/* Crebi Invoice Generator - app styles. Brand tokens come from the Crebi brand sheet. */
:root{
  --blue:#0180FF; --electric:#2563EB; --purple:#8056FF; --deep:#0B1654; --navy:#07113F;
  --bg:#F7F9FC; --card:#fff; --border:#E5EAF2; --muted:#64748B; --text:#0F1B3D;
  --ok:#16A34A; --warn:#F59E0B; --err:#DC2626; --info:#2563EB;
  --radius:12px; --radius-sm:8px;
  --shadow:0 1px 2px rgba(11,22,84,.06),0 4px 16px rgba(11,22,84,.04);
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,'Noto Sans Bengali',Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.5;color:var(--text);background:var(--bg)}
h1{font-size:28px;line-height:1.2;margin:0 0 4px;font-weight:700;letter-spacing:-.01em}
h2{font-size:18px;margin:0 0 12px;font-weight:600}
p{margin:0 0 12px}
a{color:var(--electric);text-decoration:none} a:hover{text-decoration:underline}
img{max-width:100%}
:focus-visible{outline:3px solid rgba(1,128,255,.45);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:var(--muted)} .small-text{font-size:14px}
[hidden]{display:none!important}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:600;font-size:15px;padding:10px 18px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--text);cursor:pointer;text-decoration:none;position:relative;line-height:1.2}
.btn:hover{text-decoration:none;border-color:#cbd5e6}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.primary:hover{background:var(--electric);border-color:var(--electric)}
.btn.danger{background:var(--err);border-color:var(--err);color:#fff}
.btn.ghost{background:transparent}
.btn.small{padding:6px 12px;font-size:14px}
.btn.block{width:100%}
.btn.link{border:0;background:none;padding:6px 0;color:var(--electric)}
.btn.link.danger{color:var(--err);background:none}
.btn[disabled],.btn.loading{opacity:.75;cursor:progress}
.btn .spinner{display:none;width:16px;height:16px;border:2px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
.btn:not(.primary):not(.danger) .spinner{border-color:rgba(0,0,0,.2);border-top-color:var(--electric)}
.btn.loading .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.btn .spinner{animation-duration:2s}}

/* ---------- forms ---------- */
.form{display:flex;flex-direction:column;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label{font-weight:600;font-size:14px}
.req{color:var(--err)}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=url],input:not([type]),select,textarea{
  font:inherit;width:100%;padding:10px 12px;border:1px solid #cfd8e6;border-radius:var(--radius-sm);background:#fff;color:var(--text);min-height:44px}
textarea{resize:vertical}
input:disabled{background:#f1f4f9;color:var(--muted)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(1,128,255,.18)}
input[type=file]{font:inherit;font-size:14px;max-width:100%}
.has-error input,.has-error textarea,.has-error select{border-color:var(--err)}
.help{font-size:13px;color:var(--muted);margin:0}
.error{font-size:13px;color:var(--err);margin:0;font-weight:500}
.pw{position:relative}.pw input{padding-right:64px}
.pw-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:none;color:var(--electric);font:inherit;font-size:13px;font-weight:600;cursor:pointer;padding:8px}
.grid{display:grid;gap:16px}
.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:repeat(3,1fr)}
.grid.split{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:start}
.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:4px}
.inline-form{margin-top:8px}
.color-row{display:flex;gap:8px}.color-row input[type=color]{width:52px;min-width:52px;padding:2px;height:44px;border:1px solid #cfd8e6;border-radius:var(--radius-sm);background:#fff}
.color-row input:not([type=color]){text-transform:uppercase}

/* ---------- alerts ---------- */
.alert{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:10px;margin-bottom:16px;font-size:15px;border:1px solid}
.alert.success{background:#ecfdf3;border-color:#bbf0d0;color:#0f6b35}
.alert.error{background:#fef2f2;border-color:#fbcaca;color:#a21b1b}
.alert.info{background:#eff6ff;border-color:#c7dcfc;color:#1d4ed8}
.alert-close{border:0;background:none;font-size:20px;line-height:1;cursor:pointer;color:inherit;padding:0 4px}

/* ---------- cards ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:20px}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.narrow{max-width:640px}
.empty{background:var(--card);border:1px dashed #c9d4e6;border-radius:var(--radius);padding:56px 24px;text-align:center}
.empty h1,.empty h2{margin-bottom:8px}.empty p{color:var(--muted);max-width:44ch;margin:0 auto 20px}
.empty img{margin-bottom:12px}

