/* ========================================================
   1. ROOT VARIABLES & THEMES (LIGHT & DARK)
   ======================================================== */
:root {
  --bg: #dfe3e8;
  --panel: #f3f5f7;
  --ink: #171c27;
  --mute: #657084;
  --line: #cdd3dc;
  --mix: #7d8aa6;
  --sh: rgba(23, 28, 39, 0.12);

  /* Header System Variables (Light) */
  --itc-bg: rgba(255, 255, 255, 0.94);
  --itc-border: #e2e8f0;
  --itc-text: #0f172a;
  --itc-matte-text: #475569;
  --itc-matte-title: #334155;
  --itc-hover-bg: #f1f5f9;
  --itc-card-bg: #ffffff;
  --itc-subcard-bg: #f8fafc;
  --itc-btn-bg: #18181b;
  --itc-btn-text: #ffffff;
  --itc-btn-hover: #27272a;
  --itc-shadow: 0 14px 35px -8px rgba(15, 23, 42, 0.1);
  --itc-speed: 0.22s;

  box-sizing: border-box;
}

/* Dark Theme (Automatic & Manual Override) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1016;
    --panel: #161a23;
    --ink: #eaeef5;
    --mute: #8791a5;
    --line: #262c39;
    --sh: rgba(0, 0, 0, 0.5);

    --itc-bg: rgba(22, 26, 35, 0.94);
    --itc-border: #262c39;
    --itc-text: #eaeef5;
    --itc-matte-text: #94a3b8;
    --itc-matte-title: #cbd5e1;
    --itc-hover-bg: #1e2430;
    --itc-card-bg: #161a23;
    --itc-subcard-bg: #0f1219;
    --itc-btn-bg: #eaeef5;
    --itc-btn-text: #0f172a;
    --itc-btn-hover: #ffffff;
    --itc-shadow: 0 14px 35px -8px rgba(0, 0, 0, 0.6);
  }
}

:root[data-theme="dark"] {
  --bg: #0d1016;
  --panel: #161a23;
  --ink: #eaeef5;
  --mute: #8791a5;
  --line: #262c39;
  --sh: rgba(0, 0, 0, 0.5);

  --itc-bg: rgba(22, 26, 35, 0.94);
  --itc-border: #262c39;
  --itc-text: #eaeef5;
  --itc-matte-text: #94a3b8;
  --itc-matte-title: #cbd5e1;
  --itc-hover-bg: #1e2430;
  --itc-card-bg: #161a23;
  --itc-subcard-bg: #0f1219;
  --itc-btn-bg: #eaeef5;
  --itc-btn-text: #0f172a;
  --itc-btn-hover: #ffffff;
  --itc-shadow: 0 14px 35px -8px rgba(0, 0, 0, 0.6);
}

/* ========================================================
   2. GLOBAL RESETS & OVERFLOW PROTECTION (RTL)
   ======================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  letter-spacing: normal !important;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100vw;
  overflow-x: clip; /* يمنع ظهور شريط التمرير الأفقي تماماً */
  scroll-padding-top: 84px;
}

body {
  background: radial-gradient(900px 520px at 50% -8%, color-mix(in srgb, var(--mix) 16%, transparent), transparent), var(--bg);
  background-attachment: fixed;
  color: var(--ink);
  font: 400 15.5px/1.6 "Cairo", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  transition: background-color 0.4s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  direction: rtl;
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
}
[hidden] { display: none !important; }

/* عناصر التحكم والرسومات التي يجب أن تبقى LTR لتفادي الانعكاس الخاطئ */
.val, .pct, .lad, .mbar, .mp, .cg, #cph, #cps, #spec, #pot, #img, .cpq, .sws, input[type=range], #th, #cpt, .cpi, code, .chips button {
  direction: ltr;
}
.chips button, .cpi { unicode-bidi: isolate; }
.sw { text-align: start !important; }
.mr em { text-align: left; }

/* ========================================================
   3. ARABIC HEADER (BOUNDED, RTL & THEMED)
   ======================================================== */
.itc-h9x-wrapper {
  position: sticky;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 100%;
  height: 68px;
  z-index: 1000;
  background: var(--itc-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--itc-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  direction: rtl;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.itc-h9x-brand-box {
  display: flex;
  align-items: center;
  height: 100%;
  flex-shrink: 0;
}
.itc-h9x-brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.itc-h9x-brand-img {
  display: block;
  height: 38px;
  width: auto;
  object-fit: contain;
}

