/* Styles for the neon component kit (Components/UI/Nx*.razor). Builds on the tokens and base
   pieces (nx-btn, nx-card, nx-chip, nx-spinner, nx-pager) in neon.css, which loads first. */

/* ---------- Tones: set --_c, which chips, alerts, and toasts read ---------- */

.nx-tone-accent { --_c: var(--nx-accent); }
.nx-tone-success { --_c: var(--nx-lime); }
.nx-tone-warning { --_c: var(--nx-amber); }
.nx-tone-error { --_c: var(--nx-red); }
.nx-tone-neutral { --_c: var(--nx-text-dim); }

/* ---------- Typography ---------- */

.nx-main h1, .nx-main h2, .nx-main h3, .nx-main h4, .nx-main h5, .nx-main h6 {
    font-family: var(--nx-font-sans);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--nx-text);
}

.nx-main a:not([class]) {
    color: var(--nx-accent);
    text-decoration-color: color-mix(in srgb, var(--nx-accent) 40%, transparent);
    text-underline-offset: 3px;
}

.nx-main a:not([class]):hover {
    text-shadow: 0 0 10px color-mix(in srgb, var(--nx-accent) 50%, transparent);
}

.nx-muted { color: var(--nx-text-dim); }
.nx-faint { color: var(--nx-text-faint); }
.nx-caption { font-size: 0.8rem; color: var(--nx-text-faint); }

.nx-overline {
    font-family: var(--nx-font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--nx-text-faint);
}

.nx-lead { font-size: 1.1rem; line-height: 1.65; color: var(--nx-text-dim); }

/* ---------- Page header ---------- */

.nx-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px 24px;
    padding: 24px 0 28px;
}

.nx-page-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-family: var(--nx-font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--nx-accent);
}

.nx-page-kicker .bi { text-shadow: 0 0 10px var(--nx-accent); }

.nx-main .nx-page-title {
    margin: 0;
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    line-height: 1.05;
    letter-spacing: -0.035em;
}

.nx-page-subtitle {
    max-width: 680px;
    margin: 12px 0 0;
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--nx-text-dim);
}

.nx-page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* ---------- Card pieces ---------- */

.nx-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.nx-card-head .nx-card-title { margin: 0; }

.nx-card-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 18px;
}

/* ---------- Button sizes ---------- */

.nx-btn--lg { min-height: 50px; padding: 0 26px; font-size: 0.95rem; }

.nx-icon-btn--sm { width: 32px; height: 32px; font-size: 0.95rem; }

.nx-icon-btn--tinted { color: var(--_c); }

.nx-icon-btn--tinted:hover {
    color: var(--_c);
    border-color: color-mix(in srgb, var(--_c) 50%, transparent);
    background: color-mix(in srgb, var(--_c) 10%, transparent);
    box-shadow: 0 0 14px color-mix(in srgb, var(--_c) 30%, transparent);
}

.nx-icon-btn[disabled] { opacity: 0.4; pointer-events: none; }

/* ---------- Spinner sizes and loading block ---------- */

.nx-spinner--xs { width: 14px; height: 14px; border-width: 2px; }
.nx-spinner--lg { width: 44px; height: 44px; border-width: 3px; }
span.nx-spinner { display: inline-block; vertical-align: middle; }

.nx-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 48px 16px;
}

.nx-loading-label {
    font-family: var(--nx-font-mono);
    font-size: 0.8rem;
    color: var(--nx-text-faint);
}

/* ---------- Alert ---------- */

.nx-alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--nx-radius-sm);
    border: 1px solid color-mix(in srgb, var(--_c) 40%, transparent);
    background: color-mix(in srgb, var(--_c) 9%, var(--nx-surface));
    color: var(--nx-text);
    box-shadow: inset 3px 0 0 var(--_c);
}

.nx-alert-icon { color: var(--_c); font-size: 1.1rem; line-height: 1.4; }
.nx-alert-body { flex: 1; min-width: 0; line-height: 1.5; }
.nx-alert-title { display: block; margin-bottom: 2px; }
.nx-alert-actions { display: flex; gap: 8px; align-self: center; }

