/**
 * MexAI Mobile Design System
 *
 * @package MexAI
 * @author MexTech Limited
 * @copyright © MexTech Limited. All rights reserved.
 * @link https://mextechltd.name.ng
 */

:root {
  --bg-primary: #000000;
  --bg-surface-1: #080808;
  --bg-surface-2: #101010;
  --bg-composer: #111111;
  --bg-modal: #151515;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(104, 117, 43, 0.35);
  --text-primary: #F5F5F5;
  --text-secondary: #B4B4B4;
  --text-muted: #8D8D8D;
  --text-white: #FFFFFF;
  --accent-military: #4B5320;
  --accent-military-bright: #68752B;
  --accent-military-deep: #252B10;
  --accent-military-glow: rgba(75, 83, 32, 0.28);
  --accent-orange: #F5B26B;
  --accent-orange-soft: #E7A05A;
  --accent-orange-deep: #A96832;
  --accent-orange-glow: rgba(245, 178, 107, 0.2);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  height: 100dvh;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, sans-serif;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  justify-content: center;
  align-items: stretch;
}

.mex-app-viewport {
  width: 100%;
  max-width: 480px;
  height: 100%;
  height: 100dvh;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.9);
}

@media (min-width: 481px) {
  body {
    background: #040404;
    align-items: center;
  }
  .mex-app-viewport {
    height: min(100dvh, 880px);
    border-radius: 28px;
    border: 1px solid var(--border-subtle);
  }
}

.mex-header {
  height: calc(56px + var(--safe-top));
  padding-top: var(--safe-top);
  padding-left: 16px;
  padding-right: 16px;
  background: rgba(8, 8, 8, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  z-index: 30;
}

.mex-header-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  letter-spacing: -0.2px;
}

.mex-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.mex-icon-btn:hover {
  background: var(--bg-surface-2);
  color: var(--text-primary);
}

.mex-icon-btn:active {
  transform: scale(0.94);
}

.mex-icon-btn-accent {
  background: var(--accent-military-deep);
  color: var(--accent-military-bright);
  border: 1px solid var(--border-accent);
}

.mex-icon-btn-accent:hover {
  background: var(--accent-military);
  color: #FFFFFF;
}

.mex-chat-container {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 16px 16px 8px 16px;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

.mex-chat-container::-webkit-scrollbar {
  width: 4px;
}

.mex-chat-container::-webkit-scrollbar-thumb {
  background: var(--bg-surface-2);
  border-radius: 4px;
}

.mex-message-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  animation: fadeIn 0.25s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.mex-message-user {
  align-self: flex-end;
  max-width: 85%;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: 18px 18px 4px 18px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.5;
  word-break: break-word;
}

.mex-message-ai {
  align-self: flex-start;
  width: 100%;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.6;
}

.mex-ai-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.mex-ai-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--accent-military-deep);
  color: var(--accent-military-bright);
  border: 1px solid var(--border-accent);
}

.mex-ai-model-tag {
  font-size: 11px;
  color: var(--text-muted);
}

.mex-ai-body {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 16px;
  word-break: break-word;
}

.mex-ai-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding-left: 4px;
}

.mex-action-pill {
  height: 28px;
  padding: 0 10px;
  border-radius: 7px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.mex-action-pill:hover {
  background: #181818;
  color: var(--text-primary);
  border-color: var(--border-accent);
}

.mex-action-pill:active {
  transform: scale(0.95);
}

.mex-composer-wrap {
  flex-shrink: 0;
  padding: 10px 16px calc(10px + var(--safe-bottom)) 16px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.85) 30%, #000000 100%);
  z-index: 30;
}

.mex-composer-attachments {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 6px;
}

.mex-composer-attachments::-webkit-scrollbar {
  display: none;
}

.mex-att-chip {
  flex-shrink: 0;
  height: 34px;
  padding: 0 12px;
  border-radius: 17px;
  background: #202224;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  max-width: 200px;
}

.mex-att-chip span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mex-att-chip-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 2px;
}

