:root{
  --brand:#d5162e;
  --brand-2:#a90e23;
  --brand-soft:#fff1f4;
  --bg:#f4f6fb;
  --card:#ffffff;
  --line:#e7ebf2;
  --text:#101623;
  --muted:#6c7484;
  --green:#16a56b;
  --blue:#2f6bff;
  --gold:#d59a1a;
  --shadow:0 18px 45px rgba(15,23,42,.08);
  --sidebar-width:278px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:linear-gradient(180deg,#f9fafc 0,#f3f5f9 100%);color:var(--text);font-family:"Vazirmatn","IRANSansX","IRANYekanX","Segoe UI",Tahoma,Arial,sans-serif;direction:rtl;text-align:right}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
img{max-width:100%;display:block}
.section-anchor{scroll-margin-top:96px}

/* layout */
.layout-shell{display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-width);min-height:100vh}
.sidebar{grid-column:2;position:sticky;top:0;height:100vh;padding:18px;background:#fff;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:16px;z-index:20}
.sidebar-card,.side-nav a,.sidebar-status,.panel,.stat-card,.client-card{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.brand-card{text-align:center;border-radius:26px;padding:18px 16px 20px}
.brand-logo{width:132px;height:132px;object-fit:contain;margin:0 auto 8px;filter:none!important}
.brand-card strong{display:block;font-size:28px;letter-spacing:.3px}
.brand-card span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
.side-nav{display:grid;gap:10px}
.side-nav a{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:18px;color:#2b3140;transition:.18s}
.side-nav a:hover,.side-nav a.active{background:linear-gradient(90deg,#fff7f8,var(--brand-soft));color:var(--brand);font-weight:800;border-color:#ffd7de;box-shadow:inset -4px 0 0 var(--brand),var(--shadow)}
.nav-bullet{width:24px;height:24px;display:grid;place-items:center;color:var(--brand);font-weight:900}
.sidebar-status{display:flex;align-items:center;gap:12px;padding:14px;border-radius:18px;margin-top:auto}
.status-dot{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 0 6px rgba(22,165,107,.12)}
.sidebar-status b,.sidebar-status small{display:block}
.sidebar-status small{direction:ltr;color:var(--muted);font-size:11px;margin-top:4px}
.logout-button{width:100%;border:0;background:#fff2f4;color:var(--brand);padding:14px 16px;border-radius:18px;font-weight:800;cursor:pointer}
.logout-button:hover{background:#ffe8ec}

.main-column{grid-column:1;min-width:0}
.topbar{position:sticky;top:0;z-index:15;height:86px;padding:0 26px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.topbar-right{display:flex;align-items:center;gap:12px}
.admin-meta{display:flex;align-items:center;gap:10px;padding-left:14px;border-left:1px solid var(--line)}
.avatar,.user-avatar{display:grid;place-items:center;font-weight:800;border-radius:50%}
.avatar{width:42px;height:42px;background:linear-gradient(145deg,#eff2f8,#dfe4ef);color:#272b33}
.admin-meta b,.admin-meta small{display:block}.admin-meta b{font-size:13px}.admin-meta small{font-size:11px;color:var(--muted);margin-top:4px}
.icon-button{width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:#fff;cursor:pointer}
.welcome-text{text-align:left}
.welcome-text b,.welcome-text span{display:block}.welcome-text b{font-size:16px}.welcome-text span{font-size:12px;color:var(--muted);margin-top:5px}
.page-wrap{max-width:1450px;margin:0 auto;padding:24px}

