
    font-size: .92rem;
    line-height: 1.85;
    margin-bottom: 18px
   }

   .article strong {
    color: #e8f3fa
   }

   .article a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px
   }

   .article ul {
    padding-left: 22px;
    color: #b6c8d2;
    font-size: .88rem;
    line-height: 1.9
   }

   .article li {
    margin-bottom: 5px
   }

   .mode-section {
    padding: 78px 0 78px
   }

   .mode-showcase {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 15px
   }

   .mode-card {
    position: relative;
    overflow: hidden;
    min-height: 230px;
    padding: 25px;
    border: 1px solid #365264;
    border-radius: 17px;
    background: linear-gradient(135deg, #1B3443, #0c1c25);
    display: flex;
    flex-direction: column;
    align-items: flex-start
   }

   .mode-card:after {
    content: attr(data-glyph);
    position: absolute;
    right: -12px;
    top: 10px;
    font-size: 9rem;
    font-weight: 900;
    color: #5ec0ff10;
    line-height: 1;
    pointer-events: none
   }

   .mode-card-id {
    font-size: .7rem;
    color: var(--accent);
    letter-spacing: .14em;
    font-weight: 850
   }

   .mode-card h3 {
    font-size: 1.42rem;
    letter-spacing: -.06em;
    margin: 25px 0 10px
   }

   .mode-card p {
    font-size: .81rem;
    color: #abc1ce;
    line-height: 1.6;
    margin: 0 0 17px;
    flex: 1
   }

   .mode-card a {
    font-size: .74rem;
    color: var(--accent);
    font-weight: 850;
    text-decoration: underline;
    text-underline-offset: 5px
   }

   .faq-section {
    padding: 65px 0 100px
   }

   .faq-grid {
    display: grid;
    grid-template-columns: .6fr 1fr;
    gap: 65px
   }

   .faq-grid h2 {
    font-size: clamp(2.1rem, 4vw, 3.5rem);
    letter-spacing: -.06em;
    margin: 10px 0
   }

   .faq-grid p {
    color: var(--muted);
    font-size: .82rem
   }

   .faq-list {
    border-top: 1px solid #304a59
   }

   details {
    border-bottom: 1px solid #304a59;
    padding: 0
   }

   summary {
    padding: 19px 4px;
    cursor: pointer;
    font-size: .91rem;
    font-weight: 750;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    list-style: none
   }

   summary::-webkit-details-marker {
    display: none
   }

   summary:after {
    content: '+';
    color: var(--accent);
    font-size: 1.5rem;
    font-weight: 350;
    flex: none
   }

   details[open] summary:after {
    content: '−'
   }

   details p {
    color: #aebfcc;
    line-height: 1.75;
    font-size: .83rem;
    margin: 0;
    padding: 0 25px 20px 4px
   }

   .footer {
    border-top: 1px solid #2a4351;
    padding: 34px 0 44px
   }

   .footer-content {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: center;
    flex-wrap: wrap
   }

   .footer-brand {
    font-size: 1.6rem;
    font-weight: 950;
    letter-spacing: -.075em
   }

   .footer-brand span {
    color: var(--accent)
   }

   .footer-copy {
    max-width: 580px;
    font-size: .72rem;
    color: var(--faint);
    line-height: 1.7
   }

   .footer-links {
    display: flex;
    gap: 17px;
    flex-wrap: wrap;
    font-size: .72rem;
    color: #b0c7d4
   }

   .toast {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 40;
    padding: 13px 18px;
    background: #1e4358;
    border: 1px solid #75c5fb;
    border-radius: 11px;
    box-shadow: 0 15px 35px #000a;
    color: #fff;
    font-size: .8rem;
    max-width: min(360px, calc(100vw - 40px));
    display: none
   }

   .toast.show {
    display: block;
    animation: reveal .2s ease-out
   }

   @keyframes reveal {
    from {
     opacity: .25;
     transform: translateY(9px) scale(.9)
    }

    to {
     opacity: 1;
     transform: translateY(0) scale(1)
    }
   }

   @media(max-width:1050px) {
    .nav {
     gap: 15px
    }

    .hero-grid {
     gap: 26px
    }

    .hero h1 {
     font-size: clamp(4.2rem, 10vw, 8rem)
    }

    .control-panel,
    .display-panel {
     padding: 24px
    }

    .number-grid {
     gap: 6px
    }

    .number-btn {
     min-height: 46px
    }

    .pick-slot {
     width: 31px
    }

    .about-grid {
     gap: 34px
    }

    .faq-grid {
     gap: 30px
    }
   }

   @media(max-width:840px) {
    .container {
     width: min(100% - 36px, 740px)
    }

    .topbar {
     height: 70px
    }

    .nav {
     display: none
    }

    .hero {
     padding: 61px 0 65px
    }

    .hero-grid {
     grid-template-columns: 1fr;
     gap: 45px
    }

    .hero h1 {
     font-size: clamp(4.3rem, 14vw, 8rem)
    }

    .hero-description {
     max-width: 590px
    }

    .artboard {
     max-width: 540px;
     justify-self: center
    }

    .hero-facts {
     margin-top: 35px
    }

    .arena-body {
     grid-template-columns: 1fr
    }

    .control-panel {
     border-right: 0;
     border-bottom: 1px solid #304655
    }

    .display-panel {
     min-height: 420px
    }

    .number-grid {
     grid-template-columns: repeat(6, minmax(0, 1fr))
    }

    .number-btn {
     min-height: 54px
    }

    .draw-ball {
     width: clamp(44px, 8vw, 64px);
     height: clamp(44px, 8vw, 64px)
    }

    .progress-layout {
     grid-template-columns: 1fr
    }

    .about-grid {
     grid-template-columns: 1fr
    }

    .about-side p {
     max-width: 600px
    }

    .mode-showcase {
     grid-template-columns: 1fr
    }

    .mode-card {
     min-height: 178px
    }

    .faq-grid {
     grid-template-columns: 1fr;
     gap: 15px
    }
   }

   @media(max-width:540px) {
    .container {
     width: calc(100% - 30px)
    }

    .header-pill {
     display: none
    }

    .brand-image {
     max-width: 124px
    }

    .brand-word {
     font-size: 1.14rem
    }

    .btn.tight {
     padding: 7px 11px;
     font-size: .72rem;
     min-height: 38px
    }

    .hero {
     padding: 51px 0 48px
    }

    .hero h1 {
     font-size: clamp(4.1rem, 16vw, 6rem);
     margin-bottom: 22px
    }

    .hero-tagline {
     font-size: 1.85rem
    }

    .hero-description {
     font-size: .89rem
    }

    .hero-ctas .btn {
     min-height: 45px;
     padding: 8px 14px;
     font-size: .73rem
    }

    .hero-facts {
     gap: 15px;
     margin-top: 31px
    }

    .artboard {
     border-radius: 18px
    }

    .art-chip {
     font-size: .5rem;
     padding: 6px 8px
    }

    .art-axis {
     font-size: .53rem
    }

    .section-head {
     flex-direction: column;
     align-items: start;
     gap: 13px
    }

