html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    min-height: 100svh;
}

#app {
    min-height: 100svh;
}

.app-loading-shell {
    min-height: 100svh;
    display: grid;
    place-items: center;
    gap: 1rem;
    padding: 2rem;
    background:
        radial-gradient(circle at 18% 18%, rgba(54, 112, 120, 0.16), transparent 26%),
        radial-gradient(circle at 82% 16%, rgba(196, 168, 130, 0.12), transparent 24%),
        linear-gradient(180deg, rgba(10, 13, 20, 0.96), rgba(8, 11, 18, 0.98));
    color: var(--text-2);
    font-family: var(--font-sans);
    text-align: center;
}

.app-loading-shell p {
    margin: 0;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
}

.app-loading-mark {
    width: 56px;
    height: 56px;
    border-radius: 999px;
    background: radial-gradient(circle at 35% 35%, #f5e6d0, #c4a882 65%, #8a6c4a 100%);
    box-shadow:
        0 0 0 10px rgba(196, 168, 130, 0.08),
        0 0 32px rgba(196, 168, 130, 0.28);
}

.app-shell-overlay,
#components-reconnect-modal.components-reconnect-show,
#components-reconnect-modal.components-reconnect-failed,
#components-reconnect-modal.components-reconnect-rejected {
    position: fixed;
    inset: 0;
    z-index: 1400;
    display: grid;
    place-items: center;
    padding: clamp(1rem, 3vw, 2rem);
    background:
        radial-gradient(circle at top, rgba(48, 91, 103, 0.18), transparent 34%),
        rgba(4, 6, 12, 0.66);
    backdrop-filter: blur(14px);
}

#blazor-error-ui {
    display: none;
}

.app-shell-overlay[hidden],
#components-reconnect-modal.components-reconnect-hide {
    display: none;
}

.app-shell-card,
#components-reconnect-modal {
    width: min(540px, calc(100vw - 2rem));
    border: 1px solid rgba(103, 221, 218, 0.16);
    border-radius: 28px;
    padding: clamp(1.25rem, 3vw, 2rem);
    background:
        linear-gradient(180deg, rgba(12, 18, 30, 0.96), rgba(7, 12, 22, 0.98)),
        rgba(9, 13, 22, 0.92);
    box-shadow:
        0 40px 80px rgba(0, 0, 0, 0.42),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
    color: var(--text-1);
    font-family: var(--font-sans);
}

.app-shell-card-error {
    border-color: rgba(255, 144, 144, 0.24);
}

.app-shell-card-status[data-state='online'],
.app-shell-overlay-status[data-state='online'] .app-shell-card {
    border-color: rgba(103, 221, 173, 0.22);
}

.app-shell-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.9rem;
    color: var(--accent-2);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.app-shell-card h2,
#components-reconnect-modal h5 {
    margin: 0;
    color: var(--text-1);
    font-size: clamp(1.55rem, 3vw, 2.05rem);
    line-height: 1.08;
    font-weight: 700;
}

.app-shell-card p,
#components-reconnect-modal p {
    margin: 0.85rem 0 0;
    color: var(--text-3);
    font-size: 0.98rem;
    line-height: 1.6;
}

.app-shell-detail {
    margin-top: 1rem;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(103, 221, 218, 0.12);
    border-radius: 18px;
    background: rgba(14, 19, 31, 0.92);
    color: var(--text-4);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
}

.app-shell-actions,
#components-reconnect-modal .components-reconnect-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.35rem;
}

.app-shell-btn,
#components-reconnect-modal button,
#components-reconnect-modal a {
    appearance: none;
    border: 1px solid rgba(196, 168, 130, 0.22);
    border-radius: 16px;
    background: rgba(18, 23, 36, 0.92);
    color: var(--text-1);
    font: inherit;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    padding: 0.9rem 1.2rem;
    transition:
        transform 160ms ease,
        border-color 160ms ease,
        background 160ms ease,
        box-shadow 160ms ease;
}

.app-shell-btn:hover,
.app-shell-btn:focus-visible,
#components-reconnect-modal button:hover,
#components-reconnect-modal button:focus-visible,
#components-reconnect-modal a:hover,
#components-reconnect-modal a:focus-visible {
    transform: translateY(-1px);
    border-color: rgba(103, 221, 218, 0.36);
    background: rgba(24, 31, 47, 0.96);
    box-shadow: 0 16px 28px rgba(0, 0, 0, 0.22);
    outline: none;
}