/* ---------- app shell ---------- */
.shell{display:flex;min-height:100vh}
.sidebar{width:248px;flex:0 0 248px;background:var(--navy);color:#cdd6f4;padding:18px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;gap:10px;align-items:center;color:#fff;padding:4px 8px 18px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand span{display:flex;flex-direction:column;line-height:1.15}.brand strong{font-size:19px;letter-spacing:-.01em}.brand small{font-size:12px;color:#93a3d6}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;color:#cdd6f4;font-size:15px;text-decoration:none}
.nav-item svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.nav-item:hover{background:rgba(255,255,255,.07);text-decoration:none;color:#fff}
.nav-item.active{background:linear-gradient(135deg,var(--blue),var(--purple));color:#fff}
.nav-item.sub{padding-left:38px}
.nav-item.disabled{opacity:.55;cursor:default}.nav-item.disabled:hover{background:none;color:#cdd6f4}
.nav-item em{margin-left:auto;font-style:normal;font-size:11px;background:rgba(255,255,255,.12);padding:2px 7px;border-radius:99px}
.nav-group{margin:18px 10px 6px;font-size:12px;color:#7f8fc4;font-weight:600}
.main-col{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:12px;padding:10px 24px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20;min-height:64px}
.spacer{flex:1}
.content{padding:28px 24px 40px;width:100%;max-width:1080px;margin:0 auto;flex:1}
.content:focus{outline:none}
.foot{padding:16px 24px;color:var(--muted);font-size:13px;text-align:center}
.icon-btn{border:1px solid var(--border);background:#fff;border-radius:10px;width:42px;height:42px;display:none;align-items:center;justify-content:center;cursor:pointer}
.icon-btn svg{width:22px;height:22px;fill:none;stroke:var(--text);stroke-width:2;stroke-linecap:round}
.scrim{display:none}

/* ---------- dropdown menus ---------- */
.menu{position:relative}
.menu>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;padding:6px 10px;border:1px solid var(--border);border-radius:10px;background:#fff;user-select:none;min-height:44px}
.menu>summary::-webkit-details-marker{display:none}
.menu[open]>summary{border-color:var(--blue);box-shadow:0 0 0 3px rgba(1,128,255,.15)}
.menu-panel{position:absolute;top:calc(100% + 6px);left:0;min-width:260px;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 12px 32px rgba(11,22,84,.16);padding:6px;z-index:40}
.menu-panel.right{left:auto;right:0}
.menu-panel a,.menu-panel button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:9px 10px;border-radius:8px;border:0;background:none;font:inherit;font-size:15px;color:var(--text);cursor:pointer;text-decoration:none}
.menu-panel a:hover,.menu-panel button:hover{background:#f1f5fb;text-decoration:none}
.menu-panel hr{border:0;border-top:1px solid var(--border);margin:6px 0}
.menu-label{font-size:12px;color:var(--muted);font-weight:600;margin:6px 10px 4px}
.menu-head{padding:8px 10px;display:flex;flex-direction:column;font-size:14px}.menu-head span{color:var(--muted);font-size:13px;overflow-wrap:anywhere}
.menu-biz.current{background:#eef5ff}.menu-biz .tick{margin-left:auto;width:18px;height:18px;fill:none;stroke:var(--blue);stroke-width:2.5}
.switcher .biz-name{font-weight:600;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chev{width:16px;height:16px;fill:none;stroke:var(--muted);stroke-width:2}
.biz-logo{border-radius:7px;object-fit:contain;background:#fff;flex:none}
.initials{display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:12px}
span.biz-logo{width:28px;height:28px}span.biz-logo.sm{width:24px;height:24px;font-size:11px}
.avatar{width:34px;height:34px;border-radius:50%;object-fit:cover;flex:none}
.avatar.initials{background:var(--deep);font-size:13px}
.user-menu .uname{font-size:14px;font-weight:600;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- business pieces ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}
.tabs a{padding:10px 16px;color:var(--muted);font-weight:600;font-size:15px;border-bottom:3px solid transparent;white-space:nowrap;text-decoration:none}
.tabs a.active{color:var(--electric);border-color:var(--blue)}.tabs a:hover{color:var(--text);text-decoration:none}
.biz-card{display:flex;gap:20px;align-items:flex-start}
.biz-logo-lg{width:72px;height:72px;border-radius:14px;object-fit:contain;background:#fff;border:1px solid var(--border);flex:none;font-size:24px}
span.biz-logo-lg{border:0}
.biz-info{flex:1;min-width:0}.biz-info h2{margin-bottom:2px;overflow-wrap:anywhere}
.meta{display:flex;flex-wrap:wrap;gap:8px 28px;margin:12px 0 0}.meta div{min-width:120px}
.meta dt{font-size:13px;color:var(--muted)}.meta dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.swatches{display:flex;gap:6px}.swatches i{width:22px;height:22px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--border)}
.checklist{list-style:none;padding:0;margin:0 0 12px}
.checklist li{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}.checklist li:last-child{border:0}
.check{width:22px;height:22px;border-radius:50%;border:2px solid #cbd5e6;display:inline-flex;align-items:center;justify-content:center;font-size:13px;color:#fff;flex:none}
.done .check{background:var(--ok);border-color:var(--ok)}.done{color:var(--muted)}
.biz-list{display:flex;flex-direction:column;gap:12px}
.biz-row{display:flex;gap:16px;align-items:center;margin:0;flex-wrap:wrap}
.biz-row.is-active{border-color:var(--blue);box-shadow:0 0 0 3px rgba(1,128,255,.12)}
.row-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.pill{font-size:12px;font-weight:600;background:#e8f1ff;color:var(--electric);padding:2px 8px;border-radius:99px;vertical-align:middle}
.logo-row{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.logo-box{width:120px;height:120px;border:1px dashed #b9c6dd;border-radius:12px;display:flex;align-items:center;justify-content:center;background:#fff;color:var(--muted);font-size:13px;overflow:hidden}
.logo-box img{max-width:100%;max-height:100%;object-fit:contain}
.photo-row{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.avatar-lg{width:88px;height:88px;border-radius:50%;object-fit:cover;flex:none}.avatar-lg.initials{background:var(--deep);font-size:28px}
.grow{flex:1;min-width:220px}
.preview-card h2{font-size:16px}
.doc-preview{border:1px solid var(--border);border-radius:10px;padding:0 0 16px;background:#fff;overflow:hidden;box-shadow:var(--shadow)}
.dp-bar{height:8px;background:linear-gradient(90deg,var(--p),var(--s))}
.dp-head{display:flex;gap:10px;align-items:center;padding:14px 16px}
.dp-head img,.dp-mark{width:40px;height:40px;object-fit:contain;border-radius:8px;flex:none}
.dp-mark{background:var(--p);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.dp-head div{display:flex;flex-direction:column;min-width:0}.dp-head strong{font-size:14px;overflow-wrap:anywhere}.dp-head small{color:var(--muted);font-size:12px}
.dp-title{margin-left:auto;font-weight:700;letter-spacing:.06em;color:var(--p);font-size:14px}
.dp-lines{padding:6px 16px}.dp-lines i{display:block;height:8px;background:#e9eef6;border-radius:4px;margin:8px 0}.dp-lines i.short{width:55%}
.dp-total{display:flex;justify-content:space-between;margin:10px 16px 0;padding:10px 12px;border-radius:8px;background:var(--s);color:#fff;font-size:14px}