.itc-h9x-navbar {
  display: flex;
  align-items: center;
  height: 100%;
}
.itc-h9x-nav-list {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 1.2rem;
  list-style: none !important;
  margin: 0;
  padding: 0;
}
.itc-h9x-nav-item {
  display: flex;
  align-items: center;
  height: 100%;
  position: relative;
  list-style: none !important;
}

.itc-h9x-nav-link {
  text-decoration: none !important;
  font-size: 0.94rem !important;
  font-weight: 600 !important;
  color: var(--itc-matte-text) !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  transition: all var(--itc-speed) ease;
  cursor: pointer;
  background: transparent;
}
.itc-h9x-nav-link:hover {
  color: var(--itc-text) !important;
  background: var(--itc-hover-bg) !important;
}

.itc-h9x-arrow {
  font-size: 0.6rem;
  color: var(--itc-matte-text);
  transition: transform var(--itc-speed) ease;
}

.itc-h9x-btn-highlight {
  background: var(--itc-btn-bg) !important;
  color: var(--itc-btn-text) !important;
  padding: 0.55rem 1.2rem !important;
  border-radius: 8px;
  font-weight: 700 !important;
  text-decoration: none !important;
  transition: all var(--itc-speed) ease;
}
.itc-h9x-btn-highlight:hover {
  background: var(--itc-btn-hover) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* MegaMenu Dropdown (Desktop RTL) */
.itc-h9x-megamenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: min(860px, calc(100vw - 32px));
  background: var(--itc-card-bg);
  border: 1px solid var(--itc-border);
  border-radius: 14px;
  box-shadow: var(--itc-shadow);
  padding: 1.4rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--itc-speed) ease, transform var(--itc-speed) ease;
  z-index: 1001;
  text-align: right;
  direction: rtl;
}
.itc-h9x-megamenu::before {
  content: '';
  position: absolute;
  top: -14px;
  left: 0;
  width: 100%;
  height: 14px;
}

.itc-h9x-nav-item.itc-h9x-has-dropdown:hover .itc-h9x-megamenu,
.itc-h9x-nav-item.itc-h9x-has-dropdown.itc-h9x-desktop-active .itc-h9x-megamenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.itc-h9x-nav-item.itc-h9x-has-dropdown:hover .itc-h9x-arrow,
.itc-h9x-nav-item.itc-h9x-has-dropdown.itc-h9x-desktop-active .itc-h9x-arrow {
  transform: rotate(180deg);
  color: var(--itc-text);
}

.itc-h9x-col-title {
  font-size: 0.76rem !important;
  font-weight: 700 !important;
  color: var(--itc-matte-title) !important;
  margin-bottom: 0.55rem !important;
  padding-bottom: 0.35rem !important;
  border-bottom: 1px solid var(--itc-border);
}
.itc-h9x-sublist {
  list-style: none !important;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0;
}
.itc-h9x-sublink {
  text-decoration: none !important;
  font-size: 0.85rem !important;
  color: var(--itc-matte-text) !important;
  font-weight: 500 !important;
  padding: 0.4rem 0.55rem;
  border-radius: 6px;
  display: block;
  transition: all var(--itc-speed) ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.itc-h9x-sublink:hover {
  color: var(--itc-text) !important;
  background: var(--itc-hover-bg) !important;
  padding-right: 0.8rem;
  padding-left: 0.55rem;
}

.itc-h9x-toggle-btn {
  display: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--itc-text);
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
}

/* ========================================================
   4. ACTION BAR (UNDO, REDO, THEME)
   ======================================================== */
.top {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  max-width: 1680px;
  margin: 0 auto;
  padding: 12px 24px 6px;
}
.acts { display: flex; gap: 8px; }

