:root {
  --bg: #0b0d14;
  --bg2: #10131d;
  --panel: rgba(23, 27, 40, .72);
  --panel-solid: #171b28;
  --border: rgba(255, 255, 255, .07);
  --border2: rgba(255, 255, 255, .12);
  --text: #e8ebf4;
  --muted: #8b93a7;
  --accent: #5b8cff;
  --accent2: #8b5cf6;
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
  --info: #38bdf8;
  --radius: 16px;
  --shadow: 0 10px 40px rgba(0, 0, 0, .35);
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: Inter, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Arka plan: yavaşça süzülen renk küreleri */
.bg-orbs { position: fixed; inset: 0; overflow: hidden; z-index: -1; pointer-events: none; }
.bg-orbs span { position: absolute; width: 520px; height: 520px; border-radius: 50%; filter: blur(110px); opacity: .22; animation: float 22s ease-in-out infinite; }
.bg-orbs span:nth-child(1) { background: #3b5bff; top: -160px; left: -120px; }
.bg-orbs span:nth-child(2) { background: #8b5cf6; bottom: -200px; right: -120px; animation-delay: -7s; }
.bg-orbs span:nth-child(3) { background: #06b6d4; top: 40%; left: 45%; width: 380px; height: 380px; opacity: .12; animation-delay: -14s; }
@keyframes float { 0%, 100% { transform: translate(0, 0) scale(1); } 33% { transform: translate(60px, 40px) scale(1.08); } 66% { transform: translate(-40px, 60px) scale(.95); } }

/* Kenar çubuğu */
.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0; width: 256px;
  background: rgba(13, 16, 25, .82); backdrop-filter: blur(18px);
  border-right: 1px solid var(--border); display: flex; flex-direction: column; z-index: 20;
  transition: transform .35s var(--ease);
}
.brand { display: flex; align-items: center; gap: 12px; padding: 22px 20px 18px; color: var(--text); text-decoration: none !important; }
.brand b { display: block; font-size: 15px; letter-spacing: -.01em; }
.brand small { color: var(--muted); font-size: 12px; }
.brand-mark { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2)); box-shadow: 0 6px 20px rgba(91, 140, 255, .35); }
.brand-mark svg { width: 24px; height: 24px; }
nav { flex: 1; overflow-y: auto; padding: 4px 12px 12px; }
.nav-group { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: #5d6578; margin: 16px 10px 6px; font-weight: 600; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 10px; color: #b5bccc; font-weight: 500;
  text-decoration: none !important; transition: background .2s, color .2s, transform .2s var(--ease); position: relative; }
.nav-item svg { width: 18px; height: 18px; fill: currentColor; opacity: .8; }
.nav-item:hover { background: rgba(255, 255, 255, .05); color: var(--text); transform: translateX(2px); }
.nav-item.active { background: linear-gradient(90deg, rgba(91, 140, 255, .18), rgba(139, 92, 246, .08)); color: #fff; }
.nav-item.active::before { content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px; border-radius: 3px; background: var(--accent); }
.logout { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-top: 1px solid var(--border); }
.me { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.me b { display: block; font-size: 13px; }
.me small { color: var(--muted); font-size: 12px; }
.avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 700;
  background: linear-gradient(135deg, #2d3550, #3d2f5c); border: 1px solid var(--border2); }

/* Ana alan */
.main { margin-left: 256px; min-height: 100vh; }
.main.bare { margin-left: 0; display: grid; place-items: center; }
.topbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 14px; padding: 18px 32px;
  background: rgba(11, 13, 20, .65); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.topbar h1 { font-size: 20px; margin: 0; letter-spacing: -.02em; }
.clock { margin-left: auto; color: var(--muted); font-variant-numeric: tabular-nums; }
.content { padding: 28px 32px 60px; animation: enter .5s var(--ease) both; max-width: 1500px; }
@keyframes enter { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.icon-btn.menu-btn { display: none; }

