/*
 * Chat Layout: Minimal (Clean platform → ChatGPT-style)
 * v2: Apple-grade mobile, clean icons, model picker, no emojis
 * ONLY activates on [data-chat-layout="minimal"].
 */

/* Hidden by default on desktop — shown on ALL mobile via @media below */
.cmb { display: none !important; }
.cmb-dropdown { display: none !important; }
.cmb-dots-menu { display: none !important; }

/* ── UNIVERSAL MOBILE: ChatGPT-style header on ALL platforms ≤768px ── */
@media (max-width: 768px) {
  /* Show the ChatGPT-style .cmb bar on every platform */
  .cmb {
    display: flex !important; align-items: center !important; justify-content: space-between !important;
    padding: 8px 12px !important; gap: 0 !important; min-height: 48px !important;
    position: relative !important; z-index: 51 !important;
  }
  /* Hide everything else in the header on mobile — the old cyberpunk buttons */
  .ch-header > div:not(.cmb):not(.cmb-dropdown):not(.cmb-dots-menu) { display: none !important; }
  .ch-header > span { display: none !important; }
  .ch-header > select { display: none !important; }
  /* Make the header flat */
  .ch-header {
    display: flex !important; flex-direction: column !important; padding: 0 !important;
    background: var(--bg, #0a0a0a) !important; border: none !important;
    box-shadow: none !important; border-radius: 0 !important;
    overflow: visible !important; position: relative !important; z-index: 50 !important;
  }
  /* Left group: hamburger + model pill */
  .cmb-left {
    display: flex !important; align-items: center !important; gap: 0 !important;
    background: rgba(255,255,255,0.08) !important; border-radius: 22px !important;
    padding: 0 !important; overflow: hidden !important;
  }
  /* Right group: compose + dots */
  .cmb-right {
    display: flex !important; align-items: center !important; gap: 0 !important;
    background: rgba(255,255,255,0.08) !important; border-radius: 22px !important;
    padding: 0 !important; overflow: hidden !important;
  }
  .cmb-btn {
    background: none !important; border: none !important; color: var(--text, #fff) !important;
    cursor: pointer !important; padding: 6px !important; border-radius: 0 !important;
    display: flex !important; align-items: center !important; justify-content: center !important;
    -webkit-tap-highlight-color: transparent !important; width: 44px !important; height: 44px !important;
    flex-shrink: 0 !important; transition: background 0.12s !important;
    pointer-events: auto !important; touch-action: manipulation !important;
  }
  .cmb-btn:hover, .cmb-btn:active { background: rgba(255,255,255,0.06) !important; }
  .cmb-right .cmb-compose { border-right: 1px solid rgba(255,255,255,0.08) !important; }
  .cmb-title {
    background: none !important; border: none !important;
    color: var(--text, #fff) !important; cursor: pointer !important;
    padding: 8px 14px 8px 4px !important; border-radius: 0 !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    font-size: 16px !important; font-weight: 600 !important;
    display: flex !important; align-items: center !important; gap: 4px !important;
    -webkit-tap-highlight-color: transparent !important; transition: background 0.12s !important;
    pointer-events: auto !important; touch-action: manipulation !important;
  }
  .cmb-title:hover, .cmb-title:active { background: rgba(255,255,255,0.06) !important; }
  /* Three-dot dropdown */
  .cmb-dots-menu {
    display: none !important; flex-direction: column !important;
    position: absolute !important; top: 100% !important; right: 12px !important;
    width: min(200px, 60vw) !important;
    background: rgba(28, 28, 30, 0.92) !important;
    -webkit-backdrop-filter: blur(40px) saturate(180%) !important;
    backdrop-filter: blur(40px) saturate(180%) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 14px !important; box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5) !important;
    padding: 6px !important; gap: 1px !important;
    z-index: 9100 !important; margin-top: 6px !important;
  }
  .cmb-dots-menu.open { display: flex !important; }
  .cmb-dots-item {
    background: none !important; border: none !important; color: var(--text, #fff) !important;
    cursor: pointer !important; padding: 11px 16px !important; border-radius: 10px !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    font-size: 15px !important; font-weight: 400 !important; text-align: left !important;
    width: 100% !important; transition: background 0.1s !important;
    min-height: 44px !important; display: flex !important; align-items: center !important;
  }
  .cmb-dots-item:hover, .cmb-dots-item:active { background: rgba(255,255,255,0.1) !important; }
  .cmb-dots-danger { color: #ff4d6d !important; }
  .cmb-dots-danger:hover { background: rgba(255,77,109,0.1) !important; }
  /* Model dropdown */
  .cmb-dropdown {
    display: none !important; flex-direction: column !important;
    position: absolute !important; top: 100% !important; left: 16px !important;
    width: min(240px, 70vw) !important;
    background: rgba(28, 28, 30, 0.85) !important;
    -webkit-backdrop-filter: blur(40px) saturate(180%) !important;
    backdrop-filter: blur(40px) saturate(180%) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 14px !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 0.5px rgba(255,255,255,0.06) !important;
    padding: 6px !important; gap: 1px !important;
    z-index: 9100 !important; margin-top: 6px !important;
  }
  .cmb-dropdown.open { display: flex !important; }
  .cmb-opt {
    background: none !important; border: none !important; color: var(--text, #fff) !important;
    cursor: pointer !important; padding: 11px 16px !important; border-radius: 10px !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    font-size: 16px !important; font-weight: 400 !important; text-align: left !important;
    transition: background 0.1s !important;
    min-height: 44px !important; display: flex !important; align-items: center !important;
  }
  .cmb-opt:hover, .cmb-opt:active { background: rgba(255,255,255,0.1) !important; }
  .cmb-opt.active { color: var(--accent, #00ffa3) !important; font-weight: 500 !important; }
  /* Sessions drawer on mobile — slide from left */
  .sessions-drawer { top: var(--nav-height, 48px) !important; }
}

