/* ===========================================================================
   MECSR Codes - design system
   Style: Soft UI Evolution. Light + dark via [data-theme] on <html>.
   Fonts: Fira Sans (UI), Fira Code (codes/IDs).
   =========================================================================== */

/* ---- Tokens: light (default) ---- */
:root {
  --brand: #2563eb;
  --brand-600: #1d4ed8;
  --brand-700: #1e40af;
  --on-brand: #ffffff;
  --accent: #059669;
  --accent-soft: #d1fae5;

  --bg: #f6f8fc;
  --surface: #ffffff;
  --surface-2: #f1f5fd;
  --surface-hover: #f8fafc;
  --sidebar: #0f1b2d;
  --sidebar-ink: #c7d2e2;
  --sidebar-ink-dim: #7f8ea6;
  --sidebar-active-bg: rgba(37, 99, 235, 0.18);
  --sidebar-active-ink: #ffffff;

  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --border: #e4ecfc;
  --border-strong: #cdd9ef;

  --ok: #047857;
  --ok-bg: #d1fae5;
  --warn: #b45309;
  --warn-bg: #fef3c7;
  --bad: #dc2626;
  --bad-bg: #fee2e2;
  --info-bg: #dbeafe;

  --ring: rgba(37, 99, 235, 0.35);
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.14);

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;

  /* dense/dashboard spacing scale */
  --space-1: 4px;  --space-2: 8px;  --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-8: 32px;

  --sidebar-w: 248px;
  --font-ui: "Fira Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Fira Code", ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ---- Tokens: dark ---- */
:root[data-theme="dark"] {
  --brand: #3b82f6;
  --brand-600: #2563eb;
  --brand-700: #1d4ed8;
  --on-brand: #ffffff;
  --accent: #10b981;
  --accent-soft: rgba(16, 185, 129, 0.16);

  --bg: #0b1220;
  --surface: #131c2e;
  --surface-2: #1a2438;
  --surface-hover: #1c2740;
  --sidebar: #0a1120;
  --sidebar-ink: #b7c3d8;
  --sidebar-ink-dim: #6b7a94;
  --sidebar-active-bg: rgba(59, 130, 246, 0.22);
  --sidebar-active-ink: #ffffff;

  --ink: #e8edf6;
  --ink-2: #b9c4d6;
  --muted: #8595ad;
  --border: #22304a;
  --border-strong: #2e3f5e;

  --ok: #34d399;
  --ok-bg: rgba(16, 185, 129, 0.16);
  --warn: #fbbf24;
  --warn-bg: rgba(251, 191, 36, 0.15);
  --bad: #f87171;
  --bad-bg: rgba(248, 113, 113, 0.16);
  --info-bg: rgba(59, 130, 246, 0.16);

  --ring: rgba(59, 130, 246, 0.5);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55);
}

* { box-sizing: border-box; }
html, body { height: 100%; }

/* The hidden attribute must always win, even over display:grid/flex components
   like .modal. Without this a hidden modal would still show. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: var(--ring); }

*:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===========================================================================
   App shell: sidebar + content
   =========================================================================== */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  background: var(--sidebar);
  color: var(--sidebar-ink);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}
.sidebar .brand {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-5) var(--space-5) var(--space-4);
  color: #fff; font-weight: 600; font-size: 16px;
}
.sidebar .brand .logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), #4f46e5);
  display: grid; place-items: center; color: #fff; flex: 0 0 auto;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}
.sidebar .brand small { display: block; color: var(--sidebar-ink-dim); font-weight: 400; font-size: 11px; }

.sidebar nav { padding: var(--space-3); display: flex; flex-direction: column; gap: 2px; flex: 1; overflow-y: auto; }
.sidebar nav .nav-label {
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--sidebar-ink-dim); padding: var(--space-4) var(--space-3) var(--space-2);
}
.sidebar nav a {
  display: flex; align-items: center; gap: var(--space-3);
  padding: 10px var(--space-3); border-radius: var(--radius-sm);
  color: var(--sidebar-ink); font-weight: 500; font-size: 14px;
  transition: background .15s ease, color .15s ease;
}
.sidebar nav a:hover { background: rgba(255,255,255,0.06); color: #fff; text-decoration: none; }
.sidebar nav a.active { background: var(--sidebar-active-bg); color: var(--sidebar-active-ink); }
.sidebar nav a svg { width: 18px; height: 18px; flex: 0 0 auto; }

