/* =====================================================================
   Auto Service - Design System  (ported from auto-service_18.html)
   Light / Dark via html[data-theme] , RTL / LTR via logical properties
===================================================================== */

:root{
  --bg:#fbfcfe; --surface:#ffffff; --surface-2:#f4f7fb; --line:#e6ebf2; --line-2:#d6deea;
  --sidebar:#ffffff; --sidebar-2:#f0f5fb; --sidebar-line:#e6ebf2; --sidebar-ink:#3a4658; --sidebar-muted:#8b97a8;
  --brand:#2f6fed; --brand-dk:#2159cc; --brand-soft:#e9f1ff; --brand-ring:#c9ddff;
  --ink:#111a29; --muted:#5b6675; --faint:#96a2b3;
  --amber:#c9781a; --amber-soft:#fbf1e3; --green:#1a8a55; --green-soft:#e3f3ec; --red:#cf3f38; --red-soft:#fbe9e8;
  --mono:'DM Mono','Courier New',ui-monospace,monospace;
  --sans:'Vazirmatn','Segoe UI',Tahoma,sans-serif;
  --r:12px; --r-sm:9px; --shadow:none; --shadow-lg:0 16px 48px rgba(17,26,41,.13);
  --login-grad:linear-gradient(150deg,#1a2c4a 0%,#2f6fed 100%);
}
html[data-theme="dark"]{
  --bg:#0e131c; --surface:#161d2a; --surface-2:#1d2634; --line:#293241; --line-2:#374253;
  --sidebar:#12192a; --sidebar-2:#1d2634; --sidebar-line:#293241; --sidebar-ink:#c3cddb; --sidebar-muted:#7988a0;
  --brand:#5b93f7; --brand-dk:#2f6fed; --brand-soft:#1a2740; --brand-ring:#2a3d5e;
  --ink:#e9eef6; --muted:#9ba7ba; --faint:#6c7889;
  --amber:#eaa043; --amber-soft:#39290f; --green:#3fb47f; --green-soft:#132d1e; --red:#e56b60; --red-soft:#381d1b;
  --shadow:none; --shadow-lg:0 16px 48px rgba(0,0,0,.55);
  --login-grad:linear-gradient(150deg,#0e131c 0%,#1a2c4a 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
.hidden{display:none!important}
button{font-family:inherit;cursor:pointer;border:none;border-radius:var(--r-sm);font-size:14px}
input,select,textarea{font-family:inherit;font-size:14px}
.mono{font-family:var(--mono)}
a{text-decoration:none;color:inherit}

/* ===== Buttons ===== */
.btn-primary{background:var(--brand);color:#fff;padding:10px 18px;font-weight:600;transition:.15s;border-radius:var(--r-sm)}
.btn-primary:hover{background:var(--brand-dk);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);padding:10px 16px;border:1px solid var(--line-2);transition:.15s;border-radius:var(--r-sm)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:7px 14px;font-size:13px}
a.btn-primary,a.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer;font-size:14px}
a.btn-sm{font-size:13px}
.btn-danger{background:var(--red);color:#fff;padding:10px 18px;font-weight:600;border-radius:var(--r-sm);transition:.15s}
.btn-danger:hover{opacity:.88;color:#fff}
.text-red{color:var(--red)!important}
.w-100{width:100%}

/* ===== Plate (signature element) ===== */
.plate{
  font-family:var(--mono);font-weight:500;font-size:16px;letter-spacing:.5px;
  background:#fbfbf4;color:#16233a;display:inline-flex;align-items:center;gap:7px;
  padding:5px 10px 5px 8px;border-radius:5px;border:2px solid #16233a;position:relative;
}
.plate::before{content:'';width:9px;position:absolute;inset-inline-start:-2px;top:-2px;bottom:-2px;background:var(--brand);border-radius:4px 0 0 4px;height:calc(100% + 4px)}
.plate span{padding-inline-start:8px}

