/* ── RESET ─────────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f2f7f4;--surface:#fff;--border:#d4e4da;
  --text:#1a2e23;--muted:#5a7366;--accent:#2d6a4f;--accent2:#52b788;
  --accent-hover:#235c40;
  --radius:14px;--shadow:0 2px 16px rgba(45,106,79,.08);
  --font:'Segoe UI',system-ui,sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh}

/* ── HEADER ────────────────────────────────────────────────────────── */
.site-header{position:sticky;top:0;z-index:100;background:#1b4332;box-shadow:0 2px 20px rgba(27,67,50,.4)}
.header-inner{max-width:1100px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.header-logo{display:flex;align-items:center;gap:12px;color:#fff}
.logo-icon{font-size:28px}
.logo-sub{font-size:10px;letter-spacing:3px;opacity:.55;text-transform:uppercase}
.logo-title{font-size:18px;font-weight:700}
.logo-title span{color:#95d5b2}
.header-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.btn-group{display:flex;gap:8px;align-items:center}
.btn-pdf{padding:8px 20px;border-radius:8px;border:none;cursor:pointer;font-family:var(--font);font-size:13px;font-weight:700;background:#40916c;color:#fff;box-shadow:0 2px 10px rgba(64,145,108,.4);transition:all .2s}
.btn-pdf:hover{background:#2d6a4f;transform:translateY(-1px)}
.btn-pdf:disabled{opacity:.6;cursor:default;transform:none}
.btn-json{padding:8px 20px;border-radius:8px;border:2px solid rgba(255,255,255,.35);cursor:pointer;font-family:var(--font);font-size:13px;font-weight:700;background:transparent;color:rgba(255,255,255,.85);transition:all .2s}
.btn-json:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff}

/* ── LAYOUT ────────────────────────────────────────────────────────── */
main{max-width:900px;margin:0 auto;padding:28px 20px 64px}

/* ── UPLOAD CARD ───────────────────────────────────────────────────── */
.upload-card{
  background:linear-gradient(135deg,#ecfdf5 0%,#d1fae5 100%);
  border:2.5px solid #40916c;border-radius:var(--radius);
  padding:22px 26px;margin-bottom:24px;
  box-shadow:0 4px 24px rgba(45,106,79,.12);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.upload-card-left{display:flex;align-items:center;gap:18px;flex:1;min-width:200px}
.upload-card-icon{font-size:36px;flex-shrink:0}
.upload-card-title{font-size:16px;font-weight:800;color:var(--text);margin-bottom:5px}
.upload-card-sub{font-size:13px;color:var(--muted);line-height:1.4}
.btn-upload{
  display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:10px;
  background:#2d6a4f;color:#fff;font-family:var(--font);font-size:14px;font-weight:700;
  cursor:pointer;border:none;white-space:nowrap;box-shadow:0 4px 14px rgba(45,106,79,.35);
  transition:all .2s;flex-shrink:0;
}
.btn-upload:hover{background:var(--accent-hover);transform:translateY(-2px)}
.btn-upload input[type=file]{display:none}
.upload-status{width:100%;margin-top:12px;padding:10px 16px;border-radius:9px;font-size:13px;font-weight:600}
.upload-status--ok{background:#dcfce7;color:#166534;border:1px solid #86efac}
.upload-status--err{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}

/* ── CARDS ─────────────────────────────────────────────────────────── */
.card{background:var(--surface);border-radius:var(--radius);margin-bottom:20px;box-shadow:var(--shadow);overflow:hidden}

/* ── SECTION HEADER ────────────────────────────────────────────────── */
.sec-hdr{display:flex;align-items:center;gap:12px;padding:16px 24px;background:#2d6a4f;color:#fff;cursor:pointer;user-select:none;transition:background .2s}
.sec-hdr:hover{background:#235c40}
.sec-icon{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.18);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.sec-title{flex:1;font-size:15px;font-weight:700}
.sec-toggle{font-size:11px;opacity:.5;transition:transform .3s}
.sec-toggle.open{transform:rotate(180deg)}

/* ── SECTION BODY ──────────────────────────────────────────────────── */
.sec-body{padding:22px 26px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sec-body.collapsed{display:none}
.fw{grid-column:1/-1}

/* ── FIELDS ────────────────────────────────────────────────────────── */
.field{display:flex;flex-direction:column;gap:5px}
.field label.flbl{display:block;font-size:11.5px;font-weight:600;letter-spacing:.5px;color:var(--muted);text-transform:uppercase}
.req{color:#c0392b;margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;padding:10px 14px;border-radius:8px;border:2px solid var(--border);
  font-family:var(--font);font-size:14px;color:var(--text);outline:none;transition:border-color .2s;resize:vertical;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field textarea{min-height:72px}
.field input.inv{border-color:#c0392b}

/* ── RADIO / CHECKBOX PILLS ────────────────────────────────────────── */
.rg,.cg{display:flex;flex-wrap:wrap;gap:7px;padding-top:2px}
.rg label,.cg label{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:400;color:var(--text);text-transform:none;letter-spacing:0;cursor:pointer;background:#f6faf8;border:2px solid var(--border);border-radius:20px;padding:7px 14px;transition:all .2s}
.rg label:hover,.cg label:hover{border-color:#81b29a}
.rg input[type=radio],.cg input[type=checkbox]{flex-shrink:0;accent-color:var(--accent);width:14px;height:14px}
.rg label:has(input:checked),.cg label:has(input:checked){background:rgba(45,106,79,.08);border-color:var(--accent);color:var(--accent);font-weight:600}

.inline-pair{display:flex;gap:10px}
.inline-pair input{flex:1}

/* ── PROGRESS BAR ──────────────────────────────────────────────────── */
.prog-wrap{background:#d4e4da;height:4px}
.prog-bar{height:4px;background:var(--accent2);transition:width .4s ease;width:0%}

/* ── SUBMIT AREA ───────────────────────────────────────────────────── */
.submit-area{display:flex;gap:12px;justify-content:flex-end;align-items:center;padding:8px 0 0;margin-top:8px}
.btn-reset{padding:11px 22px;border:2px solid var(--border);border-radius:8px;background:white;font-family:var(--font);font-size:13.5px;font-weight:500;color:var(--muted);cursor:pointer;transition:all .2s}
.btn-reset:hover{border-color:var(--accent);color:var(--accent)}
.btn-save{padding:13px 30px;border:none;border-radius:9px;background:var(--accent);color:white;font-family:var(--font);font-size:14.5px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:9px;transition:all .2s;box-shadow:0 4px 16px rgba(45,106,79,.25)}
.btn-save:hover{background:var(--accent-hover);transform:translateY(-1px)}

/* ── TOAST ─────────────────────────────────────────────────────────── */
.toast{position:fixed;bottom:28px;right:28px;background:var(--accent);color:white;padding:13px 22px;border-radius:11px;font-size:13.5px;font-weight:500;box-shadow:0 8px 28px rgba(45,106,79,.3);transform:translateY(70px);opacity:0;transition:all .35s cubic-bezier(.34,1.56,.64,1);z-index:200}
.toast.show{transform:translateY(0);opacity:1}

/* ── RESPONSIVE ────────────────────────────────────────────────────── */
@media(max-width:700px){
  .sec-body{grid-template-columns:1fr}
  .header-inner{flex-direction:column;align-items:flex-start}
  .upload-card{flex-direction:column;align-items:flex-start}
  .submit-area{flex-direction:column;align-items:stretch}
  .btn-save,.btn-reset{width:100%;justify-content:center}
  .inline-pair{flex-direction:column;gap:8px}
}