    .arena-section {
     padding: 56px 0 60px
    }

    .arena-shell {
     border-radius: 18px
    }

    .arena-top {
     padding: 13px
    }

    .save-note {
     display: none
    }

    .mode-tab {
     padding: 15px 8px 14px
    }

    .mode-name {
     font-size: .83rem
    }

    .mode-desc {
     font-size: .62rem
    }

    .mode-number {
     font-size: .58rem
    }

    .control-panel,
    .display-panel {
     padding: 18px
    }

    .panel-header h3 {
     font-size: 1.35rem
    }

    .panel-help {
     font-size: .76rem
    }

    .number-grid {
     grid-template-columns: repeat(5, minmax(0, 1fr));
     gap: 7px
    }

    .number-btn {
     min-height: 48px;
     border-radius: 8px
    }

    .ticket-strip {
     gap: 6px
    }

    .pick-slot {
     width: 34px;
     height: 37px
    }

    .game-options {
     flex-wrap: wrap;
     margin: 12px 0
    }

    .visual-box {
     min-height: 190px
    }

    .draw-ball {
     width: clamp(39px, 11vw, 53px);
     height: clamp(39px, 11vw, 53px)
    }

    .below-arena {
     grid-template-columns: 1fr;
     gap: 9px
    }

    .stat-card {
     min-height: 105px;
     padding: 16px
    }

    .stat-card-value {
     font-size: 1.65rem
    }

    .progress-section {
     padding: 20px 0 55px
    }

    .section-card-header,
    .task-list,
    .archive-inner {
     padding-left: 16px;
     padding-right: 16px
    }

    .task-list {
     padding-bottom: 4px
    }

    .badge {
     min-height: 89px
    }

    .about-section,
    .mode-section,
    .faq-section {
     padding: 60px 0
    }

    .footer-content {
     align-items: start;
     flex-direction: column
    }

    .section-head h2 {
     font-size: 2.45rem
    }
   }

   @media(max-width:365px) {
    .container {
     width: calc(100% - 24px)
    }

    .control-panel,
    .display-panel {
     padding: 13px
    }

    .pick-slot {
     width: 30px
    }

    .mode-name {
     font-size: .74rem
    }

    .mode-desc {
     font-size: .57rem
    }

    .number-grid {
     gap: 5px
    }

    .number-btn {
     min-height: 46px
    }

    .hero h1 {
     font-size: 3.8rem
    }

    .draw-ball {
     width: 36px;
     height: 36px;
     font-size: .8rem
    }
   }

   @media(prefers-reduced-motion:reduce) {
    html {
     scroll-behavior: auto
    }

    *,
    *::before,
    *::after {
     animation: none !important;
     transition: none !important
    }
   }

   /* PPTOTO / SIGNAL ARCADE — bespoke direction, v2. Editorial sports typography,
   sci-fi instruments, and an arcade cabinet rather than SaaS dashboard. */
   :root {
    --bg: #04080c;
    --panel: #091923;
    --panel2: #112c3c;
    --line: #33556a;
    --text: #f4f9fc;
    --muted: #a8c0cf;
    --faint: #7894a5;
    --soft: #193a4b;
    --accent: #4EACF8;
    --success: #b8f9de;
    --radius: 8px
   }

   body {
    background: #03080d;
    color: #f4f9fc;
    overflow-x: clip;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif
   }

   .container {
    width: min(1360px, calc(100% - 88px))
   }

   .eyebrow,
   .micro,
   .mono,
   .mode-number,
   .sys-label,
   .header-pill,
   .mode-card-id {
    font-family: ui-monospace, "SFMono-Regular", Consolas, monospace
   }

   .eyebrow {
    font-size: .69rem;
    letter-spacing: .18em;
    color: #8cd4ff
   }

   .micro {
    color: #84a6b8
   }

   .btn {
    border-radius: 2px;
    min-height: 51px;
    padding: 11px 24px;
    font-size: .76rem;
    letter-spacing: .065em;
    position: relative
   }

   .btn.primary {
    background: #4EACF8;
    box-shadow: 4px 4px 0 #173e58
   }

   .btn.primary:hover:not(:disabled) {
    background: #9ad9ff;
    box-shadow: 6px 6px 0 #173e58
   }

   .btn.ghost {
    background: #081621;
    border: 1px solid #47738a
   }

   .btn.ghost:hover:not(:disabled) {
    background: #133c55
   }

   /* Header as compact HUD */
   .topbar {
    height: 74px;
    background: #050b11ef;
    border-bottom: 1px solid #41617d55;
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(18px)
   }

   .topbar:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 23%;
    height: 2px;
    background: linear-gradient(90deg, #4EACF8, transparent)
   }

   .topbar .container {
    gap: 16px
   }

   .brand {
    gap: 10px
   }

   .brand-image {
    max-width: 158px;
    max-height: 42px
   }

   .brand-icon {
    border-radius: 0;
    clip-path: polygon(0 0, 76% 0, 100% 23%, 100% 100%, 24% 100%, 0 76%);
    width: 36px;
    height: 36px;
    background: #1B3443
   }

   .brand-word {
    font-family: Impact, "Arial Narrow", sans-serif;
    font-size: 1.8rem;
    font-style: italic;
    letter-spacing: -.015em
   }

   .nav {
    gap: 31px
   }

   .nav a {
    color: #c8d3dd;
    letter-spacing: .06em;
    font-size: .75rem;
    text-transform: uppercase
   }

   .nav a:hover {
    color: #8dd8ff
   }

   .header-pill {
    border: 0;
    padding: 9px 10px;
    border-radius: 0;
    background: #0b1e28;
    transform: skewX(-9deg)
   }

   .sys-label {
    font-size: .64rem
   }

   .signal-dot {
    background: #73fdc9;
    width: 6px;
    height: 6px
   }

   /* Opening scene: giant kinetic typographic lockup + numbered machine */
   .hero {
    padding: 55px 0 52px;
    min-height: 660px;
    background: #03090e;
    isolation: isolate;
    position: relative;
    overflow: hidden
   }

   .hero:before {
    background: radial-gradient(ellipse at 77% 45%, #14547b58, transparent 39%), radial-gradient(ellipse at 0 100%, #132c3b55, transparent 48%);
    z-index: -2
   }

   .hero:after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: .17;
    background: linear-gradient(90deg, transparent 49.96%, #7fb2ca 50%, transparent 50.04%), repeating-linear-gradient(0deg, transparent 0 79px, #b4e0ff19 80px), repeating-linear-gradient(90deg, transparent 0 79px, #b4e0ff19 80px);
    mask-image: linear-gradient(to right, transparent, #000 60%)
   }

   .hero-grid {
    grid-template-columns: minmax(0, 1.07fr) minmax(0, .93fr);
    gap: clamp(20px, 5vw, 76px);
    align-items: center
   }

   .hero-copy {
    position: relative;
    z-index: 3;
    padding: 23px 0 12px
   }

   .hero-issue {
    margin-bottom: 25px;
    gap: 10px
   }

   .hero-rule {
    width: 8px;
    height: 8px;
    transform: rotate(45deg);
    background: #4EACF8;
    box-shadow: 0 0 14px #4EACF8
   }

   .hero h1 {
    font-family: Impact, "Arial Black", "Arial Narrow", sans-serif;
    font-size: clamp(6.3rem, 13.4vw, 13.6rem);
    letter-spacing: -.035em;
    font-weight: 900;
    font-style: italic;
    line-height: .78;
    white-space: nowrap;
    margin: 0 0 24px;
    transform: skewX(-4deg);
    text-shadow: 9px 9px 0 #0d2431
   }