/* ---------- Chips ---------- */

button.nx-chip { line-height: inherit; }
.nx-chip--clickable { cursor: pointer; font-family: var(--nx-font-mono); }
.nx-chip--clickable:hover { box-shadow: 0 0 14px color-mix(in srgb, var(--_c) 35%, transparent); }
.nx-chip--selected { background: var(--_c); color: var(--nx-on-accent) !important; }

.nx-chip-close {
    display: inline-grid;
    place-items: center;
    margin: -2px -4px -2px 0;
    border-radius: 50%;
    cursor: pointer;
}

.nx-chip-close:hover { background: color-mix(in srgb, var(--_c) 25%, transparent); }

/* ---------- Fields ---------- */

.nx-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.nx-field-label {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 0;
    margin: 0;
    font-family: var(--nx-font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--nx-text-dim);
}

.nx-field-control {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 12px;
    border-radius: 10px;
    border: 1px solid var(--nx-border-strong);
    background: color-mix(in srgb, var(--nx-bg) 55%, transparent);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.nx-field-control:focus-within {
    border-color: var(--nx-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--nx-accent) 18%, transparent), var(--nx-glow-soft);
}

.nx-field-control input,
.nx-field-control textarea,
.nx-field-control select {
    flex: 1;
    min-width: 0;
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--nx-text);
    font-family: var(--nx-font-sans);
    font-size: 0.95rem;
}

.nx-field-control input::placeholder,
.nx-field-control textarea::placeholder { color: var(--nx-text-faint); }

.nx-field--multiline .nx-field-control { align-items: flex-start; padding: 10px 12px; }
.nx-field-control textarea { resize: vertical; line-height: 1.55; min-height: 2.5em; }

.nx-field-control--select select {
    appearance: none;
    height: 42px;
    padding-right: 24px;
    cursor: pointer;
}

.nx-field-control--select option { background: var(--nx-surface-solid); color: var(--nx-text); }

.nx-field-chevron {
    position: absolute;
    right: 12px;
    pointer-events: none;
    font-size: 0.8rem;
    color: var(--nx-text-faint);
}

.nx-field-icon { color: var(--nx-text-faint); }

.nx-field-help {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    font-size: 0.78rem;
    color: var(--nx-text-faint);
}

.nx-field-counter { font-family: var(--nx-font-mono); }

.nx-field--error .nx-field-control { border-color: var(--nx-red); }
.nx-field--error .nx-field-control:focus-within { box-shadow: 0 0 0 3px color-mix(in srgb, var(--nx-red) 18%, transparent); }
.nx-field-help--error { color: var(--nx-red); }

.nx-field--disabled { opacity: 0.5; }
.nx-field--disabled * { cursor: not-allowed; }

/* ---------- Checkbox, radio, switch ---------- */

.nx-radio-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.nx-radio-group > legend { margin-bottom: 4px; }
.nx-radio-group--inline { flex-direction: row; flex-wrap: wrap; gap: 8px 20px; }

.nx-check {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
    color: var(--nx-text);
    line-height: 1.4;
}

.nx-check > input {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    pointer-events: none;
}

.nx-check-box {
    flex: none;
    display: inline-grid;
    place-items: center;
    width: 20px;
    height: 20px;
    border-radius: 6px;
    border: 1.5px solid var(--nx-border-strong);
    background: color-mix(in srgb, var(--nx-bg) 55%, transparent);
    transition: all 0.2s var(--nx-ease);
}

.nx-check-box--radio { border-radius: 50%; }

.nx-check > input:checked + .nx-check-box {
    border-color: var(--nx-accent);
    background: var(--nx-accent);
    box-shadow: 0 0 12px color-mix(in srgb, var(--nx-accent) 50%, transparent);
}

.nx-check > input:checked + .nx-check-box::after {
    content: '\F633'; /* bootstrap-icons check-lg */
    font-family: 'bootstrap-icons';
    font-size: 0.8rem;
    color: var(--nx-on-accent);
}

.nx-check > input:checked + .nx-check-box--radio::after {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--nx-on-accent);
}

.nx-switch-track {
    flex: none;
    position: relative;
    width: 40px;
    height: 22px;
    border-radius: 999px;
    border: 1.5px solid var(--nx-border-strong);
    background: color-mix(in srgb, var(--nx-bg) 55%, transparent);
    transition: all 0.25s var(--nx-ease);
}

