/* IVS Docs — admin UI */
:root{
  --bg:#F3F5F9;--surface:#FFFFFF;--line:#E4E8EF;--line-2:#D5DBE5;
  --ink:#0B1222;--text:#2B3343;--muted:#6A7387;
  --blue:#0EA5E9;--blue-ink:#0369A1;--blue-soft:#E6F6FD;
  --orange:#F97316;--navy:#0B1222;
  --ok:#15803D;--ok-soft:#DCFCE7;--warn:#B45309;--warn-soft:#FEF3C7;--err:#B91C1C;--err-soft:#FEE2E2;
  --wa:#25D366;
  --r:12px;--r-sm:8px;
  --shadow:0 1px 2px rgba(11,18,34,.05),0 6px 20px rgba(11,18,34,.05);
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font:14px/1.5 Inter,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--blue-ink)}
h1,h2,h3{color:var(--ink);margin:0}
.ic{width:18px;height:18px;flex:none}
.muted{color:var(--muted)}.small{font-size:12.5px}.nowrap{white-space:nowrap}.r{text-align:right}
.ok{color:var(--ok)!important}.warn{color:var(--warn)!important}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}

/* layout */
.app{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.side{position:sticky;top:0;height:100vh;background:var(--navy);color:#C9D1E0;display:flex;flex-direction:column;padding:18px 14px;gap:6px;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 16px;text-decoration:none}
.brand img{height:34px;width:auto;background:#fff;border-radius:6px;padding:3px 6px}
.brand span{color:#fff;font-weight:800;font-size:15px;letter-spacing:.2px}
.side__new{justify-content:flex-start}
.side .btn--ghost{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);color:#fff}
.side .btn--ghost:hover{background:rgba(255,255,255,.12)}
.side nav{display:flex;flex-direction:column;gap:2px;margin-top:14px}
.side nav a,.side__out{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;color:#C9D1E0;text-decoration:none;font-weight:500}
.side nav a:hover,.side__out:hover{background:rgba(255,255,255,.07);color:#fff}
.side nav a.is-active{background:rgba(14,165,233,.16);color:#fff}
.side nav a.is-active .ic{color:var(--blue)}
.side__out{margin-top:auto}
.main{min-width:0;display:flex;flex-direction:column}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:16px;padding:14px 28px;background:rgba(243,245,249,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top h1{font-size:19px;font-weight:800;letter-spacing:-.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top__menu{display:none;background:none;border:0;padding:6px;color:var(--ink);cursor:pointer}
.top__search{margin-left:auto;display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:0 12px;width:min(340px,40vw);color:var(--muted)}
.top__search input{border:0;outline:0;background:transparent;padding:9px 0;width:100%;font:inherit;color:var(--ink)}
.content{padding:24px 28px 60px;max-width:1360px;width:100%}
.scrim{display:none}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;box-shadow:var(--shadow);margin-bottom:18px}
.card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.card__head h2{font-size:15px;font-weight:700}
.link{font-weight:600;text-decoration:none}
.stack{display:flex;flex-direction:column}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:start}
.two-col--even{grid-template-columns:1fr 1fr}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 15px;border-radius:10px;border:1px solid transparent;font:600 13.5px/1.2 inherit;font-family:inherit;cursor:pointer;text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s,transform .05s}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--blue);color:#fff}
.btn--primary:hover{background:#0B93D0}
.btn--ghost{background:var(--surface);border-color:var(--line-2);color:var(--ink)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue-ink)}
.btn--wa{background:var(--wa);color:#05361a}
.btn--wa:hover{background:#1EBE5A}
.btn--danger-ghost{background:transparent;color:var(--err);border-color:#F3C4C4;margin-top:10px}
.btn--danger-ghost:hover{background:var(--err-soft)}
.btn--block{width:100%;margin-top:10px}
.btn--sm{padding:6px 10px;font-size:12.5px;border-radius:8px}
.icon-btn{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer}
.icon-btn:hover{color:var(--err);border-color:#F3C4C4}
a.icon-btn:hover{color:var(--blue-ink);border-color:var(--blue)}

