/* =====================================================
   Bhairav Vidyalay - Admin Panel v2 (Premium UI)
   ===================================================== */

:root{
  --ink:#0f1419;
  --ink-2:#2a3038;
  --bg:#f5f3ee;
  --bg-2:#ebe7dd;
  --surface:#ffffff;
  --surface-2:#fdfcf9;
  --border:#e5dfd1;
  --border-soft:#f0ebdc;
  --muted:#6b6759;
  --primary:#7a1f1a;
  --primary-deep:#5c1410;
  --primary-soft:#fae0dd;
  --accent:#d97725;
  --accent-deep:#b8581a;
  --accent-soft:#fdf3e0;
  --gold:#c19654;
  --success:#0f7050;
  --success-soft:#d4eedc;
  --warning:#c87a0a;
  --warning-soft:#fdf3e0;
  --danger:#b53b30;
  --danger-soft:#fae0dd;
  --info:#1e524a;
  --info-soft:#d8e5e3;
  --teal:#1e524a;
  --shadow-sm:0 1px 3px rgba(15,20,25,.05),0 1px 2px rgba(15,20,25,.04);
  --shadow-md:0 4px 12px -2px rgba(15,20,25,.08),0 2px 4px rgba(15,20,25,.04);
  --shadow-lg:0 12px 36px -8px rgba(15,20,25,.12),0 4px 8px rgba(15,20,25,.05);
  --shadow-xl:0 24px 64px -12px rgba(15,20,25,.18);
}

*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:'DM Sans',system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:14px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit}

/* === LOGIN === */
.login-wrap{
  min-height:100vh;
  display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(ellipse 60% 80% at 20% 20%,rgba(217,119,37,.15),transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 80%,rgba(122,31,26,.4),transparent 60%),
    linear-gradient(135deg,#1a1410,#5c1410);
  padding:2rem;position:relative;
}
.login-wrap::before{
  content:"";position:absolute;inset:0;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .15 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;opacity:.5;pointer-events:none;
}
.login-card{
  background:#fff;width:100%;max-width:420px;
  padding:2.8rem 2.5rem;border-radius:8px;
  box-shadow:0 40px 100px -20px rgba(0,0,0,.6),0 12px 30px -8px rgba(0,0,0,.3);
  position:relative;z-index:1;
}
.login-card .logo{
  width:72px;height:72px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,#d97725,#7a1f1a);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:2rem;
  margin:0 auto 1.2rem;
  box-shadow:0 12px 28px -6px rgba(122,31,26,.5),inset 0 -3px 8px rgba(0,0,0,.25),inset 0 2px 4px rgba(255,255,255,.3);
  position:relative;
}
.login-card .logo::after{
  content:"";position:absolute;inset:-5px;
  border:1px solid rgba(193,150,84,.6);border-radius:50%;
}
.login-card h1{
  font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:1.7rem;
  text-align:center;margin-bottom:.3rem;letter-spacing:-.01em;
}
.login-card .sub{
  text-align:center;color:var(--muted);font-size:.88rem;
  margin-bottom:2rem;letter-spacing:.04em;
}
.login-card label{
  display:block;font-size:.74rem;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:var(--muted);
  margin-bottom:.45rem;margin-top:1.1rem;
}
.login-card input{
  width:100%;padding:.85rem .95rem;
  border:1.5px solid var(--border);border-radius:5px;
  font-size:.95rem;font-family:inherit;background:var(--surface-2);
  transition:.2s;
}
.login-card input:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(122,31,26,.08)}
.login-card button{
  width:100%;margin-top:1.8rem;padding:.95rem;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#fff;border:none;border-radius:5px;
  font-family:inherit;font-weight:700;font-size:.92rem;
  cursor:pointer;letter-spacing:.06em;text-transform:uppercase;
  transition:.25s;
  box-shadow:0 8px 20px -4px rgba(122,31,26,.45);
}
.login-card button:hover{transform:translateY(-1px);box-shadow:0 12px 26px -6px rgba(122,31,26,.55)}

