/* Maintenance page shell */
:root {
    --maintenance-page-bg: #f3f5f9;
    --maintenance-page-bg-alt: #e9eef6;
    --maintenance-surface: rgba(255, 255, 255, 0.92);
    --maintenance-surface-alt: rgba(248, 250, 252, 0.96);
    --maintenance-border: rgba(148, 163, 184, 0.24);
    --maintenance-text: #1f2937;
    --maintenance-muted: #5b6778;
    --maintenance-accent: #2563eb;
    --maintenance-accent-strong: #1d4ed8;
    --maintenance-shadow: 0 30px 80px rgba(15, 23, 42, 0.12);
    --maintenance-footer-bg: rgba(241, 245, 249, 0.96);
    --maintenance-control-bg: rgba(255, 255, 255, 0.88);
    --maintenance-control-border: rgba(148, 163, 184, 0.3);
    --maintenance-control-text: var(--maintenance-muted);
}

body.maintenance-page {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--maintenance-text);
    color-scheme: light;
    background:
        radial-gradient(circle at top, rgba(37, 99, 235, 0.12), transparent 28%),
        radial-gradient(circle at bottom right, rgba(14, 165, 233, 0.1), transparent 24%),
        linear-gradient(160deg, var(--maintenance-page-bg) 0%, var(--maintenance-page-bg-alt) 100%);
}

.maintenance-shell {
    width: min(720px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 2rem 0 2.5rem;
}

.maintenance-hero,
.maintenance-panel,
.maintenance-footer {
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--maintenance-shadow);
}

.maintenance-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    padding: 2.5rem 1.75rem 2rem;
    border: 1px solid var(--maintenance-border);
    border-radius: 28px 28px 0 0;
    background: var(--maintenance-surface);
}

.maintenance-hero-tools {
    display: flex;
    width: 100%;
    justify-content: flex-end;
}

.maintenance-theme-switcher {
    display: inline-flex;
    padding: 0.25rem;
    border: 1px solid var(--maintenance-control-border);
    border-radius: 999px;
    background: var(--maintenance-control-bg);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

.maintenance-theme-button {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 2.35rem;
    padding: 0.48rem 0.82rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--maintenance-control-text);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition:
        transform 160ms ease,
        background-color 160ms ease,
        color 160ms ease,
        box-shadow 160ms ease;
}

.maintenance-theme-button i {
    font-size: 0.95em;
}

.maintenance-theme-button:hover,
.maintenance-theme-button:focus-visible {
    transform: translateY(-1px);
    color: var(--maintenance-text);
}

.maintenance-theme-button[aria-pressed="true"] {
    background: linear-gradient(135deg, var(--maintenance-accent), var(--maintenance-accent-strong));
    color: #ffffff;
    box-shadow: 0 10px 22px rgba(37, 99, 235, 0.24);
}

.maintenance-theme-button[aria-pressed="true"]:hover,
.maintenance-theme-button[aria-pressed="true"]:focus-visible {
    color: #ffffff;
}

.maintenance-logo-wrap {
    display: block;
}

.maintenance-logo {
    display: block;
    max-height: 4rem;
    width: auto;
    max-width: min(100%, 18rem);
    object-fit: contain;
    transition: filter 160ms ease;
}

.maintenance-icon {
    display: grid;
    place-items: center;
    width: 5.25rem;
    height: 5.25rem;
    border-radius: 999px;
    color: white;
    font-size: 2rem;
    background: linear-gradient(135deg, var(--maintenance-accent), var(--maintenance-accent-strong));
    box-shadow: 0 18px 40px rgba(37, 99, 235, 0.28);
}

.maintenance-title {
    margin: 0;
    font-size: clamp(1.9rem, 4vw, 2.4rem);
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.maintenance-message {
    max-width: 36rem;
    color: var(--maintenance-muted);
    font-size: 1.08rem;
    line-height: 1.7;
}

.maintenance-message p {
    margin: 0;
}

.maintenance-gears {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    color: rgba(100, 116, 139, 0.42);
    margin-top: 0.25rem;
}

.maintenance-gear {
    display: inline-flex;
    line-height: 1;
}

.maintenance-gear--large {
    font-size: 1.85rem;
}

.maintenance-gear--medium {
    font-size: 1.45rem;
    color: rgba(100, 116, 139, 0.58);
}

.maintenance-panel {
    border-left: 1px solid var(--maintenance-border);
    border-right: 1px solid var(--maintenance-border);
    border-top: 1px solid rgba(148, 163, 184, 0.18);
    background: var(--maintenance-surface-alt);
    padding: 1.5rem;
}

.maintenance-panel--contact {
    border-top: 1px solid var(--maintenance-border);
}

.maintenance-panel--social {
    background: var(--maintenance-surface-alt);
}

.maintenance-panel-title {
    margin: 0 0 1rem;
    text-align: center;
    font-size: 1.05rem;
    line-height: 1.3;
    font-weight: 700;
    color: var(--maintenance-text);
}

.maintenance-panel-title i {
    color: var(--maintenance-accent);
}

.maintenance-panel-title-icon {
    margin-right: 0.5rem;
}

.maintenance-contact-list,
.maintenance-social-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.contact-button,
.social-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    min-height: 2.75rem;
    text-decoration: none;
    transition:
        transform 160ms ease,
        box-shadow 160ms ease,
        border-color 160ms ease,
        background-color 160ms ease,
        color 160ms ease;
}

.contact-button {
    padding: 0.7rem 1rem;
    border: 1px solid var(--maintenance-control-border);
    border-radius: 999px;
    background: var(--maintenance-control-bg);
    color: var(--maintenance-text);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
    font-size: 0.98rem;
    font-weight: 600;
}

