/* =========================================================
   Demon Slayer Community — Design Tokens
   Palette:
     --void      #0b0a10   (background, near-black ink)
     --charcoal  #14121b   (surface)
     --charcoal2 #1c1a26   (raised surface)
     --crimson   #d61f34   (Hinokami flame red — primary accent)
     --ember     #ff7a3d   (flame orange — secondary accent)
     --haori     #2f5d4f   (Tanjiro's haori green — supporting accent)
     --nezuko    #ef7fae   (Nezuko pink — rare highlight)
     --mist      #cfd3dc   (body text on dark)
   Type:
     Display  : 'Cinzel' (angular, blade-like serif for titles)
     Body/AR  : 'Noto Kufi Arabic'
     UI/Latin : 'Rubik'
   ========================================================= */

:root{
  --void:#0b0a10;
  --charcoal:#14121b;
  --charcoal2:#1c1a26;
  --charcoal3:#242130;
  --crimson:#d61f34;
  --crimson-dim:#8f1524;
  --ember:#ff7a3d;
  --haori:#2f5d4f;
  --haori-bright:#3f8a72;
  --nezuko:#ef7fae;
  --mist:#cfd3dc;
  --mist-dim:#8890a0;
  --border:#2a2733;
  --radius:14px;
  --shadow-fire: 0 0 24px rgba(214,31,52,.35);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(214,31,52,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(47,93,79,.14), transparent 55%),
    var(--void);
  color:var(--mist);
  font-family:'Noto Kufi Arabic','Rubik',sans-serif;
  min-height:100vh;
  position:relative;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:'Cinzel','Noto Kufi Arabic',serif;letter-spacing:.3px;color:#fff;margin:0 0 .5em;}
p{line-height:1.8;color:var(--mist);}
::selection{background:var(--crimson);color:#fff;}

/* ---------- ember particle field (signature ambient motion) ---------- */
.ember-field{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden;}
.ember{
  position:absolute;bottom:-10px;width:4px;height:4px;border-radius:50%;
  background:radial-gradient(circle, var(--ember), var(--crimson) 70%, transparent);
  opacity:.7; filter:blur(.3px);
  animation:rise linear infinite;
}
@keyframes rise{
  0%{transform:translateY(0) translateX(0) scale(1);opacity:0;}
  10%{opacity:.8;}
  100%{transform:translateY(-110vh) translateX(var(--drift,20px)) scale(.3);opacity:0;}
}
@media (prefers-reduced-motion: reduce){
  .ember{animation:none;display:none;}
  html{scroll-behavior:auto;}
}

/* ---------- topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(11,10,16,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar-inner{
  max-width:1240px;margin:0 auto;padding:12px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{font-size:28px;filter:drop-shadow(0 0 8px rgba(214,31,52,.6));}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-title{font-family:'Cinzel';font-weight:900;font-size:16px;color:#fff;letter-spacing:1.5px;}
.brand-sub{font-size:10px;letter-spacing:3px;color:var(--crimson);font-weight:600;}

.main-nav{display:flex;align-items:center;gap:26px;font-weight:600;font-size:14.5px;}
.main-nav a{position:relative;color:var(--mist-dim);padding:6px 2px;transition:color .2s;}
.main-nav a:hover,.main-nav a.active{color:#fff;}
.main-nav a.active::after,.main-nav a:hover::after{
  content:"";position:absolute;right:0;left:0;bottom:-8px;height:2px;
  background:linear-gradient(90deg,var(--crimson),var(--ember));
  border-radius:2px;
}

.auth-zone{display:flex;align-items:center;gap:10px;}
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 18px;border-radius:9px;font-weight:700;font-size:14px;
  border:1px solid transparent;cursor:pointer;transition:.2s;
}
.btn-ghost{border-color:var(--border);color:var(--mist);}
.btn-ghost:hover{border-color:var(--crimson);color:#fff;}
.btn-fire{background:linear-gradient(135deg,var(--crimson),var(--crimson-dim));color:#fff;box-shadow:var(--shadow-fire);}
.btn-fire:hover{filter:brightness(1.12);}
.btn-haori{background:linear-gradient(135deg,var(--haori-bright),var(--haori));color:#fff;}
.btn-outline{border:1px solid var(--border);color:var(--mist);background:transparent;}
.btn-outline:hover{border-color:var(--mist);color:#fff;}
.btn-block{width:100%;justify-content:center;}
.btn-sm{padding:6px 12px;font-size:12.5px;}
.btn-danger{background:linear-gradient(135deg,#7a1420,#4a0d15);color:#ffdada;}