/* ===== App shell: sidebar + main ===== */
#appWrap{display:flex;min-height:100vh}
.sidebar{
  width:248px;flex:0 0 248px;background:var(--sidebar);color:var(--sidebar-ink);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
  border-inline-end:1px solid var(--sidebar-line);
}
.sb-brand{display:flex;align-items:center;gap:12px;padding:20px 20px;border-bottom:1px solid var(--sidebar-line)}
.sb-logo{width:40px;height:40px;border-radius:10px;background:var(--brand);display:grid;place-items:center;font-size:20px;flex:0 0 auto;box-shadow:0 4px 12px var(--brand-ring)}
.sb-logo img{width:72%;height:72%;object-fit:contain;display:block}
.sb-brand h1{font-size:15px;font-weight:700;color:var(--ink);line-height:1.2}
.sb-brand .sub{font-size:10px;color:var(--sidebar-muted);letter-spacing:1.5px;text-transform:uppercase;margin-top:3px}
.sb-nav{padding:16px 12px;flex:1;display:flex;flex-direction:column;gap:3px;overflow-y:auto}
.sb-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--r-sm);color:var(--sidebar-ink);background:transparent;width:100%;text-align:start;font-size:14px;font-weight:500;transition:.15s;position:relative}
.sb-item:hover{background:var(--sidebar-2);color:var(--brand)}
.sb-item.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.sb-item.active::before{content:'';position:absolute;inset-inline-start:0;top:8px;bottom:8px;width:3px;border-radius:3px;background:var(--brand)}
.sb-item .ic{font-size:17px;width:20px;text-align:center}
.sb-foot{padding:14px 12px;border-top:1px solid var(--sidebar-line)}
.sb-user{display:flex;align-items:center;gap:10px;padding:8px 10px;margin-bottom:8px;border-radius:var(--r-sm);background:var(--surface-2)}
.sb-avatar{width:36px;height:36px;border-radius:10px;background:var(--brand);display:grid;place-items:center;font-weight:700;color:#fff;font-size:14px}
.sb-user .nm{font-size:13px;font-weight:600;color:var(--ink)}
.sb-user .rl{font-size:11px;color:var(--muted)}
.sb-lang{display:flex;gap:5px;padding:0 12px 8px}
.sb-lang a{flex:1;padding:7px;background:var(--surface-2);color:var(--muted);font-size:12px;border-radius:8px;border:1px solid transparent;text-align:center;transition:.15s}
.sb-lang a.active{background:var(--brand-soft);color:var(--brand);border-color:var(--brand-ring);font-weight:600}
.sb-lang a:hover{color:var(--brand)}
.sb-theme{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:9px;background:var(--surface-2);color:var(--sidebar-ink);font-size:13px;font-weight:500;border-radius:var(--r-sm);transition:.15s}
.sb-theme:hover{background:var(--brand-soft);color:var(--brand)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:var(--surface);border-bottom:1px solid var(--line);padding:18px 30px;display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:0;z-index:30}
.topbar h2{font-size:20px;font-weight:700;letter-spacing:-.2px}
.topbar .crumb{font-size:12px;color:var(--faint);margin-top:2px}
.content{padding:30px;flex:1;width:100%}

.menu-btn{display:none;background:var(--surface);border:1px solid var(--line-2);width:40px;height:40px;border-radius:10px;font-size:18px}
.sb-backdrop{display:none}

/* ===== Search ===== */
.search-box{position:relative;flex:1;max-width:360px}
.search-box input{width:100%;padding:10px 14px 10px 40px;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);color:var(--ink);transition:.15s}
html[dir=rtl] .search-box input{padding:10px 40px 10px 14px}
.search-box input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.search-box .si{position:absolute;top:50%;transform:translateY(-50%);inset-inline-start:13px;color:var(--faint);font-size:15px;pointer-events:none}
.search-box input::placeholder{color:var(--faint)}