/* profile block pinned bottom */
.sidebar .profile { padding: var(--space-3); border-top: 1px solid rgba(255,255,255,0.08); position: relative; }
.profile-btn {
  display: flex; align-items: center; gap: var(--space-3); width: 100%;
  background: transparent; border: 0; cursor: pointer; color: var(--sidebar-ink);
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm); text-align: left;
  transition: background .15s ease;
}
.profile-btn:hover { background: rgba(255,255,255,0.06); }
.avatar {
  width: 34px; height: 34px; border-radius: 50%; flex: 0 0 auto;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #fff; display: grid; place-items: center; font-weight: 600; font-size: 13px;
}
.profile-btn .who { flex: 1; min-width: 0; }
.profile-btn .who .name { color: #fff; font-weight: 600; font-size: 14px; }
.profile-btn .who .role { color: var(--sidebar-ink-dim); font-size: 11px; }
.profile-btn .chev { color: var(--sidebar-ink-dim); transition: transform .15s ease; }
.profile.open .profile-btn .chev { transform: rotate(180deg); }

.profile-menu {
  position: absolute; bottom: calc(100% - 4px); left: var(--space-3); right: var(--space-3);
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: var(--space-2); display: none; z-index: 40;
}
.profile.open .profile-menu { display: block; }
.profile-menu a, .profile-menu button {
  display: flex; align-items: center; gap: var(--space-3); width: 100%;
  padding: 9px var(--space-3); border-radius: var(--radius-sm); border: 0; background: transparent;
  color: var(--ink); font: inherit; font-size: 14px; cursor: pointer; text-align: left;
}
.profile-menu a:hover, .profile-menu button:hover { background: var(--surface-2); text-decoration: none; }
.profile-menu svg { width: 17px; height: 17px; color: var(--muted); }
.profile-menu .sep { height: 1px; background: var(--border); margin: var(--space-2) 0; }
.theme-row { justify-content: space-between; }
.theme-row .switch { display: flex; align-items: center; gap: 6px; }

/* ===========================================================================
   Content
   =========================================================================== */
.content { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--border); background: var(--surface);
  position: sticky; top: 0; z-index: 20;
}
.topbar .hamburger { display: none; background: transparent; border: 0; color: var(--ink); cursor: pointer; padding: 6px; }
.topbar h1 { font-size: 18px; font-weight: 600; margin: 0; }
.topbar .crumb { color: var(--muted); font-size: 13px; }
.topbar .spacer { flex: 1; }

.page { padding: var(--space-6); max-width: 1200px; width: 100%; margin: 0 auto; }

/* flashes */
.flash, .error {
  padding: 11px var(--space-4); border-radius: var(--radius-sm); margin-bottom: var(--space-5);
  display: flex; align-items: center; gap: var(--space-3); font-size: 14px;
}
.flash { background: var(--ok-bg); color: var(--ok); border: 1px solid transparent; }
.error { background: var(--bad-bg); color: var(--bad); }

/* cards & panels */
.panel {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: var(--space-6); margin-bottom: var(--space-6);
  box-shadow: var(--shadow-sm);
}
.panel > h2 { margin: 0 0 var(--space-4); font-size: 16px; font-weight: 600; }
.panel .panel-sub { color: var(--muted); font-size: 13px; margin: -8px 0 var(--space-4); }

.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-5); gap: var(--space-4); }
.section-head h2 { margin: 0; font-size: 17px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--space-5); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: var(--space-5); box-shadow: var(--shadow-sm); transition: box-shadow .15s ease, transform .15s ease, border-color .15s ease;
  display: block; color: inherit;
}
a.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--border-strong); text-decoration: none; }
.card-wrap { position: relative; }
.card-wrap .card { height: 100%; }
.card-edit {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  width: 30px; height: 30px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center;
  background: var(--surface-2); color: var(--muted); border: 1px solid var(--border); cursor: pointer;
  opacity: 0; transition: opacity .15s ease, color .15s ease, background .15s ease;
}
.card-wrap:hover .card-edit, .card-edit:focus-visible { opacity: 1; }
.card-edit:hover { color: var(--brand); background: var(--info-bg); }
@media (hover: none) { .card-edit { opacity: 1; } }
.card .card-title { font-weight: 600; font-size: 16px; display: flex; align-items: center; gap: var(--space-3); }
.card .card-icon { width: 38px; height: 38px; border-radius: 10px; background: var(--info-bg); color: var(--brand); display: grid; place-items: center; flex: 0 0 auto; }
.card .card-desc { color: var(--muted); font-size: 13px; margin-top: 4px; }
.card .card-id { color: var(--muted); font-size: 12px; font-family: var(--font-mono); word-break: break-all; }

