:root {
    --surface: #ffffff;
    --surface-border: #e5e7eb;
    --muted: #6b7280;
}

html, body {
    height: 100%;
    margin: 0;
    background: #0b1f3b;
}

a {
    color: #1f6feb;
}

.app-bar {
    border-bottom: 1px solid #1a2f55;
}

.app-bar .mud-typography,
.app-bar .mud-button-label {
    color: #ffffff;
}

.app-main {
    padding: 3rem 2.5rem 4rem;
    min-height: 100vh;
    transition: background 0.35s ease;
}

.theme-gradient {
    background:
        radial-gradient(circle at 12% 0%, rgba(91, 33, 182, 0.22), rgba(91, 33, 182, 0.0) 55%),
        radial-gradient(circle at 88% 8%, rgba(11, 31, 59, 0.18), rgba(11, 31, 59, 0.0) 50%),
        linear-gradient(180deg, rgba(245, 247, 252, 1) 0%, rgba(237, 241, 250, 1) 100%);
}

.theme-neutral {
    background: #2b4f87;
}

.page-gradient {
    margin: calc(-1 * var(--app-pad-top)) calc(-1 * var(--app-pad-x)) calc(-1 * var(--app-pad-bottom));
    padding: var(--app-pad-top) var(--app-pad-x) var(--app-pad-bottom);
    min-height: 100vh;
}

.page-gradient--midnight {
    background: #0b1f3b;
}

.hero {
    padding: 3rem;
    background: linear-gradient(135deg, #ffffff 0%, #eef2ff 100%);
    border: 1px solid var(--surface-border);
    border-radius: 20px;
    min-height: 55vh;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
}

.landing-card.mud-paper {
    border-radius: 10px !important;
    overflow: hidden;
}

.card-surface {
    padding: 2.25rem;
    background: var(--surface);
    border: 1px solid var(--surface-border);
    border-radius: 18px;
    min-height: 18rem;
}

.tracking-shell {
    padding: 0;
    overflow: hidden;
}

.tracking-brand {
    margin-bottom: 0.75rem;
    padding-left: 0.25rem;
}

.tracking-stack {
    gap: 0 !important;
}

.tracking-panel {
    padding: 2.25rem;
}

.tracking-panel--form {
    border-bottom: 1px solid var(--surface-border);
}

.tracking-panel--results {
    padding-top: 2rem;
}

.tracking-results-inner {
    margin: 0;
}

.home-cta {
    align-self: flex-start;
}

.nav-inline {
    display: flex;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: 0.5rem;
}

.selected-row td {
    background: rgba(31, 111, 235, 0.08);
}

.selected-row td:first-child {
    border-left: 3px solid #1f6feb;
}

.signature-image {
    max-width: 120px;
    max-height: 48px;
    object-fit: contain;
    display: block;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    transform-origin: center center;
}

.signature-zoom {
    display: inline-block;
    padding: 2px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.02);
}

.signature-zoom:hover .signature-image {
    transform: scale(3.0);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.22);
}

.signature-zoom:hover {
    cursor: zoom-in;
    z-index: 2;
}

.carrier-logo {
    width: 40px;
    height: 24px;
    object-fit: contain;
    display: block;
}

.align-end {
    display: flex;
    align-items: flex-end;
}
.search-button-wrap {
    display: flex;
    align-items: flex-end;
}

.search-button-wrap--compact {
    align-items: flex-start;
}

.search-button--compact {
    width: 12rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.my-4 {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.mt-6 {
    margin-top: 2rem;
}

@media (max-width: 900px) {
    .app-main {
        padding: 2rem 1.5rem 3rem;
    }

    .hero {
        padding: 2rem;
        min-height: 45vh;
    }
}

#blazor-error-ui {
    color-scheme: light only;
    background: #fff7ed;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}