/* ============================================================
   2187 Labs ERP — "Stark HUD" teması
   Koyu zemin + Edirne kırmızısı vurgular. Harici bağımlılık yok.
   ============================================================ */

:root {
  --bg: #0d0509;
  --bg-panel: #1a0d12;
  --bg-panel-2: #140a0e;
  --bg-input: #120810;
  --line: rgba(226, 58, 79, .18);
  --line-strong: rgba(226, 58, 79, .38);
  --cyan: #e23a4f;
  --cyan-bright: #ff8a97;
  --gold: #f0b429;
  --ink: #dbe7f5;
  --ink-2: #9db1cc;
  --ink-3: #64789a;
  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 12px;
  --shadow-glow: 0 0 24px rgba(226, 58, 79, .10);
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.5;
  min-height: 100vh;
}

/* HUD arka plan ızgarası */
.hud-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(226,58,79,.10), transparent),
    linear-gradient(rgba(226,58,79,.030) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226,58,79,.030) 1px, transparent 1px);
  background-size: auto, 44px 44px, 44px 44px;
}

a { color: var(--cyan-bright); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Kabuk ---------- */
.shell { display: flex; min-height: 100vh; position: relative; z-index: 1; }

.sidebar {
  width: 232px; flex-shrink: 0; display: flex; flex-direction: column;
  background: linear-gradient(180deg, rgba(26,13,18,.95), rgba(13,5,9,.95));
  border-right: 1px solid var(--line);
  position: sticky; top: 0; height: 100vh;
}

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 18px 16px; border-bottom: 1px solid var(--line);
  color: var(--cyan);
}
.brand-text { font-size: 17px; letter-spacing: 3px; color: #fff; line-height: 1.1; }
.brand-text b { color: var(--cyan); font-weight: 800; }
.brand-text small { display: block; font-size: 9px; letter-spacing: 2px; color: var(--ink-3); margin-top: 2px; }

.reactor { display: block; }
.reactor-ring { transform-origin: 50% 50%; animation: spin 14s linear infinite; }
.reactor-core { animation: corePulse 2.6s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes corePulse { 0%, 100% { opacity: .85; } 50% { opacity: .45; } }

.nav { padding: 12px 10px; flex: 1; display: flex; flex-direction: column; gap: 2px; }
.nav-link {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 12px; border-radius: 9px; color: var(--ink-2);
  letter-spacing: .8px; font-size: 13.5px;
  border: 1px solid transparent; transition: all .15s ease;
}
.nav-link .ico { opacity: .75; }
.nav-link:hover { color: var(--cyan-bright); background: rgba(226,58,79,.07); text-decoration: none; }
.nav-link.active {
  color: #fff; background: linear-gradient(90deg, rgba(226,58,79,.16), rgba(226,58,79,.05));
  border-color: var(--line-strong);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.sidebar-foot { padding: 14px 16px; border-top: 1px solid var(--line); }
.sys-status { font-size: 10.5px; letter-spacing: 2px; color: var(--ok); display: flex; align-items: center; gap: 8px; }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); animation: dotPulse 2s ease-in-out infinite; }
@keyframes dotPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(52,211,153,.5); } 50% { box-shadow: 0 0 0 6px rgba(52,211,153,0); } }

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

/* ---------- Üst bar ---------- */
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 22px; border-bottom: 1px solid var(--line);
  background: rgba(13, 5, 9, .8); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.burger { display: none; background: none; border: 1px solid var(--line); color: var(--ink); border-radius: 8px; padding: 5px 11px; font-size: 17px; cursor: pointer; }

.global-search {
  flex: 1; max-width: 460px; display: flex; align-items: center; gap: 8px;
  background: var(--bg-input); border: 1px solid var(--line); border-radius: 9px;
  padding: 7px 12px; color: var(--ink-3);
}
.global-search:focus-within { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(226,58,79,.12); }
.global-search input { flex: 1; background: none; border: 0; color: var(--ink); font-size: 13.5px; outline: none; }

