/* ── Variables ────────────────────────────────────────────────────── */
:root {
  --primary:       #1565c0;
  --primary-dark:  #0d47a1;
  --accent:        #fcb900;
  --surface:       #ffffff;
  --bg:            #f5f5f5;
  --border:        rgba(0,0,0,0.12);
  --text:          rgba(0,0,0,0.87);
  --text-muted:    rgba(0,0,0,0.54);
  --shadow:        0 2px 4px rgba(0,0,0,0.1);
  --radius:        4px;
  --nav-width:     220px;
  --toolbar-h:     64px;
  --font:          'Roboto', sans-serif;
}

/* ── Reset / Base ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
}
a { color: inherit; text-decoration: none; }
[x-cloak] { display: none !important; }

/* ── Layout shell ─────────────────────────────────────────────────── */
.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}
.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* ── Sidenav ──────────────────────────────────────────────────────── */
.sidenav {
  width: var(--nav-width);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  transition: transform 0.25s ease;
}
.sidenav-header {
  padding: 16px;
  background: var(--accent);
  color: #000;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.35;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.nav-list {
  list-style: none;
  flex: 1;
  padding: 8px 0;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  height: 48px;
  color: var(--text);
  border-radius: 0;
  transition: background 0.15s;
  cursor: pointer;
  font-size: 14px;
}
.nav-item:hover  { background: rgba(0,0,0,0.06); }
.nav-item.active { background: rgba(0,0,0,0.08); font-weight: 500; }
.nav-item .material-icons { font-size: 20px; color: var(--text-muted); }
.nav-group-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  height: 48px;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s;
  user-select: none;
}
.nav-group-header:hover { background: rgba(0,0,0,0.06); }
.nav-group-header .material-icons { font-size: 20px; color: var(--text-muted); }
.nav-group-header .chevron { margin-left: auto; font-size: 18px; transition: transform 0.2s; }
.nav-group-header .chevron.open { transform: rotate(180deg); }
.nav-group-items { padding: 0; }
.nav-group-items .nav-item { padding-left: 32px; }
.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 9px;
  background: #e53935;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  margin-left: 4px;
}
.sidenav-footer {
  border-top: 1px solid var(--border);
  padding: 4px 0;
}
.sidenav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 99;
}

/* ── Main content ─────────────────────────────────────────────────── */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  min-width: 0;
}

/* ── Toolbar ──────────────────────────────────────────────────────── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: var(--toolbar-h);
  padding: 0 16px;
  background: #546e7a;
  color: #fff;
  flex-shrink: 0;
  z-index: 10;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.toolbar-title { font-size: 18px; font-weight: 500; }
.spacer { flex: 1; }
.hamburger {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: background 0.15s;
}
.hamburger:hover { background: rgba(255,255,255,0.15); }
.hamburger .material-icons { font-size: 24px; display: block; }
.user-info {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #fff;
  border-radius: var(--radius);
  padding: 4px 8px;
  transition: background 0.15s;
  font-size: 14px;
}
.user-info:hover { background: rgba(255,255,255,0.15); }
.user-info .material-icons { font-size: 20px; }
.user-name { font-weight: 500; }
.user-sub  { opacity: 0.75; font-size: 12px; }
.role-badge {
  background: rgba(255,255,255,0.25);
  border-radius: var(--radius);
  padding: 2px 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ── Messages ─────────────────────────────────────────────────────── */
.messages-container { padding: 12px 24px 0; display: flex; flex-direction: column; gap: 8px; }
.message {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 14px;
}
.message-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #a5d6a7; }
.message-error   { background: #ffebee; color: #c62828; border: 1px solid #ef9a9a; }
.message-warning { background: #fff8e1; color: #f57f17; border: 1px solid #ffe082; }
.message-info    { background: #e3f2fd; color: #1565c0; border: 1px solid #90caf9; }
.message-close   { background: none; border: none; cursor: pointer; font-size: 18px; opacity: 0.6; padding: 0 4px; }
.message-close:hover { opacity: 1; }

/* ── Page container ───────────────────────────────────────────────── */
.page-content  { padding: 24px; }
.page-header   { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.page-title    { font-size: 20px; font-weight: 500; }

/* ── Cards ────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}
.card-header {
  padding: 16px 20px 12px;
  font-size: 16px;
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}
.card-body   { padding: 20px; }
.card-footer { padding: 12px 20px; border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-end; }

/* ── Buttons ──────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  height: 36px;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, box-shadow 0.15s;
  text-decoration: none;
  letter-spacing: 0.3px;
}
.btn-primary   { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); box-shadow: 0 2px 4px rgba(0,0,0,0.2); }
.btn-outline   { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: rgba(21,101,192,0.06); }
.btn-danger, a.btn-danger    { background: #c62828; color: #fff !important; }
.btn-danger:hover, a.btn-danger:hover { background: #b71c1c; }
.btn-sm { height: 28px; padding: 0 10px; font-size: 13px; }
.btn .material-icons { font-size: 16px; }