/* ===== Dashboard stats ===== */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.charts-2col{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:760px){.charts-2col{grid-template-columns:1fr}}
.chart-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap;gap:10px}
.chart-head .ct{font-size:15px;font-weight:700}
.chart-head .csum{font-size:12px;color:var(--muted);font-family:var(--mono);margin-top:3px}
.chart-filter{display:inline-flex;background:var(--surface-2);border-radius:9px;padding:3px;gap:2px}
.chart-filter button{padding:6px 12px;font-size:12px;font-weight:600;border-radius:7px;background:transparent;color:var(--muted);transition:.15s}
.chart-filter button.active{background:var(--surface);color:var(--brand);box-shadow:var(--shadow)}
.chart-body{padding:16px 18px}
.chart-stats{display:flex;gap:20px;padding:0 18px 14px;flex-wrap:wrap}
.chart-stats .cs{font-size:12px;color:var(--faint)}
.chart-stats .cs b{display:block;font-family:var(--mono);font-size:16px;color:var(--ink);font-weight:500;margin-top:2px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;position:relative;transition:.15s}
.stat:hover{border-color:var(--brand-ring)}
.stat .k{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;font-weight:500;margin-bottom:14px}
.stat .k .ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;font-size:17px}
.stat .v{font-family:var(--mono);font-size:26px;font-weight:500;color:var(--ink);line-height:1}
.stat .cap{font-size:12px;color:var(--faint);margin-top:6px}
.ic-blue{background:var(--brand-soft);color:var(--brand)}
.ic-amber{background:var(--amber-soft);color:var(--amber)}
.ic-green{background:var(--green-soft);color:var(--green)}
.ic-red{background:var(--red-soft);color:var(--red)}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-bottom:20px}
.panel-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.panel-head h3{font-size:15px;font-weight:700}
.panel-body{padding:6px 0}

.alert-row{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid var(--line)}
.alert-row:last-child{border-bottom:none}
.alert-row:hover{background:var(--surface-2)}
.alert-row .adot{width:8px;height:8px;border-radius:50%;flex:0 0 auto}
.alert-row .amain{flex:1;min-width:0}
.alert-row .atitle{font-size:14px;font-weight:600}
.alert-row .asub{font-size:12px;color:var(--muted);margin-top:2px}
.alert-row .ago{color:var(--brand);font-size:13px;font-weight:600;background:none}

/* ===== Vehicle grid ===== */
.section-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.section-bar h3{font-size:16px;font-weight:700}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(275px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;cursor:pointer;transition:.15s}
.card:hover{border-color:var(--brand);box-shadow:0 6px 20px rgba(47,111,237,.1)}
.card .model{font-size:15px;font-weight:700;margin:12px 0 2px}
.card .owner{font-size:13px;color:var(--muted)}
.card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:13px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
.km-badge{font-family:var(--mono);color:var(--ink);font-size:13px}
.due-flag{padding:4px 11px;border-radius:7px;font-size:11px;font-weight:700}
.due-ok{background:var(--green-soft);color:var(--green)}
.due-soon{background:var(--amber-soft);color:var(--amber)}
.due-over{background:var(--red-soft);color:var(--red)}

.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .ic{font-size:46px;margin-bottom:12px;opacity:.35}

/* ===== Profile ===== */
.profile-head{display:flex;flex-wrap:wrap;gap:18px;align-items:flex-start;justify-content:space-between;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;margin-bottom:20px}
.profile-info h2{font-size:22px;margin:12px 0 8px;letter-spacing:-.3px}
.profile-meta{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:14px}
.profile-meta b{color:var(--ink);font-weight:600}
.profile-actions{display:flex;gap:8px;flex-wrap:wrap}
.section-title{font-size:11px;text-transform:uppercase;letter-spacing:1.5px;color:var(--faint);margin:24px 0 14px;font-weight:700}

.oil-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.oil-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.oil-card h3{font-size:15px;margin-bottom:16px;display:flex;align-items:center;gap:8px;font-weight:700}
.oil-nums{display:flex;justify-content:space-between;gap:10px;margin-bottom:14px}
.oil-num{text-align:center;flex:1}
.oil-num .lbl{font-size:11px;color:var(--faint);margin-bottom:5px}
.oil-num .val{font-family:var(--mono);font-size:19px;font-weight:500}
.oil-bar{height:7px;background:var(--surface-2);border-radius:5px;overflow:hidden;margin-bottom:9px}
.oil-bar span{display:block;height:100%;border-radius:5px;transition:width .4s}
.oil-status{font-size:12px;text-align:center;font-weight:700}

