/*
 * ═══════════════════════════════════════════════════════════════
 *  AS.REPLY ENTERPRISE DESIGN SYSTEM  v4.0
 *  Reference: Stripe · Notion · Linear · Shopify Admin · Vercel
 *  Philosophy: Stable surfaces · Real depth · No effects theater
 * ═══════════════════════════════════════════════════════════════
 */

/* ─────────────────────────────────────────────────────────────────
   1. TOKENS
───────────────────────────────────────────────────────────────── */
:root {
  /* Backgrounds — solid, no gradients */
  --ds-bg-base: #f5f5f7;   /* page base */
  --ds-bg-subtle:  #fbfbfd;   /* sidebar, inset */
  --ds-bg-surface: #ffffff;   /* cards */
  --ds-bg-overlay: #f2f2f4;   /* hover, selected */

  /* Borders — single tone, no opacity tricks */
  --ds-border:        #e5e5ea;
  --ds-border-subtle: #f0f0f3;
  --ds-border-strong: #d2d2d7;

  /* Text — simple 3-level hierarchy */
  --ds-text-heading: #1d1d1f;
  --ds-text-body:    #424245;
  --ds-text-muted:   #86868b;

  /* Accent — one blue, used sparingly */
  --ds-accent:         #0071e3;
  --ds-accent-surface: #e8f2ff;
  --ds-accent-border:  #b8d9ff;
  --ds-accent-text:    #0066cc;

  /* Semantic — only for status */
  --ds-success:        #16a370;
  --ds-success-bg:     #eaf8f1;
  --ds-success-border: #bfe8d4;

  --ds-warning:        #d97706;
  --ds-warning-bg:     #fff7e6;
  --ds-warning-border: #ffe2a8;

  --ds-danger:         #dc2626;
  --ds-danger-bg:      #fff0f0;
  --ds-danger-border:  #ffd0d0;

  /* Spacing */
  --ds-space-1:  4px;
  --ds-space-2:  8px;
  --ds-space-3:  12px;
  --ds-space-4:  16px;
  --ds-space-5:  20px;
  --ds-space-6:  24px;
  --ds-space-8:  32px;

  /* Border radius */
  --ds-radius-xs: 4px;
  --ds-radius-sm: 6px;
  --ds-radius-md: 8px;
  --ds-radius-lg: 10px;
  --ds-radius-xl: 14px;

  /* Elevation — depth via color, not blur or glow */
  --ds-shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --ds-shadow-sm: 0 3px 10px rgba(0,0,0,0.06);
  --ds-shadow-md: 0 12px 30px rgba(0,0,0,0.08);
  --ds-shadow-lg: 0 22px 60px rgba(0,0,0,0.12);

  /* Motion */
  --ds-ease:          cubic-bezier(0.2, 0, 0, 1);
  --ds-duration-fast: 80ms;
  --ds-duration-base: 140ms;
  --ds-duration-slow: 220ms;

  /* Fixed comfortable rhythm */
  --ds-control-px:   16px;
  --ds-control-py:   10px;
  --ds-control-gap:  14px;
  --ds-control-text: 13px;
  --ds-control-item: 38px;
}


/* ─────────────────────────────────────────────────────────────────
   2. TYPOGRAPHY
───────────────────────────────────────────────────────────────── */
.ds-display  { font-size:18px;  font-weight:700; line-height:1.3; letter-spacing:-0.02em; color:var(--ds-text-heading); }
.ds-heading  { font-size:13px;  font-weight:600; line-height:1.4; color:var(--ds-text-heading); }
.ds-body     { font-size:var(--ds-control-text); font-weight:400; line-height:1.6; color:var(--ds-text-body); }
.ds-caption  { font-size:11px;  font-weight:500; line-height:1.5; color:var(--ds-text-muted); }
.ds-overline { font-size:10px;  font-weight:700; letter-spacing:0.07em; text-transform:uppercase; color:var(--ds-text-muted); }


/* ─────────────────────────────────────────────────────────────────
   3. COMPONENTS — no blur, no gradients, no glow
───────────────────────────────────────────────────────────────── */

