/* ════════════════════════════════════════════════
   APP SHELL — Nexunova RMS v2.2
   Redesigned: Operator-first sidebar with action
   buttons, clean logo, mobile overlay support
════════════════════════════════════════════════ */

/* ── SIDEBAR ──────────────────────────────────── */
.sb {
  width: var(--nav-w);
  background: rgba(255,255,255,0.025);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border-right: 1px solid rgba(255,255,255,0.06);
  box-shadow: 1px 0 0 rgba(255,255,255,0.03);
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 100;
  transition: width 0.26s var(--ease), transform 0.26s var(--ease);
  will-change: width, transform;
  overflow: hidden;
}

/* Collapsed state */
.sb.collapsed {
  width: 64px;
}
.sb.collapsed .sb-bname,
.sb.collapsed .sb-bsub,
.sb.collapsed .sb-uname,
.sb.collapsed .sb-urole,
.sb.collapsed .ni > span:not(.ni-ic),
.sb.collapsed .ni-bdg,
.sb.collapsed .nav-sec,
.sb.collapsed #bk-reminder,
.sb.collapsed .btn-out span,
.sb.collapsed .sb-act-lbl,
.sb.collapsed .sb-act-section-label {
  opacity: 0;
  pointer-events: none;
  width: 0;
  overflow: hidden;
  white-space: nowrap;
}
.sb.collapsed .sb-brand { padding: 20px 12px 16px; justify-content: center; }
.sb.collapsed .sb-logo  { margin: 0 auto; }
.sb.collapsed .sb-user  { padding: 10px 12px; justify-content: center; }
.sb.collapsed .sb-av    { margin: 0 auto; }
.sb.collapsed .sb-nav   { padding: 10px 8px; }
.sb.collapsed .ni       { justify-content: center; padding: 10px 0; gap: 0; }
.sb.collapsed .ni-ic    { width: auto; font-size: 17px; }
.sb.collapsed .sb-bot   { padding: 10px 8px; }
.sb.collapsed .btn-out  { padding: 8px 0; justify-content: center; }
.sb.collapsed .sb-actions { padding: 4px; gap: 4px; }
.sb.collapsed .sb-act-btn {
  padding: 9px 0;
  justify-content: center;
  border-radius: var(--rm);
  gap: 0;
}
.sb.collapsed .sb-act-icon { font-size: 18px; }

/* Tooltip on collapsed items */
.sb.collapsed .ni {
  position: relative;
}
.sb.collapsed .ni::after {
  content: attr(data-label);
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background: #1e2435;
  color: rgba(255,255,255,0.9);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: var(--rs);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.08);
  z-index: 200;
}
.sb.collapsed .ni:hover::after { opacity: 1; }

/* Tooltip for collapsed action buttons */
.sb.collapsed .sb-act-btn::after {
  content: attr(data-label);
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background: #1e2435;
  color: rgba(255,255,255,0.9);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: var(--rs);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.08);
  z-index: 200;
}
.sb.collapsed .sb-act-btn:hover::after { opacity: 1; }
.sb.collapsed .sb-act-btn { position: relative; }

/* Main area shifts when sidebar collapses */
.sb.collapsed ~ .main { margin-left: 64px; }

/* ── BRAND AREA ── */
.sb-brand {
  padding: 16px 16px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  position: relative;
}

/* Logo — clean, no gradient background */
.sb-logo {
  width: 40px;
  height: 40px;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: visible;
}
.sb-logo img,
.sb-logo svg {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.sb-bname {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.92);
  letter-spacing: -0.3px;
  white-space: nowrap;
  transition: opacity 0.2s, width 0.26s var(--ease);
  line-height: 1.2;
}
.sb-bsub {
  font-size: 9px;
  color: rgba(255,255,255,0.35);
  font-weight: 500;
  letter-spacing: 0.12em;
  margin-top: 2px;
  font-family: var(--font);
  white-space: nowrap;
  transition: opacity 0.2s;
  text-transform: uppercase;
}

