/* ============================================================
   KSODI — Design System v2 · Premium Dark
   Arabic-first RTL · توهّج أخضر من اللوجو · عمق وزجاجية
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root{
  /* Surfaces (dark) */
  --paper:   #08080A;          /* page base */
  --paper-2: #121215;          /* raised band */
  --paper-3: #1A1A1F;          /* higher */
  --ink:     #EAF1F8;          /* legacy name → strongest text */
  --ink-soft:#101013;
  --ink-line:rgba(255,255,255,.08);

  /* Text */
  --tx:      #EAF1F8;
  --tx-2:    #A6B2C5;
  --tx-3:    #64718A;
  --tx-inv:  #EAF1F8;
  --tx-inv-2:#A6B2C5;

  /* Brand green — من اللوجو #003A5C */
  --acc:        #00A5DF;
  --acc-bright: #38C7FF;
  --acc-deep:   #003A5C;
  --acc-ink:    #FFFFFF;
  --acc-soft:   rgba(0,174,227,.10);
  --glow:       rgba(0,174,227,.16);

  --line:   rgba(255,255,255,.08);
  --line-2: rgba(255,255,255,.16);

  /* Type */
  --disp: "Alexandria", "IBM Plex Sans Arabic", sans-serif;
  --sans: "IBM Plex Sans Arabic", -apple-system, "Segoe UI", Tahoma, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;

  --fs-display: clamp(2.15rem, 5.4vw, 4.1rem);
  --fs-h1: clamp(1.9rem, 4.2vw, 3rem);
  --fs-h2: clamp(1.45rem, 3vw, 2.2rem);
  --fs-h3: clamp(1.1rem, 1.6vw, 1.3rem);
  --fs-body: 1.0625rem;
  --fs-sm: .9rem;

  --s1:.5rem;--s2:1rem;--s3:1.5rem;--s4:2rem;--s5:3rem;--s6:4.5rem;
  --sec: clamp(4.2rem, 8.5vw, 7.5rem);
  --wrap: 1160px; --wrap-narrow: 780px;
  --r: 12px; --r-lg: 20px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);font-size:var(--fs-body);line-height:1.9;
  color:var(--tx);background:var(--paper);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;position:relative;
}
/* شبكة خافتة + حبيبات على الصفحة كلها */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px) 0 0/100% 72px,
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px) 0 0/72px 100%;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 75%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.35;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .04 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
main,nav,footer,.sticky-cta{position:relative;z-index:1}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
::selection{background:var(--acc);color:var(--acc-ink)}

/* ---------- 3. Layout ---------- */
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2rem)}
.narrow{max-width:var(--wrap-narrow)}
.sec{padding-block:var(--sec)}
.sec-tight{padding-block:clamp(3rem,6vw,5rem)}
.grid{display:grid;gap:var(--s4)}
.g-2{display:grid;gap:var(--s4);grid-template-columns:repeat(2,1fr)}
.g-3{display:grid;gap:var(--s3);grid-template-columns:repeat(3,1fr)}
.g-4{display:grid;gap:var(--s3);grid-template-columns:repeat(4,1fr)}
.g-hero{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
@media(max-width:940px){.g-2,.g-3,.g-hero{grid-template-columns:1fr}.g-4{grid-template-columns:repeat(2,1fr)}}
.dark{background:var(--paper-2)}
.dark .card{background:rgba(255,255,255,.035)}

/* ---------- 4. Type ---------- */
h1,h2,h3,h4{font-family:var(--disp);line-height:1.34;font-weight:700;letter-spacing:0;text-wrap:balance;color:var(--tx)}
.display{
  font-family:var(--disp);font-size:var(--fs-display);font-weight:800;line-height:1.28;
  background:linear-gradient(180deg,#FFFFFF 55%,#B9C7DC);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  padding-bottom:.12em;
}
.display .hl,h1 .hl,h2 .hl{
  background:linear-gradient(92deg,var(--acc-bright),var(--acc));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
h1,.h1{font-size:var(--fs-h1)}h2,.h2{font-size:var(--fs-h2)}
h3,.h3{font-size:var(--fs-h3);font-weight:600}
p{max-width:66ch}
.lead{font-size:clamp(1.05rem,1.55vw,1.22rem);color:var(--tx-2);line-height:1.95}
.sm{font-size:var(--fs-sm)}.muted{color:var(--tx-2)}
.mono{font-family:var(--mono);font-feature-settings:"tnum"}
.eyebrow{
  font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--acc);display:flex;align-items:center;gap:.6rem;
  margin-bottom:var(--s3)
}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--acc);opacity:.9;flex:none;border-radius:2px}
.mt1{margin-top:var(--s1)}.mt2{margin-top:var(--s2)}.mt3{margin-top:var(--s3)}
.mt4{margin-top:var(--s4)}.mt5{margin-top:var(--s5)}.mt6{margin-top:var(--s6)}
.line{border:0;border-top:1px solid var(--line)}
.row{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center}

