/* Mirqab. A Qatari heritage identity for an LNG cyber range: fort maroon, brass lantern gold,
   desert sand and a pearl night dark default. Distinct from any other tool. */

:root {
  color-scheme: dark;
  --bg: #14100e;
  --bg-2: #1b1512;
  --surface: #221b16;
  --surface-2: #2b221c;
  --ink: #f4ecdd;
  --muted: #cbb79c;
  --faint: #9d8b73;
  --line: #3b2f27;
  --line-strong: #4c3d33;
  --brand: #8a1538;
  --brand-fill: #8a1538;
  --brand-bright: #e07189;
  --on-brand: #fbeef0;
  --gold: #d8b24e;
  --gold-soft: #e9cd85;
  --gold-dim: #8a6c26;
  --ok: #56c793;
  --ok-dim: #1f3c31;
  --warn: #e7b04b;
  --warn-dim: #3d3016;
  --danger: #ef6a52;
  --danger-dim: #43201a;
  --info: #66b0dd;
  --shadow: 0 18px 44px -22px rgba(0, 0, 0, 0.75);
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1120px;
  --pipe: #5b4a3d;
  --tank: #2f6f8f;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #efe4d0;
  --bg-2: #e8dabf;
  --surface: #fbf6ec;
  --surface-2: #f3e8d6;
  --ink: #2a1c15;
  --muted: #6a5445;
  --faint: #8a7460;
  --line: #ddcba9;
  --line-strong: #cdb890;
  --brand: #8a1538;
  --brand-fill: #8a1538;
  --brand-bright: #8a1538;
  --on-brand: #fdf2f4;
  --gold: #9a7420;
  --gold-soft: #b98f2f;
  --gold-dim: #b98f2f;
  --ok: #1f7a56;
  --ok-dim: #d8ecdf;
  --warn: #9a6a12;
  --warn-dim: #f0e3c4;
  --danger: #b23a26;
  --danger-dim: #f2d9cf;
  --info: #235d80;
  --shadow: 0 16px 36px -24px rgba(76, 45, 25, 0.5);
  --pipe: #b39b83;
  --tank: #3f7f9f;
}

*,
*::before,
*::after { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Readex Pro", system-ui, "Segoe UI", sans-serif;
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.wrap { width: min(100% - 2.4rem, var(--maxw)); margin-inline: auto; }

a { color: var(--brand-bright); text-decoration-color: color-mix(in srgb, var(--brand-bright) 45%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

.skip {
  position: absolute; inset-inline-start: -999px; top: 0; z-index: 50;
  background: var(--brand); color: var(--on-brand); padding: 0.6rem 1rem; border-radius: 0 0 var(--radius-sm) 0;
}
.skip:focus { inset-inline-start: 0; }

:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; border-radius: 4px; }

/* Masthead with a crenellated base line */
.masthead {
  position: relative;
  background:
    radial-gradient(120% 140% at 85% -20%, color-mix(in srgb, var(--brand) 40%, transparent), transparent 60%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
  border-bottom: 1px solid var(--line);
  padding-block: 1.4rem 1.9rem;
}
.crenellation {
  position: absolute; inset-inline: 0; bottom: -1px; height: 12px;
  background:
    repeating-linear-gradient(90deg, var(--brand) 0 20px, transparent 20px 40px);
  -webkit-mask: linear-gradient(#000, #000);
  opacity: 0.9;
}
.crenellation::after {
  content: ""; position: absolute; inset-inline: 0; bottom: 0; height: 3px; background: var(--gold); opacity: 0.7;
}

.mast-top { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 0.85rem; margin-inline-end: auto; }
.mark { width: 46px; height: 46px; flex: none; color: var(--gold); filter: drop-shadow(0 2px 6px rgba(0,0,0,.4)); }
.brand-names { display: flex; flex-direction: column; line-height: 1.15; }
.brand-ar { font-size: 1.7rem; font-weight: 700; color: var(--ink); letter-spacing: .5px; }
.brand-en { font-size: 0.82rem; font-weight: 600; color: var(--gold-soft); text-transform: uppercase; letter-spacing: 3px; }
html[lang="en"] .brand-ar { font-size: 1.5rem; }