.b {
  all: unset;
  box-sizing: border-box;
  cursor: pointer;
  min-height: 38px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  background: var(--panel);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: border-color .15s, transform .15s, background .15s;
}
.b:hover { border-color: var(--mix); }
.b:active { transform: scale(0.96); }
.b.p { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.b:focus-visible, .tube:focus-visible, .tabs button:focus-visible {
  outline: 2px solid var(--mix);
  outline-offset: 2px;
}
.b:disabled { opacity: 0.35; cursor: default; }

/* ========================================================
   5. MAIN WORKSPACE (3 COLUMNS)
   ======================================================== */
main {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr) 390px;
  gap: 16px;
  max-width: 1680px;
  margin: 0 auto;
  padding: 6px 20px 30px;
  align-items: start;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 16px;
  min-width: 0;
  box-shadow: 0 1px 3px var(--sh), 0 16px 32px -20px var(--sh);
}

h2 { margin: 0 0 12px; font-size: 15px; font-weight: 700; color: var(--mute); }
h3 { margin: 16px 0 8px; font-size: 14px; }

/* ========================================================
   6. PIGMENT LIBRARY (LEFT PANEL)
   ======================================================== */
.lib {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--mute) 40%, transparent) transparent;
}
.lh {
  position: sticky;
  top: 0;
  z-index: 2;
  background: color-mix(in srgb, var(--panel) 90%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 0 0 12px;
  display: grid;
  gap: 8px;
}
.lh h2 { margin: 0; display: flex; justify-content: space-between; }
.lh input {
  width: 100%;
  min-height: 38px;
  border-radius: 999px;
  padding-right: 38px;
  padding-left: 12px;
  border: 1px solid var(--line);
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238791a5' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-3.5-3.5'/%3E%3C/svg%3E") no-repeat calc(100% - 13px) center/17px;
}
.fl { display: flex; gap: 6px; }
.fl button {
  all: unset;
  cursor: pointer;
  flex: 1;
  text-align: center;
  padding: 7px 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--mute);
  background: var(--bg);
  white-space: nowrap;
  transition: .15s;
}
.fl button.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.lg {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(115px, 1fr));
  gap: 8px;
  padding-bottom: 6px;
}
.tube {
  all: unset;
  box-sizing: border-box;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 3px;
  padding: 28px 6px 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  position: relative;
  overflow: hidden;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.tube::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 90px;
  background: radial-gradient(70% 100% at 50% 0, color-mix(in srgb, var(--c) 28%, transparent), transparent);
  pointer-events: none;
}
.tube:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 22px -12px var(--sh);
  border-color: color-mix(in srgb, var(--c) 55%, var(--line));
}
.tube .bt { width: 34px; height: 56px; margin-bottom: 4px; flex: none; transition: transform .2s; }
.tube:hover .bt { transform: rotate(-5deg) scale(1.05); }
.tube .tn { font-size: 12.5px; font-weight: 700; line-height: 1.25; z-index: 1; }
.tg {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 14px 2px 7px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--mute);
  border: 1px solid var(--line);
  position: relative;
  margin-top: 2px;
  z-index: 1;
}
.tg::before {
  content: "";
  position: absolute;
  right: 5px;
  left: auto;
  top: 50%;
  width: 5px;
  height: 5px;
  margin-top: -2.5px;
  border-radius: 50%;
  background: var(--mute);
}
.tube .cd { font: 600 10px ui-monospace, monospace; color: var(--mute); z-index: 1; direction: ltr; }
.tube.on {
  border-color: var(--c);
  background: linear-gradient(180deg, color-mix(in srgb, var(--c) 14%, var(--panel)), var(--panel));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--c) 60%, transparent);
}
.tube b {
  position: absolute;
  top: 6px;
  left: 6px;
  right: auto;
  z-index: 2;
  min-width: 24px;
  height: 22px;
  padding: 0 6px;
  font-size: 11.5px;
  font-weight: 800;
  background: #171c27;
  color: #fff !important;
  border: 2px solid #fff;
  border-radius: 999px;
  display: grid;
  place-items: center;
}
.tube.dim { opacity: 0.3; }

