/* =========================================================
   Organogramma — UI styles
   ========================================================= */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #ffffff;
  --ink: #1b2430;
  --ink-soft: #5b6675;
  --line: #e3e8f0;
  --line-strong: #cfd6e4;
  --accent: #2f5bea;
  --accent-soft: #eef2ff;
  --chrome: #f7f9fc;
  --danger: #d6455d;
  --ok: #1f9d6b;
  --shadow: 0 1px 2px rgba(20, 33, 61, .06), 0 6px 20px rgba(20, 33, 61, .06);
  --radius: 10px;

  /* department palette */
  --d-Executive:#374151; --d-Commercial:#2f5bea; --d-Finance:#0e9488;
  --d-Operations:#d97706; --d-HR:#db2777; --d-IT:#7c3aed;
  --d-Retail:#2563eb; --d-Buying:#0891b2; --d-EComm:#059669;
  --d-Marketing:#e11d48; --d-Wholesale:#9333ea; --d-Exports:#65a30d;
  --d-Creative:#c026d3; --d-default:#94a3b8;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  font-family: 'Manrope', system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- Top navigation ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 20px;
  background: var(--chrome);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: baseline; gap: 10px;
  font-weight: 800; letter-spacing: -.02em; font-size: 18px;
}
.brand .dot { color: var(--accent); }
.brand small { font-weight: 600; color: var(--ink-soft); font-size: 12px; letter-spacing: .02em; }
.nav { display: flex; gap: 4px; margin-left: 8px; }
.nav a {
  padding: 7px 14px; border-radius: 8px; font-weight: 600; font-size: 14px;
  color: var(--ink-soft);
}
.nav a.active, .nav a:hover { background: var(--accent-soft); color: var(--accent); }
.spacer { flex: 1; }

/* ---------- Toolbar (dashboard) ---------- */
.toolbar {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px;
  padding: 12px 20px; border-bottom: 1px solid var(--line); background: #fff;
}
.field { display: flex; align-items: center; gap: 8px; }
.field label { font-size: 13px; color: var(--ink-soft); font-weight: 600; }
select, input[type=text], input[type=number] {
  font-family: inherit; font-size: 14px; color: var(--ink);
  padding: 8px 12px; border: 1px solid var(--line-strong); border-radius: 8px;
  background: #fff; outline: none; transition: border-color .15s, box-shadow .15s;
}
select:focus, input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.btn {
  font-family: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line-strong);
  background: #fff; color: var(--ink); transition: all .15s;
  display: inline-flex; align-items: center; gap: 7px;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.06); color: #fff; }
.btn.danger { color: var(--danger); border-color: #f0c2cb; }
.btn.danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.icon { padding: 8px 11px; }
.btn-group { display: inline-flex; gap: 0; }
.btn-group .btn { border-radius: 0; border-right-width: 0; }
.btn-group .btn:first-child { border-radius: 8px 0 0 8px; }
.btn-group .btn:last-child { border-radius: 0 8px 8px 0; border-right-width: 1px; }

/* ---------- Chart canvas ---------- */
.chart-wrap { position: relative; width: 100%; height: calc(100vh - 120px); background: #fff; }
.chart-container { width: 100%; height: 100%; background: #fff; }

/* node card */
.org-node {
  box-sizing: border-box; width: 100%; height: 100%;
  background: #fff; border: 1px solid var(--line-strong);
  border-left: 4px solid var(--d-default);
  border-radius: 10px; padding: 12px 14px; position: relative;
  box-shadow: var(--shadow); overflow: hidden;
  display: flex; flex-direction: column; justify-content: center;
  transition: box-shadow .15s, transform .15s;
}
.org-node:hover { box-shadow: 0 4px 10px rgba(20,33,61,.12), 0 12px 28px rgba(20,33,61,.10); }
.org-node.node-dashed { border-style: dashed; }
.node-title { font-weight: 700; font-size: 13.5px; line-height: 1.25; letter-spacing: -.01em; }
.node-name { font-size: 12px; color: var(--accent); font-weight: 600; margin-top: 3px; }
.node-dept { font-size: 10.5px; color: var(--ink-soft); margin-top: 5px; text-transform: uppercase; letter-spacing: .04em; }
.node-count {
  position: absolute; top: 10px; right: 10px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 11px; font-weight: 800; border-radius: 999px;
  min-width: 22px; height: 22px; padding: 0 7px;
  display: inline-flex; align-items: center; justify-content: center;
}
.node-count.zero { background:#fdeaee; color: var(--danger); }