.mex-att-chip-remove:hover {
  color: var(--accent-orange);
}

.mex-composer-box {
  background: #1E1F20;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 26px;
  padding: 12px 16px 10px 16px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.mex-composer-box:focus-within {
  border-color: rgba(104, 117, 43, 0.7);
  box-shadow: 0 0 0 1px rgba(104, 117, 43, 0.35), 0 8px 32px rgba(0, 0, 0, 0.65);
  background: #202224;
}

.mex-composer-textarea {
  width: 100%;
  min-height: 42px;
  max-height: 160px;
  background: transparent;
  border: none;
  outline: none;
  color: #F5F5F5;
  font-family: inherit;
  font-size: 15px;
  line-height: 1.5;
  resize: none;
  padding: 0;
}

.mex-composer-textarea::placeholder {
  color: #8D8D8D;
}

.mex-composer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding-top: 6px;
}

.mex-studio-add-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #282A2D;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #E3E3E3;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-studio-add-btn:hover {
  background: #333538;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.2);
}

.mex-studio-add-btn:active {
  transform: scale(0.92);
}

.mex-studio-pill {
  height: 28px;
  padding: 0 10px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #C4C7C5;
  font-size: 12px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-studio-pill:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
  border-color: rgba(104, 117, 43, 0.4);
}

.mex-studio-pill:active {
  transform: scale(0.95);
}

.mex-send-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #282A2D;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: #80868B;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.mex-send-btn.active,
.mex-send-btn:not(:disabled) {
  background: var(--accent-military);
  border: 1px solid var(--accent-military-bright);
  color: #FFFFFF;
  box-shadow: 0 2px 10px rgba(75, 83, 32, 0.4);
}

.mex-send-btn:hover:not(:disabled) {
  background: var(--accent-military-bright);
  box-shadow: 0 0 14px var(--accent-military-glow);
  transform: scale(1.05);
}

.mex-send-btn:disabled {
  background: #282A2D;
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: #55585B;
  cursor: not-allowed;
  opacity: 0.6;
  box-shadow: none;
}

.mex-send-btn.stop {
  background: #7A3E1D;
  border-color: #F5B26B;
  color: #FFAF70;
}

.mex-composer-disclaimer {
  text-align: center;
  font-size: 11px;
  color: #727272;
  margin-top: 8px;
  line-height: 1.4;
  user-select: none;
}

.mex-model-select-btn {
  height: 32px;
  padding: 0 10px;
  border-radius: 16px;
  background: rgba(104, 117, 43, 0.12);
  border: 1px solid rgba(104, 117, 43, 0.45);
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  max-width: 150px;
}

.mex-model-select-btn span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mex-model-select-btn:hover {
  background: rgba(104, 117, 43, 0.2);
  border-color: rgba(104, 117, 43, 0.7);
}

.mex-model-select-btn:active {
  transform: scale(0.96);
}

.mex-model-option {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 8px;
  border-radius: 12px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s ease;
}

.mex-model-option:hover {
  background: rgba(255, 255, 255, 0.04);
}

.mex-model-option.active {
  background: rgba(255, 255, 255, 0.08);
}

.mex-model-option-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mex-model-option-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.mex-model-option-title {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
}

.mex-model-option-sub {
  font-size: 12px;
  color: #8D8D8D;
}

.mex-model-option-check {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #FFFFFF;
  color: #14170E;
  display: none;
  align-items: center;
  justify-content: center;
}

.mex-model-option.active .mex-model-option-check {
  display: flex;
}

.mex-model-popover-backdrop {
  position: absolute;
  inset: 0;
  z-index: 50;
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 0 16px calc(96px + var(--safe-bottom)) 16px;
}

.mex-model-popover-backdrop.active {
  display: flex;
}

.mex-model-popover {
  width: 100%;
  background: #1C1D1F;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.mex-model-popover-backdrop.active .mex-model-popover {
  opacity: 1;
  transform: translateY(0);
}

.mex-model-popover-label {
  font-size: 12px;
  color: #8D8D8D;
  padding: 4px 8px 10px 8px;
}

.mex-bottom-sheet-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 50;
  display: none;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.mex-bottom-sheet-backdrop.active {
  display: flex;
  opacity: 1;
}