/* ========================================================
   7. STAGE & GLASS POT (CENTER PANEL)
   ======================================================== */
.stage {
  position: sticky;
  top: 84px;
  text-align: center;
  padding: 0;
  min-width: 0;
}
.stage::before {
  content: "";
  position: absolute;
  inset: 5% 10% 25%;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--mix) 50%, transparent), transparent);
  filter: blur(40px);
  opacity: 0.7;
  transition: background 0.6s;
  pointer-events: none;
}
#pot {
  position: relative;
  width: min(100%, 580px);
  aspect-ratio: 1;
  touch-action: none;
  cursor: grab;
  margin: 0 auto;
  display: block;
}
#pot:active { cursor: grabbing; }

.nm { position: relative; margin-top: -6px; }
.nm h1 { margin: 0; font-size: clamp(24px, 4vw, 36px); font-weight: 800; line-height: 1.3; }
.nm p { margin: 4px 0 0; color: var(--mute); font-variant-numeric: tabular-nums; font-size: 13.5px; }

.val {
  position: relative;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(90deg, #000, #fff);
  max-width: 300px;
  margin: 12px auto 0;
}
.val i {
  position: absolute;
  top: -5px;
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: var(--mix);
  outline: 2px solid var(--ink);
  transition: left 0.4s;
}
.val + p { font-size: 12px; color: var(--mute); margin: 6px 0 0; }

.ctrl { position: relative; display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 14px; }
.chips { position: relative; display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; margin-top: 10px; }
.chips button {
  all: unset;
  cursor: pointer;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  background: var(--panel);
}
.chips button:hover { border-color: var(--mix); }
.chips small { color: var(--mute); margin-left: 5px; margin-right: 0; }

/* ========================================================
   8. TABS & CONTROLS (RIGHT PANEL)
   ======================================================== */
.tabs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 3px;
  background: var(--bg);
  padding: 4px;
  border-radius: 14px;
  margin-bottom: 14px;
}
.tabs button {
  all: unset;
  box-sizing: border-box;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 2px;
  border-radius: 10px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--mute);
  transition: .15s;
}
.tabs button svg { width: 18px; height: 18px; flex: none; }
.tabs button:hover { color: var(--ink); }
.tabs button[aria-selected="true"] {
  background: var(--panel);
  color: var(--ink);
  box-shadow: 0 2px 8px var(--sh);
}

.pct { display: flex; height: 12px; border-radius: 6px; overflow: hidden; background: var(--line); margin-bottom: 14px; }
.pct i { transition: width 0.4s; }

.row {
  display: grid;
  grid-template-columns: 18px 1fr auto 24px;
  gap: 4px 10px;
  align-items: center;
  margin-bottom: 10px;
  font-size: 13.5px;
}
.row .d {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  box-shadow: inset -2px -2px 3px rgba(0,0,0,.3), inset 2px 2px 3px rgba(255,255,255,.35);
}
.row em { font-style: normal; color: var(--mute); font-variant-numeric: tabular-nums; font-size: 12.5px; }
.row input { grid-column: 1/-1; width: 100%; margin: 0; accent-color: var(--mix); }
.x { all: unset; cursor: pointer; color: var(--mute); text-align: center; }

label.f { display: flex; align-items: center; gap: 8px; font-size: 13.5px; margin: 10px 0; }
input[type=number], select, input[type=text] {
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  border-radius: 10px;
  padding: 7px 10px;
  min-width: 0;
}
input[type=number] { width: 80px; }

/* Match Card & Output */
.sec { margin: 16px 0 8px; font-size: 14px; font-weight: 800; }
.sec:first-child { margin-top: 0; }
.tin { display: grid; grid-template-columns: 48px 1fr auto; gap: 8px; }
#tcb {
  width: 48px;
  height: 42px;
  border-radius: 10px;
  cursor: pointer;
  border: 2px solid var(--panel);
  box-shadow: 0 0 0 1px var(--line);
}
.tin input[type=text] { height: 42px; font: 600 14px ui-monospace, monospace; text-transform: uppercase; }
.t2o { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 8px; }

#res { background: var(--bg); border: 1px dashed var(--line); border-radius: 12px; padding: 12px; margin: 8px 0; font-size: 13px; color: var(--mute); }

.mcs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; border-radius: 16px; margin-top: 10px; }
.sw { min-height: 100px; padding: 10px 12px; border-radius: 14px; border: 1px solid rgba(0,0,0,.1); display: flex; flex-direction: column; justify-content: flex-end; }
.sw small { font-size: 11px; font-weight: 600; opacity: 0.8; }
.sw b { font-size: 15px; font-weight: 800; }
.sw code { font: 12px ui-monospace, monospace; opacity: 0.85; }