/* === SHELL === */
.admin-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}

/* === SIDEBAR === */
.sidebar{
  background:linear-gradient(180deg,#1a1410 0%,#0f0b08 100%);
  color:#d4c4a8;padding:0;
  position:sticky;top:0;height:100vh;overflow-y:auto;
  border-right:1px solid #0a0805;
}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-track{background:transparent}
.sidebar::-webkit-scrollbar-thumb{background:rgba(228,201,138,.15);border-radius:3px}

.sidebar .brand{
  padding:1.4rem 1.5rem;
  border-bottom:1px solid rgba(228,201,138,.12);
  display:flex;align-items:center;gap:.85rem;
  background:linear-gradient(180deg,rgba(217,119,37,.05),transparent);
}
.sidebar .brand .mark{
  width:42px;height:42px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,#d97725,#7a1f1a);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:1.2rem;
  box-shadow:0 4px 12px -2px rgba(122,31,26,.5),inset 0 -2px 4px rgba(0,0,0,.2),inset 0 1px 2px rgba(255,255,255,.2);
  flex-shrink:0;
}
.sidebar .brand .name{
  font-family:'DM Serif Display',Georgia,serif;font-weight:400;color:#fbf6ee;font-size:1.02rem;line-height:1.1;
}
.sidebar .brand .role{
  font-size:.65rem;color:#a89880;letter-spacing:.14em;text-transform:uppercase;
  margin-top:.25rem;font-weight:600;
}

.side-section{
  font-size:.62rem;color:#7a6a52;letter-spacing:.16em;text-transform:uppercase;
  padding:1.3rem 1.5rem .5rem;font-weight:700;
}
.side-nav{padding:0 .7rem}
.side-nav a{
  display:flex;align-items:center;gap:.8rem;
  padding:.65rem .85rem;color:#a89880;text-decoration:none;
  font-size:.88rem;font-weight:500;border-radius:5px;
  transition:.15s;margin-bottom:.15rem;position:relative;
}
.side-nav a:hover{background:rgba(255,255,255,.04);color:#f6e6c4}
.side-nav a.active{
  background:linear-gradient(135deg,rgba(217,119,37,.18),rgba(217,119,37,.08));
  color:#fff;
  box-shadow:inset 2px 0 0 var(--accent);
}
.side-nav a .ic{
  width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;
  opacity:.75;font-size:.95rem;flex-shrink:0;
}
.side-nav a.active .ic{opacity:1;color:var(--accent)}

/* === MAIN === */
.main{padding:0;background:var(--bg);min-height:100vh}

.topbar{
  background:#fff;
  border-bottom:1px solid var(--border);
  padding:.95rem 2rem;
  display:flex;justify-content:space-between;align-items:center;
  position:sticky;top:0;z-index:10;
  box-shadow:0 1px 0 rgba(0,0,0,.02);
}
.topbar h1{
  font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:1.45rem;
  letter-spacing:-.01em;color:var(--ink);
}
.topbar .user{display:flex;align-items:center;gap:.85rem;font-size:.88rem}
.topbar .user .avatar{
  width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:400;font-family:'DM Serif Display',Georgia,serif;font-size:1.05rem;
  box-shadow:0 3px 8px -2px rgba(122,31,26,.4);
}

.content{padding:1.8rem 2rem 3rem}

/* === STAT CARDS === */
.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem;margin-bottom:1.8rem}
.stat-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:8px;
  padding:1.4rem 1.5rem;
  position:relative;overflow:hidden;
  transition:.25s;
  box-shadow:var(--shadow-sm);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--accent)}
.stat-card::before{
  content:"";position:absolute;top:0;left:0;width:3px;height:100%;
  background:linear-gradient(180deg,var(--accent),var(--primary));
  opacity:0;transition:.25s;
}
.stat-card:hover::before{opacity:1}
.stat-card .lbl{
  font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);display:flex;justify-content:space-between;align-items:center;
}
.stat-card .lbl .ic{font-size:1.25rem;opacity:.4}
.stat-card .num{
  font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:2.2rem;
  color:var(--ink);margin-top:.4rem;line-height:1;letter-spacing:-.02em;
}
.stat-card .sub{
  font-size:.78rem;color:var(--muted);margin-top:.4rem;font-weight:500;
}
.stat-card .delta{
  display:inline-flex;align-items:center;gap:.25rem;
  font-size:.74rem;font-weight:700;
  padding:.2rem .5rem;border-radius:3px;margin-top:.45rem;
}
.delta-up{background:var(--success-soft);color:var(--success)}
.delta-down{background:var(--danger-soft);color:var(--danger)}

