:root{
  --bg: #0f172a;            /* slate-900 */
  --card: #111827;          /* gray-900 */
  --muted: #94a3b8;         /* slate-400 */
  --text: #e5e7eb;          /* gray-200 */
  --brand: #10b981;         /* emerald-500 */
  --brand-2: #34d399;       /* emerald-400 */
  --border: #1f2937;        /* gray-800 */
  --focus: #22c55e;         /* green-500 */
  --danger: #ef4444;        /* red-500 */
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: "Tajawal", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(16,185,129,0.12), transparent 60%),
              radial-gradient(1200px 600px at 0% 10%, rgba(20,184,166,0.12), transparent 60%),
              var(--bg);
  color: var(--text);
  line-height: 1.7;
}

.container{
  width: min(1100px, 92%);
  margin-inline: auto;
}

/* Header */
.site-header{
  border-bottom: 1px solid var(--border);
  background: rgba(17,24,39,0.6);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 10;
}
.site-header .container{
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 0;
}
.brand{ display: flex; align-items: center; gap: 12px; }
.logo{ font-size: 28px; }
.site-title{ margin: 0; font-weight: 700; letter-spacing: .5px; }
.site-nav a{
  color: var(--text); text-decoration: none; border: 1px solid var(--border);
  padding: 8px 14px; border-radius: 10px;
}
.site-nav a:hover{ border-color: var(--brand-2); color: white; }

/* Hero */
.hero{ padding: 64px 0 36px; }
.hero-title{
  margin: 0;
  font-size: clamp(20px, 2.2vw + 12px, 34px);
  font-weight: 600;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Card + Form */
.card{
  margin-top: 28px;
  background: linear-gradient(180deg, rgba(16,185,129,0.06), rgba(16,185,129,0.02)) padding-box,
              linear-gradient(135deg, rgba(52,211,153,0.35), rgba(16,185,129,0.05)) border-box;
  border: 1px solid transparent;
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.card-title{ margin: 0 0 16px; font-weight: 700; }

.grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 720px){
  .grid{ grid-template-columns: repeat(2, 1fr); }
}

.field label{
  display: block; margin-bottom: 6px; color: var(--muted); font-weight: 600;
}
.field input,
.field textarea,
.field select{
  width: 100%;
  background: #0b1220;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field textarea{ resize: vertical; }

.field input:focus,
.field textarea:focus,
.field select:focus{
  border-color: var(--focus);
  box-shadow: 0 0 0 3px rgba(34,197,94,0.18);
}

/* Actions */
.actions{
  display: flex; gap: 10px; margin-top: 10px; flex-wrap: wrap;
}
.btn{
  appearance: none; cursor: pointer;
  border: 1px solid var(--border); color: var(--text);
  background: #0b1220; padding: 10px 14px; border-radius: 10px;
}
.btn:hover{ border-color: var(--brand-2); }
.btn.primary{
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  border-color: transparent; color: #061018; font-weight: 700;
}

.disclaimer{
  color: var(--muted);
  font-size: 14px;
  margin-top: 12px;
}

/* Footer */
.site-footer{
  border-top: 1px solid var(--border);
  margin-top: 40px; padding: 16px 0; text-align: center;
  color: var(--muted);
}