/* shared.css — MOAC application styles */

/* ── Reset & Base ────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary:      #1a4f7a;
  --color-primary-dark: #123a5c;
  --color-accent:       #2a7fc1;
  --color-bg:           #f4f6f9;
  --color-surface:      #ffffff;
  --color-border:       #d0d7e2;
  --color-text:         #1e2a38;
  --color-text-muted:   #6b7a8d;
  --color-danger:       #c0392b;
  --color-warning:      #d68910;
  --color-success:      #1e8449;
  --color-info:         #1a6fa0;
  --nav-width:          220px;
  --header-height:      56px;
  --radius:             6px;
  --shadow:             0 1px 4px rgba(0,0,0,0.10);
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
}

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

/* ── Layout ──────────────────────────────────────────────────────────────────── */

.app-layout {
  display: flex;
  min-height: 100vh;
}

.app-nav {
  width: var(--nav-width);
  background: var(--color-primary);
  color: #fff;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
}

.app-nav__brand {
  padding: 1.25rem 1rem 1rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  line-height: 1.3;
}

.app-nav__brand span {
  display: block;
  font-size: 0.72rem;
  font-weight: 400;
  opacity: 0.7;
  margin-top: 0.15rem;
}

.app-nav__menu {
  list-style: none;
  padding: 0.5rem 0;
  flex: 1;
}

.app-nav__menu li a {
  display: block;
  padding: 0.55rem 1rem;
  color: rgba(255,255,255,0.85);
  font-size: 0.875rem;
  transition: background 0.15s;
}

.app-nav__menu li a:hover,
.app-nav__menu li a.active {
  background: rgba(255,255,255,0.12);
  color: #fff;
  text-decoration: none;
}

.app-nav__footer {
  padding: 0.75rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
}

.app-nav__footer button {
  background: none;
  border: none;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  font-size: 0.78rem;
  padding: 0;
  margin-top: 0.25rem;
}

.app-nav__footer button:hover { color: #fff; }

.app-main {
  margin-left: var(--nav-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.app-header {
  height: var(--header-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 50;
}

.app-header h1 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
}

#session-info {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.app-content {
  padding: 1.5rem;
  flex: 1;
}

/* ── Status Banner ────────────────────────────────────────────────────────────── */

.status-banner {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  text-align: center;
}

.status-banner--info    { background: #d1ecf1; color: #0c5460; border-bottom: 1px solid #bee5eb; }
.status-banner--success { background: #d4edda; color: #155724; border-bottom: 1px solid #c3e6cb; }
.status-banner--error   { background: #f8d7da; color: #721c24; border-bottom: 1px solid #f5c6cb; }
.status-banner--warning { background: #fff3cd; color: #856404; border-bottom: 1px solid #ffeeba; }

/* ── Cards ────────────────────────────────────────────────────────────────────── */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.card__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

/* ── Tables ───────────────────────────────────────────────────────────────────── */

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--color-surface);
}

thead th {
  background: var(--color-primary);
  color: #fff;
  padding: 0.6rem 0.875rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background 0.1s;
}

tbody tr:hover { background: #f0f4f8; }

tbody td {
  padding: 0.55rem 0.875rem;
  vertical-align: middle;
}

.empty-row td { color: var(--color-text-muted); text-align: center; padding: 1.5rem; }

/* ── Forms ────────────────────────────────────────────────────────────────────── */

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text);
  background: var(--color-surface);
  width: 100%;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(42,127,193,0.15);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.form-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1rem;
  flex-wrap: wrap;
}

/* ── Buttons ──────────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
  white-space: nowrap;
}

.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn--primary   { background: var(--color-primary); color: #fff; }
.btn--primary:hover:not(:disabled) { background: var(--color-primary-dark); }

.btn--accent    { background: var(--color-accent); color: #fff; }
.btn--accent:hover:not(:disabled) { background: #1e6da8; }

.btn--danger    { background: var(--color-danger); color: #fff; }
.btn--danger:hover:not(:disabled) { background: #a93226; }

.btn--secondary { background: var(--color-border); color: var(--color-text); }
.btn--secondary:hover:not(:disabled) { background: #b8c2cf; }

.btn--ghost {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover:not(:disabled) { background: var(--color-bg); }

.btn--sm { padding: 0.3rem 0.65rem; font-size: 0.78rem; }

/* ── Badges ───────────────────────────────────────────────────────────────────── */

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.badge--green  { background: #d4edda; color: #155724; }
.badge--amber  { background: #fff3cd; color: #856404; }
.badge--red    { background: #f8d7da; color: #721c24; }
.badge--grey   { background: #e2e8f0; color: #4a5568; }
.badge--blue   { background: #cce5ff; color: #004085; }

/* ── KPI Cards (Dashboard) ────────────────────────────────────────────────────── */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  box-shadow: var(--shadow);
}

.kpi-card__value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.kpi-card__label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kpi-card--warning .kpi-card__value { color: var(--color-warning); }
.kpi-card--danger  .kpi-card__value { color: var(--color-danger); }
.kpi-card--success .kpi-card__value { color: var(--color-success); }

/* ── Toolbar ──────────────────────────────────────────────────────────────────── */

.toolbar {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.toolbar input[type="text"],
.toolbar select {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.45rem 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text);
  background: var(--color-surface);
}

/* ── Login Page ───────────────────────────────────────────────────────────────── */

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.10);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 380px;
}

.login-card__logo {
  text-align: center;
  margin-bottom: 1.5rem;
}

.login-card__logo h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.login-card__logo p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* ── Misc ─────────────────────────────────────────────────────────────────────── */

.loading-message { color: var(--color-text-muted); padding: 1rem 0; font-style: italic; }
.error-message   { color: var(--color-danger); padding: 1rem 0; }

.section-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1.25rem 0;
}

.text-muted  { color: var(--color-text-muted); }
.text-danger { color: var(--color-danger); }
.text-right  { text-align: right; }

/* ── Responsive ───────────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .app-nav { transform: translateX(-100%); transition: transform 0.25s; }
  .app-nav.open { transform: translateX(0); }
  .app-main { margin-left: 0; }
  .app-content { padding: 1rem; }
  .form-grid { grid-template-columns: 1fr; }
}