.nx-switch-track::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--nx-text-dim);
    transition: all 0.25s var(--nx-ease);
}

.nx-check > input:checked + .nx-switch-track {
    border-color: var(--nx-accent);
    background: color-mix(in srgb, var(--nx-accent) 25%, transparent);
}

.nx-check > input:checked + .nx-switch-track::after {
    left: 20px;
    background: var(--nx-accent);
    box-shadow: 0 0 10px var(--nx-accent);
}

.nx-check > input:focus-visible + .nx-check-box,
.nx-check > input:focus-visible + .nx-switch-track {
    outline: 2px solid var(--nx-accent);
    outline-offset: 2px;
}

.nx-check--disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Slider ---------- */

.nx-slider input[type="range"] {
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 999px;
    background:
        linear-gradient(90deg, var(--nx-cyan), var(--nx-green)) 0 0 / var(--nx-fill, 0%) 100% no-repeat,
        var(--nx-border-strong);
    cursor: pointer;
}

.nx-slider input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--nx-text);
    border: 3px solid var(--nx-accent);
    box-shadow: 0 0 12px var(--nx-accent);
}

.nx-slider input[type="range"]::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--nx-text);
    border: 3px solid var(--nx-accent);
    box-shadow: 0 0 12px var(--nx-accent);
}

.nx-slider-value { color: var(--nx-accent); }

/* ---------- Rating ---------- */

.nx-rating { display: inline-flex; gap: 2px; color: var(--nx-text-faint); font-size: 1.3rem; }
.nx-rating--sm { font-size: 0.95rem; }

.nx-rating-star {
    padding: 2px;
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
    transition: transform 0.15s;
}

.nx-rating-star:hover { transform: scale(1.2); }

.nx-rating .nx-rating-on {
    color: var(--nx-amber);
    text-shadow: 0 0 10px color-mix(in srgb, var(--nx-amber) 60%, transparent);
}

/* ---------- Modal ---------- */

/* The <dialog> is shown with showModal(), so it lives in the top layer; it's a transparent,
   full-viewport click target whose ::backdrop dims the page, with .nx-modal as the visible panel. */
.nx-modal-dialog {
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    margin: 0;
    padding: 16px;
    border: 0;
    background: transparent;
    color: var(--nx-text);
    overflow: hidden;
}

.nx-modal-dialog[open] {
    display: grid;
    place-items: center;
}

.nx-modal-dialog::backdrop {
    background: rgba(2, 4, 10, 0.6);
    backdrop-filter: blur(4px);
    animation: nx-fade 0.2s ease-out;
}

.nx-modal {
    width: min(560px, 100%);
    max-height: calc(100vh - 32px);
    display: flex;
    flex-direction: column;
    border-radius: var(--nx-radius);
    border: 1px solid var(--nx-border-strong);
    background: color-mix(in srgb, var(--nx-surface-solid) 94%, transparent);
    backdrop-filter: blur(18px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5), 0 0 60px color-mix(in srgb, var(--nx-accent) 12%, transparent);
    color: var(--nx-text);
    outline: none;
    animation: nx-pop 0.28s var(--nx-ease);
}

.nx-modal--sm { width: min(420px, 100%); }
.nx-modal--lg { width: min(860px, 100%); }

.nx-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 16px 12px 22px;
    border-bottom: 1px solid var(--nx-border);
}

.nx-modal .nx-modal-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    font-family: var(--nx-font-sans);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--nx-text);
}

.nx-modal-title .bi { color: var(--nx-accent); }

.nx-modal-body { padding: 20px 22px; overflow-y: auto; }

.nx-modal-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
    padding: 14px 22px 18px;
    border-top: 1px solid var(--nx-border);
}

@keyframes nx-fade { from { opacity: 0; } }
@keyframes nx-pop { from { opacity: 0; transform: translateY(14px) scale(0.97); } }

/* ---------- Toasts ---------- */

.nx-toaster {
    position: fixed;
    right: 16px;
    bottom: 16px;
    z-index: 1500;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: min(380px, calc(100vw - 32px));
    pointer-events: none;
}

