/* ============================================================
   SIRAT Defence Solutions — Site styles
   Palette: #0D0D0D #1A1A1A #444444 #F5F5F5 #FFFFFF #CCCCCC
   Type:   Georgia (display serif) / Helvetica-Arial (body)
   ============================================================ */

:root{
  --black:#0D0D0D;
  --dark:#1A1A1A;
  --mid:#444444;
  --light:#F5F5F5;
  --white:#FFFFFF;
  --silver:#CCCCCC;

  --ink:#0D0D0D;          /* text on light surfaces */
  --ink-soft:#3a3a3a;
  --hair:rgba(204,204,204,.22);     /* hairline on dark */
  --hair-d:rgba(13,13,13,.14);      /* hairline on light */

  --serif:Georgia,"Times New Roman",serif;
  --sans:"Helvetica Neue",Helvetica,Arial,"Segoe UI",sans-serif;

  --wrap:1240px;
  --gut:clamp(20px,5vw,72px);
  --header-h:74px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--sans);
  background:var(--black);
  color:var(--white);
  font-size:17px;
  line-height:1.7;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
::selection{background:var(--white);color:var(--black);}

/* ---------- language visibility ---------- */
html[data-lang="tr"] [lang="en"]{display:none !important;}
html[data-lang="en"] [lang="tr"]{display:none !important;}

/* ---------- layout ---------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gut);}
.wrap-narrow{max-width:880px;margin:0 auto;padding-inline:var(--gut);}
.section{padding-block:clamp(64px,9vw,128px);position:relative;overflow:hidden;}
.section-tight{padding-block:clamp(48px,6vw,80px);}

.s-black{background:var(--black);color:var(--white);}
.s-dark{background:var(--dark);color:var(--white);}
.s-light{background:var(--light);color:var(--ink);}
.s-white{background:var(--white);color:var(--ink);}

/* ---------- type ---------- */
.eyebrow{
  font-family:var(--sans);
  font-size:12px;
  font-weight:600;
  letter-spacing:.34em;
  text-transform:uppercase;
  color:var(--silver);
  display:flex;align-items:center;gap:14px;
  margin:0 0 26px;
}
.s-light .eyebrow{color:var(--mid);}
.eyebrow::before{content:"";width:34px;height:1px;background:currentColor;opacity:.6;display:inline-block;}
.eyebrow.no-rule::before{display:none;}

.display{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(2.5rem,6.2vw,5.1rem);
  line-height:1.02;
  letter-spacing:-.012em;
  margin:0;
}
h1,h2,h3,h4{font-weight:400;margin:0;}
.h2{
  font-family:var(--serif);
  font-size:clamp(1.9rem,3.6vw,3rem);
  line-height:1.1;
  letter-spacing:-.01em;
  margin:0;
}
.h3{
  font-family:var(--serif);
  font-size:clamp(1.35rem,2vw,1.7rem);
  line-height:1.18;
  margin:0;
}
.kicker{
  font-family:var(--sans);
  font-weight:600;
  font-size:1.0625rem;
  letter-spacing:.01em;
}
.lead{
  font-size:clamp(1.15rem,1.7vw,1.4rem);
  line-height:1.55;
  color:var(--silver);
  font-weight:300;
  max-width:42ch;
}
.s-light .lead{color:var(--ink-soft);}
.body-lg{font-size:1.13rem;line-height:1.75;}
.muted{color:var(--silver);}
.s-light .muted{color:var(--mid);}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}

.index-tag{
  font-family:var(--sans);
  font-size:13px;font-weight:600;letter-spacing:.18em;
  color:var(--silver);
}
.s-light .index-tag{color:var(--mid);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--sans);font-size:14px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;
  padding:16px 30px;border:1px solid transparent;cursor:pointer;
  transition:background .25s,color .25s,border-color .25s,transform .25s;
  background:none;
}
.btn .arw{transition:transform .25s;}
.btn:hover .arw{transform:translateX(5px);}
.btn-primary{background:var(--white);color:var(--black);border-color:var(--white);}
.btn-primary:hover{background:var(--silver);border-color:var(--silver);}
.btn-ghost{border-color:var(--hair);color:var(--white);}
.btn-ghost:hover{border-color:var(--white);}
.s-light .btn-ghost{border-color:var(--hair-d);color:var(--ink);}
.s-light .btn-ghost:hover{border-color:var(--ink);}
.btn-dark{background:var(--black);color:var(--white);border-color:var(--black);}
.btn-dark:hover{background:var(--mid);border-color:var(--mid);}
.btn-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:38px;}

