/* DDC UI — shared design system for every staging page (customer + admin).
   Store palette: ink #1B2230, slate #4A6B8C, paper #F6F7F9, soft #E1E9F1. */
:root{
  --ink:#1B2230;--ink-2:#2A3446;--ink-3:#3A4558;
  --slate:#4A6B8C;--slate-dark:#374F6B;--slate-light:#8FA6BE;
  --soft:#E1E9F1;--soft-2:#EEF3F8;--paper:#F6F7F9;--white:#FFFFFF;
  --line:#DBE0E7;--line-2:#E8ECF1;--muted:#697384;--muted-2:#8A93A1;
  --ok:#2F7A55;--ok-bg:#E7F3EC;--warn:#94672A;--warn-bg:#FBF3E4;--bad:#A3333D;--bad-bg:#FBECEC;
  --r-sm:8px;--r:12px;--r-lg:18px;
  --shadow-sm:0 1px 2px rgba(27,34,48,.06);
  --shadow:0 1px 2px rgba(27,34,48,.05),0 10px 28px -12px rgba(27,34,48,.14);
  --font:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;min-width:320px;background:var(--paper);color:var(--ink);font:15px/1.55 var(--font);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.2;letter-spacing:-.02em;font-weight:750;color:var(--ink)}
h1{font-size:clamp(26px,3.6vw,34px);letter-spacing:-.03em}h2{font-size:19px}h3{font-size:16px}
p{margin:0 0 1em}a{color:var(--slate-dark)}
img{max-width:100%;display:block}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--slate-light);outline-offset:2px}
::selection{background:var(--soft)}
hr{border:0;border-top:1px solid var(--line-2);margin:22px 0}

/* ---- form controls ---- */
button,input,select,textarea{font:inherit;color:inherit}
label{display:block;font-size:13px;font-weight:650;color:var(--ink-2);margin:14px 0 6px}
input:where(:not([type=checkbox]):not([type=radio]):not([type=file])),select,textarea{
  width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--white);font-size:15px;transition:border-color .15s,box-shadow .15s}
textarea{min-height:88px;resize:vertical;line-height:1.5}
input::placeholder,textarea::placeholder{color:var(--muted-2)}
input:hover,select:hover,textarea:hover{border-color:#C7CFD9}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--slate);box-shadow:0 0 0 3px rgba(74,107,140,.18)}
input[readonly],textarea[readonly]{background:var(--paper)}
select{appearance:none;padding-right:36px;background-color:var(--white);
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 19px) 52%,calc(100% - 14px) 52%;background-size:5px 5px;background-repeat:no-repeat}
input:where([type=checkbox]){width:18px;height:18px;accent-color:var(--slate);margin:0}
input:where([type=file]){width:100%;font-size:14px;color:var(--muted)}
input[type=file]::file-selector-button{font:600 14px var(--font);margin-right:12px;padding:9px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--white);color:var(--ink);cursor:pointer}

/* ---- buttons: plain <button> = secondary; .primary/.btn-primary = filled ink ---- */
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:8px 14px;
  border-radius:var(--r-sm);border:1px solid var(--line);background:var(--white);color:var(--ink);
  font-size:14px;font-weight:650;line-height:1.2;text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:background .15s,border-color .15s,color .15s,transform .05s}
button:hover:not(:disabled),.btn:hover{background:var(--soft-2);border-color:#C9D3DE}
button:active:not(:disabled),.btn:active{transform:translateY(1px)}
button:disabled{opacity:.5;cursor:not-allowed}
.primary,.btn-primary,button.primary{background:var(--ink);border-color:var(--ink);color:var(--white)}
.primary:hover:not(:disabled),.btn-primary:hover{background:var(--ink-3);border-color:var(--ink-3)}
.btn-slate{background:var(--slate);border-color:var(--slate);color:var(--white)}
.btn-slate:hover{background:var(--slate-dark);border-color:var(--slate-dark)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--slate-dark)}
.btn-ghost:hover{background:var(--soft-2)}
.btn-lg{min-height:50px;padding:12px 20px;font-size:15px;border-radius:10px}
.btn-sm{min-height:34px;padding:6px 11px;font-size:13px}
.btn-block{width:100%}

/* ---- surfaces ---- */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm)}
.eyebrow,.overline{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--slate)}
.muted{color:var(--muted)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:650;background:var(--soft);color:var(--slate-dark);white-space:nowrap}
.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.warn{background:var(--warn-bg);color:var(--warn)}.badge.bad{background:var(--bad-bg);color:var(--bad)}
.notice{padding:12px 14px;border-radius:var(--r);border:1px solid var(--line);background:var(--white);font-size:14px;color:var(--ink-2);white-space:pre-wrap}
.notice[data-error=true]{background:var(--bad-bg);border-color:#EBC6CA;color:var(--bad)}
.notice[data-error=false]{background:var(--ok-bg);border-color:#C5E2D1;color:var(--ok)}