.mast-tools { display: flex; align-items: center; gap: 0.5rem; }
.btn-ghost {
  font: inherit; cursor: pointer; border: 1px solid var(--line-strong); background: var(--surface);
  color: var(--ink); padding: 0.4rem 0.8rem; border-radius: 999px; font-weight: 600; font-size: 0.85rem;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-soft); }
.btn-ghost svg { width: 15px; height: 15px; }

.tagline { margin: 1rem 0 0; font-size: 1.16rem; color: var(--ink); font-weight: 600; max-width: 52ch; }
.mast-source { margin: 0.5rem 0 0; color: var(--muted); font-size: 0.9rem; max-width: 74ch; }

.mini {
  margin-top: 1.1rem; display: inline-flex; align-items: center; gap: 0.7rem; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--line-strong); border-radius: 999px; padding: 0.4rem 0.95rem;
}
.mini-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 4px color-mix(in srgb, var(--gold) 22%, transparent); }
.mini-dot.warn { background: var(--danger); box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 22%, transparent); }
.mini-label { font-size: 0.78rem; color: var(--faint); text-transform: uppercase; letter-spacing: 1.5px; }
.mini-value { font-weight: 700; color: var(--ink); font-size: 0.95rem; }
.mini-extra { font-size: 0.85rem; color: var(--danger); font-weight: 600; }

/* Tabs */
.tabs {
  position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); margin-top: 0;
}
.tablist { display: flex; gap: 0.2rem; overflow-x: auto; scrollbar-width: none; }
.tablist::-webkit-scrollbar { display: none; }
.tab {
  font: inherit; cursor: pointer; background: none; border: none; color: var(--muted);
  padding: 0.85rem 1rem; font-weight: 600; white-space: nowrap; border-bottom: 3px solid transparent;
  font-size: 0.95rem;
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--brand-bright); border-bottom-color: var(--brand); }
html[data-theme="light"] .tab[aria-selected="true"] { color: var(--brand); }

main { padding-block: 1.8rem 3rem; }
.panel { animation: fade 0.32s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.section-title { font-size: 1.35rem; margin: 0 0 0.2rem; color: var(--ink); }
.section-intro { margin: 0 0 1.3rem; color: var(--muted); max-width: 72ch; }

/* Sadu divider */
.sadu {
  height: 10px; margin: 0 0 1.4rem;
  background:
    repeating-linear-gradient(90deg, var(--gold) 0 3px, transparent 3px 11px),
    repeating-linear-gradient(90deg, transparent 0 5px, color-mix(in srgb, var(--brand) 70%, transparent) 5px 6px, transparent 6px 11px);
  opacity: 0.55; border-radius: 2px;
}

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem 1.2rem; box-shadow: var(--shadow);
}

/* Range layout */
.range-grid { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
@media (min-width: 900px) { .range-grid { grid-template-columns: 1fr; } }

.scenario-bar { display: flex; gap: 0.6rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem; }
.scenario-select {
  font: inherit; background: var(--surface-2); color: var(--ink); border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm); padding: 0.55rem 0.8rem; font-weight: 600; min-width: 15rem; flex: 1 1 15rem;
}
.controls-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.btn {
  font: inherit; cursor: pointer; border: none; border-radius: var(--radius-sm); padding: 0.6rem 1.1rem;
  font-weight: 700; display: inline-flex; align-items: center; gap: 0.45rem; font-size: 0.92rem;
}
.btn-primary { background: var(--brand); color: var(--on-brand); }
.btn-primary:hover { background: color-mix(in srgb, var(--brand) 85%, #fff); }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-outline { background: transparent; color: var(--ink); border: 1px solid var(--line-strong); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold-soft); }
.btn svg { width: 15px; height: 15px; }