/* ---------- hairline ---------- */
.hr{height:1px;background:var(--hair);border:0;margin:0;}
.s-light .hr{background:var(--hair-d);}

/* ---------- bridge motif ---------- */
.motif{display:inline-block;color:var(--silver);}
.motif svg{display:block;width:100%;height:100%;}
.watermark{
  position:absolute;pointer-events:none;color:var(--white);
  opacity:.045;z-index:0;
}
.s-light .watermark{color:var(--ink);opacity:.05;}
.section > .wrap,.section > .wrap-narrow{position:relative;z-index:1;}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--header-h);
  background:rgba(13,13,13,.86);
  backdrop-filter:saturate(140%) blur(10px);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--hair);
  transition:background .3s,border-color .3s;
}
.site-header .bar{
  height:100%;max-width:var(--wrap);margin:0 auto;padding-inline:var(--gut);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;height:100%;}
.brand img{height:30px;width:auto;}
.nav{display:flex;align-items:center;gap:clamp(18px,2vw,34px);}
.nav a{
  font-family:var(--sans);font-size:13.5px;font-weight:500;
  letter-spacing:.02em;color:var(--silver);
  padding:6px 0;position:relative;white-space:nowrap;transition:color .2s;
}
.nav a:hover{color:var(--white);}
.nav a.active{color:var(--white);}
.nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--white);
}
.lang{
  display:flex;align-items:center;gap:2px;
  font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.06em;
  margin-left:6px;
}
.lang button{
  background:none;border:0;cursor:pointer;color:var(--mid);
  padding:4px 6px;font:inherit;transition:color .2s;letter-spacing:.06em;
}
.lang button.on{color:var(--white);}
.lang button:hover{color:var(--silver);}
.lang .sep{color:var(--mid);opacity:.6;}

.menu-btn{display:none;background:none;border:0;cursor:pointer;width:34px;height:34px;padding:0;}
.menu-btn span{display:block;width:24px;height:1.5px;background:var(--white);margin:5px auto;transition:.3s;}
body.nav-open .menu-btn span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
body.nav-open .menu-btn span:nth-child(2){opacity:0;}
body.nav-open .menu-btn span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

/* ---------- HERO offset ---------- */
.has-fixed-header{padding-top:var(--header-h);}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  min-height:calc(100svh - var(--header-h));
  display:flex;align-items:center;
  position:relative;overflow:hidden;
  background:var(--black);
  padding-block:clamp(60px,10vh,120px);
}
.hero .display{max-width:16ch;}
.hero > .wrap{position:relative;z-index:2;}
.hero .lead{margin-top:30px;max-width:50ch;}
.hero-grid{position:absolute;inset:0;opacity:.5;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--hair) 1px,transparent 1px),linear-gradient(90deg,var(--hair) 1px,transparent 1px);
  background-size:88px 88px;mask-image:radial-gradient(120% 90% at 75% 30%,#000 25%,transparent 78%);
  -webkit-mask-image:radial-gradient(120% 90% at 75% 30%,#000 25%,transparent 78%);
}

/* page hero (interior) */
.page-hero{padding-block:clamp(96px,14vh,180px) clamp(48px,7vw,90px);position:relative;overflow:hidden;}
.page-hero .display{max-width:18ch;}

/* ============================================================
   GRIDS & CARDS
   ============================================================ */
.grid{display:grid;gap:clamp(16px,2vw,28px);}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--hair);}
.stat{padding:40px 30px 36px 0;border-right:1px solid var(--hair);}
.stat:last-child{border-right:0;}
.stat .num{font-family:var(--serif);font-size:clamp(2.4rem,4vw,3.6rem);line-height:1;letter-spacing:-.02em;}
.stat .lbl{margin-top:16px;color:var(--silver);font-size:14.5px;line-height:1.45;max-width:24ch;}

/* service / value cards */
.card{
  background:var(--dark);
  border:1px solid var(--hair);
  padding:38px 34px;
  display:flex;flex-direction:column;gap:16px;
  transition:border-color .3s,transform .3s,background .3s;
  height:100%;
}
.s-light .card{background:var(--white);border-color:var(--hair-d);}
.card:hover{border-color:var(--silver);transform:translateY(-4px);}
.s-light .card:hover{border-color:var(--mid);}
.card .num-mark{font-family:var(--serif);font-size:1.5rem;color:var(--silver);}
.s-light .card .num-mark{color:var(--mid);}
.card .h3{margin-bottom:2px;}
.card p{color:var(--silver);font-size:15.5px;line-height:1.6;}
.s-light .card p{color:var(--ink-soft);}

