@font-face{
  font-family:'Vazirmatn';
  src:url('/static/fonts/Vazirmatn.ttf') format('truetype');
  font-weight:100 900;
  font-style:normal;
  font-display:swap;
}

:root{
  --bg:#0b1424;
  --panel:#172337;
  --panel2:#1d2a40;
  --line:#33435b;
  --muted:#91a0b8;
  --text:#f5f7fb;
  --blue:#5d7fb9;
  --cyan:#22d3ee;
  --warn:#f0a66a;
  --bad:#ef6b6b;
  --ok:#34d399;
  --sidebar-w:280px;
  --font-sans:'Vazirmatn',Tahoma,'Segoe UI',Arial,sans-serif;
  --bottom-nav-h:0px;
}

*{box-sizing:border-box}

html,body{
  margin:0;
  max-width:100%;
}

html{
  font-family:var(--font-sans);
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  direction:rtl;
}

/* Form controls do not inherit font-family in most browsers */
button,input,select,textarea,optgroup,label,.btn{
  font-family:var(--font-sans);
}

a{text-decoration:none;color:inherit}

input{
  width:100%;
  background:#111c2e;
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--text);
  padding:13px;
  margin-top:7px;
}

button,.btn{
  border:0;
  border-radius:12px;
  padding:12px 18px;
  background:var(--blue);
  color:#fff;
  font-weight:700;
  cursor:pointer;
  display:inline-block;
}

button:disabled{
  opacity:.45;
  cursor:not-allowed;
  background:#334155;
  color:#94a3b8;
}

.btn.dark,button.dark{background:#27364f}
.btn.bad,button.bad{background:#7f2d2d}
.btn-sm{padding:8px 14px;font-size:13px}
.btn-block{width:100%;text-align:center;display:block}

label{
  font-family:var(--font-sans);
  font-size:14px;
  color:#dbe4f2;
}

/* App shell — CSS Grid (RTL-safe, no fixed sidebar) */
.layout{
  display:grid;
  min-height:100vh;
  grid-template-columns:var(--sidebar-w) minmax(0,1fr);
  grid-template-areas:"sidebar main";
}

.sidebar{
  grid-area:sidebar;
  width:var(--sidebar-w);
  background:linear-gradient(180deg,#26354c,#182437);
  border-inline-start:1px solid var(--line);
  padding:22px 18px;
  display:flex;
  flex-direction:column;
  position:sticky;
  top:0;
  align-self:start;
  height:100vh;
  overflow-y:auto;
}

.sidebar-top{text-align:center}

.main{
  grid-area:main;
  min-width:0;
  padding:34px 44px;
}

.brandmark{
  width:72px;
  height:72px;
  margin:0 auto 16px;
  border-radius:22px;
  background:linear-gradient(135deg,#1e40af,#22d3ee);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 0 34px rgba(34,211,238,.22);
}

.brandmark:before{
  content:"B";
  font-size:42px;
  font-weight:900;
  color:#0b1424;
  background:#fff;
  width:48px;
  height:48px;
  border-radius:16px;
  display:block;
  line-height:48px;
  text-align:center;
  box-shadow:inset 0 -4px 0 rgba(0,0,0,.12);
}

.brandname{
  font-size:25px;
  font-weight:900;
  text-align:center;
  color:#dbeafe;
  margin:6px 0;
}

.brandname span{color:var(--cyan)}

.version{
  text-align:center;
  color:var(--muted);
  font-size:12px;
  background:#46556d;
  border-radius:20px;
  padding:4px 12px;
  width:max-content;
  margin:0 auto 24px;
}

.nav a{
  display:flex;
  gap:10px;
  align-items:center;
  color:#dbe4f2;
  padding:13px 14px;
  border-radius:10px;
  margin:8px 0;
}

.nav a.active,.nav a:hover{
  background:#22334c;
  outline:1px solid #7db4ff;
}

.nav-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:22px;
  height:22px;
  flex-shrink:0;
  opacity:.9;
  margin-inline-end:6px;
}

.nav-icon .nav-svg{
  width:100%;
  height:100%;
  display:block;
}

/* Bottom tab bar (mobile) */
.bottom-nav{
  display:none;
}

.bottom-nav-item{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:2px;
  padding:4px 2px;
  min-height:48px;
  color:var(--muted);
  font-family:var(--font-sans);
  font-size:10px;
  font-weight:600;
  border-radius:10px;
  text-align:center;
}

.bottom-nav-item.active{
  color:var(--cyan);
  background:#22334c;
}

.bottom-nav-icon{
  display:flex;
  align-items:center;
  justify-content:center;
  width:28px;
  height:28px;
  flex-shrink:0;
}

.bottom-nav-icon .bottom-svg{
  width:22px;
  height:22px;
  display:block;
}

.bottom-nav-label{
  line-height:1.2;
  white-space:nowrap;
}

h1{color:#3aa6ff;margin:0 0 8px}
.subtitle{color:#dbe4f2;margin-bottom:28px}
.hint{color:var(--muted);font-size:13px;margin:8px 0 0;line-height:1.6}