/* Card */
.ds-card {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg);
  box-shadow: var(--ds-shadow-xs);
}
.ds-card:hover { border-color: var(--ds-border-strong); }
.ds-card--flat { background: transparent; border-color: var(--ds-border-subtle); box-shadow: none; }

/* Divider */
.ds-divider   { height: 1px; background: var(--ds-border-subtle); }
.ds-divider--v { width: 1px; background: var(--ds-border-subtle); }

/* Button */
.ds-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 7px 14px;
  font-size: 12px; font-weight: 600;
  border-radius: var(--ds-radius-md);
  border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; line-height: 1;
  transition:
    background var(--ds-duration-fast) var(--ds-ease),
    border-color var(--ds-duration-fast) var(--ds-ease),
    transform var(--ds-duration-fast) var(--ds-ease);
}
.ds-btn:active { transform: scale(0.97); }

.ds-btn--primary { background: var(--ds-accent); color: #fff; border-color: var(--ds-accent); }
.ds-btn--primary:hover { background: #2460bb; }

.ds-btn--ghost {
  background: transparent;
  color: var(--ds-text-body);
  border-color: var(--ds-border-strong);
}
.ds-btn--ghost:hover { background: var(--ds-bg-overlay); color: var(--ds-text-heading); }

.ds-btn--success { background: var(--ds-success-bg); color: var(--ds-success); border-color: var(--ds-success-border); }
.ds-btn--success:hover { background: #0f3325; }

.ds-btn--danger { background: var(--ds-danger-bg); color: var(--ds-danger); border-color: var(--ds-danger-border); }
.ds-btn--danger:hover { background: #381515; }

.ds-btn--warning { background: var(--ds-warning-bg); color: var(--ds-warning); border-color: var(--ds-warning-border); }
.ds-btn--warning:hover { background: #32230f; }

/* Input */
.ds-input {
  width: 100%;
  background: var(--ds-bg-subtle);
  border: 1px solid var(--ds-border-strong);
  border-radius: var(--ds-radius-md);
  padding: 9px 13px;
  font-size: 13px; color: var(--ds-text-heading);
  outline: none;
  transition: border-color var(--ds-duration-base) var(--ds-ease);
}
.ds-input::placeholder { color: var(--ds-text-muted); }
.ds-input:focus { border-color: var(--ds-accent); }

/* Badge */
.ds-badge {
  display: inline-flex; align-items: center;
  padding: 2px 7px;
  border-radius: var(--ds-radius-xs);
  font-size: 10px; font-weight: 600;
  border: 1px solid transparent;
}
.ds-badge--success { background: var(--ds-success-bg); color: var(--ds-success); border-color: var(--ds-success-border); }
.ds-badge--warning { background: var(--ds-warning-bg); color: var(--ds-warning); border-color: var(--ds-warning-border); }
.ds-badge--danger  { background: var(--ds-danger-bg);  color: var(--ds-danger);  border-color: var(--ds-danger-border); }
.ds-badge--neutral { background: var(--ds-bg-overlay); color: var(--ds-text-muted); border-color: var(--ds-border); }
.ds-badge--accent  { background: var(--ds-accent-surface); color: var(--ds-accent-text); border-color: var(--ds-accent-border); }


/* ─────────────────────────────────────────────────────────────────
   4. STATE SYSTEM
───────────────────────────────────────────────────────────────── */
.ds-state {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 13px;
  border-radius: var(--ds-radius-md);
  border: 1px solid var(--ds-border);
  background: var(--ds-bg-surface);
  font-size: 12px;
}
.ds-state__icon {
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px; font-size: 9px;
}
.ds-state__label { font-size: 12px; font-weight: 600; color: var(--ds-text-heading); }
.ds-state__meta  { font-size: 11px; color: var(--ds-text-muted); margin-top: 2px; }

.ds-state--pending    { border-color: var(--ds-border); }
.ds-state--pending .ds-state__icon { background: var(--ds-bg-overlay); color: var(--ds-text-muted); }

.ds-state--processing { border-color: var(--ds-accent-border); background: var(--ds-accent-surface); }
.ds-state--processing .ds-state__icon { background: var(--ds-accent-border); color: var(--ds-accent-text); }
.ds-state--processing .ds-state__label { color: var(--ds-accent-text); }