   .hero h1 span {
    color: #4EACF8;
    filter: drop-shadow(0 0 38px #2c7fb05c)
   }

   .hero-tagline {
    font-family: Impact, "Arial Narrow", sans-serif;
    text-transform: uppercase;
    font-size: clamp(2.5rem, 4.15vw, 4.85rem);
    font-style: italic;
    letter-spacing: .01em;
    line-height: .99;
    font-weight: 900;
    max-width: none;
    margin-bottom: 22px
   }

   .hero-tagline .blue-cut {
    color: #4EACF8
   }

   .hero-description {
    font-size: .92rem;
    line-height: 1.75;
    color: #bdd1dd;
    max-width: 520px;
    margin-bottom: 29px
   }

   .hero-ctas {
    gap: 15px
   }

   .hero-ctas .btn {
    min-height: 53px
   }

   .hero-facts {
    gap: 0;
    margin-top: 37px;
    border-top: 1px solid #43708780;
    max-width: 545px;
    padding-top: 0
   }

   .hero-fact {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1px;
    min-width: 0;
    flex: 1;
    padding: 15px 18px 1px 0;
    border-right: 1px solid #43678150;
    margin-right: 18px
   }

   .hero-fact:last-child {
    border-right: 0;
    margin-right: 0
   }

   .hero-fact strong {
    font-family: Impact, "Arial Narrow", sans-serif;
    font-size: 2rem;
    line-height: 1.15;
    font-weight: 900;
    font-style: italic;
    letter-spacing: .015em;
    color: #eef7fc
   }

   .hero-fact span {
    font-size: .64rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    line-height: 1.4;
    color: #8daabc
   }

   .artboard {
    max-width: 590px;
    aspect-ratio: 1;
    overflow: visible;
    border-radius: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    align-self: center;
    isolation: isolate;
    transform: rotate(-2deg)
   }

   .artboard:before {
    inset: 6%;
    z-index: -2;
    background: repeating-linear-gradient(0deg, transparent 0 26px, #83c9fa0e 27px), repeating-linear-gradient(90deg, transparent 0 26px, #83c9fa0e 27px), radial-gradient(circle at 50% 49%, #174c6c 0%, #0a2231 42%, #07111a 72%);
    clip-path: polygon(7% 0, 93% 0, 100% 8%, 100% 92%, 93% 100%, 7% 100%, 0 92%, 0 8%);
    border: 1px solid #36556b;
    box-shadow: inset 0 0 100px #02090ca8, 0 24px 70px #0009
   }

   .artboard:after {
    content: '';
    position: absolute;
    inset: 9%;
    border: 1px solid #68b8e14d;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    pointer-events: none
   }

   .orbital-graphic {
    inset: 16%;
    border: 2px solid #5fbdf38f;
    box-shadow: 0 0 0 10px #0d3c591c, 0 0 0 34px #418ad312, 0 0 0 71px #418ad30a, 0 0 70px #4EACF86e, inset 0 0 66px #4EACF82e;
    animation: orbit-turn 30s linear infinite;
    background: conic-gradient(from 75deg, transparent 0 17%, #81d1ff70 17.2% 17.7%, transparent 18% 56%, #8cd6ff73 56.4% 57%, transparent 57.3%);
    z-index: -1
   }

   .orbital-graphic:before {
    inset: -15%;
    border: 1px dashed #7db7d345;
    animation: orbit-turn 36s linear infinite reverse
   }

   .orbital-graphic:after {
    inset: 13%;
    border: 1px solid #a6d9f748;
    background: radial-gradient(circle, #3271ab56 0, #13395144 53%, transparent 74%);
    box-shadow: inset 0 0 60px #1a669f4c, 0 0 36px #4EACF84a
   }

   .orbital-core {
    font-family: Impact, "Arial Narrow", sans-serif;
    font-style: italic;
    font-size: clamp(9rem, 19vw, 18rem);
    font-weight: 900;
    color: #e3f7ff;
    opacity: 1;
    line-height: 1;
    letter-spacing: -.09em;
    transform: translate(-54%, -55%) rotate(-8deg);
    text-shadow: 3px 3px 0 #3e9bce, 8px 8px 0 #1a5079, 14px 14px 0 #0b2940, 0 0 50px #40aeff99;
    pointer-events: none
   }

   .banner-img {
    inset: 6%;
    width: 88%;
    height: 88%;
    object-fit: cover;
    border-radius: 0;
    clip-path: polygon(7% 0, 93% 0, 100% 8%, 100% 92%, 93% 100%, 7% 100%, 0 92%, 0 8%);
    filter: drop-shadow(0 12px 25px #0009)
   }

   .artboard .art-top,
   .artboard .art-bottom {
    z-index: 5;
    left: 0;
    right: 0
   }

   .art-top {
    top: 0
   }

   .art-bottom {
    bottom: 0
   }

   .art-axis {
    font-family: ui-monospace, monospace;
    font-size: .62rem;
    letter-spacing: .15em;
    color: #b5d8e9
   }

   .art-chip {
    background: #050b10e8;
    border: 1px solid #5b92aa;
    border-radius: 0;
    padding: 11px 14px;
    clip-path: polygon(0 0, 93% 0, 100% 25%, 100% 100%, 0 100%);
    color: #d3efff
   }

   .orbit-satellite {
    position: absolute;
    z-index: 4;
    width: 64px;
    height: 64px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: radial-gradient(circle at 32% 22%, #e4f8ff, #80d4ff 22%, #2679b4 63%, #0b2640);
    border: 2px solid #b4e8ff;
    box-shadow: inset -6px -10px 15px #06213a99, 0 10px 21px #000b, 0 0 28px #4EACF85c;
    color: #051d34;
    font: italic 900 25px/1 Impact, "Arial Narrow", sans-serif;
    transform: rotate(9deg);
    animation: particle-float 4.2s ease-in-out infinite
   }

   .orbit-satellite:nth-of-type(1) {
    top: 23%;
    left: 4%
   }

   .orbit-satellite:nth-of-type(2) {
    top: 12%;
    right: 17%;
    width: 52px;
    height: 52px;
    font-size: 21px;
    animation-delay: -1s
   }

   .orbit-satellite:nth-of-type(3) {
    bottom: 19%;
    right: 5%;
    width: 76px;
    height: 76px;
    font-size: 29px;
    animation-delay: -2s
   }

   .orbit-satellite:nth-of-type(4) {
    bottom: 16%;
    left: 16%;
    width: 47px;
    height: 47px;
    font-size: 19px;
    animation-delay: -3s
   }

   .hero-art-signal {
    position: absolute;
    top: 51%;
    right: -7%;
    z-index: 6;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 10px 13px;
    border: 1px solid #89d2ff70;
    background: #06121be0;
    color: #9edaff;
    font: bold .66rem/1.1 ui-monospace, monospace;
    transform: rotate(4deg);
    box-shadow: 6px 6px 0 #01070b
   }

   .hero-art-signal i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #aefacc;
    box-shadow: 0 0 11px #aefacc
   }

   /* Monolithic strip with hidden meaning, not a generic divider */
   .arcade-strip {
    border-block: 1px solid #3a657b9a;
    background: linear-gradient(90deg, #0d2a3b, #113d56 48%, #081925);
    color: #c6eafd;
    overflow: hidden;
    position: relative
   }