/* §1 PAGE LAYOUT */
[data-chat-layout="minimal"] .chat-layout {
  max-width: none !important; padding: 0 !important; margin: 0 !important;
  height: calc(100vh - var(--nav-height, 48px)) !important;
  height: calc(100dvh - var(--nav-height, 48px)) !important;
}
[data-chat-layout="minimal"] .sessions-drawer {
  position: fixed !important; top: var(--nav-height, 48px) !important; left: 0 !important; bottom: 0 !important;
  width: 260px !important; z-index: 100 !important; pointer-events: auto !important; display: flex !important;
}
[data-chat-layout="minimal"] .sessions-panel {
  transform: none !important; width: 260px !important; border-radius: 0 !important;
  border-right: 1px solid var(--border, rgba(255,255,255,0.06)) !important;
  box-shadow: none !important; background: var(--bg-deep, var(--bg, #0a0a0a)) !important;
}
/* Desktop: backdrop hidden via opacity (NOT display:none) so mobile can show it.
   Uses body:has() because .sessions-backdrop is a sibling of .chat-layout, not a child. */
body:has([data-chat-layout="minimal"]) .sessions-backdrop { opacity: 0 !important; pointer-events: none !important; }
[data-chat-layout="minimal"] .sessions-tab { display: none !important; }
[data-chat-layout="minimal"] .chat-main {
  margin: 0 !important; margin-left: 260px !important; border: none !important;
  border-radius: 0 !important; box-shadow: none !important;
  height: calc(100vh - var(--nav-height, 48px)) !important;
  height: calc(100dvh - var(--nav-height, 48px)) !important;
  background: var(--bg, #0a0a0a) !important;
}