.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.card{
  background:rgba(23,35,55,.92);
  border:1px solid var(--line);
  border-radius:20px;
  padding:22px;
  box-shadow:0 12px 32px rgba(0,0,0,.18);
}
.card h3{margin:0 0 18px}
.card-spaced{margin-top:22px}

.statrow{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.item{background:#142033;border:1px solid #263850;border-radius:14px;padding:14px}
.item-wide{grid-column:1/-1}
.label{font-size:12px;color:var(--muted)}
.value{font-weight:800;margin-top:6px;word-break:break-word}

.progress{height:8px;background:#43536c;border-radius:99px;overflow:hidden;margin:14px 0}
.bar{height:100%;background:#5d8ee8;border-radius:99px}
.bar-cyan{background:linear-gradient(90deg,var(--cyan),var(--blue))}

.badge{display:inline-flex;align-items:center;gap:6px;border-radius:20px;padding:5px 10px;font-size:12px}
.badge.ok{color:#d1fae5;border:1px solid #166534;background:#052e2b}
.badge.warn{color:#fed7aa;border:1px solid #9a5a30;background:#3a2720}
.badge.bad{color:#fecaca;border:1px solid #7f1d1d;background:#3b1f25}

.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.actions-center{justify-content:center}
.actions form{display:inline-block}
.actions button,.actions .btn{white-space:normal}

.notice{background:#31283a;border:1px solid #7c5a35;border-radius:18px;padding:24px;text-align:center;margin-top:20px}

.statusbox{border-radius:22px;padding:30px;text-align:center;margin-top:22px;border:1px solid #7c5a35;background:linear-gradient(135deg,rgba(74,52,72,.86),rgba(43,36,55,.92))}
.statusbox.ok{border-color:#1f8a66;background:linear-gradient(135deg,rgba(18,74,58,.55),rgba(23,35,55,.92))}
.statusbox.warn{border-color:#9a6a2f}
.statusbox.bad{border-color:#7f2d2d}
.statusbox h3{font-size:28px;margin:0 0 18px}
.statusbox p{font-size:18px;font-weight:700;margin:0 0 22px;color:#f8fafc}
.statusbox .actions{justify-content:center}

.downloadbox{margin-top:16px;text-align:center}
.config-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:14px}
.config-actions .btn,.config-actions button{min-width:170px}
.copymsg{display:block;margin-top:10px;color:var(--ok);font-size:13px;min-height:18px}
.downloadbox .btn{min-width:210px}
.downloadhint{display:block;margin-top:10px;color:var(--muted);font-size:13px}

.qrbox{
  display:flex;
  justify-content:center;
  align-items:center;
  background:#fff;
  border-radius:18px;
  padding:18px;
  margin:0 auto;
  max-width:340px;
  min-height:120px;
}

.qrbox svg{
  max-width:100%;
  height:auto;
  display:block;
}

/* Modal */
.modal[hidden]{display:none!important}

.modal{
  position:fixed;
  inset:0;
  z-index:300;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
  padding-bottom:calc(20px + var(--bottom-nav-h,0px));
}

.modal-backdrop{
  position:absolute;
  inset:0;
  background:rgba(4,10,20,.72);
  backdrop-filter:blur(4px);
}

.modal-dialog{
  position:relative;
  z-index:1;
  width:100%;
  max-width:380px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:20px;
  padding:22px 20px 20px;
  box-shadow:0 20px 50px rgba(0,0,0,.45);
  text-align:center;
}

.modal-close{
  position:absolute;
  top:10px;
  inset-inline-start:10px;
  width:36px;
  height:36px;
  border:0;
  border-radius:10px;
  background:#27364f;
  color:var(--text);
  font-size:24px;
  line-height:1;
  cursor:pointer;
  padding:0;
}

.modal-close:hover{background:#33435b}

.modal-dialog h2{
  margin:0 0 6px;
  font-size:20px;
  color:#3aa6ff;
}

.modal-subtitle{
  margin:0 0 16px;
  color:var(--muted);
  font-size:13px;
}

.modal-loading{color:var(--muted);font-size:14px;margin:0}

.modal-error{
  margin:12px 0 0;
  color:var(--bad);
  font-size:13px;
}

body.modal-open{overflow:hidden}

.table{
  width:100%;
  border-collapse:collapse;
  margin-top:15px;
  table-layout:fixed;
}

.table th,.table td{
  border-bottom:1px solid var(--line);
  padding:clamp(6px,1.8vw,13px) clamp(4px,1.2vw,10px);
  text-align:right;
  font-size:clamp(10px,2.8vw,14px);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  overflow-wrap:normal;
  word-break:keep-all;
  vertical-align:middle;
}

.table th{
  font-weight:700;
  color:#dbe4f2;
  font-size:clamp(10px,2.6vw,13px);
}

.table .empty{
  text-align:center;
  color:var(--muted);
  white-space:normal;
}

