/* ====================================================================
   CooverBox Portfolio — applied design system
   Pairs with tokens.css (from CooverBox Design System kit)
   Adapted from kit's ui_kits/portfolio/portfolio.css
   ==================================================================== */
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--paper);font-family:var(--font-body);color:var(--ink)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font-family:inherit}
a{color:inherit;text-decoration:none}

/* ---------------- page background ---------------- */
.pf-page{position:relative;min-height:100vh;overflow-x:hidden}
.pf-bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.pf-bg .grain{position:absolute;inset:0;background:url(assets/bg-parchment.png) center/cover;opacity:.45;mix-blend-mode:multiply}
.pf-bg .s1{position:absolute;left:-110px;top:200px;width:420px;height:860px;opacity:.06;
  background:url(assets/davinci-1.png) center/contain no-repeat}
.pf-bg .s2{position:absolute;right:-90px;top:520px;width:460px;height:880px;opacity:.06;
  background:url(assets/davinci-3.png) center/contain no-repeat}

/* ---------------- header ---------------- */
.pf-header{position:sticky;top:0;z-index:40;background:rgba(242,231,217,.85);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--brown)}
.pf-header .inner{max-width:1720px;margin:0 auto;height:84px;padding:0 40px;display:flex;align-items:center;gap:30px}
.pf-logo{display:flex;align-items:center;gap:14px}
.pf-logo .mk{height:54px;display:flex;align-items:center;justify-content:center}
.pf-logo .mk img{height:54px;width:auto;object-fit:contain}
.pf-logo .col{display:flex;flex-direction:column;gap:2px;line-height:1.1}
.pf-logo .nm{font-family:var(--font-display);font-weight:600;font-size:20px;color:var(--ink);letter-spacing:.01em}
.pf-logo .sub{font-family:var(--font-label);font-weight:500;font-size:12px;color:var(--bronze);letter-spacing:.04em}
.pf-nav{display:flex;align-items:center;gap:6px;margin-left:8px}
.pf-tab{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;color:var(--ink-muted);transition:background .15s,color .15s}
.pf-tab:hover{background:var(--gold-pale);color:var(--ink)}
.pf-tab.active{background:var(--green);color:var(--cream-warm)}
.pf-tab .ic{width:18px;height:18px}
.pf-head-right{margin-left:auto;display:flex;align-items:center;gap:26px}
.pf-refresh{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-size:15px;font-weight:600}
.pf-refresh:hover{color:var(--green)}
.pf-refresh .ic{width:17px;height:17px}
.pf-user{font-size:15px;color:var(--ink);font-weight:600}
.pf-user b{font-weight:700}
.pf-user .role{color:var(--ink-muted);font-weight:400}
.pf-avatar{width:44px;height:44px;border-radius:50%;background:var(--green);color:var(--gold-light);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:600;font-size:18px;
  border:1.5px solid var(--gold)}

/* ---------------- subtabs ---------------- */
.pf-subtabs{max-width:1720px;margin:0 auto;padding:14px 40px 0;display:flex;gap:34px;position:relative;z-index:2}
.pf-subtab{display:inline-flex;align-items:center;gap:10px;padding:8px 2px 16px;font-size:18px;font-weight:600;
  color:var(--ink-muted);border-bottom:3px solid transparent;position:relative;top:1px;transition:color .15s;background:none}
.pf-subtab:hover{color:var(--ink)}
.pf-subtab.active{color:var(--green);border-bottom-color:var(--green)}
.pf-count{font-size:13px;font-weight:700;color:var(--bronze);background:var(--surface);
  border-radius:var(--r-pill);padding:2px 10px;border:1px solid rgba(151,97,34,.3)}
.pf-subtabs-rule{border:none;border-top:1px solid var(--brown);opacity:.4;margin:0}

/* ---------------- body grid ---------------- */
.pf-body{max-width:1720px;margin:0 auto;padding:28px 40px 80px;display:grid;
  grid-template-columns:316px 1fr;gap:30px;position:relative;z-index:2}