/* §2 SIDEBAR */
[data-chat-layout="minimal"] .sessions-panel .side-header {
  padding: 16px 14px 12px !important; border-bottom: none !important; background: transparent !important; gap: 6px !important;
}
[data-chat-layout="minimal"] .sessions-panel .side-header > span {
  font-size: 18px !important; font-weight: 700 !important; letter-spacing: -0.01em !important;
  text-transform: none !important; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  color: var(--text, #fff) !important;
}
[data-chat-layout="minimal"] .sessions-panel .side-header > span iconify-icon { display: none !important; }
[data-chat-layout="minimal"] .sessions-panel .side-header .hdr-btn {
  border: none !important; min-width: 32px !important; min-height: 32px !important;
  color: var(--muted, #888) !important; font-size: 16px !important; padding: 4px !important;
}
[data-chat-layout="minimal"] .sessions-panel .side-header .hdr-btn:hover {
  color: var(--text, #fff) !important; background: var(--bg-surface, rgba(255,255,255,0.06)) !important;
  border-radius: 8px !important;
}
[data-chat-layout="minimal"] #sess-search {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  font-size: 14px !important; padding: 8px 12px !important; border-radius: 10px !important;
}
[data-chat-layout="minimal"] .session-list { padding: 4px 8px !important; }
[data-chat-layout="minimal"] .session-item {
  border-radius: 10px !important; padding: 10px 12px !important; font-size: 14px !important;
  border: none !important; margin-bottom: 1px !important;
}
[data-chat-layout="minimal"] .session-item:hover {
  background: var(--bg-surface, rgba(255,255,255,0.06)) !important; border: none !important;
}
[data-chat-layout="minimal"] .session-item.active {
  background: var(--bg-surface, rgba(255,255,255,0.08)) !important; border: none !important;
  color: var(--text, #fff) !important;
}
[data-chat-layout="minimal"] .sess-title {
  font-size: 14px !important; font-weight: 500 !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}
/* Show session summary title — keep meta visible for context */
[data-chat-layout="minimal"] .sess-icon { display: none !important; }
[data-chat-layout="minimal"] .sess-group-label {
  font-size: 12px !important; padding: 16px 12px 6px !important; letter-spacing: 0 !important;
  text-transform: none !important; font-weight: 600 !important; color: var(--muted, #888) !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}
[data-chat-layout="minimal"] .sess-group-label::after { display: none !important; }
[data-chat-layout="minimal"] .sess-act { font-size: 14px !important; padding: 4px !important; border-radius: 6px !important; }

