:root {
    --app-bg: #071425;
    --app-text: #f4f7ff;
    --app-text-muted: rgba(234, 241, 255, 0.72);
    --app-primary: #3978d7;
    --app-primary-strong: #235ab0;
}

html, body {
    min-height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background:
        radial-gradient(circle at top, rgba(61, 116, 204, 0.2), transparent 38%),
        linear-gradient(180deg, #0a1729 0%, #071425 100%);
    color: var(--app-text);
}

body {
    margin: 0;
}

a, .btn-link {
    color: #8ec0ff;
}

a:hover {
    color: #c4ddff;
}

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--app-primary), var(--app-primary-strong));
    border-color: rgba(111, 163, 242, 0.26);
}

.btn-secondary {
    color: #f6f9ff;
    background: rgba(118, 146, 179, 0.16);
    border-color: rgba(154, 188, 231, 0.18);
}

.btn-warning {
    color: #18283a;
    background: linear-gradient(135deg, #f5d76a, #efb457);
    border-color: rgba(255, 231, 153, 0.22);
}

.btn-danger {
    color: #fff6f6;
    background: linear-gradient(135deg, #bb4747, #8d2626);
    border-color: rgba(255, 160, 160, 0.22);
}

.btn-outline-light {
    border-color: rgba(236, 243, 255, 0.34);
    color: #f1f6ff;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-select:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.12rem rgba(255, 255, 255, 0.3), 0 0 0 0.28rem rgba(72, 140, 231, 0.28);
}

h1:focus {
    outline: none;
}

h1, h2, h3 {
    color: #f7fbff;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #ff7d7d;
}

.page-panel {
    width: min(78rem, 100%);
    margin: 0 auto;
    padding: 2rem 1.25rem 3rem;
}

.page-panel-narrow {
    width: min(64rem, 100%);
}

.panel-heading {
    margin-bottom: 1.5rem;
}

.eyebrow {
    margin: 0 0 0.4rem;
    color: #f5d76a;
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.16em;
}

.lede {
    max-width: 50rem;
    color: var(--app-text-muted);
    font-size: 1.02rem;
}

.form-control,
.form-select {
    background-color: rgba(9, 24, 43, 0.94);
    color: #f7fbff;
    border-color: rgba(145, 190, 255, 0.18);
}

.form-control::placeholder {
    color: rgba(220, 232, 255, 0.42);
}

.app-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1050;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(4, 10, 19, 0.7);
    backdrop-filter: blur(8px);
}

.app-modal-card {
    width: min(42rem, 100%);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    padding: 1.35rem;
    border-radius: 1.2rem;
    background: rgba(7, 20, 37, 0.95);
    border: 1px solid rgba(154, 198, 255, 0.16);
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.34);
}

.app-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.app-modal-header h2 {
    margin: 0.25rem 0 0;
}

.app-modal-body {
    display: grid;
    gap: 1rem;
}

.app-modal-copy {
    margin: 0;
    color: rgba(232, 240, 255, 0.82);
}

.app-modal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

#blazor-error-ui {
    background: #f8edd0;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: #1a1a1a;
}

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