   .arcade-strip .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    min-height: 56px
   }

   .arcade-strip strong {
    font: italic 900 clamp(1rem, 1.9vw, 1.65rem)/1 Impact, "Arial Narrow", sans-serif;
    letter-spacing: .065em;
    text-transform: uppercase;
    white-space: nowrap
   }

   .arcade-strip b {
    color: #63c1ff;
    margin: 0 16px;
    font-style: normal
   }

   .arcade-strip small {
    font: .66rem ui-monospace, monospace;
    letter-spacing: .13em;
    color: #a1c6da;
    white-space: nowrap
   }

   /* Section headers are editorial rather than dashboard */
   .segment {
    border-top: 0
   }

   .section-head {
    align-items: end;
    gap: 30px;
    margin-bottom: 30px;
    position: relative
   }

   .section-head h2 {
    font: italic 900 clamp(3.2rem, 6.5vw, 6.9rem)/.93 Impact, "Arial Narrow", sans-serif;
    letter-spacing: -.005em;
    text-transform: uppercase;
    margin: 10px 0 0
   }

   .section-head p {
    font-size: .84rem;
    color: #a1bcca;
    line-height: 1.7;
    max-width: 325px
   }

   .arena-section {
    background: radial-gradient(circle at 70% 15%, #1B3443a0, transparent 34%), linear-gradient(180deg, #08151e, #040b11 58%);
    padding: 90px 0 84px;
    position: relative;
    overflow: hidden
   }

   .arena-section:before {
    content: 'PPT / 001';
    position: absolute;
    top: 130px;
    right: -80px;
    font: italic 900 17vw/.8 Impact, sans-serif;
    letter-spacing: -.02em;
    color: #4EACF807;
    pointer-events: none
   }

   /* Actual playable section is one integrated cyber arcade cabinet */
   .arena-shell {
    position: relative;
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
    grid-template-rows: auto 1fr;
    border: 1px solid #466980;
    background: #08131c;
    border-radius: 0;
    overflow: visible;
    box-shadow: 13px 15px 0 #0008, 0 0 0 6px #0d2636
   }

   .arena-shell:before,
   .arena-shell:after {
    content: '';
    position: absolute;
    width: 40px;
    height: 5px;
    background: #4EACF8;
    top: -7px;
    left: 20px;
    pointer-events: none
   }

   .arena-shell:after {
    left: auto;
    top: auto;
    right: 20px;
    bottom: -7px
   }

   .arena-top {
    grid-column: 1/-1;
    padding: 18px 24px;
    background: #102737;
    border-bottom: 1px solid #4c7081;
    min-height: 68px
   }

   .tiny-square {
    border-radius: 0;
    width: 34px;
    height: 34px;
    clip-path: polygon(0 0, 76% 0, 100% 24%, 100% 100%, 0 100%);
    background: #4EACF8;
    color: #041929;
    font-size: 20px
   }

   .arena-name {
    font-family: ui-monospace, monospace;
    font-size: .78rem;
    letter-spacing: .09em;
    color: #f3faff
   }

   .arena-sublabel {
    color: #7fb4ce;
    font-size: .59rem;
    letter-spacing: .16em
   }

   .sound-btn {
    border: 1px solid #608da5;
    background: #06141d;
    color: #b6deef;
    border-radius: 0;
    letter-spacing: .03em
   }

   .save-note {
    color: #8eb0c3
   }

   .mode-tabs {
    grid-column: 1;
    grid-row: 2;
    background: #0a1c28;
    border-right: 1px solid #426075;
    border-bottom: 0;
    display: flex;
    flex-direction: column;
    padding: 28px 0;
    gap: 6px
   }

   .mode-tab {
    padding: 23px 19px 22px 23px;
    min-height: 150px;
    border: 0 !important;
    text-align: left;
    border-left: 3px solid transparent !important;
    transition: background .18s, color .18s
   }

   .mode-tab:hover:not(:disabled) {
    background: #13374b
   }

   .mode-tab:before {
    content: '↗';
    position: absolute;
    right: 18px;
    top: 23px;
    color: #4eacf8;
    opacity: .65;
    font-size: 22px;
    font-family: Impact, sans-serif
   }

   .mode-tab:after {
    position: absolute;
    left: 0;
    right: auto;
    bottom: 0;
    top: auto;
    width: 100%;
    height: 1px;
    background: #365064 !important;
    opacity: .6
   }

   .mode-tab[aria-selected=true] {
    background: linear-gradient(90deg, #193d53 0%, #102b3a 86%);
    color: #f8fbff;
    border-left: 3px solid #4EACF8 !important
   }

   .mode-tab[aria-selected=true]:before {
    color: #bdefff;
    opacity: 1
   }

   .mode-tab[aria-selected=true]:after {
    opacity: 1
   }

   .mode-number {
    display: block;
    color: #85cffe;
    font-size: .63rem;
    letter-spacing: .12em;
    margin-bottom: 14px
   }

   .mode-name {
    font: italic 900 1.75rem/.95 Impact, "Arial Narrow", sans-serif;
    letter-spacing: 0;
    text-transform: uppercase;
    max-width: 140px
   }

   .mode-desc {
    font-size: .66rem;
    letter-spacing: .02em;
    line-height: 1.5;
    margin-top: 11px;
    color: #9dbfd0
   }

   .arena-body {
    grid-column: 2;
    grid-row: 2;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
    min-height: 660px
   }

   .control-panel {
    padding: 30px clamp(20px, 2.5vw, 39px) 33px;
    background: linear-gradient(142deg, #0c2230, #07151e 70%);
    border-right: 1px solid #355972
   }

   .display-panel {
    padding: 30px clamp(20px, 2.45vw, 36px) 30px;
    background: radial-gradient(ellipse at 50% 34%, #173c56a8, transparent 50%), linear-gradient(180deg, #091c29, #051019);
    position: relative
   }

   .panel-header h3 {
    font: italic 900 clamp(2.1rem, 3vw, 3.2rem)/.94 Impact, "Arial Narrow", sans-serif;
    text-transform: uppercase;
    letter-spacing: .01em;
    margin-top: 11px
   }

   .panel-step {
    border-radius: 0;
    background: #142f40;
    border: 1px solid #4a758e;
    font-size: .7rem;
    padding: 9px 11px
   }

   .panel-help {
    font-size: .76rem;
    color: #a6bfd0;
    line-height: 1.7;
    min-height: 46px;
    margin: 14px 0 20px
   }

   .number-grid {
    gap: 7px;
    grid-template-columns: repeat(6, minmax(0, 1fr))
   }

   .number-btn {
    min-height: 49px;
    border-radius: 3px;
    border: 1px solid #395d70;
    background: linear-gradient(145deg, #1b3a4b, #0d2735);
    color: #bedaea;
    font-size: 1rem;
    font-weight: 900;
    position: relative;
    box-shadow: inset 0 2px 0 #a2d4ee0a, 0 3px 0 #051016;
    transition: border-color .2s, background .2s, transform .12s, box-shadow .2s
   }

   .number-btn:before {
    content: '';
    position: absolute;
    inset: 4px;
    border: 1px solid #a0d9f20d;
    pointer-events: none
   }