/* §3 HEADER — ChatGPT-style bar at ALL sizes, Hypatia nav VISIBLE */
[data-chat-layout="minimal"] .ch-header {
  display: flex !important; flex-direction: column !important; padding: 0 !important;
  background: var(--bg, #0a0a0a) !important; border: none !important;
  box-shadow: none !important; border-radius: 0 !important;
  overflow: visible !important; position: relative !important; z-index: 50 !important;
}
[data-chat-layout="minimal"] .ch-header > div:not(.cmb):not(.cmb-dropdown):not(.cmb-dots-menu) { display: none !important; }
[data-chat-layout="minimal"] .ch-header > span { display: none !important; }
[data-chat-layout="minimal"] .ch-header > select { display: none !important; }
/* Show the Hypatia dashboard nav at the top of the chat */
/* [data-chat-layout="minimal"] #hy-nav — no longer hidden */
[data-chat-layout="minimal"] .chat-layout { margin-top: 0 !important; }
[data-chat-layout="minimal"] #model-picker,
[data-chat-layout="minimal"] #mobile-combo-picker,
[data-chat-layout="minimal"] #ver-pill,
[data-chat-layout="minimal"] #op-mode-bar,
[data-chat-layout="minimal"] .ctx-bar,
[data-chat-layout="minimal"] .ch-status-dot { display: none !important; }
/* ── .cmb bar — [☰ Hypatia ▾ ✎] ←left    right→ [⋮] ── */
[data-chat-layout="minimal"] .cmb {
  display: flex !important; align-items: center !important; justify-content: space-between !important;
  padding: 6px 12px !important; gap: 0 !important; min-height: 48px !important;
  position: relative !important; z-index: 51 !important;
  border-bottom: 1px solid var(--border, rgba(255,255,255,0.06)) !important;
}
/* Left group: ☰ hamburger + model picker pill + ✎ new-chat */
[data-chat-layout="minimal"] .cmb-left {
  display: flex !important; align-items: center !important; gap: 2px !important;
  background: none !important; border-radius: 0 !important;
  padding: 0 !important; overflow: visible !important; flex-shrink: 1 !important;
  min-width: 0 !important;
}
/* Right group: ⋮ dots only */
[data-chat-layout="minimal"] .cmb-right {
  display: flex !important; align-items: center !important; gap: 0 !important;
  background: none !important; border-radius: 0 !important;
  padding: 0 !important; overflow: visible !important; flex-shrink: 0 !important;
  margin-left: auto !important;
}
/* Icon buttons: 36×36 tap target */
[data-chat-layout="minimal"] .cmb-btn {
  background: none !important; border: none !important; color: var(--muted, #888) !important;
  cursor: pointer !important; padding: 0 !important; border-radius: 8px !important;
  display: flex !important; align-items: center !important; justify-content: center !important;
  -webkit-tap-highlight-color: transparent !important; width: 36px !important; height: 36px !important;
  flex-shrink: 0 !important; transition: background 0.12s, color 0.12s !important;
  pointer-events: auto !important; touch-action: manipulation !important;
}
[data-chat-layout="minimal"] .cmb-btn:hover,
[data-chat-layout="minimal"] .cmb-btn:active { background: var(--bg-surface, rgba(255,255,255,0.08)) !important; color: var(--text, #fff) !important; }
[data-chat-layout="minimal"] .cmb-right .cmb-compose { border-right: none !important; }
/* Model name pill — in normal flex flow inside .cmb-left (NOT absolute) */
[data-chat-layout="minimal"] .cmb-title {
  background: none !important; border: 1px solid var(--border, rgba(255,255,255,0.1)) !important;
  color: var(--text, #fff) !important; cursor: pointer !important;
  padding: 6px 12px 6px 10px !important; border-radius: 10px !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  font-size: 15px !important; font-weight: 600 !important;
  display: inline-flex !important; align-items: center !important; gap: 4px !important;
  -webkit-tap-highlight-color: transparent !important; transition: background 0.12s, border-color 0.15s !important;
  pointer-events: auto !important; touch-action: manipulation !important;
  position: static !important; transform: none !important;
  white-space: nowrap !important; flex-shrink: 0 !important;
}
[data-chat-layout="minimal"] .cmb-title:hover,
[data-chat-layout="minimal"] .cmb-title:active {
  background: var(--bg-surface, rgba(255,255,255,0.06)) !important;
  border-color: var(--accent, rgba(0,255,163,0.3)) !important;
}
/* Three-dot dropdown */
[data-chat-layout="minimal"] .cmb-dots-menu {
  display: none !important; flex-direction: column !important;
  position: absolute !important; top: 100% !important; right: 12px !important;
  width: min(220px, 60vw) !important;
  background: rgba(28,28,30,0.92) !important;
  -webkit-backdrop-filter: blur(40px) saturate(180%) !important;
  backdrop-filter: blur(40px) saturate(180%) !important;
  border: 1px solid rgba(255,255,255,0.12) !important;
  border-radius: 14px !important; box-shadow: 0 8px 32px rgba(0,0,0,0.5) !important;
  padding: 6px !important; gap: 1px !important;
  z-index: 9100 !important; margin-top: 6px !important;
}
[data-chat-layout="minimal"] .cmb-dots-menu.open { display: flex !important; }
[data-chat-layout="minimal"] .cmb-dots-item {
  background: none !important; border: none !important; color: var(--text, #fff) !important;
  cursor: pointer !important; padding: 11px 16px !important; border-radius: 10px !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  font-size: 15px !important; font-weight: 400 !important; text-align: left !important;
  width: 100% !important; transition: background 0.1s !important;
  min-height: 44px !important; display: flex !important; align-items: center !important; gap: 10px !important;
}
[data-chat-layout="minimal"] .cmb-dots-item:hover,
[data-chat-layout="minimal"] .cmb-dots-item:active { background: rgba(255,255,255,0.1) !important; }
[data-chat-layout="minimal"] .cmb-dots-danger { color: #ff4d6d !important; }
[data-chat-layout="minimal"] .cmb-dots-danger:hover { background: rgba(255,77,109,0.1) !important; }
/* Model selector dropdown — anchored below the left group */
[data-chat-layout="minimal"] .cmb-dropdown {
  display: none !important; flex-direction: column !important;
  position: absolute !important; top: 100% !important;
  left: 12px !important; transform: none !important;
  width: min(260px, 70vw) !important;
  background: var(--bg-overlay, rgba(28,28,30,0.95)) !important;
  -webkit-backdrop-filter: blur(40px) saturate(180%) !important;
  backdrop-filter: blur(40px) saturate(180%) !important;
  border: 1px solid var(--border, rgba(255,255,255,0.12)) !important;
  border-radius: 14px !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.6), 0 0 0 0.5px rgba(255,255,255,0.06) !important;
  padding: 6px !important; gap: 2px !important;
  z-index: 9100 !important; margin-top: 6px !important;
}
[data-chat-layout="minimal"] .cmb-dropdown.open { display: flex !important; }
[data-chat-layout="minimal"] .cmb-opt {
  background: none !important; border: none !important; color: var(--text, #fff) !important;
  cursor: pointer !important; padding: 10px 16px !important; border-radius: 10px !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  font-size: 14px !important; font-weight: 400 !important; text-align: left !important;
  transition: background 0.1s !important;
  pointer-events: auto !important; touch-action: manipulation !important;
  min-height: 42px !important; display: flex !important; align-items: center !important;
  position: relative !important; padding-right: 40px !important;
  width: 100% !important;
}
[data-chat-layout="minimal"] .cmb-opt:hover,
[data-chat-layout="minimal"] .cmb-opt:active { background: var(--accent-dim, rgba(255,255,255,0.08)) !important; }
/* Active model gets a checkmark and accent color */
[data-chat-layout="minimal"] .cmb-opt.active {
  color: var(--accent, #00ffa3) !important; font-weight: 600 !important;
  background: var(--accent-dim, rgba(0,255,163,0.06)) !important;
}
[data-chat-layout="minimal"] .cmb-opt.active::after {
  content: '\2713' !important; position: absolute !important; right: 14px !important;
  font-size: 16px !important; font-weight: 700 !important; color: var(--accent, #00ffa3) !important;
}
/* ── Sidebar nav items — ChatGPT-style quick links ── */
[data-chat-layout="minimal"] .sidebar-nav {
  padding: 4px 8px !important; display: flex !important; flex-direction: column !important; gap: 1px !important;
  border-bottom: 1px solid var(--border, rgba(255,255,255,0.06)) !important;
}
[data-chat-layout="minimal"] .sidebar-nav-item {
  display: flex !important; align-items: center !important; gap: 10px !important;
  padding: 10px 12px !important; border-radius: 10px !important; color: var(--text, #fff) !important;
  text-decoration: none !important; font-size: 14px !important; font-weight: 500 !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  transition: background 0.1s !important; cursor: pointer !important;
}
[data-chat-layout="minimal"] .sidebar-nav-item:hover {
  background: var(--bg-surface, rgba(255,255,255,0.06)) !important;
}
[data-chat-layout="minimal"] .sidebar-nav-item iconify-icon { font-size: 18px !important; opacity: 0.7 !important; }
[data-chat-layout="minimal"] .sidebar-nav-label {
  font-size: 12px !important; font-weight: 600 !important; color: var(--muted, #888) !important;
  padding: 16px 12px 6px !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}
/* Hide "Clear All" in sidebar header — not in ChatGPT sidebar */
[data-chat-layout="minimal"] .sessions-panel .side-header .hdr-btn[title="Clear All"] { display: none !important; }

