@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");

:root{
  --bg: #ffffff;
  --text: #2d3748;
  --muted: #718096;
  --primary: #2c5282;
  --primary-dark: #1a365d;
  --border: #e2e8f0;
  --soft: #edf2f7;
  --shadow: 0 4px 12px rgba(0,0,0,0.08);
  --navbar-height: 64px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height:1.7;
}

.container{
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:none;
  border-radius:10px;
  padding:12px 20px;
  font-weight:600;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .2s ease, background-color .2s ease, opacity .2s ease;
}
.btn-primary{ background:var(--primary); color:#fff; }
.btn-primary:hover{ background:var(--primary-dark); }
.btn-primary:active{ transform:scale(0.98); }
.btn-primary:disabled{ background:#a0aec0; cursor:not-allowed; opacity:.8; }

.card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:12px;
  box-shadow:var(--shadow);
}
.project-card{
  display:flex;
  flex-direction:column;
  padding:20px;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .25s ease, border-color .25s ease;
}
.project-card:hover{ transform: translateY(-6px); box-shadow: 0 20px 40px rgba(99,102,241,.12); border-color: var(--primary); }
.project-card .btn{ align-self:flex-start; margin-top:12px; }

/* Modal */
.modal-overlay{ position:fixed; inset:0; background:rgba(0,0,0,.6); backdrop-filter: blur(8px); display:none; align-items:center; justify-content:center; z-index:1000; }
.modal-overlay.open{ display:flex; }
.modal-content{ background:#fff; border:1px solid var(--border); border-radius:16px; width:min(900px, 92vw); max-height:85vh; overflow:auto; box-shadow:0 40px 80px rgba(0,0,0,.25); transform:scale(.96) translateY(12px); opacity:0; }
.modal-header{ display:flex; align-items:center; justify-content:space-between; padding:20px 24px; border-bottom:1px solid var(--border); }
.modal-title{ font-size:22px; font-weight:700; color:var(--text); }
.modal-body{ padding:28px; }
.modal-close{ border:none; background:transparent; cursor:pointer; font-size:22px; color:#718096; width:40px; height:40px; border-radius:50%; display:flex; align-items:center; justify-content:center; transition:background .2s ease, transform .2s ease; }
.modal-close:hover{ background:#f7fafc; transform:rotate(90deg); }
.modal-actions{ display:flex; gap:12px; margin-top:20px; }

body.modal-open{ overflow:hidden; }

ul,ol{ padding-left:22px; }
li{ margin-bottom:10px; line-height:1.7; }

body.has-navbar{ padding-top: var(--navbar-height); }

@media (max-width: 640px){
  .container{ padding: 12px; }
}