/* ============================================================
   Glaucoma Multi-View — custom frontend styles
   Palette from the validated accessible data-viz reference.
   ============================================================ */
:root{
  --brand:#2a78d6; --brand-deep:#1b5cab; --aqua:#1baf7a;
  --pos:#d03b3b; --pos-soft:#fdecec; --neg:#0ca30c; --neg-soft:#e7f6e7;
  --warn:#eda100; --warn-soft:#fff4e0;
  --ink:#0b1524; --ink2:#52586a; --muted:#8b90a0;
  --surface:#ffffff; --page:#f4f7fc; --border:#e6ebf3; --grid:#eef1f6;
  --sb1:#0f2b57; --sb2:#0b1f43; --sb3:#0a1a39;
  --radius:18px; --shadow:0 1px 2px rgba(16,24,40,.04), 0 10px 30px -22px rgba(16,24,40,.35);
  --font:"Inter","IBM Plex Sans Thai","Noto Sans Thai",-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font); color:var(--ink); background:
    radial-gradient(1100px 460px at 15% -8%, #eaf1fb 0%, rgba(234,241,251,0) 60%),
    radial-gradient(900px 420px at 100% 0%, #e6f6f0 0%, rgba(230,246,240,0) 55%),
    var(--page);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand)}
::selection{background:#cfe1fb}

/* ---------------- Layout ---------------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:264px;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto;
  background:linear-gradient(185deg,var(--sb1) 0%,var(--sb2) 60%,var(--sb3) 100%);
  color:#e7eefb;padding:20px 16px;display:flex;flex-direction:column;gap:14px;
}
.main{flex:1;min-width:0;padding:26px clamp(16px,3vw,40px);max-width:1240px;margin:0 auto}

/* ---------------- Sidebar ---------------- */
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{width:46px;height:46px;border-radius:50%;overflow:hidden;line-height:0;
  box-shadow:0 8px 18px -8px rgba(0,0,0,.7),0 0 0 2px rgba(255,255,255,.18);flex-shrink:0}
.brand .logo svg,.brand .logo img{display:block;width:100%;height:100%;object-fit:cover}
.hero .art img,.empty .art img{width:100%;height:100%;object-fit:cover;display:block}
.brand .name{font-weight:800;font-size:1.08rem;line-height:1.1}
.brand .tag{font-size:.72rem;color:#9db3d8;margin-top:2px}

.status{display:flex;align-items:center;gap:9px;padding:10px 14px;border-radius:12px;
  font-weight:600;font-size:.86rem}
.status .dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.status.ok{background:var(--neg-soft);color:#0a6b0a}.status.ok .dot{background:var(--neg)}
.status.warn{background:var(--warn-soft);color:#8a5a12}.status.warn .dot{background:var(--warn)}
.status.err{background:var(--pos-soft);color:#8f2020}.status.err .dot{background:var(--pos)}

.nav{display:flex;flex-direction:column;gap:6px;margin-top:2px}
.nav button{
  display:flex;align-items:center;gap:11px;width:100%;text-align:left;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);color:#dde7f8;
  border-radius:11px;padding:10px 13px;font:inherit;font-weight:600;font-size:.92rem;
  transition:all .15s ease;
}
.nav button .ic{width:20px;text-align:center}
.nav button:hover{background:rgba(255,255,255,.10)}
.nav button.active{background:linear-gradient(120deg,rgba(42,120,214,.35),rgba(27,175,122,.30));
  border-color:rgba(255,255,255,.22);color:#fff;box-shadow:0 8px 20px -12px rgba(0,0,0,.6)}

.sb-sec{font-size:.68rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:#8ba3ce;margin:6px 2px 2px}
.sb-select{width:100%;padding:10px 12px;border-radius:11px;font:inherit;font-weight:600;
  color:#eaf1ff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18)}
.sb-select option{color:#0b1524}
.sb-chip{display:inline-block;padding:6px 10px;border-radius:9px;background:rgba(255,255,255,.08);
  font-size:.74rem;color:#bcd0f0;margin-top:8px}
.dmai-credit{margin-top:auto;display:flex;align-items:center;gap:11px;text-decoration:none;
  padding:11px 12px;border-radius:13px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);transition:all .18s ease}
.dmai-credit:hover{background:rgba(255,255,255,.09);border-color:rgba(90,180,255,.35);
  box-shadow:0 0 22px rgba(59,130,246,.16)}
.dmai-credit img{width:38px;height:38px;object-fit:contain;flex:0 0 auto;
  filter:drop-shadow(0 0 8px rgba(90,180,255,.25))}
.dmai-txt{line-height:1.1;min-width:0}
.dmai-wm{font-weight:800;font-size:1rem;letter-spacing:-.02em;color:#f2f7ff}
.dmai-wm span{background:linear-gradient(110deg,#4a9eff 20%,#3fd6a0 95%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.dmai-sub{font-size:.6rem;font-weight:700;letter-spacing:.2em;color:#8ba3ce;margin-top:3px}
.sb-foot{margin-top:12px;font-size:.76rem;color:#9db3d8;border-top:1px solid rgba(255,255,255,.10);
  padding-top:12px}
.sb-hr{border:none;border-top:1px solid rgba(255,255,255,.10);margin:4px 0}
.lang-toggle{display:flex;gap:4px;background:rgba(255,255,255,.06);border-radius:10px;padding:3px}
.lang-toggle button{flex:1;background:transparent;border:none;color:#c6d5ef;font:inherit;font-weight:700;
  padding:6px 8px;border-radius:8px;cursor:pointer;font-size:.85rem;transition:all .15s ease}
.lang-toggle button.active{background:linear-gradient(120deg,var(--brand),var(--aqua));color:#fff}