.ds-state--success { border-color: var(--ds-success-border); background: var(--ds-success-bg); }
.ds-state--success .ds-state__icon { background: var(--ds-success-border); color: var(--ds-success); }
.ds-state--success .ds-state__label { color: var(--ds-success); }

.ds-state--failed  { border-color: var(--ds-danger-border); background: var(--ds-danger-bg); }
.ds-state--failed .ds-state__icon { background: var(--ds-danger-border); color: var(--ds-danger); }
.ds-state--failed .ds-state__label { color: var(--ds-danger); }

.ds-state--warning { border-color: var(--ds-warning-border); background: var(--ds-warning-bg); }
.ds-state--warning .ds-state__icon { background: var(--ds-warning-border); color: var(--ds-warning); }
.ds-state--warning .ds-state__label { color: var(--ds-warning); }

.ds-progress { height: 2px; border-radius: 1px; background: var(--ds-border); overflow: hidden; margin-top: 8px; }
.ds-progress__fill { height: 100%; border-radius: 1px; background: var(--ds-accent); }


/* ─────────────────────────────────────────────────────────────────
   5. WORKSPACE NAVIGATION
───────────────────────────────────────────────────────────────── */
.ws-nav-group {
  padding: 11px 10px 5px;
  font-size: 9px; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ds-text-muted);
}
.ws-nav-item {
  display: flex; align-items: center; gap: 10px;
  min-height: 44px;
  height: 44px;
  padding: 0 12px;
  border-radius: 14px;
  font-size: 13px; font-weight: 850;
  color: var(--ds-text-muted);
  cursor: pointer;
  border: 1px solid rgba(15,23,42,0.045);
  background: rgba(255,255,255,0.48);
  transition: background var(--ds-duration-fast) var(--ds-ease), color var(--ds-duration-fast) var(--ds-ease), border-color var(--ds-duration-fast) var(--ds-ease), transform var(--ds-duration-fast) var(--ds-ease), box-shadow var(--ds-duration-fast) var(--ds-ease);
  margin-bottom: 6px; width: 100%; text-align: right;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.55);
}
.ws-nav-item:hover {
  background: #ffffff;
  color: var(--ds-text-body);
  border-color: rgba(0,122,255,0.14);
  transform: translateX(-2px);
  box-shadow: 0 14px 30px rgba(15,23,42,0.075);
}
.ws-nav-item.active {
  background: #ffffff;
  color: var(--ds-text-heading);
  font-weight: 950;
  border-color: rgba(0,122,255,0.16);
  box-shadow: 0 12px 28px rgba(15,23,42,0.065);
}
.ws-nav-item .sidebar-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ws-nav-item .ws-nav-icon {
  width: 32px;
  min-width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 14px;
  flex-shrink: 0;
  opacity: 0.86;
  color: #8b93a1;
  background: #f3f6fa;
  border: 1px solid rgba(15,23,42,0.045);
  border-radius: 11px;
  transition: opacity var(--ds-duration-fast) var(--ds-ease), color var(--ds-duration-fast) var(--ds-ease), background var(--ds-duration-fast) var(--ds-ease), transform var(--ds-duration-fast) var(--ds-ease), box-shadow var(--ds-duration-fast) var(--ds-ease);
}
.ws-nav-item:hover .ws-nav-icon {
  opacity: 1;
  color: var(--ds-accent);
  background: var(--ds-accent-surface);
  transform: translateY(-1px) scale(1.08);
  box-shadow: 0 8px 18px rgba(0,122,255,0.16);
}
.ws-nav-item.active .ws-nav-icon {
  opacity: 1;
  color: var(--ds-accent);
  background: var(--ds-accent-surface);
}