/* ---------------- filters (scroll panel) ---------------- */
.pf-filters{position:sticky;top:104px;align-self:start;max-height:calc(100vh - 130px);overflow:hidden;
  background:var(--white);border-left:2px solid var(--brown);border-right:2px solid var(--brown);
  border-radius:20px;box-shadow:var(--shadow-card);display:flex;flex-direction:column}
.pf-filters-scroll{overflow-y:auto;padding:26px 24px}
.pf-filters-scroll::-webkit-scrollbar{width:8px}
.pf-filters-scroll::-webkit-scrollbar-thumb{background:var(--brown);opacity:.5;border-radius:8px}
.pf-filters-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px}
.pf-filters-head h3{font-family:var(--font-display);font-weight:600;font-size:20px;text-transform:uppercase;color:var(--ink);margin:0}
.pf-reset{font-size:14px;color:var(--bronze);font-weight:600}
.pf-reset:hover{color:var(--green);text-decoration:underline}
.pf-fgroup{margin-bottom:26px}
.pf-fgroup h4{font-family:var(--font-display);font-weight:500;font-size:15px;text-transform:uppercase;letter-spacing:.03em;
  color:var(--ink-navy);margin:0 0 14px}
.pf-check{display:flex;align-items:center;gap:12px;padding:7px 0;cursor:pointer;user-select:none;position:relative}
.pf-check input{position:absolute;opacity:0;pointer-events:none}
.pf-box{width:20px;height:20px;border-radius:5px;border:1.5px solid var(--brown);background:var(--surface);
  flex:none;display:flex;align-items:center;justify-content:center;transition:background .12s,border-color .12s}
.pf-box svg{width:13px;height:13px;color:var(--cream-warm);opacity:0;transition:opacity .12s}
.pf-check input:checked + .pf-box{background:var(--green);border-color:var(--green)}
.pf-check input:checked + .pf-box svg{opacity:1}
.pf-check .lbl{flex:1;font-size:16px;color:var(--ink)}
.pf-check:hover .lbl{color:var(--green)}
.pf-check .cnt{font-size:14px;color:var(--bronze);font-weight:600}
.pf-fdivider{border:none;border-top:1px solid rgba(100,70,51,.25);margin:0 0 22px}

/* ---------------- main toolbar ---------------- */
.pf-toolbar{display:flex;gap:14px;align-items:stretch;background:var(--white);border:1px solid var(--brown);
  border-radius:16px;padding:14px;box-shadow:var(--shadow-soft);margin-bottom:26px}
.pf-search{flex:1;display:flex;align-items:center;gap:12px;background:var(--field);border:1px solid rgba(0,0,0,.12);
  border-radius:var(--r-sm);padding:0 18px}
.pf-search:focus-within{border-color:var(--brown);box-shadow:var(--inset-press)}
.pf-search .ic{width:20px;height:20px;color:var(--bronze);flex:none}
.pf-search input{flex:1;border:none;background:none;outline:none;height:52px;font-size:18px;color:var(--ink);min-width:0}
.pf-search input::placeholder{color:var(--ink-faint)}
.pf-sort{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--brown);
  border-radius:var(--r-sm);padding:0 18px;font-size:16px;color:var(--ink);font-weight:600;position:relative}
.pf-sort select{appearance:none;border:none;background:none;outline:none;font:inherit;color:inherit;
  padding-right:24px;cursor:pointer;height:52px}
.pf-sort .chev{position:absolute;right:14px;width:14px;height:14px;color:var(--bronze);pointer-events:none}

/* ---------------- buttons ---------------- */
.pf-btn-primary,.pf-ai{display:inline-flex;align-items:center;gap:9px;background:var(--green);color:var(--cream-warm);
  border-radius:var(--r-pill);padding:0 26px;height:48px;font-size:16px;font-weight:700;white-space:nowrap;
  transition:background .2s,box-shadow .2s,transform .08s;border:none}
.pf-btn-primary:hover,.pf-ai:hover{background:var(--green-soft);box-shadow:var(--shadow-lift)}
.pf-btn-primary:active,.pf-ai:active{background:var(--green-deep);transform:scale(.98)}
.pf-btn-primary:disabled,.pf-ai:disabled{opacity:.55;cursor:not-allowed}
.pf-btn-primary img,.pf-ai img{width:18px;height:18px;filter:invert(82%) sepia(28%) saturate(420%) hue-rotate(2deg) brightness(95%)}