.sr { display: flex; align-items: center; gap: 12px; margin: 12px 0 4px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--bg); }
.rg { width: 62px; height: 62px; border-radius: 50%; flex: none; background: conic-gradient(var(--k) calc(var(--p)*1%), var(--line) 0); display: grid; place-items: center; }
.rg b { width: 48px; height: 48px; border-radius: 50%; background: var(--panel); display: grid; place-items: center; font-size: 15px; font-weight: 800; }

.mh { display: flex; justify-content: space-between; align-items: center; margin: 14px 2px 6px; font-weight: 800; }
.mr { display: grid; grid-template-columns: 26px 1fr auto; gap: 2px 10px; align-items: center; padding: 8px 10px; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 6px; background: var(--bg); }
.mr .bt { width: 22px; height: 36px; grid-row: span 2; }
.mr .nn { font-weight: 700; font-size: 13px; }
.mr .nn small { display: block; font-weight: 400; font-size: 11px; color: var(--mute); }
.mp { grid-column: 2/-1; height: 5px; border-radius: 3px; background: var(--line); overflow: hidden; }
.mp i { display: block; height: 100%; border-radius: 3px; }
.mw { font-size: 12.5px; color: var(--mute); margin: 6px 2px; }

/* Photo Dropzone */
.dz { display: grid; justify-items: center; gap: 6px; text-align: center; padding: 18px 14px; border: 2px dashed var(--line); border-radius: 18px; background: var(--bg); cursor: pointer; }
.dz svg { width: 40px; height: 40px; color: var(--mix); }
.dzb { display: flex; gap: 8px; justify-content: center; margin-top: 4px; }
.ph canvas { width: 100%; border-radius: 14px; }

/* In-Dish / Chart Scrollers */
#chart { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.cg { display: grid; gap: 3px; width: max-content; }
.cg button { all: unset; cursor: pointer; aspect-ratio: 1; min-width: 26px; border-radius: 6px; }

/* Palette & Harmony Buttons */
.sws { display: flex; gap: 6px; flex-wrap: wrap; }
.sws button { all: unset; cursor: pointer; width: 46px; height: 46px; border-radius: 12px; box-shadow: 0 2px 6px var(--sh); }
.lt { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.lt div { height: 48px; border-radius: 10px; display: grid; place-items: end start; padding: 6px 8px; color: #fff; font-size: 11.5px; text-shadow: 0 1px 3px #0009; }
.lad { display: flex; height: 38px; border-radius: 10px; overflow: hidden; }
.lad button { all: unset; flex: 1; cursor: pointer; }

.sv { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 10px; cursor: pointer; font-size: 13px; }
.sv i { width: 28px; height: 28px; border-radius: 8px; flex: none; }
.sv span { flex: 1; }

.mn { all: unset; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; padding: 4px 6px 4px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 12px; margin: 0 0 6px 4px; }
.mn .d { width: 12px; height: 12px; border-radius: 50%; }
.mn.on { border-color: var(--mix); background: color-mix(in srgb, var(--mix) 16%, transparent); font-weight: 600; }

/* Custom Color Picker */
.cp { margin: 8px 0; padding: 10px; border: 1px solid var(--line); border-radius: 14px; background: var(--bg); display: grid; gap: 10px; }
#cps { width: 100%; height: 150px; border-radius: 10px; touch-action: none; cursor: crosshair; }
#cph { -webkit-appearance: none; appearance: none; width: 100%; height: 14px; border-radius: 7px; background: linear-gradient(90deg,#f00,#ff0,#0f0,#0ff,#00f,#f0f,#f00); }
#cph::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px #0006; }
.cpq { display: flex; flex-wrap: wrap; gap: 6px; }
.cpq button { all: unset; cursor: pointer; width: 24px; height: 24px; border-radius: 50%; box-shadow: 0 0 0 2px var(--panel), 0 0 0 3px var(--line); }

