:root{
  --navy:#04293a;
  --navy-dark:#02151a;
  --turq:#2dd4bf;
  --turq-light:#5ffbf1;
  --text:#e6f7f5;
  --muted:#a6b8b8;
  --card-bg:rgba(255,255,255,0.02);
  --border:rgba(255,255,255,0.04);
  --glass:rgba(255,255,255,0.03);
}

/* RESET */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:Inter, system-ui, Roboto, "Helvetica Neue", Arial;
}
body{
  background:linear-gradient(180deg, var(--navy-dark), #041a20);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}

/* NAVBAR */
.nav.fixed{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  background:rgba(4,41,58,0.93);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:1180px;
  margin:auto;
  padding:12px 16px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.nav-left{
  display:flex;
  align-items:center;
}
.logo-circle{
  width:42px;
  height:42px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--turq), #0be8c4);
  display:flex;
  justify-content:center;
  align-items:center;
  font-size:20px;
}
.logo-text{
  margin-left:10px;
}
.logo-title{
  font-weight:700;
  font-size:20px;
}
.logo-sub{
  color:var(--muted);
  font-size:12px;
  margin-top:2px;
}
.nav-links{
  display:flex;
  gap:20px;
}
.nav-link{
  text-decoration:none;
  color:var(--muted);
  font-size:14px;
  padding:6px 10px;
  border-radius:8px;
}
.nav-link:hover{
  color:var(--turq);
  background:rgba(255,255,255,0.03);
}

/* HERO (SVG background) */
.hero{
  height:260px;
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
  overflow:hidden;
  margin-top:70px;
  background:linear-gradient(180deg, var(--navy-dark), #042029);
}
.hero-network{
  position:absolute;
  inset:0;
  background-image:url("/static/protein_hero.svg");
  background-size:cover;
  background-position:center;
  opacity:0.42;
  filter:drop-shadow(0 0 35px var(--turq));
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  text-align:center;
}
.hero-title{
  font-size:42px;
  font-weight:700;
  line-height:1.1;
  text-shadow:0 0 8px rgba(20,184,166,0.55);
}
.hero-title span{
  color:var(--turq);
}
.hero-sub{
  color:var(--muted);
  margin-top:10px;
  font-size:15px;
  max-width:850px;
  margin:auto;
}

/* MAIN LAYOUT */
.main-wrap{
  max-width:1100px;
  margin:20px auto 60px auto;
  padding:0 16px;
}
.card{
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:14px;
  padding:20px;
  box-shadow:0 10px 30px rgba(0,0,0,0.5);
  margin-bottom:20px;
}

/* TABS */
.tabs{
  display:flex;
  gap:10px;
  margin-bottom:16px;
}
.tab{
  padding:8px 16px;
  border-radius:999px;
  border:1px solid var(--border);
  background:transparent;
  color:var(--muted);
  cursor:pointer;
}
.tab.active{
  background:linear-gradient(90deg, var(--turq), #24d6b3);
  color:#05323a;
  font-weight:700;
}
.panel{
  margin-top:10px;
}

/* TEXTAREA + UPLOAD */
.label{
  color:var(--muted);
  font-size:13px;
  margin-bottom:6px;
  display:block;
}
textarea{
  width:100%;
  min-height:160px;
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:10px;
  padding:12px;
  color:var(--text);
  resize:vertical;
}
input[type=file]{
  color:var(--muted);
}
.row{
  margin-top:12px;
  display:flex;
  align-items:center;
  gap:12px;
}
.btn{
  background:linear-gradient(90deg, var(--turq), #25cdb6);
  color:#032b2a;
  border:none;
  font-weight:700;
  padding:10px 18px;
  border-radius:999px;
  cursor:pointer;
}
.btn:hover{
  filter:brightness(1.08);
}
.loading{
  font-size:13px;
  color:var(--muted);
}

/* RESULT CARD */
.result-card{
  background:rgba(255,255,255,0.02);
  margin-top:20px;
  padding:18px;
  border-radius:12px;
  border:1px solid var(--border);
}
.result-header{
  font-size:20px;
  font-weight:700;
}
.warning-text{
  color:var(--muted);
  margin-top:6px;
}

