:root{
  --bg:#0b1020; --bg-2:#0f1526; --surface:#151b2e; --surface-2:#1b2338;
  --border:#242d46; --border-2:#2f3a58;
  --text:#e7eaf3; --muted:#8b93a7; --faint:#5b6480;
  --accent:#6d5ef6; --accent-2:#22d3ee; --accent-grad:linear-gradient(135deg,#6d5ef6,#22d3ee);
  --success:#2dd4a7; --warn:#f5a524; --danger:#f0546a;
  --radius:14px; --radius-sm:10px;
  --shadow:0 10px 30px -12px rgba(0,0,0,.55);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk',var(--font);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:radial-gradient(1200px 700px at 80% -10%,rgba(109,94,246,.14),transparent 60%),
             radial-gradient(900px 600px at -10% 10%,rgba(34,211,238,.10),transparent 55%),
             var(--bg);
  color:var(--text); font-family:var(--font); font-size:15px; line-height:1.55;
  min-height:100vh; -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;letter-spacing:-.01em;margin:0 0 .5em}
.muted{color:var(--muted)}
.small{font-size:13px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;justify-content:center;
  padding:.65rem 1.1rem;border-radius:var(--radius-sm);border:1px solid var(--border-2);
  background:var(--surface-2);color:var(--text);font-weight:500;cursor:pointer;
  font-family:var(--font);font-size:14px;transition:.15s ease;white-space:nowrap}
.btn:hover{border-color:var(--accent);transform:translateY(-1px)}
.btn-primary{background:var(--accent-grad);border:none;color:#fff;font-weight:600}
.btn-primary:hover{filter:brightness(1.07)}
.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}
.btn-danger:hover{background:rgba(240,84,106,.12)}
.btn-sm{padding:.4rem .7rem;font-size:13px}
.btn-block{width:100%}

/* ---------- Forms ---------- */
label{display:block;margin:0 0 .35rem;font-size:13px;color:var(--muted);font-weight:500}
input,select,textarea{
  width:100%;padding:.7rem .85rem;background:var(--bg-2);border:1px solid var(--border);
  border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:14px;outline:none;transition:.15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(109,94,246,.15)}
.field{margin-bottom:1rem}
textarea{resize:vertical;min-height:90px}

/* ---------- Cards / panels ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.4rem;box-shadow:var(--shadow)}
.card + .card{margin-top:1.2rem}
.card-title{font-family:var(--display);font-size:18px;margin-bottom:1rem;display:flex;
  align-items:center;justify-content:space-between;gap:1rem}

/* ---------- Layout: sidebar dashboard ---------- */
.app{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:linear-gradient(180deg,var(--bg-2),var(--bg));border-right:1px solid var(--border);
  padding:1.3rem 1rem;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--display);font-weight:700;
  font-size:20px;padding:.3rem .5rem 1.2rem}
.brand .dot{width:14px;height:14px;border-radius:5px;background:var(--accent-grad);box-shadow:0 0 18px rgba(109,94,246,.7)}
.nav a{display:flex;align-items:center;gap:.7rem;padding:.7rem .8rem;border-radius:var(--radius-sm);
  color:var(--muted);font-weight:500;font-size:14px;margin-bottom:.15rem;transition:.15s}
.nav a:hover{background:var(--surface);color:var(--text)}
.nav a.active{background:var(--surface-2);color:var(--text)}
.nav a.active::before{content:"";position:absolute;left:0;width:3px;height:20px;background:var(--accent-grad);border-radius:2px;margin-left:-.8rem}
.nav a{position:relative}
.nav-label{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--faint);
  padding:1rem .8rem .4rem;font-weight:600}
.nav svg{width:18px;height:18px;flex:none;opacity:.8}
.main{padding:1.6rem 2rem 3rem;max-width:1200px;width:100%}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.6rem;flex-wrap:wrap}
.page-title{font-size:24px;margin:0}
.balance-chip{display:inline-flex;align-items:center;gap:.5rem;background:var(--surface);
  border:1px solid var(--border);border-radius:99px;padding:.5rem .95rem;font-weight:600}
.balance-chip .amt{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Stat grid ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1rem;margin-bottom:1.4rem}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 1.2rem;position:relative;overflow:hidden}
.stat::after{content:"";position:absolute;right:-20px;top:-20px;width:80px;height:80px;background:var(--accent-grad);opacity:.08;border-radius:50%}
.stat .k{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.stat .v{font-family:var(--display);font-size:26px;font-weight:600;margin-top:.3rem}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:14px;background:var(--surface)}
th,td{padding:.8rem 1rem;text-align:left;border-bottom:1px solid var(--border)}
th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600;background:var(--bg-2)}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(255,255,255,.02)}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;padding:.25rem .6rem;border-radius:99px;font-size:12px;font-weight:600}
.badge-pending{background:rgba(245,165,36,.14);color:var(--warn)}
.badge-progress{background:rgba(34,211,238,.14);color:var(--accent-2)}
.badge-completed{background:rgba(45,212,167,.14);color:var(--success)}
.badge-partial{background:rgba(109,94,246,.16);color:#a99bff}
.badge-canceled{background:rgba(240,84,106,.14);color:var(--danger)}