/* Status banner */
.status-banner {
  display: flex; align-items: center; gap: 0.8rem; border-radius: var(--radius); padding: 0.85rem 1.1rem;
  border: 1px solid var(--line-strong); background: var(--surface-2); margin-bottom: 1rem;
}
.status-banner .st-badge { font-weight: 800; letter-spacing: 0.3px; padding: 0.25rem 0.7rem; border-radius: 999px; font-size: 0.85rem; white-space: nowrap; }
.status-banner .st-msg { color: var(--muted); font-size: 0.92rem; }
.status-normal { border-color: color-mix(in srgb, var(--ok) 45%, var(--line-strong)); }
.status-normal .st-badge { background: var(--ok-dim); color: var(--ok); }
.status-warning { border-color: color-mix(in srgb, var(--warn) 55%, var(--line-strong)); }
.status-warning .st-badge { background: var(--warn-dim); color: var(--warn); }
.status-trip { border-color: color-mix(in srgb, var(--info) 55%, var(--line-strong)); }
.status-trip .st-badge { background: color-mix(in srgb, var(--info) 20%, transparent); color: var(--info); }
.status-release { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 12%, var(--surface-2)); }
.status-release .st-badge { background: var(--danger); color: #fff; }
.status-release { animation: alarm 1s steps(2) infinite; }
@keyframes alarm { 50% { border-color: color-mix(in srgb, var(--danger) 40%, var(--line-strong)); } }
.status-disruption { border-color: color-mix(in srgb, var(--warn) 45%, var(--line-strong)); }
.status-disruption .st-badge { background: var(--warn-dim); color: var(--warn); }

/* Schematic */
.schematic-card { padding: 0.6rem; overflow: hidden; }
.schematic { width: 100%; height: auto; display: block; }
.unit-box { fill: var(--surface-2); stroke: var(--line-strong); stroke-width: 1.5; transition: stroke 0.3s, fill 0.3s; }
.unit-box.warn { stroke: var(--warn); fill: color-mix(in srgb, var(--warn) 12%, var(--surface-2)); }
.unit-box.trip { stroke: var(--info); fill: color-mix(in srgb, var(--info) 12%, var(--surface-2)); }
.unit-box.release { stroke: var(--danger); fill: color-mix(in srgb, var(--danger) 18%, var(--surface-2)); }
.unit-box.active { stroke-width: 2.4; }
.unit-box.pulse { animation: pulse 1.1s ease-in-out infinite; }
@keyframes pulse { 50% { filter: drop-shadow(0 0 7px color-mix(in srgb, var(--danger) 70%, transparent)); } }
.unit-name { fill: var(--ink); font-size: 12px; font-weight: 700; }
.unit-crit { fill: var(--brand-bright); font-size: 6px; font-weight: 700; letter-spacing: 1px; }
html[data-theme="light"] .unit-crit { fill: var(--brand); }
.unit-val { fill: var(--ink); font-size: 12.5px; font-weight: 800; }
.unit-unit { fill: var(--faint); font-size: 8px; }
.gauge-track { fill: var(--line); }
.gauge-fill { fill: var(--ok); transition: width 0.3s, fill 0.3s; }
.gauge-fill.warn { fill: var(--warn); }
.gauge-fill.trip { fill: var(--info); }
.gauge-fill.release { fill: var(--danger); }
.pipe { stroke: var(--pipe); stroke-width: 5; fill: none; stroke-linecap: round; }
.pipe-glow { stroke: var(--gold); stroke-width: 1.4; fill: none; opacity: 0.5; }
.tank-body { fill: color-mix(in srgb, var(--tank) 30%, var(--surface-2)); stroke: var(--line-strong); stroke-width: 1.5; }
.label-flow { fill: var(--faint); font-size: 8px; letter-spacing: 2px; text-transform: uppercase; }

.sis-shield { fill: color-mix(in srgb, var(--ok) 16%, var(--surface-2)); stroke: var(--ok); stroke-width: 1.6; transition: all 0.3s; }
.sis-shield.disabled { fill: color-mix(in srgb, var(--danger) 16%, var(--surface-2)); stroke: var(--danger); stroke-dasharray: 4 3; }
.sis-shield.tripped { fill: color-mix(in srgb, var(--info) 20%, var(--surface-2)); stroke: var(--info); }
.sis-text { fill: var(--ink); font-size: 9px; font-weight: 800; }
.sis-state { font-size: 8px; font-weight: 700; }
.sis-state.armed { fill: var(--ok); }
.sis-state.disabled { fill: var(--danger); }
.sis-state.tripped { fill: var(--info); }
.sis-link { stroke: var(--line-strong); stroke-width: 1.2; stroke-dasharray: 3 3; fill: none; }