/* forms */
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:12px;min-width:0}
.fld>span{font-size:12.5px;font-weight:600;color:var(--muted)}
input,select,textarea{font:inherit;color:var(--ink);background:#fff;border:1px solid var(--line-2);border-radius:var(--r-sm);padding:9px 11px;width:100%;outline:0;transition:border-color .15s,box-shadow .15s}
textarea{resize:vertical;line-height:1.45}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(14,165,233,.15)}
.grid{display:grid;gap:0 14px}
.grid--2{grid-template-columns:1fr 1fr}
.grid--4{grid-template-columns:repeat(4,1fr)}
.fld--wide{grid-column:1/-1}
.check{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--text);cursor:pointer;user-select:none}
.check input{width:16px;height:16px;accent-color:var(--blue);margin:0}
.check--fld{align-self:center;margin-top:10px}
.hint{font-size:12px;color:var(--muted);margin:4px 0 0}
.flash{margin:16px 28px 0;padding:11px 14px;border-radius:10px;font-weight:600;background:var(--ok-soft);color:var(--ok);border:1px solid #BBF7D0}
.flash--err{background:var(--err-soft);color:var(--err);border-color:#FECACA}
.auth .flash{margin:0 0 12px}

/* dashboard */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:4px;border-top:3px solid var(--blue)}
.stat span{font-size:12.5px;color:var(--muted);font-weight:600}
.stat b{font-size:22px;color:var(--ink);letter-spacing:-.3px}
.stat small{color:var(--muted);font-size:12px}
.stat--warn{border-top-color:var(--orange)}.stat--ok{border-top-color:var(--ok)}
.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:18px}
.quick__card{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;text-decoration:none;color:var(--text);box-shadow:var(--shadow);transition:border-color .15s,transform .15s}
.quick__card:hover{border-color:var(--blue);transform:translateY(-1px)}
.quick__card>.ic:first-child{width:38px;height:38px;padding:9px;border-radius:10px;background:var(--blue-soft);color:var(--blue-ink)}
.quick__card div{flex:1;display:flex;flex-direction:column}
.quick__card b{color:var(--ink)}.quick__card span{font-size:12.5px;color:var(--muted)}
.quick__card>.ic:last-child{color:var(--muted)}

/* tables */
.table-wrap{overflow-x:auto;margin:0 -20px;padding:0 20px}
.tbl{width:100%;border-collapse:collapse}
.tbl th{font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:700;text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
.tbl td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl td small{display:block;color:var(--muted);font-size:12px}
.tbl tbody tr{cursor:pointer}
.tbl tbody tr:hover td{background:#F8FAFD}
.tbl th.r,.tbl td.r{text-align:right}
.row-actions{display:flex;gap:6px;justify-content:flex-end;align-items:center}
.docno{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);text-decoration:none;white-space:nowrap}
.kind{font-size:10px;font-weight:800;letter-spacing:.4px;padding:2px 6px;border-radius:5px;background:var(--blue-soft);color:var(--blue-ink)}
.kind--invoice{background:#FFEDD5;color:#9A3412}
.badge{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:20px;background:#EEF1F6;color:var(--muted);white-space:nowrap}
.badge--sent{background:var(--blue-soft);color:var(--blue-ink)}
.badge--accepted,.badge--paid{background:var(--ok-soft);color:var(--ok)}
.badge--rejected,.badge--cancelled{background:var(--err-soft);color:var(--err)}
.badge--unpaid{background:#FFEDD5;color:#9A3412}
.badge--partial{background:var(--warn-soft);color:var(--warn)}
.badge--overdue{background:var(--err);color:#fff}
.empty-state{text-align:center;padding:36px 16px;color:var(--muted)}
.empty-state>.ic{width:44px;height:44px;padding:10px;border-radius:12px;background:var(--blue-soft);color:var(--blue-ink);margin-bottom:10px}
.empty-state h3{font-size:16px;margin-bottom:6px}
.empty-state p{max-width:380px;margin:0 auto 14px}

