:root {
    /* RollKall brand palette (from rollkall.com): navy #002e6d for the header, brand blue #0047ab
       for buttons/links/progress, with a darker hover. */
    --bg: #f5f8fc;
    --card: #ffffff;
    --ink: #0e1b27;
    --muted: #6b7280;
    --brand: #002e6d;
    --accent: #0047ab;
    --accent-hover: #002e92;
    --border: #dbe2ec;
    --ok: #166534;
    --ok-bg: #dcfce7;
    --fail: #991b1b;
    --fail-bg: #fee2e2;
    --progress: #0047ab;
    --progress-bg: #d5e6ff;
    --error: #b91c1c;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: var(--ink);
    background: var(--bg);
}

.page { min-height: 100vh; }

.topbar {
    background: var(--brand);
    color: #fff;
    padding: 0.9rem 1.5rem;
}

.brand { color: #fff; text-decoration: none; font-weight: 600; font-size: 1.05rem; }
.brand-sub { opacity: 0.7; font-weight: 400; margin-left: 0.35rem; }

.content { max-width: 720px; margin: 0 auto; padding: 2rem 1.5rem; }

h1 { font-size: 1.5rem; margin: 0 0 0.5rem; }
.lede { color: var(--muted); margin: 0 0 1.5rem; }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.field { display: block; margin-bottom: 1.25rem; }
.field-label { display: block; font-weight: 600; margin-bottom: 0.4rem; }
.field-hint { display: block; color: var(--muted); font-size: 0.85rem; margin-top: 0.35rem; }

.text-input, .file-input {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 7px;
    font-size: 0.95rem;
    background: #fff;
}

.primary {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 7px;
    padding: 0.65rem 1.1rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}

.primary:hover:not(:disabled) { background: var(--accent-hover); }
.primary:disabled { opacity: 0.55; cursor: not-allowed; }

.status { color: var(--muted); margin: 1rem 0 0; }
.error { color: var(--error); margin: 1rem 0 0; font-weight: 500; }
.muted { color: var(--muted); }

.run-status { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 1rem; }

.badge {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-progress { color: var(--progress); background: var(--progress-bg); }
.badge-ready { color: var(--ok); background: var(--ok-bg); }
.badge-failed { color: var(--fail); background: var(--fail-bg); }

.meta { display: grid; grid-template-columns: max-content 1fr; gap: 0.35rem 1rem; margin: 0 0 1.25rem; }
.meta dt { color: var(--muted); }
.meta dd { margin: 0; }

.spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--progress-bg);
    border-top-color: var(--progress);
    border-radius: 50%;
    display: inline-block;
    animation: spin 0.8s linear infinite;
}

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

code { background: #eef0f3; padding: 0.1rem 0.35rem; border-radius: 4px; font-size: 0.85em; }

/* Review screen */
.content:has(.review-grid) { max-width: min(1500px, 96vw); }
.review-toolbar { padding: 0.75rem 1rem; margin-bottom: 1rem; }
.field-inline { display: flex; align-items: center; gap: 0.6rem; }
.field-inline .field-label { margin: 0; }
.field-inline .text-input { width: auto; }

.banner-ok { background: var(--ok-bg); color: var(--ok); border: 1px solid #bbf7d0; padding: 0.75rem 1rem; border-radius: 8px; margin-bottom: 1rem; font-weight: 600; }

.review-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; align-items: start; }
@media (max-width: 900px) { .review-grid { grid-template-columns: 1fr; } }

.review-docs { position: sticky; top: 12px; align-self: start; }
.review-docs h2, .config-card h2 { font-size: 1.1rem; margin: 0; }
.doc-frame { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; margin-bottom: 1rem; background: #fff; }
.doc-name { display: flex; align-items: center; justify-content: space-between; padding: 0.4rem 0.7rem; background: #f0f2f5; font-size: 0.85rem; color: var(--muted); }
.doc-open { font-size: 0.8rem; white-space: nowrap; }
.doc-frame iframe { width: 100%; height: 80vh; min-height: 600px; border: 0; display: block; }

.config-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 1rem 1.25rem; margin-bottom: 1.25rem; }
.config-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }

.conflicts { background: #fff7ed; border: 1px solid #fed7aa; border-radius: 8px; padding: 0.6rem 0.9rem; margin-bottom: 0.9rem; font-size: 0.9rem; }
.conflicts ul { margin: 0.35rem 0 0.25rem; padding-left: 1.1rem; }

table.fields { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
table.fields th { text-align: left; color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); padding: 0.3rem 0.4rem; }
table.fields td { padding: 0.4rem 0.4rem; border-bottom: 1px solid #eef0f3; vertical-align: top; }
table.fields td:nth-child(1) { width: 30%; }
table.fields td:nth-child(2) { width: 58%; }
table.fields td:nth-child(3) { white-space: nowrap; }
.row-gap td { background: #fffbeb; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 0.82rem; }

textarea.json-edit {
  width: 100%;
  resize: vertical;
  min-height: 2.1rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--ink);
}
textarea.json-edit:focus { outline: 2px solid var(--progress-bg); border-color: var(--progress); }
textarea.json-edit.json-invalid { border-color: var(--fail); background: #fff5f5; }
textarea.json-edit.json-invalid:focus { outline-color: var(--fail-bg); }
.json-error { color: var(--fail); font-size: 0.78rem; font-weight: 600; margin: 0.3rem 0 0; }

.flag { display: inline-block; margin-left: 0.4rem; padding: 0.05rem 0.4rem; border-radius: 999px; font-size: 0.7rem; font-weight: 600; vertical-align: middle; }
.flag-gap { background: #fef3c7; color: #92400e; }
.flag-low { background: #e0e7ff; color: #3730a3; }
.flag-conflict { background: #fee2e2; color: #991b1b; }

.submit-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.submit-bar > div { flex: 1; }
.promote-btn { white-space: nowrap; }
.banner-info { background: #eef2ff; color: #3730a3; border: 1px solid #c7d2fe; padding: 0.75rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.banner-fail { background: var(--fail-bg); color: var(--fail); border: 1px solid #fecaca; padding: 0.75rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.action-hint { color: var(--muted); font-size: 0.82rem; margin: 0.6rem 0 0; }
.action-hint.error { color: var(--fail); font-weight: 600; }

.run-actions { margin-top: 1.25rem; }
.run-actions-buttons { display: flex; gap: 0.6rem; }
textarea.json-edit[readonly] { background: #f6f7f9; color: #4b5563; }

.modal-overlay { position: fixed; inset: 0; background: rgba(17, 24, 40, 0.45); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal { background: #fff; border-radius: 12px; padding: 1.5rem; max-width: 460px; width: calc(100% - 2rem); box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25); }
.modal h3 { margin: 0 0 0.6rem; }
.modal p { color: var(--ink); margin: 0 0 1.25rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: 0.6rem; }
.danger-solid { background: var(--fail); color: #fff; border: none; border-radius: 7px; padding: 0.55rem 1.1rem; font-weight: 600; cursor: pointer; }
.danger-solid:disabled { opacity: 0.6; cursor: not-allowed; }

.config-actions { display: flex; gap: 0.6rem; margin-top: 1rem; }
.ghost { background: #fff; border: 1px solid var(--border); border-radius: 6px; padding: 0.3rem 0.7rem; cursor: pointer; font-size: 0.85rem; }
.ghost:disabled { opacity: 0.5; cursor: not-allowed; }
.ghost:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.section-toggle { display: flex; gap: 0.4rem; }
.ghost.small { padding: 0.2rem 0.55rem; font-size: 0.78rem; }
.danger { background: #fff; color: var(--fail); border: 1px solid #fecaca; border-radius: 7px; padding: 0.55rem 1rem; font-weight: 600; cursor: pointer; }
.danger:disabled { opacity: 0.5; cursor: not-allowed; }

/* Upload page — accumulated file selection */
.file-list { list-style: none; margin: 0 0 1.25rem; padding: 0; border: 1px solid var(--border); border-radius: 7px; }
.file-row { display: flex; align-items: center; gap: 0.6rem; padding: 0.5rem 0.7rem; border-bottom: 1px solid var(--border); }
.file-row:last-child { border-bottom: none; }
.file-name { flex: 1; font-size: 0.9rem; word-break: break-all; }
.file-size { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }
.file-remove { background: #fff; border: 1px solid var(--border); border-radius: 6px; color: var(--muted); cursor: pointer; font-size: 0.8rem; line-height: 1; padding: 0.25rem 0.45rem; }
.file-remove:hover:not(:disabled) { color: var(--fail); border-color: #fecaca; }
.file-remove:disabled { opacity: 0.5; cursor: not-allowed; }

