/* style.css - modern, responsive, animations */
*{box-sizing:border-box}html,body{height:100%}
body{
  margin:0;
  font-family:Inter, "Segoe UI", Roboto, Arial, sans-serif;
  background:#f5f7fb;
  color:#222;
  -webkit-font-smoothing:antialiased;
}

.container{
  width:92%;
  max-width:1100px;
  margin:30px auto;
  background:#fff;
  border-radius:12px;
  padding:24px;
  box-shadow:0 8px 30px rgba(28,39,70,0.06);
}

/* header public */
.site-header{
  background:linear-gradient(90deg,#ffffff,#f9fbff);
  padding:30px 0 10px;
  margin-bottom:18px;
  border-bottom:1px solid rgba(0,0,0,0.04);
}
.site-header .container{background:transparent;box-shadow:none;padding:0}
.site-header h1{margin:0;font-size:28px;text-align:center;color:#0b2545}
.site-header .lead{margin-top:6px;text-align:center;color:#546681}
.site-header .nav-links{display:flex;justify-content:center;margin-top:12px}
.btn{display:inline-block;padding:8px 14px;border-radius:8px;background:#2d9cdb;color:#fff;text-decoration:none;font-weight:600;margin:0 6px}
.btn-blue{background:#3498db}
.btn-red{background:#e74c3c}
.btn:hover{opacity:0.95}

/* Dashboard header */
.title{text-align:center;margin:8px 0 18px;font-size:22px;color:#17223b}
.top-actions{display:flex;gap:10px;justify-content:center;margin-bottom:18px}

/* table */
.table{width:100%;border-collapse:collapse;margin-top:6px}
.table th,.table td{padding:12px 10px;border-bottom:1px solid #eef3fb}
.table th{background:#2d9cdb;color:#fff;text-align:left}
.thumb{width:80px;height:55px;object-fit:cover;border-radius:6px}
.no-thumb{display:inline-block;padding:6px 10px;border-radius:6px;background:#f1f5f9;color:#6b7a8a;font-size:13px}

/* forms */
.form-box{display:flex;flex-direction:column;gap:12px;max-width:700px;margin:0 auto}
.form-box input[type="text"], .form-box input[type="number"], .form-box textarea, .form-box select{
  padding:10px;border-radius:8px;border:1px solid #e3e8ef;background:#fff;
  font-size:15px
}
.form-box textarea{min-height:120px;resize:vertical}
.form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:6px}

/* login */
.center-screen{display:flex;align-items:center;justify-content:center;height:100vh;background:linear-gradient(180deg,#f3f6fb,#eef4fb)}
.login-box{background:#fff;padding:28px;border-radius:12px;width:360px;box-shadow:0 10px 30px rgba(12,23,54,0.08);text-align:center}
.login-box h2{margin-bottom:12px}
.login-box input{width:100%;padding:10px;margin:8px 0;border-radius:8px;border:1px solid #e6eef7}

/* error */
.error{color:#e74c3c;background:#fff7f7;padding:12px;border-radius:8px;margin-bottom:12px;text-align:center}

/* timeline card (vertical) */
.timeline-vertical{display:flex;flex-direction:column;gap:16px;padding:8px 2px 18px}
.timeline-card{display:flex;gap:16px;align-items:flex-start;padding:16px;border-radius:12px;background:linear-gradient(180deg,#fff,#fcfdff);box-shadow:0 6px 18px rgba(16,24,64,0.04);overflow:hidden;opacity:0;transform:translateY(30px);transition:all .6s cubic-bezier(.2,.9,.3,1)}
.timeline-card.show{opacity:1;transform:none}
.card-media img{width:220px;height:140px;object-fit:cover;border-radius:10px}
.card-media .placeholder{width:220px;height:140px;background:#f1f5f9;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#7b8b99}
.card-body{flex:1}
.card-meta{display:flex;gap:12px;align-items:center;margin-bottom:6px}
.year{font-weight:700;color:#0b2545}
.category{font-size:13px;background:#eef7ff;color:#206dbb;padding:6px 10px;border-radius:16px}

/* divider */
.divider{border:none;height:1px;background:linear-gradient(90deg,transparent,#e6eef7,transparent);margin:26px 0}

/* grid portfolio */
.section-title{text-align:left;margin:6px 0 14px;color:#2b3a52}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.grid-card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 6px 18px rgba(12,20,40,0.04);transition:transform .22s}
.grid-card:hover{transform:translateY(-6px)}
.grid-card img{width:100%;height:160px;object-fit:cover}
.grid-body{padding:12px}
.grid-body h4{margin:8px 0;color:#132033}
.muted{color:#6d7a8a;font-size:13px}

/* responsiveness */
@media (max-width:780px){
  .card-media img,.card-media .placeholder{width:120px;height:90px}
  .timeline-card{flex-direction:column;align-items:center;text-align:center}
  .card-body{width:100%}
  .grid-card img{height:140px}
}