/* ========================================================
   9. GUIDE ARTICLE & CONTENT (RTL)
   ======================================================== */
.art { max-width: 860px; margin: 20px auto 100px; padding: 0 20px; font-size: 16px; line-height: 1.9; }
.art h1 { font-size: clamp(26px, 4.5vw, 40px); line-height: 1.35; margin: 0 0 14px; }
.art h2 { font-size: clamp(20px, 3.2vw, 28px); line-height: 1.35; margin: 38px 0 10px; color: var(--ink); scroll-margin-top: 84px; }
.art nav { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 14px 18px; margin: 18px 0; }
.art nav a { display: inline-block; margin: 3px 0 3px 14px; color: var(--ink); font-size: 14.5px; }
.art .tip { border-right: 4px solid var(--mix); border-left: 0; background: var(--panel); border-radius: 14px 0 0 14px; padding: 12px 16px; margin: 18px 0; }
.art ol, .art ul { padding-right: 24px; padding-left: 0; margin: 0 0 16px; }
.art .tw { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; margin: 16px 0; }
.art table { border-collapse: collapse; width: 100%; min-width: 580px; font-size: 14.5px; }
.art th, .art td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: right; }
.art th { background: var(--panel); }
.art details { border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; margin: 8px 0; background: var(--panel); }
.art summary { cursor: pointer; font-weight: 700; }
.art .pc { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.art .pc div { border: 1px solid var(--line); border-radius: 14px; padding: 6px 16px; background: var(--panel); }

/* ========================================================
   10. ORIGINAL ARABIC FOOTER STYLES (EXACT AS GIVEN)
   ======================================================== */
#itc_ftr_root {
    background-color: #0f172a !important;
    color: #94a3b8 !important;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Cairo", "Noto Sans Arabic", sans-serif !important;
    padding: 4.5rem 5% 2rem !important;
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
    box-sizing: border-box !important;
    width: 100% !important;
    position: relative !important;
    direction: rtl !important;
    text-align: right !important;
}

#itc_ftr_root, 
#itc_ftr_root * {
    box-sizing: border-box !important;
    margin: 0;
    padding: 0;
}

#itc_ftr_grid {
    display: grid !important;
    grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr !important;
    gap: 2.5rem !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
    padding-bottom: 3.5rem !important;
}

.itc_ftr_brand_col {
    display: flex !important;
    flex-direction: column !important;
    gap: 1.2rem !important;
}

.itc_ftr_logo_badge {
    display: inline-flex !important;
    align-items: center !important;
    background: #ffffff !important;
    padding: 6px 14px !important;
    border-radius: 8px !important;
    width: fit-content !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.itc_ftr_logo_img {
    height: 38px !important;
    width: auto !important;
    display: block !important;
}

.itc_ftr_desc {
    font-size: 0.88rem !important;
    line-height: 1.6 !important;
    color: #94a3b8 !important;
    max-width: 320px !important;
}

.itc_ftr_title {
    font-size: 0.82rem !important;
    letter-spacing: normal !important;
    font-weight: 700 !important;
    color: #f8fafc !important;
    margin-bottom: 1.2rem !important;
}

.itc_ftr_list {
    list-style: none !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 0.65rem !important;
}

.itc_ftr_link {
    text-decoration: none !important;
    color: #94a3b8 !important;
    font-size: 0.88rem !important;
    font-weight: 400 !important;
    transition: all 0.2s ease !important;
    display: inline-block !important;
}

.itc_ftr_link:hover {
    color: #ffffff !important;
    transform: translateX(-4px) !important;
}

.itc_ftr_bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
    padding-top: 2rem !important;
    max-width: 1400px !important;
    margin: 0 auto !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    flex-wrap: wrap !important;
    gap: 1rem !important;
}

.itc_ftr_copy {
    font-size: 0.82rem !important;
    color: #64748b !important;
}

.itc_ftr_legal {
    display: flex !important;
    gap: 1.5rem !important;
    align-items: center !important;
}

.itc_ftr_legal a {
    color: #64748b !important;
    text-decoration: none !important;
    font-size: 0.82rem !important;
    transition: color 0.2s ease !important;
}

.itc_ftr_legal a:hover {
    color: #f8fafc !important;
}

.itc_ftr_scroll_top {
    background: rgba(255, 255, 255, 0.06) !important;
    color: #cbd5e1 !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    padding: 6px 12px !important;
    border-radius: 6px !important;
    font-size: 0.78rem !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
}