/* hero */
.hero-banner{display:grid;grid-template-columns:minmax(0,1.2fr) 280px;align-items:center;gap:18px;padding:28px 30px;border-radius:30px;background:linear-gradient(135deg,#171b29 0,#272c3b 44%,#3a2330 100%);box-shadow:0 22px 55px rgba(20,24,38,.18);color:#fff;position:relative;overflow:hidden}
.hero-banner:before{content:"";position:absolute;inset:auto auto -85px -70px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 68%)}
.hero-banner:after{content:"";position:absolute;top:-80px;left:120px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(213,22,46,.28),transparent 65%)}
.hero-copy,.hero-brand{position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);padding:8px 14px;border-radius:999px;font-size:12px;color:#ffe8ec}
.hero-copy h1{margin:16px 0 8px;font-size:42px;line-height:1.2}
.hero-copy p{margin:0;max-width:760px;color:rgba(255,255,255,.82);line-height:2}
.hero-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}
.hero-meta div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:12px 14px}
.hero-meta small,.hero-meta b{display:block}.hero-meta small{font-size:11px;color:#d5d8de;margin-bottom:8px}.hero-meta b{font-size:14px;word-break:break-word}
.hero-brand{display:flex;justify-content:center;align-items:center}
.hero-brand img{width:190px;height:190px;object-fit:contain;filter:none!important}

/* cards */
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:18px}
.stat-card{display:flex;align-items:center;gap:14px;padding:20px 18px;border-radius:24px}
.stat-icon{width:58px;height:58px;border-radius:18px;display:grid;place-items:center;font-size:24px}
.stat-icon.red{background:#fff1f4;color:var(--brand)}
.stat-icon.blue{background:#eef4ff;color:var(--blue)}
.stat-icon.gold{background:#fff7e8;color:var(--gold)}
.stat-icon.green{background:#eaf8f2;color:var(--green)}
.stat-card span,.stat-card strong,.stat-card small{display:block}
.stat-card span{font-size:13px;color:#5b6270}
.stat-card strong{font-size:30px;margin:6px 0}
.stat-card small{font-size:11px;color:var(--muted)}

.dashboard-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(320px,.8fr);gap:16px;margin-top:16px}
.panel{border-radius:26px;padding:22px}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:18px}
.panel-head h2{margin:0 0 5px;font-size:24px}
.panel-head p{margin:0;color:var(--muted);font-size:12px;line-height:1.8}
.pill-badge{background:#fff1f4;color:var(--brand);padding:8px 12px;border-radius:999px;font-weight:800;font-size:12px;white-space:nowrap}
.circle-soft{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#fff1f4;color:var(--brand);font-size:22px;font-weight:800}

.chart-wrap svg{width:100%;height:270px;overflow:visible}
.grid-lines line{stroke:#eceff5;stroke-width:1;stroke-dasharray:5 6}
.line{fill:none;stroke:var(--brand);stroke-width:4;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 8px 10px rgba(213,22,46,.16))}
.area{fill:url(#areaGrad)}
.dot{fill:#fff;stroke:var(--brand);stroke-width:4}
.chart-labels{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;padding:0 10px;direction:ltr}
.summary-mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}
.summary-mini-grid div{padding:14px;border-radius:16px;background:#fafbfd;border:1px solid var(--line);text-align:center}
.summary-mini-grid span,.summary-mini-grid b{display:block}
.summary-mini-grid span{font-size:11px;color:var(--muted)}
.summary-mini-grid b{font-size:15px;margin-top:8px}

.notice-list{display:grid;gap:12px}
.notice{display:flex;align-items:flex-start;gap:12px;padding:14px;border:1px solid var(--line);border-radius:18px}
.notice>span{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;font-weight:900}
.notice b,.notice small{display:block}
.notice b{font-size:13px}
.notice small{font-size:11px;color:var(--muted);line-height:1.8;margin-top:5px}
.notice.success>span{background:#eaf8f2;color:var(--green)}
.notice.warning>span{background:#fff6e5;color:var(--gold)}
.notice.info>span{background:#eef4ff;color:var(--blue)}
.notice.danger>span{background:#fff1f4;color:var(--brand)}