.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.hud-clock { font-variant-numeric: tabular-nums; color: var(--cyan-bright); font-size: 13px; letter-spacing: 1.5px; }
.user-menu { display: flex; align-items: center; gap: 8px; }
.user-chip {
  display: flex; align-items: center; gap: 7px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 13px; font-size: 13px;
}
.user-chip:hover { border-color: var(--cyan); text-decoration: none; }
.icon-btn { display: inline-flex; padding: 7px; border-radius: 8px; color: var(--ink-2); border: 1px solid transparent; }
.icon-btn:hover { color: var(--danger); border-color: var(--line); }

/* ---------- İçerik ---------- */
.content { padding: 22px; flex: 1; position: relative; z-index: 1; }
.content-public { padding: 0; min-height: 100vh; position: relative; z-index: 1; }

.foot {
  padding: 14px 22px; border-top: 1px solid var(--line);
  color: var(--ink-3); font-size: 12px; letter-spacing: 1px; text-align: center;
}

/* JARVIS satırı */
.jarvis-line { margin-bottom: 18px; min-height: 22px; }
.jarvis-text {
  color: var(--cyan-bright); font-size: 14px; letter-spacing: 1.2px;
}
.jarvis-text::after { content: "▍"; animation: caret 1s steps(1) infinite; color: var(--cyan); }
@keyframes caret { 50% { opacity: 0; } }

/* ---------- Sayfa başlığı ---------- */
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.page-title { font-size: 21px; font-weight: 700; letter-spacing: 1px; color: #fff; }
.page-sub { color: var(--ink-3); font-size: 13px; margin-top: 3px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------- Paneller ---------- */
.panel {
  background: linear-gradient(180deg, var(--bg-panel), var(--bg-panel-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; margin-bottom: 18px;
  box-shadow: var(--shadow-glow);
  position: relative;
}
.panel::before {
  content: ""; position: absolute; top: -1px; left: 18px; right: 60%;
  height: 1px; background: linear-gradient(90deg, var(--cyan), transparent);
  opacity: .6;
}
.panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.panel-head h2 {
  font-size: 12.5px; text-transform: uppercase; letter-spacing: 2.2px;
  color: var(--cyan); font-weight: 600; display: flex; align-items: center; gap: 8px; flex: 1;
}
.panel-danger-zone { border-color: rgba(248,113,113,.25); }
.panel-danger-zone::before { background: linear-gradient(90deg, var(--danger), transparent); }
.panel-danger-zone .panel-head h2 { color: var(--danger); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.grid-2 .panel { margin-bottom: 0; }
.grid-2 { margin-bottom: 18px; }

/* ---------- Göstergeler ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-tile {
  background: linear-gradient(160deg, var(--bg-panel), var(--bg-panel-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; color: var(--ink); position: relative; overflow: hidden;
  transition: transform .15s ease, border-color .15s ease;
}
.stat-tile:hover { transform: translateY(-2px); border-color: var(--line-strong); text-decoration: none; }
.stat-icon { color: var(--cyan); opacity: .9; margin-bottom: 8px; }
.stat-value { font-size: 26px; font-weight: 800; letter-spacing: 1px; color: #fff; font-variant-numeric: tabular-nums; }
.stat-value.stat-money { font-size: 19px; }
.stat-value .sep { color: var(--ink-3); font-weight: 400; }
.stat-label { color: var(--ink-3); font-size: 12px; letter-spacing: .8px; margin-top: 3px; }
.tile-warn { border-color: rgba(251,191,36,.4); }
.tile-warn .stat-icon { color: var(--warn); }
.tile-danger { border-color: rgba(248,113,113,.45); }
.tile-danger .stat-icon { color: var(--danger); }
.tile-info { border-color: var(--line-strong); }

/* ---------- Tablolar ---------- */
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th {
  text-align: left; padding: 8px 10px; color: var(--ink-3);
  font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px; font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.table td { padding: 9px 10px; border-bottom: 1px solid rgba(226,58,79,.08); vertical-align: middle; }
.table tbody tr:hover { background: rgba(226,58,79,.045); }
.table tfoot th { border-top: 1px solid var(--line); border-bottom: 0; color: var(--ink); font-size: 12.5px; }
.table .num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.cell-clip { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mono { font-family: ui-monospace, "Cascadia Code", Menlo, Consolas, monospace; font-size: 12.5px; letter-spacing: .5px; }
.row-warn td { background: rgba(251,191,36,.05); }
.row-danger td { background: rgba(248,113,113,.06); }
.table-scroll { overflow-x: auto; }
.amount-table td { font-size: 14px; }
.amount-table .total-row td { border-top: 1px solid var(--line-strong); font-size: 15.5px; color: #fff; }

/* ---------- Rozetler ---------- */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: 11px; letter-spacing: 1px; font-weight: 600; white-space: nowrap;
  border: 1px solid;
}
.badge-ok     { color: var(--ok);    border-color: rgba(52,211,153,.4);  background: rgba(52,211,153,.08); }
.badge-warn   { color: var(--warn);  border-color: rgba(251,191,36,.4);  background: rgba(251,191,36,.08); }
.badge-danger { color: var(--danger);border-color: rgba(248,113,113,.4); background: rgba(248,113,113,.08); }
.badge-info   { color: var(--cyan-bright); border-color: var(--line-strong); background: rgba(226,58,79,.08); }
.badge-plan   { color: var(--ink-2); border-color: rgba(157,177,204,.35); background: rgba(157,177,204,.07); }
.badge-muted  { color: var(--ink-3); border-color: rgba(100,120,154,.3);  background: rgba(100,120,154,.06); }

/* ---------- Düğmeler ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 15px; border-radius: 9px; cursor: pointer;
  background: rgba(226,58,79,.06); color: var(--ink);
  border: 1px solid var(--line-strong);
  font-size: 13px; letter-spacing: .6px; font-family: inherit;
  transition: all .15s ease; text-decoration: none;
}
.btn:hover { background: rgba(226,58,79,.14); border-color: var(--cyan); text-decoration: none; color: #fff; }
.btn-primary {
  background: linear-gradient(135deg, #a5122b, #d61f3a);
  border-color: rgba(255,138,151,.5); color: #fff; font-weight: 600;
  box-shadow: 0 0 16px rgba(214,31,58,.30);
}
.btn-primary:hover { filter: brightness(1.12); background: linear-gradient(135deg, #a5122b, #d61f3a); }
.btn-danger { border-color: rgba(248,113,113,.45); color: var(--danger); background: rgba(248,113,113,.05); }
.btn-danger:hover { background: rgba(248,113,113,.14); border-color: var(--danger); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; border-radius: 7px; }
.btn-block { width: 100%; justify-content: center; }
.btn-row { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.row-actions { display: flex; gap: 6px; align-items: center; white-space: nowrap; }
.inline, .inline-form { display: inline-block; }
.inline-form { margin-top: 12px; }

/* ---------- Formlar ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
.form-grid-1 { grid-template-columns: 1fr; }
.span-2 { grid-column: 1 / -1; }
.form-actions { display: flex; gap: 10px; margin-top: 6px; }

.field span { display: block; font-size: 12px; color: var(--ink-2); letter-spacing: .8px; margin-bottom: 5px; }
.field small { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 4px; }
.field input, .field select, .field textarea,
.filterbar input, .filterbar select {
  width: 100%; padding: 9px 12px;
  background: var(--bg-input); color: var(--ink);
  border: 1px solid rgba(255,138,151,.22); border-radius: 8px;
  font-size: 14px; font-family: inherit;
}
.field input:focus, .field select:focus, .field textarea:focus,
.filterbar input:focus, .filterbar select:focus, .global-search input:focus {
  outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(226,58,79,.13);
}
.field input[disabled] { opacity: .55; }
.field textarea { resize: vertical; }
input[type="date"], input[type="month"] { color-scheme: dark; }

.check { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: var(--ink-2); cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--cyan); }

.filterbar {
  display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; align-items: center;
}
.filterbar input[type="search"] { flex: 1; min-width: 220px; width: auto; }
.filterbar select, .filterbar input[type="month"] { width: auto; }
.inline-label { display: flex; align-items: center; gap: 8px; color: var(--ink-2); font-size: 13.5px; }
.input-sm { width: 110px !important; }

.upload-form { display: flex; gap: 10px; margin-top: 12px; align-items: center; flex-wrap: wrap; }
.upload-form input[type="file"] { flex: 1; min-width: 200px; color: var(--ink-2); font-size: 13px; }

.action-form { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 14px; }
.action-title { font-size: 13px; letter-spacing: 1.5px; color: var(--cyan); margin-bottom: 10px; display: flex; align-items: center; gap: 7px; }
.action-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 12px; }

/* ---------- Bilgi listeleri ---------- */
.dl { display: grid; grid-template-columns: max-content 1fr; gap: 7px 18px; font-size: 13.5px; }
.dl dt { color: var(--ink-3); letter-spacing: .5px; }
.dl dd { color: var(--ink); }
.pre { white-space: pre-wrap; }
.sep-line { border: 0; border-top: 1px solid var(--line); margin: 6px 0; }

.text-muted { color: var(--ink-3); }
.text-ok { color: var(--ok); }
.text-danger { color: var(--danger); }
.empty { color: var(--ink-3); padding: 14px 4px; font-size: 13.5px; }
.hint { color: var(--ink-2); font-size: 13px; margin-bottom: 14px; max-width: 75ch; }

/* ---------- Flash ---------- */
.flash {
  padding: 11px 16px; border-radius: 9px; margin-bottom: 14px;
  font-size: 13.5px; border: 1px solid;
  animation: flashIn .25s ease;
}
@keyframes flashIn { from { opacity: 0; transform: translateY(-6px); } }
.flash-success { color: #6ee7b7; border-color: rgba(52,211,153,.4); background: rgba(52,211,153,.08); }
.flash-error   { color: #fca5a5; border-color: rgba(248,113,113,.4); background: rgba(248,113,113,.08); }
.flash-warning { color: #fcd34d; border-color: rgba(251,191,36,.4); background: rgba(251,191,36,.08); }
.flash-info    { color: var(--cyan-bright); border-color: var(--line-strong); background: rgba(226,58,79,.07); }

/* ---------- Sekmeler / Sayfalama ---------- */
.tabbar { display: flex; gap: 6px; margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  padding: 8px 16px; border-radius: 9px; color: var(--ink-2); font-size: 13px;
  border: 1px solid var(--line); letter-spacing: .8px;
}
.tab:hover { color: var(--cyan-bright); text-decoration: none; border-color: var(--line-strong); }
.tab.active { color: #fff; background: rgba(226,58,79,.13); border-color: var(--cyan); }

.pagination { display: flex; gap: 6px; margin: 4px 0 18px; flex-wrap: wrap; }
.page-btn {
  min-width: 34px; text-align: center; padding: 6px 10px; border-radius: 8px;
  border: 1px solid var(--line); color: var(--ink-2); font-size: 13px;
}
.page-btn:hover { border-color: var(--cyan); text-decoration: none; }
.page-btn.active { background: rgba(226,58,79,.15); color: #fff; border-color: var(--cyan); }
.page-dots { color: var(--ink-3); align-self: center; }

/* ---------- Aktivite ---------- */
.activity-list { list-style: none; }
.activity-list li {
  display: flex; gap: 14px; padding: 8px 4px; font-size: 13px;
  border-bottom: 1px solid rgba(226,58,79,.07); flex-wrap: wrap;
}
.act-time { color: var(--ink-3); white-space: nowrap; font-variant-numeric: tabular-nums; }
.act-user { color: var(--cyan-bright); white-space: nowrap; }
.act-detail { color: var(--ink-2); flex: 1; min-width: 200px; }

/* ---------- Grafik (SVG'siz saf CSS bar) ---------- */
.chart-block { margin-bottom: 14px; }
.chart-title { font-size: 13px; color: var(--ink); margin-bottom: 10px; letter-spacing: 1px; }
.chart-note { color: var(--ink-3); font-size: 11.5px; letter-spacing: .4px; text-transform: none; }
.barchart {
  display: flex; align-items: flex-end; gap: 6px; height: 150px;
  padding: 6px 2px 0; border-bottom: 1px solid var(--line);
}
.bar-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; height: 100%; position: relative; cursor: default; }
.bar {
  /* #d61f3a: koyu yüzeye karşı doğrulanmış seri rengi (kontrast ≥ 3:1) */
  background: linear-gradient(180deg, #d61f3a, rgba(214,31,58,.72));
  border-radius: 4px 4px 0 0; min-height: 0;
  transition: filter .15s ease;
}
.bar-col:hover .bar { filter: brightness(1.3); }
.bar-label { text-align: center; font-size: 10px; color: var(--ink-3); margin-top: 5px; letter-spacing: .5px; }
/* araç ipucu */
.bar-col::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: #241019; border: 1px solid var(--line-strong); color: var(--ink);
  padding: 5px 10px; border-radius: 7px; font-size: 12px; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity .12s ease; z-index: 30;
}
.bar-col:hover::after { opacity: 1; }

/* ---------- Fatura kalemleri & yetki ızgarası ---------- */
.items-table input { width: 100%; padding: 6px 9px; background: var(--bg-input); color: var(--ink);
  border: 1px solid rgba(255,138,151,.22); border-radius: 7px; font-size: 13px; }
.items-table input:focus { outline: none; border-color: var(--cyan); }
.items-table td { padding: 5px 6px; }
.items-table .input-sm { width: 84px; }
.items-table .item-line-total { font-variant-numeric: tabular-nums; white-space: nowrap; }
.items-summary th { font-size: 13px; color: var(--ink); }
.field-title { display: block; font-size: 12px; color: var(--ink-2); letter-spacing: .8px; margin-bottom: 6px; }
.input-inline { width: 100%; padding: 6px 9px; background: var(--bg-input); color: var(--ink);
  border: 1px solid rgba(255,138,151,.22); border-radius: 7px; font-size: 13px; }
.input-inline.num { text-align: right; max-width: 130px; }
.perm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 6px;
  padding: 10px; border: 1px solid var(--line); border-radius: 9px; }

/* ---------- Giriş ekranı ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: radial-gradient(ellipse 70% 55% at 50% 30%, rgba(226,58,79,.10), transparent);
}
.login-card {
  width: 100%; max-width: 400px; text-align: center;
  background: linear-gradient(180deg, var(--bg-panel), var(--bg-panel-2));
  border: 1px solid var(--line-strong); border-radius: 16px;
  padding: 38px 34px;
  box-shadow: 0 0 60px rgba(226,58,79,.15), inset 0 1px 0 rgba(255,138,151,.15);
}
.login-reactor { color: var(--cyan); margin-bottom: 14px; filter: drop-shadow(0 0 18px rgba(226,58,79,.6)); }
.login-title { font-size: 26px; letter-spacing: 6px; color: #fff; }
.login-title b { color: var(--cyan); }
.login-sub { font-size: 10.5px; letter-spacing: 3px; color: var(--ink-3); margin: 6px 0 26px; }
.login-form { text-align: left; display: flex; flex-direction: column; gap: 14px; }
.login-foot { margin-top: 20px; font-size: 11px; color: var(--ink-3); letter-spacing: .6px; }

/* ---------- Duyarlılık ---------- */
@media (max-width: 1100px) {
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .sidebar {
    position: fixed; z-index: 50; height: 100vh; left: 0; top: 0;
    transform: translateX(-100%); transition: transform .2s ease;
    box-shadow: 20px 0 60px rgba(0,0,0,.5);
  }
  .sidebar.open { transform: translateX(0); }
  .burger { display: block; }
  .content { padding: 14px; }
  .form-grid { grid-template-columns: 1fr; }
  .hud-clock { display: none; }
  .user-chip span { display: none; }
  .dl { grid-template-columns: 1fr; gap: 2px 0; }
  .dl dt { margin-top: 8px; }
  .cell-clip { max-width: 140px; }
  .table { display: block; overflow-x: auto; white-space: nowrap; }
}

/* Hareket azaltma tercihi */
@media (prefers-reduced-motion: reduce) {
  .reactor-ring, .reactor-core, .pulse-dot { animation: none; }
  .jarvis-text::after { animation: none; }
  * { transition: none !important; }
}

@media print {
  .sidebar, .topbar, .foot, .page-actions, .btn, .filterbar, .hud-grid { display: none !important; }
  body { background: #fff; color: #000; }
  .panel { border-color: #ccc; box-shadow: none; background: #fff; }
}