.itc_ftr_scroll_top:hover {
    background: rgba(255, 255, 255, 0.12) !important;
    color: #ffffff !important;
    transform: translateY(-2px) !important;
}

/* Toast & Mobile Dock */
#dock { display: none; }
#toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translate(-50%, 16px);
  background: var(--ink);
  color: var(--bg);
  padding: 8px 16px;
  border-radius: 999px;
  opacity: 0;
  transition: .25s;
  pointer-events: none;
  font-size: 13.5px;
  z-index: 9999;
}
#toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ========================================================
   11. COMPREHENSIVE RESPONSIVENESS & MOBILE FIXES
   ======================================================== */
@media (max-width: 1180px) {
  main {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .stage {
    grid-column: 1 / -1;
    position: static !important;
    order: -1;
  }
  .lib {
    position: static !important;
    max-height: none;
  }
}

@media (max-width: 1024px) {
  .itc-h9x-toggle-btn { display: block; }
  .itc-h9x-navbar {
    position: absolute;
    top: 68px;
    right: 0;
    left: 0;
    width: 100%;
    background: var(--itc-card-bg);
    border-bottom: 1px solid var(--itc-border);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.1);
    max-height: calc(100vh - 68px);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--itc-speed) ease;
    display: block;
  }
  .itc-h9x-navbar.itc-h9x-is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .itc-h9x-nav-list {
    flex-direction: column;
    align-items: stretch;
    height: auto;
    padding: 1.2rem;
    gap: 0.4rem;
  }
  .itc-h9x-nav-item { flex-direction: column; align-items: stretch; height: auto; }
  .itc-h9x-nav-link {
    justify-content: space-between;
    width: 100%;
    padding: 0.8rem 0.6rem;
    border-bottom: 1px solid var(--itc-border) !important;
    border-radius: 0;
  }
  .itc-h9x-megamenu {
    position: static;
    transform: none !important;
    width: 100%;
    box-shadow: none;
    border: none;
    padding: 0.8rem;
    background: var(--itc-subcard-bg);
    display: none;
    grid-template-columns: repeat(2, 1fr);
  }
  .itc-h9x-nav-item.itc-h9x-mobile-active .itc-h9x-megamenu { display: grid; }
  .itc-h9x-nav-item.itc-h9x-mobile-active .itc-h9x-arrow { transform: rotate(180deg); }
  
  #itc_ftr_grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 2rem !important;
  }
  .itc_ftr_brand_col {
    grid-column: span 3 !important;
    margin-bottom: 1rem !important;
  }
}

@media (max-width: 760px) {
  main {
    grid-template-columns: 1fr;
    padding: 0 12px 90px;
  }
  .top { padding: 8px 14px; }
  
  /* 1. زيادة مساحة قائمة الصبغات لتظهر صفوف أكثر من الألوان */
  .lib { 
    max-height: 60vh; 
    overflow-y: auto; 
  }
  
  /* 2. إلغاء تثبيت صندوق البحث والفلترة ليتحرك ويختفي للأعلى تلقائياً عند التمرير */
  .lh {
    position: static !important;
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    padding-bottom: 8px;
  }

  .lg { grid-template-columns: repeat(3, 1fr); }
  .tin { grid-template-columns: 48px 1fr; }
  .tin .b { grid-column: 1 / -1; }
  .art .pc { grid-template-columns: 1fr; }
  .itc-h9x-megamenu { grid-template-columns: 1fr; }

  #itc_ftr_root { padding-bottom: 96px !important; }

  #dock {
    display: flex;
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: 10px;
    z-index: 99;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 8px 12px;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 25px var(--sh);
  }
  #dock i { width: 36px; height: 36px; border-radius: 10px; background: var(--mix); }
  #dock span { flex: 1; font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}

@media (max-width: 640px) {
  #itc_ftr_root {
    padding: 3.5rem 5% 1.5rem !important;
  }
  #itc_ftr_grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }
  .itc_ftr_brand_col {
    grid-column: span 1 !important;
  }
  .itc_ftr_bottom {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 1.2rem !important;
  }
}