/* === PANELS === */
.panel{
  background:#fff;
  border:1px solid var(--border);
  border-radius:8px;
  margin-bottom:1.4rem;overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.panel-head{
  padding:1.1rem 1.5rem;
  border-bottom:1px solid var(--border-soft);
  display:flex;justify-content:space-between;align-items:center;
  gap:1rem;flex-wrap:wrap;
  background:linear-gradient(180deg,var(--surface-2),#fff);
}
.panel-head h2{
  font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:1.18rem;
  letter-spacing:-.01em;display:flex;align-items:center;gap:.6rem;
}
.panel-head h2 .count{
  background:var(--accent-soft);color:var(--accent-deep);
  font-family:'DM Sans',system-ui,sans-serif;font-weight:700;font-size:.72rem;
  padding:.2rem .55rem;border-radius:10px;letter-spacing:.04em;
}
.panel-body{padding:1.4rem 1.5rem}

/* === TABLES === */
table.data{width:100%;border-collapse:collapse;font-size:.88rem}
table.data th{
  text-align:left;padding:.85rem 1.2rem;
  background:var(--surface-2);border-bottom:1px solid var(--border);
  font-weight:700;color:var(--muted);font-size:.7rem;
  letter-spacing:.1em;text-transform:uppercase;
}
table.data td{
  padding:.95rem 1.2rem;
  border-bottom:1px solid var(--border-soft);vertical-align:middle;
}
table.data tr:last-child td{border-bottom:none}
table.data tr:hover td{background:var(--surface-2)}

/* === BADGES === */
.badge{
  display:inline-flex;align-items:center;gap:.3rem;
  padding:.25rem .6rem;border-radius:4px;
  font-size:.7rem;font-weight:700;letter-spacing:.05em;
  text-transform:uppercase;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge-success{background:var(--success-soft);color:var(--success)}
.badge-warning{background:var(--warning-soft);color:var(--warning)}
.badge-danger{background:var(--danger-soft);color:var(--danger)}
.badge-info{background:var(--info-soft);color:var(--info)}
.badge-muted{background:#eef0f3;color:var(--muted)}

/* === BUTTONS === */
.btn{
  padding:.6rem 1.1rem;border:none;border-radius:5px;
  font-family:inherit;font-weight:600;font-size:.85rem;
  cursor:pointer;text-decoration:none;
  display:inline-flex;align-items:center;gap:.45rem;
  transition:.2s;letter-spacing:.02em;line-height:1;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#fff;
  box-shadow:0 4px 12px -2px rgba(122,31,26,.35);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px -4px rgba(122,31,26,.45)}
.btn-accent{
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#fff;
  box-shadow:0 4px 12px -2px rgba(217,119,37,.35);
}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 6px 16px -4px rgba(217,119,37,.45)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{background:#0a5a40}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#9a2e25}
.btn-outline{
  background:#fff;border:1px solid var(--border);color:var(--ink);
}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.btn-sm{padding:.4rem .75rem;font-size:.76rem}

/* === FORMS === */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem 1.2rem}
.form-grid.single{grid-template-columns:1fr}
.field{margin-bottom:1.1rem}
.field label{
  display:block;font-size:.74rem;font-weight:700;
  letter-spacing:.06em;color:var(--ink-2);
  margin-bottom:.45rem;text-transform:uppercase;
}
.field input,.field select,.field textarea{
  width:100%;padding:.7rem .85rem;
  border:1.5px solid var(--border);border-radius:5px;
  font-family:inherit;font-size:.92rem;
  background:var(--surface-2);color:var(--ink);
  transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);background:#fff;
  box-shadow:0 0 0 3px rgba(122,31,26,.08);
}
.field textarea{resize:vertical;min-height:80px}

