:root {
    color-scheme: dark;
    --exa-carbon: #02040a;
    --exa-orbital: #06111f;
    --exa-panel: #0a1526;
    --exa-signal: #42d9ff;
    --exa-electric: #2e75ff;
    --exa-text: #f8fbff;
    --exa-muted: rgba(248, 251, 255, 0.62);
    --exa-line: rgba(130, 210, 255, 0.18);
    --exa-error: #ff6577;
}

html,
body {
    background: var(--exa-carbon);
    color: var(--exa-text);
    font-family: Inter, "SF Pro Display", "Segoe UI", Arial, sans-serif;
}

#canvas {
    background: #000;
}

#loading {
    isolation: isolate;
    padding:
        max(24px, env(safe-area-inset-top))
        max(24px, env(safe-area-inset-right))
        max(24px, env(safe-area-inset-bottom))
        max(24px, env(safe-area-inset-left));
    background:
        radial-gradient(circle at 18% 12%, rgba(46, 117, 255, 0.18), transparent 34rem),
        radial-gradient(circle at 82% 14%, rgba(66, 217, 255, 0.12), transparent 30rem),
        var(--exa-carbon);
    transition:
        opacity 420ms ease,
        visibility 420ms ease;
}

#loading::before,
#loading::after {
    position: absolute;
    inset: 0;
    z-index: -2;
    content: "";
    pointer-events: none;
}

#loading::before {
    background-image:
        linear-gradient(rgba(130, 210, 255, 0.075) 1px, transparent 1px),
        linear-gradient(90deg, rgba(130, 210, 255, 0.075) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(circle at center, black 0%, rgba(0, 0, 0, 0.72) 48%, transparent 82%);
}

#loading::after {
    z-index: -1;
    background:
        linear-gradient(115deg, transparent 20%, rgba(66, 217, 255, 0.035) 48%, transparent 72%),
        radial-gradient(circle at center, transparent 0%, rgba(2, 4, 10, 0.72) 78%);
    animation: exa-background-scan 8s ease-in-out infinite;
}

#loading.hidden {
    visibility: hidden;
}

.exa-loading-orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: -1;
    width: min(76vw, 700px);
    aspect-ratio: 1;
    border: 1px solid rgba(66, 217, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: exa-orbit-pulse 7s ease-in-out infinite;
    pointer-events: none;
}

.exa-loading-orbit::before,
.exa-loading-orbit::after {
    position: absolute;
    border: 1px solid rgba(66, 217, 255, 0.08);
    border-radius: inherit;
    content: "";
}

.exa-loading-orbit::before {
    inset: 14%;
}

.exa-loading-orbit::after {
    inset: 31%;
    border-color: rgba(46, 117, 255, 0.12);
}

.exa-loading-card {
    position: relative;
    width: min(560px, 100%);
    overflow: hidden;
    padding: clamp(28px, 6vw, 48px);
    border: 1px solid var(--exa-line);
    border-radius: 12px;
    background:
        linear-gradient(145deg, rgba(10, 21, 38, 0.82), rgba(2, 4, 10, 0.68)),
        rgba(2, 4, 10, 0.72);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.045),
        0 28px 90px rgba(0, 0, 0, 0.46),
        0 0 70px rgba(66, 217, 255, 0.055);
    backdrop-filter: blur(18px);
}

.exa-loading-card::before {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--exa-signal), transparent);
    content: "";
    opacity: 0.76;
}

.exa-company-logo {
    display: block;
    width: clamp(168px, 38vw, 226px);
    height: auto;
    user-select: none;
}

.exa-product {
    margin-top: clamp(40px, 8vh, 72px);
}

.exa-product-kicker {
    color: var(--exa-signal);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    line-height: 1.4;
    text-transform: uppercase;
}

#loading .exa-product-name {
    margin: 10px 0 0;
    color: var(--exa-text);
    font-size: clamp(3rem, 10vw, 5.2rem);
    font-weight: 600;
    letter-spacing: -0.062em;
    line-height: 0.96;
}

.exa-product-name span {
    color: var(--exa-signal);
}

.exa-product-mode {
    margin-top: 16px;
    color: rgba(248, 251, 255, 0.5);
    font-size: 0.72rem;
    font-weight: 650;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.exa-progress-block {
    margin-top: clamp(42px, 8vh, 68px);
}

.exa-progress-meta {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}

.exa-loading-target {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 9px;
    color: rgba(248, 251, 255, 0.74);
    font-size: 0.72rem;
    font-weight: 650;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.exa-loading-target::before {
    flex: 0 0 auto;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--exa-signal);
    box-shadow: 0 0 14px rgba(66, 217, 255, 0.85);
    content: "";
    animation: exa-status-pulse 1.8s ease-in-out infinite;
}

#project-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#progress-value {
    flex: 0 0 auto;
    color: var(--exa-signal);
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: 0.72rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.06em;
}

#progress-container {
    position: relative;
    width: 100%;
    height: 3px;
    overflow: visible;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.085);
}

#progress-bar {
    position: relative;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--exa-electric), var(--exa-signal));
    box-shadow: 0 0 18px rgba(66, 217, 255, 0.42);
    transition: width 180ms ease;
}

#progress-bar::after {
    position: absolute;
    top: 50%;
    right: -2px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 12px var(--exa-signal);
    content: "";
    transform: translateY(-50%);
}