/* §4 MESSAGES */
[data-chat-layout="minimal"] .ch-messages { gap: 0 !important; padding: 20px 24px !important; }
[data-chat-layout="minimal"] .msg-row,
[data-chat-layout="minimal"] .msg-row.msg-row-user,
[data-chat-layout="minimal"] .msg-row.msg-row-assistant {
  max-width: 720px !important; margin: 0 auto !important; width: 100% !important; gap: 0 !important;
}
[data-chat-layout="minimal"] .msg-avatar { display: none !important; }
[data-chat-layout="minimal"] .msg-role { display: none !important; }
[data-chat-layout="minimal"] .msg-row-user { flex-direction: row-reverse !important; }
[data-chat-layout="minimal"] .msg-user {
  background: var(--bg-surface, rgba(255,255,255,0.08)) !important; border: none !important;
  border-radius: 22px !important; padding: 10px 16px !important; max-width: 85% !important;
  width: auto !important; margin: 4px 0 !important; box-shadow: none !important;
}
[data-chat-layout="minimal"] .msg-assistant {
  background: transparent !important; border: none !important; border-radius: 0 !important;
  padding: 10px 0 !important; max-width: none !important; width: 100% !important;
  margin: 4px 0 !important; box-shadow: none !important;
}
[data-chat-layout="minimal"] .msg-row-assistant { flex-direction: column !important; align-items: flex-start !important; }
[data-chat-layout="minimal"] .msg-text {
  font-size: 15px !important; line-height: 1.7 !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}
[data-chat-layout="minimal"] .msg-react-bar { opacity: 0 !important; transition: opacity 0.15s !important; }
[data-chat-layout="minimal"] .msg:hover .msg-react-bar,
[data-chat-layout="minimal"] .msg-row:hover .msg-react-bar { opacity: 1 !important; }
[data-chat-layout="minimal"] .msg-inline-bar { display: none !important; }

