:root {
  --bg: #121110;
  --panel: #1a1815;
  --panel-2: #15130f;
  --line: #2e2a24;
  --text: #f2eee7;
  --muted: #a69e92;
  --accent: #f5a524;
  --accent-hover: #e0931a;
  --accent-text: #f5a524;
  --on-accent: #1a1204;
  --glow: rgba(245, 165, 36, 0.35);
  --danger: #ff6b7a;
  --ok: #6ee7a8;
  --radius-s: 8px;
  --radius-l: 18px;
  --display: "Readex Pro", system-ui, sans-serif;
  --body: "IBM Plex Sans Arabic", system-ui, sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 1rem/1.7 var(--body);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
button, .btn { font: 500 1rem/1 var(--body); border-radius: var(--radius-s); cursor: pointer; }

/* buttons */
.btn-main {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--on-accent); border: 0;
  padding: 14px 24px; border-radius: 999px; text-decoration: none; font-weight: 600;
}
.btn-main:hover { background: var(--accent-hover); }
.btn-main:disabled { opacity: 0.6; cursor: wait; }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: none; color: var(--text); border: 1px solid var(--line);
  padding: 13px 22px; border-radius: 999px; text-decoration: none;
}
.btn-ghost:hover { border-color: var(--muted); }

/* floating nav */
.navbar {
  position: sticky; top: 12px; z-index: 10;
  display: flex; align-items: center; gap: 8px;
  margin: 12px auto 0; width: min(1120px, 100% - 32px);
  padding: 8px 16px; border: 1px solid var(--line); border-radius: 999px;
  background: rgba(18, 17, 16, 0.78); backdrop-filter: blur(12px);
}
.logo { font: 800 1.25rem/1 var(--display); text-decoration: none; color: var(--accent); letter-spacing: 0.04em; }
.links { display: flex; gap: 2px; margin-inline-start: 16px; }
.links a { color: var(--muted); text-decoration: none; padding: 8px 12px; border-radius: 999px; font-size: 0.95rem; }
.links a:hover { color: var(--text); background: var(--panel); }
.nav-end { margin-inline-start: auto; display: flex; gap: 8px; align-items: center; }
.lang { background: none; border: 1px solid var(--line); color: var(--text); padding: 9px 14px; border-radius: 999px; font-family: var(--display); }
.lang:hover { border-color: var(--muted); }
.navbar .btn-main { padding: 10px 18px; }

/* hero */
.hero {
  position: relative; overflow: hidden; text-align: center;
  margin-top: -64px; padding: calc(clamp(56px, 10vw, 120px) + 64px) 16px clamp(56px, 8vw, 96px);
  background:
    radial-gradient(ellipse 50% 45% at 50% 42%, rgba(245, 165, 36, 0.13), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 64px 64px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 64px 64px;
  border-bottom: 1px solid var(--line);
}
.hero::after { /* fade the grid out toward the edges */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 70% 70% at 50% 45%, transparent 40%, var(--bg) 100%);
}
.hero > * { position: relative; z-index: 1; }
.led {
  font: 800 clamp(7rem, 26vw, 17rem)/0.9 var(--display);
  letter-spacing: 0.02em; margin: 0; direction: ltr;
  /* dot-matrix: each dot is a lit LED */
  background: radial-gradient(circle, var(--accent) 0 1.7px, transparent 2.3px) 0 0 / 7px 7px;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 22px var(--glow));
}
@media (prefers-reduced-motion: no-preference) {
  .led { animation: power 1.1s steps(1) both; }
  @keyframes power { 0% { opacity: 0; } 12% { opacity: 1; } 18% { opacity: 0.25; } 26%, 100% { opacity: 1; } }
}
.hero h1 { font: 600 clamp(1.5rem, 3.6vw, 2.3rem)/1.35 var(--display); margin: 28px auto 10px; max-width: 26ch; }
.hero .sub { color: var(--muted); max-width: 50ch; margin: 0 auto 30px; font-size: 1.08rem; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.stats { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 36px; }
.stat {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--panel-2); color: var(--muted); font-size: 0.92rem;
}
.stat b { color: var(--text); font-family: var(--display); }
.stat i { color: var(--accent); font-size: 1.1rem; }

