:root {
    --kairos-loader-green: #174d3a;
    --kairos-loader-green-bright: #3d8b68;
    --kairos-loader-text: #1b2921;
    --kairos-loader-muted: #7e8c82;
    --kairos-loader-surface: #ffffff;
    --kairos-loader-track: #e7eee9;
    --kairos-loader-canvas: #f4f7f4;
}

.boot-screen {
    min-height: 100vh;
    min-height: 100svh;
    width: 100%;
    display: grid;
    place-items: center;
    position: relative;
    overflow: hidden;
    padding: 24px;
    color: var(--kairos-loader-text);
    background:
        radial-gradient(ellipse at 50% 39%, #e5f0e9 0, transparent 37%),
        linear-gradient(145deg, #f7f9f6 0%, var(--kairos-loader-canvas) 58%, #eef3ef 100%);
    font-family: 'DM Sans', sans-serif;
}

.boot-screen::before,
.boot-screen::after {
    content: '';
    position: absolute;
    width: min(66vw, 540px);
    aspect-ratio: 1;
    border: 1px solid #174d3a0a;
    border-radius: 50%;
    pointer-events: none;
}

.boot-screen::after {
    width: min(82vw, 700px);
    border-color: #174d3a07;
}

.boot-card {
    width: min(100%, 390px);
    position: relative;
    z-index: 1;
    padding: 31px 30px 27px;
    border: 1px solid #e8eee9;
    border-radius: 20px;
    background: color-mix(in srgb, var(--kairos-loader-surface) 91%, transparent);
    box-shadow: 0 24px 70px #173f2b0d, 0 3px 12px #173f2b06;
    text-align: center;
    animation: boot-card-in 420ms cubic-bezier(.2, .75, .25, 1) both;
}

.boot-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    margin-bottom: 29px;
}

.boot-mark {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    color: #fff;
    background: var(--kairos-loader-green);
    box-shadow: 0 6px 16px #174d3a27;
    font: 800 23px/1 Manrope, sans-serif;
}

.boot-wordmark {
    color: var(--kairos-loader-text);
    font: 800 20px/1 Manrope, sans-serif;
    letter-spacing: -.8px;
}

.boot-wordmark span {
    margin-left: 2px;
    color: #849087;
    font-weight: 500;
}

.boot-orbit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    height: 38px;
    margin: 0 auto 12px;
}

.boot-orbit span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--kairos-loader-green-bright);
    animation: boot-pulse 1.05s ease-in-out infinite;
}

.boot-orbit span:nth-child(2) { animation-delay: 140ms; }
.boot-orbit span:nth-child(3) { animation-delay: 280ms; }

.boot-card h1 {
    margin: 0;
    color: var(--kairos-loader-text);
    font: 750 19px/1.35 Manrope, sans-serif;
    letter-spacing: -.45px;
}

.boot-card p {
    margin: 7px 0 23px;
    color: var(--kairos-loader-muted);
    font-size: 12px;
    line-height: 1.55;
}

.boot-progress-track {
    height: 5px;
    overflow: hidden;
    border-radius: 99px;
    background: var(--kairos-loader-track);
}

.boot-progress-value {
    display: block;
    width: var(--blazor-load-percentage, 0%);
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--kairos-loader-green), #5da47e);
    box-shadow: 0 0 12px #3d8b6840;
    transition: width 220ms ease-out;
}

.boot-progress-caption {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 9px;
    color: #8c9890;
    font-size: 10px;
}

.boot-percentage:empty::before {
    content: var(--blazor-load-percentage-text, '');
    color: #53725f;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.boot-footer {
    position: absolute;
    z-index: 1;
    bottom: max(22px, env(safe-area-inset-bottom));
    display: flex;
    align-items: center;
    gap: 7px;
    color: #8b978e;
    font-size: 10px;
    letter-spacing: .15px;
}

.boot-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #53a777;
    box-shadow: 0 0 0 3px #53a77718;
}

@keyframes boot-pulse {
    0%, 60%, 100% { opacity: .34; transform: scale(.78); }
    30% { opacity: 1; transform: scale(1); }
}

@keyframes boot-card-in {
    from { opacity: 0; transform: translateY(7px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 480px) {
    .boot-screen { padding: 18px; }
    .boot-card { padding: 27px 22px 24px; border-radius: 17px; }
    .boot-brand { margin-bottom: 23px; }
    .boot-card h1 { font-size: 18px; }
    .boot-card p { font-size: 11px; }
}

@media (prefers-color-scheme: dark) {
    :root {
        --kairos-loader-green: #2d7353;
        --kairos-loader-green-bright: #65bd8c;
        --kairos-loader-text: #e8eee9;
        --kairos-loader-muted: #a2afa6;
        --kairos-loader-surface: #202a24;
        --kairos-loader-track: #344139;
        --kairos-loader-canvas: #151c18;
    }
    .boot-screen {
        background:
            radial-gradient(ellipse at 50% 39%, #244b382e 0, transparent 39%),
            linear-gradient(145deg, #19211c, var(--kairos-loader-canvas) 58%, #1c2620 100%);
    }
    .boot-screen::before { border-color: #d4e8d90d; }
    .boot-screen::after { border-color: #d4e8d908; }
    .boot-card { border-color: #354239; box-shadow: 0 24px 70px #00000024, 0 3px 12px #00000016; }
    .boot-wordmark span { color: #9ba99f; }
    .boot-progress-caption { color: #9ba99f; }
    .boot-percentage:empty::before { color: #9bc7aa; }
    .boot-footer { color: #9ba99f; }
}

@media (prefers-reduced-motion: reduce) {
    .boot-card { animation: none; }
    .boot-orbit span { animation: none; opacity: .75; }
    .boot-progress-value { transition: none; }
}