.mex-bottom-sheet {
  width: 100%;
  max-height: 85dvh;
  background: var(--bg-modal);
  border-top: 1px solid var(--border-subtle);
  border-radius: 20px 20px 0 0;
  padding: 16px 20px calc(24px + var(--safe-bottom)) 20px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mex-bottom-sheet-backdrop.active .mex-bottom-sheet {
  transform: translateY(0);
}

.mex-sheet-handle {
  width: 36px;
  height: 4px;
  border-radius: 2px;
  background: var(--border-subtle);
  align-self: center;
  margin-bottom: 16px;
}

.mex-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 45;
  display: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.mex-drawer-backdrop.active {
  display: block;
  opacity: 1;
}

.mex-drawer {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 82%;
  max-width: 360px;
  background: var(--bg-surface-1);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 46;
  padding-top: var(--safe-top);
  padding-bottom: var(--safe-bottom);
}

.mex-drawer-backdrop.active .mex-drawer {
  transform: translateX(0);
}

.mex-code-block {
  margin: 12px 0;
  background: #070707;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  overflow: hidden;
}

.mex-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  background: #101010;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 11px;
  color: var(--text-muted);
}

.mex-code-header button {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.mex-code-header button:hover {
  color: var(--text-white);
}

.mex-code-body {
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  line-height: 1.5;
  overflow-x: auto;
  color: #E6E6E6;
}

.mex-input {
  width: 100%;
  height: 44px;
  border-radius: 10px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  padding: 0 14px;
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s ease;
}

.mex-input:focus {
  border-color: var(--border-accent);
}

.mex-btn-primary {
  width: 100%;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-military);
  border: 1px solid var(--accent-military-bright);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.mex-btn-primary:hover {
  background: var(--accent-military-bright);
}

.mex-btn-secondary {
  width: 100%;
  height: 44px;
  border-radius: 10px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.mex-btn-secondary:hover {
  background: #181818;
}

.mex-toast {
  position: absolute;
  top: calc(66px + var(--safe-top));
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: var(--bg-surface-2);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s ease;
  z-index: 60;
  white-space: nowrap;
}

.mex-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.mex-toast.error {
  border-color: rgba(245, 178, 107, 0.4);
  color: var(--accent-orange);
}

.mex-tab-nav {
  display: flex;
  background: var(--bg-surface-1);
  border-bottom: 1px solid var(--border-subtle);
  padding: 4px;
  gap: 4px;
}

.mex-tab-btn {
  flex: 1;
  padding: 8px 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-tab-btn.active {
  background: var(--bg-surface-2);
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   Replit-style Workspace File Manager & Code Viewer
   ========================================================================== */

.mex-sidebar-tab-switcher {
  display: flex;
  background: #151617;
  padding: 4px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin: 12px 16px 8px 16px;
  gap: 4px;
}

.mex-sidebar-tab {
  flex: 1;
  height: 34px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: #8D8D8D;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-sidebar-tab.active {
  background: #25282A;
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.mex-sidebar-tab-badge {
  padding: 2px 6px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 700;
  background: rgba(104, 117, 43, 0.35);
  color: #A3B84A;
  border: 1px solid rgba(104, 117, 43, 0.5);
}

.mex-file-toolbar {
  padding: 8px 16px 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.mex-file-filter-chips {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.mex-file-filter-chips::-webkit-scrollbar {
  display: none;
}

.mex-file-filter-chip {
  flex-shrink: 0;
  height: 26px;
  padding: 0 10px;
  border-radius: 13px;
  background: #181A1C;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #9E9E9E;
  font-size: 11px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-file-filter-chip:hover {
  background: #222527;
  color: #FFFFFF;
}

.mex-file-filter-chip.active {
  background: rgba(104, 117, 43, 0.25);
  border-color: rgba(104, 117, 43, 0.6);
  color: #C2D66E;
  font-weight: 600;
}

.mex-file-actions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.mex-file-btn-sm {
  height: 28px;
  padding: 0 10px;
  border-radius: 6px;
  background: #202224;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #E3E3E3;
  font-size: 11px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-file-btn-sm:hover {
  background: #2D3033;
  border-color: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