/* table */
.users-panel{margin-top:16px;padding:0;overflow:hidden}
.users-panel .panel-head{padding:20px 22px;margin:0;border-bottom:1px solid var(--line)}
.table-scroll{overflow:auto}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{padding:16px 18px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:13px;text-align:right}
thead th{background:#fafbfd;color:#687082;font-size:12px;position:sticky;top:0;z-index:2}
td small{display:block;font-size:11px;color:var(--muted);margin-top:5px}
.user-cell{display:flex;align-items:center;gap:10px}
.user-avatar{width:38px;height:38px;background:#fff1f4;color:var(--brand)}
.status-pill{display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border-radius:999px;font-size:11px;font-weight:800}
.status-pill:before{content:"";width:7px;height:7px;border-radius:50%}
.status-pill.on{background:#eaf8f2;color:var(--green)}
.status-pill.on:before{background:var(--green)}
.status-pill.off{background:#f1f3f7;color:#727a88}
.status-pill.off:before{background:#727a88}
.status-pill.warn{background:#fff4dd;color:#9b6705}
.status-pill.warn:before{background:#d59a1a}
.actions{display:flex;gap:6px}
.actions form{display:inline}
.mini-btn{border:0;background:#f3f5f9;color:#2f3442;padding:8px 10px;border-radius:10px;font-size:11px;cursor:pointer}
.mini-btn.danger{background:#fff1f4;color:var(--brand)}
.empty{text-align:center;padding:34px;color:var(--muted)}

/* lower sections */
.detail-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.85fr);gap:16px;margin-top:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid label{display:grid;gap:8px;font-size:12px;color:#4e5767}
.form-grid input{width:100%;border:1px solid #dce2ec;background:#fff;padding:12px 14px;border-radius:14px;outline:none}
.form-grid input:focus{border-color:#f0a8b1;box-shadow:0 0 0 4px rgba(213,22,46,.08)}
.span-2{grid-column:1/-1}
.primary-btn{border:0;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:15px 18px;border-radius:16px;font-weight:800;cursor:pointer}
.server-card-title{display:flex;align-items:center;gap:14px;padding:16px;border-radius:18px;background:#fafbfd;border:1px solid var(--line);margin-bottom:18px}
.flag{font-size:29px}
.server-card-title b,.server-card-title small{display:block}
.server-card-title small{color:var(--muted);direction:ltr;margin-top:6px}
.server-country{margin-right:auto;font-size:18px}
.resource{margin:14px 0}
.resource>div{display:flex;justify-content:space-between;font-size:12px;margin-bottom:8px}
.resource progress{width:100%;height:9px;border:0;border-radius:999px;overflow:hidden}
.resource progress::-webkit-progress-bar{background:#eef2f7}
.resource progress::-webkit-progress-value{background:linear-gradient(90deg,var(--brand),#ff6377);border-radius:999px}
.resource progress::-moz-progress-bar{background:linear-gradient(90deg,var(--brand),#ff6377)}
.server-meta{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}
.server-meta div{padding:12px;border:1px solid var(--line);border-radius:14px;background:#fafbfd}
.server-meta span,.server-meta b{display:block}
.server-meta span{font-size:10px;color:var(--muted)}
.server-meta b{font-size:12px;margin-top:6px}
.client-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}
.client-card{border-radius:24px;padding:20px;display:flex;align-items:center;gap:14px}
.client-icon{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;font-size:24px;font-weight:900}
.client-icon.android{background:#eaf8f2;color:var(--green)}
.client-icon.windows{background:#eef4ff;color:var(--blue)}
.client-card h3{margin:0 0 6px;font-size:17px}
.client-card p{margin:0;color:var(--muted);font-size:12px;line-height:1.9}
.build-badge{margin-right:auto;background:#f3f5f9;color:#6d7482;padding:8px 12px;border-radius:999px;font-size:10px;white-space:nowrap}

.alert{padding:12px 14px;border-radius:16px;margin-bottom:14px;font-size:13px}
.alert.error{background:#fff1f4;color:var(--brand)}
.alert.success{background:#eaf8f2;color:#127550}
.alert.info{background:#eef4ff;color:#235cc6}