.flare-stack { stroke: var(--pipe); stroke-width: 3; fill: none; }
.flame { fill: var(--warn); opacity: 0; transform-origin: center bottom; transition: opacity 0.3s; }
.flame.lit { opacity: 1; animation: flicker 0.5s ease-in-out infinite alternate; }
@keyframes flicker { from { transform: scaleY(0.85) scaleX(0.95); } to { transform: scaleY(1.12) scaleX(1.03); } }

.sis-panel { display: flex; align-items: center; gap: 0.8rem; margin-top: 1rem; padding: 0.7rem 0.9rem; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-2); }
.sis-panel .lbl { font-weight: 700; }
.pill { padding: 0.2rem 0.65rem; border-radius: 999px; font-size: 0.8rem; font-weight: 700; }
.pill.armed { background: var(--ok-dim); color: var(--ok); }
.pill.disabled { background: var(--danger-dim); color: var(--danger); }
.pill.tripped { background: color-mix(in srgb, var(--info) 18%, transparent); color: var(--info); }
.sis-guard { color: var(--faint); font-size: 0.85rem; margin-inline-start: auto; }

.active-line { margin-top: 0.9rem; color: var(--muted); font-size: 0.88rem; }
.active-line strong { color: var(--ink); }

/* Kill chain */
.kill { margin-top: 1.4rem; }
.kill-h { display: flex; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.3rem; }
.kill-h h3 { margin: 0; font-size: 1.1rem; }
.kill-insp { color: var(--faint); font-size: 0.85rem; }
.steps { list-style: none; margin: 0.6rem 0 0; padding: 0; display: grid; gap: 0.55rem; }
.step {
  display: grid; grid-template-columns: auto 1fr auto; gap: 0.7rem; align-items: start;
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.7rem 0.85rem; background: var(--surface-2);
  animation: stepIn 0.4s ease backwards;
}
.step:nth-child(1) { animation-delay: 0.02s; }
.step:nth-child(2) { animation-delay: 0.1s; }
.step:nth-child(3) { animation-delay: 0.18s; }
.step:nth-child(4) { animation-delay: 0.26s; }
.step:nth-child(5) { animation-delay: 0.34s; }
@keyframes stepIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.step-ico { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: 0.8rem; flex: none; }
.step.blocked .step-ico { background: var(--ok-dim); color: var(--ok); }
.step.detected .step-ico { background: var(--warn-dim); color: var(--warn); }
.step.open .step-ico { background: var(--danger-dim); color: var(--danger); }
.step.pending .step-ico { background: var(--line); color: var(--faint); }
.step.pending { opacity: 0.6; }
.step-title { font-weight: 700; }
.step-sum { color: var(--muted); font-size: 0.88rem; margin-top: 0.1rem; }
.step-meta { margin-top: 0.35rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  font-size: 0.74rem; padding: 0.16rem 0.55rem; border-radius: 999px; border: 1px solid var(--line-strong);
  color: var(--muted); background: var(--surface); font-weight: 600;
}
.chip.tech { border-color: color-mix(in srgb, var(--brand) 45%, var(--line-strong)); color: var(--brand-bright); }
html[data-theme="light"] .chip.tech { color: var(--brand); }
.chip.block { border-color: color-mix(in srgb, var(--ok) 40%, var(--line-strong)); color: var(--ok); }
.chip.detect { border-color: color-mix(in srgb, var(--warn) 40%, var(--line-strong)); color: var(--warn); }
.chip a { color: inherit; text-decoration: none; }
.chip a:hover { text-decoration: underline; }
.step-state { font-size: 0.78rem; font-weight: 700; align-self: center; white-space: nowrap; }
.step.blocked .step-state { color: var(--ok); }
.step.detected .step-state { color: var(--warn); }
.step.open .step-state { color: var(--danger); }
.step.pending .step-state { color: var(--faint); }