/* ---------- Alerts ---------- */
.alert{padding:.85rem 1.1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:14px;border:1px solid}
.alert-success{background:rgba(45,212,167,.1);border-color:rgba(45,212,167,.4);color:#8ff0d4}
.alert-error{background:rgba(240,84,106,.1);border-color:rgba(240,84,106,.4);color:#ffb4bf}
.alert-info{background:rgba(34,211,238,.1);border-color:rgba(34,211,238,.35);color:#a7ecf7}

/* ---------- Auth / landing ---------- */
.center-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem}
.auth-card{width:100%;max-width:410px}
.auth-card .brand{justify-content:center;font-size:24px}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.row{display:flex;gap:1rem;flex-wrap:wrap;align-items:flex-end}
.flex{display:flex;gap:1rem;align-items:center}
.between{justify-content:space-between}
.mt{margin-top:1rem}.mb{margin-bottom:1rem}

/* ---------- Landing ---------- */
.hero{max-width:1100px;margin:0 auto;padding:5rem 2rem 3rem;text-align:center}
.hero .eyebrow{display:inline-block;font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent-2);border:1px solid var(--border-2);border-radius:99px;padding:.4rem 1rem;margin-bottom:1.5rem}
.hero h1{font-size:clamp(38px,6vw,68px);line-height:1.02;margin-bottom:1rem}
.hero h1 .grad{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:18px;color:var(--muted);max-width:620px;margin:0 auto 2rem}
.hero-actions{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}
.topnav{display:flex;align-items:center;justify-content:space-between;padding:1.2rem 2rem;max-width:1200px;margin:0 auto}
.features{max-width:1100px;margin:2rem auto;padding:0 2rem;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem}
.feature{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}
.feature .ic{width:42px;height:42px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center;margin-bottom:1rem}
.feature .ic svg{width:22px;height:22px;color:var(--accent-2)}

.mobile-toggle{display:none}
.backdrop{display:none}
@media(max-width:880px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;z-index:50;width:250px;left:-260px;transition:.25s;box-shadow:var(--shadow)}
  .sidebar.open{left:0}
  .mobile-toggle{display:inline-flex}
  .main{padding:1.2rem}
  .grid-2{grid-template-columns:1fr}
  .backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:40}
  .backdrop.show{display:block}
}

/* ---------- Language switcher ---------- */
.lang-switch{display:flex;gap:.3rem;flex-wrap:wrap;padding:1rem .6rem .2rem}
.lang-switch a{font-size:18px;opacity:.5;filter:grayscale(.4);text-decoration:none;transition:.15s}
.lang-switch a:hover{opacity:.85}
.lang-switch a.on{opacity:1;filter:none;transform:scale(1.12)}

/* ============ Language dropdown ============ */
.lang-dd{position:relative}
.lang-btn{display:inline-flex;align-items:center;gap:.45rem;background:var(--surface);border:1px solid var(--border);
  color:var(--text);border-radius:99px;padding:.5rem .9rem;font-size:14px;font-weight:500;cursor:pointer;font-family:var(--font)}
.lang-btn:hover{border-color:var(--accent)}
.lang-btn .caret{opacity:.6;font-size:11px}
.lang-menu{position:absolute;top:calc(100% + .4rem);right:0;min-width:170px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);padding:.35rem;display:none;z-index:60}
.lang-menu.open{display:block}
.lang-menu a{display:flex;align-items:center;gap:.5rem;padding:.55rem .7rem;border-radius:8px;color:var(--text);font-size:14px}
.lang-menu a:hover{background:var(--surface-2)}
.lang-menu a.on{color:var(--accent-2);font-weight:600}
[dir=rtl] .lang-menu{right:auto;left:0}

/* ============ Visual polish ============ */
.card{transition:border-color .18s, transform .18s}
.card:hover{border-color:var(--border-2)}
.card-title{position:relative;padding-bottom:.9rem;border-bottom:1px solid var(--border)}
.stat{transition:transform .18s, border-color .18s}
.stat:hover{transform:translateY(-2px);border-color:var(--accent)}
.stat .v{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;width:max-content}
.btn{border-radius:10px}
.btn-primary{box-shadow:0 6px 18px -8px var(--accent)}
.nav a{position:relative;overflow:hidden}
.nav a.active{box-shadow:inset 0 0 0 1px var(--border-2)}
.brand{font-size:21px;letter-spacing:-.02em}
.brand .dot{width:16px;height:16px;animation:pulse 3s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 14px rgba(109,94,246,.5)}50%{box-shadow:0 0 22px rgba(34,211,238,.7)}}
.table-wrap{border-radius:var(--radius)}
thead th{position:sticky;top:0}
tbody tr{transition:background .12s}
.badge{letter-spacing:.02em}
.page-title{background:linear-gradient(90deg,var(--text),var(--muted));-webkit-background-clip:text;background-clip:text;color:transparent}
.topbar{padding-bottom:1rem;border-bottom:1px solid var(--border);margin-bottom:1.4rem}
.sidebar{backdrop-filter:blur(6px)}
input,select,textarea{transition:border-color .15s, box-shadow .15s, background .15s}