:root{
  --blue:#1f5f99;
  --blue-light:#2f7dc4;
  --blue-soft:#edf5ff;
  --white:#ffffff;
  --text:#1e293b;
  --muted:#64748b;
  --border:#dbe5f1;
  --red:#d94b4b;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  font-family:Arial, Helvetica, sans-serif;
  background:#f4f8fc;
  color:var(--text);
  min-height:100vh;
}

/* HEADER */

.site-header,
header{
  background:#fff;
  border-bottom:1px solid var(--border);
}

.header-inner{
  max-width:1400px;
  margin:auto;
  padding:12px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}

.logo-wrap{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}

.logo{
  width:58px;
  height:58px;
  border-radius:14px;
  overflow:hidden;
  background:var(--blue-soft);
  flex-shrink:0;
}

.logo img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.site-title{
  font-size:28px;
  font-weight:800;
  color:var(--blue);
  white-space:nowrap;
}

.top-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}

.top-icon{
  text-decoration:none;
  color:var(--blue);
  font-size:18px;
  font-weight:800;
  white-space:nowrap;
}

.bell-link{
  font-size:21px;
}

.menu-btn{
  display:inline-flex !important;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border:0;
  background:transparent;
  color:#111;
  font-size:34px;
  font-weight:800;
  cursor:pointer;
  line-height:1;
}

/* NAV */

.main-nav{
  display:none !important;
  flex-direction:column;
  align-items:center;
  gap:18px;
  padding:22px 14px;
  background:#fff;
  border-bottom:1px solid var(--border);
}

.main-nav.nav-open{
  display:flex !important;
}

.main-nav a{
  color:var(--blue);
  text-decoration:none;
  font-size:24px;
  font-weight:800;
}

/* CARDS */

.card{
  background:#fff;
  border-radius:20px;
  padding:24px;
  box-shadow:0 6px 18px rgba(0,0,0,.08);
}

/* BUTTONS */

.btn{
  display:inline-block;
  padding:12px 18px;
  border:none;
  border-radius:10px;
  background:var(--blue);
  color:#fff;
  text-decoration:none;
  cursor:pointer;
}

.btn:hover{
  background:var(--blue-light);
}

.btn-small{
  padding:10px 14px;
}

/* FORMS */

.form-group{
  margin-bottom:14px;
}

.form-group label{
  display:block;
  margin-bottom:6px;
}

.form-group input,
.form-group textarea{
  width:100%;
  padding:12px;
  border:1px solid var(--border);
  border-radius:10px;
  font-family:inherit;
}

.form-group textarea{
  resize:vertical;
}

/* INDEX */

.page{
  max-width:1400px;
  margin:30px auto;
  padding:0 16px;
  display:grid;
  grid-template-columns:320px 1fr 320px;
  gap:24px;
}

.login-links{
  margin-top:20px;
  text-align:center;
}

.login-links a{
  display:block;
  margin-top:10px;
  text-decoration:none;
  color:var(--blue);
}

.announcement{
  padding:12px;
  background:#fff4f4;
  border-left:4px solid var(--red);
  border-radius:10px;
  margin-bottom:12px;
}

/* DASHBOARD */

.dashboard-shell{
  max-width:1400px;
  margin:30px auto;
  padding:0 16px;
  display:grid;
  grid-template-columns:320px 1fr;
  gap:24px;
}

.dashboard-profile{
  text-align:center;
}

.avatar-circle{
  width:140px;
  height:140px;
  border-radius:50%;
  overflow:hidden;
  margin:0 auto 16px;
  border:4px solid var(--blue-soft);
}

.avatar-circle img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.muted{
  color:var(--muted);
}

.profile-mini{
  margin:18px 0;
  text-align:left;
}

.manage-card{
  margin-bottom:24px;
}

.manage-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:16px;
}

.manage-box{
  text-decoration:none;
  color:inherit;
  background:var(--blue-soft);
  border-radius:14px;
  padding:18px;
}

.manage-box strong{
  display:block;
  margin-bottom:8px;
}

.requests-card{
  grid-column:2;
}

.request-links{
  display:grid;
  gap:16px;
}

.request-box{
  text-decoration:none;
  background:var(--blue-soft);
  padding:18px;
  border-radius:14px;
  color:var(--text);
  font-weight:600;
}

/* NOTIFICATIONS */

.notification-card{
  padding:16px;
  border:1px solid var(--border);
  border-left:4px solid var(--blue);
  border-radius:14px;
  margin-bottom:14px;
  background:#fff;
}

.notification-card.is-read{
  opacity:.7;
}

.notification-card h3{
  color:var(--blue);
  margin-bottom:8px;
}

/* FOOTER */

footer{
  margin-top:40px;
  text-align:center;
  padding:20px;
  background:#fff;
  border-top:1px solid var(--border);
}

footer a{
  text-decoration:none;
  color:var(--blue);
  margin:0 10px;
}

/* RESPONSIVE */

@media(max-width:1000px){
  .page,
  .dashboard-shell{
    grid-template-columns:1fr;
  }

  .requests-card{
    grid-column:auto;
  }
}

@media(max-width:600px){
  .header-inner{
    padding:10px;
    gap:8px;
  }

  .logo{
    width:48px;
    height:48px;
    border-radius:12px;
  }

  .site-title{
    font-size:22px;
  }

  .top-actions{
    gap:6px;
  }

  .top-icon{
    font-size:15px;
  }

  .bell-link{
    font-size:19px;
  }

  .menu-btn{
    width:38px;
    height:38px;
    font-size:30px;
  }

  .main-nav a{
    font-size:22px;
  }

  .card{
    padding:18px;
  }
}