/* Outcome */
.outcome { margin-top: 1.4rem; border-radius: var(--radius); border: 1px solid var(--line-strong); padding: 1.1rem 1.2rem; background: var(--surface-2); }
.outcome.contained { border-color: color-mix(in srgb, var(--ok) 50%, var(--line-strong)); }
.outcome.safe-trip { border-color: color-mix(in srgb, var(--info) 50%, var(--line-strong)); }
.outcome.disruption { border-color: color-mix(in srgb, var(--warn) 50%, var(--line-strong)); }
.outcome.release { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--surface-2)); }
.outcome-h { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.outcome-badge { font-weight: 800; padding: 0.3rem 0.8rem; border-radius: 999px; font-size: 0.9rem; }
.outcome.contained .outcome-badge { background: var(--ok-dim); color: var(--ok); }
.outcome.safe-trip .outcome-badge { background: color-mix(in srgb, var(--info) 18%, transparent); color: var(--info); }
.outcome.disruption .outcome-badge { background: var(--warn-dim); color: var(--warn); }
.outcome.release .outcome-badge { background: var(--danger); color: #fff; }
.outcome-msg { margin: 0.6rem 0 0; color: var(--ink); }
.outcome-detect { margin: 0.4rem 0 0; font-size: 0.9rem; color: var(--muted); }
.lesson { margin-top: 0.9rem; padding: 0.7rem 0.9rem; border-inline-start: 3px solid var(--gold); background: var(--surface); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.lesson .lbl { font-weight: 800; color: var(--gold-soft); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 1.5px; }
html[data-theme="light"] .lesson .lbl { color: var(--gold); }
.lesson p { margin: 0.2rem 0 0; }
.outcome .btn-outline { margin-top: 0.9rem; }

/* Playbook */
.playbook { margin-top: 1.3rem; }
.playbook h3 { margin: 0 0 0.15rem; font-size: 1.1rem; }
.playbook .note { color: var(--faint); font-size: 0.85rem; margin: 0 0 0.7rem; }
.phase { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.7rem 0.85rem; background: var(--surface-2); margin-bottom: 0.5rem; }
.phase-h { display: flex; align-items: center; gap: 0.6rem; }
.phase-num { width: 22px; height: 22px; border-radius: 50%; background: var(--brand); color: var(--on-brand); display: grid; place-items: center; font-size: 0.75rem; font-weight: 800; flex: none; }
.phase-name { font-weight: 700; }
.phase-act { color: var(--muted); font-size: 0.9rem; margin: 0.3rem 0 0; }

/* Defenses */
.budget-wrap { position: sticky; top: 52px; z-index: 5; }
.budget-card { display: grid; gap: 0.6rem; }
.budget-top { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.budget-nums { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.bn { display: flex; flex-direction: column; }
.bn .k { font-size: 0.74rem; color: var(--faint); text-transform: uppercase; letter-spacing: 1px; }
.bn .v { font-weight: 800; font-size: 1.15rem; }
.bn .v.over { color: var(--danger); }
.budget-bar { height: 12px; border-radius: 999px; background: var(--line); overflow: hidden; }
.budget-bar > span { display: block; height: 100%; background: linear-gradient(90deg, var(--gold-dim), var(--gold)); transition: width 0.3s; }
.budget-bar > span.over { background: linear-gradient(90deg, var(--danger), #ff8a72); }
.budget-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.summary-line { margin: 0; color: var(--muted); font-size: 0.92rem; }
.summary-line b { color: var(--ink); }
.summary-line .rel { color: var(--danger); font-weight: 700; }