/* ---------------- Hero ---------------- */
.hero{position:relative;overflow:hidden;border-radius:22px;padding:30px 34px;color:#fff;
  background:linear-gradient(125deg,var(--brand-deep) 0%,var(--brand) 45%,var(--aqua) 118%);
  box-shadow:0 18px 40px -18px rgba(31,95,191,.55);margin-bottom:22px}
.hero::after{content:"";position:absolute;right:-40px;top:-60px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(255,255,255,.16),rgba(255,255,255,0) 70%)}
.hero .eyebrow{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;background:rgba(255,255,255,.18);padding:4px 12px;border-radius:999px;margin-bottom:12px}
.hero h1{font-size:1.9rem;letter-spacing:-.02em;margin-bottom:6px;position:relative;z-index:2}
.hero p{color:rgba(255,255,255,.92);max-width:720px;font-size:1.02rem;position:relative;z-index:2}
.hero .art{position:absolute;right:30px;top:50%;transform:translateY(-50%);width:172px;height:172px;
  border-radius:50%;overflow:hidden;line-height:0;z-index:1;
  box-shadow:0 14px 34px -10px rgba(0,0,0,.5),0 0 0 5px rgba(255,255,255,.22)}
@media(max-width:900px){.hero .art{display:none}}

/* ---------------- Cards / sections ---------------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);margin-bottom:16px}
.sec{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin:14px 0 10px}
h2{font-size:1.3rem;font-weight:800;letter-spacing:-.01em}
h3{font-size:1.05rem;font-weight:700;margin-bottom:6px}
p.lead{color:var(--ink2);line-height:1.6}
.muted{color:var(--muted)}
.small{font-size:.85rem}

/* stat grid */
.grid{display:grid;gap:14px}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
@media(max-width:820px){.grid.c4,.grid.c3,.grid.c2{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.grid.c4,.grid.c3,.grid.c2{grid-template-columns:1fr}}
.stat{position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--border);
  border-radius:16px;padding:16px 18px;box-shadow:var(--shadow)}
.stat .accent{position:absolute;left:0;top:0;bottom:0;width:5px;border-radius:16px 0 0 16px}
.stat .lbl{font-size:.8rem;color:var(--muted);font-weight:600;margin-bottom:6px}
.stat .val{font-size:1.5rem;font-weight:800;line-height:1.1}
.stat .sub{font-size:.78rem;color:var(--ink2);margin-top:4px}

/* badges */
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  font-weight:700;font-size:1rem}
.badge .dot{width:10px;height:10px;border-radius:50%}
.badge.pos{background:var(--pos-soft);color:#8f2020}.badge.pos .dot{background:var(--pos)}
.badge.neg{background:var(--neg-soft);color:#0a6b0a}.badge.neg .dot{background:var(--neg)}

/* disclaimer */
.disclaimer{display:flex;gap:12px;align-items:flex-start;border-radius:14px;padding:12px 16px;
  font-size:.9rem;background:linear-gradient(180deg,#fffdf5,#fff9e8);border:1px solid #f6e6a8;
  color:#8a6d1a;margin-bottom:16px}
.disclaimer b{color:#6b520f}

/* buttons */
.btn{border:1px solid var(--border);background:#fff;color:var(--ink);border-radius:12px;
  padding:.6rem 1.1rem;font:inherit;font-weight:700;cursor:pointer;transition:all .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:linear-gradient(120deg,var(--brand),var(--brand-deep));color:#fff;border:none;
  box-shadow:0 12px 24px -12px rgba(42,120,214,.7)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn.ghost{background:#f4f7fc}

/* dropzone */
.drop{border:1.6px dashed #b9c6da;border-radius:16px;background:#fbfdff;padding:24px;text-align:center;
  cursor:pointer;transition:all .15s ease}
.drop:hover,.drop.over{border-color:var(--brand);background:#f2f8ff}
.drop input{display:none}
.drop .ic{font-size:1.6rem}
.thumb{max-width:100%;border-radius:12px;border:1px solid var(--border)}

