@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Poppins:wght@600;700;800&display=swap');

/* ==========================================================
   Technics Control — Modern Industrial Inspection Theme
   ========================================================== */

:root{
  --tc-navy:#0b1f3a;
  --tc-navy-2:#102a4c;
  --tc-navy-3:#16345e;
  --tc-blue:#1f6feb;
  --tc-blue-2:#3b82f6;
  --tc-accent:#ff8a1f;
  --tc-accent-2:#ffb347;
  --tc-text:#1f2937;
  --tc-muted:#5b6b80;
  --tc-line:#e6ebf2;
  --tc-bg:#f7f9fc;
  --tc-card:#ffffff;
  --tc-success:#16a34a;
  --tc-warn:#f59e0b;
  --shadow-sm:0 1px 2px rgba(15,30,60,.06);
  --shadow:0 8px 24px rgba(15,30,60,.08);
  --shadow-lg:0 18px 50px rgba(15,30,60,.16);
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:22px;
  --container:1200px;
  --transition:.25s ease;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter","Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  color:var(--tc-text);
  background:var(--tc-bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--tc-blue);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--tc-accent)}
h1,h2,h3,h4,h5{font-family:"Poppins","Inter",system-ui,sans-serif;color:var(--tc-navy);line-height:1.25;margin:0 0 .6em}
h1{font-size:clamp(2rem,4vw,3.2rem);font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:700;letter-spacing:-.3px}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.2em}

.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* ============== Top bar ============== */
.topbar{
  background:linear-gradient(90deg,var(--tc-navy) 0%,var(--tc-navy-2) 100%);
  color:#cdd7e6;
  font-size:.86rem;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:42px;flex-wrap:wrap;gap:10px}
.topbar a{color:#cdd7e6}
.topbar a:hover{color:var(--tc-accent)}
.topbar .tb-info{display:flex;gap:18px;flex-wrap:wrap}
.topbar .tb-info span,.topbar .tb-info a{display:inline-flex;align-items:center;gap:7px}
.topbar .tb-social{display:flex;gap:14px}
.topbar svg{width:14px;height:14px;fill:currentColor}

/* ============== Header / Nav ============== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:#ffffff;
  border-bottom:1px solid var(--tc-line);
  box-shadow:0 1px 0 rgba(15,30,60,.04);
}
.topbar>.container{max-width:1320px}

.header-top{border-bottom:1px solid var(--tc-line)}
.header-top>.container{
  max-width:1320px;
  display:flex;align-items:center;justify-content:space-between;
  height:88px;gap:24px;flex-wrap:nowrap;
}
.header-actions{
  display:flex;align-items:center;gap:14px;flex:0 0 auto;
}
.ic-btn{
  width:42px;height:42px;border-radius:50%;
  background:var(--tc-bg);border:1px solid var(--tc-line);
  display:grid;place-items:center;color:var(--tc-navy);
  flex:0 0 42px;transition:all var(--transition);
}
.ic-btn:hover{background:var(--tc-blue);color:#fff;border-color:var(--tc-blue);transform:translateY(-2px)}
.ic-btn svg{width:18px;height:18px;fill:currentColor}
.pill-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 24px;border-radius:999px;
  border:2px solid var(--tc-blue);color:var(--tc-blue);
  font-weight:700;font-size:.9rem;white-space:nowrap;flex:0 0 auto;
  transition:all var(--transition);
}
.pill-btn::before{
  content:"";width:8px;height:8px;border-radius:50%;
  background:var(--tc-blue);
}
.pill-btn:hover{background:var(--tc-blue);color:#fff}
.pill-btn:hover::before{background:#fff}

.header-nav{background:#fff}
.header-nav>.container{
  max-width:1320px;
  display:flex;align-items:center;justify-content:center;
  height:58px;
}

.brand{
  display:flex;align-items:center;gap:14px;text-decoration:none;
  flex:0 0 auto;white-space:nowrap;
}
.brand-mark{
  width:54px;height:54px;border-radius:14px;flex:0 0 54px;
  background:linear-gradient(135deg,var(--tc-blue) 0%,var(--tc-navy) 100%);
  display:grid;place-items:center;color:#fff;font-weight:800;
  box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.4),transparent 50%);
}
.brand-mark span{position:relative;z-index:1;font-size:1.2rem;letter-spacing:.5px}
.brand-text{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-text .b1{font-family:"Poppins",sans-serif;font-weight:800;font-size:1.35rem;color:var(--tc-navy);letter-spacing:-.2px;white-space:nowrap}
.brand-text .b2{font-size:.74rem;color:var(--tc-blue);letter-spacing:1.4px;text-transform:uppercase;white-space:nowrap;font-weight:600}