.level-group { margin-top: 1.4rem; }
.level-head { display: flex; align-items: baseline; gap: 0.6rem; margin-bottom: 0.5rem; }
.level-tag { font-weight: 800; color: var(--gold-soft); font-size: 0.8rem; letter-spacing: 1px; }
html[data-theme="light"] .level-tag { color: var(--gold); }
.level-name { color: var(--muted); font-size: 0.9rem; }
.control-grid { display: grid; gap: 0.7rem; grid-template-columns: 1fr; }
@media (min-width: 680px) { .control-grid { grid-template-columns: 1fr 1fr; } }
.control {
  display: grid; grid-template-columns: auto 1fr; gap: 0.7rem; border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 0.8rem 0.9rem; background: var(--surface); cursor: pointer; transition: border-color 0.2s, background 0.2s;
}
.control:hover { border-color: var(--gold); }
.control.on { border-color: var(--brand); background: color-mix(in srgb, var(--brand) 8%, var(--surface)); }
.control input { margin-top: 0.2rem; width: 18px; height: 18px; accent-color: var(--brand); cursor: pointer; flex: none; }
.control-title { font-weight: 700; display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.cost-badge { font-size: 0.76rem; font-weight: 800; color: var(--gold-soft); background: color-mix(in srgb, var(--gold) 14%, transparent); padding: 0.1rem 0.5rem; border-radius: 999px; }
html[data-theme="light"] .cost-badge { color: var(--gold); }
.fr-badge { font-size: 0.72rem; font-weight: 700; color: var(--info); border: 1px solid color-mix(in srgb, var(--info) 40%, var(--line-strong)); padding: 0.05rem 0.45rem; border-radius: 999px; }
.control-desc { color: var(--muted); font-size: 0.87rem; margin: 0.3rem 0 0; }
.control-chips { margin-top: 0.45rem; display: flex; flex-wrap: wrap; gap: 0.35rem; }
.over-hint { color: var(--danger); font-size: 0.8rem; margin-top: 0.3rem; }

.coverage { display: grid; gap: 1rem; grid-template-columns: 1fr; margin-top: 1.4rem; }
@media (min-width: 760px) { .coverage { grid-template-columns: 1fr 1fr; } }
.cov-h { font-weight: 700; margin: 0 0 0.6rem; font-size: 0.98rem; }
.cov-row { display: grid; grid-template-columns: auto 1fr auto; gap: 0.6rem; align-items: center; margin-bottom: 0.4rem; }
.cov-key { font-size: 0.82rem; color: var(--muted); font-weight: 600; min-width: 3rem; }
.cov-track { height: 8px; background: var(--line); border-radius: 999px; overflow: hidden; }
.cov-fill { height: 100%; background: linear-gradient(90deg, var(--brand), var(--brand-bright)); border-radius: 999px; }
.cov-num { font-size: 0.8rem; color: var(--faint); font-variant-numeric: tabular-nums; }

/* Architecture */
.levels { display: grid; gap: 0.6rem; }
.lvl {
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.9rem 1rem; background: var(--surface);
  border-inline-start: 4px solid var(--brand);
}
.lvl-h { display: flex; align-items: baseline; gap: 0.7rem; flex-wrap: wrap; }
.lvl-id { font-weight: 800; color: var(--gold-soft); font-size: 0.85rem; letter-spacing: 1px; }
html[data-theme="light"] .lvl-id { color: var(--gold); }
.lvl-name { font-weight: 700; }
.lvl-range { color: var(--faint); font-size: 0.8rem; }
.lvl-desc { color: var(--muted); font-size: 0.9rem; margin: 0.35rem 0 0.5rem; }
.lvl-cols { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.lvl-col .h { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 1px; color: var(--faint); margin-bottom: 0.2rem; }
.lvl-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.2rem; }
.lvl-list li { font-size: 0.88rem; color: var(--ink); }
.lvl-list li.ctrl { color: var(--ok); }
.lvl-list li.none { color: var(--faint); }
.fr-list { display: grid; gap: 0.4rem; grid-template-columns: 1fr; margin-top: 1rem; }
@media (min-width: 620px) { .fr-list { grid-template-columns: 1fr 1fr; } }
.fr-item { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.55rem 0.8rem; background: var(--surface-2); display: flex; gap: 0.6rem; align-items: baseline; }
.fr-id { font-weight: 800; color: var(--info); font-size: 0.82rem; }