/* §5 COMPOSER */
[data-chat-layout="minimal"] .ch-composer {
  padding: 12px 24px 16px !important;
  padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px)) !important;
  border-top: none !important; background: var(--bg, #0a0a0a) !important;
  max-width: 720px !important; margin: 0 auto !important; width: 100% !important;
  backdrop-filter: none !important; border-radius: 0 !important;
}
[data-chat-layout="minimal"] .ch-input-wrap {
  border-radius: 24px !important; border: 1px solid var(--border, rgba(255,255,255,0.12)) !important;
  background: var(--bg-surface, rgba(255,255,255,0.04)) !important; padding: 4px 8px !important;
}
[data-chat-layout="minimal"] .ch-input {
  font-size: 16px !important; padding: 10px 8px !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  border: none !important; background: transparent !important;
}
[data-chat-layout="minimal"] .ch-input:focus { box-shadow: none !important; border: none !important; }
[data-chat-layout="minimal"] .ch-send {
  width: 36px !important; height: 36px !important; border-radius: 50% !important;
  border: none !important; background: var(--text, #fff) !important;
  color: var(--bg, #000) !important; box-shadow: none !important; flex-shrink: 0 !important;
}
[data-chat-layout="minimal"] .upload-btn,
[data-chat-layout="minimal"] .voice-fab,
[data-chat-layout="minimal"] .translate-fab {
  border: none !important; background: transparent !important; box-shadow: none !important;
  animation: none !important; opacity: 0.5; border-radius: 50% !important;
  color: var(--text, #fff) !important;
}
[data-chat-layout="minimal"] .upload-btn:hover,
[data-chat-layout="minimal"] .voice-fab:hover,
[data-chat-layout="minimal"] .translate-fab:hover { opacity: 1; }

/* §6 WELCOME */
[data-chat-layout="minimal"] .welcome-glow {
  display: flex !important; flex-direction: column !important; align-items: center !important;
  justify-content: center !important; text-align: center !important; min-height: 50vh !important;
  max-width: none !important; width: 100% !important;
}
[data-chat-layout="minimal"] .welcome-glow .msg-text { text-align: center !important; }
[data-chat-layout="minimal"] .welcome-glow .msg-text h2 {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  font-size: 28px !important; font-weight: 500 !important; letter-spacing: -0.01em !important;
  -webkit-background-clip: unset !important; -webkit-text-fill-color: unset !important;
  background: none !important; color: var(--text, #e8fff6) !important; animation: none !important;
  border-bottom: none !important;
}
[data-chat-layout="minimal"] .welcome-glow .msg-text h2::after { display: none !important; }
[data-chat-layout="minimal"] .welcome-glow .msg-text::before { display: none !important; }
[data-chat-layout="minimal"] .welcome-glow .msg-lead,
[data-chat-layout="minimal"] .welcome-glow .msg-callout { display: none !important; }

/* §7 HIDE NOISE */
[data-chat-layout="minimal"] #activity-box { display: none !important; }
[data-chat-layout="minimal"] .tc-card { display: none !important; }
[data-chat-layout="minimal"] .tc-strip:not(.collapsed-bar) { display: none !important; }
/* Bank panel: hidden by default, but force-shown when opened from menu */
[data-chat-layout="minimal"] .bank-panel.mobile-open {
  display: flex !important; position: fixed !important; top: 0 !important; bottom: 0 !important;
  right: 0 !important; width: min(85vw, 340px) !important; z-index: 8000 !important;
  margin: 0 !important; border-radius: 0 !important; border: none !important;
  border-left: 1px solid var(--border, rgba(255,255,255,0.1)) !important;
  box-shadow: -8px 0 40px rgba(0,0,0,0.7) !important;
  animation: slide-in 0.25s ease-out !important;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}
[data-chat-layout="minimal"] .tc-strip.collapsed-bar {
  border: none !important; background: transparent !important; padding: 2px 4px !important;
  margin: 0 !important; opacity: 0.35; font-size: 9px;
}
[data-chat-layout="minimal"] .tc-strip.collapsed-bar:hover { opacity: 0.7; }
[data-chat-layout="minimal"] .img-gen-card:not(.done) { display: none !important; }
[data-chat-layout="minimal"] .img-wiz { display: none !important; }
[data-chat-layout="minimal"] .code-block { border-radius: 8px !important; box-shadow: none !important; }
[data-chat-layout="minimal"] #ws-panel,
[data-chat-layout="minimal"] .bank-panel,
[data-chat-layout="minimal"] #mobile-sess-sheet,
[data-chat-layout="minimal"] #mobile-sess-pill,
[data-chat-layout="minimal"] #mode-indicator { display: none !important; }

