/*
 * ROS — Shared Design System
 * The Spatialists · https://thespatialists.studio
 *
 * Single source of truth for:
 *   - Brand fonts
 *   - CSS reset
 *   - Design tokens (brand palette, UI surfaces, typography)
 *   - All shared UI components
 *
 * Layout skeleton (sidebar, topbar, main) lives in admin/_header.php <style>.
 * Page-specific styles live in per-page <style> blocks.
 */

/* ── Google Fonts fallback (Inter) ───────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

/* ── Brand Fonts (local) ─────────────────────────────────── */
@font-face {
  font-family: 'GeneralSans';
  src: url('../fonts/GeneralSans-Regular.woff2') format('woff2'),
       url('../fonts/GeneralSans-Regular.woff') format('woff');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'GeneralSans';
  src: url('../fonts/GeneralSans-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'GeneralSans';
  src: url('../fonts/GeneralSans-Semibold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

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

/* ── Design Tokens ───────────────────────────────────────── */
:root {
  /* Brand palette */
  --brand-green:  #9bf000;
  --brand-navy:   #020381;
  --brand-orange: #fe4708;
  --brand-black:  #141211;
  --brand-white:  #fefefe;

  /* Typography */
  --font: 'GeneralSans', 'Inter', -apple-system, 'Helvetica Neue', sans-serif;

  /* Radius scale */
  --r:    8px;
  --r-lg: 12px;

  /* UI surfaces */
  --bg:      #f6f5f2;
  --surface: #ffffff;
  --border:  #b8b5ae;

  /* Text */
  --text:  #141211;
  --muted: #84827c;

  /* Status */
  --success: #1e6b3e;
  --danger:  #c94f3a;

  /* Sidebar */
  --sidebar-w:        232px;
  --sidebar-bg:       #141211;
  --sidebar-text:     rgba(255,255,255,0.52);
  --sidebar-hover-bg: rgba(255,255,255,0.07);
  --sidebar-border:   rgba(255,255,255,0.09);

  /* Brand assets */
  --logo-white: url('/assets/img/251112_TS_LOGO_DEF_white.png');

  /* Layer / entity colors — single source of truth */
  --layer-org:         #378ADD;
  --layer-gebaeude:    #BA7517;
  --layer-team:        #639922;
  --layer-mitarbeiter: #7F77DD;
}

/* ── iOS standalone safe-area support ───────────────────── */
/* Applies only when running as home-screen web app          */
@media all and (display-mode: standalone) {
  aside {
    padding-top: env(safe-area-inset-top);
  }
  .topbar {
    padding-top: env(safe-area-inset-top);
  }
  body > .login-wrap,
  body > .wrap {
    padding-top: max(24px, env(safe-area-inset-top));
  }
}

/* ── Base ────────────────────────────────────────────────── */
html {
  overflow-x: clip; /* prevent any child from widening the page on iOS Safari */
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  max-width: 100%;
}

/* ── Cards ───────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
  margin-bottom: 20px;
  overflow-x: auto;
}

.card-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--muted);
  margin-bottom: 14px;
  font-weight: 500;
}

.card-grid-2 { display: grid; grid-template-columns: 1fr 1fr;     gap: 16px; margin-bottom: 16px; align-items: start; }
.card-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-bottom: 16px; align-items: start; }

/* Constrained-width cards for sparse tables */
.card-narrow { max-width: 50vw; }
.card-mid    { max-width: 70vw; }
@media (max-width: 1024px) {
  .card-narrow,
  .card-mid { max-width: 100%; }
}

/* ── Stats ───────────────────────────────────────────────── */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 20px;
}

.stat-num   { font-size: 30px; font-weight: 600; line-height: 1; margin-bottom: 4px; letter-spacing: -0.02em; }
.stat-label { font-size: 12px; color: var(--muted); }

.stats-mini { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.stat-sm    { padding: 10px 14px !important; }
.stat-sm .stat-num { font-size: 18px !important; }

/* ── Table ───────────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; font-size: 13px; }

th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--muted);
  font-weight: 500;
  padding: 0 14px 10px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 15px;
  border-radius: 20px;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  transition: background .15s, border-color .15s, color .15s;
  white-space: nowrap;
  line-height: 1.4;
}
.btn:hover { background: var(--bg); }

