:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --accent:#0b54a0;
  --accent-dark:#073a6f;
  --muted:#6b7280;
  --danger:#c53030;
  --radius:10px;
  --shadow: 0 6px 18px rgba(11,84,160,0.08);
  --max-width:980px;
  --container-pad:20px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color:#0f1724;
  line-height:1.4;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(180deg,var(--bg),#eef4fb 60%);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  padding-bottom:40px;
  color:var(--accent-dark);
}

.container{
  max-width:var(--max-width);
  margin:0 auto;
  padding:var(--container-pad);
}

/* Header */
.site-header{
  background:linear-gradient(90deg,var(--accent),var(--accent-dark));
  color:#fff;
  padding:18px 0;
  box-shadow:0 2px 6px rgba(7,58,111,0.12);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{display:flex;align-items:center;gap:12px}
.brand h1{
  margin:0;font-size:1.15rem;letter-spacing:0.2px;
}
.brand .tagline{margin:0;font-size:0.85rem;opacity:0.95}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--accent);
  color:#fff;
  padding:8px 12px;
  border-radius:8px;
  text-decoration:none;
  border:0;
  cursor:pointer;
  font-weight:600;
  transition:transform .08s ease, box-shadow .08s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,0.12)}
.btn.primary{background:var(--accent-dark)}
.btn:focus{outline:3px solid rgba(11,84,160,0.18);outline-offset:2px}

/* Intro */
.intro{margin:22px 0 12px}
.intro h2{margin:.2rem 0 6px;color:var(--accent-dark)}
.intro p{margin:0;color:var(--muted)}

/* Form card */
.report-form{
  background:var(--card);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
  margin-top:18px;
}
fieldset{border:0;margin:0;padding:0 0 16px}
legend{font-weight:700;margin-bottom:8px;color:var(--accent-dark)}
.form-row{margin-bottom:12px}
.form-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.form-group{display:flex;flex-direction:column}
.form-group.full-width{grid-column:1/-1}
label{font-size:.95rem;margin-bottom:6px}
input[type="text"],input[type="tel"],input[type="email"],input[type="datetime-local"],select,textarea,input[type="file"]{
  padding:10px 12px;border-radius:8px;border:1px solid #d9e6f7;background:#fbfdff;
  font-size:0.95rem;color:#071433;
}
textarea{resize:vertical;min-height:80px}
input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 6px 18px rgba(11,84,160,0.06)}
.hint{font-size:0.85rem;color:var(--muted);margin-top:6px}

/* Switch / Checkbox style */
.switch-label{display:inline-flex;align-items:center;gap:10px;font-weight:600}
.checkbox{display:flex;align-items:center;gap:10px}
input[type="checkbox"]{width:16px;height:16px}

/* Footer actions */
.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:12px}
.form-message{margin-top:12px;color:var(--muted)}

/* Modal */
.modal{
  position:fixed;inset:0;display:none;align-items:center;justify-content:center;
  background:rgba(3,10,16,0.45);padding:20px;z-index:80;
}
.modal[aria-hidden="false"]{display:flex}
.modal-panel{
  background:var(--card);border-radius:10px;max-width:800px;width:100%;box-shadow:0 24px 60px rgba(7,58,111,0.24);
  overflow:hidden;
}
.modal-panel header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid #eef3fb}
.modal-panel h3{margin:0}
.close{background:transparent;border:0;font-size:22px;cursor:pointer;color:var(--muted)}
.modal-body{padding:18px 20px;max-height:60vh;overflow:auto;color:#123}
.modal-actions{display:flex;gap:10px;padding:12px 20px;border-top:1px solid #eef3fb;justify-content:flex-end}

/* Footer */
.site-footer{margin-top:28px;color:var(--muted);text-align:center;padding:18px 0}

/* Responsive */
@media (max-width:760px){
  .form-grid{grid-template-columns:1fr}
  .header-inner{flex-direction:column;align-items:flex-start}
  .header-actions{margin-top:8px}
  .brand-text h1{font-size:1rem}
}