/* PROBABILITIES */
.prob-box{
  margin-top:14px;
}
.prob-list{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(150px,1fr));
  gap:10px;
}
.prob-item{
  background:rgba(255,255,255,0.02);
  padding:8px;
  border-radius:8px;
  border:1px solid var(--border);
  display:flex;
  justify-content:space-between;
  font-size:14px;
}

/* CHARTS */
.chart-title {
  text-align: center;
  font-weight: 700;
  margin-bottom: 8px;
}

.charts-row{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-top:14px;
}
.chart-card{
  flex:1 1 300px;
  background:rgba(255,255,255,0.01);
  border:1px solid var(--border);
  padding:12px;
  border-radius:10px;
}
canvas{
  width:100%!important;
  height:240px!important;
}

/* FASTA TABLE */
.fasta-wrapper{
  margin-top:18px;
}
.small-text{
  color:var(--muted);
  font-size:13px;
  margin-bottom:8px;
}
.table-container{
  margin-top:8px;
  border-radius:12px;
  overflow:hidden;
  border:1px solid var(--border);
}
.results-table{
  width:100%;
  border-collapse:collapse;
  font-size:14px;
}
.results-table th,
.results-table td{
  padding:10px;
  border-bottom:1px solid rgba(255,255,255,0.04);
  color:var(--muted);
}
.results-table tbody tr{
  cursor:pointer;
}
.results-table tbody tr:hover{
  background:rgba(255,255,255,0.04);
}

/* FASTA MODAL (no charts) */
.modal{
  position:fixed;
  inset:0;
  display:flex;
  justify-content:center;
  align-items:center;
  z-index:200;
}
.modal-backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.7);
}
.modal-content{
  position:relative;
  z-index:2;
  background:linear-gradient(180deg,#041e21,#022326);
  border:1px solid var(--border);
  padding:16px;
  border-radius:14px;
  width:92%;
  max-width:600px;
}
.modal-close{
  position:absolute;
  top:8px;
  right:10px;
  background:transparent;
  border:none;
  font-size:22px;
  color:var(--muted);
  cursor:pointer;
}
.modal-meta{
  color:var(--muted);
  font-size:13px;
  margin-bottom:8px;
}

/* BIG CHART MODALS */
.chart-modal{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.75);
  display:flex;
  justify-content:center;
  align-items:center;
  z-index:3000;
}
.chart-modal-content{
  position:relative;
  background:#0f172a;
  padding:20px;
  border-radius:10px;
}
.close-big-chart{
  position:absolute;
  top:10px;
  right:15px;
  font-size:26px;
  cursor:pointer;
  color:white;
}

/* FOOTER */
.footer{
  text-align:center;
  padding:18px 0;
  color:var(--muted);
  border-top:1px solid var(--border);
  margin-top:40px;
}

/*  FASTA TABLE ALIGNMENT  */
/* Targets the table you already render: .results-table */
.results-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;       /* force column widths to be respected */
  font-size: 14px;
}

.results-table th,
.results-table td {
  text-align: center;
  padding: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* set sensible column widths (adjust numbers if needed) */
.results-table th:nth-child(1),
.results-table td:nth-child(1) { width: 48px; }   /* # */
.results-table th:nth-child(2),
.results-table td:nth-child(2) { width: 360px; }  /* Sequence ID */
.results-table th:nth-child(3),
.results-table td:nth-child(3) { width: 110px; }  /* Length */
.results-table th:nth-child(4),
.results-table td:nth-child(4) { width: 180px; }  /* Predicted Location */
.results-table th:nth-child(5),
.results-table td:nth-child(5) { width: 120px; }  /* Max Confidence */

/* visual niceties */
.results-table thead th {
  background: rgba(10, 61, 98, 0.95);
  color: #fff;
  font-weight: 600;
}
.results-table tbody tr:hover {
  background: rgba(255,255,255,0.02);
}


/* UTILITIES */
.hidden{
  display:none;
}

/* RESPONSIVE */
@media(max-width:860px){
  .nav-inner{
    flex-direction:column;
    align-items:flex-start;
    gap:6px;
  }
  .hero-title{
    font-size:32px;
  }
  canvas{
    height:220px!important;
  }
}

.about-flex {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.about-text {
  flex: 1.2;
}

.about-image {
  flex: 1;
  text-align: center;
}

.about-image img {
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

@media (max-width: 900px) {
  .about-flex {
    flex-direction: column;
  }
}