/* بادج نبض حيّ */
.badge-live{
  display:inline-flex;align-items:center;gap:.55rem;
  font-size:.82rem;color:var(--tx-2);
  border:1px solid var(--line);border-radius:100px;padding:.42rem 1rem;
  background:rgba(255,255,255,.03);backdrop-filter:blur(8px);
  margin-bottom:var(--s3)
}
.badge-live b{color:var(--acc-bright);font-family:var(--mono);font-weight:600}
.badge-live::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--acc-bright);
  box-shadow:0 0 0 0 rgba(0,174,227,.5);animation:pulse 2.2s infinite
}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(0,174,227,0)}100%{box-shadow:0 0 0 0 rgba(0,174,227,0)}}

/* ---------- 5. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.95rem 1.8rem;border-radius:var(--r);
  font-family:var(--disp);font-size:.95rem;font-weight:700;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  background:linear-gradient(135deg,#00C2F0,#009BDD 50%,#0072C6);
  color:var(--acc-ink);
  box-shadow:0 10px 30px -10px rgba(0,174,227,.45), inset 0 1px 0 rgba(255,255,255,.25);
  transition:.25s var(--ease);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(0,174,227,.55), inset 0 1px 0 rgba(255,255,255,.25)}
.btn:active{transform:translateY(0)}
.btn-ghost{
  background:rgba(255,255,255,.04);color:var(--tx);border-color:var(--line-2);
  box-shadow:none;backdrop-filter:blur(8px);font-weight:600
}
.btn-ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.3);transform:translateY(-2px);box-shadow:none}
.btn-sm{padding:.6rem 1.2rem;font-size:.86rem;border-radius:10px}
.btn .ar{transition:transform .25s var(--ease)}
.btn:hover .ar{transform:translateX(-4px)}

/* ---------- 6. Nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(8,8,10,.72);backdrop-filter:blur(16px) saturate(1.3);
  border-bottom:1px solid transparent;transition:.25s var(--ease)
}
.nav.stuck{border-bottom-color:var(--line);background:rgba(8,8,10,.88)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:var(--s3);height:72px}
.logo{font-family:var(--disp);font-weight:800;font-size:1.12rem;letter-spacing:.2em;display:flex;align-items:center;gap:.7rem;color:var(--tx)}
.logo svg{width:30px;height:28px;flex:none;display:block;color:var(--acc-bright)}
.nav-links{display:flex;gap:clamp(1rem,2.4vw,2.1rem);font-size:.94rem;color:var(--tx-2)}
.nav-links a{position:relative;padding-block:.3rem;transition:color .18s}
.nav-links a::after{content:"";position:absolute;bottom:0;right:0;width:0;height:2px;border-radius:2px;background:var(--acc-bright);transition:width .25s var(--ease)}
.nav-links a:hover{color:var(--tx)}
.nav-links a:hover::after,.nav-links a[aria-current]::after{width:100%}
.nav-links a[aria-current]{color:var(--tx);font-weight:600}
.nav-tog{display:none;background:none;border:0;padding:.4rem;cursor:pointer}
.nav-tog span{display:block;width:22px;height:2px;border-radius:2px;background:var(--tx);margin:5px 0;transition:.25s}
@media(max-width:820px){
  .nav-links{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(8,8,10,.97);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);
    padding:var(--s2) clamp(1.25rem,4vw,2rem) var(--s3);
    transform:translateY(-130%);transition:.3s var(--ease);font-size:1.05rem
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding-block:.9rem;border-bottom:1px solid var(--line)}
  .nav-tog{display:block}
  .nav .btn{padding:.55rem 1.05rem;font-size:.84rem}
}

/* ---------- 7. Hero ---------- */
.hero{padding-block:clamp(3.2rem,7vw,5.5rem) clamp(3rem,6vw,5rem);position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:-20% -10% auto;height:130%;z-index:0;pointer-events:none;
  background:
    radial-gradient(46% 42% at 18% 15%, var(--glow), transparent 70%),
    radial-gradient(30% 30% at 88% 75%, rgba(0,174,227,.07), transparent 70%);
  filter:blur(2px);
}
.hero>*{position:relative;z-index:1}