/* ── Forms ────────────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.form-grid .full { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 12px; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.4px; }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  background: var(--surface);
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(21,101,192,0.15);
}
.form-group input[readonly],
.form-group select[disabled] { background: #f5f5f5; color: var(--text-muted); }
.form-group .errorlist { list-style: none; color: #c62828; font-size: 12px; margin-top: 2px; }
.checkbox-group { flex-direction: row; align-items: center; gap: 8px; }
.checkbox-group label { text-transform: none; font-size: 14px; font-weight: 400; letter-spacing: 0; }
.checkbox-group input[type=checkbox] { width: 16px; height: 16px; cursor: pointer; }

/* ── Custom tooltips ──────────────────────────────────────────────── */
[data-tooltip] {
  position: relative;
  cursor: help;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  font-size: 13px;
  line-height: 1.45;
  padding: 6px 10px;
  border-radius: 4px;
  white-space: pre-wrap;
  max-width: 340px;
  width: max-content;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
  pointer-events: none;
  opacity: 0;
  transition: opacity .15s;
  z-index: 200;
}
[data-tooltip]:hover::after { opacity: 1; }

/* ── Search bar ───────────────────────────────────────────────────── */
.search-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.search-input-wrap { position: relative; flex: 1; min-width: 200px; }
.search-input-wrap .material-icons {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 18px;
  pointer-events: none;
}
.search-input {
  width: 100%;
  padding: 8px 10px 8px 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 14px;
  outline: none;
}
.search-input:focus { border-color: var(--primary); }
.filter-select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 14px;
  background: var(--surface);
  outline: none;
  cursor: pointer;
}
.filter-select:focus { border-color: var(--primary); }

/* ── Tables ───────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  background: #fafafa;
}
.data-table th.sortable {
  cursor: pointer;
  user-select: none;
}
.data-table th.sortable:hover {
  background: #f0f0f0;
  color: var(--primary);
}
.data-table th .sort-icon {
  font-size: 14px;
  vertical-align: middle;
  opacity: 0.7;
}
/* Person suggestion dropdown */
.person-suggest-dropdown {
  position: absolute;
  z-index: 200;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  max-height: 240px;
  overflow-y: auto;
  width: 100%;
  top: calc(100% + 2px);
  left: 0;
}
.person-suggest-item {
  padding: 8px 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.person-suggest-item:hover {
  background: #f5f5f5;
}

.data-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data-table tbody tr:hover { background: rgba(0,0,0,0.025); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table td a { color: var(--primary); }
.data-table td a:hover { text-decoration: underline; }
.data-table .actions { display: flex; gap: 4px; }

/* ── Chips ────────────────────────────────────────────────────────── */
.chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}
.chip-member      { background: #e3f2fd; color: #1565c0; }
.chip-honorary    { background: #f3e5f5; color: #6a1b9a; }
.chip-junior      { background: #e8f5e9; color: #2e7d32; }
.chip-collective  { background: #fff8e1; color: #f57f17; }
.chip-info        { background: #fce4ec; color: #880e4f; }
.chip-active      { background: #e8f5e9; color: #2e7d32; }
.chip-terminated  { background: #ffebee; color: #c62828; }
.icon-paid   { color: #2e7d32; font-size: 18px; vertical-align: middle; }
.icon-unpaid { color: #c62828; font-size: 18px; vertical-align: middle; }

/* ── Login page ───────────────────────────────────────────────────── */
.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  overflow: hidden;
}
.login-header {
  background: #546e7a;
  color: #fff;
  padding: 24px;
  text-align: center;
}
.login-header h1 { font-size: 18px; font-weight: 500; line-height: 1.4; }
.login-body { padding: 24px; display: flex; flex-direction: column; gap: 16px; }
.login-error {
  padding: 10px 12px;
  background: #ffebee;
  color: #c62828;
  border-radius: var(--radius);
  font-size: 13px;
}
.login-submit { width: 100%; height: 40px; font-size: 15px; }
.login-footer { padding: 8px 24px 16px; text-align: center; font-size: 13px; }
.login-footer a { color: var(--primary); text-decoration: none; }
.login-footer a:hover { text-decoration: underline; }
.login-info {
  padding: 10px 12px;
  background: #e8f5e9;
  border-left: 3px solid #4caf50;
  border-radius: 2px;
  font-size: 13px;
}

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidenav {
    position: fixed;
    top: var(--toolbar-h); left: 0;
    height: calc(100vh - var(--toolbar-h));
    z-index: 100;
    transform: translateX(-100%);
    box-shadow: 2px 0 8px rgba(0,0,0,0.2);
  }
  .sidenav.open { transform: translateX(0); }
  .hamburger    { display: flex; }
  .d-hide-mobile { display: none !important; }
  .page-content  { padding: 16px; }
  .form-grid { grid-template-columns: 1fr; }
}