.nav-toggle{display:none;background:none;border:1px solid var(--border);color:#fff;font-size:18px;border-radius:8px;padding:6px 10px;cursor:pointer;}

/* ---------- account widget ---------- */
.account-widget{position:relative;}
.account-trigger{
  display:flex;align-items:center;gap:8px;background:var(--charcoal2);
  border:1px solid var(--border);padding:5px 12px 5px 6px;border-radius:30px;cursor:pointer;
}
.account-avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;border:2px solid var(--crimson);}
.account-name{font-weight:700;color:#fff;font-size:13.5px;}
.role-badge{
  font-size:10px;font-weight:700;padding:2px 8px;border-radius:20px;
  color:var(--role-color,#fff);border:1px solid var(--role-color,#555);
  background:color-mix(in srgb, var(--role-color,#555) 15%, transparent);
}
.account-menu{
  position:absolute;left:0;top:calc(100% + 10px);min-width:230px;
  background:var(--charcoal2);border:1px solid var(--border);border-radius:12px;
  padding:8px;box-shadow:0 20px 40px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:.18s;z-index:60;
}
.account-widget.open .account-menu{opacity:1;visibility:visible;transform:translateY(0);}
.account-menu-head{display:flex;gap:10px;align-items:center;padding:10px;border-bottom:1px solid var(--border);margin-bottom:6px;}
.account-menu-head img{width:38px;height:38px;border-radius:50%;object-fit:cover;}
.tiny-muted{font-size:11px;color:var(--mist-dim);}
.account-menu a{display:block;padding:9px 10px;border-radius:8px;font-size:13.5px;font-weight:600;color:var(--mist);}
.account-menu a:hover{background:var(--charcoal3);color:#fff;}
.account-menu a.danger{color:#ff7a7a;}

/* ---------- layout helpers ---------- */
.site-main{position:relative;z-index:1;max-width:1240px;margin:0 auto;padding:40px 24px 80px;min-height:60vh;}
.container-narrow{max-width:820px;margin:0 auto;}
.section-eyebrow{color:var(--crimson);font-weight:700;letter-spacing:3px;font-size:12px;text-transform:uppercase;margin-bottom:8px;}
.card{background:var(--charcoal);border:1px solid var(--border);border-radius:var(--radius);padding:26px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}

/* ---------- hero ---------- */
.hero{
  position:relative;padding:70px 30px;border-radius:20px;overflow:hidden;
  background:
    linear-gradient(160deg, rgba(214,31,52,.16), transparent 55%),
    linear-gradient(-20deg, rgba(47,93,79,.18), transparent 50%),
    var(--charcoal);
  border:1px solid var(--border);
  text-align:center;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image: repeating-linear-gradient(135deg, rgba(255,255,255,.02) 0 2px, transparent 2px 22px);
  pointer-events:none;
}
.hero-kanji{font-size:60px;opacity:.14;position:absolute;top:10px;left:30px;font-family:'Cinzel';}
.hero h1{font-size:44px;font-weight:900;margin-bottom:10px;}
.hero .accent{color:var(--crimson);text-shadow:0 0 30px rgba(214,31,52,.5);}
.hero p.lead{max-width:600px;margin:0 auto 26px;color:var(--mist-dim);font-size:16px;}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

.stats-row{display:flex;gap:18px;justify-content:center;margin-top:40px;flex-wrap:wrap;}
.stat-pill{background:var(--charcoal2);border:1px solid var(--border);padding:14px 26px;border-radius:12px;text-align:center;min-width:150px;}
.stat-pill .num{font-family:'Cinzel';font-size:22px;font-weight:900;color:var(--ember);}
.stat-pill .label{font-size:11.5px;color:var(--mist-dim);letter-spacing:1px;}