/* login */
.login-screen{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);align-items:center;gap:18px;padding:24px;background:radial-gradient(circle at top right,#f8d9df 0,transparent 22%),linear-gradient(180deg,#f8fafc,#f2f4f9)}
.login-visual,.login-panel{border-radius:30px;overflow:hidden;box-shadow:var(--shadow)}
.login-visual{padding:44px;background:linear-gradient(135deg,#181c28,#242a3b 55%,#502030);color:#fff;position:relative}
.login-visual:before{content:"";position:absolute;width:360px;height:360px;border-radius:50%;left:-150px;bottom:-170px;background:radial-gradient(circle,rgba(255,255,255,.1),transparent 65%)}
.login-visual img{width:140px;height:140px;object-fit:contain;filter:none!important}
.login-visual h1{font-size:36px;margin:16px 0 12px}
.login-visual p{line-height:2;color:rgba(255,255,255,.82);max-width:560px}
.login-features{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.login-features span{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.11);padding:8px 12px;border-radius:999px;font-size:12px}
.login-panel{background:#fff;padding:36px 30px}
.login-card{max-width:520px;margin:0 auto}
.mobile-logo{display:none}
.eyebrow{display:inline-block;background:#fff1f4;color:var(--brand);padding:7px 11px;border-radius:999px;font-weight:800;font-size:11px}
.login-card h2{font-size:30px;margin:16px 0 8px}
.login-card p{margin:0 0 18px;color:var(--muted);line-height:1.9}
.login-form{display:grid;gap:14px}
.login-form label{display:grid;gap:8px;font-size:12px;color:#4e5767}
.login-form input{width:100%;border:1px solid #dce2ec;border-radius:14px;padding:12px 14px;outline:none}
.login-form input:focus{border-color:#f0a8b1;box-shadow:0 0 0 4px rgba(213,22,46,.08)}
.login-form .primary{border:0;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:14px 16px;border-radius:16px;font-weight:800;cursor:pointer}
.secure-note{display:block;margin-top:14px;color:var(--muted);font-size:11px}

/* responsive */
@media (max-width:1180px){
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dashboard-grid,.detail-grid{grid-template-columns:1fr}
  .hero-banner{grid-template-columns:1fr}
  .hero-brand{justify-content:flex-start}
}
@media (max-width:960px){
  .layout-shell{display:block}
  .sidebar{position:fixed;inset:auto 0 0 0;height:auto;border-left:0;border-top:1px solid var(--line);padding:10px;display:block;z-index:35}
  .brand-card,.sidebar-status,.logout-form{display:none}
  .side-nav{grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
  .side-nav a{justify-content:center;padding:10px}
  .side-nav a span:last-child{display:none}
  .main-column{padding-bottom:88px}
  .topbar{padding:0 16px}
  .page-wrap{padding:16px}
  .login-screen{grid-template-columns:1fr}
}
@media (max-width:720px){
  .topbar{height:auto;flex-direction:column-reverse;align-items:stretch;gap:14px;padding:16px}
  .welcome-text{text-align:right}
  .topbar-right{justify-content:space-between}
  .hero-copy h1{font-size:30px}
  .hero-meta,.stats-grid,.summary-mini-grid,.server-meta,.client-grid,.form-grid{grid-template-columns:1fr}
  .stat-card{padding:16px}
  .client-card{align-items:flex-start;flex-wrap:wrap}
  .build-badge{margin-right:0}
  .login-visual{display:none}
  .login-panel{padding:28px 18px}
  .mobile-logo{display:block;margin-bottom:12px}
  .mobile-logo img{width:96px;height:96px;object-fit:contain}
}


