/* ============================================================
   ASYNC LOADING - Welcome-style frosted card (--font-sans / Roboto)
   Matches login-glass welcome public cards (airline / about shells).
   ============================================================ */

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

@keyframes va-async-loading-fade-in {
    from {
        opacity: 0;
        transform: scale(0.96);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.va-async-loading-root {
    position: relative;
    min-height: 22rem;
}

.va-async-loading-inner[hidden] {
    display: none !important;
}

/* Backdrop — same family as welcome contact modal */
.va-async-loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    box-sizing: border-box;
    background: var(--surface-overlay, rgba(0, 8, 24, 0.72));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.va-async-loading-overlay[hidden] {
    display: none !important;
}

[data-theme="light"] .va-async-loading-overlay {
    background: var(--surface-overlay, rgba(200, 215, 235, 0.82));
}

/*
 * Frosted card: same recipe as `.features-section.welcome-public-inner--our-airlines
 * .feature-card.welcome-featured-airline-card` in login-glassmorphism.css
 */
.va-async-loading-card {
    font-family: var(--font-sans);
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
    text-align: center;
    max-width: min(26rem, 92vw);
    width: 100%;
    padding: clamp(2rem, 4vw, 2.65rem) clamp(1.75rem, 3vw, 2.5rem);
    border-radius: 26px;
    background:
        linear-gradient(135deg, rgba(15, 35, 80, 0.48), rgba(5, 15, 40, 0.3)),
        radial-gradient(circle at 50% 0%, rgba(120, 170, 255, 0.24), transparent 50%);
    backdrop-filter: blur(28px) saturate(170%);
    -webkit-backdrop-filter: blur(28px) saturate(170%);
    border: 1px solid rgba(130, 180, 255, 0.24);
    box-shadow:
        0 30px 90px rgba(0, 10, 35, 0.55),
        0 0 0 1px rgba(120, 170, 255, 0.12) inset;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: va-async-loading-fade-in 0.38s ease-out;
}

.va-async-loading-card::before {
    content: '';
    position: absolute;
    inset: 1px;
    z-index: 0;
    border-radius: 25px;
    background:
        linear-gradient(115deg, rgba(255, 255, 255, 0.14), transparent 28%),
        linear-gradient(300deg, rgba(96, 165, 250, 0.16), transparent 36%);
    pointer-events: none;
}

.va-async-loading-card > * {
    position: relative;
    z-index: 1;
}

/* Member light theme: airy frosted panel */
[data-theme="light"] .va-async-loading-card {
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(240, 246, 255, 0.75)),
        radial-gradient(circle at 50% 0%, rgba(120, 170, 255, 0.18), transparent 55%);
    border: 1px solid rgba(130, 170, 220, 0.35);
    box-shadow:
        0 20px 60px rgba(15, 23, 42, 0.12),
        0 0 0 1px rgba(255, 255, 255, 0.65) inset;
}

[data-theme="light"] .va-async-loading-card::before {
    background:
        linear-gradient(115deg, rgba(255, 255, 255, 0.55), transparent 32%),
        linear-gradient(300deg, rgba(96, 165, 250, 0.12), transparent 40%);
}

.va-async-loading-spinner-wrap {
    margin: 0 auto 1.35rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.va-async-loading-spinner {
    animation: va-async-loading-spin 1.05s linear infinite;
    display: block;
}

/* Welcome intro paragraph tone: `.welcome-public-intro p` */
.va-async-loading-text {
    margin: 0;
    max-width: 22rem;
    font-family: inherit;
    font-size: 1.08rem;
    line-height: 1.75;
    font-weight: 400;
    font-style: normal;
    color: rgba(220, 235, 255, 0.9);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.28);
}

[data-theme="light"] .va-async-loading-text {
    color: var(--text-secondary, #475569);
    text-shadow: none;
}

/* Error */
.va-async-loading-overlay.va-async-loading--error .va-async-loading-spinner-wrap {
    display: none;
}

.va-async-loading-icon-error {
    display: none;
    margin: 0 auto 1.15rem;
    width: 2.5rem;
    height: 2.5rem;
    color: rgba(255, 120, 120, 0.95);
    flex-shrink: 0;
    filter: drop-shadow(0 2px 8px rgba(180, 40, 40, 0.35));
}

.va-async-loading-overlay.va-async-loading--error .va-async-loading-icon-error {
    display: block;
}

.va-async-loading-overlay.va-async-loading--error .va-async-loading-text {
    color: rgba(255, 230, 230, 0.95);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

[data-theme="light"] .va-async-loading-overlay.va-async-loading--error .va-async-loading-text {
    color: var(--text-primary, #334155);
}