:root {
    --brand-primary: #5b3df5;      /* indigo/violet: buttons, active nav, accents */
    --brand-primary-600: #4a31cc;  /* hover */
    --brand-primary-50: #efecff;   /* tints */
    --surface: #ffffff;            /* card backgrounds */
    --surface-muted: #f5f6fa;      /* app background */
    --sidebar-bg: #1a1730;         /* dark sidebar */
    --sidebar-text: #c7c9d9;
    --sidebar-text-active: #ffffff;
    --border: #e6e8ef;
    --text-primary: #1f2330;       /* headings */
    --text-muted: #6b7280;         /* secondary text */
    --status-drafting: #22c55e;
    --status-review: #f59e0b;
    --radius-card: 14px;
    --shadow-card: 0 1px 3px rgba(16,24,40,.08), 0 1px 2px rgba(16,24,40,.06);

    /* ---- Graph surfaces (Feature 17) ---- */
    --radius-graph: 12px;
    --radius-node: 8px;
    --radius-chip: 999px;

    --graph-canvas: #fbfbfe;
    --graph-edge: #c9ccdb;
    --graph-edge-label: #6b7280;
    --graph-edge-label-bg: #ffffff;
    --graph-node-text: #ffffff;
    --graph-node-outline: rgba(31,35,48,.28);
    --graph-node-border: rgba(255,255,255,.55);
    --graph-selected: #5b3df5;

    --node-character: #5b3df5;
    --node-location: #10b981;
    --node-timeline: #d97706;
    --node-chapter: #8b5cf6;
    --node-paragraph: #64748b;
    --node-attribute: #0284c7;
    --node-story: #b45309;
    --node-branch: #4b5060;
}

[data-theme="dark"] {
    --surface: #201d3a;
    --surface-muted: #14122a;
    --border: #322e56;
    --text-primary: #f2f2f7;
    --text-muted: #a5a7bd;
    --shadow-card: 0 1px 3px rgba(0,0,0,.45), 0 1px 2px rgba(0,0,0,.35);

    --graph-canvas: #16142a;
    --graph-edge: #4b4870;
    --graph-edge-label: #b6b8cc;
    --graph-edge-label-bg: #1a1730;
    --graph-node-text: #f8f8fc;
    --graph-node-outline: rgba(0,0,0,.55);
    --graph-node-border: rgba(255,255,255,.18);
    --graph-selected: #a78bfa;

    --node-character: #8b7cf6;
    --node-location: #34d399;
    --node-timeline: #fbbf24;
    --node-chapter: #c4b5fd;
    --node-paragraph: #94a3b8;
    --node-attribute: #38bdf8;
    --node-story: #fbbf24;
    --node-branch: #9ca3af;
}

html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background: var(--surface-muted);
    color: var(--text-primary);
}

a, .btn-link {
    color: #006bb7;
}

/* ---- Shared card / layout utilities ---- */
.card-surface {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    padding: 20px;
}

.section-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.text-muted-token { color: var(--text-muted); }

.btn-brand {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
}
.btn-brand:hover { background: var(--brand-primary-600); border-color: var(--brand-primary-600); color: #fff; }

.status-dot {
    display: inline-block;
    width: 9px; height: 9px;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}
.status-drafting { background: var(--status-drafting); }
.status-review   { background: var(--status-review); }
.status-complete { background: var(--brand-primary); }

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

h1:focus {
    outline: none;
}

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

.invalid {
    outline: 1px solid #e52930;
}

.validation-message {
    color: #e52930;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    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;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Story Graph node detail panel now lives in css/graph.css (Feature 17). */

/* Feature 18: deferred free-credit notice */
.pending-grant-banner {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin: 0 0 1rem 0;
    padding: .75rem 1rem;
    border: 1px solid #c7d2fe;
    border-radius: 10px;
    background: #eef2ff;
    color: #1f2330;
    font-size: .9rem;
}

.pending-grant-banner__text { flex: 1; }

.pending-grant-banner__close {
    border: 0;
    background: transparent;
    color: #4b5563;
    cursor: pointer;
    font-size: .9rem;
    line-height: 1;
}

/* Global navigation loading overlay (see js/page-loading.js) */
.page-loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(15, 23, 42, .45);
    align-items: center;
    justify-content: center;
}

.page-loading-overlay.show {
    display: flex;
}

.page-loading-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px 36px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, .25);
}

.page-loading-spinner {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 4px solid var(--border);
    border-top-color: var(--brand-primary);
    animation: page-loading-spin .8s linear infinite;
}

.page-loading-text {
    font-size: .9rem;
    font-weight: 600;
    color: var(--text-primary);
}

@keyframes page-loading-spin {
    to { transform: rotate(360deg); }
}