.contact-button:hover,
.contact-button:focus-visible {
    transform: translateY(-1px);
    border-color: rgba(37, 99, 235, 0.28);
    box-shadow: 0 14px 28px rgba(37, 99, 235, 0.12);
}

.social-button {
    width: 2.95rem;
    height: 2.95rem;
    border-radius: 999px;
    border: 1px solid var(--maintenance-control-border);
    background: var(--maintenance-control-bg);
    color: var(--maintenance-text);
    font-size: 1.05rem;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.social-button:hover,
.social-button:focus-visible {
    transform: translateY(-1px) scale(1.02);
    border-color: rgba(37, 99, 235, 0.32);
    color: var(--maintenance-accent-strong);
    box-shadow: 0 14px 28px rgba(37, 99, 235, 0.12);
}

.maintenance-footer {
    padding: 1rem 1.5rem 1.15rem;
    text-align: center;
    border: 1px solid var(--maintenance-border);
    border-top: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 0 0 28px 28px;
    background: var(--maintenance-footer-bg);
    color: var(--maintenance-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.maintenance-footer p {
    margin: 0;
}

.fade-in {
    animation: maintenance-fade-in 520ms ease-out both;
}

.pulse {
    animation: maintenance-pulse 2.2s ease-in-out infinite;
}

.spin-slow {
    animation: maintenance-spin 10s linear infinite;
}

.spin-slow-reverse {
    animation: maintenance-spin-reverse 12s linear infinite;
}

@keyframes maintenance-fade-in {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes maintenance-pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 18px 40px rgba(37, 99, 235, 0.28);
    }
    50% {
        transform: scale(1.04);
        box-shadow: 0 22px 48px rgba(37, 99, 235, 0.34);
    }
}

@keyframes maintenance-spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes maintenance-spin-reverse {
    from {
        transform: rotate(360deg);
    }
    to {
        transform: rotate(0deg);
    }
}

@media (max-width: 640px) {
    .maintenance-shell {
        width: min(100% - 1rem, 720px);
        padding: 0.5rem 0 1.25rem;
    }

    .maintenance-hero {
        padding: 2rem 1.1rem 1.6rem;
        border-radius: 24px 24px 0 0;
    }

    .maintenance-hero-tools {
        justify-content: center;
    }

    .maintenance-panel {
        padding: 1.15rem;
    }

    .maintenance-footer {
        padding: 0.9rem 1rem 1rem;
        border-radius: 0 0 24px 24px;
    }

    .contact-button {
        width: 100%;
    }
}

@media (prefers-color-scheme: dark) {
    body.maintenance-page {
        color-scheme: dark;
    }

    :root {
        --maintenance-page-bg: #08111f;
        --maintenance-page-bg-alt: #101a2f;
        --maintenance-surface: rgba(10, 16, 29, 0.9);
        --maintenance-surface-alt: rgba(12, 19, 35, 0.92);
        --maintenance-border: rgba(148, 163, 184, 0.18);
        --maintenance-text: #e5edf8;
        --maintenance-muted: #a4b0c3;
        --maintenance-shadow: 0 30px 80px rgba(0, 0, 0, 0.36);
        --maintenance-footer-bg: rgba(10, 16, 29, 0.95);
        --maintenance-control-bg: rgba(15, 23, 42, 0.9);
        --maintenance-control-border: rgba(148, 163, 184, 0.2);
        --maintenance-control-text: #c7d2e5;
    }

    body.maintenance-page:not(.maintenance-page--has-dark-logo) .maintenance-logo {
        filter: brightness(0) invert(1);
    }
}

html[data-maintenance-theme="light"] {
    --maintenance-page-bg: #f3f5f9;
    --maintenance-page-bg-alt: #e9eef6;
    --maintenance-surface: rgba(255, 255, 255, 0.92);
    --maintenance-surface-alt: rgba(248, 250, 252, 0.96);
    --maintenance-border: rgba(148, 163, 184, 0.24);
    --maintenance-text: #1f2937;
    --maintenance-muted: #5b6778;
    --maintenance-accent: #2563eb;
    --maintenance-accent-strong: #1d4ed8;
    --maintenance-shadow: 0 30px 80px rgba(15, 23, 42, 0.12);
    --maintenance-footer-bg: rgba(241, 245, 249, 0.96);
    --maintenance-control-bg: rgba(255, 255, 255, 0.88);
    --maintenance-control-border: rgba(148, 163, 184, 0.3);
    --maintenance-control-text: var(--maintenance-muted);
    color-scheme: light;
}

html[data-maintenance-theme="dark"] {
    --maintenance-page-bg: #08111f;
    --maintenance-page-bg-alt: #101a2f;
    --maintenance-surface: rgba(10, 16, 29, 0.9);
    --maintenance-surface-alt: rgba(12, 19, 35, 0.92);
    --maintenance-border: rgba(148, 163, 184, 0.18);
    --maintenance-text: #e5edf8;
    --maintenance-muted: #a4b0c3;
    --maintenance-accent: #3b82f6;
    --maintenance-accent-strong: #2563eb;
    --maintenance-shadow: 0 30px 80px rgba(0, 0, 0, 0.36);
    --maintenance-footer-bg: rgba(10, 16, 29, 0.95);
    --maintenance-control-bg: rgba(15, 23, 42, 0.9);
    --maintenance-control-border: rgba(148, 163, 184, 0.2);
    --maintenance-control-text: #c7d2e5;
    color-scheme: dark;
}

html[data-maintenance-theme="light"] body.maintenance-page:not(.maintenance-page--has-dark-logo) .maintenance-logo {
    filter: none;
}

html[data-maintenance-theme="dark"] body.maintenance-page:not(.maintenance-page--has-dark-logo) .maintenance-logo {
    filter: brightness(0) invert(1);
}