/* ---- brand ---- */
.ddc-logo{display:inline-flex;align-items:center;gap:10px;color:inherit;text-decoration:none}
.ddc-logo-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;background:var(--ink);color:var(--white);font-weight:800;font-size:13px;letter-spacing:-.02em}
.ddc-logo-img{width:38px;height:38px;display:block;flex-shrink:0}
.adm-bar .ddc-logo-img{background:#fff;border-radius:50%}
.ddc-logo-text{display:flex;flex-direction:column;line-height:1.1}
.ddc-logo-text strong{font-size:15px;font-weight:750;letter-spacing:-.01em}
.ddc-logo-text small{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:.04em}

/* ---- admin shell (shared by every /admin/* page) ---- */
.adm-bar{position:sticky;top:0;z-index:20;background:var(--ink);color:var(--white)}
.adm-bar-inner{max-width:1240px;margin:auto;padding:0 20px;min-height:60px;display:flex;align-items:center;gap:24px}
.adm-bar .ddc-logo-mark{background:var(--white);color:var(--ink)}
.adm-bar .ddc-logo-text small{color:var(--slate-light)}
.adm-tabs{display:flex;gap:4px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.adm-tabs::-webkit-scrollbar{display:none}
.adm-tabs a{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;color:#C9D3DE;font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap}
.adm-tabs a:hover{background:rgba(255,255,255,.08);color:var(--white)}
.adm-tabs a[aria-current=page]{background:rgba(255,255,255,.12);color:var(--white)}
.adm-tabs svg{width:17px;height:17px;flex-shrink:0;opacity:.9}
.adm-user{display:flex;align-items:center;gap:10px;font-size:13px;color:#C9D3DE;white-space:nowrap}
.adm-user a{color:#C9D3DE;text-decoration:none;font-weight:600}.adm-user a:hover{color:var(--white)}
.adm-who{max-width:220px;overflow:hidden;text-overflow:ellipsis}
.adm-main{max-width:1240px;margin:auto;padding:28px 20px 56px}
.adm-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.adm-head h1{margin:2px 0 6px;font-size:clamp(24px,3vw,30px)}
.adm-head p{margin:0;color:var(--muted);max-width:640px}
.adm-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow-sm);min-width:0}
.adm-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.adm-panel-head h2{margin:0;font-size:17px}
.adm-split{display:grid;grid-template-columns:minmax(300px,400px) minmax(0,1fr);gap:18px;align-items:start}
.adm-foot{max-width:1240px;margin:auto;padding:0 20px 28px;font-size:12px;color:var(--muted-2)}
@media(max-width:900px){
  .adm-bar-inner{flex-wrap:wrap;gap:6px 14px;padding:10px 14px 0}
  .adm-tabs{order:3;flex-basis:100%;margin:0 -14px;padding:0 10px 8px}
  .adm-user{margin-left:auto}
  .adm-main{padding:20px 14px 44px}
  .adm-split{grid-template-columns:1fr}
  .adm-panel{padding:16px;border-radius:var(--r)}
}
@media(max-width:520px){.adm-who{max-width:130px}.ddc-logo-text small{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* ---- Robo DDC floating assistant ---- */
.robo{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;flex-direction:column;align-items:flex-end;gap:10px;font:15px/1.5 var(--font)}
.robo-fab{width:72px;height:72px;padding:0;border-radius:50%;border:3px solid #fff;background:#E7E9EC;box-shadow:0 10px 30px -8px rgba(37,42,46,.45),0 0 0 4px #60758A;display:grid;place-items:center;overflow:hidden;transition:transform .2s}
.robo-fab:hover:not(:disabled){background:#E7E9EC;transform:translateY(-2px) scale(1.04)}
.robo-fab img{width:58px;height:64px;margin-top:8px}
.robo[data-open=true] .robo-fab{transform:scale(.88)}
.robo-bubble{max-width:240px;flex-direction:column;align-items:flex-start;gap:2px;padding:12px 14px;border-radius:16px 16px 4px 16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);white-space:normal;text-align:left;animation:robo-pop .35s cubic-bezier(.2,1.4,.4,1)}
.robo-bubble span{font-weight:650;color:var(--ink)}
.robo-bubble small{font-size:12px;color:var(--muted);font-weight:500}
.robo-panel{width:min(380px,calc(100vw - 24px));max-height:min(620px,calc(100vh - 120px));display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px -16px rgba(37,42,46,.4);overflow:hidden;animation:robo-pop .3s cubic-bezier(.2,1.2,.4,1);transform-origin:bottom right}
.robo-head{display:flex;align-items:center;gap:10px;padding:12px 14px;background:#252A2E;color:#fff}
.robo-head img{width:40px;height:44px;background:#E7E9EC;border-radius:12px;padding:2px}
.robo-head div{flex:1;display:flex;flex-direction:column;line-height:1.2}