.dialog{border:0;border-radius:14px;padding:24px;max-width:460px;width:calc(100% - 32px);box-shadow:0 24px 64px rgba(7,17,63,.35)}
.dialog::backdrop{background:rgba(7,17,63,.55)}

.error-page{text-align:center;padding:64px 16px}.error-page .code{font-size:64px;font-weight:700;color:var(--blue);margin:0}

/* ---------- auth pages ---------- */
body.auth{background:#fff}
.auth-wrap{display:grid;grid-template-columns:minmax(320px,44%) 1fr;min-height:100vh}
.auth-side{background:linear-gradient(160deg,var(--navy),var(--deep) 60%,#1a2a8a);color:#dbe3ff;padding:56px 48px;display:flex;flex-direction:column;justify-content:center}
.auth-side img{margin-bottom:24px;border-radius:10px}
.auth-side h2{color:#fff;font-size:30px;line-height:1.2;margin-bottom:12px;letter-spacing:-.01em}
.auth-side p{max-width:38ch;color:#b7c3ef}
.auth-side ul{padding-left:18px;margin:12px 0 0;color:#dbe3ff}.auth-side li{margin:6px 0}
.auth-main{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 20px;background:var(--bg)}
.auth-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--border);border-radius:16px;padding:32px;box-shadow:var(--shadow)}
.auth-logo{display:block;margin-bottom:22px}.auth-logo img{height:auto;max-width:210px}
.lead{color:var(--muted);margin-bottom:20px}
.switch{text-align:center;margin:18px 0 0;font-size:15px}
.auth-foot{color:var(--muted);font-size:13px;margin-top:16px}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:60;transform:translateX(-100%);transition:transform .2s ease}
  body.nav-open .sidebar{transform:none}
  body.nav-open .scrim{display:block;position:fixed;inset:0;background:rgba(7,17,63,.5);z-index:50}
  .icon-btn{display:inline-flex}
  .topbar{padding:8px 14px}
  .content{padding:20px 14px 32px}
  .grid.split,.grid.three{grid-template-columns:1fr}
  .user-menu .uname{display:none}
  .switcher .biz-name{max-width:150px}
}
@media (max-width:640px){
  .grid.two{grid-template-columns:1fr}
  .auth-wrap{grid-template-columns:1fr}.auth-side{display:none}
  .auth-main{background:#fff;justify-content:flex-start;padding-top:28px}.auth-card{border:0;box-shadow:none;padding:8px}
  .card{padding:18px}
  h1{font-size:24px}
  .biz-card{flex-wrap:wrap}
  .menu-panel{min-width:min(280px,calc(100vw - 28px))}
}
@media print{.sidebar,.topbar,.foot{display:none}}