.pf-btn-outline{display:inline-flex;align-items:center;gap:9px;background:transparent;color:var(--brown);
  border:1px solid var(--brown);border-radius:var(--r-pill);padding:0 22px;height:44px;font-size:15px;font-weight:600;
  transition:background .15s,color .15s}
.pf-btn-outline:hover{background:rgba(100,70,51,.08);color:var(--ink)}

.pf-btn-ghost{display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--bronze);
  font-size:14px;font-weight:600;text-decoration:underline;text-underline-offset:4px;padding:8px 4px}
.pf-btn-ghost:hover{color:var(--green)}

.pf-resultcount{font-family:var(--font-display);font-weight:500;font-size:22px;color:var(--ink);margin:0 0 22px}
.pf-resultcount b{font-weight:600}

/* ---------------- card grid ---------------- */
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pf-card{background:var(--white);border:1px solid var(--brown);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-soft);transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;
  text-decoration:none;color:inherit;cursor:pointer}
.pf-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}
.pf-media{position:relative;aspect-ratio:1.1;background:var(--ink-warm);overflow:hidden}
.pf-media img,.pf-media video{width:100%;height:100%;object-fit:cover;display:block}
.pf-draft{position:absolute;top:14px;left:14px;display:inline-flex;align-items:center;gap:6px;
  background:var(--gold);color:var(--ink-warm);border-radius:var(--r-pill);padding:5px 13px;
  font-size:12px;font-weight:700;letter-spacing:.05em;box-shadow:var(--shadow-card)}
.pf-draft .ic{width:13px;height:13px}
.pf-cbody{padding:18px 20px 20px;display:flex;flex-direction:column;gap:13px;flex:1}
.pf-crow1{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.pf-ctitle{font-family:var(--font-display);font-weight:600;font-size:20px;color:var(--ink-navy);margin:0;line-height:1.2}
.pf-seg{flex:none;font-size:13px;font-weight:600;color:var(--ink-muted);background:var(--surface);
  border:1px solid rgba(100,70,51,.25);border-radius:var(--r-pill);padding:4px 12px;white-space:nowrap}
.pf-meta{font-size:15px;color:var(--ink-muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pf-type{font-size:13px;font-weight:700;color:var(--green);background:rgba(37,71,69,.1);
  border-radius:var(--r-sm);padding:3px 10px}
.pf-techs{display:flex;flex-wrap:wrap;gap:8px}
.pf-tech{font-size:13px;color:var(--brown);background:var(--gold-pale);border:1px solid rgba(151,97,34,.35);
  border-radius:var(--r-tag);padding:5px 13px}
.pf-brand{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-label);font-weight:600;
  font-size:14px;letter-spacing:.05em;color:var(--ink-warm);text-transform:uppercase}
.pf-brand .dot{width:14px;height:14px;border-radius:4px;background:var(--green)}

/* ---------------- filter chips (facets, presets) ---------------- */
.pf-chip{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:var(--r-pill);
  background:transparent;border:1px solid var(--bronze);color:var(--ink);font-size:14px;font-weight:600;
  transition:background .15s,color .15s,border-color .15s;cursor:pointer}
.pf-chip:hover{background:var(--gold-pale)}
.pf-chip.active{background:var(--green);color:var(--cream-warm);border-color:var(--green)}

/* ---------------- view toggle (mobile: list ↔ 3-col grid) ---------------- */
.pf-viewbar{display:none;align-items:center;justify-content:center;gap:54px;
  border-top:1px solid rgba(100,70,51,.3);border-bottom:1px solid rgba(100,70,51,.3);margin:0 0 16px}
.pf-viewbtn{display:flex;align-items:center;justify-content:center;width:64px;height:46px;
  color:var(--ink-faint);border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color .15s,border-color .15s;background:none;cursor:pointer}
.pf-viewbtn svg{width:24px;height:24px}
.pf-viewbtn.active{color:var(--ink);border-bottom-color:var(--ink)}