   .number-btn:hover:not(:disabled) {
    background: #26516a;
    box-shadow: 0 0 15px #4EACF826, 0 3px 0 #051016
   }

   .number-btn[aria-pressed=true] {
    background: linear-gradient(135deg, #c1ecff, #4EACF8 78%);
    border-color: #d5f1ff;
    color: #031d30;
    box-shadow: 0 0 20px #4EACF87a, 0 3px 0 #155c90;
    transform: translateY(-1px)
   }

   .ticket-strip {
    margin-top: 24px;
    border-top: 1px solid #5b7c8a69;
    border-bottom: 1px solid #5b7c8a69;
    padding: 16px 0;
    gap: 8px
   }

   .ticket-label {
    font-size: .59rem;
    color: #8cbbd3;
    letter-spacing: .15em
   }

   .pick-slot {
    width: 37px;
    height: 42px;
    border: 1px solid #365c76;
    background: #081b29;
    border-radius: 0;
    clip-path: polygon(0 0, 85% 0, 100% 16%, 100% 100%, 0 100%);
    font-size: 1rem
   }

   .pick-slot.filled {
    background: #143c55;
    color: #9dddff;
    border: 1px solid #55b1ef
   }

   .game-options {
    min-height: 71px
   }

   .style-btn {
    background: #081c28;
    border: 1px solid #507b92;
    border-radius: 0;
    padding: 9px 13px;
    font-size: .69rem
   }

   .style-btn[aria-pressed=true] {
    background: #4EACF8;
    color: #041a2b;
    border-color: #9fdefe
   }

   .mini-label {
    letter-spacing: .13em;
    font: 700 .59rem ui-monospace, monospace
   }

   .game-actions {
    gap: 8px;
    margin: 11px 0
   }

   .game-actions .btn {
    min-height: 44px;
    font-size: .65rem;
    padding: 9px 7px
   }

   .btn-action {
    border-radius: 0;
    background: #4EACF8;
    color: #031a29;
    min-height: 67px;
    padding: 16px 19px;
    font: 900 .95rem Impact, "Arial Narrow", sans-serif;
    font-style: italic;
    letter-spacing: .075em;
    border-left: 5px solid #c4ecff;
    box-shadow: 0 5px 0 #14567c;
    transition: filter .15s, transform .15s
   }

   .btn-action:disabled {
    filter: saturate(.4);
    opacity: .62
   }

   .btn-action:hover:not(:disabled) {
    transform: translateY(-2px);
    filter: brightness(1.15)
   }

   .btn-action .arrow {
    font-size: 1.8rem
   }

   .action-help {
    color: #7da0b3;
    font-size: .68rem
   }

   .draw-meta .eyebrow {
    font-size: .61rem
   }

   .draw-sequence {
    color: #b4d5e7;
    font-size: .63rem;
    letter-spacing: .12em
   }

   .draw-meta .panel-step {
    background: #12354a;
    color: #92d7ff
   }

   .visual-box {
    aspect-ratio: auto;
    height: clamp(290px, 29vw, 430px);
    min-height: 285px;
    margin-top: 18px;
    border-radius: 0;
    border: 1px solid #53768a;
    box-shadow: inset 0 0 65px #061622;
    background: radial-gradient(circle at 50% 48%, #2b689a90, #12384e 30%, #0b2534 47%, #07131c 67%, #030a12 85%);
    overflow: hidden
   }

   .visual-box:before {
    width: min(65%, 290px);
    aspect-ratio: 1;
    border: 3px solid #64b8e052;
    box-shadow: 0 0 0 12px #4EACF80b, 0 0 0 37px #4EACF81b, 0 0 0 61px #4EACF808, 0 0 45px #4EACF826, inset 0 0 55px #4EACF821;
    background: conic-gradient(from 100deg, #5babf400 0 27%, #77d4ffb3 28%, #77d4ff00 28.3% 59%, #8cd7ffaf 59.4%, transparent 60% 100%);
    animation: orbit-turn 20s linear infinite
   }

   .visual-box:after {
    width: min(32%, 146px);
    border: 1px dashed #80d6ff8f;
    box-shadow: 0 0 45px #77c9f526
   }

   .visual-grid {
    background: repeating-linear-gradient(0deg, transparent 0 29px, #83bded0b 30px), repeating-linear-gradient(90deg, transparent 0 29px, #83bded0b 30px);
    opacity: 1
   }

   .viz-id,
   .viz-coords {
    font-size: .58rem;
    color: #b1d7eb;
    letter-spacing: .16em
   }

   .viz-id {
    top: 16px;
    left: 17px
   }

   .viz-coords {
    right: 15px;
    bottom: 15px
   }

   .draw-balls {
    gap: clamp(4px, .8vw, 12px);
    width: 100%;
    padding: 10px;
    justify-content: center;
    filter: drop-shadow(0 15px 13px #030a11b3)
   }

   .draw-ball {
    width: clamp(42px, 4.1vw, 64px);
    height: clamp(42px, 4.1vw, 64px);
    font-size: clamp(.99rem, 1.5vw, 1.35rem);
    background: radial-gradient(circle at 31% 22%, #6bb5e0, #245a7b 37%, #0d2c40 78%);
    border: 2px solid #7eb8d7;
    color: #e8f9ff;
    box-shadow: inset 3px 3px 8px #daf4ff3b, inset -4px -8px 12px #030c17c2, 0 11px 11px #0008;
    transition: filter .2s, transform .2s
   }

   .draw-ball:nth-child(even) {
    transform: translateY(11px)
   }

   .draw-ball:nth-child(odd) {
    transform: translateY(-6px)
   }

   .draw-ball.revealed {
    animation: reveal-arcade .42s cubic-bezier(.15, .85, .3, 1.4) both
   }

   .draw-ball.hit {
    background: radial-gradient(circle at 25% 19%, #fff, #b1e8ff 35%, #4EACF8 74%);
    color: #062438;
    border-color: #ddf8ff;
    box-shadow: 0 0 27px #65c7ff93, 0 0 8px #c4f0ff80, inset -4px -7px 10px #2183bd
   }

   .result-box {
    background: #0d293b;
    border: 0;
    border-left: 4px solid #4EACF8;
    border-radius: 0;
    margin-top: 13px;
    min-height: 106px;
    padding: 17px 20px
   }

   .result-icon {
    background: #4EACF8;
    border: 0;
    clip-path: polygon(0 0, 80% 0, 100% 20%, 100% 100%, 0 100%);
    border-radius: 0;
    width: 35px;
    height: 35px;
    color: #042638
   }

   .result-title {
    font-family: Impact, "Arial Narrow", sans-serif;
    text-transform: uppercase;
    font-size: 1.35rem;
    letter-spacing: .045em
   }

   .result-copy {
    font-size: .76rem;
    color: #b4cede;
    line-height: 1.65
   }

   .hint-box {
    font-size: .71rem;
    color: #9cbacd;
    border-color: #5791ac;
    margin-top: 15px
   }

   .cipher-ledger {
    border-radius: 0;
    border-color: #325c74
   }

   .cipher-ledger h4 {
    background: #113145
   }

   .cipher-row {
    border-color: #2e5366
   }

   .below-arena {
    gap: 0;
    margin-top: 17px;
    border-block: 1px solid #34566c
   }