/* Review screen — schema-driven form */
.form-fields { display: flex; flex-direction: column; }
.form-field { display: flex; flex-direction: column; gap: 0.3rem; }
.form-field-label { font-weight: 600; font-size: 0.9rem; display: flex; align-items: center; flex-wrap: wrap; gap: 0.25rem; }
.req { color: var(--fail); font-weight: 700; }
.form-field .field-hint { margin-top: 0; }
.form-field input.text-input[type="number"], .form-field select.text-input { width: auto; min-width: 12rem; max-width: 100%; }

/* Collapsible top-level sections */
.section-hint { font-size: 0.82rem; margin: 0 0 0.5rem; }
details.form-section { border-top: 1px solid var(--border); }
details.form-section:first-child { border-top: none; }
.form-section-head { cursor: pointer; font-weight: 600; font-size: 0.92rem; padding: 0.6rem 0; display: flex; align-items: center; flex-wrap: wrap; gap: 0.4rem; list-style: none; }
.form-section-head::-webkit-details-marker { display: none; }
.form-section-head::before { content: "\25B8"; color: var(--brand); font-size: 0.8rem; display: inline-block; transition: transform 0.15s ease; }
details.form-section[open] > .form-section-head::before { transform: rotate(90deg); }
.form-section-head:hover { color: var(--brand); }
.form-section-body { display: flex; flex-direction: column; gap: 0.5rem; padding: 0 0 0.9rem 1.5rem; }

.check-line { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; font-weight: 400; }
.check-list { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; padding: 0.3rem 0; }

.text-array { display: flex; flex-direction: column; gap: 0.4rem; align-items: flex-start; }
.array-row { display: flex; align-items: center; gap: 0.5rem; width: 100%; }

/* Nested object (e.g. rest period) and object-array rows (e.g. pay rates) */
.subform { border-left: 3px solid var(--border); padding-left: 0.9rem; display: flex; flex-direction: column; gap: 0.8rem; }
.object-array { display: flex; flex-direction: column; gap: 0.7rem; align-items: flex-start; }
.array-card { border: 1px solid var(--border); border-radius: 8px; padding: 0.7rem 0.9rem; width: 100%; display: flex; flex-direction: column; gap: 0.7rem; background: #fbfcfd; }
.array-card-head { display: flex; align-items: center; justify-content: space-between; }

details.advanced { margin-top: 1rem; border-top: 1px solid var(--border); padding-top: 0.6rem; }
details.advanced summary { cursor: pointer; color: var(--muted); font-size: 0.85rem; font-weight: 600; }
details.advanced textarea.json-edit { margin-top: 0.6rem; }

.page-nav { margin-top: 1.5rem; }

/* Sign-in gate */
.topbar { display: flex; align-items: center; }
.back-link { color: #fff; opacity: 0.85; text-decoration: none; font-size: 0.9rem; margin-right: 1.1rem; padding-right: 1.1rem; border-right: 1px solid rgba(255, 255, 255, 0.3); white-space: nowrap; }
.back-link:hover { opacity: 1; text-decoration: underline; }
.signout { margin-left: auto; display: flex; align-items: center; gap: 0.6rem; }
.signout-user { color: #fff; opacity: 0.85; font-size: 0.85rem; }
.signout-btn { background: rgba(255, 255, 255, 0.15); color: #fff; border: 1px solid rgba(255, 255, 255, 0.35); border-radius: 6px; padding: 0.3rem 0.7rem; font-size: 0.85rem; cursor: pointer; }
.signout-btn:hover { background: rgba(255, 255, 255, 0.25); }

.login { width: 100%; max-width: 420px; margin: 4rem auto; padding: 0 1.5rem; }
.login-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 2rem; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04); }
.login-card h1 { margin: 0 0 0.25rem; }
.login-sub { color: var(--muted); margin: 0 0 1.25rem; }
.login-error { background: var(--fail-bg); border: 1px solid #fecaca; color: var(--fail); border-radius: 6px; padding: 0.6rem 0.75rem; margin: 0 0 1rem; font-size: 0.9rem; }
.login-form { display: flex; flex-direction: column; gap: 1rem; }
.login-field { display: flex; flex-direction: column; gap: 0.35rem; font-size: 0.9rem; color: var(--muted); }
.login-field input { border: 1px solid var(--border); border-radius: 6px; padding: 0.55rem 0.65rem; font-size: 1rem; color: var(--ink); }
.login-field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px rgba(0, 71, 171, 0.2); }
.login-btn { background: var(--accent); color: #fff; border: none; border-radius: 6px; padding: 0.6rem 0.75rem; font-size: 1rem; font-weight: 600; cursor: pointer; margin-top: 0.25rem; }
.login-btn:hover { background: var(--accent-hover); }