.sidebar-logout-button {
  width: 100%;
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 850;
  color: var(--ds-text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  cursor: pointer;
  transition: color var(--ds-duration-fast) var(--ds-ease), background var(--ds-duration-fast) var(--ds-ease), border-color var(--ds-duration-fast) var(--ds-ease);
}
.sidebar-logout-button:hover {
  color: var(--ds-text-muted);
  background: transparent;
  border-color: transparent;
}
.sidebar-logout-button__icon {
  width: 30px;
  height: 30px;
  border-radius: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
  background: #f8fafc;
  border: 1px solid rgba(15,23,42,0.055);
  transition: color var(--ds-duration-fast) var(--ds-ease), background var(--ds-duration-fast) var(--ds-ease), transform var(--ds-duration-fast) var(--ds-ease), box-shadow var(--ds-duration-fast) var(--ds-ease);
}
.sidebar-logout-button:hover .sidebar-logout-button__icon {
  color: #991b1b;
  background: #fee2e2;
  box-shadow: 0 10px 22px rgba(153,27,27,0.10);
  transform: translateY(-1px);
}

.ws-nav-item--copilot { color: var(--ds-accent-text); }
.ws-nav-item--copilot:hover { background: var(--ds-accent-surface); }
.ws-nav-item--copilot.active { background: var(--ds-accent-surface); border-color: var(--ds-accent-border); }

.ws-status-dot { width: 5px; height: 5px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.ws-status-dot--live { background: var(--ds-success); }


/* ─────────────────────────────────────────────────────────────────
   6. PRODUCT CATALOG — Commerce OS
───────────────────────────────────────────────────────────────── */

/* Product Card */
.product-card {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-xl);
  overflow: hidden;
  transition: border-color var(--ds-duration-base) var(--ds-ease), box-shadow var(--ds-duration-base) var(--ds-ease);
  cursor: pointer;
}
.product-card:hover {
  border-color: var(--ds-border-strong);
  box-shadow: var(--ds-shadow-md);
}

/* Product image area */
.product-card__image {
  width: 100%; aspect-ratio: 4/3;
  background: var(--ds-bg-subtle);
  overflow: hidden; position: relative;
}
.product-card__image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.3s var(--ds-ease);
}
.product-card:hover .product-card__image img { transform: scale(1.03); }

.product-card__image-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  color: var(--ds-text-muted); font-size: 32px;
}

/* Stock badge on image */
.product-card__stock-badge {
  position: absolute; top: 8px; right: 8px;
}

/* Body */
.product-card__body { padding: 14px; }

.product-card__name {
  font-size: 13px; font-weight: 600;
  color: var(--ds-text-heading);
  line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
  margin-bottom: 6px;
}

.product-card__price {
  font-size: 17px; font-weight: 700;
  color: var(--ds-text-heading);
  letter-spacing: -0.02em;
}
.product-card__price-unit {
  font-size: 11px; font-weight: 500;
  color: var(--ds-text-muted);
  margin-right: 3px;
}

/* Metrics row */
.product-card__metrics {
  display: flex; gap: 12px;
  margin-top: 10px; padding-top: 10px;
  border-top: 1px solid var(--ds-border-subtle);
}
.product-card__metric { display: flex; flex-direction: column; gap: 2px; }
.product-card__metric-val { font-size: 12px; font-weight: 600; color: var(--ds-text-heading); }
.product-card__metric-key { font-size: 10px; font-weight: 500; color: var(--ds-text-muted); }

/* Quick actions */
.product-card__actions {
  display: flex; gap: 6px;
  padding: 10px 14px;
  border-top: 1px solid var(--ds-border-subtle);
  background: var(--ds-bg-subtle);
}

/* Slide Panel (Product Detail) */
.product-slide-panel {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 420px; max-width: 92vw;
  background: var(--ds-bg-surface);
  border-left: 1px solid var(--ds-border);
  box-shadow: -4px 0 24px rgba(0,0,0,0.4);
  z-index: 9000;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--ds-duration-slow) var(--ds-ease);
}
.product-slide-panel.open { transform: translateX(0); }

.product-slide-panel__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ds-border-subtle);
  flex-shrink: 0;
}
.product-slide-panel__body { flex: 1; overflow-y: auto; padding: 20px; }
.product-slide-panel__footer {
  padding: 14px 20px;
  border-top: 1px solid var(--ds-border-subtle);
  display: flex; gap: 8px; flex-shrink: 0;
}

/* Panel backdrop */
.slide-panel-backdrop {
  position: fixed; inset: 0; z-index: 8999;
  background: rgba(0,0,0,0.35);
  opacity: 0; pointer-events: none;
  transition: opacity var(--ds-duration-slow) var(--ds-ease);
}
.slide-panel-backdrop.open { opacity: 1; pointer-events: auto; }


