/* ═══════════════════════════════════════════════════════
   CARBON NATURE CONNECT — PANEL CSS v3
   Theme: Deep Navy + Carbon Green
   ═══════════════════════════════════════════════════════ */

:root {
  --void:        #060c09;
  --deep:        #080f0b;
  --surface:     #0b1410;
  --surface-2:   #0f1c15;
  --surface-3:   #14241a;
  --signal:      #2dd477;
  --signal-dim:  #1db863;
  --signal-lo:   rgba(45,212,119,.07);
  --signal-mid:  rgba(45,212,119,.14);
  --signal-hi:   rgba(45,212,119,.22);
  --signal-glow: rgba(45,212,119,.30);
  --gold:        #c9a84c;
  --gold-lo:     rgba(201,168,76,.09);
  --gold-mid:    rgba(201,168,76,.16);
  --sky:         #4a9eca;
  --sky-lo:      rgba(74,158,202,.09);
  --ember:       #d96b5a;
  --ember-lo:    rgba(217,107,90,.09);
  --ink-1:       #f0f4f2;
  --ink-2:       #b8cec4;
  --ink-3:       #6a8c7e;
  --line-1:      rgba(255,255,255,.08);
  --line-2:      rgba(255,255,255,.04);
  --line-3:      rgba(255,255,255,.02);
  --r-sm:        8px;
  --r-md:        12px;
  --r-lg:        16px;
  --r-xl:        22px;
  --font-mono:   'Space Mono', monospace;
  --font-body:   'Inter', system-ui, sans-serif;
  --font-display:'Outfit', system-ui, sans-serif;
  --sidebar-w:   244px;
  --topbar-h:    52px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-1);
  background: var(--void);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse 600px 400px at 90% 0%, rgba(45,212,119,.04), transparent),
    radial-gradient(ellipse 400px 300px at 10% 100%, rgba(45,212,119,.03), transparent);
}

a { color: var(--signal); text-decoration: none; }
a:hover { color: #4ade80; }
::selection { background: var(--signal-mid); color: #fff; }

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--void); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.08); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.14); }

:focus-visible {
  outline: 1px solid var(--signal);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px var(--signal-lo);
}

/* ═══ LAYOUT ════════════════════════════════════════════ */

.cn-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* ═══ SIDEBAR ═══════════════════════════════════════════ */

.cn-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  background: var(--deep);
  border-right: 1px solid var(--line-1);
  z-index: 100;
}

.cn-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 16px 14px;
  border-bottom: 1px solid var(--line-2);
  text-decoration: none;
  color: inherit;
}

.cn-brand-mark {
  width: 36px; height: 36px;
  background: #fff;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(0,0,0,.50), 0 0 0 1px rgba(45,212,119,.12);
  overflow: hidden;
  padding: 3px;
}
.cn-brand-mark img { width: 100%; height: 100%; object-fit: contain; }

.cn-brand-name {
  font-family: var(--font-display);
  font-size: .80rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-1);
  line-height: 1.2;
}
.cn-brand-sub {
  font-size: .65rem;
  color: var(--ink-3);
  letter-spacing: .04em;
  margin-top: 1px;
}

.cn-nav-wrap { flex: 1; padding: 10px 8px; overflow-y: auto; }

.cn-nav-section-label {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .20em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 14px 8px 5px;
}

.cn-nav { list-style: none; }
.cn-nav li { margin-bottom: 1px; }

.cn-nav-link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  font-size: .79rem;
  color: var(--ink-2);
  text-decoration: none;
  border: 1px solid transparent;
  position: relative;
  transition: color .15s, background .15s, border-color .15s;
  white-space: nowrap;
  overflow: hidden;
}
.cn-nav-link:hover {
  color: var(--ink-1);
  background: rgba(255,255,255,.04);
  border-color: var(--line-1);
}
.cn-nav-link.active {
  color: var(--signal);
  background: var(--signal-lo);
  border-color: rgba(45,212,119,.18);
}
.cn-nav-link.active::before {
  content: "";
  position: absolute;
  left: 0; top: 25%; bottom: 25%;
  width: 2px;
  background: var(--signal);
  border-radius: 1px;
  box-shadow: 0 0 6px var(--signal);
}
.cn-nav-icon {
  width: 16px;
  text-align: center;
  font-size: .82rem;
  flex-shrink: 0;
  opacity: .65;
}
.cn-nav-link.active .cn-nav-icon,
.cn-nav-link:hover .cn-nav-icon { opacity: 1; }

.cn-sidebar-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: .58rem;
  color: var(--ink-3);
  line-height: 1.8;
}
.cn-sidebar-footer .dot {
  display: inline-block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 5px var(--signal);
  margin-right: 5px;
  vertical-align: middle;
}

/* ═══ MAIN ══════════════════════════════════════════════ */

.cn-main {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 900px 600px at 100% -10%, rgba(45,212,119,.04), transparent 60%),
    radial-gradient(ellipse 700px 500px at -5% 100%, rgba(45,212,119,.03), transparent 60%),
    var(--surface);
}

