/* ==========================================================================
   Cerylis — RTS 6 compliance assurance platform
   Institutional light theme: warm off-white surfaces, midnight-navy
   structure, restrained teal/cyan accents used only where they carry
   meaning. Semantic colours are reserved for workflow status.
   ========================================================================== */

:root {
  /* structural */
  --navy: #0B1623;
  --navy-2: #162435;
  --bg: #F7F8F6;
  --surface: #FFFFFF;
  --text: #111827;
  --text-muted: #5B6777;
  --border: #E5E7EB;
  --border-strong: #D6D9DE;

  /* accent — used deliberately, not as a base colour */
  --accent: #14C8B0;
  --accent-deep: #0D9488;   /* AA-safe teal for text/links on light surfaces */
  --accent-2: #48B8F0;

  /* semantic workflow colours — status meaning only */
  --success: #16A34A;
  --success-bg: rgba(22, 163, 74, 0.09);
  --success-border: rgba(22, 163, 74, 0.28);
  --warning: #D97706;
  --warning-bg: rgba(217, 119, 6, 0.10);
  --warning-border: rgba(217, 119, 6, 0.28);
  --danger: #DC2626;
  --danger-bg: rgba(220, 38, 38, 0.08);
  --danger-border: rgba(220, 38, 38, 0.24);
  --info: #2563EB;
  --info-bg: rgba(37, 99, 235, 0.08);
  --info-border: rgba(37, 99, 235, 0.24);
  --neutral: #6B7280;
  --neutral-bg: rgba(107, 114, 128, 0.10);
  --neutral-border: rgba(107, 114, 128, 0.26);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --ease: cubic-bezier(0.2, 0.7, 0.3, 1);

  --shadow-xs: 0 1px 2px rgba(11, 22, 35, 0.05);
  --shadow-sm: 0 1px 3px rgba(11, 22, 35, 0.07), 0 1px 2px rgba(11, 22, 35, 0.04);
  --shadow-md: 0 6px 16px -6px rgba(11, 22, 35, 0.14);
}

* { box-sizing: border-box; }
html { color-scheme: light; }

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  width: 100%;
  max-width: 1760px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 3vw, 3.5rem) 4rem;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(20, 200, 176, 0.22); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }

h1 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.015em; color: var(--text); margin: 1.5rem 0 0.5rem; }
h2 { font-size: 1.02rem; font-weight: 700; letter-spacing: -0.005em; color: var(--text); margin-top: 2.25rem; margin-bottom: 0.6rem; }
h3.chapter {
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.09em;
  color: var(--text-muted); margin: 2.75rem 0 0.6rem; font-weight: 700;
}

a { color: var(--accent-deep); text-decoration: none; transition: color 0.15s var(--ease); }
a:hover { color: var(--navy); text-decoration: underline; }

p.desc { color: var(--text-muted); line-height: 1.6; }
.gap { color: var(--danger); font-weight: 500; }
.narrative-locked {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
}
.role-note { color: var(--text-muted); font-style: italic; font-size: 0.85rem; margin-top: 1rem; }
.venues, .desk { color: var(--text-muted); font-size: 0.85rem; }
.counts { color: var(--text-muted); font-size: 0.88rem; }
.article-ref { color: var(--text-muted); font-size: 0.82rem; }
.label {
  font-family: ui-monospace, "SF Mono", Menlo, monospace; color: var(--text-muted);
  white-space: nowrap; font-size: 0.85rem; font-weight: 600;
}
.overdue { color: var(--danger); font-weight: 700; }
.back { display: inline-block; margin-bottom: 1rem; color: var(--text-muted); font-size: 0.85rem; }
.back:hover { color: var(--accent-deep); }