/* §8 MOBILE ≤768px — sidebar overlay + compact adjustments */
@media (max-width: 768px) {
  /* Sidebar: overlay instead of push */
  [data-chat-layout="minimal"] .sessions-drawer {
    width: min(80vw, 300px) !important; z-index: 9000 !important;
    pointer-events: none !important; top: var(--nav-height, 48px) !important;
  }
  [data-chat-layout="minimal"] .sessions-drawer.open { pointer-events: auto !important; }
  [data-chat-layout="minimal"] .sessions-panel {
    width: min(80vw, 300px) !important; transform: translateX(-100%) !important;
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1) !important;
  }
  [data-chat-layout="minimal"] .sessions-drawer.open .sessions-panel { transform: translateX(0) !important; }
  [data-chat-layout="minimal"] .sessions-backdrop {
    display: block !important; position: fixed !important; inset: 0 !important; z-index: 8999 !important;
    background: rgba(0,0,0,0.5) !important; opacity: 0 !important; pointer-events: none !important;
    transition: opacity 0.25s !important; backdrop-filter: blur(2px) !important;
  }
  [data-chat-layout="minimal"] ~ .sessions-backdrop {
    display: block !important; position: fixed !important; inset: 0 !important; z-index: 8999 !important;
    background: rgba(0,0,0,0.5) !important; opacity: 0 !important; pointer-events: none !important;
    transition: opacity 0.25s !important;
  }
  body:has([data-chat-layout="minimal"] .sessions-drawer.open) .sessions-backdrop {
    opacity: 1 !important; pointer-events: auto !important;
  }
  [data-chat-layout="minimal"] .chat-main { margin-left: 0 !important; }
  /* Mobile header bar */
  [data-chat-layout="minimal"] .cmb { padding: 6px 10px !important; min-height: 48px !important; }
  [data-chat-layout="minimal"] .cmb-btn { width: 40px !important; height: 40px !important; }
  [data-chat-layout="minimal"] .cmb-title { font-size: 15px !important; padding: 6px 10px 6px 8px !important; }
  /* Composer — full width, safe-area aware */
  [data-chat-layout="minimal"] .ch-composer {
    max-width: 100% !important; padding: 8px 12px !important;
    padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px)) !important;
  }
  [data-chat-layout="minimal"] .ch-messages { padding: 12px 14px !important; }
  [data-chat-layout="minimal"] .ch-input { font-size: 16px !important; min-height: 44px !important; }
  [data-chat-layout="minimal"] .ch-send { width: 36px !important; height: 36px !important; }
  [data-chat-layout="minimal"] .welcome-glow .msg-text h2 { font-size: 22px !important; }
  /* + menu: system font */
  [data-chat-layout="minimal"] .boomer-plus-btn {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    width: 36px !important; height: 36px !important; font-size: 20px !important;
    border-radius: 50% !important; background: transparent !important;
    border: 1px solid var(--border, rgba(255,255,255,0.12)) !important;
  }
  [data-chat-layout="minimal"] #boomer-menu {
    border-radius: 14px !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  }
  [data-chat-layout="minimal"] .boomer-menu-item {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    font-size: 15px !important; border-radius: 8px !important; margin: 0 4px !important;
  }
  [data-chat-layout="minimal"] .boomer-menu-item:hover {
    background: var(--bg-surface, rgba(255,255,255,0.06)) !important;
  }
  /* Model dropdown — left-aligned on mobile */
  [data-chat-layout="minimal"] .cmb-dropdown {
    left: 8px !important; width: min(240px, 72vw) !important;
  }
}