/* reference dashboard look */
.dashboard-reference{display:grid;gap:16px}
.ref-top-strip{display:flex;align-items:end;justify-content:space-between;gap:16px;padding:4px 2px}
.ref-head-copy h1{margin:0;font-size:34px}
.ref-head-copy p{margin:8px 0 0;color:var(--muted);font-size:13px}
.ref-welcome{display:grid;gap:4px;text-align:left;font-weight:800;font-size:22px}
.ref-welcome small{font-size:13px;color:var(--muted);font-weight:500}
.reference-stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.reference-stat-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:24px;padding:18px 18px 14px;box-shadow:var(--shadow);overflow:hidden}
.reference-stat-head{display:flex;align-items:center;justify-content:space-between;color:#3e4654;font-size:15px;font-weight:700}
.reference-stat-head i{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#fff4f6;color:var(--brand);font-style:normal}
.reference-stat-value{font-size:46px;line-height:1.1;margin:14px 0 8px;font-weight:800;letter-spacing:-.03em}
.reference-stat-foot{font-size:12px;color:#58a86e}
.spark{width:110px;height:34px;display:block;margin-right:auto;margin-top:8px}.spark path{fill:none;stroke:var(--brand);stroke-width:2.4;stroke-linecap:round}
.reference-main-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(360px,.95fr);gap:16px}
.reference-bottom-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,.75fr);gap:16px}
.reference-panel{padding:18px 18px 16px}
.panel-head.tight{margin-bottom:12px}.soft-link{font-size:12px;color:#424a59;background:#fafbfd;border:1px solid var(--line);padding:8px 12px;border-radius:12px}
.mini-table{min-width:100%;border-collapse:collapse}.mini-table th,.mini-table td{padding:12px 14px;font-size:12px}.mini-table th{background:#fff}.mini-table td{border-top:1px solid var(--line)}.mini-table-wrap{overflow:auto}
.reference-chart .area.ref{fill:url(#areaGradRef)}.reference-chart .line.ref{stroke-width:3.5}.reference-chart .dot.ref{stroke-width:3}
.ref-grid{margin-top:10px}
.server-city-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.city-card{border:1px solid var(--line);border-radius:20px;padding:16px;background:#fff}
.city-card.highlight{box-shadow:0 10px 24px rgba(213,22,46,.08);border-color:#f3ced5}
.city-head{display:flex;justify-content:space-between;gap:8px;font-size:14px;font-weight:800}.city-head b{color:#18a46c;font-size:13px}
.city-card small{display:block;margin:10px 0 16px;color:#394150;font-size:25px;font-weight:800;direction:ltr;text-align:left}
.meter{height:8px;background:#edf1f6;border-radius:999px;overflow:hidden}.meter span{display:block;height:100%;background:linear-gradient(90deg,#7edb9e,#4fbf75);border-radius:999px}.city-meta{display:flex;justify-content:space-between;gap:10px;margin-top:10px;font-size:11px;color:var(--muted)}
.alert-stack{display:grid;gap:12px}.alert-row{display:flex;align-items:flex-start;gap:12px;padding:14px 12px;border-radius:18px;background:#fafbfd;border:1px solid var(--line)}.alert-row span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-weight:900}.alert-row.warn span{background:#fff6e5;color:#c58b10}.alert-row.danger span{background:#fff1f4;color:var(--brand)}.alert-row.info span{background:#eef4ff;color:#2f6bff}.alert-row b,.alert-row small{display:block}.alert-row b{font-size:13px}.alert-row small{font-size:11px;color:var(--muted);margin-top:4px}.view-all-alerts{display:block;margin-top:4px;padding:13px 12px;border-radius:16px;background:#fff;border:1px solid var(--line);text-align:center;color:var(--brand);font-weight:800}

@media (max-width:1180px){
  .reference-stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .reference-main-grid,.reference-bottom-grid,.server-city-grid{grid-template-columns:1fr}
}
@media (max-width:720px){
  .ref-top-strip{flex-direction:column;align-items:stretch}
  .ref-welcome{text-align:right}
  .reference-stats-grid{grid-template-columns:1fr}
  .reference-stat-value{font-size:34px}
}