/* === FLASH === */
.flash{
  padding:.95rem 1.1rem;border-radius:5px;
  margin-bottom:1.2rem;font-size:.9rem;font-weight:500;
  display:flex;align-items:center;gap:.6rem;
}
.flash::before{
  font-family:'DM Serif Display',Georgia,serif;font-weight:400;font-size:1.1rem;line-height:0;
}
.flash-success{background:var(--success-soft);color:var(--success);border-left:3px solid var(--success)}
.flash-success::before{content:"✓"}
.flash-error{background:var(--danger-soft);color:var(--danger);border-left:3px solid var(--danger)}
.flash-error::before{content:"!"}
.flash-info{background:var(--accent-soft);color:var(--warning);border-left:3px solid var(--accent)}
.flash-info::before{content:"i"}

/* === GEOFENCE WIDGET === */
.geo-card{
  background:
    radial-gradient(circle at 70% 30%,rgba(217,119,37,.08),transparent 50%),
    #fff;
  border:1px solid var(--border);
  border-radius:10px;
  padding:2.2rem;text-align:center;
  box-shadow:var(--shadow-md);
  position:relative;overflow:hidden;
}
.geo-status{font-family:'DM Serif Display',Georgia,serif;font-size:1.5rem;margin:1.2rem 0;line-height:1.3}
.geo-status.on-campus{color:var(--success)}
.geo-status.off-campus{color:var(--warning)}
.btn-checkin{
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#fff;font-size:1rem;padding:1.1rem 2.5rem;
  border-radius:6px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  border:none;cursor:pointer;
  box-shadow:0 12px 30px -8px rgba(217,119,37,.5),inset 0 1px 0 rgba(255,255,255,.25);
  transition:.3s;
}
.btn-checkin:hover{transform:translateY(-2px);box-shadow:0 16px 36px -10px rgba(217,119,37,.6)}
.btn-checkin:disabled{opacity:.55;cursor:not-allowed;filter:grayscale(.3)}

/* === ATTENDANCE MAP CHIP (visual upgrade) === */
.loc-chip{
  display:inline-flex;align-items:center;gap:.4rem;
  background:var(--accent-soft);color:var(--accent-deep);
  padding:.4rem .7rem;border-radius:5px;
  font-size:.78rem;font-weight:600;text-decoration:none;
  border:1px solid rgba(217,119,37,.2);transition:.2s;
}
.loc-chip:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.loc-chip .distance{
  font-size:.65rem;font-weight:700;opacity:.8;
  background:rgba(0,0,0,.06);padding:.1rem .35rem;border-radius:2px;
}
.loc-chip:hover .distance{background:rgba(255,255,255,.2)}

/* Mobile */
@media (max-width:900px){
  .admin-shell{grid-template-columns:1fr}
  .sidebar{position:fixed;width:248px;z-index:100;transform:translateX(-100%);transition:.3s;box-shadow:var(--shadow-xl)}
  .sidebar.open{transform:translateX(0)}
  .form-grid{grid-template-columns:1fr}
  .content{padding:1rem}
  table.data{font-size:.78rem}
  table.data th,table.data td{padding:.55rem .65rem}
  .topbar{padding:.8rem 1rem}
  .panel-head{padding:1rem}
  .panel-body{padding:1rem}
}

.sidebar .brand .mark img{width:100%;height:100%;display:block;border-radius:50%}
.sidebar .brand .mark{overflow:hidden}

.login-card .logo img{width:100%;height:100%;display:block;border-radius:50%}
.login-card .logo{overflow:hidden;background:transparent !important;box-shadow:0 12px 28px -6px rgba(122,31,26,.5)}