.btn-sm { padding: 4px 10px; font-size: 12px; }

.btn-primary { background: var(--brand-black); color: var(--brand-white); border-color: var(--brand-black); }
.btn-primary:hover { background: #2c2a28; border-color: #2c2a28; }

.btn-green { background: var(--brand-green); color: var(--brand-black); border-color: var(--brand-green); }
.btn-green:hover { background: #88d400; border-color: #88d400; }

.btn-danger { color: var(--danger); border-color: transparent; background: transparent; }
.btn-danger:hover { background: #fdf0ee; }

.btn-secondary { background: var(--surface); color: var(--muted); border-color: var(--border); }
.btn-secondary:hover { background: var(--bg); color: var(--text); }

/* ── Alerts ──────────────────────────────────────────────── */
.alert { padding: 12px 16px; border-radius: var(--r); margin-bottom: 16px; font-size: 13px; }
.alert-success { background: #edf7f2; border: 1px solid #a0dfc0; color: var(--success); }
.alert-error   { background: #fdf0ee; border: 1px solid #f5c4b3; color: var(--danger); }
.alert-warning { background: #fff4ec; border: 1px solid #ffc49e; color: #7a3a00; }

/* ── Forms — .form-group (full-width, labelled) ──────────── */
.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 5px;
}

.form-group input[type=text],
.form-group input[type=number],
.form-group input[type=email],
.form-group input[type=date],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color .15s, background .15s, box-shadow .15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--brand-black);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(155,240,0,.18);
}

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

/* Aliases used in older markup — prefer .form-group children */
.form-label  { display: block; font-size: 12px; font-weight: 500; color: var(--muted); margin-bottom: 5px; }
.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.form-control:focus {
  border-color: var(--brand-black);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(155,240,0,.18);
}

/* ── Forms — .form-ctrl (compact, inline) ────────────────── */
.form-ctrl {
  width: 100%;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font);
  font-size: 13px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color .15s;
}
.form-ctrl:focus { border-color: var(--text); }
.form-lbl { font-size: 12px; color: var(--muted); margin-bottom: 4px; display: block; }
textarea.form-ctrl { min-height: 52px; resize: vertical; }

/* ── Badges ──────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .02em;
}

/* ROS dimension badges */
.badge-perf  { background: #ddeeff; color: #0a3d7a; }
.badge-emp   { background: #eeedfe; color: #3c3489; }
.badge-brand { background: #fbeaf0; color: #72243e; }
.badge-eff   { background: #fef2e0; color: #7a3d00; }
.badge-tal   { background: #eaf3de; color: #2a5210; }
.badge-sust  { background: #dcf5ed; color: #085041; }

/* Status badges */
.badge-active    { background: rgba(155,240,0,.2); color: #3a5800; }
.badge-draft     { background: var(--bg); color: var(--muted); border: 1px solid var(--border); }
.badge-completed { background: #e8f4fd; color: #0a3d7a; }
.badge-archived  { background: #f0efeb; color: var(--muted); }

/* ── Utilities ───────────────────────────────────────────── */
.text-muted   { color: var(--muted); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.ok   { color: var(--success); font-weight: 500; }
.fail { color: var(--danger);  font-weight: 500; }

/* ── Page meta line ──────────────────────────────────────── */
.page-meta { font-size: 13px; color: var(--muted); margin: -12px 0 16px; }

/* ── Page tabs ───────────────────────────────────────────── */
.page-tabs {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
  padding: 10px 20px 14px 0;
  margin-bottom: 20px;
  counter-reset: tab-counter;
}

.page-tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 14px 5px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 400;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--muted);
  text-decoration: none;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  font-family: inherit;
  counter-increment: tab-counter;
  transition: border-color .15s, background .15s, color .15s;
}

.page-tab::before {
  content: counter(tab-counter);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  font-family: monospace;
  background: rgba(0,0,0,.08);
}

.page-tab.active {
  background: var(--brand-green);
  border-color: var(--brand-green);
  color: var(--text);
  font-weight: 500;
}
.page-tab.active::before { background: rgba(0,0,0,.12); }
.page-tab:hover:not(.active) { border-color: var(--text); color: var(--text); }