.stat-row { display: flex; gap: var(--space-5); margin-top: var(--space-4); flex-wrap: wrap; }
.stat .num { font-size: 22px; font-weight: 700; line-height: 1.1; }
.stat .num.ok { color: var(--ok); }
.stat .num.bad { color: var(--bad); }
.stat .lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

/* badges & pills */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.available, .badge.neutral { background: var(--surface-2); color: var(--muted); }
.badge.assigned, .badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.failed, .badge.no { background: var(--bad-bg); color: var(--bad); }
.badge.revoked { background: var(--surface-2); color: var(--muted); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.plain::before { display: none; }

/* tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
  text-align: left; padding: 11px var(--space-4); background: var(--surface-2);
  color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; font-weight: 600;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
tbody td { padding: 11px var(--space-4); border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: var(--surface-hover); }
.mono { font-family: var(--font-mono); font-size: 13px; }
.nowrap { white-space: nowrap; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* forms */
label { display: block; font-size: 13px; color: var(--ink-2); font-weight: 500; margin: var(--space-4) 0 6px; }
input[type=text], input[type=password], input[type=number], input[type=file], select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  font: inherit; font-size: 14px; background: var(--surface); color: var(--ink); transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--ring); outline: none; }
input::placeholder, textarea::placeholder { color: var(--muted); }
textarea { min-height: 150px; font-family: var(--font-mono); font-size: 13px; resize: vertical; }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 var(--space-4); }
.field-hint { font-size: 12px; color: var(--muted); margin-top: 5px; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 7px; justify-content: center;
  border: 1px solid transparent; border-radius: var(--radius-sm); padding: 10px 16px;
  background: var(--brand); color: var(--on-brand); font: inherit; font-weight: 600; font-size: 14px;
  cursor: pointer; transition: background .15s ease, box-shadow .15s ease, transform .05s ease; white-space: nowrap;
}
.btn:hover { background: var(--brand-600); text-decoration: none; box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; }
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn.ghost { background: var(--surface); color: var(--ink); border-color: var(--border-strong); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.danger { background: var(--bad-bg); color: var(--bad); }
.btn.danger:hover { background: var(--bad); color: #fff; }
.btn.accent { background: var(--accent); }
.btn.accent:hover { filter: brightness(1.05); background: var(--accent); }

.toolbar { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: flex-end; }
.toolbar .grow { flex: 1; min-width: 160px; }
.toolbar label { margin-top: 0; }

.empty { text-align: center; padding: var(--space-8) var(--space-5); color: var(--muted); }
.empty svg { width: 42px; height: 42px; color: var(--border-strong); margin-bottom: var(--space-3); }

details.err summary { cursor: pointer; color: var(--bad); font-size: 12px; }
details.err pre { white-space: pre-wrap; word-break: break-word; font-size: 12px; background: var(--bad-bg); color: var(--bad); padding: 8px; border-radius: 6px; margin: 6px 0 0; }

/* key/value list (settings) */
.kv { display: grid; grid-template-columns: 200px 1fr; gap: var(--space-3) var(--space-5); font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
@media (max-width: 560px) { .kv { grid-template-columns: 1fr; gap: 2px var(--space-3); } .kv dd { margin-bottom: var(--space-3); } }

/* documentation */
.doc { max-width: 860px; }
.doc h2 { font-size: 22px; margin: var(--space-8) 0 var(--space-3); scroll-margin-top: 80px; }
.doc h3 { font-size: 17px; margin: var(--space-6) 0 var(--space-2); }
.doc p, .doc li { color: var(--ink-2); }
.doc ul, .doc ol { padding-left: var(--space-6); }
.doc li { margin: 6px 0; }
.doc code { font-family: var(--font-mono); font-size: 13px; background: var(--surface-2); padding: 2px 6px; border-radius: 5px; color: var(--brand-700); }
:root[data-theme="dark"] .doc code { color: #93c5fd; }
.doc pre { background: var(--sidebar); color: #e6edf7; padding: var(--space-4); border-radius: var(--radius); overflow-x: auto; font-family: var(--font-mono); font-size: 13px; line-height: 1.6; }
.doc pre code { background: transparent; padding: 0; color: inherit; }
.doc .toc { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-4) var(--space-5); }
.doc .toc a { display: block; padding: 3px 0; font-size: 14px; }
.doc table { margin: var(--space-3) 0; }
.doc .note { background: var(--info-bg); border-radius: var(--radius); padding: var(--space-4); color: var(--ink-2); }