/* ── IPHONE BREAKPOINTS ── */

/* iPhone 16 Pro Max / Plus (430px) + large Android (412–430px) */
@media (max-width: 430px) {
  [data-chat-layout="minimal"] .ch-messages { padding: 10px 12px !important; }
  [data-chat-layout="minimal"] .msg-text { font-size: 15px !important; }
  [data-chat-layout="minimal"] .welcome-glow .msg-text h2 { font-size: 22px !important; }
  [data-chat-layout="minimal"] .ch-composer { padding: 8px 10px !important; }
  [data-chat-layout="minimal"] .cmb-title { font-size: 14px !important; }
}

/* iPhone 16 / 15 / 14 / 13 (390px) + Pixel 7/8 (393–412px) */
@media (max-width: 412px) {
  [data-chat-layout="minimal"] .cmb { padding: 6px 8px !important; }
  [data-chat-layout="minimal"] .cmb-title { font-size: 14px !important; padding: 5px 10px 5px 8px !important; }
  [data-chat-layout="minimal"] .cmb-btn { width: 38px !important; height: 38px !important; }
  [data-chat-layout="minimal"] .cmb-left { gap: 1px !important; }
}

/* iPhone SE 3 / iPhone 12 Mini / Galaxy S (375–390px) */
@media (max-width: 390px) {
  [data-chat-layout="minimal"] .ch-messages { padding: 8px 10px !important; }
  [data-chat-layout="minimal"] .msg-text { font-size: 14.5px !important; }
  [data-chat-layout="minimal"] .welcome-glow .msg-text h2 { font-size: 20px !important; }
  [data-chat-layout="minimal"] .cmb-title { font-size: 13px !important; padding: 5px 8px 5px 6px !important; gap: 3px !important; }
  [data-chat-layout="minimal"] .cmb-btn { width: 36px !important; height: 36px !important; }
  [data-chat-layout="minimal"] .cmb-dropdown { width: min(220px, 75vw) !important; }
  /* Hide new-chat icon on very narrow — accessible via sidebar */
  [data-chat-layout="minimal"] .cmb-left .cmb-compose { display: none !important; }
}

/* iPhone SE 1st gen / small phones (320–375px) */
@media (max-width: 375px) {
  [data-chat-layout="minimal"] .ch-messages { padding: 6px 8px !important; }
  [data-chat-layout="minimal"] .msg-text { font-size: 14px !important; }
  [data-chat-layout="minimal"] .welcome-glow .msg-text h2 { font-size: 18px !important; }
  [data-chat-layout="minimal"] .cmb { padding: 4px 6px !important; }
  [data-chat-layout="minimal"] .cmb-title { font-size: 13px !important; padding: 4px 7px 4px 5px !important; }
  [data-chat-layout="minimal"] .cmb-btn { width: 34px !important; height: 34px !important; }
  [data-chat-layout="minimal"] .cmb-dropdown { width: min(200px, 80vw) !important; left: 6px !important; }
  [data-chat-layout="minimal"] .ch-composer { padding: 6px 8px !important; }
  [data-chat-layout="minimal"] .ch-input { font-size: 16px !important; min-height: 40px !important; }
}

/* Tiny screens (< 320px — Galaxy Fold closed) */
@media (max-width: 320px) {
  [data-chat-layout="minimal"] .ch-messages { padding: 4px 6px !important; }
  [data-chat-layout="minimal"] .msg-text { font-size: 13px !important; line-height: 1.6 !important; }
  [data-chat-layout="minimal"] .welcome-glow .msg-text h2 { font-size: 16px !important; }
  [data-chat-layout="minimal"] .cmb-title { font-size: 12px !important; padding: 4px 6px !important; }
  [data-chat-layout="minimal"] .cmb-btn { width: 30px !important; height: 30px !important; }
  [data-chat-layout="minimal"] .cmb-dropdown { width: min(180px, 85vw) !important; left: 4px !important; }
}

/* Landscape phones — prevent composer from eating the screen */
@media (max-height: 500px) and (orientation: landscape) {
  [data-chat-layout="minimal"] .ch-messages { padding: 4px 12px !important; }
  [data-chat-layout="minimal"] .ch-composer { padding: 4px 8px !important; }
  [data-chat-layout="minimal"] .cmb { min-height: 40px !important; padding: 4px 8px !important; }
  [data-chat-layout="minimal"] .ch-input { min-height: 36px !important; max-height: 15vh !important; }
}