/* compact 3-up grid mode (image-only tiles) — toggled on .pf-grid */
.pf-grid.is-grid{grid-template-columns:repeat(3,1fr)!important;gap:4px!important}
.pf-grid.is-grid .pf-card{border:none;border-radius:0;box-shadow:none;background:none}
.pf-grid.is-grid .pf-card:hover{transform:none;box-shadow:none}
.pf-grid.is-grid .pf-media{aspect-ratio:1;border-radius:0}
.pf-grid.is-grid .pf-cbody{display:none}
.pf-grid.is-grid .pf-draft{top:6px;left:6px;padding:3px 7px;font-size:0;gap:0}
.pf-grid.is-grid .pf-draft .ic{width:14px;height:14px}

/* ---------------- mobile drawer trigger + close ---------------- */
.pf-filterbtn{display:none;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--brown);
  border-radius:var(--r-sm);padding:0 18px;height:52px;font-size:16px;font-weight:600;color:var(--ink)}
.pf-filterbtn svg{width:20px;height:20px;color:var(--bronze)}
.pf-fclose{display:none;width:34px;height:34px;border-radius:50%;background:var(--surface);
  border:1px solid var(--brown);color:var(--ink);align-items:center;justify-content:center}
.pf-fclose svg{width:18px;height:18px}
.pf-scrim{display:none}

/* ---------------- empty state ---------------- */
.pf-empty{display:flex;flex-direction:column;align-items:center;gap:18px;padding:70px 0 90px;text-align:center}
.pf-empty img{width:280px;height:auto;opacity:.85}
.pf-empty h3{font-family:var(--font-display);font-weight:500;font-size:24px;color:var(--ink);margin:0;text-transform:uppercase}
.pf-empty p{font-size:16px;color:var(--ink-muted);margin:0;max-width:380px}

/* ---------------- project detail page ---------------- */
.pf-detail{max-width:1280px;margin:0 auto;padding:28px 40px 80px;position:relative;z-index:2;
  display:grid;grid-template-columns:1.4fr 1fr;gap:36px}
.pf-detail-hero{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--ink-warm);
  border:1px solid var(--brown);box-shadow:var(--shadow-card);min-height:420px}
.pf-detail-hero img,.pf-detail-hero video{width:100%;height:100%;object-fit:cover;display:block}
.pf-detail-thumbs{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.pf-detail-thumb{width:88px;height:88px;border-radius:var(--r-sm);overflow:hidden;border:1px solid var(--brown);
  cursor:pointer;background:var(--ink-warm)}
.pf-detail-thumb.active{outline:2px solid var(--gold);outline-offset:2px}
.pf-detail-thumb img,.pf-detail-thumb video{width:100%;height:100%;object-fit:cover;display:block}

.pf-detail-info{background:var(--white);border:1px solid var(--brown);border-radius:var(--r-lg);
  padding:28px 30px;box-shadow:var(--shadow-soft);display:flex;flex-direction:column;gap:18px;align-self:start}
.pf-detail-info h1{font-family:var(--font-display);font-weight:600;font-size:30px;color:var(--ink-navy);
  margin:0;line-height:1.15;text-transform:uppercase;letter-spacing:.01em}
.pf-detail-info .desc{font-size:16px;color:var(--ink);line-height:1.5;white-space:pre-wrap}
.pf-detail-rows{display:flex;flex-direction:column}
.pf-detail-row{display:flex;align-items:baseline;gap:14px;padding:11px 0;border-bottom:1px solid rgba(100,70,51,.18)}
.pf-detail-row:last-child{border-bottom:none}
.pf-detail-k{flex:none;width:130px;font-family:var(--font-label);font-size:12px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--bronze)}
.pf-detail-v{font-size:16px;color:var(--ink);flex:1}
.pf-detail-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}
.pf-detail-actions > *{width:100%;justify-content:center;text-align:center;height:48px}
.pf-detail-actions .pf-btn-danger{background:transparent;border:1px solid #7a1217;color:#7a1217;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  transition:background .15s,color .15s}
.pf-detail-actions .pf-btn-danger:hover{background:rgba(122,18,23,.08)}
.pf-back{display:inline-flex;align-items:center;gap:8px;color:var(--bronze);font-size:14px;font-weight:600;
  margin-bottom:14px}
.pf-back:hover{color:var(--green)}