/* Toggle button */
.sb-toggle {
  position: absolute;
  right: -13px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px; height: 26px;
  background: #1a1f2e;
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: rgba(255,255,255,0.35);
  font-size: 11px;
  z-index: 101;
  transition: all 0.15s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.sb-toggle:hover { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.8); border-color: rgba(255,255,255,0.15); }
.sb.collapsed .sb-toggle .toggle-icon { transform: rotate(180deg); }
.toggle-icon { display: inline-block; transition: transform 0.26s var(--ease); }

/* ── USER PROFILE ── */
.sb-user {
  padding: 9px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  gap: 9px;
  background: rgba(255,255,255,0.03);
  flex-shrink: 0;
  transition: padding 0.26s var(--ease);
}
.sb-av {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--nxn-cyan), var(--nxn-purple));
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: white;
  flex-shrink: 0; letter-spacing: 0.5px;
  box-shadow: 0 0 0 1.5px rgba(255,255,255,0.12);
  transition: margin 0.26s var(--ease);
}
.sb-uname { font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.85); white-space: nowrap; transition: opacity 0.2s; }
.sb-urole { font-size: 10px; color: rgba(255,255,255,0.35); font-weight: 500; letter-spacing: 0.3px; margin-top: 1px; white-space: nowrap; transition: opacity 0.2s; }

/* ── NAV SCROLL AREA ── */
.sb-nav {
  flex: 1;
  padding: 8px 10px;
  overflow-y: auto;
  overflow-x: hidden;
}
.sb-nav::-webkit-scrollbar { width: 3px; }
.sb-nav::-webkit-scrollbar-track { background: transparent; }
.sb-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 99px; }
.sb-nav::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* Section label */
.nav-sec {
  padding: 14px 8px 4px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.2);
  white-space: nowrap;
  transition: opacity 0.2s, height 0.26s;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-sec::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.06);
}

/* ── SIDEBAR ACTION BUTTONS ─────────────────── */
.sb-actions {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 4px 2px 8px;
  transition: padding 0.26s var(--ease);
}

.sb-act-section-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.2);
  padding: 10px 10px 5px;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity 0.2s;
}

.sb-act-btn {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border-radius: var(--rm);
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s var(--ease);
  font-family: var(--font);
  width: 100%;
  text-align: left;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.sb-act-btn:active { transform: scale(0.97); }

.sb-act-icon {
  font-size: 17px;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}
.sb-act-lbl {
  flex: 1;
  transition: opacity 0.2s, width 0.26s var(--ease);
}

/* Glass with left accent bar */
.sb-act-pay, .sb-act-call, .sb-act-sell {
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.65);
}
.sb-act-pay  { box-shadow: inset 2px 0 0 var(--ok); }
.sb-act-call { box-shadow: inset 2px 0 0 var(--brand); }
.sb-act-sell { box-shadow: inset 2px 0 0 var(--purple); }
.sb-act-pay:hover, .sb-act-call:hover, .sb-act-sell:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.88);
  transform: none;
}

/* ── NAV ITEMS ── */
.ni {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 12px;
  border-radius: var(--rm);
  color: rgba(255,255,255,0.4);
  font-size: 13px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.15s var(--ease);
  position: relative;
  margin-bottom: 1px;
  white-space: nowrap;
  overflow: hidden;
  border: 1px solid transparent;
}
.ni:hover { background: rgba(255,255,255,0.04); color: rgba(255,255,255,0.75); }
.ni.on {
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.92);
  font-weight: 500;
  border-color: transparent;
  box-shadow: inset 2px 0 0 var(--brand);
}
.ni.on .ni-ic { filter: none; }
.ni-ic {
  width: 18px; text-align: center;
  font-size: 16px; flex-shrink: 0;
  transition: filter 0.15s;
}
.ni-bdg {
  margin-left: auto;
  background: var(--err);
  color: white;
  font-size: 10px; font-weight: 700;
  padding: 2px 6px; border-radius: 99px;
  min-width: 18px; text-align: center; flex-shrink: 0;
}