.page-tab-disabled { opacity: .35; cursor: default; pointer-events: none; }
.page-tabs-spacer  { flex: 1; }

/* ── SVG icon utility ────────────────────────────────────── */
/* Apply to every <svg> icon element — use <use href="#icon-NAME"/> for shapes */
.svg-icon { flex-shrink: 0; display: inline-block; vertical-align: middle; }

/* ── Icon button (small square action button) ────────────── */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--r);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  transition: background .15s, color .15s, border-color .15s;
  flex-shrink: 0;
}
.icon-btn:hover { background: var(--bg); color: var(--text); border-color: var(--text); }
.icon-btn.danger:hover { color: var(--danger); border-color: var(--danger); background: #fdf0ee; }

.tgl-btn {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 400;
  font-family: inherit;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color .15s, color .15s;
}
.tgl-btn:hover { border-color: var(--text); color: var(--text); }
.tgl-btn.danger { color: var(--danger); border-color: var(--danger); }
.tgl-btn.danger:hover { color: var(--danger); border-color: var(--danger); background: #fdf0ee; }

/* ── Page toolbar ────────────────────────────────────────── */
.page-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  gap: 8px;
  flex-wrap: wrap;
}
.page-toolbar-left,
.page-toolbar-right { display: flex; align-items: center; gap: 6px; }

/* ── Header row ──────────────────────────────────────────── */
.header-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 8px; flex-wrap: wrap; }

/* ── Section / collapsible head ──────────────────────────── */
.section-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  background: var(--bg);
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid transparent;
}
.section-head.open     { border-bottom-color: var(--border); }
.section-head:hover    { background: #efefed; }
.section-head-toggle   { font-size: 10px; color: var(--muted); width: 12px; }
.section-head-label    { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; flex: 1; }
.section-head-meta     { font-size: 11px; color: var(--muted); }

/* ── Level section (collapsible content block) ───────────── */
.level-section {
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface);
}

/* ── Progress bar ────────────────────────────────────────── */
.prog-bar  { height: 5px; background: var(--border); border-radius: 3px; }
.prog-fill { height: 100%; background: var(--success, #1a7a4a); border-radius: 3px; }

/* ── Status pills ────────────────────────────────────────── */
.status-pill    { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 500; }
.pill-waiting   { background: #f1efe8; color: #5f5e5a; }
.pill-invited   { background: #f1efe8; color: #5f5e5a; }
.pill-started   { background: #faeeda; color: #633806; }
.pill-completed { background: #eaf3de; color: #27500a; }
.pill-done      { background: #e8f4fd; color: #0a3d7a; }
.pill-open      { background: var(--bg); color: var(--muted); border: 1px solid var(--border); }

/* ── Save dot (inline autosave indicator) ────────────────── */
.save-dot         { width: 6px; height: 6px; border-radius: 50%; background: transparent; flex-shrink: 0; margin-top: 7px; transition: background .2s; }
.save-dot.saving  { background: #f0a500; }
.save-dot.saved   { background: #1a7a4a; }
.save-dot.error   { background: var(--danger); }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 400;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal {
  background: var(--surface);
  border-radius: 12px;
  width: 100%; max-width: 720px;
  box-shadow: 0 8px 40px rgba(0,0,0,.25);
  overflow: hidden;
}
.modal-sm { max-width: 520px; }
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-size: 15px; font-weight: 500; }
.modal-close {
  background: none; border: none; font-size: 20px; cursor: pointer;
  color: var(--muted); padding: 2px 6px; border-radius: 4px; line-height: 1;
  transition: color .15s, background .15s;
}
.modal-close:hover { background: var(--bg); color: var(--text); }
.modal-body   { padding: 20px; }
.modal-meta   { padding: 12px 20px 14px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; border-bottom: 1px solid var(--border); background: #fafaf8; }
.modal-footer { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .stats        { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .stat-num     { font-size: 24px; }
  .card-grid-2,
  .card-grid-3  { grid-template-columns: 1fr; }

  /* admin/index.php overview */
  .overview-grid { grid-template-columns: 1fr !important; }
  .recent-grid   { grid-template-columns: 1fr !important; }
  .survey-prog   { display: none; }
  .survey-activity { width: auto; }