.requirement-sticky-bar {
  position: sticky; top: 60px; z-index: 15;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1.25rem;
  background: var(--surface); border-bottom: 3px solid var(--accent);
  box-shadow: var(--shadow-sm); border-radius: 0 0 var(--radius-md) var(--radius-md);
  padding: 0.9rem 1.25rem; margin-bottom: 1.25rem;
}
.requirement-sticky-main { min-width: 0; }
.requirement-sticky-bar .back { margin-bottom: 0.3rem; }
.requirement-sticky-text {
  margin: 0; font-size: 1.05rem; font-weight: 700; letter-spacing: -0.005em;
  color: var(--text); line-height: 1.45;
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; line-clamp: 3; overflow: hidden;
}
.requirement-sticky-text .label { font-size: inherit; font-weight: 800; color: var(--navy); margin-right: 0.4rem; }
.requirement-sticky-bar .theme-badge { flex: none; margin-top: 0.15rem; }
.section { margin-top: 1.75rem; }

.assignment-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 0 2.5rem; }
.assignment-grid > div:first-child { border-right: 1px solid var(--border); padding-right: 2.5rem; }
.assignment-grid > div:last-child { padding-left: 0; }
.assignment-grid h3 {
  font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-muted); margin: 0 0 0.75rem;
}
.assignment-grid form.actions { display: flex; flex-direction: column; align-items: stretch; gap: 0.7rem; }
.assignment-grid form.actions > div { width: 100%; }
.assignment-grid form.actions button { align-self: flex-start; margin-top: 0.2rem; }
@media (max-width: 760px) {
  .assignment-grid { grid-template-columns: 1fr; }
  .assignment-grid > div:first-child { border-right: none; padding-right: 0; border-bottom: 1px solid var(--border); padding-bottom: 1.25rem; margin-bottom: 1.25rem; }
}

/* ---------- nav ---------- */
.topnav {
  position: sticky; top: 0; z-index: 20;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  margin-bottom: 2rem;
  background: var(--navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.topnav-inner {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1760px; margin: 0 auto;
  padding: 0 clamp(1.25rem, 3vw, 3.5rem);
}
.nav-links { display: flex; align-items: center; }
.nav-links a.brand {
  font-weight: 700; letter-spacing: -0.01em; font-size: 1.05rem; margin-right: 2.25rem;
  color: #FFFFFF; padding: 1.05rem 0; border-bottom: none;
}
.nav-links a.brand:hover { color: var(--accent); text-decoration: none; }
.nav-links a {
  position: relative; margin-right: 1.6rem; padding: 1.15rem 0 1.05rem;
  font-weight: 500; font-size: 0.86rem; color: rgba(255, 255, 255, 0.62);
  border-bottom: 2px solid transparent; transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}
.nav-links a:hover { color: #FFFFFF; text-decoration: none; }
.nav-links a.active { color: #FFFFFF; border-bottom-color: var(--accent); }
.nav-user { color: rgba(255, 255, 255, 0.7); font-size: 0.85rem; display: flex; align-items: center; gap: 0.6rem; }
.nav-user a { color: rgba(255, 255, 255, 0.7); }
.nav-user a:hover { color: #FFFFFF; }

.role-badge {
  padding: 0.24rem 0.65rem; border-radius: 4px; font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase; border: 1px solid transparent;
}
.role-1stline { background: #FFFFFF; color: var(--navy); border-color: var(--border); }
.role-2ndline { background: rgba(72, 184, 240, 0.16); color: #0B4A6F; border-color: rgba(72, 184, 240, 0.4); }
.role-3rdline { background: rgba(255, 255, 255, 0.12); color: #FFFFFF; border-color: rgba(255, 255, 255, 0.22); }
.role-administrator { background: var(--accent); color: var(--navy); border-color: transparent; }

.cycle-badge {
  padding: 0.22rem 0.6rem; border-radius: 4px; font-size: 0.74rem; font-weight: 700;
  background: rgba(255, 255, 255, 0.08); color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.18); letter-spacing: 0.02em;
}

.report-card {
  position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); padding: 1.5rem 2rem; margin-top: 1.5rem;
}
.report-card > *:first-child { margin-top: 0; }
.report-card.accent-navy::before,
.report-card.accent-teal::before,
.report-card.accent-cyan::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.report-card.accent-navy::before { background: var(--navy); }
.report-card.accent-teal::before { background: var(--accent); }
.report-card.accent-cyan::before { background: var(--accent-2); }
.section-title {
  display: block; font-size: 1.3rem; font-weight: 800; letter-spacing: -0.01em;
  color: var(--accent-deep); margin: 0 0 1.25rem; padding-bottom: 0.85rem; border-bottom: 2px solid var(--border);
}
.report-card h2:not(:first-of-type) { padding-top: 1.5rem; margin-top: 1.5rem; border-top: 1px solid var(--border); }
@media print {
  .topnav, .flash, .actions, form, .back { display: none !important; }
  body { background: #fff !important; color: #000 !important; max-width: none; }
  .report-card { border: none; padding: 0; box-shadow: none; }
  table { border: 1px solid #ccc; }
  th, td { color: #000 !important; border-color: #ccc !important; }
}