/* sections */
section { padding-block: 72px; }
.head { margin-bottom: 36px; }
h2 { font: 600 clamp(1.6rem, 3vw, 2.1rem)/1.3 var(--display); margin: 0 0 8px; }
.lead { color: var(--muted); margin: 0; }

/* service groups */
.group + .group { margin-top: 48px; }
.ghead { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.gicon {
  display: grid; place-items: center; width: 44px; height: 44px; flex: none;
  border: 1px solid var(--line); border-radius: 50%; background: var(--panel); color: var(--accent); font-size: 1.3rem;
}
.ghead h3 { font: 600 1.3rem/1.2 var(--display); margin: 0; }
.count { font-size: 0.8rem; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.ghead .rule { flex: 1; height: 1px; background: var(--line); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 20px; }
.card {
  display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-l); overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: rgba(245, 165, 36, 0.45); transform: translateY(-3px); }
.art {
  position: relative; height: 190px; display: grid; place-items: center;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 55%, rgba(245, 165, 36, 0.12), transparent 55%),
    radial-gradient(circle, #2a2620 1px, transparent 1.4px) 0 0 / 14px 14px,
    var(--panel-2);
}
.art .ring { position: absolute; border: 1px dashed #3a342b; border-radius: 50%; }
.art .ring.a { width: 120px; height: 120px; }
.art .ring.b { width: 170px; height: 170px; border-style: solid; border-color: #26221c; }
.art > i { position: relative; font-size: 64px; color: var(--accent); }
.art .tick { position: absolute; width: 12px; height: 12px; border-color: #4a4337; border-style: solid; }
.tick.tl { bottom: 14px; left: 14px; border-width: 0 0 1px 1px; }
.tick.br { bottom: 14px; right: 14px; border-width: 0 1px 1px 0; }
.chips { position: absolute; top: 12px; inset-inline: 12px; display: flex; justify-content: space-between; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 5px; font-size: 0.8rem; line-height: 1;
  padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; background: rgba(18, 17, 16, 0.85); color: var(--text);
}
.chip i { color: var(--accent); }
.body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.body h3 { font: 600 1.25rem/1.35 var(--display); margin: 0; }
.body p { color: var(--muted); margin: 0; }
.feat { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 6px; font-size: 0.93rem; }
.feat li { display: flex; gap: 8px; align-items: baseline; }
.feat i { color: var(--accent); flex: none; }
.buy {
  margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.price { font: 700 1.6rem/1 var(--display); color: var(--accent-text); white-space: nowrap; }
.price small { font-size: 0.8rem; color: var(--muted); font-weight: 500; margin-inline-start: 4px; }
.empty { color: var(--muted); }

/* results: before / after */
.results { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.result { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 22px; }
.result header { display: flex; justify-content: space-between; align-items: start; gap: 12px; margin-bottom: 18px; }
.result h3 { font: 600 1.15rem/1.3 var(--display); margin: 0; }
.result .specs { color: var(--muted); font-size: 0.88rem; margin: 2px 0 0; }
.gain { font: 700 1.1rem/1 var(--display); color: var(--accent-text); white-space: nowrap; direction: ltr; }
.meter { display: grid; grid-template-columns: 48px 1fr 80px; align-items: center; gap: 10px; font-size: 0.88rem; color: var(--muted); }
.meter + .meter { margin-top: 10px; }
.meter .bar { height: 10px; border-radius: 999px; background: var(--panel-2); overflow: hidden; }
.meter .bar span { display: block; height: 100%; border-radius: inherit; background: #4a4337; }
.meter.after .bar span { background: var(--accent); }
.meter b { color: var(--text); font-family: var(--display); text-align: end; direction: ltr; }