.nx-toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 8px 10px 16px;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--_c) 45%, transparent);
    background: color-mix(in srgb, var(--nx-surface-solid) 92%, transparent);
    backdrop-filter: blur(14px);
    box-shadow: var(--nx-shadow), 0 0 24px color-mix(in srgb, var(--_c) 20%, transparent);
    color: var(--nx-text);
    pointer-events: auto;
    animation: nx-toast-in 0.35s var(--nx-ease);
}

.nx-toast > .bi { color: var(--_c); font-size: 1.1rem; }
.nx-toast-text { flex: 1; font-size: 0.9rem; line-height: 1.4; }

@keyframes nx-toast-in { from { opacity: 0; transform: translateX(30px); } }

/* ---------- Pager gap ---------- */

.nx-pager-gap { align-self: center; padding: 0 4px; color: var(--nx-text-faint); }

/* ---------- Table ---------- */

.nx-table-wrap { overflow-x: auto; }

.nx-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
    color: var(--nx-text);
}

.nx-table th {
    padding: 10px 12px;
    text-align: left;
    font-family: var(--nx-font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--nx-text-faint);
    border-bottom: 1px solid var(--nx-border-strong);
}

.nx-table td { padding: 10px 12px; border-bottom: 1px solid var(--nx-border); }
.nx-table tbody tr { transition: background 0.15s; }
.nx-table tbody tr:hover { background: color-mix(in srgb, var(--nx-accent) 6%, transparent); }

/* ---------- Details / expansion: <details class="nx-details"> ---------- */

.nx-details {
    border: 1px solid var(--nx-border);
    border-radius: var(--nx-radius-sm);
    background: var(--nx-surface);
}

.nx-details + .nx-details { margin-top: 8px; }

.nx-details > summary {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    list-style: none;
    cursor: pointer;
    font-weight: 600;
}

.nx-details > summary::-webkit-details-marker { display: none; }

.nx-details > summary::after {
    content: '\F282'; /* bootstrap-icons chevron-down */
    font-family: 'bootstrap-icons';
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--nx-text-faint);
    transition: transform 0.2s;
}

.nx-details[open] > summary::after { transform: rotate(180deg); }
.nx-details > :not(summary) { padding: 0 16px 16px; }

/* ---------- Tooltip: <span data-nx-tip="Text"> ---------- */

[data-nx-tip] { position: relative; }

[data-nx-tip]::after {
    content: attr(data-nx-tip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 8px);
    z-index: 20;
    padding: 5px 9px;
    border-radius: 6px;
    background: var(--nx-surface-solid);
    border: 1px solid var(--nx-border-strong);
    color: var(--nx-text);
    font-family: var(--nx-font-mono);
    font-size: 0.72rem;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transform: translate(-50%, 4px);
    transition: opacity 0.15s, transform 0.15s;
}

[data-nx-tip]:hover::after,
[data-nx-tip]:focus-visible::after { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Breadcrumbs: <ol class="nx-breadcrumbs"> ---------- */

.nx-breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
    font-family: var(--nx-font-mono);
    font-size: 0.8rem;
    color: var(--nx-text-faint);
}

.nx-breadcrumbs li + li::before { content: '/'; margin-right: 6px; color: var(--nx-border-strong); }
.nx-breadcrumbs a { color: var(--nx-text-dim); text-decoration: none; }
.nx-breadcrumbs a:hover { color: var(--nx-accent); }

/* ---------- Avatar ---------- */

.nx-avatar {
    display: inline-grid;
    place-items: center;
    flex: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, var(--nx-cyan), var(--nx-green));
    color: var(--nx-on-accent);
    font-weight: 700;
}

.nx-avatar img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Empty state ---------- */

.nx-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 40px 16px;
    text-align: center;
    color: var(--nx-text-dim);
}

.nx-empty > .bi {
    font-size: 2.4rem;
    color: var(--nx-accent);
    text-shadow: 0 0 18px color-mix(in srgb, var(--nx-accent) 50%, transparent);
}

.nx-main .nx-empty h3 { margin: 8px 0 0; font-size: 1.2rem; }
.nx-empty p { margin: 0; max-width: 420px; }

/* ---------- Divider: <hr class="nx-divider"> ---------- */

.nx-divider { height: 1px; margin: 20px 0; border: 0; background: var(--nx-border); opacity: 1; }