/* البورتريه */
.portrait-wrap{position:relative;max-width:440px;margin-inline:auto}
.portrait{
  position:relative;aspect-ratio:4/5;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:
    0 40px 90px -30px rgba(0,0,0,.8),
    0 30px 80px -20px var(--glow);
  background:#121215;
}
.portrait::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(255,255,255,.07),transparent 20%);
  pointer-events:none;
}
.portrait img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.9) contrast(1.04)}
.portrait-wrap::before{
  content:"";position:absolute;inset:16px -16px -16px 16px;border-radius:var(--r-lg);
  border:1px solid rgba(0,174,227,.28);z-index:-1;
}
.chip{
  position:absolute;background:rgba(10,19,34,.85);border:1px solid rgba(255,255,255,.14);
  border-radius:14px;padding:.7rem 1rem;font-size:.75rem;line-height:1.5;color:var(--tx-2);
  box-shadow:0 18px 40px -14px rgba(0,0,0,.7);max-width:190px;
  backdrop-filter:blur(12px);
}
.chip b{display:block;font-family:var(--mono);font-weight:600;font-size:1.05rem;letter-spacing:-.02em;color:var(--acc-bright)}
.chip-a{bottom:9%;inset-inline-end:-20px;animation:float 7s ease-in-out infinite}
.chip-b{top:9%;inset-inline-start:-20px;animation:float 7s 1.2s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-8px)}}
@media(max-width:940px){
  .portrait-wrap{max-width:min(86vw,400px)}
  .chip-a{inset-inline-end:4px}.chip-b{inset-inline-start:4px}
}

/* ---------- 8. شريط متحرك ---------- */
.marquee{
  border-block:1px solid var(--line);background:rgba(255,255,255,.02);
  overflow:hidden;padding-block:.95rem;position:relative;z-index:1
}
.marquee-in{display:flex;gap:3.5rem;width:max-content;animation:mq 32s linear infinite}
.marquee span{font-family:var(--mono);font-size:.79rem;letter-spacing:.12em;color:var(--tx-3);display:flex;align-items:center;gap:.7rem;white-space:nowrap}
.marquee i{width:5px;height:5px;border-radius:50%;background:var(--acc);flex:none}
@keyframes mq{to{transform:translateX(50%)}}
@media(prefers-reduced-motion:reduce){.marquee-in{animation:none}}

/* ---------- 9. Proof ---------- */
.proof{padding-block:clamp(2.5rem,5vw,4rem)}
.proof-in{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s3)}
.proof-i{
  background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:1.6rem 1.4rem;position:relative;overflow:hidden;transition:.3s var(--ease)
}
.proof-i::before{
  content:"";position:absolute;inset:0 0 auto;height:2px;
  background:linear-gradient(90deg,transparent,var(--acc),transparent);opacity:.7
}
.proof-i:hover{transform:translateY(-4px);border-color:rgba(0,174,227,.3);box-shadow:0 24px 50px -24px var(--glow)}
.proof-i b{
  display:block;font-family:var(--mono);font-weight:600;
  font-size:clamp(1.7rem,3.2vw,2.5rem);letter-spacing:-.04em;line-height:1.15;
  color:var(--acc-bright)
}
.proof-i span{display:block;font-size:.84rem;color:var(--tx-2);margin-top:.55rem;line-height:1.6}
@media(max-width:820px){.proof-in{grid-template-columns:repeat(2,1fr)}}

/* ---------- 10. Cards ---------- */
.card{
  background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(1.5rem,2.6vw,2.1rem);transition:.3s var(--ease);position:relative;overflow:hidden
}
.card::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);opacity:.5
}
.card:hover{transform:translateY(-4px);border-color:rgba(0,174,227,.35);box-shadow:0 30px 60px -30px var(--glow)}
.card h3{color:var(--tx)}
.card .n{font-family:var(--mono);font-size:.72rem;color:var(--acc-bright);letter-spacing:.14em;margin-bottom:.9rem;display:block}
.card p{color:var(--tx-2);font-size:.95rem;margin-top:.55rem}
.card.fill{background:rgba(255,255,255,.05)}