#status {
    min-height: 1.35em;
    margin-top: 14px;
    overflow: hidden;
    color: var(--exa-muted);
    font-size: 0.78rem;
    line-height: 1.35;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#launch-btn {
    width: 100%;
    margin-top: 20px;
    padding: 13px 18px;
    border: 1px solid rgba(66, 217, 255, 0.52);
    border-radius: 999px;
    color: var(--exa-carbon);
    background: linear-gradient(90deg, var(--exa-electric), var(--exa-signal));
    box-shadow: 0 0 28px rgba(66, 217, 255, 0.2);
    font-size: 0.82rem;
    font-weight: 750;
    letter-spacing: 0.08em;
    cursor: pointer;
    touch-action: manipulation;
}

#launch-btn[hidden] {
    display: none;
}

#launch-btn:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

.exa-loading-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 28px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.075);
    color: rgba(248, 251, 255, 0.3);
    font-size: 0.6rem;
    font-weight: 650;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.exa-loading-footer strong {
    color: rgba(66, 217, 255, 0.58);
    font-weight: inherit;
}

#error {
    width: min(560px, calc(100vw - 32px));
    padding: clamp(26px, 6vw, 42px);
    border: 1px solid rgba(255, 101, 119, 0.34);
    border-radius: 12px;
    color: var(--exa-text);
    background:
        linear-gradient(145deg, rgba(30, 15, 24, 0.96), rgba(6, 8, 14, 0.96)),
        var(--exa-carbon);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.56);
    backdrop-filter: blur(18px);
}

#error::before {
    display: block;
    margin-bottom: 16px;
    color: var(--exa-error);
    font-size: 0.65rem;
    font-weight: 750;
    letter-spacing: 0.24em;
    content: "EXASTUDIO SYSTEM";
}

#error h2 {
    color: var(--exa-text);
    font-size: clamp(1.6rem, 6vw, 2.35rem);
    font-weight: 600;
    letter-spacing: -0.035em;
}

#error-message {
    color: rgba(248, 251, 255, 0.68);
    font-size: 0.86rem;
}

#reload-btn {
    padding: 9px 16px;
    border: 1px solid rgba(66, 217, 255, 0.38);
    border-radius: 999px;
    color: var(--exa-carbon);
    background: var(--exa-signal);
    font-size: 0.78rem;
    font-weight: 750;
    transition:
        background-color 160ms ease,
        box-shadow 160ms ease,
        transform 160ms ease;
}

#reload-btn:hover,
#reload-btn:focus-visible {
    background: #8beaff;
    box-shadow: 0 0 24px rgba(66, 217, 255, 0.24);
    transform: translateY(-1px);
}

#fullscreen-btn {
    top: max(14px, env(safe-area-inset-top));
    right: max(14px, env(safe-area-inset-right));
    padding: 8px 13px;
    border: 1px solid rgba(130, 210, 255, 0.18);
    border-radius: 999px;
    color: rgba(248, 251, 255, 0.74);
    background: rgba(2, 4, 10, 0.62);
    font-size: 0.7rem;
    font-weight: 650;
    letter-spacing: 0.06em;
    backdrop-filter: blur(10px);
    transition:
        border-color 160ms ease,
        color 160ms ease,
        opacity 160ms ease;
}

#fullscreen-btn:hover,
#fullscreen-btn:focus-visible {
    border-color: rgba(66, 217, 255, 0.52);
    color: #fff;
    opacity: 1;
}

@keyframes exa-background-scan {
    0%,
    100% {
        transform: translateX(-2%);
    }

    50% {
        transform: translateX(2%);
    }
}

@keyframes exa-orbit-pulse {
    0%,
    100% {
        opacity: 0.46;
        transform: translate(-50%, -50%) scale(0.96);
    }

    50% {
        opacity: 0.82;
        transform: translate(-50%, -50%) scale(1.04);
    }
}

@keyframes exa-status-pulse {
    0%,
    100% {
        opacity: 0.42;
        transform: scale(0.82);
    }

    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

@media (max-width: 600px) {
    .exa-loading-card {
        padding: 26px;
    }

    .exa-product {
        margin-top: 36px;
    }

    .exa-progress-block {
        margin-top: 42px;
    }

    .exa-loading-footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 7px;
    }
}

@media (orientation: landscape) and (max-height: 620px) {
    #loading {
        padding:
            max(12px, env(safe-area-inset-top))
            max(18px, env(safe-area-inset-right))
            max(12px, env(safe-area-inset-bottom))
            max(18px, env(safe-area-inset-left));
    }

    .exa-loading-card {
        display: grid;
        width: min(920px, 100%);
        max-height: 100%;
        grid-template-areas:
            "logo progress"
            "product progress"
            "footer progress";
        grid-template-columns: minmax(210px, 0.8fr) minmax(300px, 1.2fr);
        grid-template-rows: auto 1fr auto;
        column-gap: clamp(28px, 6vw, 64px);
        padding: clamp(16px, 4vh, 24px) clamp(24px, 5vw, 44px);
    }

    .exa-company-logo {
        grid-area: logo;
        width: clamp(120px, 20vw, 180px);
    }

    .exa-product {
        grid-area: product;
        align-self: center;
        margin-top: clamp(12px, 3vh, 24px);
    }

    #loading .exa-product-name {
        font-size: clamp(2rem, 10vh, 3.4rem);
    }

    .exa-product-mode {
        margin-top: 8px;
    }

    .exa-progress-block {
        grid-area: progress;
        align-self: center;
        margin-top: 0;
    }

    .exa-loading-footer {
        grid-area: footer;
        margin-top: 12px;
        padding-top: 10px;
    }

    #launch-btn {
        margin-top: 14px;
        padding-top: 10px;
        padding-bottom: 10px;
    }
}

@media (prefers-reduced-motion: reduce) {
    #loading::after,
    .exa-loading-orbit,
    .exa-loading-target::before {
        animation: none;
    }

    #loading,
    #progress-bar {
        transition-duration: 1ms;
    }
}