/* steps: a real sequence */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 0; padding: 0; list-style: none; counter-reset: s; }
.steps li { counter-increment: s; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 24px; }
.steps li::before {
  content: counter(s); display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 14px;
  border-radius: 50%; border: 1px solid var(--accent); color: var(--accent-text); font: 700 1.1rem/1 var(--display);
}
.steps h3 { font: 600 1.1rem/1.4 var(--display); margin: 0 0 4px; }
.steps p { color: var(--muted); margin: 0; }

/* reviews */
.reviews { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.review { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 22px; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.stars { color: var(--accent); letter-spacing: 2px; }
.stars .off { color: #3a342b; }
.review blockquote { margin: 0; flex: 1; }
.review figcaption { color: var(--muted); font-size: 0.92rem; }

/* faq */
.faq { display: grid; gap: 10px; max-width: 800px; }
.faq details { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-s); }
.faq summary { cursor: pointer; padding: 18px 20px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font: 600 1.3rem/1 var(--display); }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0; padding: 0 20px 18px; color: var(--muted); white-space: pre-line; }

/* order form */
.order { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; align-items: start; }
form { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-l); padding: 28px; display: grid; gap: 18px; }
label { display: grid; gap: 6px; font-weight: 500; }
label span { font-size: 0.9rem; color: var(--muted); }
input, select, textarea {
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: var(--radius-s); padding: 12px 14px; width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; }
textarea { min-height: 110px; resize: vertical; }
form .btn-main { justify-content: center; }
.msg { margin: 0; min-height: 1.5em; }
.msg.ok { color: var(--ok); }
.msg.err { color: var(--danger); }

footer { border-top: 1px solid var(--line); padding-block: 28px; color: var(--muted); font-size: 0.9rem; }
footer .wrap { display: flex; justify-content: space-between; gap: 12px; }
footer .logo { font-size: 1rem; }

@media (max-width: 860px) {
  .links { display: none; }
  .steps, .order { grid-template-columns: 1fr; gap: 20px; }
  form { padding: 20px; }
  section { padding-block: 56px; }
}
@media (max-width: 420px) {
  .navbar .btn-main { display: none; }
}

/* admin */
.admin .navbar { position: static; }
.admin main { padding-block: 24px 64px; }
.tabs { display: flex; gap: 6px; margin-bottom: 24px; flex-wrap: wrap; }
.tabs button { background: none; border: 1px solid var(--line); color: var(--muted); padding: 10px 18px; border-radius: 999px; }
.tabs button[aria-selected="true"] { color: var(--text); border-color: var(--accent); }
.bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.ghost { background: none; border: 1px solid var(--line); color: var(--text); padding: 10px 16px; }
.ghost:hover { border-color: var(--muted); }
.danger { background: none; border: 1px solid transparent; color: var(--danger); padding: 10px 14px; }
.danger:hover { border-color: var(--danger); }
.svc {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-l);
  padding: 20px; margin-bottom: 14px;
}
.svc.dirty { border-color: var(--accent); }
.svc .row { grid-column: 1 / -1; display: flex; gap: 16px; align-items: end; flex-wrap: wrap; }
.svc .row label { width: 150px; }
.svc .check { display: flex; align-items: center; gap: 8px; width: auto; padding-bottom: 12px; }
.svc .check input { width: 18px; height: 18px; accent-color: var(--accent); }
.svc .actions { margin-inline-start: auto; display: flex; gap: 8px; }
.svc .msg { grid-column: 1 / -1; }
.svc textarea { min-height: 96px; }
.icon-pick { display: flex; gap: 10px; align-items: center; }
.icon-pick i { font-size: 1.6rem; color: var(--accent); width: 32px; }
.orders { width: 100%; border-collapse: collapse; }
.orders th, .orders td { text-align: start; padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.orders th { color: var(--muted); font-weight: 500; font-size: 0.9rem; }
.orders td.notes { max-width: 32ch; white-space: pre-wrap; color: var(--muted); }
.orders select { width: auto; padding: 6px 10px; }
.orders tr.new td:first-child { color: var(--accent-text); font-weight: 700; }
.login { max-width: 380px; margin: 10vh auto; }
.scroll { overflow-x: auto; }
@media (max-width: 760px) { .svc { grid-template-columns: 1fr; } }