/* Feature — SNP */
.feature{
  border:1px solid var(--line);border-radius:calc(var(--r-lg) + 6px);overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  display:grid;grid-template-columns:1.05fr .95fr;position:relative;
  box-shadow:0 50px 110px -50px rgba(0,0,0,.8), 0 40px 90px -50px var(--glow);
}
.feature-vis{position:relative;min-height:360px;overflow:hidden;background:#121215}
.feature-vis img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.feature-body{padding:clamp(1.8rem,3vw,2.8rem)}
.feature-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem;margin-top:var(--s3)}
.feature-stats div{border-top:2px solid rgba(0,174,227,.5);padding-top:.6rem}
.feature-stats b{display:block;font-family:var(--mono);font-size:1.05rem;letter-spacing:-.03em;color:var(--tx)}
.feature-stats span{font-size:.7rem;color:var(--tx-3)}
@media(max-width:900px){.feature{grid-template-columns:1fr}.feature-vis{min-height:230px}}

/* لقطة داخل إطار متصفح */
.shot{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);
  background:#121215;
  box-shadow:0 50px 110px -45px rgba(0,0,0,.85), 0 30px 90px -40px var(--glow);
}
.shot::before{
  content:"● ● ●";display:block;letter-spacing:.4em;font-size:.55rem;color:var(--tx-3);
  padding:.65rem 1.1rem;border-bottom:1px solid var(--line);background:rgba(255,255,255,.03);
  text-align:start
}
.shot img{display:block;width:100%;height:auto}
.shot figcaption{padding:.7rem 1.1rem;border-top:1px solid var(--line);color:var(--tx-3)}

/* ---------- 11. Lists & misc ---------- */
.chk{list-style:none;display:grid;gap:.85rem}
.chk li{position:relative;padding-inline-start:1.8rem;color:var(--tx-2);font-size:.97rem}
.chk li::before{
  content:"";position:absolute;inset-inline-start:0;top:.5em;width:15px;height:15px;
  border-radius:50%;background:var(--acc-soft);border:1px solid rgba(0,174,227,.5);
}
.chk li::after{
  content:"";position:absolute;inset-inline-start:4.5px;top:calc(.5em + 4.5px);
  width:6px;height:6px;border-radius:50%;background:var(--acc-bright)
}
.tl{border-inline-start:1.5px solid rgba(0,174,227,.3);padding-inline-start:1.9rem;display:grid;gap:2rem}
.tl-i{position:relative}
.tl-i::before{
  content:"";position:absolute;inset-inline-start:calc(-1.9rem - 6px);top:.55em;
  width:11px;height:11px;border-radius:50%;background:var(--paper);
  border:2px solid var(--acc-bright);box-shadow:0 0 12px var(--glow)
}
.tl-i time{font-family:var(--mono);font-size:.8rem;color:var(--acc-bright);letter-spacing:.06em}
.tag{
  display:inline-block;font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;
  border:1px solid var(--line);border-radius:100px;padding:.32rem .85rem;color:var(--tx-2);
  margin:.2rem .15rem;background:rgba(255,255,255,.03)
}
.quote{border-inline-start:3px solid var(--acc);padding-inline-start:1.5rem;font-size:clamp(1.1rem,2vw,1.35rem);line-height:1.8;font-weight:500}
.badge-note{font-family:var(--mono);font-size:.7rem;color:var(--tx-3);letter-spacing:.05em}
.pricing-tier{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:1.7rem 1.4rem;text-align:center;
  background:rgba(255,255,255,.03);transition:.3s var(--ease)
}
.pricing-tier:hover{transform:translateY(-4px);border-color:rgba(0,174,227,.35);box-shadow:0 26px 60px -30px var(--glow)}
.pricing-tier b{font-family:var(--mono);font-size:1.7rem;display:block;letter-spacing:-.03em;margin-block:.3rem;color:var(--tx)}
.pricing-tier span{font-size:.85rem;color:var(--tx-2)}
.step-num{
  font-family:var(--mono);font-weight:600;font-size:.8rem;color:var(--acc-ink);
  background:linear-gradient(135deg,var(--acc-bright),var(--acc));
  border-radius:50%;width:32px;height:32px;display:grid;place-items:center;margin-bottom:.9rem;
  box-shadow:0 8px 20px -8px var(--glow)
}