.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:10px;transition:.15s}
.svc:hover{border-color:var(--line-2)}
.svc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;flex-wrap:wrap;gap:8px}
.svc-date{font-family:var(--mono);color:var(--brand);font-size:14px;font-weight:500}
.svc-km{font-family:var(--mono);color:var(--muted);font-size:13px}
.svc-amount{font-family:var(--mono);font-weight:500;font-size:16px;color:var(--ink)}
.svc-act{background:var(--surface-2);border:1px solid var(--line-2);border-radius:8px;color:var(--muted);width:32px;height:32px;font-size:14px;display:inline-grid;place-items:center;transition:.15s;cursor:pointer}
.svc-act:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.svc-act.danger:hover{border-color:var(--red);color:var(--red);background:var(--red-soft)}
.svc-desc{color:var(--ink);font-size:14px;white-space:pre-wrap}
.svc-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.tag{background:var(--brand-soft);padding:3px 11px;border-radius:7px;font-size:12px;color:var(--brand);font-weight:500}
.total-bar{display:flex;justify-content:space-between;align-items:center;background:var(--brand);color:#fff;border-radius:var(--r);padding:16px 20px;margin-top:8px}
.total-bar .v{font-family:var(--mono);font-size:19px;font-weight:500;color:#fff}

/* ===== Users table ===== */
.utable{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.urow{display:flex;align-items:center;gap:14px;padding:15px 20px;border-bottom:1px solid var(--line)}
.urow:last-child{border-bottom:none}
.urow .uav{width:40px;height:40px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-weight:700}
.urow .uinfo{flex:1;min-width:0}
.urow .unm{font-weight:600;font-size:15px}
.urow .usub{font-size:12px;color:var(--muted);margin-top:2px}
.urow .uacts{display:flex;gap:8px}
.role-pill{font-size:11px;padding:3px 10px;border-radius:7px;font-weight:600}
.role-admin{background:var(--brand-soft);color:var(--brand)}
.role-staff{background:var(--surface-2);color:var(--muted)}

/* ===== Modal ===== */
.overlay{position:fixed;inset:0;background:rgba(17,26,41,.45);display:grid;place-items:center;z-index:100;padding:16px;backdrop-filter:blur(3px)}
.modal{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);width:100%;max-width:520px;max-height:92vh;overflow:auto;box-shadow:var(--shadow-lg)}
.modal.modal-lg{max-width:640px}
.modal.modal-sm{max-width:380px}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--surface);z-index:5}
.modal-head h3{font-size:17px;font-weight:700}
.modal-head .x{background:var(--surface-2);width:32px;height:32px;border-radius:8px;color:var(--muted);font-size:18px}
.modal-head .x:hover{background:var(--line);color:var(--ink)}
.modal-body{padding:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;font-weight:600}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);color:var(--ink);transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.field textarea{resize:vertical;min-height:80px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.chk-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}
.chk{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:10px 12px;cursor:pointer;font-size:13px;transition:.15s}
.chk input{width:auto}
.chk.on{border-color:var(--brand);background:var(--brand-soft)}
.modal-foot{padding:16px 22px;border-top:1px solid var(--line);display:flex;gap:10px;justify-content:flex-end}