/* link card variant */
a.card{cursor:pointer;}
a.card .more{margin-top:auto;font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--silver);display:flex;align-items:center;gap:8px;padding-top:8px;}
a.card:hover .more{color:var(--white);}
.s-light a.card:hover .more{color:var(--ink);}

/* feature list (why us / values) */
.feat{display:flex;flex-direction:column;gap:14px;padding-top:30px;border-top:1px solid var(--hair);}
.s-light .feat{border-top-color:var(--hair-d);}
.feat .ft-title{font-family:var(--serif);font-size:1.5rem;line-height:1.15;}
.feat p{color:var(--silver);font-size:15.5px;}
.s-light .feat p{color:var(--ink-soft);}

/* split layouts */
.split{display:grid;grid-template-columns:0.85fr 1.15fr;gap:clamp(34px,6vw,90px);align-items:start;}
.split-even{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,6vw,80px);align-items:center;}

/* big service blocks */
.svc{display:grid;grid-template-columns:auto 1fr;gap:clamp(28px,5vw,64px);padding-block:clamp(44px,5vw,68px);border-top:1px solid var(--hair);align-items:start;}
.s-light .svc{border-top-color:var(--hair-d);}
.svc .svc-no{font-family:var(--serif);font-size:clamp(2.2rem,4vw,3.4rem);color:var(--silver);line-height:.9;}
.s-light .svc .svc-no{color:var(--mid);}
.svc .svc-body{max-width:60ch;}
.svc .svc-body .h3{margin-bottom:18px;}
.svc .svc-body p{color:var(--silver);}
.s-light .svc .svc-body p{color:var(--ink-soft);}
.forwhom{
  margin-top:22px;display:inline-flex;gap:12px;align-items:baseline;
  font-size:14px;color:var(--silver);border-top:1px solid var(--hair);padding-top:18px;
}
.s-light .forwhom{color:var(--mid);border-top-color:var(--hair-d);}
.forwhom b{font-weight:600;letter-spacing:.1em;text-transform:uppercase;font-size:11.5px;color:var(--white);white-space:nowrap;}
.s-light .forwhom b{color:var(--ink);}

/* sub-list inside a service (Türkiye market entry / third country) */
.sublist{display:grid;gap:18px;margin-top:8px;}
.sublist .item{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:baseline;}
.sublist .item .dot{width:7px;height:7px;background:var(--silver);margin-top:9px;}
.sublist .item .it-t{font-weight:600;color:var(--white);}
.s-light .sublist .item .it-t{color:var(--ink);}

/* markets */
.market{display:grid;grid-template-columns:0.5fr 1fr;gap:clamp(24px,4vw,60px);padding-block:clamp(40px,4.5vw,60px);border-top:1px solid var(--hair);align-items:start;}
.s-light .market{border-top-color:var(--hair-d);}
.market .reg{font-family:var(--serif);font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.1;}
.market .reg small{display:block;font-family:var(--sans);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--silver);margin-top:10px;font-weight:600;}
.s-light .market .reg small{color:var(--mid);}
.market p{color:var(--silver);max-width:62ch;}
.s-light .market p{color:var(--ink-soft);}

/* pricing packages */
.pkgs{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,24px);align-items:stretch;}
.pkg{background:var(--dark);border:1px solid var(--hair);padding:40px 34px;display:flex;flex-direction:column;gap:20px;transition:border-color .3s,transform .3s;color:var(--white);}
.pkg:hover{border-color:var(--silver);transform:translateY(-4px);}
.pkg.feature{background:#202020;border-color:var(--silver);}
.pkg .tier{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--silver);}
.pkg .pname{font-family:var(--serif);font-size:1.9rem;line-height:1;color:var(--white);}
.pkg .ribbon{align-self:flex-start;font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;background:var(--white);color:var(--black);padding:5px 12px;}
.pkg p{color:var(--silver);font-size:15.5px;line-height:1.6;}
.pkg .incl{font-size:13px;letter-spacing:.06em;color:var(--silver);border-top:1px solid var(--hair);padding-top:18px;margin-top:auto;}
.pkg .incl b{color:var(--white);font-weight:600;}
.pkg-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:13px;}
.pkg-list li{position:relative;padding-left:24px;font-size:15.5px;line-height:1.45;color:var(--silver);}
.pkg-list li::before{content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border:1.5px solid var(--silver);transform:rotate(45deg);}
.pkg.feature .pkg-list li{color:#e8e8e8;}
.pkg.feature .pkg-list li::before{border-color:var(--white);}
.pkg-price{font-size:13px;letter-spacing:.04em;color:var(--silver);border-top:1px solid var(--hair);padding-top:18px;margin-top:auto;}

/* about — story decorative bridge mark */
.story-mark{margin:60px auto 20px;width:min(100%,400px);aspect-ratio:1/.86;color:var(--ink);opacity:.08;}
.story-mark svg{width:100%;height:100%;}
@media (max-width:860px){.story-mark{display:none;}}

/* ============================================================
   CONTACT
   ============================================================ */
.form{display:grid;gap:22px;}
.field{display:flex;flex-direction:column;gap:9px;}
.field label{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--silver);}
.field input,.field textarea,.field select{
  background:transparent;border:0;border-bottom:1px solid var(--hair);
  color:var(--white);font:inherit;font-size:16px;padding:12px 2px;width:100%;
  transition:border-color .25s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-bottom-color:var(--white);}
.field textarea{resize:vertical;min-height:120px;}
.field select option{background:var(--dark);color:var(--white);}
.field input::placeholder,.field textarea::placeholder{color:var(--mid);}
.contact-info dt{font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--silver);margin-bottom:6px;}
.contact-info dd{margin:0 0 26px;font-size:1.05rem;}
.privacy-note{font-size:13.5px;color:var(--mid);display:flex;gap:12px;align-items:flex-start;margin-top:8px;}
.privacy-note .motif{flex:0 0 18px;height:18px;margin-top:1px;}
.form-ok{display:none;border:1px solid var(--silver);padding:18px 22px;color:var(--white);font-size:15px;}
.form-ok.show{display:block;}
.form-err{display:none;border:1px solid #9a6a6a;padding:18px 22px;color:#e0b4b4;font-size:15px;}
.form-err.show{display:block;}

/* ============================================================
   SLOGAN BAND
   ============================================================ */
.slogan-band{padding-block:clamp(70px,9vw,120px);text-align:center;position:relative;overflow:hidden;}
.slogan{font-family:var(--sans);font-weight:300;font-size:clamp(1.1rem,2.4vw,2rem);letter-spacing:.34em;text-transform:uppercase;}
.slogan .dot{color:var(--silver);}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--black);border-top:1px solid var(--hair);padding-block:64px 40px;}
.foot-top{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;align-items:start;}
.site-footer .brand img{height:34px;}
.foot-slogan{margin-top:22px;font-size:13px;letter-spacing:.26em;text-transform:uppercase;color:var(--silver);font-weight:300;}
.foot-col h4{font-size:11.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--silver);margin-bottom:18px;}
.foot-col a,.foot-col span{display:block;color:var(--silver);font-size:14.5px;margin-bottom:11px;transition:color .2s;}
.foot-col a:hover{color:var(--white);}
.foot-bottom{margin-top:54px;padding-top:24px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--mid);font-size:13px;}

/* ============================================================
   REVEAL
   ============================================================ */
html.reveal-ready .reveal{opacity:0;transform:translateY(20px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1);}
html.reveal-ready .reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none;}
  html{scroll-behavior:auto;}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--hair);}
  .g-4{grid-template-columns:repeat(2,1fr);}
  .pkgs{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;gap:34px;}
}
@media (max-width:860px){
  :root{--header-h:64px;}
  .menu-btn{display:block;}
  .nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    background:rgba(13,13,13,.98);backdrop-filter:blur(12px);
    flex-direction:column;align-items:flex-start;gap:0;
    padding:8px var(--gut) 30px;
    border-bottom:1px solid var(--hair);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.3s;
    max-height:calc(100svh - var(--header-h));overflow:auto;
  }
  body.nav-open .nav{transform:none;opacity:1;pointer-events:auto;}
  .nav a{width:100%;padding:16px 0;border-bottom:1px solid var(--hair);font-size:16px;}
  .nav a.active::after{display:none;}
  .lang{margin:18px 0 0;}
  .split-even{grid-template-columns:1fr;}
  .svc{grid-template-columns:1fr;gap:14px;}
  .svc .svc-no{font-size:2.2rem;}
  .market{grid-template-columns:1fr;gap:12px;}
  .foot-top{grid-template-columns:1fr;gap:36px;}
}
@media (max-width:560px){
  .g-3,.g-2,.g-4{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--hair);padding:30px 0;}
  .stat:last-child{border-bottom:0;}
  .btn{width:100%;justify-content:center;}
}