/* ── TOPBAR ── */
.cn-topbar {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: rgba(8,14,12,.92);
  border-bottom: 1px solid var(--line-1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.cn-topbar-title {
  font-size: .88rem;
  font-weight: 700;
  color: var(--ink-1);
  letter-spacing: -.01em;
  font-family: var(--font-display);
}
.cn-topbar-sub {
  font-size: .65rem;
  color: var(--ink-3);
  font-family: var(--font-mono);
  letter-spacing: .06em;
  margin-top: 1px;
}
.cn-topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cn-live {
  display: flex; align-items: center; gap: 5px;
  font-family: var(--font-mono); font-size: .60rem;
  letter-spacing: .14em; color: var(--ink-3);
}
.cn-live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 6px var(--signal-glow);
  animation: livePulse 2.5s ease-in-out infinite;
}
@keyframes livePulse {
  0%,100% { opacity:1; box-shadow: 0 0 6px var(--signal-glow); }
  50%      { opacity:.45; box-shadow: 0 0 2px var(--signal-lo); }
}

.cn-user-chip {
  display: flex; align-items: center; gap: 7px;
  padding: 4px 10px 4px 4px;
  border-radius: 999px;
  border: 1px solid var(--line-1);
  background: rgba(255,255,255,.03);
}
.cn-user-avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: linear-gradient(135deg, var(--signal-dim) 0%, #052010 100%);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: .58rem;
  font-weight: 700; color: #e0ffe8;
}
.cn-user-email {
  font-size: .70rem; color: var(--ink-2);
  max-width: 160px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.cn-logout-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 11px; border-radius: 999px;
  border: 1px solid var(--line-1); background: transparent;
  color: var(--ink-2); font-size: .70rem;
  font-family: var(--font-mono); letter-spacing: .06em;
  text-decoration: none; transition: all .15s;
}
.cn-logout-btn:hover {
  color: var(--ember); border-color: rgba(217,107,90,.25);
  background: var(--ember-lo);
}

/* ── CONTENT ── */
.cn-content {
  flex: 1;
  padding: 20px 22px 40px;
}

/* ═══ COMPONENTS ════════════════════════════════════════ */

/* Card */
.cn-card {
  background: var(--surface-2);
  border: 1px solid var(--line-1);
  border-radius: var(--r-lg);
  padding: 18px 20px 16px;
  position: relative; overflow: hidden;
}
.cn-card::after {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.06) 50%, transparent);
}
.cn-card-header {
  display: flex; align-items: flex-start;
  justify-content: space-between; gap: 12px; margin-bottom: 14px;
}
.cn-card-title    { font-size: .90rem; font-weight: 600; color: var(--ink-1); font-family: var(--font-display); }
.cn-card-subtitle { font-size: .74rem; color: var(--ink-3); margin-top: 2px; }

/* Buttons */
.cn-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: .40rem .95rem; border-radius: 6px;
  font-size: .74rem; font-weight: 500;
  cursor: pointer; transition: all .15s;
  text-decoration: none; border: 1px solid transparent;
  letter-spacing: .01em;
}
.cn-btn-primary {
  background: var(--signal); color: #021a0a;
  border-color: var(--signal); font-weight: 700;
}
.cn-btn-primary:hover { background: #4ade80; color: #021a0a; box-shadow: 0 0 16px var(--signal-glow); }
.cn-btn-ghost {
  background: rgba(255,255,255,.04); color: var(--ink-2);
  border-color: var(--line-1);
}
.cn-btn-ghost:hover { background: rgba(255,255,255,.07); color: var(--ink-1); border-color: rgba(255,255,255,.12); }

/* Table */
.cn-table-wrap { overflow-x: auto; }
.cn-table { width: 100%; border-collapse: collapse; font-size: .79rem; }
.cn-table th {
  padding: 7px 12px; text-align: left;
  font-family: var(--font-mono); font-size: .60rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); border-bottom: 1px solid var(--line-1); font-weight: 400;
}
.cn-table td { padding: 9px 12px; color: var(--ink-1); border-bottom: 1px solid var(--line-2); vertical-align: middle; }
.cn-table tr:last-child td { border-bottom: none; }
.cn-table tr:hover td { background: rgba(255,255,255,.02); }
.cn-table .cn-ta-right { text-align: right; }