   .stat-card {
    padding: 22px 24px;
    background: transparent;
    border: 0;
    border-right: 1px solid #34566c;
    border-radius: 0;
    min-height: 120px
   }

   .stat-card:last-child {
    border-right: 0
   }

   .stat-card-label {
    font-family: ui-monospace, monospace;
    color: #86adbd;
    font-size: .63rem
   }

   .stat-card-value {
    font: italic 900 2.4rem/.96 Impact, "Arial Narrow", sans-serif;
    letter-spacing: .02em;
    margin: 12px 0 8px
   }

   .stat-card-info {
    font-size: .72rem;
    color: #95b0bf
   }

   .bar {
    background: #113143;
    border-radius: 0;
    max-width: 230px
   }

   .bar>span {
    border-radius: 0
   }

   /* missions: printed flight log rather than standard analytics cards */
   .progress-section {
    background: #040b10;
    padding: 64px 0 85px
   }

   .progress-layout {
    gap: 22px;
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr)
   }

   .section-card {
    border-radius: 0;
    border: 1px solid #2d5065;
    background: linear-gradient(170deg, #122b3c, #07151f 70%);
    box-shadow: 8px 8px 0 #0a2230
   }

   .section-card-header {
    border-bottom: 1px solid #385b6d;
    padding: 26px 28px
   }

   .section-card-header h3 {
    font: italic 900 2.25rem/.98 Impact, "Arial Narrow", sans-serif;
    text-transform: uppercase;
    margin: 8px 0 0;
    letter-spacing: .02em
   }

   .small-tag {
    font: 800 .58rem ui-monospace, monospace;
    color: #84ceff
   }

   .task {
    border-color: #365567;
    padding: 17px 24px
   }

   .task b {
    font-size: .84rem;
    text-transform: uppercase;
    letter-spacing: .025em
   }

   .task p {
    color: #91aebf;
    font-size: .72rem
   }

   .task-progress {
    font: 800 .71rem ui-monospace, monospace;
    color: #a2d6f4
   }

   .claim-btn {
    border-radius: 0 !important
   }

   .badges {
    gap: 8px
   }

   .badge {
    border-radius: 0 !important;
    background: #0e2431 !important;
    border-color: #31566a !important
   }

   .badge.earned {
    background: #123c50 !important;
    border-color: #4EACF8 !important
   }

   .history-list li {
    border-color: #2c4c5c
   }

   /* Mode selector = three editorial posters with art-directed shapes */
   .mode-section {
    padding: 70px 0 92px;
    background: linear-gradient(180deg, #06131e, #0b2635 100%);
    border-top: 1px solid #204255
   }

   .mode-showcase {
    gap: 13px
   }

   .mode-card {
    min-height: 340px;
    border-radius: 0;
    background: linear-gradient(150deg, #13364a, #08151f 72%);
    border: 1px solid #457087;
    padding: 28px;
    clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
    transition: transform .22s, filter .22s;
    isolation: isolate
   }

   .mode-card:hover {
    transform: translateY(-7px);
    filter: brightness(1.12)
   }

   .mode-card:nth-child(2) {
    background: linear-gradient(150deg, #1b3443, #061018 75%)
   }

   .mode-card:nth-child(3) {
    background: linear-gradient(150deg, #1a4460, #091824 75%)
   }

   .mode-card:before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: repeating-radial-gradient(circle at 85% 32%, transparent 0 30px, #87d0fc19 31px, #87d0fc19 32px, transparent 34px 65px);
    mask-image: linear-gradient(to left, #000, transparent 75%)
   }

   .mode-card:after {
    font: italic 900 11rem/.83 Impact, "Arial Narrow", sans-serif;
    right: 5px;
    top: 65px;
    color: #72c4f51f;
    transform: rotate(-10deg);
    z-index: -1
   }

   .mode-card-id {
    font-size: .63rem;
    border-bottom: 1px solid #79b8d16e;
    width: 100%;
    padding-bottom: 17px
   }

   .mode-card h3 {
    font: italic 900 clamp(2.55rem, 3.5vw, 4.1rem)/.92 Impact, "Arial Narrow", sans-serif;
    letter-spacing: 0;
    text-transform: uppercase;
    margin: 72px 0 16px;
    max-width: 260px
   }

   .mode-card p {
    font-size: .76rem;
    line-height: 1.65;
    color: #c2d2de;
    margin-bottom: 25px
   }

   .mode-card a {
    text-decoration: none;
    border: 1px solid #6daed3;
    background: #0b2230;
    padding: 13px 14px;
    font-size: .65rem;
    letter-spacing: .07em;
    transition: background .2s, color .2s
   }

   .mode-card a:hover {
    background: #4EACF8;
    color: #061826
   }

   /* Editorial field guide in deliberate light-on-dark contrast */
   .about-section {
    padding: 90px 0;
    background: #e8f1f5;
    color: #101f29;
    position: relative;
    overflow: hidden
   }

   .about-section:before {
    content: 'FIELD GUIDE';
    position: absolute;
    right: -15px;
    top: 1px;
    font: italic 900 18vw/1 Impact, "Arial Narrow", sans-serif;
    color: #0d34430c;
    pointer-events: none;
    white-space: nowrap
   }

   .about-grid {
    position: relative;
    grid-template-columns: minmax(240px, .53fr) minmax(0, 1fr);
    gap: clamp(35px, 6vw, 100px)
   }

   .about-side {
    align-self: start;
    position: sticky;
    top: 104px
   }

   .about-side .eyebrow {
    color: #146b9d
   }

   .about-side h2 {
    font: italic 900 clamp(4.4rem, 9vw, 9.4rem)/.83 Impact, "Arial Narrow", sans-serif;
    letter-spacing: -.01em;
    text-transform: uppercase;
    color: #102d3b;
    margin: 18px 0 34px;
    transform: skewX(-3deg)
   }

   .about-side p {
    color: #385463;
    line-height: 1.75;
    font-size: .87rem;
    max-width: 350px
   }

   .about-side .micro {
    color: #206086
   }

   .article {
    background: #f9fcfd;
    color: #1b2c36;
    border-radius: 0;
    border: 1px solid #adcbd9;
    box-shadow: 12px 12px 0 #c3dbe6;
    padding: clamp(24px, 4vw, 62px);
    max-width: 850px
   }

   .article h3 {
    font: italic 900 clamp(1.6rem, 2.8vw, 2.45rem)/1.07 Impact, "Arial Narrow", sans-serif;
    text-transform: uppercase;
    letter-spacing: .005em;
    color: #123446;
    margin: 33px 0 15px
   }

   .article h3:first-child {
    margin-top: 0
   }

   .article p,
   .article li {
    font-size: .91rem;
    color: #415665;
    line-height: 1.9
   }

   .article strong {
    color: #0b2f4b
   }

   .article a {
    color: #096baf;
    text-decoration: underline
   }

   /* FAQ minimal terminal log */
   .faq-section {
    background: #030a0f;
    padding: 90px 0 105px
   }

   .faq-grid {
    gap: clamp(40px, 6vw, 90px)
   }

   .faq-grid h2 {
    font: italic 900 clamp(3.7rem, 6.2vw, 6.5rem)/.94 Impact, "Arial Narrow", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0
   }