/* Kartlar */
.card { background: var(--panel); backdrop-filter: blur(14px); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 22px; box-shadow: var(--shadow); margin-bottom: 20px; animation: enter .55s var(--ease) both; }
.card h2 { font-size: 15px; margin: 0 0 14px; letter-spacing: -.01em; display: flex; align-items: center; gap: 10px; }
.card h2 .muted { font-weight: 400; font-size: 13px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g-21 { grid-template-columns: 2fr 1fr; }
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; position: relative; overflow: hidden;
  animation: enter .6s var(--ease) both; transition: transform .25s var(--ease), border-color .25s; }
.stat:hover { transform: translateY(-3px); border-color: var(--border2); }
.stat::after { content: ""; position: absolute; right: -30px; top: -30px; width: 90px; height: 90px; border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 140, 255, .25), transparent 70%); }
.stat.ok::after { background: radial-gradient(circle, rgba(52, 211, 153, .25), transparent 70%); }
.stat.warn::after { background: radial-gradient(circle, rgba(251, 191, 36, .25), transparent 70%); }
.stat.err::after { background: radial-gradient(circle, rgba(248, 113, 113, .25), transparent 70%); }
.stat.violet::after { background: radial-gradient(circle, rgba(139, 92, 246, .3), transparent 70%); }
.stat-label { color: var(--muted); font-size: 12.5px; font-weight: 500; }
.stat-value { font-size: 26px; font-weight: 800; letter-spacing: -.03em; margin-top: 4px; font-variant-numeric: tabular-nums; }
.stat-sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.stats .stat:nth-child(2) { animation-delay: .04s; } .stats .stat:nth-child(3) { animation-delay: .08s; }
.stats .stat:nth-child(4) { animation-delay: .12s; } .stats .stat:nth-child(5) { animation-delay: .16s; }
.stats .stat:nth-child(6) { animation-delay: .2s; } .stats .stat:nth-child(7) { animation-delay: .24s; } .stats .stat:nth-child(8) { animation-delay: .28s; }
.chart-wrap { position: relative; }

/* Tablolar */
.table-wrap { overflow-x: auto; margin: 0 -6px; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em;
  padding: 10px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 11px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr { transition: background .15s; }
tbody tr:hover { background: rgba(255, 255, 255, .025); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 12.5px; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

/* Rozetler */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600;
  border: 1px solid transparent; white-space: nowrap; }
.b-gray { background: rgba(255, 255, 255, .06); color: #b5bccc; }
.b-ok { background: rgba(52, 211, 153, .12); color: var(--ok); border-color: rgba(52, 211, 153, .25); }
.b-warn { background: rgba(251, 191, 36, .12); color: var(--warn); border-color: rgba(251, 191, 36, .25); }
.b-err { background: rgba(248, 113, 113, .12); color: var(--err); border-color: rgba(248, 113, 113, .25); }
.b-info { background: rgba(56, 189, 248, .12); color: var(--info); border-color: rgba(56, 189, 248, .25); }
.b-pro { background: linear-gradient(90deg, rgba(91, 140, 255, .25), rgba(139, 92, 246, .25)); color: #c7d2fe; border-color: rgba(139, 92, 246, .35); }
.pulse { animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(251, 191, 36, .4); } 50% { box-shadow: 0 0 0 6px rgba(251, 191, 36, 0); } }

/* Formlar */
label { display: block; font-size: 12.5px; color: var(--muted); font-weight: 500; margin-bottom: 6px; }
input[type=text], input[type=password], input[type=number], input[type=url], input[type=datetime-local], input[type=search], select, textarea {
  width: 100%; background: rgba(0, 0, 0, .25); border: 1px solid var(--border2); color: var(--text); border-radius: 10px;
  padding: 10px 12px; font: inherit; transition: border-color .2s, box-shadow .2s, background .2s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(91, 140, 255, .15); background: rgba(0, 0, 0, .35); }
textarea { min-height: 110px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; align-items: end; }
.field { margin-bottom: 14px; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; margin: 0; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
form.inline { display: inline; }