/* ─────────────────────────────────────────────────────────────────
   7. CHANNEL CONNECTION CARD
───────────────────────────────────────────────────────────────── */
.channel-card {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: 18px;
  padding: 20px;
  display: flex; align-items: flex-start; gap: 16px;
  box-shadow: var(--ds-shadow-sm);
}
.channel-card__icon {
  width: 42px; height: 42px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 16px;
}
.channel-card__info { flex: 1; min-width: 0; }
.channel-card__name { font-size: 14px; font-weight: 600; color: var(--ds-text-heading); }
.channel-card__status { font-size: 11px; font-weight: 500; color: var(--ds-text-muted); margin-top: 3px; }
.channel-card__actions { display: flex; gap: 6px; margin-top: 12px; }

/* Connected variant */
.channel-card--connected { border-color: var(--ds-success-border); }
.channel-card--connected .channel-card__status { color: var(--ds-success); }


/* ─────────────────────────────────────────────────────────────────
   8. AI WORKSPACE — المساعد التنفيذي
───────────────────────────────────────────────────────────────── */
#tab-ai-copilot { background: var(--ds-bg-base); }

.msg-user {
  align-self: flex-end;
  max-width: 68%;
  background: var(--ds-bg-overlay);
  border: 1px solid var(--ds-border-strong);
  border-radius: 8px 8px 2px 8px;
  padding: 10px 15px;
  font-size: 15px; line-height: 1.75; color: var(--ds-text-heading);
  direction: rtl;
  text-align: right;
  unicode-bidi: plaintext;
  white-space: pre-wrap;
}
.msg-ai {
  align-self: flex-start;
  max-width: 74%;
  font-size: 15px; line-height: 1.85; color: var(--ds-text-body);
  direction: rtl;
  text-align: right;
  unicode-bidi: plaintext;
  white-space: pre-wrap;
}

.typing-cursor {
  display: inline-block; width: 2px; height: 13px;
  background: var(--ds-accent); border-radius: 1px;
  vertical-align: middle;
  animation: blink 1.1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.cctx-tab {
  flex: 1; text-align: center; padding: 5px 0;
  font-size: 11px; font-weight: 600;
  border-radius: var(--ds-radius-sm);
  color: var(--ds-text-muted); cursor: pointer;
  transition: background var(--ds-duration-base), color var(--ds-duration-base);
}
.cctx-tab:hover { color: var(--ds-text-body); }
.cctx-tab.active { background: var(--ds-bg-overlay); color: var(--ds-text-heading); }


/* ─────────────────────────────────────────────────────────────────
   10. MOTION — minimal only
───────────────────────────────────────────────────────────────── */
@keyframes ds-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.ds-fade-in { animation: ds-fade-in var(--ds-duration-slow) var(--ds-ease) both; }


/* ─────────────────────────────────────────────────────────────────
   11. GLOBAL RESETS & OVERRIDES
───────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 3px; height: 3px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--ds-border-strong); border-radius: 3px; }

.hide-scrollbar { scrollbar-width: none; }
.hide-scrollbar::-webkit-scrollbar { display: none; }

/* Kill all animation noise — explicit whitelist only */
*:not(.ds-pulse):not(.pulse-dot) { animation-name: none !important; }
.ds-fade-in         { animation-name: ds-fade-in !important; }
.typing-cursor      { animation-name: blink !important; }
.animate-bounce     { animation-name: bounce !important; }
.animate-spin       { animation-name: spin !important; }
.fa-spin            { animation-name: fa-spin !important; }
.animate-ping       { animation-name: ping !important; }
.dash-section.active { animation-name: sectionEnter !important; }
.stat-animate       { animation-name: countUp !important; }
.progress-fill      { transition: width 1s var(--ds-ease) !important; }
.ds-progress__fill  { transition: width 0.5s var(--ds-ease) !important; }
.product-slide-panel { transition: transform var(--ds-duration-slow) var(--ds-ease) !important; }
.slide-panel-backdrop { transition: opacity var(--ds-duration-slow) var(--ds-ease) !important; }
.product-card__image img { transition: transform 0.3s var(--ds-ease) !important; }