.mex-file-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 8px;
  margin-bottom: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.mex-file-row:hover {
  background: #1B1D1F;
  border-color: rgba(255, 255, 255, 0.06);
}

.mex-file-icon-box {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mex-file-name {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: #F0F0F0;
  min-width: 0;
}

.mex-file-name .truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mex-badge-ai {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(104, 117, 43, 0.25);
  color: #A3B84A;
  border: 1px solid rgba(104, 117, 43, 0.4);
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.mex-badge-upload {
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  color: #8D8D8D;
  border: 1px solid rgba(255, 255, 255, 0.08);
  letter-spacing: 0.03em;
  flex-shrink: 0;
}

.mex-file-meta {
  font-size: 11px;
  color: #727272;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}

.mex-file-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0.8;
  flex-shrink: 0;
}

.mex-file-row:hover .mex-file-actions {
  opacity: 1;
}

.mex-file-btn {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: #25282A;
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: #B4B4B4;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mex-file-btn:hover {
  background: #33363A;
  color: #FFFFFF;
}

.mex-file-btn-dl:hover {
  background: #4B5320;
  border-color: #68752B;
  color: #FFFFFF;
}

.mex-file-btn-del:hover {
  background: #7F1D1D;
  border-color: #EF4444;
  color: #FFFFFF;
}

/* Modal Code & File Viewer (Replit-style IDE) */
.mex-code-viewer-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.mex-code-viewer-panel {
  width: 100%;
  max-width: 820px;
  max-height: 88vh;
  background: #141517;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.8);
}

.mex-code-viewer-header {
  padding: 12px 16px;
  background: #1B1D1F;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mex-replit-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 8px;
  background: #25282A;
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  color: #FFFFFF;
  font-weight: 500;
}

.mex-replit-editor {
  display: flex;
  min-height: 250px;
  max-height: 65vh;
  overflow: auto;
  background: #0E0F10;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  line-height: 1.6;
}

.mex-editor-gutter {
  user-select: none;
  padding: 16px 12px 16px 16px;
  background: #121314;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  color: #55585B;
  text-align: right;
  font-size: 12px;
  line-height: 1.6;
}

.mex-editor-code {
  flex: 1;
  padding: 16px;
  margin: 0;
  overflow-x: auto;
  color: #E6E6E6;
  white-space: pre;
}

.mex-editor-code code {
  font-family: inherit;
}

/* ==========================================================================
   SLEEK BUILT-IN DIALOG & CONFIRMATION MODALS (ZERO BROWSER POPUPS)
   ========================================================================== */
.mex-confirm-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.mex-confirm-modal-backdrop.active {
  display: flex !important;
}

.mex-confirm-modal-card {
  width: 100%;
  max-width: 360px;
  background: #121316;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.95);
  animation: mexModalFadeIn 0.16s ease-out forwards;
}

@keyframes mexModalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.94) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.mex-confirm-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mex-confirm-icon-box.danger {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #F87171;
}

.mex-confirm-icon-box.primary {
  background: rgba(104, 117, 43, 0.2);
  border: 1px solid rgba(104, 117, 43, 0.35);
  color: #C2D66E;
}

.mex-confirm-highlight {
  background: #1A1C20;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 8px 12px;
  margin-top: 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  color: #E2E8F0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mex-btn-modal-cancel {
  flex: 1;
  height: 38px;
  border-radius: 10px;
  background: #1D2024;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #D1D5DB;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.mex-btn-modal-cancel:hover {
  background: #272B30;
  border-color: rgba(255, 255, 255, 0.18);
  color: #FFF;
}

.mex-btn-modal-confirm {
  flex: 1;
  height: 38px;
  border-radius: 10px;
  color: #FFF;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: background 0.15s, transform 0.05s;
}

.mex-btn-modal-confirm:active {
  transform: scale(0.98);
}

.mex-btn-modal-confirm.danger {
  background: #DC2626;
}

.mex-btn-modal-confirm.danger:hover {
  background: #EF4444;
}

.mex-btn-modal-confirm.primary {
  background: #4B5320;
}

.mex-btn-modal-confirm.primary:hover {
  background: #68752B;
}

.mex-icon-btn-danger:hover {
  color: #F87171 !important;
  background: rgba(239, 68, 68, 0.12) !important;
}