  /* admin/dashboard.php */
  .dash-grid,
  .dash-grid-3   { grid-template-columns: 1fr !important; }
}

@media (max-width: 480px) {
  table  { font-size: 12px; }
  th, td { padding: 8px 10px; }
}

/* ─────────────────────────────────────────────────────────────
   File viewer modal
   ──────────────────────────────────────────────────────────── */
.viewer-modal {
  width:92vw; max-width:1200px; height:90vh;
  display:flex; flex-direction:column; padding:0; overflow:hidden;
}
.viewer-header {
  display:flex; align-items:center; gap:8px;
  padding:10px 14px; border-bottom:1px solid var(--border);
  flex-shrink:0; background:var(--surface);
}
.viewer-title {
  flex:1; min-width:0; font-size:13px; font-weight:500;
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.viewer-body {
  flex:1; min-height:0; overflow:auto; background:#e0e0e0;
  position:relative; -webkit-overflow-scrolling:touch;
  display:flex; align-items:flex-start; justify-content:flex-start;
}
.viewer-spinner {
  position:absolute; top:0; left:0; right:0; bottom:0;
  display:flex; align-items:center; justify-content:center;
  background:#e0e0e0; color:var(--muted); font-size:13px;
  z-index:2;
}
/* Spacer: sized by JS to fitW*scale × fitH*scale so overflow:auto scrolls correctly.
   margin:auto centres it when smaller than viewer-body. */
#viewer-spacer { margin:auto; flex-shrink:0; display:flex; align-items:center; justify-content:center; }
#viewer-scaler { transform-origin:center center; flex-shrink:0; }
#viewer-object { width:100%; height:100%; display:block; }
#viewer-img    { display:block; }
.viewer-zoom-btn {
  flex-shrink:0;
  width:28px; height:28px;
  border:1px solid var(--border); border-radius:20px;
  background:var(--surface); color:var(--text);
  font-size:16px; line-height:1;
  display:inline-flex; align-items:center; justify-content:center;
  cursor:pointer; padding:0;
  transition:background .15s;
}
.viewer-zoom-btn:hover { background:var(--bg); }

/* ─────────────────────────────────────────────────────────────
   File panel (entity file lists — buildings, teams)
   ──────────────────────────────────────────────────────────── */
.file-row {
  display:flex; align-items:center; gap:6px;
  padding:5px 0; border-bottom:1px solid var(--border); font-size:12px;
}
.file-row:last-child { border-bottom:none; }
.file-row .fn-preview {
  flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
  cursor:pointer; color:var(--text);
}
.file-row .fn-preview:hover { text-decoration:underline dotted; color:#BA7517; }
.file-phase-badge {
  font-size:10px; padding:1px 6px; border-radius:10px;
  background:var(--surface); border:1px solid var(--border);
  color:var(--muted); flex-shrink:0; white-space:nowrap;
}
.drag-handle {
  cursor:grab; color:var(--muted); font-size:14px; flex-shrink:0;
  padding:0 2px; user-select:none; line-height:1;
}
.drag-handle:active { cursor:grabbing; }
.file-row.drag-over { border-top:2px solid #378ADD; }
.file-row[draggable] { cursor:default; }
.upload-area {
  display:flex; align-items:center; gap:8px; flex-wrap:wrap; margin-top:6px;
}
.upload-trigger {
  display:flex; align-items:center; gap:6px; cursor:pointer;
  font-size:12px; color:#BA7517; border:1.5px dashed #BA7517;
  border-radius:6px; padding:6px 10px; transition:background .12s;
}
.upload-trigger:hover { background:#fdf6ee; }
.upload-trigger.team  { color:#639922; border-color:#639922; }
.upload-trigger.team:hover { background:#f4faea; }

