:root{--bg: #f6f5f2;--surface: #ffffff;--surface-2: #fbfaf8;--border: #e7e3dc;--border-strong: #d8d3c9;--ink: #1b1a17;--muted: #716c62;--faint: #9a948a;--accent: #0f5e57;--accent-hover: #0b4a44;--accent-soft: #e7f0ee;--positive: #1f7a43;--positive-soft: #e8f3ec;--negative: #b13a26;--negative-soft: #f6e9e6;--amber: #b9772a;--radius: 10px;--shadow: 0 1px 2px rgba(28, 26, 23, .04), 0 1px 3px rgba(28, 26, 23, .06);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;color:var(--ink)}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app{display:grid;grid-template-columns:232px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:22px 16px;display:flex;flex-direction:column;gap:28px;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:11px;padding:0 8px}.brand-mark{width:34px;height:34px;border-radius:9px;background:var(--accent);color:#fff;display:grid;place-items:center;flex-shrink:0}.brand-name{font-weight:650;letter-spacing:-.01em;line-height:1.15}.brand-name small{display:block;font-weight:450;font-size:11.5px;color:var(--faint)}.nav{display:flex;flex-direction:column;gap:2px}.nav a{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:8px;color:var(--muted);font-weight:500}.nav a:hover{background:var(--surface-2);text-decoration:none;color:var(--ink)}.nav a.active{background:var(--accent-soft);color:var(--accent)}.nav a svg{flex-shrink:0}.sidebar-foot{margin-top:auto;font-size:11.5px;color:var(--faint);padding:0 8px;line-height:1.6}.logout-btn{width:100%;justify-content:flex-start;color:var(--muted);margin-bottom:10px}.logout-btn:hover{color:var(--ink)}.sidebar-note{padding:0 4px}.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:var(--bg)}.login-card{width:min(380px,100%);padding:30px;display:flex;flex-direction:column;gap:16px}.login-brand{display:flex;align-items:center;gap:12px}.main{padding:30px 38px 60px;max-width:1180px;width:100%}.page-head{margin-bottom:26px;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}.page-head h1{font-size:22px;font-weight:650;letter-spacing:-.02em;margin:0 0 4px}.page-head p{margin:0;color:var(--muted)}.app-footer{margin-top:48px;padding-top:16px;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--faint)}.app-footer-links{display:flex;gap:18px}.app-footer-links a{color:var(--muted)}.app-footer-links a:hover{color:var(--accent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:20px}.card-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.card-head h2{margin:0;font-size:14.5px;font-weight:600}.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.kpi-label{color:var(--muted);font-size:12.5px;font-weight:500;display:flex;align-items:center;gap:7px}.kpi-value{font-size:25px;font-weight:650;letter-spacing:-.02em;margin-top:9px}.kpi-sub{color:var(--faint);font-size:12px;margin-top:3px}table{width:100%;border-collapse:collapse}th{text-align:left;font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--faint);padding:11px 20px;border-bottom:1px solid var(--border)}td{padding:12px 20px;border-bottom:1px solid var(--border);vertical-align:middle}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--surface-2)}.num{text-align:right;font-variant-numeric:tabular-nums}th.num{text-align:right}.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:600;border:1px solid transparent}.badge-purchase{background:var(--accent-soft);color:var(--accent)}.badge-sales{background:#eef1f6;color:#3a557e}.badge-draft{background:#f4efe3;color:var(--amber)}.badge-confirmed{background:var(--positive-soft);color:var(--positive)}.grade-tag{display:inline-flex;align-items:center;gap:7px;text-transform:capitalize}.grade-dot{width:9px;height:9px;border-radius:3px;flex-shrink:0}.pos{color:var(--positive)}.neg{color:var(--negative)}.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border-strong);background:var(--surface);color:var(--ink);font:inherit;font-weight:550;padding:9px 16px;border-radius:8px;cursor:pointer;transition:background .12s,border-color .12s}.btn:hover{background:var(--surface-2)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{border-color:transparent;background:transparent;color:var(--muted);padding:6px 10px}.btn-ghost:hover{background:var(--surface-2);color:var(--ink)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-danger{color:var(--negative)}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:12.5px;font-weight:550;color:var(--muted)}input[type=text],input[type=date],input[type=number],select{font:inherit;padding:9px 11px;border:1px solid var(--border-strong);border-radius:8px;background:var(--surface);color:var(--ink);width:100%}input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.row{display:flex;gap:16px;flex-wrap:wrap}.row>.field{flex:1;min-width:160px}.segmented{display:inline-flex;background:var(--surface-2);border:1px solid var(--border);border-radius:9px;padding:4px;gap:4px}.segmented button{border:none;background:transparent;font:inherit;font-weight:550;color:var(--muted);padding:9px 18px;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:8px}.segmented button.active{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}.dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--radius);padding:42px 24px;text-align:center;background:var(--surface-2);cursor:pointer;transition:border-color .15s,background .15s}.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:var(--accent-soft)}.dropzone .dz-icon{color:var(--accent);margin-bottom:10px}.dropzone strong{display:block;margin-bottom:3px}.dropzone span{color:var(--muted);font-size:12.5px}.stack{display:flex;flex-direction:column;gap:20px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.muted{color:var(--muted)}.empty{text-align:center;padding:48px 20px;color:var(--faint)}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.spinner-dark{border-color:var(--border-strong);border-top-color:var(--accent)}@keyframes spin{to{transform:rotate(360deg)}}.alert{padding:11px 14px;border-radius:8px;font-size:13px;border:1px solid}.alert-error{background:var(--negative-soft);border-color:#e6c3bb;color:var(--negative)}.alert-info{background:var(--accent-soft);border-color:#bcd6d1;color:var(--accent)}.bar-row{display:grid;grid-template-columns:110px 1fr 92px;align-items:center;gap:14px;padding:9px 0}.bar-track{height:9px;background:var(--surface-2);border-radius:999px;overflow:hidden}.bar-fill{height:100%;border-radius:999px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#1b1a176b;display:grid;place-items:center;padding:24px;z-index:50}.modal{background:var(--surface);border-radius:14px;width:min(760px,100%);max-height:88vh;overflow:auto;box-shadow:0 20px 50px #00000040}pre.raw{background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:14px;overflow:auto;font-size:12px;max-height:280px}@media (max-width: 880px){.app{grid-template-columns:1fr}.sidebar{position:sticky;top:0;z-index:30;height:auto;flex-direction:row;align-items:center;gap:0;padding:12px 18px;border-right:none;border-bottom:1px solid var(--border)}.sidebar-foot{display:none}.nav{position:fixed;left:0;right:0;bottom:0;z-index:40;flex-direction:row;justify-content:space-around;gap:0;padding:6px 8px calc(6px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border);box-shadow:0 -1px 4px #1c1a170f}.nav a{flex:1;flex-direction:column;justify-content:center;gap:4px;padding:7px 6px;font-size:11px;border-radius:8px}.nav a svg{width:21px;height:21px}.nav a.active{background:transparent;color:var(--accent)}.main{padding:22px 18px calc(78px + env(safe-area-inset-bottom))}.kpi-grid,.grid-2{grid-template-columns:1fr 1fr}}@media (max-width: 560px){.kpi-grid,.grid-2{grid-template-columns:1fr}}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}