/* Glossary */
.glo-search { width: 100%; font: inherit; padding: 0.7rem 0.95rem; border-radius: var(--radius-sm); border: 1px solid var(--line-strong); background: var(--surface-2); color: var(--ink); margin-bottom: 0.5rem; }
.glo-count { color: var(--faint); font-size: 0.82rem; margin: 0 0 1rem; }
.glo-grid { display: grid; gap: 0.7rem; grid-template-columns: 1fr; }
@media (min-width: 680px) { .glo-grid { grid-template-columns: 1fr 1fr; } }
.term { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.8rem 0.95rem; background: var(--surface); }
.term-h { display: flex; align-items: baseline; gap: 0.5rem; flex-wrap: wrap; }
.term-en { font-weight: 700; }
.term-ar { color: var(--gold-soft); font-weight: 600; font-size: 0.92rem; }
html[data-theme="light"] .term-ar { color: var(--gold); }
.term-def { color: var(--muted); font-size: 0.9rem; margin: 0.35rem 0 0; }
.term-ref { margin-top: 0.4rem; font-size: 0.8rem; }

/* About */
.about-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 760px) { .about-grid { grid-template-columns: 1fr 1fr; } }
.about-block h3 { margin: 0 0 0.3rem; font-size: 1.02rem; color: var(--gold-soft); }
html[data-theme="light"] .about-block h3 { color: var(--brand); }
.about-block p { margin: 0; color: var(--muted); }
.disclaimer { border-inline-start: 3px solid var(--warn); padding-inline-start: 0.9rem; }
.src-list { list-style: none; margin: 1.2rem 0 0; padding: 0; display: grid; gap: 0.6rem; }
.src { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0.7rem 0.9rem; background: var(--surface); }
.src-t { font-weight: 700; }
.src-u { color: var(--muted); font-size: 0.85rem; margin: 0.25rem 0 0; }
.src-link { font-size: 0.85rem; word-break: break-all; }

/* Footer */
.foot { border-top: 1px solid var(--line); margin-top: 2rem; padding-block: 1.4rem 2rem; color: var(--faint); font-size: 0.85rem; }
.foot .wrap { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; justify-content: space-between; }
.foot a { color: var(--muted); }
.foot .dot { opacity: 0.5; }

/* Boot / noscript */
.boot { text-align: center; padding: 4rem 1.5rem; color: var(--muted); }
.noscript { max-width: 40rem; margin: 3rem auto; padding: 1.2rem 1.4rem; border: 1px solid var(--warn); border-radius: var(--radius); background: var(--surface); }

@media print {
  .tabs, .mast-tools, .controls-row, .budget-actions, .btn, .scenario-bar { display: none !important; }
  body { background: #fff; color: #000; }
  .panel[hidden] { display: block !important; }
  .card, .step, .control, .outcome, .phase { break-inside: avoid; }
}

/* First visit disclaimer */
.modal-overlay {
  position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 1.4rem;
  background: color-mix(in srgb, #000 62%, transparent); backdrop-filter: blur(3px);
  animation: fade 0.25s ease;
}
.modal {
  width: min(100%, 34rem); background: var(--surface); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: var(--radius); box-shadow: var(--shadow);
  position: relative; overflow: hidden; animation: rise 0.3s ease;
}
@keyframes rise { from { opacity: 0; transform: translateY(10px) scale(0.98); } to { opacity: 1; transform: none; } }
.modal-crest { height: 8px; background: repeating-linear-gradient(90deg, var(--brand) 0 14px, transparent 14px 28px); }
.modal-crest::after { content: ""; display: block; height: 2px; background: var(--gold); opacity: 0.7; margin-top: 6px; }
.modal-inner { padding: 1.3rem 1.4rem 1.4rem; }
.modal-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.7rem; }
.modal-mark { width: 34px; height: 34px; color: var(--gold); flex: none; }
.modal-title { margin: 0; font-size: 1.2rem; color: var(--ink); }
.modal-body p { margin: 0 0 0.7rem; color: var(--muted); }
.modal-body p:last-of-type { margin-bottom: 0; }
.modal-actions { margin-top: 1.2rem; display: flex; justify-content: flex-end; }
.modal-actions .btn-primary { padding: 0.6rem 1.4rem; }