/* ---------- 12. Forms ---------- */
.field{display:grid;gap:.45rem;margin-bottom:1.1rem}
.field label{font-size:.86rem;font-weight:600;color:var(--tx)}
.field .hint{font-size:.76rem;color:var(--tx-3);font-weight:400}
.field input,.field select,.field textarea{
  width:100%;padding:.85rem 1.05rem;border:1px solid var(--line-2);border-radius:var(--r);
  background:rgba(255,255,255,.04);font-size:.95rem;transition:.18s;color:var(--tx)
}
.field select option{background:var(--paper-2);color:var(--tx)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--acc);box-shadow:0 0 0 3px rgba(0,174,227,.18);background:rgba(255,255,255,.06)
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.inline-form{display:flex;gap:.6rem;flex-wrap:wrap;max-width:540px}
.inline-form input{
  flex:1;min-width:210px;padding:.9rem 1.1rem;border-radius:var(--r);
  border:1px solid var(--line-2);background:rgba(255,255,255,.05);color:var(--tx)
}
.inline-form input:focus{outline:0;border-color:var(--acc);box-shadow:0 0 0 3px rgba(0,174,227,.18)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 1.1rem}
@media(max-width:700px){.form-grid{grid-template-columns:1fr}}
.form-note{font-size:.78rem;color:var(--tx-3);margin-top:.8rem;line-height:1.8}
.alert{border-radius:var(--r);padding:1rem 1.3rem;font-size:.95rem;margin-bottom:1.6rem;border:1px solid}
.alert.ok{background:rgba(0,174,227,.08);color:var(--acc-bright);border-color:rgba(0,174,227,.35)}
.alert.err{background:rgba(255,90,90,.08);color:#FF9B9B;border-color:rgba(255,90,90,.3)}
.msg{border-radius:var(--r);padding:.85rem 1.1rem;font-size:.9rem;margin-top:.9rem;display:none}
.msg.ok{display:block;background:rgba(0,174,227,.08);color:var(--acc-bright);border:1px solid rgba(0,174,227,.35)}
.msg.err{display:block;background:rgba(255,90,90,.08);color:#FF9B9B;border:1px solid rgba(255,90,90,.3)}

/* ---------- 13. FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  padding:1.25rem 0;cursor:pointer;font-weight:600;font-size:1rem;color:var(--tx);
  list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:1.35rem;color:var(--acc-bright);transition:.25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding-bottom:1.35rem;color:var(--tx-2);font-size:.96rem}

/* ---------- 14. Progress & sticky ---------- */
.progress{position:fixed;top:0;right:0;height:2.5px;background:linear-gradient(90deg,var(--acc-bright),var(--acc));z-index:70;width:0}
.sticky-cta{
  position:fixed;inset:auto 0 0 0;z-index:55;
  background:rgba(8,8,10,.92);backdrop-filter:blur(14px);border-top:1px solid var(--line);
  padding:.8rem clamp(1rem,4vw,2rem);display:none;align-items:center;justify-content:space-between;
  gap:1rem;transform:translateY(110%);transition:.3s var(--ease)
}
.sticky-cta.on{transform:translateY(0)}
.sticky-cta span{font-size:.85rem;color:var(--tx-2)}
@media(max-width:820px){.sticky-cta{display:flex}}

/* ---------- 15. Footer ---------- */
.foot{background:#050507;border-top:1px solid var(--line);color:var(--tx-2);padding-block:var(--s6) var(--s4);position:relative;overflow:hidden}
.foot::before{
  content:"";position:absolute;inset:auto -10% -60% -10%;height:120%;pointer-events:none;
  background:radial-gradient(50% 50% at 50% 100%, rgba(0,174,227,.06), transparent 70%);
}
.foot a{color:var(--tx-2);transition:color .18s}
.foot a:hover{color:var(--tx)}
.foot .logo{color:var(--tx)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:var(--s4);position:relative}
.foot h4{font-size:.74rem;font-family:var(--mono);letter-spacing:.15em;text-transform:uppercase;color:var(--tx);margin-bottom:1rem}
.foot ul{list-style:none;display:grid;gap:.6rem;font-size:.92rem}
.foot-bar{
  margin-top:var(--s5);padding-top:var(--s3);border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.78rem;color:var(--tx-3);position:relative
}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr}}

/* ---------- 16. Reveal ---------- */
.rv{opacity:0;transform:translateY(20px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
}

/* ---------- 17. A11y ---------- */
.skip{position:absolute;inset-inline-start:-9999px;top:0;background:var(--acc);color:var(--acc-ink);padding:.7rem 1.2rem;z-index:100;border-radius:0 0 8px 8px;font-weight:700}
.skip:focus{inset-inline-start:0}
:focus-visible{outline:2px solid var(--acc-bright);outline-offset:3px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}