/* Düğmeler */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; border-radius: 10px;
  border: 1px solid transparent; font: inherit; font-weight: 600; cursor: pointer; color: #fff; text-decoration: none !important;
  background: linear-gradient(135deg, var(--accent), #6d7cff); box-shadow: 0 4px 14px rgba(91, 140, 255, .3);
  transition: transform .15s var(--ease), box-shadow .2s, filter .2s; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(91, 140, 255, .4); filter: brightness(1.06); }
.btn:active { transform: translateY(0) scale(.98); }
.btn-ghost { background: rgba(255, 255, 255, .06); border-color: var(--border2); box-shadow: none; color: var(--text); }
.btn-ghost:hover { background: rgba(255, 255, 255, .1); box-shadow: none; }
.btn-danger { background: rgba(248, 113, 113, .14); border-color: rgba(248, 113, 113, .3); color: var(--err); box-shadow: none; }
.btn-danger:hover { background: rgba(248, 113, 113, .22); box-shadow: none; }
.btn-ok { background: rgba(52, 211, 153, .14); border-color: rgba(52, 211, 153, .3); color: var(--ok); box-shadow: none; }
.btn-sm { padding: 6px 11px; font-size: 12.5px; border-radius: 8px; }
.icon-btn { background: none; border: 1px solid var(--border2); color: var(--text); width: 36px; height: 36px; border-radius: 10px;
  display: grid; place-items: center; cursor: pointer; transition: background .2s; }
.icon-btn:hover { background: rgba(255, 255, 255, .08); }
.icon-btn svg { width: 18px; height: 18px; fill: currentColor; }

/* Sekmeler */
.tabs { display: inline-flex; gap: 4px; padding: 4px; background: rgba(0, 0, 0, .25); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.tabs a { padding: 7px 14px; border-radius: 9px; color: var(--muted); font-weight: 600; text-decoration: none !important; transition: all .2s; }
.tabs a:hover { color: var(--text); }
.tabs a.active { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; box-shadow: 0 4px 14px rgba(91, 140, 255, .3); }

/* Bildirimler (toast) */
.toast { position: fixed; right: 24px; top: 20px; z-index: 100; padding: 13px 18px; border-radius: 12px; font-weight: 600;
  background: var(--panel-solid); border: 1px solid var(--border2); box-shadow: var(--shadow); animation: toast-in .4s var(--ease) both; max-width: 420px; }
.toast + .toast { top: 76px; }
.t-ok { border-left: 4px solid var(--ok); }
.t-warn { border-left: 4px solid var(--warn); }
.t-error { border-left: 4px solid var(--err); }
.toast.hide { animation: toast-out .4s var(--ease) both; }
@keyframes toast-in { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: none; } }
@keyframes toast-out { to { opacity: 0; transform: translateX(30px); } }

.pager { display: flex; align-items: center; gap: 6px; margin-top: 14px; flex-wrap: wrap; }
.pager a { padding: 6px 11px; border-radius: 8px; border: 1px solid var(--border2); color: var(--text); text-decoration: none !important; }
.pager a.active { background: var(--accent); border-color: var(--accent); }
.empty { text-align: center; color: var(--muted); padding: 30px 10px; }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.progress { height: 8px; border-radius: 99px; background: rgba(255, 255, 255, .07); overflow: hidden; }
.progress > span { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent2)); transition: width 1s var(--ease); }
.code-box { background: rgba(0, 0, 0, .35); border: 1px dashed var(--border2); border-radius: 12px; padding: 14px; font-family: ui-monospace, Consolas, monospace; white-space: pre-wrap; word-break: break-all; }
.error-card { border-color: rgba(248, 113, 113, .35); }
.qr { background: #fff; padding: 12px; border-radius: 12px; display: inline-block; }

/* Giriş sayfası */
.auth { width: min(420px, 92vw); padding: 34px 32px; }
.auth .brand { padding: 0 0 22px; justify-content: center; }
.auth h2 { text-align: center; font-size: 22px; margin: 0 0 6px; }
.auth p.lead { text-align: center; color: var(--muted); margin: 0 0 24px; }
.auth .btn { width: 100%; padding: 12px; margin-top: 6px; }
.shake { animation: shake .45s; }
@keyframes shake { 20%, 60% { transform: translateX(-8px); } 40%, 80% { transform: translateX(8px); } }

@media (max-width: 1100px) { .g2, .g3, .g-21 { grid-template-columns: 1fr; } }
@media (max-width: 860px) {
  .sidebar { transform: translateX(-100%); box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .main { margin-left: 0; }
  .icon-btn.menu-btn { display: grid; }
  .topbar, .content { padding-left: 16px; padding-right: 16px; }
  .kv { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }