:root{
  --navy:#001F3F; --navy-900:#00152c; --navy-800:#012b52; --navy-panel:#062f57;
  --gold:#C5A059; --gold-ink:#6f5626; --gold-tint:rgba(197,160,89,.12);
  --white:#FFFFFF; --paper:#F6F5F2; --paper-2:#EFEDE7;
  --grey-100:#E5E5E5; --line:#DAD7CF; --line-dark:rgba(255,255,255,.14);
  --ink:#16232F; --muted:#5C6B7A; --muted-navy:rgba(255,255,255,.72);
  --green:#3AAE8C;
  --fs-body:1rem; --lh-body:1.7;
  --maxw:1180px; --pad:clamp(20px,5vw,44px);
  --sp:clamp(64px,10vw,116px);
  --radius:14px;
  --font-en:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --font-fa:'Vazirmatn','Tahoma','Segoe UI',Tahoma,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--navy);color:var(--ink);
  font-family:var(--font-en);font-size:var(--fs-body);line-height:var(--lh-body);
  font-weight:400;-webkit-font-smoothing:antialiased;
}
html[lang="fa"] body{font-family:var(--font-fa);line-height:1.9}
html[lang="fa"] .eyebrow{letter-spacing:.06em;font-weight:600}
img{max-width:100%;display:block}
h1,h2,h3{font-weight:700;line-height:1.12;letter-spacing:-.02em;margin:0}
html[lang="fa"] h1,html[lang="fa"] h2,html[lang="fa"] h3{letter-spacing:0;line-height:1.4}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:3px}

/* bilingual toggle */
.lang--fa{display:none}
html[lang="fa"] .lang--en{display:none}
html[lang="fa"] .lang--fa{display:revert}

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}
.skip{position:fixed;inset-block-start:-64px;inset-inline-start:12px;background:var(--gold);color:var(--navy);padding:10px 16px;z-index:200;font-weight:600;border-radius:0 0 6px 6px;transition:inset-block-start .16s ease}
.skip:focus{inset-block-start:0}
@media (prefers-reduced-motion:reduce){.skip{transition:none}}

/* eyebrow + rule */
.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-size:.72rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;
  color:var(--navy);margin:0 0 18px;
}
.eyebrow::before{content:"";width:30px;height:2px;background:var(--gold);flex:none}
.on-navy .eyebrow{color:var(--gold)}
.rule{display:flex;align-items:center;height:1px;background:var(--line);margin-block:14px 40px}
.on-navy .rule{background:var(--line-dark)}
.rule::after{content:"";width:64px;height:1px;background:var(--gold);margin-inline-start:auto}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;
  font-weight:600;font-size:.95rem;text-decoration:none;cursor:pointer;
  border:1.5px solid transparent;transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
}
@media (prefers-reduced-motion:reduce){.btn{transition:none}}
.btn--gold{background:var(--gold);color:var(--navy);border-color:var(--gold)}
.btn--gold:hover{background:#d4b26f;border-color:#d4b26f}
.btn--ghost{background:transparent;color:var(--white);border-color:rgba(255,255,255,.4)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn--ghost-dark{background:transparent;color:var(--navy);border-color:rgba(0,31,63,.28)}
.btn--ghost-dark:hover{border-color:var(--gold);color:var(--gold-ink)}
.btn:active{transform:translateY(1px)}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(0,31,63,.86);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:background-color .2s,border-color .2s}
.site-header.scrolled{background:rgba(0,20,42,.96);border-bottom-color:var(--line-dark)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:66px}
.brand{display:flex;align-items:center;text-decoration:none;color:var(--white);flex:none}
.brand-logo{height:44px;width:auto;display:block}
@media (max-width:700px){.brand-logo{height:38px}}
.site-nav{display:flex;align-items:center;gap:26px;margin-inline-start:auto}
.site-nav>a{color:var(--muted-navy);text-decoration:none;font-size:.92rem;font-weight:500;padding:6px 0;transition:color .15s}
.site-nav>a:hover{color:var(--white)}
.lang-switch{display:flex;border:1px solid rgba(255,255,255,.24);border-radius:999px;overflow:hidden}
.lang-switch button{
  min-width:42px;min-height:34px;padding:0 10px;background:transparent;border:0;cursor:pointer;
  color:var(--muted-navy);font-weight:600;font-size:.82rem;font-family:var(--font-en);
}
.lang-switch button[aria-pressed="true"]{background:var(--gold);color:var(--navy)}
.lang-switch button:last-child{font-family:var(--font-fa)}
.header-cta{min-height:40px;padding:0 18px;font-size:.9rem}
.nav-toggle{display:none;margin-inline-start:auto;width:44px;height:44px;background:transparent;border:1px solid rgba(255,255,255,.28);border-radius:10px;cursor:pointer;color:#fff;align-items:center;justify-content:center}
.nav-toggle svg{width:22px;height:22px}

@media (max-width:960px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;inset:66px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--navy-900);border-bottom:1px solid var(--line-dark);
    padding:8px var(--pad) 22px;margin:0;
    transform:translateY(-115%);transition:transform .28s ease;max-height:calc(100vh - 66px);overflow:auto;
    visibility:hidden;pointer-events:none;
  }
  .site-nav[data-open="1"]{transform:translateY(0);visibility:visible;pointer-events:auto}
  .site-nav>a{padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:1rem}
  .lang-switch{align-self:flex-start;margin-top:16px}
  .header-cta{margin-top:16px;align-self:flex-start}
}
@media (prefers-reduced-motion:reduce){.site-nav{transition:none}}

/* sections */
main section{background:var(--paper)}
.sec{padding-block:var(--sp)}
.sec--navy,.on-navy{background:var(--navy);color:var(--white)}
.sec--navy .lead,.on-navy .lead{color:var(--muted-navy)}
.sec-head{max-width:640px}
.sec-head h2{font-size:clamp(1.2rem,2.4vw,1.8rem)}
.contact-grid h2{font-size:clamp(1.2rem,2.4vw,1.8rem)}
.lead{font-size:.8rem;line-height:1.6;color:var(--muted);margin-top:14px}
html[lang="fa"] .lead{line-height:1.8}

/* HERO */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden;isolation:isolate;
  min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center}
.hero-canvas{position:absolute;inset:-44px 0 0 0;width:100%;height:calc(100% + 88px);display:block;z-index:-3;pointer-events:none}
.hero-art{position:absolute;inset-block:0;margin-block:auto;inset-inline-end:-3vw;
  width:min(46vw,600px);height:auto;z-index:-2;opacity:.6;mix-blend-mode:screen;pointer-events:none;
  -webkit-mask-image:radial-gradient(120% 120% at 52% 50%,#000 30%,rgba(0,0,0,.4) 60%,transparent 84%);
          mask-image:radial-gradient(120% 120% at 52% 50%,#000 30%,rgba(0,0,0,.4) 60%,transparent 84%)}
@media (max-width:1000px){.hero-art{display:none}}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(120% 76% at 82% 2%,rgba(197,160,89,.13),transparent 55%),
             radial-gradient(90% 60% at 0% 100%,rgba(6,47,87,.5),transparent 62%),
             linear-gradient(180deg,rgba(0,31,63,.2) 0%,rgba(0,31,63,.46) 60%,rgba(0,20,42,.94) 100%);}
.hero-ring{position:absolute;inset-block-start:-88px;inset-inline-end:-66px;width:330px;height:330px;color:rgba(197,160,89,.08);z-index:-4;pointer-events:none}
.hero-ring svg{width:100%;height:100%}
@media (max-width:700px){.hero-ring{width:200px;height:200px;inset-block-start:-52px;inset-inline-end:-52px;color:rgba(197,160,89,.06)}}
.hero-inner{max-width:var(--maxw);width:100%;margin:0 auto;
  padding:74px var(--pad) clamp(24px,5vh,48px);will-change:opacity,transform}
.hero-eyebrow{color:var(--gold);letter-spacing:.22em}
.hero h1{font-size:clamp(1.6rem,3.6vw,2.6rem);max-width:20ch;line-height:1.12}
.hero h1 .accent{color:var(--gold)}
.hero-sub{margin-top:clamp(14px,2.2vh,22px);max-width:52ch;font-size:clamp(.95rem,1.5vw,1.06rem);line-height:1.55;color:rgba(255,255,255,.82)}
html[lang="fa"] .hero-sub{line-height:1.9}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(18px,3vh,30px)}
.hero-lockup{display:flex;align-items:baseline;gap:14px;margin-top:clamp(20px,3.4vh,38px);flex-wrap:wrap}
.hero-lockup .tag-en{font-size:clamp(.95rem,1.4vw,1.12rem);font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#fff}
.hero-lockup .tag-fa{font-size:clamp(.92rem,1.4vw,1.05rem);font-weight:600;color:var(--gold);font-family:var(--font-fa)}
.hero-lockup .bar{width:38px;height:2px;background:var(--gold)}
/* English version of the site: show only "MANAGE SMARTER", no Persian tagline
   or separator bar. The Persian span stays in the markup so the FA version
   (html[lang="fa"]) is completely unaffected — it still shows both. */
html[lang="en"] .hero-lockup .tag-fa,
html[lang="en"] .hero-lockup .bar{display:none}
@media (max-height:640px){
  .hero h1{font-size:clamp(1.35rem,5.4vw,1.7rem)}
  .hero-sub{font-size:.9rem;line-height:1.45;margin-top:12px}
  .hero-cta{margin-top:16px}
  .hero-lockup{margin-top:14px;gap:10px}
  .hero-inner{padding-top:68px}
}
@media (prefers-reduced-motion:reduce){
  .hero-canvas{transform:none!important}
  .hero-inner{opacity:1!important;transform:none!important}
}

/* HERO -> FOCUS seam
   Quiet breathing room under the hero. Carries the same navy as the band
   below so the two read as one surface, marked by a gold hairline that
   fades out at both ends and the diamond from the logo lockup. Symmetric,
   so RTL needs no special case. Decorative — aria-hidden in the markup. */
.hero-seam{
  /* The hero's bottom-left glow is a radial anchored at its bottom-left corner
     with a 60vh vertical radius. Re-anchoring the same glow at this element's
     top-left continues it instead of cutting it off, so the two surfaces meet
     with no visible step. 430% ~= 60vh / (2 x 7vh), i.e. that radius expressed
     against this element's own height. */
  background:
    radial-gradient(90% 430% at 0% 0%,rgba(6,47,87,.5),transparent 62%),
    var(--navy-900);
  padding-block:clamp(44px,7vh,84px);
  display:flex;align-items:center;justify-content:center;
}
.hero-seam-rule{
  position:relative;display:block;height:1px;width:min(360px,54vw);
  background:linear-gradient(90deg,
    transparent,
    rgba(246,245,242,.16) 18%,
    rgba(197,160,89,.6) 42%,
    rgba(197,160,89,.6) 58%,
    rgba(246,245,242,.16) 82%,
    transparent);
}
.hero-seam-rule::after{
  content:"";position:absolute;inset-block-start:-3.5px;inset-inline-start:calc(50% - 4px);
  width:8px;height:8px;background:var(--gold);transform:rotate(45deg);
  box-shadow:0 0 0 4px var(--navy-900);
}
@media (max-width:700px){
  .hero-seam{padding-block:clamp(36px,6vh,58px)}
  .hero-seam-rule{width:min(220px,62vw)}
}

/* FOCUS band */
.focus-band{background:var(--navy-900);color:#fff;border-block:1px solid var(--line-dark)}
.focus-inner{padding-block:clamp(38px,6vw,58px)}
.focus-h{color:var(--gold);margin-block-end:26px}
.focus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.focus{border-block-start:2px solid var(--gold);padding-block-start:18px}
.focus h3{font-size:1.08rem;color:#fff}
.focus p{margin-top:10px;font-size:.92rem;color:var(--muted-navy)}
@media (max-width:820px){.focus-grid{grid-template-columns:1fr;gap:24px}}

/* SERVICES */
.card{
  position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px 28px;overflow:hidden;
}
.card::after{content:"";position:absolute;inset-block:0;inset-inline-end:0;width:3px;background:var(--gold)}
.card--data::after{background:var(--green)}
.card-num,.step-num,.principle-num{font-weight:700;color:rgba(0,31,63,.13);font-size:1.5rem;letter-spacing:.02em}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
.svc h3{font-size:1.14rem;margin-top:14px;letter-spacing:-.01em}
.svc-ic{display:inline-flex;color:var(--navy)}
.svc-ic svg{width:30px;height:30px}
.card--data .svc-ic{color:var(--green)}
.svc-desc{margin-top:10px;color:var(--muted)}
.svc-out{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:.9rem;font-weight:500;color:var(--ink)}
@media (max-width:900px){.grid-3{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.grid-3{grid-template-columns:1fr}}

/* BEFORE / AFTER */
.ba-wrap{margin-top:10px;border:1px solid var(--line-dark);border-radius:var(--radius);overflow:hidden}
.ba-row{display:grid;grid-template-columns:1fr 56px 1fr;align-items:center;gap:8px;padding:20px clamp(16px,3vw,30px);border-bottom:1px solid var(--line-dark)}
.ba-row:last-child{border-bottom:0}
.ba-before{color:rgba(255,255,255,.6);text-align:end}
.ba-arrow{color:var(--gold);text-align:center;font-size:1.2rem}
.ba-after{color:#fff;font-weight:600}
.ba-after .lang--fa,.ba-after .lang--en{border-inline-start:2px solid var(--green);padding-inline-start:12px}
html[dir="rtl"] .ba-before{text-align:start}
@media (max-width:640px){
  .ba-row{grid-template-columns:1fr;gap:6px;text-align:start}
  .ba-before{text-align:start}
  .ba-arrow{display:none}
  .ba-after .lang--fa,.ba-after .lang--en{border-inline-start:2px solid var(--green)}
}

/* METHOD */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:6px}
.step{padding-top:22px;border-top:2px solid var(--gold)}
.step h3{font-size:1.2rem;margin-top:14px}
.step p{margin-top:10px;color:var(--muted)}
.step-num{font-size:1.6rem}
@media (max-width:820px){.steps{grid-template-columns:1fr}}

/* WHO */
.who-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:start}
.who-list{list-style:none;margin:0;padding:0;display:grid;gap:18px}
.who-list li{display:flex;gap:14px;align-items:flex-start;line-height:1.55}
html[lang="fa"] .who-list li{line-height:1.9}
.who-mark{color:var(--gold);flex:none;font-size:.7rem;margin-top:.5em}
.who-not{margin-top:26px;padding:20px 22px;background:var(--paper-2);border-radius:12px;font-size:.92rem;color:var(--muted)}
.who-not strong{color:var(--ink);display:block;margin-bottom:6px;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase}
@media (max-width:820px){.who-grid{grid-template-columns:1fr}}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,60px);align-items:center}
.about-photo{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-dark);margin:0}
.about-photo img{width:100%;aspect-ratio:4/4.5;object-fit:cover;object-position:center 15%;display:block}
.about-photo figcaption{position:absolute;inset-inline:0;inset-block-end:0;padding:18px 18px 16px;background:linear-gradient(0deg,rgba(0,20,42,.94),transparent);font-size:.86rem;color:var(--muted-navy)}
.about-photo figcaption strong{display:block;color:#fff;font-size:1rem;letter-spacing:.02em}
.about-body h2{font-size:clamp(1.2rem,2.4vw,1.8rem)}
.about-body p+p{margin-top:16px}
.traits{display:grid;gap:18px;margin-top:28px}
.trait{padding-inline-start:16px;border-inline-start:2px solid var(--gold)}
.trait h3{font-size:1rem;letter-spacing:.04em;text-transform:uppercase;color:var(--gold)}
.trait p{margin-top:6px;color:var(--muted-navy)}
@media (max-width:820px){.about-grid{grid-template-columns:1fr}.about-photo{max-width:420px}}

/* PRINCIPLES */
.principles{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:8px}
.principle{margin:0;position:relative;padding:26px 26px 26px 28px;background:var(--navy-800);border-radius:var(--radius);border:1px solid var(--line-dark)}
.principle::before{content:"";position:absolute;inset-block:18px auto;inset-inline-start:0;width:3px;height:34px;background:var(--gold)}
.principle p{font-size:1.12rem;font-weight:600;line-height:1.45;color:#fff}
html[lang="fa"] .principle p{line-height:1.85}
.principle-num{position:absolute;inset-block-start:16px;inset-inline-end:20px;font-size:1.1rem;color:rgba(255,255,255,.16)}
.principle:first-child{grid-column:1/-1}
.principle:first-child p{font-size:clamp(1.3rem,2.6vw,1.7rem)}
@media (max-width:760px){.principles{grid-template-columns:1fr}.principle:first-child{grid-column:auto}}

/* DATA */
.dpts{display:grid;grid-template-columns:1fr 1fr;gap:22px 40px;margin-top:8px}
.dpt{display:flex;gap:16px;align-items:flex-start}
.dpt-ic{color:var(--navy);flex:none}
.dpt-ic svg{width:26px;height:26px}
.dpt strong{display:block;font-weight:600}
.dpt-sub{display:block;color:var(--muted);margin-top:4px;font-size:.94rem}
@media (max-width:760px){.dpts{grid-template-columns:1fr}}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,64px);align-items:start}
.contact-form{display:grid;gap:16px}
.hp{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.form-status{font-size:.9rem;margin-top:2px;padding:10px 12px;border-radius:8px;border:1px solid transparent}
.form-status--pending{color:var(--muted-navy)}
.form-status--ok{color:#dff3ea;background:rgba(58,174,140,.14);border-color:rgba(58,174,140,.45)}
.form-status--err{color:#ffe2e2;background:rgba(224,90,90,.12);border-color:rgba(224,90,90,.42)}
.field{display:grid;gap:7px}
.field label{font-size:.84rem;font-weight:600;letter-spacing:.02em;color:#fff}
.field input,.field textarea{
  font:inherit;color:#fff;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.22);border-radius:10px;padding:12px 14px;min-height:46px;
}
.field textarea{min-height:120px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.4)}
.field input:focus,.field textarea:focus{outline:2px solid var(--gold);outline-offset:1px;border-color:var(--gold)}
.contact-aside{display:grid;gap:18px;align-content:start}
.contact-aside .rule{margin-block:4px 18px}
.cx{display:flex;gap:13px;align-items:center;text-decoration:none;color:var(--muted-navy)}
.cx:hover{color:#fff}
.cx svg{width:22px;height:22px;color:var(--gold);flex:none}
.contact-note{font-size:.82rem;color:rgba(255,255,255,.5);margin-top:8px}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}

/* FOOTER */
.foot{background:var(--navy-900);color:var(--muted-navy);padding-block:56px 30px;border-top:1px solid var(--line-dark)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.foot-logo{max-width:190px;opacity:.96}
.foot p{font-size:.9rem;margin-top:14px;max-width:34ch}
.foot h4{color:#fff;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;margin:0 0 14px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.foot ul a{color:var(--muted-navy);text-decoration:none;font-size:.9rem}
.foot ul a:hover{color:#fff}
.foot-bottom{margin-top:40px;padding-top:18px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.8rem}
@media (max-width:760px){.foot-top{grid-template-columns:1fr 1fr}.foot-logo{grid-column:1/-1}}
@media (max-width:460px){.foot-top{grid-template-columns:1fr}}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

section[id]{scroll-margin-top:84px}