   .faq-list {
    border-top: 2px solid #4EACF8
   }

   details {
    border-bottom: 1px solid #365a6c;
    background: transparent;
    border-radius: 0 !important
   }

   summary {
    font-weight: 800;
    color: #e2eff8;
    font-size: .95rem;
    padding: 20px 13px !important
   }

   summary:after {
    color: #4EACF8
   }

   details p {
    color: #9bb7c6;
    font-size: .82rem;
    line-height: 1.75;
    padding: 0 13px 20px !important
   }

   .footer {
    background: #061725;
    border-top: 2px solid #2d6489
   }

   .footer-copy,
   .footer-links {
    color: #9fbbc9
   }

   .toast {
    border-radius: 0;
    background: #4EACF8;
    color: #041a2b;
    border: 1px solid #bbe9ff;
    box-shadow: 7px 7px 0 #123c53
   }

   /* Each mode has its own physical game instrument, not just a different label. */
   .arena-shell[data-active-mode="cipher"] .visual-box {
    background: radial-gradient(circle at 50% 50%, #133e54, #081c2c 48%, #030b13 83%)
   }

   .arena-shell[data-active-mode="cipher"] .visual-box:before {
    width: min(65%, 260px);
    border-radius: 22px;
    border: 2px solid #6bc8f6;
    transform: rotate(45deg);
    box-shadow: inset 0 0 0 20px #4EACF80d, 0 0 0 20px #4EACF80b, 0 0 0 48px #4EACF807, 0 0 45px #4EACF844;
    animation: vault-breathe 6s ease-in-out infinite;
    background: repeating-linear-gradient(90deg, transparent 0 20px, #4EACF80f 22px)
   }

   .arena-shell[data-active-mode="cipher"] .visual-box:after {
    width: min(48%, 200px);
    border: 1px solid #79bddc66;
    border-radius: 8px;
    transform: rotate(45deg)
   }

   .arena-shell[data-active-mode="cipher"] .draw-ball {
    border-radius: 5px;
    transform: none;
    box-shadow: 0 8px 0 #061727, 0 12px 18px #0008, inset 0 2px 7px #fff1;
    background: linear-gradient(145deg, #356b85, #0b3045);
    border-color: #8dd9fa
   }

   .arena-shell[data-active-mode="cipher"] .draw-ball:nth-child(even) {
    transform: none
   }

   .arena-shell[data-active-mode="cipher"] .draw-ball.hit {
    background: #8ad7ff;
    color: #04243a
   }

   .arena-shell[data-active-mode="daily"] .visual-box {
    background: radial-gradient(ellipse at 53% 67%, #32668b, #0f3045 33%, #061824 65%, #02080e 85%)
   }

   .arena-shell[data-active-mode="daily"] .visual-box:before {
    width: min(59%, 245px);
    border: 1px solid #97ddffb8;
    box-shadow: 0 0 0 18px #4EACF80d, 0 0 0 41px #4EACF810, 0 0 0 72px #4EACF807, 0 0 60px #4EACF84b, inset 0 0 50px #9bdfff30;
    background: conic-gradient(from 20deg, #85d4ff 0 12%, transparent 12% 65%, #85d4ff9e 65% 67%, transparent 67%);
    animation: orbit-turn 35s linear infinite
   }

   .arena-shell[data-active-mode="daily"] .draw-ball {
    background: radial-gradient(circle at 30% 21%, #e2f8ff, #62b2dc 42%, #123955 90%);
    color: #07263c;
    border-color: #c3ecff
   }

   .arena-shell[data-active-mode="daily"] .draw-ball.hit {
    background: radial-gradient(circle at 25% 20%, #fff, #a4e2ff 40%, #3593d0)
   }

   @keyframes vault-breathe {

    0%,
    100% {
     transform: rotate(45deg) scale(.96);
     opacity: .65
    }

    50% {
     transform: rotate(45deg) scale(1.025);
     opacity: 1
    }
   }

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

    .arena-shell[data-active-mode="cipher"] .visual-box:before,
    .arena-shell[data-active-mode="daily"] .visual-box:before {
     animation: none !important
    }
   }

   /* animated signal elements are aesthetic only, not input indicators */
   @keyframes orbit-turn {
    to {
     transform: rotate(360deg)
    }
   }

   @keyframes particle-float {

    0%,
    100% {
     translate: 0 0
    }

    50% {
     translate: 0 -14px
    }
   }

   @keyframes reveal-arcade {
    0% {
     transform: translateY(-45px) scale(.52);
     opacity: 0;
     filter: brightness(2.8)
    }

    65% {
     transform: translateY(10px) scale(1.12);
     opacity: 1
    }

    100% {
     transform: translateY(0) scale(1);
     opacity: 1
    }
   }

   @keyframes signal-pulse {

    0%,
    100% {
     box-shadow: 0 0 0 0 #4EACF850
    }

    45% {
     box-shadow: 0 0 0 14px #4EACF800
    }
   }

   .arena-shell.signal-active .visual-box {
    border-color: #8bd1fa;
    box-shadow: inset 0 0 65px #18547c, 0 0 28px #4EACF83b
   }

   .arena-shell.signal-active .visual-box:before {
    animation-duration: 1.8s
   }

   .arena-shell.signal-active .draw-ball {
    animation: signal-pulse 1s infinite
   }

   .artboard:has(.banner-img.ready) .orbit-satellite,
   .artboard:has(.banner-img.ready) .hero-art-signal {
    display: none
   }

   @media(min-width:1400px) {
    .hero h1 {
     font-size: 12rem
    }
   }

   @media(max-width:1250px) {
    .container {
     width: min(100% - 64px, 1180px)
    }

    .hero h1 {
     font-size: clamp(5rem, 12vw, 10rem)
    }

    .arena-shell {
     grid-template-columns: 175px minmax(0, 1fr)
    }

    .mode-tab {
     padding: 22px 13px 20px 16px
    }

    .mode-name {
     font-size: 1.52rem
    }

    .arena-body {
     grid-template-columns: minmax(0, 1fr) minmax(0, 1fr)
    }

    .control-panel,
    .display-panel {
     padding: 23px 18px
    }

    .number-grid {
     gap: 5px
    }

    .number-btn {
     min-height: 45px
    }

    .pick-slot {
     width: 30px;
     height: 38px
    }

    .draw-ball {
     width: clamp(36px, 4.1vw, 53px);
     height: clamp(36px, 4.1vw, 53px)
    }
   }

   @media(max-width:980px) {
    .container {
     width: calc(100% - 48px)
    }

    .nav {
     display: none
    }

    .hero {
     padding: 55px 0 48px;
     min-height: 0
    }

    .hero-grid {
     grid-template-columns: 1fr;
     gap: 28px
    }

    .hero h1 {
     font-size: clamp(5.5rem, 18vw, 11rem)
    }

    .hero-tagline {
     font-size: clamp(2.5rem, 6vw, 5rem)
    }

    .hero-description {
     max-width: 680px
    }

    .artboard {
     width: min(100%, 550px);
     justify-self: center
    }

    .arena-shell {
     grid-template-columns: 1fr;
     grid-template-rows: auto auto 1fr
    }

    .arena-top {
     grid-column: 1;
     grid-row: 1
    }

    .mode-tabs {
     grid-column: 1;
     grid-row: 2;
     flex-direction: row;
     padding: 0;
     border-right: 0;
     border-bottom: 1px solid #426075;
     gap: 0
    }