/* ── SIDEBAR BOTTOM ── */
.sb-bot {
  padding: 12px 10px;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}
#bk-reminder {
  display: none;
  margin-bottom: 8px;
  padding: 8px 12px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--rs);
  font-size: 11px;
  color: var(--warn);
  line-height: 1.5;
  transition: opacity 0.2s;
}
.btn-out {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--rm);
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.38);
  font-size: 12px; font-weight: 500;
  background: transparent;
  transition: all 0.15s var(--ease);
  display: flex; align-items: center;
  justify-content: center; gap: 6px;
  white-space: nowrap; overflow: hidden;
}
.btn-out:hover { background: rgba(239,68,68,0.12); border-color: rgba(239,68,68,0.25); color: var(--err); }

/* ── MAIN CONTENT ── */
.main {
  margin-left: var(--nav-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left 0.26s var(--ease);
}

/* ── TOPBAR ── */
.topbar {
  height: 52px;
  background: rgba(10,11,15,0.85);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
  gap: 16px;
}
.tb-l { display: flex; align-items: center; gap: 14px; }
.tb-title { font-size: 14px; font-weight: 500; color: var(--text); letter-spacing: -0.3px; }
.tb-breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--t4); }
.tb-breadcrumb span { color: var(--t3); font-weight: 500; }
.tb-r { display: flex; align-items: center; gap: 8px; }

.tb-chip { font-size: 11px; font-weight: 600; padding: 5px 12px; border-radius: 99px; white-space: nowrap; }
.tb-chip.date {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.4); font-family: var(--mono); font-size: 10.5px;
}
.tb-chip.co {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08); color: rgba(255,255,255,0.65);
  display: flex; align-items: center; gap: 5px;
}
.tb-chip.co::before {
  content: ''; width: 5px; height: 5px; border-radius: 50%;
  background: var(--brand); flex-shrink: 0;
}

/* Mobile topbar hamburger (hidden on desktop) */
.tb-hamburger {
  display: none;
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1.5px solid var(--line);
  background: var(--surface);
  align-items: center; justify-content: center;
  font-size: 16px;
  cursor: pointer;
  color: var(--t2);
  transition: all 0.15s;
  flex-shrink: 0;
}
.tb-hamburger:hover { background: var(--brand-bg); border-color: var(--brand3); color: var(--brand); }

.tb-search {
  display: flex; align-items: center; gap: 7px;
  padding: 7px 14px;
  background: rgba(255,255,255,0.03);
  border: 1.5px solid var(--line);
  border-radius: 8px;
  cursor: pointer; font-size: 12px; color: var(--t3);
  transition: all 0.15s var(--ease);
  min-width: 180px;
}
.tb-search:hover { border-color: rgba(255,255,255,0.14); color: rgba(255,255,255,0.8); background: rgba(255,255,255,0.05); }
.tb-search-inner { display: flex; align-items: center; gap: 7px; flex: 1; }
.tb-search-kbd {
  margin-left: auto;
  background: var(--surface2); border: 1px solid var(--line);
  border-radius: 4px; font-size: 10px; font-family: var(--mono);
  padding: 2px 6px; color: var(--t4);
}

.tb-icon-btn {
  width: 34px; height: 34px;
  border-radius: 8px; border: 1.5px solid var(--line);
  background: rgba(255,255,255,0.03);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; cursor: pointer; color: var(--t3);
  transition: all 0.15s; position: relative;
}
.tb-icon-btn:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.14); color: rgba(255,255,255,0.8); }
.tb-icon-btn .tb-badge {
  position: absolute; top: -3px; right: -3px;
  background: var(--err); color: white;
  font-size: 9px; font-weight: 700;
  min-width: 16px; height: 16px; border-radius: 99px;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--canvas); line-height: 1;
}

/* ── PAGE WRAPPER ── */
.pw {
  flex: 1;
  padding: 24px 28px 40px;
  overflow-y: auto;
}
.pg { display: none; }
.pg.on { display: block; }

@keyframes pgIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.ani { animation: pgIn 0.28s var(--ease) both; }

/* ── NAV ACTIONS BAR ── */
.hidden { display: none !important; }

#nav-actions {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--rm);
}
.nav-btn {
  padding: 6px 14px; border-radius: var(--rs);
  border: 1px solid var(--line); background: transparent;
  color: var(--t3); font-size: 12px; font-weight: 500;
  cursor: pointer; transition: all 0.15s;
  font-family: var(--font); display: flex; align-items: center; gap: 5px;
}
.nav-btn:hover:not(:disabled) { border-color: var(--brand3); color: var(--brand); background: var(--brand-bg); }
.nav-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.nav-btn.primary { background: rgba(124,143,176,0.08); border-color: rgba(124,143,176,0.18); color: var(--brand2); }