/* ===== Login ===== */
.login-screen{min-height:100vh;display:grid;grid-template-columns:1fr;place-items:center;padding:20px;background:var(--login-grad)}
.login-card{background:var(--surface);border-radius:18px;padding:34px;width:100%;max-width:390px;box-shadow:var(--shadow-lg)}
.login-logo{width:56px;height:56px;border-radius:15px;background:var(--brand);display:grid;place-items:center;font-size:28px;margin:0 auto 16px;box-shadow:0 8px 24px var(--brand-ring)}
.login-logo img{width:70%;height:70%;object-fit:contain;display:block}
.login-card h2{text-align:center;margin-bottom:4px;font-size:21px;font-weight:700}
.login-card .ls{text-align:center;color:var(--muted);font-size:12px;letter-spacing:2px;text-transform:uppercase;margin-bottom:26px}
.captcha-box{display:flex;gap:10px;align-items:stretch;margin-bottom:8px}
.captcha-box img{flex:1;min-width:0;height:58px;object-fit:cover;border:1px solid var(--line-2);border-radius:var(--r-sm);background:#fff;cursor:pointer;transition:.15s}
.captcha-box img:hover{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.captcha-refresh{background:var(--surface-2);border:1px solid var(--line-2);border-radius:var(--r-sm);color:var(--muted);padding:0 14px;font-size:18px;transition:.15s}
.captcha-refresh:hover{color:var(--brand);border-color:var(--brand)}
.login-err{background:var(--red-soft);border:1px solid var(--red);color:var(--red);border-radius:var(--r-sm);padding:10px 12px;font-size:13px;margin-bottom:16px;text-align:center}
.login-lang{display:flex;gap:6px;justify-content:center;margin-top:20px}
.login-lang a{padding:6px 14px;background:var(--surface-2);color:var(--muted);font-size:12px;border-radius:8px;transition:.15s}
.login-lang a:hover{background:var(--brand-soft);color:var(--brand)}
.login-foot{text-align:center;color:var(--faint);font-size:11px;margin-top:18px}
.text-danger{color:var(--red);font-size:12px}

/* ===== Customer view ===== */
.cust{max-width:580px;margin:0 auto;padding:24px 20px}
.cust-hero{background:var(--login-grad);color:#fff;border-radius:18px;padding:28px;text-align:center;margin-bottom:22px}
.cust-hero .brand-mini{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:16px}
.cust-hero .sb-logo{width:40px;height:40px;box-shadow:none}
.cust-hero h2{margin:12px 0 6px;color:#fff}
.cust-hero .sub{color:rgba(255,255,255,.75);font-size:14px}
.cust-hero .plate{border-color:#fff;background:#fff}

/* ===== QR / sticker ===== */
.qr-wrap{text-align:center}
#qrcanvas{display:inline-block;padding:16px;background:#fff;border-radius:12px;margin:14px 0;border:1px solid var(--line)}
.qr-note{font-size:12px;color:var(--muted);margin-top:8px}
@media print{
  body *{visibility:hidden}
  #sticker,#sticker *{visibility:visible}
  #sticker{position:fixed;inset:0;margin:auto;display:flex!important}
}
#sticker{display:none;width:320px;border:2px dashed #333;border-radius:14px;padding:20px;background:#fff;color:#111;text-align:center;flex-direction:column;align-items:center;gap:6px}
#sticker .s-shop{font-size:16px;font-weight:800;color:#111}
#sticker .s-plate{font-family:var(--mono);font-weight:700;font-size:20px;border:2px solid #111;border-radius:6px;padding:4px 14px;margin:4px 0}
#sticker .s-qr{display:flex;justify-content:center}
#sticker .s-tip{font-size:12px;color:#444}

/* ===== Responsive ===== */
@media(max-width:900px){ .oil-row{grid-template-columns:1fr} }
@media(max-width:760px){
  .sidebar{position:fixed;inset-inline-start:0;top:0;z-index:60;transform:translateX(-100%);transition:transform .25s;box-shadow:var(--shadow-lg)}
  html[dir=rtl] .sidebar{transform:translateX(100%)}
  .sidebar.open{transform:translateX(0)!important}
  .menu-btn{display:grid;place-items:center}
  .sb-backdrop.show{display:block;position:fixed;inset:0;background:rgba(17,26,41,.5);z-index:55}
  .content{padding:18px}
  .topbar{padding:14px 18px}
  .field-row{grid-template-columns:1fr}
  .profile-head{flex-direction:column}
}