:root {
    --color-background: #0d1117;
    --color-surface: #161b22;
    --color-surface-light: #21262d;
    --color-text-primary: #f0f6fc;
    --color-text-secondary: #8b949e;
    --color-border: #30363d;
    --color-accent: #58a6ff;
    --color-accent-hover: #79c0ff;
    --max-width: 1200px;
    --transition: 0.2s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: var(--color-background);
    color: var(--color-text-primary);
    line-height: 1.6;
}

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

button,
input,
textarea {
    font: inherit;
}

img {
    display: block;
    max-width: 100%;
}

.container {
    width: min(90%, var(--max-width));
    margin: 0 auto;
}

section {
    padding: 6rem 0;
}

.section-heading {
    max-width: 750px;
    margin-bottom: 3rem;
}

.section-label {
    margin-bottom: 0.75rem;
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
}

#app {
    min-height: 100vh;
}

.app-loading-screen {
    position: relative;
    isolation: isolate;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 2rem;
    background-color: var(--color-background);
}

.loading-pattern {
    position: absolute;
    z-index: -1;
    top: 50%;
    left: 50%;
    width: min(1000px, 100vw);
    height: min(750px, 85vh);
    background-image: radial-gradient( circle, rgba(88, 166, 255, 0.2) 1px, transparent 1.5px );
    background-size: 26px 26px;
    -webkit-mask-image: radial-gradient( ellipse at center, #000 0%, rgba(0, 0, 0, 0.8) 35%, rgba(0, 0, 0, 0.35) 60%, transparent 82% );
    mask-image: radial-gradient( ellipse at center, #000 0%, rgba(0, 0, 0, 0.8) 35%, rgba(0, 0, 0, 0.35) 60%, transparent 82% );
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.loading-content {
    width: min(100%, 460px);
    text-align: center;
}

.loading-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.loading-brand-name {
    color: var(--color-text-primary);
}

.loading-brand-symbol {
    color: var(--color-accent);
}

.loading-role {
    margin-bottom: 1rem;
    color: var(--color-accent);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.loading-title {
    color: var(--color-text-primary);
    font-size: clamp(2rem, 7vw, 3rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.04em;
}

.loading-description {
    margin-top: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.loading-status {
    margin-top: 2.25rem;
}

.loading-progress {
    width: 100%;
    height: 3px;
    overflow: hidden;
    background-color: var(--color-surface-light);
    border-radius: 100px;
}

.loading-progress-bar {
    width: var(--blazor-load-percentage, 0%);
    height: 100%;
    background-color: var(--color-accent);
    border-radius: inherit;
    box-shadow: 0 0 12px rgba(88, 166, 255, 0.45);
    transition: width 0.12s ease-out;
}

.loading-progress-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.7rem;
    font-weight: 500;
}

.loading-progress-text::after {
    content: var(--blazor-load-percentage-text, "Loading");
    color: var(--color-accent);
}

.loading-brand {
    animation: loading-brand-glow 2.6s ease-in-out infinite;
}

@keyframes loading-brand-glow {

    0%, 100% {
        opacity: 0.85;
        transform: translateY(0);
    }

    50% {
        opacity: 1;
        transform: translateY(-2px);
    }
}

#blazor-error-ui {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    overflow: auto;
    background-color: var(--color-background);
    color: var(--color-text-primary);
}

.error-screen {
    position: relative;
    isolation: isolate;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 2rem;
}

.error-pattern {
    position: absolute;
    z-index: -1;
    top: 50%;
    left: 50%;
    width: min(900px, 100vw);
    height: min(650px, 80vh);
    background-image: radial-gradient( circle, rgba(88, 166, 255, 0.16) 1px, transparent 1.5px );
    background-size: 26px 26px;
    -webkit-mask-image: radial-gradient( ellipse at center, #000 0%, rgba(0, 0, 0, 0.75) 32%, rgba(0, 0, 0, 0.3) 58%, transparent 82% );
    mask-image: radial-gradient( ellipse at center, #000 0%, rgba(0, 0, 0, 0.75) 32%, rgba(0, 0, 0, 0.3) 58%, transparent 82% );
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.error-card {
    width: min(100%, 520px);
    padding: 2.5rem;
    background-color: rgba(22, 27, 34, 0.94);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(10px);
    animation: error-card-enter 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.error-brand {
    display: inline-flex;
    align-items: center;
    margin-bottom: 2rem;
    color: var(--color-text-primary);
    font-size: 0.9rem;
    font-weight: 700;
}

.error-brand-symbol {
    color: var(--color-accent);
}

.error-label {
    margin-bottom: 0.75rem;
    color: var(--color-accent);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
}

.error-title {
    color: var(--color-text-primary);
    font-size: clamp(2rem, 7vw, 2.75rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.04em;
}

.error-description {
    max-width: 420px;
    margin-top: 1rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.75;
}

.error-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.error-reload {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 46px;
    padding: 0 1.25rem;
    background-color: var(--color-accent);
    border: 1px solid var(--color-accent);
    border-radius: 6px;
    color: var(--color-background);
    font-size: 0.85rem;
    font-weight: 700;
    transition: background-color var(--transition), border-color var(--transition), transform var(--transition);
}

    .error-reload:hover {
        background-color: var(--color-accent-hover);
        border-color: var(--color-accent-hover);
        transform: translateY(-1px);
    }

.error-dismiss {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 1rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    transition: background-color var(--transition), border-color var(--transition), color var(--transition);
}

    .error-dismiss:hover {
        background-color: var(--color-surface-light);
        border-color: var(--color-accent);
        color: var(--color-text-primary);
    }

.error-footer {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 0.75rem;
}

    .error-footer i {
        color: var(--color-accent);
    }

@keyframes error-card-enter {

    from {
        opacity: 0;
        transform: translateY(12px);
    }

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

html.motion-ready .motion-reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1), transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

    html.motion-ready .motion-reveal.is-visible {
        opacity: 1;
        transform: translateY(0);
    }

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

    html.motion-ready .motion-reveal,
    html.motion-ready .motion-reveal.is-visible {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .loading-brand {
        animation: none;
    }

    .loading-progress-bar {
        transition: none;
    }

    .error-card {
        animation: none;
    }

    .error-reload:hover {
        transform: none;
    }
}

@media (max-width: 768px) {

    .container {
        width: min(92%, var(--max-width));
    }

    section {
        padding: 4.5rem 0;
    }

    .section-heading {
        margin-bottom: 2.25rem;
    }

        .section-heading h2 {
            font-size: clamp(2rem, 9vw, 2.75rem);
        }

    .app-loading-screen,
    .error-screen {
        padding: 1.5rem;
    }

    .loading-content {
        width: min(100%, 380px);
    }

    .loading-pattern,
    .error-pattern {
        width: 140%;
        opacity: 0.7;
    }

    .loading-progress-meta {
        font-size: 0.65rem;
    }

    .error-card {
        padding: 2rem 1.5rem;
    }

    .error-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .error-reload,
    .error-dismiss {
        width: 100%;
    }
}