    .mode-tab {
     flex: 1;
     min-height: 109px;
     padding: 15px 11px;
     border-left: 0 !important;
     border-bottom: 3px solid transparent !important
    }

    .mode-tab[aria-selected=true] {
     border-left: 0 !important;
     border-bottom: 3px solid #4EACF8 !important
    }

    .mode-tab:before {
     display: none
    }

    .mode-name {
     max-width: none;
     font-size: 1.35rem
    }

    .mode-number {
     margin-bottom: 8px
    }

    .mode-desc {
     margin-top: 5px
    }

    .arena-body {
     grid-column: 1;
     grid-row: 3;
     grid-template-columns: 1fr 1fr
    }

    .control-panel,
    .display-panel {
     padding: 28px 23px
    }

    .number-btn {
     min-height: 47px
    }

    .hero-art-signal {
     right: -1%
    }

    .artboard {
     max-width: 520px
    }

    .progress-layout {
     grid-template-columns: 1fr 1fr
    }

    .about-grid {
     grid-template-columns: minmax(200px, .5fr) minmax(0, 1fr);
     gap: 30px
    }

    .about-side h2 {
     font-size: clamp(4.3rem, 9vw, 7rem)
    }
   }

   @media(max-width:700px) {
    .container {
     width: calc(100% - 32px)
    }

    .topbar {
     height: 66px
    }

    .hero {
     padding: 42px 0 40px
    }

    .hero-issue {
     margin-bottom: 20px
    }

    .hero h1 {
     font-size: clamp(4.6rem, 18.5vw, 9rem);
     margin-bottom: 21px
    }

    .hero-tagline {
     font-size: clamp(2.6rem, 8.6vw, 4.2rem)
    }

    .hero-description {
     font-size: .83rem;
     line-height: 1.75;
     margin-bottom: 23px
    }

    .hero-ctas .btn {
     min-height: 48px
    }

    .hero-facts {
     margin-top: 29px
    }

    .hero-fact strong {
     font-size: 1.7rem
    }

    .artboard {
     width: min(100%, 490px)
    }

    .hero-art-signal {
     right: 0
    }

    .arcade-strip .container {
     min-height: 47px;
     gap: 8px
    }

    .arcade-strip strong {
     font-size: 1.05rem
    }

    .arcade-strip small {
     font-size: .5rem
    }

    .section-head {
     display: block;
     margin-bottom: 25px
    }

    .section-head h2 {
     font-size: clamp(3rem, 10vw, 5rem)
    }

    .section-head p {
     margin-top: 12px;
     max-width: 480px
    }

    .arena-section {
     padding: 65px 0 65px
    }

    .arena-shell {
     box-shadow: 5px 7px 0 #0008, 0 0 0 3px #0d2636
    }

    .arena-top {
     padding: 15px 16px
    }

    .save-note {
     display: none
    }

    .arena-name {
     font-size: .69rem
    }

    .mode-tabs {
     overflow: hidden
    }

    .mode-tab {
     min-height: 96px;
     padding: 13px 8px
    }

    .mode-number {
     font-size: .54rem;
     letter-spacing: .055em
    }

    .mode-name {
     font-size: clamp(.92rem, 3.5vw, 1.4rem)
    }

    .mode-desc {
     font-size: .58rem
    }

    .arena-body {
     grid-template-columns: 1fr;
     min-height: 0
    }

    .control-panel {
     padding: 25px 22px 30px;
     border-right: 0;
     border-bottom: 1px solid #426075
    }

    .display-panel {
     padding: 28px 22px
    }

    .number-btn {
     min-height: 49px
    }

    .visual-box {
     height: 300px;
     min-height: 0
    }

    .draw-ball {
     width: clamp(46px, 10vw, 61px);
     height: clamp(46px, 10vw, 61px)
    }

    .below-arena {
     grid-template-columns: repeat(3, minmax(0, 1fr))
    }

    .stat-card {
     padding: 15px 10px
    }

    .stat-card-value {
     font-size: 1.7rem
    }

    .stat-card-info {
     font-size: .58rem
    }

    .stat-card-label {
     font-size: .54rem
    }

    .progress-layout {
     grid-template-columns: 1fr
    }

    .mode-showcase {
     grid-template-columns: 1fr
    }

    .mode-card {
     min-height: 270px
    }

    .mode-card h3 {
     font-size: 3.6rem;
     margin-top: 45px
    }

    .mode-card:after {
     font-size: 12rem
    }

    .about-section {
     padding: 67px 0
    }

    .about-grid {
     grid-template-columns: 1fr
    }

    .about-side {
     position: static
    }

    .about-side h2 {
     font-size: clamp(5rem, 19vw, 8rem);
     margin-bottom: 22px
    }

    .article {
     padding: 28px;
     box-shadow: 6px 6px 0 #c3dbe6
    }

    .faq-section {
     padding: 65px 0
    }

    .faq-grid {
     grid-template-columns: 1fr
    }

    .faq-grid h2 {
     font-size: 4.5rem
    }
   }

   @media(max-width:390px) {
    .container {
     width: calc(100% - 24px)
    }

    .hero h1 {
     font-size: 18.1vw
    }

    .hero-issue .eyebrow {
     font-size: .56rem
    }

    .hero-tagline {
     font-size: 2.55rem
    }

    .hero-fact {
     margin-right: 9px;
     padding-right: 9px
    }

    .hero-fact span {
     font-size: .52rem
    }

    .hero-art-signal {
     font-size: .52rem;
     padding: 8px
    }

    .artboard {
     max-width: 350px
    }

    .orbit-satellite {
     scale: .8
    }

    .arcade-strip strong {
     font-size: .82rem
    }

    .arcade-strip strong b {
     margin: 0 4px
    }

    .arcade-strip small {
     display: none
    }

    .mode-tab {
     min-height: 90px
    }

    .mode-number {
     font-size: .49rem
    }

    .mode-name {
     font-size: .94rem
    }

    .mode-desc {
     font-size: .54rem
    }

    .control-panel,
    .display-panel {
     padding: 23px 15px
    }

    .number-grid {
     gap: 5px
    }

    .number-btn {
     min-height: 46px
    }

    .pick-slot {
     width: 30px;
     height: 37px
    }

    .game-actions .btn {
     font-size: .6rem
    }

    .style-btn {
     padding: 7px 9px;
     font-size: .59rem
    }

    .visual-box {
     height: 270px
    }

    .draw-ball {
     width: clamp(38px, 10.5vw, 47px);
     height: clamp(38px, 10.5vw, 47px);
     font-size: .95rem
    }

    .stat-card-value {
     font-size: 1.4rem
    }

    .stat-card-info {
     font-size: .54rem
    }

    .section-head h2 {
     font-size: 3rem
    }

    .faq-grid h2 {
     font-size: 3.5rem
    }

    .mode-card h3 {
     font-size: 3rem
    }
   }

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

    .orbital-graphic,
    .orbital-graphic:before,
    .orbit-satellite,
    .visual-box:before,
    .draw-ball.revealed,
    .arena-shell.signal-active .draw-ball {
     animation: none !important
    }

    .mode-card:hover,
    .btn:hover:not(:disabled) {
     transform: none !important
    }
   }