/* Badge */
.cn-badge {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 4px;
  font-family: var(--font-mono); font-size: .60rem;
  letter-spacing: .08em; font-weight: 700; text-transform: uppercase;
}
.cn-badge-ok      { background: rgba(45,212,119,.10);  color: #4ade80; border: 1px solid rgba(45,212,119,.18); }
.cn-badge-warn    { background: rgba(201,168,76,.10);   color: #fbbf24; border: 1px solid rgba(201,168,76,.18); }
.cn-badge-danger  { background: rgba(217,107,90,.10);   color: #f87171; border: 1px solid rgba(217,107,90,.18); }
.cn-badge-neutral { background: rgba(255,255,255,.05);  color: var(--ink-2); border: 1px solid var(--line-1); }
.cn-badge.pending   { background: rgba(201,168,76,.10);  color: #fbbf24; border: 1px solid rgba(201,168,76,.18); }
.cn-badge.approved  { background: rgba(45,212,119,.10);  color: #4ade80; border: 1px solid rgba(45,212,119,.18); }
.cn-badge.rejected  { background: rgba(217,107,90,.10);  color: #f87171; border: 1px solid rgba(217,107,90,.18); }
.cn-badge.draft     { background: rgba(255,255,255,.05); color: var(--ink-2); border: 1px solid var(--line-1); }
.cn-badge.submitted { background: rgba(74,158,202,.10);  color: #60b4f0; border: 1px solid rgba(74,158,202,.18); }

/* Chip */
.cn-chip {
  display: inline-block; padding: 2px 8px; border-radius: 4px;
  font-family: var(--font-mono); font-size: .58rem;
  letter-spacing: .10em; text-transform: uppercase;
  border: 1px solid var(--line-1); color: var(--ink-3);
  background: rgba(255,255,255,.03);
}

/* Flash messages */
.cn-flash-ok {
  background: rgba(45,212,119,.07); border: 1px solid rgba(45,212,119,.18);
  color: #4ade80; border-radius: var(--r-md); padding: .60rem 1rem;
  font-size: .78rem; margin-bottom: 1rem; font-family: var(--font-mono);
}
.cn-flash-err {
  background: rgba(217,107,90,.07); border: 1px solid rgba(217,107,90,.18);
  color: #f87171; border-radius: var(--r-md); padding: .60rem 1rem;
  font-size: .78rem; margin-bottom: 1rem; font-family: var(--font-mono);
}
.cn-flash-info {
  background: rgba(74,158,202,.07); border: 1px solid rgba(74,158,202,.18);
  color: #60b4f0; border-radius: var(--r-md); padding: .60rem 1rem;
  font-size: .78rem; margin-bottom: 1rem;
}

/* Form */
.cn-label {
  font-family: var(--font-mono); font-size: .62rem;
  letter-spacing: .10em; text-transform: uppercase;
  color: var(--ink-3); display: block; margin-bottom: 5px;
}
.cn-input, .cn-select {
  width: 100%; background: var(--surface);
  border: 1px solid var(--line-1); border-radius: var(--r-sm);
  padding: 8px 12px; color: var(--ink-1); font-size: .82rem;
  font-family: var(--font-body); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.cn-input:focus, .cn-select:focus {
  border-color: rgba(45,212,119,.35);
  box-shadow: 0 0 0 3px var(--signal-lo);
}
.cn-input::placeholder { color: var(--ink-3); }

/* Empty */
.cn-empty {
  text-align: center; padding: 2.5rem 1rem;
  color: var(--ink-3); font-size: .78rem;
}
.cn-empty-icon { font-size: 1.6rem; margin-bottom: .5rem; opacity: .25; display: block; }

/* Divider */
.cn-divider { border: none; border-top: 1px solid var(--line-2); margin: 1rem 0; }

/* Utils */
.mb-1{margin-bottom:.5rem} .mb-2{margin-bottom:1rem}
.mb-3{margin-bottom:1.5rem} .mb-4{margin-bottom:2rem}
.mt-1{margin-top:.5rem} .mt-2{margin-top:1rem} .mt-3{margin-top:1.5rem}
.text-mono{font-family:var(--font-mono)}
.text-signal{color:var(--signal)}
.text-muted{color:var(--ink-3)}
.text-sm{font-size:.74rem}

/* Public shell */
.cn-public {
  min-height: 100vh; display: flex;
  align-items: center; justify-content: center; padding: 22px;
  background:
    radial-gradient(ellipse 700px 500px at 20% 20%, rgba(45,212,119,.07), transparent 60%),
    radial-gradient(ellipse 600px 400px at 80% 80%, rgba(74,158,202,.05), transparent 60%),
    var(--void);
}
.cn-public .cn-card { width: min(520px, 100%); }

/* Bootstrap overrides */
.form-control, .form-select {
  background: var(--surface) !important;
  border: 1px solid var(--line-1) !important;
  color: var(--ink-1) !important;
  border-radius: var(--r-sm) !important;
}
.form-control:focus, .form-select:focus {
  border-color: rgba(45,212,119,.35) !important;
  box-shadow: 0 0 0 3px var(--signal-lo) !important;
  background: var(--surface) !important;
}
.form-control::placeholder { color: var(--ink-3) !important; }
.btn-primary {
  background: var(--signal) !important;
  border-color: var(--signal) !important;
  color: #021a0a !important;
  font-weight: 700 !important;
  border-radius: 6px !important;
}