/* legend */
.legend { display: flex; flex-wrap: wrap; gap: 12px; padding: 8px 20px; border-top: 1px solid var(--line); background: var(--chrome); }
.legend span { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--ink-soft); font-weight: 600; }
.legend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }

/* ---------- Management table ---------- */
.page { max-width: 1200px; margin: 0 auto; padding: 24px 20px 80px; }
.page-head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.page-head h1 { font-size: 22px; margin: 0; letter-spacing: -.02em; }
.page-head p { margin: 2px 0 0; color: var(--ink-soft); font-size: 14px; }

.table-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
  text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--ink-soft); padding: 12px 14px; background: var(--chrome); border-bottom: 1px solid var(--line);
}
tbody td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:hover { background: #fafbfe; }
tbody tr:last-child td { border-bottom: none; }
.pill { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); white-space: nowrap; }
.pill.dashed { background: #fff4e6; color: #c2680a; }
.muted { color: var(--ink-soft); }
.row-actions { display: flex; gap: 6px; justify-content: flex-end; }
.search-box { margin-left: auto; min-width: 240px; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(20,33,61,.45);
  display: none; align-items: center; justify-content: center; z-index: 50; padding: 20px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: #fff; border-radius: 14px; width: 100%; max-width: 540px;
  box-shadow: 0 24px 60px rgba(20,33,61,.3); overflow: hidden;
  animation: pop .18s ease-out;
}
@keyframes pop { from { transform: translateY(8px) scale(.98); opacity: 0; } to { transform: none; opacity: 1; } }
.modal h2 { margin: 0; font-size: 18px; padding: 18px 22px; border-bottom: 1px solid var(--line); }
.modal form { padding: 20px 22px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink-soft); margin-bottom: 6px; }
.form-grid input, .form-grid select { width: 100%; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 16px 22px; border-top: 1px solid var(--line); background: var(--chrome); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 10px;
  font-size: 14px; font-weight: 600; opacity: 0; pointer-events: none; transition: all .25s; z-index: 100;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: var(--danger); }

.loading { padding: 60px; text-align: center; color: var(--ink-soft); }

/* ---------- User chip (topbar) ---------- */
.user-chip { display: flex; align-items: center; gap: 10px; }
.user-chip .avatar {
  width: 30px; height: 30px; border-radius: 50%; background: var(--accent);
  color: #fff; font-weight: 800; font-size: 13px;
  display: inline-flex; align-items: center; justify-content: center;
}
.user-chip .uname { font-weight: 700; font-size: 13.5px; color: var(--ink); }
.user-chip .btn.ghost { color: var(--ink-soft); }
.user-chip .btn.ghost:hover { color: var(--danger); }

/* ---------- Login ---------- */
.login-body {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(1200px 600px at 50% -10%, #eef2ff 0%, rgba(238,242,255,0) 60%),
    #ffffff;
  padding: 20px;
}
.login-card {
  width: 100%; max-width: 380px; background: #fff;
  border: 1px solid var(--line); border-radius: 16px;
  box-shadow: 0 20px 50px rgba(20,33,61,.12); padding: 36px 32px;
}
.login-brand { font-size: 26px; font-weight: 800; letter-spacing: -.03em; }
.login-brand .dot { color: var(--accent); }
.login-sub { color: var(--ink-soft); font-size: 14px; margin: 4px 0 24px; }
.login-card label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink-soft); margin: 14px 0 6px; }
.login-card input { width: 100%; }
.login-btn { width: 100%; justify-content: center; margin-top: 24px; padding: 11px; font-size: 15px; }
.login-error {
  background: #fdeaee; color: var(--danger); border: 1px solid #f3c6cf;
  padding: 10px 14px; border-radius: 9px; font-size: 13.5px; font-weight: 600; margin-bottom: 6px;
}
button[disabled] { opacity: .4; cursor: not-allowed; }

