:root{
  /* Brand colors matched to Kreston ITH's actual site (ith.com.cy) 2026-07-28 */
  --bg:#eef1f5;
  --surface:#ffffff;
  --ink:#0f2436;
  --muted:#5b6b7b;
  --brand:#00324f;    /* Kreston ITH navy */
  --brand-2:#0a4a6e;  /* lighter navy, for the header gradient */
  --accent:#259bd8;   /* Kreston ITH sky blue */
  --accent-dark:#1c7aad; /* darker shade of the same blue, for hover */
  --line:#e2e8f0;
  --shadow:0 1px 2px rgba(16,36,54,.06), 0 10px 28px rgba(16,36,54,.08);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:"Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  color:var(--ink); background:var(--bg); line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent-dark)}

/* header + footer */
.site-header{
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff; padding:18px 0; box-shadow:0 2px 14px rgba(10,37,64,.25);
}
.site-header .wrap{display:flex;align-items:center;gap:14px}
.brand-badge{
  width:42px;height:42px;border-radius:11px;flex:0 0 auto;
  background:var(--accent);color:#04231a;display:grid;place-items:center;
  font-weight:800;font-size:.92rem;letter-spacing:.5px;
}
.site-header h1{font-size:1.05rem;margin:0;font-weight:700;letter-spacing:.2px}
.site-header .tag{font-size:.78rem;opacity:.82;margin:2px 0 0}
.session-info{margin-left:auto;font-size:.8rem;opacity:.85;white-space:nowrap}
.session-info a{color:#fff;text-decoration:underline}

.wrap{max-width:860px;margin:0 auto;padding:0 22px}
main.wrap{padding-top:34px;padding-bottom:52px}
footer.wrap{color:var(--muted);font-size:.76rem;border-top:1px solid var(--line);
  padding-top:16px;padding-bottom:30px;margin-top:6px}

.page-title{font-size:1.5rem;margin:0 0 4px}
.page-sub{color:var(--muted);margin:0 0 24px}

/* cards */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px 24px;margin:18px 0;
}
.card h2{margin:0 0 14px;font-size:.82rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}

/* form */
form{display:grid;gap:18px}
.field label{font-weight:600;font-size:.88rem;display:block;margin-bottom:6px}
.field .hint{color:var(--muted);font-weight:400;font-size:.78rem}
input,textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;
  font-size:1rem;background:#fbfcfd;color:var(--ink);transition:border .15s,box-shadow .15s;
}
input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(16,185,129,.15);background:#fff}
input[type=file]{padding:9px;cursor:pointer}
textarea{font-family:inherit;resize:vertical}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:560px){.row{grid-template-columns:1fr}}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;
  text-decoration:none;border:0;padding:12px 20px;border-radius:10px;font-size:.95rem;
  font-weight:600;cursor:pointer;transition:background .15s,transform .05s;
}
.btn:hover{background:var(--accent-dark)}
.btn:active{transform:translateY(1px)}
.btn.sec{background:#eef2f6;color:var(--ink)}
.btn.sec:hover{background:#e3e9ef}
.btn.danger{background:#fff;color:#b02525;border:1px solid #f0b8b8}
.btn.danger:hover{background:#fdecec}
.btn-lg{padding:14px 24px;font-size:1rem;width:100%;justify-content:center}

/* misc */
.err{background:#fdecec;color:#b02525;padding:12px 16px;border-radius:10px;border:1px solid #f6cfcf;margin-bottom:18px}
.notice{background:#eef9f2;color:#0e7f5c;padding:12px 16px;border-radius:10px;border:1px solid #bfead9;margin-bottom:18px}
.note{color:var(--muted);font-size:.82rem}
.file-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.file-row-actions{display:flex;align-items:center;gap:10px}
.flag{color:#a5730a;font-size:.85rem}
.pill{display:inline-block;background:#eafaf3;color:#0e7f5c;font-size:.72rem;font-weight:600;
  padding:3px 9px;border-radius:999px;border:1px solid #bfead9;vertical-align:middle}

/* downloads + panels */
.downloads{display:flex;flex-wrap:wrap;gap:12px}
.summary{background:#f0f9f4;border-left:4px solid var(--accent);padding:14px 18px;border-radius:8px;white-space:pre-wrap}
pre{background:#0f2436;color:#dbe7f0;padding:16px;border-radius:10px;overflow:auto;font-size:.8rem;
  white-space:pre-wrap;max-height:460px;font-family:"Cascadia Code",Consolas,ui-monospace,monospace;margin:0}
pre.light{background:#f6f8fa;color:#233}

/* status page */
.center{text-align:center;max-width:560px;margin:56px auto}
.spinner{width:46px;height:46px;margin:0 auto 22px;border:4px solid #d7e0ea;border-top-color:var(--accent);
  border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.dot-steps{color:var(--muted);font-size:.85rem;margin-top:16px}