.table-wrap,.table-scroll{
  overflow:hidden;
  margin-top:12px;
  max-width:100%;
}

.config-textarea{
  width:100%;
  min-height:360px;
  background:#07111f;
  color:#f8fafc;
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px;
  direction:ltr;
  text-align:left;
  font-family:ui-monospace,monospace;
  font-size:13px;
}

.settings-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.form-stack label{
  display:block;
  margin-top:14px;
}

.form-stack label:first-of-type{
  margin-top:0;
}

.form-stack .hint{
  margin-top:10px;
  margin-bottom:0;
}

.form-stack button[type="submit"]{
  margin-top:28px;
  width:100%;
}

/* Auth pages */
.authwrap{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}

.auth{
  width:100%;
  max-width:430px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:22px;
  padding:30px;
}

.auth-divider{border:0;border-top:1px solid var(--line);margin:24px 0}

.skip-link{position:absolute;inset-inline-start:-9999px;top:auto}
.skip-link:focus{
  inset-inline-start:16px;
  top:16px;
  z-index:99;
  background:var(--panel);
  padding:10px 14px;
  border-radius:10px;
  border:1px solid var(--line);
}

input:focus,button:focus,.btn:focus{
  outline:2px solid var(--cyan);
  outline-offset:2px;
}

img,svg,video{max-width:100%;height:auto}
.value,.item{overflow-wrap:anywhere;word-break:break-word}

/* Tablet */
@media(max-width:1200px){
  .main{padding:24px}
  .grid{grid-template-columns:1fr 1fr}
  .statrow{grid-template-columns:1fr 1fr}
}

/* Mobile — sticky header + bottom navigation */
@media(max-width:900px){
  :root{
    --bottom-nav-h:calc(52px + env(safe-area-inset-bottom,0px));
  }

  html{
    scroll-padding-bottom:var(--bottom-nav-h);
  }

  body.app-shell{
    padding-bottom:var(--bottom-nav-h);
  }

  .layout{
    grid-template-columns:1fr;
    grid-template-areas:
      "sidebar"
      "main";
  }

  .sidebar{
    width:100%;
    height:auto;
    min-height:0;
    position:sticky;
    top:0;
    z-index:150;
    border-inline-start:0;
    border-bottom:1px solid var(--line);
    padding:10px 16px;
    background:linear-gradient(180deg,#26354c,#1e2a3f);
    box-shadow:0 4px 16px rgba(0,0,0,.25);
  }

  .sidebar .nav-sidebar{
    display:none;
  }

  .sidebar-top{
    display:flex;
    align-items:center;
    gap:12px;
    text-align:start;
  }

  .brandmark{
    width:44px;
    height:44px;
    margin:0;
    flex-shrink:0;
    border-radius:14px;
  }

  .brandmark:before{
    width:30px;
    height:30px;
    font-size:24px;
    line-height:30px;
    border-radius:10px;
  }

  .brandname{
    font-size:18px;
    margin:0;
    text-align:start;
    flex:1;
  }

  .version{
    margin:0;
    font-size:11px;
    padding:3px 10px;
  }

  .main{
    width:100%;
    padding:18px;
  }

  .bottom-nav{
    display:flex;
    position:fixed;
    inset-inline:0;
    bottom:0;
    z-index:200;
    min-height:52px;
    background:rgba(23,35,55,.97);
    backdrop-filter:blur(10px);
    border-top:1px solid var(--line);
    padding:4px 8px calc(4px + env(safe-area-inset-bottom,0px));
    gap:4px;
    box-shadow:0 -4px 16px rgba(0,0,0,.3);
  }

  .bottom-nav-icon{
    width:30px;
    height:30px;
  }

  .bottom-nav-icon .bottom-svg{
    width:24px;
    height:24px;
  }

  .bottom-nav-item{
    min-height:50px;
    gap:2px;
    font-size:10px;
  }

  .grid,.statrow{grid-template-columns:1fr}
  .card{padding:16px;border-radius:16px}
  .statusbox{padding:20px}
  .statusbox h3{font-size:22px}
  .statusbox p{font-size:15px}
  .config-actions .btn,.config-actions button,.downloadbox .btn{min-width:unset}
}

/* Phone */
@media(max-width:640px){
  .main{padding:14px}
  .authwrap{padding:16px}
  .auth{padding:20px;border-radius:18px}
  .actions,.config-actions{
    display:grid;
    grid-template-columns:1fr;
    gap:10px;
    width:100%;
  }
  .actions form,.config-actions form{width:100%}
  .actions button,.actions .btn,.config-actions button,.config-actions .btn{
    width:100%;
    text-align:center;
    display:block;
  }
  button,.btn{padding:12px 14px;font-size:14px}
  input,select,textarea{font-size:16px}
  .settings-actions{grid-template-columns:1fr}
  .qrbox{max-width:100%}
}

@media(max-width:420px){
  .main{padding:10px}
  .card{padding:14px}
  h1{font-size:23px}
  .brandname{font-size:19px}
}