/* ==========================================================================
   StoneSmartAI – Chat Footer / Input (Phase 7 – CSS Cleanup)
   Ownership: input-area positioning + send/stop button + keyboard safety
   ========================================================================== */

/* Footer stays visible; fixed at bottom */
body[data-page="chat"] .input-area{
  position: fixed;
  left: 320px;
  right: 0;
  bottom: 0;
  z-index: 1200;

  padding: 10px 16px calc(8px + var(--safeBottom));
  background: var(--card);
  border-top: 1px solid var(--line);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);

  pointer-events: auto;
}

/* Hidden radios for back-compat must never become visible */
body[data-page="chat"] .compat-modes{ display:none !important; }

/* Safe sr-only (falls Split CSS es nicht mehr enthält) */
.sr-only{
  position:absolute !important;
  width:1px !important;
  height:1px !important;
  padding:0 !important;
  margin:-1px !important;
  overflow:hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space:nowrap !important;
  border:0 !important;
}

/* Desktop: when sidebar collapsed -> footer full width */
@media (min-width: 981px){
  body[data-page="chat"] .app.sidebar-collapsed .input-area{ left: 0; }
}

/* Mobile: always full width */
@media (max-width: 980px){
  body[data-page="chat"] .input-area{ left: 0; right: 0; }
}

/* Layout wrapper */
body[data-page="chat"] .input-wrapper{ margin:0; }
body[data-page="chat"] .input-bar{ width:100%; max-width:none; }
body[data-page="chat"] .input-grid{
  display:flex;
  flex-direction:column;
  gap:10px;
  width:100%;
}

/* Textarea */
body[data-page="chat"] #prompt{
  width:100%;
  min-height: 48px;
  max-height: 160px;
  resize: none;

  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.55);
  color: var(--text);
  box-shadow: var(--shadow);
  outline: none;
}
html[data-theme="dark"] body[data-page="chat"] #prompt{
  background: rgba(30,41,59,0.55);
}
body[data-page="chat"] #prompt:focus{
  box-shadow: 0 0 0 4px var(--ring);
}

/* Row 2: keep everything on one line as long as possible */
body[data-page="chat"] .footer-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  width: 100%;
}

/* Left group grows, right group stays fixed */
body[data-page="chat"] .footer-col{
  display:flex;
  align-items:center;
  gap:10px;
}
body[data-page="chat"] .footer-col.left{
  flex: 1 1 auto;
  min-width: 0;
}
body[data-page="chat"] .footer-col.right{
  flex: 0 0 auto;
  margin-left: auto;
  justify-content:flex-end;
}

/* Logo should not force wrapping */
body[data-page="chat"] .brand-logo{
  flex: 0 0 auto;
  border-radius:12px;
}

/* Mode select should take remaining space (prevents awkward wrapping) */
body[data-page="chat"] .mode-select{
  flex: 1 1 auto;
  min-width: 160px;

  padding:10px 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.45);
  color: var(--text);
  box-shadow: var(--shadow);
}
html[data-theme="dark"] body[data-page="chat"] .mode-select{
  background: rgba(30,41,59,0.55);
}

/* Send button pinned right */
body[data-page="chat"] .send-button{
  flex: 0 0 auto;
  width:48px;
  height:48px;
  border-radius: 16px;
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(59,130,246,0.95), rgba(37,99,235,0.95));
  color: white;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  box-shadow: var(--shadow);
  transition: transform .12s ease, filter .12s ease;
}
body[data-page="chat"] .send-button:hover{ filter: brightness(1.05); transform: translateY(-1px); }
body[data-page="chat"] .send-button:active{ transform: translateY(0); }
body[data-page="chat"] .send-button .stop-icon{display:none}
body[data-page="chat"] .send-button.sending .fly-icon{display:none}
body[data-page="chat"] .send-button.sending .stop-icon{display:block}

/* Very small screens: allow graceful wrap (but keep send button right) */
@media (max-width: 420px){
  body[data-page="chat"] .footer-row{
    align-items:flex-end;
    gap:10px;
  }
  body[data-page="chat"] .mode-select{
    min-width: 0;
  }
}

/* iOS Safari keyboard: best-effort */
@supports (-webkit-touch-callout: none){
  body[data-page="chat"] .input-area{
    padding-bottom: calc(8px + var(--safeBottom));
  }
}