.app-shell-btn-primary {
    border-color: rgba(196, 168, 130, 0.34);
    background: linear-gradient(180deg, rgba(196, 168, 130, 0.18), rgba(196, 168, 130, 0.1));
}

.diag-banner {
    position: fixed;
    top: 84px;
    right: 20px;
    z-index: 1250;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    width: min(460px, calc(100vw - 40px));
    padding: 1rem 1.1rem;
    border: 1px solid rgba(255, 176, 112, 0.22);
    border-radius: 22px;
    background:
        radial-gradient(circle at top right, rgba(196, 168, 130, 0.12), transparent 38%),
        rgba(10, 15, 24, 0.96);
    box-shadow: 0 22px 44px rgba(0, 0, 0, 0.32);
    font-family: var(--font-sans);
}

.diag-banner-copy {
    display: grid;
    gap: 0.35rem;
    min-width: 0;
}

.diag-banner-title {
    color: var(--accent-2);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.diag-banner-message {
    margin: 0;
    color: var(--text-1);
    font-size: 0.97rem;
    font-weight: 600;
    line-height: 1.4;
}

.diag-banner-detail {
    color: var(--text-4);
    font-size: 0.84rem;
    line-height: 1.5;
    word-break: break-word;
}

.diag-banner-dismiss {
    flex: 0 0 auto;
    appearance: none;
    border: 1px solid rgba(196, 168, 130, 0.2);
    border-radius: 14px;
    background: rgba(18, 23, 36, 0.9);
    color: var(--text-1);
    cursor: pointer;
    font: inherit;
    font-weight: 600;
    padding: 0.78rem 1rem;
}

.diag-fatal-shell {
    position: fixed;
    inset: 0;
    z-index: 1300;
    display: grid;
    place-items: center;
    padding: clamp(1rem, 3vw, 2rem);
    background:
        radial-gradient(circle at 20% 0%, rgba(255, 141, 141, 0.12), transparent 28%),
        radial-gradient(circle at 82% 14%, rgba(196, 168, 130, 0.14), transparent 26%),
        rgba(4, 6, 12, 0.7);
    backdrop-filter: blur(16px);
}

.diag-fatal-card {
    width: min(580px, calc(100vw - 2rem));
    border: 1px solid rgba(255, 144, 144, 0.22);
    border-radius: 28px;
    padding: clamp(1.35rem, 3vw, 2rem);
    background:
        linear-gradient(180deg, rgba(13, 17, 28, 0.98), rgba(8, 12, 22, 0.99)),
        rgba(10, 13, 22, 0.96);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.44);
    font-family: var(--font-sans);
}

.diag-fatal-eyebrow {
    display: inline-flex;
    margin-bottom: 0.9rem;
    color: #ff9a8f;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.diag-fatal-card h1 {
    margin: 0;
    color: var(--text-1);
    font-size: clamp(1.7rem, 3vw, 2.15rem);
    line-height: 1.1;
}

.diag-fatal-card p {
    margin: 0.9rem 0 0;
    color: var(--text-3);
    font-size: 1rem;
    line-height: 1.6;
}

.diag-fatal-detail {
    margin-top: 1rem;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(103, 221, 218, 0.12);
    border-radius: 18px;
    background: rgba(14, 19, 31, 0.92);
    color: var(--text-4);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-word;
}

.diag-fatal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.2rem;
}

.diag-fatal-btn {
    appearance: none;
    border: 1px solid rgba(196, 168, 130, 0.22);
    border-radius: 16px;
    background: rgba(18, 23, 36, 0.92);
    color: var(--text-1);
    cursor: pointer;
    font: inherit;
    font-weight: 600;
    padding: 0.9rem 1.2rem;
}

.diag-fatal-btn-primary {
    border-color: rgba(196, 168, 130, 0.34);
    background: linear-gradient(180deg, rgba(196, 168, 130, 0.18), rgba(196, 168, 130, 0.1));
}

@media (max-width: 720px) {
    .diag-banner {
        top: auto;
        right: 12px;
        bottom: 12px;
        left: 12px;
        width: auto;
        flex-direction: column;
    }

    .diag-banner-dismiss,
    .diag-fatal-btn,
    .app-shell-btn {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .app-shell-actions,
    .diag-fatal-actions {
        flex-direction: column;
    }
}