.admin-shell{min-height:100%;display:flex;background:#101010;color:#f7f7f4}.admin-sidebar{width:238px;min-height:100vh;background:#171717;border-right:1px solid rgba(255,255,255,.08);padding:28px 16px;display:flex;flex-direction:column;box-sizing:border-box}.admin-brand{padding:0 12px 30px;font-size:24px;font-weight:800;letter-spacing:-1px}.admin-brand small{display:block;color:#a3b84a;font-size:9px;letter-spacing:1.6px;margin-top:4px}.admin-nav{display:flex;flex-direction:column;gap:5px}.admin-nav-item,.admin-home,.admin-signout{border:0;background:transparent;color:#999;text-align:left;padding:12px;border-radius:9px;font:inherit;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:11px}.admin-nav-item svg,.admin-home svg,.admin-signout svg{width:17px}.admin-nav-item:hover,.admin-nav-item.active,.admin-home:hover{background:rgba(163,184,74,.15);color:#e9f2b8}.admin-home{margin-top:auto;color:#d0d0d0}.admin-signout{margin-top:5px;color:#d0d0d0}.admin-main{min-width:0;flex:1;padding:34px;box-sizing:border-box}.admin-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}.admin-eyebrow{margin:0 0 6px;color:#a3b84a;font-size:10px;font-weight:700;letter-spacing:1.5px}.admin-topbar h1{margin:0;font-size:28px;letter-spacing:-.7px}.admin-status{font-size:12px;color:#b4b4b4;padding:9px 12px;border:1px solid rgba(255,255,255,.09);border-radius:999px}.admin-status span{display:inline-block;width:7px;height:7px;background:#a3b84a;border-radius:50%;margin-right:7px}.admin-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.admin-card{background:#181818;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:19px}.admin-card-label{font-size:12px;color:#999}.admin-card-value{font-size:28px;font-weight:700;margin:10px 0 3px}.admin-card-detail{font-size:12px;color:#a3b84a}.admin-section{margin-top:24px}.admin-section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:13px}.admin-section h2{font-size:18px;margin:0}.admin-section p{color:#999;font-size:13px;margin:5px 0 0}.admin-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.admin-field{display:flex;flex-direction:column;gap:6px}.admin-field label{font-size:12px;color:#aaa}.admin-field input,.admin-field select{box-sizing:border-box;width:100%;background:#101010;border:1px solid rgba(255,255,255,.12);border-radius:8px;color:#fff;padding:11px;font:inherit}.admin-wide{grid-column:1/-1}.admin-action{border:0;background:#68752b;color:#fff;border-radius:8px;padding:11px 15px;font:inherit;font-weight:700;cursor:pointer}.admin-secondary{background:#262626;color:#fff}.admin-list{display:flex;flex-direction:column;gap:8px}.admin-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px;background:#181818;border:1px solid rgba(255,255,255,.08);border-radius:10px}.admin-row strong{font-size:14px}.admin-row small{display:block;color:#999;margin-top:4px}.admin-pill{font-size:11px;color:#dce99d;background:rgba(163,184,74,.15);padding:5px 8px;border-radius:99px}@media(max-width:760px){.admin-sidebar{width:68px;padding:20px 9px}.admin-brand small,.admin-brand span,.admin-nav-item{font-size:0}.admin-nav-item{justify-content:center;padding:13px}.admin-nav-item svg{width:19px}.admin-home,.admin-signout{font-size:0;justify-content:center}.admin-main{padding:22px 16px}.admin-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-form-grid{grid-template-columns:1fr}.admin-topbar{align-items:flex-start}.admin-status{display:none}}

#admin-dashboard-screen{overscroll-behavior-y:contain}.admin-shell{width:100%;min-height:100%;align-items:stretch}.admin-page-content{padding-bottom:32px}@media(max-width:760px){#admin-dashboard-screen{overflow-y:auto}.admin-shell{min-height:max-content}.admin-main{padding-bottom:48px}}