/* ─────────────────────────────────────────────────────────────
   Building document cards (Gebäude tab — project_detail + client_detail)
   ──────────────────────────────────────────────────────────── */
.bld-doc-card { border:1px solid var(--border); border-radius:8px; overflow:hidden;
                background:var(--surface); margin-bottom:10px; }
.bld-doc-header { display:flex; align-items:center; gap:10px; padding:10px 14px;
                  background:var(--bg); border-bottom:1px solid var(--border); }
.bld-doc-body { padding:0 14px 10px; }
.bld-file-section { margin-top:10px; }
.bld-file-sec-head { display:flex; align-items:center; justify-content:space-between;
                     font-size:11px; font-weight:600; text-transform:uppercase;
                     letter-spacing:.05em; color:var(--muted); margin-bottom:4px;
                     padding-bottom:3px; border-bottom:1px solid var(--border); }
.bld-file-list { margin-top:2px; }
.bld-file-empty { font-size:12px; color:var(--muted); margin:4px 0; }

/* ─────────────────────────────────────────────────────────────
   Admin layout skeleton (sidebar, topbar, content)
   Previously inlined in _header.php — single source of truth.
   ──────────────────────────────────────────────────────────── */

/* ── Sidebar ─────────────────────────────────────────────── */
aside {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 200;
  transition: transform .25s cubic-bezier(.4,0,.2,1);
}

.sidebar-brand {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--sidebar-border);
  text-decoration: none;
  display: block;
  cursor: pointer;
}

.sidebar-brand-logo {
  display: block;
  width: 180px;
  max-width: 100%;
  height: 44px;
  margin-bottom: 14px;
  background-image: var(--logo-white);
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: left center;
}

.sidebar-brand-org {
  display: block;
  font-size: 10px;
  font-weight: 400;
  color: var(--sidebar-text);
  margin-top: 5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

nav {
  padding: 8px 0;
  flex: 1;
}

nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 400;
  transition: color .15s, background .15s;
}

nav a:hover {
  background: var(--sidebar-hover-bg);
  color: rgba(255,255,255,.88);
}

nav a svg {
  flex-shrink: 0;
  opacity: .55;
  transition: opacity .15s;
}

nav a:hover svg { opacity: .85; }

nav a.active {
  background: var(--brand-green);
  color: var(--brand-black);
  font-weight: 500;
}

nav a.active svg { opacity: 1; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-footer a {
  font-size: 12px;
  color: var(--sidebar-text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: color .15s;
}

.sidebar-footer a:hover { color: var(--brand-orange); }

.sidebar-imprint {
  font-size: 11px;
  color: var(--sidebar-text);
  line-height: 1.6;
}

/* ── Mobile overlay ──────────────────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20,18,17,.55);
  z-index: 190;
  backdrop-filter: blur(2px);
}

/* ── Main layout ─────────────────────────────────────────── */
main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
}

/* ── Topbar ──────────────────────────────────────────────── */
.topbar {
  background: var(--bg);
  padding: 16px 0 16px 16px;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
}

/* Default title for pages without a slot */
.topbar-default {
  display: flex; align-items: center; gap: 10px;
  padding-bottom: 20px;
}
.topbar-default h1 {
  font-size: 22px; font-weight: 600;
  color: var(--text); margin: 0;
}
.topbar-pill {
  font-size: 11px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 3px 9px;
  border-radius: 20px;
}

/* Slot overrides */
.topbar .page-meta { margin-top: 0; }
.topbar .page-tabs { margin-bottom: 0; }

/* Hamburger — mobile only */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  padding: 4px;
  border-radius: 6px;
  line-height: 0;
  transition: background .15s;
}
.hamburger:hover { background: var(--bg); }

/* ── Content ─────────────────────────────────────────────── */
.content { padding: 24px 32px 32px; flex: 1; }

/* ── Mobile layout ───────────────────────────────────────── */
@media (max-width: 768px) {
  aside {
    transform: translateX(calc(-1 * var(--sidebar-w)));
    box-shadow: none;
  }
  aside.open {
    transform: translateX(0);
    box-shadow: 8px 0 32px rgba(0,0,0,.35);
  }
  .sidebar-overlay.open { display: block; }
  main     { margin-left: 0; }
  .hamburger { display: flex; }
  .topbar  { padding: 0 0 16px 16px; padding-top: 0; }
  .topbar.scrolled { box-shadow: 0 4px 16px rgba(0,0,0,.15); }
  .content { padding: 20px 16px; }
}

@media (max-width: 480px) {
  .content { padding: 16px 12px; }
}