/* ---------- server cards ---------- */
.server-card{
  background:var(--charcoal);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;position:relative;overflow:hidden;transition:.25s;
}
.server-card:hover{border-color:var(--crimson-dim);transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,0,0,.4);}
.server-card .tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:1px;
  padding:4px 10px;border-radius:20px;margin-bottom:14px;
}
.tag-ze{background:rgba(47,93,79,.25);color:#7fe0bf;border:1px solid var(--haori-bright);}
.tag-pb{background:rgba(214,31,52,.2);color:#ff9a9a;border:1px solid var(--crimson);}
.server-card h3{font-size:20px;margin-bottom:6px;}
.server-card p{font-size:14px;color:var(--mist-dim);margin-bottom:18px;}
.ip-box{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:var(--void);border:1px dashed var(--border);border-radius:10px;
  padding:12px 16px;font-family:'Rubik',monospace;
}
.ip-box code{color:var(--ember);font-weight:700;font-size:15px;direction:ltr;unicode-bidi:plaintext;}
.copy-btn{
  background:var(--charcoal3);border:1px solid var(--border);color:#fff;
  padding:7px 14px;border-radius:8px;font-size:12.5px;font-weight:700;cursor:pointer;transition:.2s;
}
.copy-btn:hover{background:var(--crimson);border-color:var(--crimson);}

/* ---------- rules tabs ---------- */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px;border-bottom:1px solid var(--border);padding-bottom:14px;}
.tab-btn{
  background:var(--charcoal2);border:1px solid var(--border);color:var(--mist-dim);
  padding:10px 18px;border-radius:30px;font-weight:700;font-size:13.5px;cursor:pointer;transition:.2s;
}
.tab-btn:hover{color:#fff;}
.tab-btn.active{background:linear-gradient(135deg,var(--crimson),var(--crimson-dim));color:#fff;border-color:transparent;}
.tab-panel{display:none;animation:fadeIn .25s ease;}
.tab-panel.active{display:block;}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}
.rule-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.rule-list li{
  display:flex;gap:14px;background:var(--charcoal);border:1px solid var(--border);
  border-radius:12px;padding:16px 18px;
}
.rule-num{
  font-family:'Cinzel';font-weight:900;color:var(--crimson);font-size:18px;min-width:30px;
}

/* ---------- rank system ---------- */
.rank-grid{display:flex;flex-direction:column;gap:14px;}
.rank-row{
  display:flex;align-items:center;gap:18px;background:var(--charcoal);
  border:1px solid var(--border);border-inline-start:4px solid var(--role-color,var(--crimson));
  border-radius:12px;padding:16px 20px;
}
.rank-row .rank-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:20px;background:color-mix(in srgb, var(--role-color,#d61f34) 20%, transparent);
  border:1px solid var(--role-color,#d61f34);
}
.rank-row h4{margin:0;color:var(--role-color,#fff);font-size:16px;}
.rank-row p{margin:2px 0 0;font-size:13px;color:var(--mist-dim);}

/* ---------- chat ---------- */
.chat-wrap{display:grid;grid-template-rows:auto 1fr auto;height:70vh;background:var(--charcoal);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;}
.chat-head{padding:16px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;}
.chat-head h3{margin:0;font-size:16px;}
.live-dot{width:8px;height:8px;border-radius:50%;background:#4ade80;box-shadow:0 0 8px #4ade80;display:inline-block;margin-left:6px;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.3;}}
.chat-messages{overflow-y:auto;padding:18px 22px;display:flex;flex-direction:column;gap:14px;}
.msg{display:flex;gap:12px;}
.msg img{width:34px;height:34px;border-radius:50%;object-fit:cover;flex-shrink:0;}
.msg-body{background:var(--charcoal2);border:1px solid var(--border);border-radius:10px;padding:10px 14px;max-width:75%;}
.msg-meta{display:flex;gap:8px;align-items:baseline;margin-bottom:2px;}
.msg-meta .u{font-weight:700;color:#fff;font-size:13.5px;}
.msg-meta .t{font-size:10.5px;color:var(--mist-dim);}
.msg-text{font-size:14px;color:var(--mist);word-break:break-word;}
.chat-input-row{display:flex;gap:10px;padding:16px 22px;border-top:1px solid var(--border);}
.chat-input-row input{
  flex:1;background:var(--void);border:1px solid var(--border);border-radius:30px;
  padding:12px 18px;color:#fff;font-family:inherit;
}
.chat-input-row input:focus{outline:none;border-color:var(--crimson);}
.chat-guest-note{
  padding:16px 22px;text-align:center;color:var(--mist-dim);font-size:13.5px;
  border-top:1px solid var(--border);
}
.chat-guest-note a{color:var(--crimson);font-weight:700;}