/* ---------------- modal (AI correction etc) ---------------- */
.pf-modal{position:fixed;inset:0;z-index:80;background:rgba(20,17,13,.55);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;padding:24px;animation:pfFade .18s ease}
@keyframes pfFade{from{opacity:0}to{opacity:1}}
.pf-sheet{position:relative;width:100%;max-width:640px;max-height:92vh;overflow:auto;background:var(--white);
  border:1px solid var(--brown);border-radius:18px;box-shadow:var(--shadow-lift);animation:pfRise .22s ease;
  padding:28px 30px}
@keyframes pfRise{from{transform:translateY(16px);opacity:.6}to{transform:none;opacity:1}}
.pf-sheet::-webkit-scrollbar{width:8px}
.pf-sheet::-webkit-scrollbar-thumb{background:var(--brown);opacity:.5;border-radius:8px}
.pf-sheet h2{font-family:var(--font-display);font-weight:600;font-size:22px;color:var(--ink-navy);margin:0 0 16px;
  text-transform:uppercase;letter-spacing:.01em}
.pf-sheet textarea,.pf-sheet input[type=text]{width:100%;background:var(--field);border:1px solid rgba(0,0,0,.12);
  border-radius:var(--r-sm);padding:14px 16px;font-size:15px;color:var(--ink);outline:none;resize:vertical}
.pf-sheet textarea:focus,.pf-sheet input[type=text]:focus{border-color:var(--brown);box-shadow:var(--inset-press)}
.pf-mclose{position:absolute;top:14px;right:14px;z-index:3;width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.9);border:1px solid var(--brown);color:var(--ink);
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-card)}
.pf-mclose svg{width:18px;height:18px}

/* ---------------- chat page ---------------- */
.pf-chat{display:flex;flex-direction:column;height:calc(100vh - 84px);max-width:1024px;margin:0 auto;
  padding:0 24px;position:relative;z-index:2}
.pf-chat-messages{flex:1;overflow-y:auto;padding:26px 4px;display:flex;flex-direction:column;gap:18px}
.pf-chat-messages::-webkit-scrollbar{width:8px}
.pf-chat-messages::-webkit-scrollbar-thumb{background:var(--brown);opacity:.5;border-radius:8px}

.pf-bubble{max-width:75%;padding:14px 18px;font-size:15px;line-height:1.5;word-break:break-word}
.pf-bubble.user{align-self:flex-end;background:var(--green);color:var(--cream-warm);
  border-radius:var(--r-lg) var(--r-lg) var(--r-sm) var(--r-lg)}
.pf-bubble.assistant{align-self:flex-start;background:var(--white);color:var(--ink);border:1px solid var(--brown);
  border-radius:var(--r-lg) var(--r-lg) var(--r-lg) var(--r-sm);box-shadow:var(--shadow-card)}
.pf-bubble.user a{color:var(--gold-light);text-decoration:underline}
.pf-bubble.assistant a{color:var(--green);text-decoration:underline}
.pf-bubble img.user-thumb{display:block;margin-bottom:8px;width:140px;height:140px;object-fit:cover;
  border-radius:var(--r-sm);border:2px solid var(--gold)}
.pf-typing{display:inline-flex;gap:5px;padding:4px 0}
.pf-typing span{width:8px;height:8px;border-radius:50%;background:var(--bronze);animation:pfBlink 1s infinite}
.pf-typing span:nth-child(2){animation-delay:.18s}
.pf-typing span:nth-child(3){animation-delay:.36s}
@keyframes pfBlink{0%,80%,100%{opacity:.3}40%{opacity:1}}