/* ---------- buttons ---------- */
button, a.btn-primary, a.btn-secondary, a.btn-danger {
  font-family: inherit; font-size: 0.86rem; font-weight: 600; cursor: pointer;
  padding: 0.6rem 1.05rem; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease), color 0.15s var(--ease);
  display: inline-block; text-decoration: none;
}
button:hover, a.btn-primary:hover, a.btn-secondary:hover, a.btn-danger:hover { text-decoration: none; }
button:disabled { opacity: 0.45; cursor: not-allowed; }

button.btn-primary, a.btn-primary {
  background: var(--accent); border: 1px solid var(--accent); color: var(--navy);
}
button.btn-primary:hover, a.btn-primary:hover { background: #10B39D; border-color: #10B39D; color: var(--navy); box-shadow: var(--shadow-sm); }

button.btn-secondary, a.btn-secondary { background: var(--surface); border: 1.5px solid var(--navy); color: var(--navy); font-weight: 700; }
button.btn-secondary:hover, a.btn-secondary:hover { background: var(--navy); border-color: var(--navy); color: #fff; box-shadow: var(--shadow-sm); }

button.btn-danger, a.btn-danger {
  background: var(--surface); border: 1px solid var(--danger-border); color: var(--danger);
  padding: 0.42rem 0.8rem; font-size: 0.8rem;
}
button.btn-danger:hover, a.btn-danger:hover { background: var(--danger-bg); border-color: var(--danger); }

/* subtle AI-assist action — never the focal action on a screen */
.ai-assist { display: flex; align-items: center; gap: 0.6rem; margin-top: 0.6rem; }
button.btn-ai {
  background: transparent; border: 1px dashed var(--border-strong); color: var(--text-muted);
  font-size: 0.8rem; padding: 0.42rem 0.75rem;
}
button.btn-ai:hover { color: var(--accent-deep); border-color: var(--accent-2); background: rgba(72, 184, 240, 0.06); }
.ai-assist-note { color: var(--text-muted); font-size: 0.78rem; }

.role-buttons { display: flex; flex-direction: column; gap: 0.6rem; margin-top: 1.5rem; }
.role-buttons button {
  text-align: left; padding: 0.9rem 1.1rem; border: 1px solid var(--border); color: var(--text);
  background: var(--surface); border-left: 3px solid var(--border-strong);
}
.role-buttons button:hover { border-color: var(--border-strong); background: var(--bg); box-shadow: var(--shadow-xs); }
.role-picker { display: flex; gap: 0.5rem; align-items: stretch; }
.role-picker select { flex: none; width: 40%; }
.role-picker button { flex: 1; }
.role-buttons button.role-btn-1st { border-left-color: var(--text-muted); }
.role-buttons button.role-btn-2nd { border-left-color: var(--accent-2); }
.role-buttons button.role-btn-3rd { border-left-color: var(--neutral); }
.role-buttons button.role-btn-admin { border-left-color: var(--navy); }
.role-buttons small { display: block; font-weight: 400; color: var(--text-muted); margin-top: 0.2rem; font-size: 0.78rem; }

/* ---------- status pills / badges ---------- */
.status {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.3rem 0.7rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600;
  margin: 0 0.35rem 0.35rem 0; border: 1px solid transparent;
}
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }

/* reviewed / compliant / in-scope */
.status-reviewed, .status-in_scope { background: var(--success-bg); color: var(--success); border-color: var(--success-border); }
/* under review — informational */
.status-under_review { background: var(--info-bg); color: var(--info); border-color: var(--info-border); }
/* feedback requested / attention required, descope pending */
.status-feedback_requested, .status-descope_requested { background: var(--warning-bg); color: var(--warning); border-color: var(--warning-border); }
/* information required — evidence still owed; kept lighter than a true overdue flag */
.status-information_required { background: var(--danger-bg); color: var(--danger); border-color: var(--danger-border); font-weight: 500; }
/* descoped / not started */
.status-descoped { background: var(--neutral-bg); color: var(--neutral); border-color: var(--neutral-border); }

.gap-badge, .ok-badge, .theme-badge {
  display: inline-block; padding: 0.28rem 0.65rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; white-space: nowrap;
}
.gap-badge { background: var(--danger-bg); color: var(--danger); border: 1px solid var(--danger-border); }
.ok-badge { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
a.gap-badge { text-decoration: none; cursor: pointer; transition: background 0.15s var(--ease), color 0.15s var(--ease); }
a.gap-badge:hover { background: var(--danger); color: #fff; }
.theme-badge { background: var(--bg); color: var(--text-muted); border: 1px solid var(--border); font-weight: 600; }

.evidence-type {
  display: inline-block; padding: 0.22rem 0.6rem; border-radius: 999px;
  font-size: 0.72rem; font-weight: 600; white-space: nowrap; border: 1px solid transparent;
}
.evidence-type-control { background: rgba(11, 22, 35, 0.06); color: var(--navy); border-color: rgba(11, 22, 35, 0.14); }
.evidence-type-document { background: var(--neutral-bg); color: var(--neutral); border-color: var(--neutral-border); }
.evidence-type-attestation { background: rgba(20, 200, 176, 0.1); color: var(--accent-deep); border-color: rgba(20, 200, 176, 0.28); }

/* ---------- tables ---------- */
table {
  width: 100%; border-collapse: separate; border-spacing: 0; margin-top: 1.25rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  overflow: hidden; box-shadow: var(--shadow-xs);
}
th {
  text-align: left; padding: 0.75rem 1rem; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-muted); background: var(--bg); border-bottom: 1px solid var(--border); font-weight: 700;
}
table[data-sortable] th[data-sort-key] { cursor: pointer; user-select: none; transition: color 0.15s var(--ease); }
table[data-sortable] th[data-sort-key]:hover { color: var(--text); }
table[data-sortable] th[data-sort-key]::after { content: "\2195"; margin-left: 0.4rem; opacity: 0.4; font-size: 0.75em; }
table[data-sortable] th[data-sort-key].sorted-asc::after { content: "\2191"; opacity: 1; color: var(--accent-deep); }
table[data-sortable] th[data-sort-key].sorted-desc::after { content: "\2193"; opacity: 1; color: var(--accent-deep); }

.table-toolbar { display: flex; align-items: center; gap: 0.75rem; margin-top: 1.25rem; }
.table-toolbar input[type=search] {
  max-width: 320px; background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); padding: 0.55rem 0.9rem;
}
.table-toolbar .table-count { color: var(--text-muted); font-size: 0.82rem; }
.table-toolbar [data-clear-filters] { margin-left: auto; font-size: 0.8rem; padding: 0.45rem 0.85rem; }

.filter-row { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 0.75rem; }
.filter-row select { min-width: 150px; max-width: 240px; }

.flash {
  background: var(--info-bg); border: 1px solid var(--info-border);
  color: #1E3A8A; padding: 0.7rem 1rem; border-radius: var(--radius-sm);
  margin-top: 1rem; font-size: 0.88rem;
}
td { text-align: left; padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); vertical-align: top; font-size: 0.88rem; color: var(--text); }
tbody tr { transition: background 0.12s var(--ease); }
tbody tr:hover { background: var(--bg); }
tbody tr:last-child td { border-bottom: none; }

/* ---------- cards ---------- */
.card-row { display: flex; gap: 1rem; margin: 1.5rem 0; flex-wrap: wrap; }
.card {
  position: relative; overflow: hidden; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 1.1rem 1.35rem; min-width: 150px; flex: 1;
  box-shadow: var(--shadow-xs);
}
.card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--neutral); }
.card .num { font-size: 1.85rem; font-weight: 700; letter-spacing: -0.02em; color: var(--text); }
.card .card-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; }