/* ---------- forms ---------- */
.form-group{margin-bottom:18px;}
.form-group label{display:block;font-size:13px;font-weight:700;color:var(--mist);margin-bottom:7px;}
.form-group input,.form-group select,.form-group textarea{
  width:100%;background:var(--void);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;color:#fff;font-family:inherit;font-size:14px;transition:.2s;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--crimson);box-shadow:0 0 0 3px rgba(214,31,52,.15);}
.form-row2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.avatar-picker{display:flex;align-items:center;gap:16px;margin-bottom:20px;}
.avatar-picker img{width:70px;height:70px;border-radius:50%;object-fit:cover;border:2px solid var(--crimson);}
.form-actions{display:flex;gap:12px;margin-top:8px;}
.alert{padding:12px 16px;border-radius:10px;margin-bottom:18px;font-size:14px;font-weight:600;}
.alert-error{background:rgba(214,31,52,.14);border:1px solid var(--crimson);color:#ff9a9a;}
.alert-success{background:rgba(47,93,79,.2);border:1px solid var(--haori-bright);color:#8fe3c9;}
.auth-page{max-width:440px;margin:20px auto;}
.auth-switch{text-align:center;margin-top:16px;font-size:13.5px;color:var(--mist-dim);}
.auth-switch a{color:var(--crimson);font-weight:700;}

/* ---------- admin table ---------- */
.admin-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:14px;flex-wrap:wrap;}
.admin-search{background:var(--void);border:1px solid var(--border);border-radius:10px;padding:10px 14px;color:#fff;min-width:240px;}
table.admin-table{width:100%;border-collapse:collapse;font-size:13.5px;}
table.admin-table th{text-align:start;padding:12px 14px;color:var(--mist-dim);font-size:11.5px;letter-spacing:1px;text-transform:uppercase;border-bottom:1px solid var(--border);}
table.admin-table td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle;}
table.admin-table tr:hover td{background:rgba(255,255,255,.02);}
.admin-user-cell{display:flex;align-items:center;gap:10px;}
.admin-user-cell img{width:32px;height:32px;border-radius:50%;object-fit:cover;}
.role-select{background:var(--charcoal2);border:1px solid var(--border);color:#fff;padding:6px 10px;border-radius:8px;font-size:12.5px;}
.owner-lock{font-size:11px;color:var(--mist-dim);font-style:italic;}

/* ---------- toast ---------- */
.toast{
  position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--charcoal2);border:1px solid var(--crimson);color:#fff;
  padding:13px 26px;border-radius:30px;font-weight:700;font-size:13.5px;
  opacity:0;pointer-events:none;transition:.25s;z-index:200;box-shadow:0 10px 30px rgba(0,0,0,.5);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--border);background:var(--charcoal);position:relative;z-index:1;}
.footer-inner{max-width:1240px;margin:0 auto;padding:28px 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;}
.footer-brand{font-family:'Cinzel';font-weight:700;color:#fff;}
.footer-links{display:flex;gap:18px;font-size:13px;color:var(--mist-dim);flex-wrap:wrap;}
.footer-links a:hover{color:var(--crimson);}
.footer-note{font-size:12px;color:var(--mist-dim);}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .form-row2{grid-template-columns:1fr;}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;background:var(--charcoal);
    flex-direction:column;padding:16px 24px;border-bottom:1px solid var(--border);
    display:none;gap:16px;
  }
  .main-nav.open{display:flex;}
  .nav-toggle{display:block;}
  .hero h1{font-size:30px;}
  .chat-wrap{height:80vh;}
}

/* focus visibility */
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--crimson);outline-offset:2px;}