/* filters */
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.filters input,.filters select{width:auto;min-width:0}
.filters input[type=search]{width:220px}
.filters__new{margin-left:auto}
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line-2);border-radius:10px;padding:3px}
.seg a{padding:6px 12px;border-radius:7px;text-decoration:none;color:var(--muted);font-weight:600;font-size:13px}
.seg a.is-on{background:var(--navy);color:#fff}
.mini-search{display:flex;align-items:center;gap:6px;border:1px solid var(--line-2);border-radius:9px;padding:0 10px;color:var(--muted)}
.mini-search input{border:0;box-shadow:none!important;padding:7px 0;width:200px}

/* editor */
.editor__grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
.sticky{position:sticky;top:78px}
.pick{display:flex;align-items:center;gap:6px;border:1px dashed var(--line-2);border-radius:9px;padding:0 10px;color:var(--muted);background:#FAFBFD;min-width:260px}
.pick input{border:0;background:transparent;box-shadow:none!important;padding:8px 0}
.items-ed{display:flex;flex-direction:column;gap:8px}
.ir-hdr,.ir{display:grid;grid-template-columns:22px minmax(0,3fr) minmax(0,1.4fr) 62px 98px 104px 112px;gap:7px;align-items:start}
.ir-hdr{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:700;padding:0 2px}
.ir-hdr span:nth-child(n+4){text-align:right}
.ir{padding:8px;border:1px solid var(--line);border-radius:10px;background:#FBFCFE;transition:background .3s}
.ir--filled{background:#ECFDF5}
.ir__no{padding-top:9px;text-align:center;color:var(--muted);font-weight:700;font-size:12.5px}
.ir__d{display:flex;flex-direction:column;gap:5px}
.ir__note{font-size:12.5px;padding:6px 10px;color:var(--muted);display:none}
.ir--note .ir__note{display:block}
.ir__qty,.ir__rate{text-align:right}
.ir__amt{padding-top:9px;text-align:right;color:var(--ink);white-space:nowrap}
.ir__ctl{display:flex;gap:3px;padding-top:4px;justify-content:flex-end}
.ir__ctl button{width:27px;height:30px;border:1px solid var(--line);background:#fff;border-radius:7px;cursor:pointer;color:var(--muted);font-size:12px}
.ir__ctl button:hover{color:var(--ink);border-color:var(--line-2)}
.ir__ctl button[data-del]:hover{color:var(--err);border-color:#F3C4C4}
.ir--head{grid-template-columns:minmax(0,1fr) 112px;background:var(--blue-soft);border-color:#BAE6FD}
.ir--head .ir__desc{font-weight:700;text-transform:uppercase;letter-spacing:.4px}
.items-ed__add{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.items-ed__add .check{margin-left:auto}
.tot{display:flex;flex-direction:column;gap:10px}
.tot__row{display:flex;justify-content:space-between}
.tot__row b{color:var(--ink)}
.tot__grp{display:flex;flex-direction:column;gap:5px}
.tot__grp>span{font-size:12.5px;font-weight:600;color:var(--muted)}
.inline{display:flex;gap:6px}
.inline select{width:auto;flex:none}
.inline input[type=number]{width:120px;flex:none;text-align:right}
.tot__grand{display:flex;justify-content:space-between;align-items:center;background:var(--navy);color:#fff;border-radius:10px;padding:12px 14px;margin-top:4px}
.tot__grand b{font-size:18px}