/* empty state */
.empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;
  padding:34px 20px;background:var(--surface);border:1px dashed #cdd7e6;border-radius:18px}
.empty .art{width:96px;height:96px;border-radius:50%;overflow:hidden;line-height:0;
  box-shadow:0 8px 20px -10px rgba(16,24,40,.5)}
.empty .msg{font-weight:700;font-size:1.02rem}
.empty .sub{color:var(--muted);font-size:.86rem}

/* tables */
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}
th{color:var(--ink2);font-weight:700;font-size:.82rem;background:#f8fafd}
tbody tr:hover{background:#f8fafd}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.table-wrap{border:1px solid var(--border);border-radius:12px;overflow:auto}

/* tabs */
.tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.tabs button{background:#eef2f8;border:none;border-radius:10px;padding:8px 16px;font:inherit;
  font-weight:600;color:var(--ink2);cursor:pointer}
.tabs button.active{background:#e0ecfb;color:var(--brand-deep)}

/* probability bars */
.pbar{margin:8px 0}
.pbar .row{display:flex;justify-content:space-between;font-size:.85rem;margin-bottom:4px;font-weight:600}
.pbar .track{height:22px;background:#eef1f6;border-radius:8px;overflow:hidden}
.pbar .fill{height:100%;border-radius:8px;transition:width .5s cubic-bezier(.4,0,.2,1)}

/* gauge */
.gauge{display:flex;flex-direction:column;align-items:center}
.gauge svg{transform:rotate(-90deg)}
.gauge .pct{font-size:1.9rem;font-weight:800}
.gauge .cap{color:var(--muted);font-size:.82rem}

/* confusion */
.cm{display:grid;grid-template-columns:auto 1fr 1fr;gap:6px;align-items:center;max-width:420px}
.cm .cell{border-radius:10px;padding:16px;text-align:center;font-weight:800;font-size:1.2rem;color:#fff}
.cm .hd{font-size:.78rem;color:var(--ink2);font-weight:700;text-align:center}
.cm .rl{font-size:.78rem;color:var(--ink2);font-weight:700;writing-mode:vertical-rl;transform:rotate(180deg);justify-self:center}

/* toast */
.toast-wrap{position:fixed;top:18px;right:18px;z-index:50;display:flex;flex-direction:column;gap:8px}
.toast{background:#fff;border:1px solid var(--border);border-left:4px solid var(--brand);
  border-radius:12px;padding:12px 16px;box-shadow:0 14px 34px -14px rgba(16,24,40,.5);
  max-width:340px;font-size:.9rem;animation:slidein .25s ease}
.toast.err{border-left-color:var(--pos)}
.toast.ok{border-left-color:var(--neg)}
@keyframes slidein{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}

/* spinner */
.spin{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.5);border-top-color:#fff;
  border-radius:50%;display:inline-block;animation:rot .7s linear infinite;vertical-align:-3px}
.spin.dark{border-color:#cdd7e6;border-top-color:var(--brand)}
@keyframes rot{to{transform:rotate(360deg)}}

/* page transitions */
.page{display:none;animation:fade .3s ease}
.page.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.row-flex{display:flex;gap:16px;flex-wrap:wrap}
.row-flex>*{flex:1;min-width:220px}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.78rem;font-weight:700}
.pill.ok{background:var(--neg-soft);color:#0a6b0a}
.pill.no{background:var(--pos-soft);color:#8f2020}
ul.clean{list-style:none;display:flex;flex-direction:column;gap:8px}
ul.clean li{padding-left:18px;position:relative;color:var(--ink2);line-height:1.5}
ul.clean li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--brand)}
code{background:#eef2f8;padding:2px 6px;border-radius:6px;font-size:.85em}

/* ---------------- Mobile / tablet responsive ---------------- */
@media (max-width: 860px){
  .app{flex-direction:column}
  .sidebar{
    width:100%; height:auto; position:static; overflow:visible;
    flex-direction:column; gap:10px; padding:14px 16px;
  }
  .nav{flex-direction:row; flex-wrap:wrap; gap:6px}
  .nav button{flex:1 1 150px; width:auto; justify-content:flex-start}
  .sb-foot{margin-top:8px}
  .main{padding:16px; max-width:100%}
  .hero{padding:22px 20px; border-radius:18px}
  .hero h1{font-size:1.45rem}
  .hero p{font-size:.95rem}
  .hero .eyebrow{font-size:.66rem}
  h2{font-size:1.15rem}
  .stat .val{font-size:1.3rem}
  .gauge svg{width:150px;height:150px}
  .row-flex>*{min-width:100%}
  table{font-size:.82rem}
  th,td{padding:8px 9px}
}
@media (max-width: 420px){
  .nav button{flex:1 1 100%}
  .hero h1{font-size:1.25rem}
}