.card.card-neutral::before { background: var(--neutral); }
.card.card-info::before { background: var(--info); }
.card.card-warning::before { background: var(--warning); }
.card.card-danger::before { background: var(--danger); }
.card.card-success::before { background: var(--success); }
.card.card-danger .num { color: var(--danger); }
.card.card-success .num { color: var(--success); }
.card.card-info .num { color: var(--info); }

.card-clickable {
  cursor: pointer; transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}
.card-clickable:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); }
.card-clickable:focus-visible { outline: none; border-color: var(--accent-2); box-shadow: 0 0 0 3px rgba(72, 184, 240, 0.18); }
.card-clickable.active { border-color: var(--navy); box-shadow: 0 0 0 1px var(--navy); }
.card-clickable.active .card-label { color: var(--text); font-weight: 600; }

/* ---------- tabs (segmented control) ---------- */
.tabs {
  display: flex; gap: 0.2rem; margin: 1.25rem 0 1.75rem; flex-wrap: wrap;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0.25rem; width: fit-content;
}
.tabs a {
  padding: 0.48rem 1.05rem; border: none; border-radius: 6px; color: var(--text-muted);
  font-size: 0.84rem; font-weight: 600; transition: all 0.15s var(--ease);
}
.tabs a:hover { color: var(--text); background: var(--surface); text-decoration: none; }
.tabs a.active { background: var(--navy); color: #FFFFFF; box-shadow: var(--shadow-xs); }

/* ---------- forms ---------- */
textarea, input[type=text], input[type=password], input[type=date], input[type=file], select {
  width: 100%; background: var(--surface); border: 1px solid var(--border-strong); color: var(--text);
  border-radius: var(--radius-sm); padding: 0.6rem 0.75rem; font-family: inherit; font-size: 0.88rem;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}
textarea:focus, input:focus, select:focus {
  outline: none; border-color: var(--accent-2); box-shadow: 0 0 0 3px rgba(72, 184, 240, 0.18);
}
textarea { min-height: 110px; resize: vertical; }
input[type=file] { padding: 0.45rem; }
input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--accent-deep); flex: none; }
label.field-label {
  display: block; font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase;
  letter-spacing: 0.05em; font-weight: 700; margin: 0.9rem 0 0.35rem;
}
.actions { margin-top: 0.85rem; display: flex; gap: 0.6rem; flex-wrap: wrap; align-items: center; }

/* ---------- login ---------- */
.login-box {
  max-width: 420px; margin: 5.5rem auto; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 2.25rem; box-shadow: var(--shadow-md);
}
.login-eyebrow {
  display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--accent-deep); margin-bottom: 0.6rem;
}
.login-box h1 { margin-top: 0; font-size: 1.7rem; }

/* ---------- comments / evidence ---------- */
.comment {
  border-left: 2px solid var(--navy-2); padding: 0.6rem 0.95rem; margin: 0.6rem 0;
  background: var(--bg); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.comment .meta { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.25rem; font-weight: 700; }

.evidence-item {
  display: flex; justify-content: space-between; align-items: center; gap: 0.75rem;
  padding: 0.7rem 0.95rem; border: 1px solid var(--border); border-radius: var(--radius-sm);
  margin-bottom: 0.5rem; background: var(--surface); transition: border-color 0.15s var(--ease);
}
.evidence-item:hover { border-color: var(--border-strong); }
.evidence-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.15rem; }
.challenge-item { flex-direction: column; align-items: stretch; gap: 0.6rem; }
.challenge-item .comment { margin: 0; }
.challenge-item form { margin-top: 0.2rem; }

.evidence-add-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem;
  margin-top: 1.25rem;
}
.evidence-add-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 1rem 1.1rem; box-shadow: var(--shadow-xs);
}
.evidence-add-card h3 { font-size: 0.8rem; font-weight: 700; margin: 0 0 0.5rem; color: var(--text); }
.evidence-add-form { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.5rem; }
.evidence-add-form input, .evidence-add-form select { width: 100%; }
.evidence-add-form button { align-self: flex-start; }

ul.linked { padding-left: 1.2rem; }
ul.linked li { margin-bottom: 0.3rem; }