/* =========================================================
   Responsive — tablet & mobile
   ========================================================= */

/* Dashboard: flex column ώστε το δέντρο να γεμίζει τον διαθέσιμο χώρο */
body.dash { height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
body.dash .chart-wrap { flex: 1 1 auto; height: auto; min-height: 0; }
body.dash .toolbar { flex: 0 0 auto; }
body.dash .legend { flex: 0 0 auto; }

/* Οι πίνακες κυλούν οριζόντια σε μικρές οθόνες */
.table-card { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-card table { min-width: 720px; }

/* Tablet & κάτω */
@media (max-width: 900px) {
  .topbar { flex-wrap: wrap; gap: 10px 14px; padding: 10px 14px; }
  .nav { order: 3; width: 100%; }
  .nav a { padding: 7px 12px; }
  .toolbar { padding: 10px 14px; gap: 8px; }
  .field { flex: 1 1 220px; }
  .field select { flex: 1; min-width: 0; }
  .page { padding: 18px 14px 80px; }
}

/* Κινητό */
@media (max-width: 560px) {
  .brand { font-size: 16px; }
  .brand small { display: none; }
  .user-chip .uname { display: none; }

  .toolbar { gap: 8px; }
  .field { flex: 1 1 100%; }
  .field label { min-width: 64px; }

  /* Τα κουμπιά εργαλείων σε γραμμή που κυλάει */
  .toolbar .btn, .toolbar .btn-group { flex: 0 0 auto; }
  .toolbar .spacer { display: none; }

  /* Φόρμα modal: μία στήλη */
  .form-grid { grid-template-columns: 1fr; }
  .modal { max-width: 100%; border-radius: 14px 14px 0 0; }
  .modal-backdrop { align-items: flex-end; padding: 0; }

  .page-head { flex-wrap: wrap; }
  .page-head h1 { font-size: 19px; }
  .search-box { min-width: 0; width: 100%; margin-left: 0; order: 5; }
  #addBtn { order: 4; }

  .legend { gap: 8px 12px; overflow-x: auto; white-space: nowrap; flex-wrap: nowrap; }

  .login-card { padding: 28px 22px; }
}

/* Μεγαλύτερες περιοχές αφής για κουμπιά σε touch συσκευές */
@media (hover: none) and (pointer: coarse) {
  .btn { padding: 10px 14px; }
  .btn.icon { padding: 10px 13px; }
  select, input[type=text], input[type=number], input[type=password] { padding: 10px 12px; font-size: 16px; } /* 16px ώστε το iOS να μη κάνει zoom στο focus */
}

/* =========================================================
   Φίλτρο ανά χρώμα (κλικαριστό υπόμνημα)
   ========================================================= */
.legend .legend-hint { color: #9aa4b2; font-weight: 700; cursor: default; }
.legend .legend-chip {
  cursor: pointer; user-select: none; padding: 4px 9px; border-radius: 999px;
  transition: background .15s, color .15s, box-shadow .15s;
}
.legend .legend-chip:hover { background: var(--accent-soft); color: var(--accent); }
.legend .legend-chip.active { background: var(--ink); color: #fff; }
.legend .legend-chip.active i { box-shadow: 0 0 0 2px #fff; }

/* Όταν υπάρχει ενεργό φίλτρο, σβήνουν οι κόμβοι που δεν ταιριάζουν */
.chart-wrap[data-active-dept] .org-node {
  opacity: .14; filter: grayscale(.35);
  transition: opacity .2s ease, filter .2s ease;
}

/* Το δέντρο να μένει μέσα στο πλαίσιό του ώστε το υπόμνημα να είναι κλικαριστό */
.chart-wrap { overflow: hidden; position: relative; z-index: 1; }
.legend { position: relative; z-index: 5; }