.robo-head strong{font-size:15px}.robo-head small{font-size:12px;color:#9FB0C2}
.robo-close{min-height:34px;width:34px;padding:0;border-radius:10px;background:transparent;border-color:rgba(255,255,255,.2);color:#fff;font-size:20px}
.robo-close:hover:not(:disabled){background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
.robo-log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:var(--paper);min-height:160px}
.robo-msg{display:flex}.robo-user{justify-content:flex-end}
.robo-text{max-width:85%;padding:9px 12px;border-radius:14px;font-size:14px;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere}
.robo-bot .robo-text{background:#fff;border:1px solid var(--line-2);border-bottom-left-radius:4px;color:var(--ink)}
.robo-user .robo-text{background:#252A2E;color:#fff;border-bottom-right-radius:4px}
.robo-link{font-weight:650;color:#60758A;white-space:nowrap}
.robo-typing .robo-text{display:flex;gap:4px;padding:12px 14px}
.robo-typing i{width:7px;height:7px;border-radius:50%;background:#60758A;animation:robo-dot 1s infinite ease-in-out}
.robo-typing i:nth-child(2){animation-delay:.15s}.robo-typing i:nth-child(3){animation-delay:.3s}
.robo-chips{display:flex;gap:6px;overflow-x:auto;padding:10px 12px 4px;scrollbar-width:none}
.robo-chips::-webkit-scrollbar{display:none}
.robo-chip{min-height:32px;padding:4px 12px;border-radius:999px;font-size:13px;flex-shrink:0;background:#fff;border-color:#C9D3DE;color:#3A4558}
.robo-input{display:flex;gap:8px;padding:8px 12px 4px}
.robo-input input{min-height:42px;font-size:15px;border-radius:12px}
.robo-send{min-height:42px;border-radius:12px;background:#252A2E;border-color:#252A2E;color:#fff}
.robo-send:hover:not(:disabled){background:#3A4558;border-color:#3A4558}
.robo-note{margin:0;padding:4px 14px 10px;font-size:11px;color:var(--muted-2)}
@keyframes robo-pop{from{opacity:0;transform:translateY(8px) scale(.94)}to{opacity:1;transform:none}}
@keyframes robo-dot{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
@media(max-width:520px){.robo{right:12px;bottom:12px}.robo-fab{width:62px;height:62px}.robo-fab img{width:50px;height:55px}
  .robo-panel{max-height:calc(100vh - 100px)}}
@media print{.robo{display:none!important}}
/* ---- admin notifications (/admin/notify.mjs) ---- */
.adm-tabs a{position:relative}
.nav-count{min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#E5484D;color:#fff;font-size:12px;font-weight:800;line-height:20px;text-align:center;animation:ddc-pop .3s ease}
.nav-count[hidden]{display:none}
@keyframes ddc-pop{0%{transform:scale(.4)}70%{transform:scale(1.15)}100%{transform:scale(1)}}
.notify-bell{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:4px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:transparent;color:#FFD48A;font-size:13px;font-weight:650;white-space:nowrap}
.notify-bell svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.notify-bell:hover{background:rgba(255,255,255,.08)}
.notify-bell[data-on=true]{color:#8FE0B0;border-color:rgba(143,224,176,.4)}
.notify-stack{position:fixed;right:16px;bottom:16px;z-index:100;display:flex;flex-direction:column;gap:10px;width:min(380px,calc(100vw - 32px));pointer-events:none}
.notify-toast{pointer-events:auto;display:flex;gap:12px;align-items:flex-start;padding:14px 14px 14px 16px;border-radius:16px;background:var(--ink);color:#fff;box-shadow:0 18px 44px rgba(27,34,48,.35);border-left:5px solid #2F9E62;animation:ddc-slide .35s ease}
.notify-toast[data-tone=proof]{border-left-color:#F2A93B}
.notify-toast[data-tone=info],.notify-toast[data-tone=warn]{border-left-color:#7C8CA3}
@keyframes ddc-slide{from{transform:translateY(16px);opacity:0}to{transform:none;opacity:1}}
.notify-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}
.notify-text strong{font-size:15px}
.notify-text span{font-size:13px;color:#C9D3DE;overflow-wrap:anywhere}
.notify-actions{display:flex;align-items:center;gap:6px}
.notify-open{padding:7px 12px;border-radius:10px;background:#fff;color:var(--ink);font-size:13px;font-weight:750;text-decoration:none;white-space:nowrap}
.notify-close{width:30px;min-height:30px;padding:0;border:0;border-radius:8px;background:transparent;color:#C9D3DE;font-size:20px}
.notify-close:hover{background:rgba(255,255,255,.1);color:#fff}
@media(max-width:760px){
  .notify-bell span{display:none}
  .notify-bell{padding:4px 9px}
  .notify-stack{right:12px;left:12px;bottom:12px;width:auto}
}
@media print{.notify-stack,.notify-bell{display:none}}