.pf-mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-top:14px}
.pf-mini-card{background:var(--white);border:1px solid var(--brown);border-radius:var(--r-md);overflow:hidden;
  text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s;
  box-shadow:var(--shadow-soft)}
.pf-mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift)}
.pf-mini-card .img{aspect-ratio:1;background:var(--ink-warm);overflow:hidden}
.pf-mini-card .img img,.pf-mini-card .img video{width:100%;height:100%;object-fit:cover;display:block}
.pf-mini-card .body{padding:10px 12px 12px;display:flex;flex-direction:column;gap:4px}
.pf-mini-card .ttl{font-family:var(--font-display);font-weight:600;font-size:14px;color:var(--ink-navy);
  line-height:1.2;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pf-mini-card .met{font-size:12px;color:var(--ink-muted)}

/* ---------------- chat composer ---------------- */
.pf-composer-wrap{padding:16px 0 24px;border-top:1px solid rgba(100,70,51,.3);background:rgba(242,231,217,.85);
  backdrop-filter:blur(8px)}
.pf-composer-presets{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.pf-image-preview{display:flex;align-items:center;gap:14px;padding:10px 14px;background:var(--white);
  border:1px solid var(--bronze);border-radius:var(--r-md);margin-bottom:10px;box-shadow:var(--shadow-soft)}
.pf-image-preview img{width:64px;height:64px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--gold)}
.pf-image-preview .info{flex:1;display:flex;flex-direction:column;gap:2px}
.pf-image-preview .name{font-size:14px;color:var(--ink);font-weight:600}
.pf-image-preview .size{font-size:12px;color:var(--bronze)}
.pf-image-preview .x{width:32px;height:32px;border-radius:50%;border:1px solid var(--brown);color:var(--ink);
  display:flex;align-items:center;justify-content:center;background:var(--surface)}
.pf-image-preview .x:hover{background:var(--gold-pale)}
.pf-composer{display:flex;align-items:flex-end;gap:10px;background:var(--white);border:1px solid var(--brown);
  border-radius:var(--r-md);padding:10px 12px;box-shadow:var(--shadow-soft)}
.pf-composer textarea{flex:1;border:none;outline:none;resize:none;font-size:15px;color:var(--ink);
  padding:10px 6px;min-height:24px;max-height:140px;background:transparent;line-height:1.4}
.pf-clip{flex:none;width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:var(--bronze);background:var(--surface);border:1px solid var(--bronze);cursor:pointer;transition:background .15s,color .15s}
.pf-clip:hover{background:var(--gold-pale);color:var(--ink)}
.pf-clip svg{width:20px;height:20px}
.pf-send{flex:none;width:48px;height:48px;border-radius:50%;background:var(--green);color:var(--cream-warm);
  display:flex;align-items:center;justify-content:center;transition:background .15s,transform .08s;border:none;cursor:pointer}
.pf-send:hover{background:var(--green-soft);box-shadow:var(--shadow-lift)}
.pf-send:active{background:var(--green-deep);transform:scale(.96)}
.pf-send:disabled{opacity:.55;cursor:not-allowed}
.pf-send svg{width:22px;height:22px}

.pf-chat-stats{padding:12px 0;text-align:center;font-size:13px;color:var(--bronze);font-family:var(--font-label);
  letter-spacing:.04em;text-transform:uppercase;border-top:1px solid rgba(100,70,51,.2)}

/* ---------------- toast / banner ---------------- */
.pf-toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);z-index:90;background:var(--green);
  color:var(--cream-warm);padding:14px 22px;border-radius:var(--r-pill);box-shadow:var(--shadow-lift);
  font-size:15px;font-weight:600;display:flex;align-items:center;gap:10px;animation:pfFade .2s ease}
.pf-toast.error{background:var(--red)}

/* ---------------- legacy mockup-internal classes mapped to design ---------------- */
.brand-text{color:var(--green)}
.bg-brand{background:var(--green);color:var(--cream-warm)}
.text-brand{color:var(--green)}