/* ── MOBILE SIDEBAR OVERLAY ─────────────────── */
.sb-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,14,26,0.5);
  backdrop-filter: blur(4px);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.25s;
}
.sb-overlay.visible { display: block; opacity: 1; }

/* ── PRINT ── */
.print-header { display: none; }
@media print {
  .print-header { display: block; }
  .sb, .topbar, #nav-actions { display: none !important; }
  .main { margin-left: 0 !important; }
}

/* ══════════════════════════════════════════════
   MOBILE RESPONSIVE — ≤ 1024px tablets
══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .tb-search { min-width: 140px; }
  .pw { padding: 20px 20px 36px; }
}

/* ══════════════════════════════════════════════
   MOBILE RESPONSIVE — ≤ 768px phones/tablets
══════════════════════════════════════════════ */
@media (max-width: 768px) {

  /* Sidebar becomes off-canvas overlay */
  .sb {
    transform: translateX(-100%);
    width: var(--nav-w) !important; /* always full width when open */
    box-shadow: none;
  }
  .sb.mobile-open {
    transform: translateX(0);
    box-shadow: 4px 0 40px rgba(0,0,0,0.55);
  }
  /* Never apply desktop collapsed styles on mobile */
  .sb.collapsed {
    width: var(--nav-w) !important;
    transform: translateX(-100%);
  }
  .sb.collapsed.mobile-open {
    transform: translateX(0);
  }
  .sb.collapsed .sb-bname,
  .sb.collapsed .sb-bsub,
  .sb.collapsed .sb-uname,
  .sb.collapsed .sb-urole,
  .sb.collapsed .ni > span:not(.ni-ic),
  .sb.collapsed .ni-bdg,
  .sb.collapsed .nav-sec,
  .sb.collapsed #bk-reminder,
  .sb.collapsed .btn-out span,
  .sb.collapsed .sb-act-lbl,
  .sb.collapsed .sb-act-section-label {
    opacity: 1;
    pointer-events: auto;
    width: auto;
    overflow: visible;
    white-space: normal;
  }
  .sb.collapsed .sb-brand  { padding: 20px 18px 16px; justify-content: flex-start; }
  .sb.collapsed .sb-logo   { margin: 0; }
  .sb.collapsed .sb-user   { padding: 10px 14px; justify-content: flex-start; }
  .sb.collapsed .sb-av     { margin: 0; }
  .sb.collapsed .sb-nav    { padding: 8px 10px; }
  .sb.collapsed .ni        { justify-content: flex-start; padding: 9px 12px; gap: 10px; }
  .sb.collapsed .ni-ic     { width: 20px; font-size: 15px; }
  .sb.collapsed .sb-bot    { padding: 12px 10px; }
  .sb.collapsed .btn-out   { padding: 8px 12px; justify-content: center; }
  .sb.collapsed .sb-actions { padding: 4px 2px 8px; gap: 5px; }
  .sb.collapsed .sb-act-btn {
    padding: 11px 13px;
    justify-content: flex-start;
    gap: 10px;
  }
  .sb.collapsed .sb-act-icon { font-size: 17px; }

  /* Main takes full width */
  .main { margin-left: 0 !important; }

  /* Show hamburger button */
  .tb-hamburger { display: flex; }

  /* Topbar compact */
  .topbar { padding: 0 16px; }
  .tb-search { display: none; }
  .tb-chip.date { display: none; }

  /* Page wrapper tighter */
  .pw { padding: 16px 14px 32px; }

  /* Nav actions compact */
  #nav-actions { padding: 8px 12px; flex-wrap: wrap; }
}

/* ══════════════════════════════════════════════
   MOBILE RESPONSIVE — ≤ 480px small phones
══════════════════════════════════════════════ */
@media (max-width: 480px) {
  .pw { padding: 12px 10px 28px; }
  .topbar { height: 50px; }
}