/* two-column layout (project detail, team) */
.cols { display: grid; grid-template-columns: 1fr 360px; gap: var(--space-6); align-items: start; }
@media (max-width: 900px) { .cols { grid-template-columns: 1fr; } }

/* back link */
.page-back { margin-bottom: var(--space-3); }
.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 14px; font-weight: 500; }
.back-link:hover { color: var(--brand); text-decoration: none; }

/* copy row (invite link) */
.copy-row { display: flex; gap: var(--space-2); }
.copy-row input { flex: 1; }

/* modal */
.modal { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: var(--space-5); }
.modal-backdrop { position: absolute; inset: 0; background: rgba(2, 6, 23, 0.55); backdrop-filter: blur(2px); }
.modal-card {
  position: relative; width: 100%; max-width: 440px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: var(--space-6); animation: modal-in .16s ease;
}
@keyframes modal-in { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-2); }
.modal-head h2 { margin: 0; font-size: 17px; }
.modal-foot { display: flex; justify-content: flex-end; gap: var(--space-3); margin-top: var(--space-6); }
.icon-btn { background: transparent; border: 0; color: var(--muted); cursor: pointer; padding: 6px; border-radius: 8px; display: inline-flex; }
.icon-btn:hover { background: var(--surface-2); color: var(--ink); }

/* documentation: numbered steps, screenshot frames, callouts */
.doc .steps { counter-reset: step; list-style: none; padding-left: 0; margin: var(--space-4) 0; }
.doc .steps > li { position: relative; padding-left: 46px; margin: 0 0 var(--space-4); min-height: 30px; }
.doc .steps > li::before {
  counter-increment: step; content: counter(step); position: absolute; left: 0; top: -1px;
  width: 30px; height: 30px; border-radius: 50%; background: var(--brand); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 14px;
}
.doc .shot { border: 1px solid var(--border-strong); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-md); margin: var(--space-4) 0; background: var(--surface); }
.doc .shot .bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.doc .shot .bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); }
.doc .shot .bar span { margin-left: 8px; font-size: 12px; color: var(--muted); }
.doc .shot .body { padding: var(--space-5); }
.doc .callout { display: flex; gap: 10px; align-items: flex-start; background: var(--info-bg); border-radius: var(--radius); padding: var(--space-4); color: var(--ink-2); margin: var(--space-4) 0; font-size: 14px; }
.doc .callout svg { flex: 0 0 auto; margin-top: 1px; }
.doc .callout.warn { background: var(--warn-bg); color: var(--warn); }
.doc .callout.ok { background: var(--ok-bg); color: var(--ok); }
.doc .flow { display: flex; align-items: stretch; gap: 10px; flex-wrap: wrap; margin: var(--space-4) 0; }
.doc .flow .step { flex: 1; min-width: 150px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-4); font-size: 13px; }
.doc .flow .step b { display: block; margin-bottom: 4px; color: var(--ink); }
.doc .flow .arrow { align-self: center; color: var(--muted); font-size: 20px; }
@media (max-width: 640px) { .doc .flow .arrow { transform: rotate(90deg); } }

/* ===========================================================================
   Sign-in
   =========================================================================== */
.auth {
  min-height: 100vh; display: grid; place-items: center; padding: var(--space-5);
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(37,99,235,0.10), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(5,150,105,0.08), transparent 55%),
    var(--bg);
}
.auth-card {
  width: 100%; max-width: 400px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: var(--space-8);
}
.auth-brand { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-6); }
.auth-brand .logo { width: 42px; height: 42px; border-radius: 11px; background: linear-gradient(135deg, var(--brand), #4f46e5); display: grid; place-items: center; color: #fff; box-shadow: 0 6px 18px rgba(37,99,235,0.4); }
.auth-card h1 { font-size: 20px; margin: 0; }
.auth-card .sub { color: var(--muted); font-size: 14px; margin: 2px 0 0; }
.auth-card .btn { width: 100%; margin-top: var(--space-6); padding: 12px; }
.auth-foot { text-align: center; color: var(--muted); font-size: 12px; margin-top: var(--space-5); }

/* ===========================================================================
   Responsive: collapse sidebar into a drawer
   =========================================================================== */
.scrim { display: none; position: fixed; inset: 0; background: rgba(2,6,23,0.5); z-index: 45; }

@media (max-width: 900px) {
  .sidebar {
    position: fixed; left: 0; top: 0; z-index: 50; transform: translateX(-100%);
    transition: transform .22s ease; box-shadow: var(--shadow-lg);
  }
  body.nav-open .sidebar { transform: translateX(0); }
  body.nav-open .scrim { display: block; }
  .topbar .hamburger { display: inline-flex; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}