/* view */
.viewbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.viewbar__status{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.viewbar__actions{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.more{position:relative}
.more summary{list-style:none}.more summary::-webkit-details-marker{display:none}
.more__menu{position:absolute;right:0;top:calc(100% + 6px);z-index:30;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px rgba(11,18,34,.14);padding:6px;min-width:240px}
.more__menu form{margin:0}
.more__menu button{display:flex;align-items:center;gap:10px;width:100%;background:none;border:0;padding:10px 12px;border-radius:8px;font:inherit;color:var(--ink);cursor:pointer;text-align:left}
.more__menu button:hover{background:var(--bg)}
.more__menu .danger{color:var(--err)}
.view-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;align-items:start}
.sheet-wrap{min-width:0}
.sheet-scale .sheet{box-shadow:0 2px 6px rgba(11,18,34,.06),0 20px 60px rgba(11,18,34,.10);border-radius:4px}
.kv{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed var(--line)}
.kv span{color:var(--muted)}.kv b{color:var(--ink)}
.status-form{margin-top:12px}
.pay{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line)}
.pay small{display:block;color:var(--muted);font-size:12px}
.pay form{margin:0}
.payform{margin-top:12px}
.copyrow{display:flex;gap:6px;margin-bottom:8px}
.copyrow input{font-size:12px;color:var(--muted)}

/* settings */
.logo-row{display:flex;gap:18px;align-items:center;margin-bottom:12px}
.logo-row img{height:60px;width:auto;border:1px solid var(--line);border-radius:10px;padding:6px 10px;background:#fff}
.logo-row .fld{flex:1;margin:0}
.settings__save{position:sticky;bottom:12px;display:flex;justify-content:flex-end;margin-bottom:18px}
.settings__save .btn{box-shadow:0 10px 30px rgba(14,165,233,.35);padding:12px 22px}

/* auth + public */
.auth{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 20% 0%,#E0F2FE 0,transparent 45%),var(--bg)}
.auth__card{width:100%;max-width:380px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:0 20px 60px rgba(11,18,34,.10)}
.auth__logo{height:52px;width:auto;margin-bottom:18px}
.auth__card h1{font-size:20px;margin-bottom:4px}
.auth__card p{margin:0 0 18px}
.public{background:#E9EDF3}
.pubbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:12px 20px;background:var(--navy);color:#fff}
.pubbar__info{display:flex;flex-direction:column}
.pubbar__info span{color:#9FB0C8;font-size:13px}
.pubbar__actions{display:flex;gap:8px}
.pubhint{text-align:center;color:var(--muted);font-size:13px;margin:14px 16px}
.public .sheet-wrap{padding:0 16px 40px;max-width:calc(210mm + 32px);margin:0 auto}

/* responsive */
@media (max-width:1180px){
  .view-grid,.editor__grid{grid-template-columns:1fr}
  .sticky{position:static}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .app{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;bottom:0;width:260px;z-index:60;transform:translateX(-100%);transition:transform .2s}
  .nav-open .side{transform:none}
  .nav-open .scrim{display:block;position:fixed;inset:0;background:rgba(11,18,34,.4);z-index:50}
  .top__menu{display:inline-flex}
  .top{padding:12px 16px}
  .top__search{display:none}
  .content{padding:16px 16px 60px}
  .flash{margin:12px 16px 0}
  .two-col,.two-col--even,.quick{grid-template-columns:1fr}
  .grid--4{grid-template-columns:1fr 1fr}
  .hide-sm{display:none}
  .ir-hdr{display:none}
  .ir{grid-template-columns:1fr 1fr;gap:6px}
  .ir__no{display:none}
  .ir__d{grid-column:1/-1}
  .ir__brand{grid-column:1/-1}
  .ir__amt{padding-top:6px;text-align:left}
  .ir__ctl{justify-content:flex-end}
  .items-ed__add .check{margin-left:0}
  .filters__new{margin-left:0}
}
@media (max-width:560px){
  .stats,.grid--2,.grid--4{grid-template-columns:1fr}
  .viewbar__actions{margin-left:0;width:100%}
  .viewbar__actions .btn{flex:1}
}

/* printing: only the document */
@media print{
  .side,.top,.flash,.viewbar,.view-side,.pubbar,.pubhint,.scrim{display:none!important}
  body,.public{background:#fff!important}
  .app{display:block}.content{padding:0!important;max-width:none}
  .view-grid{display:block}
  .sheet-wrap{padding:0!important;margin:0!important;max-width:none!important}
  .sheet-scale{transform:none!important;height:auto!important;width:auto!important}
}