/* Real logo image variant */
.brand-logo{
  height:46px;width:auto;display:block;
  flex:0 0 auto;
}
.brand-tagline{
  display:inline-block;
  font-size:.7rem;letter-spacing:1.3px;text-transform:uppercase;font-weight:700;
  color:var(--tc-blue);
  padding:5px 12px;border-radius:999px;
  background:rgba(31,111,235,.08);
  white-space:nowrap;
}
.brand-footer{align-items:center;gap:12px}
.brand-footer .brand-logo{
  height:48px;
  filter:brightness(0) invert(1);
}
@media (max-width:1100px){
  .brand-tagline{display:none}
  .brand-logo{height:40px}
}
@media (max-width:560px){
  .brand-logo{height:34px}
}

.main-nav{display:flex;align-items:center;justify-content:center;width:100%}
.main-nav>ul{list-style:none;display:flex;gap:4px;margin:0;padding:0;flex-wrap:nowrap;align-items:center}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{
  display:flex;align-items:center;gap:6px;
  padding:18px 18px;
  color:var(--tc-navy);font-weight:600;font-size:.95rem;
  white-space:nowrap;border-radius:0;
  position:relative;
}
.main-nav>ul>li>a::after{
  content:"";position:absolute;left:18px;right:18px;bottom:8px;height:2px;
  background:var(--tc-accent);transform:scaleX(0);transform-origin:center;
  transition:transform var(--transition);
}
.main-nav>ul>li>a:hover::after,
.main-nav>ul>li.has-submenu:hover>a::after,
.main-nav>ul>li.has-mega:hover>a::after{transform:scaleX(1)}
.main-nav>ul>li>a:hover,
.main-nav>ul>li.has-submenu:hover>a,
.main-nav>ul>li.has-mega:hover>a{color:var(--tc-blue)}
.main-nav .caret{width:10px;height:10px;opacity:.65;transition:transform var(--transition)}
.main-nav>ul>li.has-submenu:hover .caret,
.main-nav>ul>li.has-mega:hover .caret{transform:rotate(180deg)}

.cta-btn{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--tc-accent) 0%,#ff6a00 100%);
  color:#fff;font-weight:700;font-size:.9rem;
  padding:11px 18px;border-radius:10px;
  box-shadow:0 8px 18px rgba(255,106,0,.28);
  transition:transform var(--transition),box-shadow var(--transition);
  white-space:nowrap;flex:0 0 auto;
}
.cta-btn:hover{transform:translateY(-2px);color:#fff;box-shadow:0 12px 22px rgba(255,106,0,.35)}
.cta-btn.ghost{background:transparent;color:var(--tc-navy);border:2px solid var(--tc-navy);box-shadow:none}
.cta-btn.ghost:hover{background:var(--tc-navy);color:#fff}

/* ============== Submenus / Mega ============== */
.submenu{
  position:absolute;top:100%;left:0;
  background:#fff;min-width:280px;
  border:1px solid var(--tc-line);
  border-radius:14px;
  box-shadow:var(--shadow-lg);
  padding:10px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity var(--transition),transform var(--transition),visibility var(--transition);
  z-index:1010;
}
.main-nav li.has-submenu:hover>.submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu li{list-style:none}
.submenu a{
  display:block;padding:10px 12px;border-radius:8px;
  color:var(--tc-text);font-size:.9rem;font-weight:500;
}
.submenu a:hover{background:var(--tc-bg);color:var(--tc-blue)}

.header-nav{position:relative}
.main-nav>ul>li.has-mega{position:static}
.megamenu{
  position:absolute;top:100%;left:50%;transform:translate(-50%,8px);
  background:#fff;border:1px solid var(--tc-line);border-radius:20px;
  box-shadow:var(--shadow-lg);
  padding:0;overflow:hidden;
  width:min(1100px,calc(100vw - 40px));
  display:grid;grid-template-columns:300px 1fr;
  opacity:0;visibility:hidden;
  transition:opacity var(--transition),transform var(--transition),visibility var(--transition);
  z-index:1010;
}
.megamenu.compact{width:min(820px,calc(100vw - 40px));grid-template-columns:280px 1fr}
.main-nav li.has-mega:hover>.megamenu{opacity:1;visibility:visible;transform:translate(-50%,0)}

/* Sol tarafta görselli özellik kartı */
.mm-feature{
  position:relative;
  background-color:var(--tc-navy);
  background-size:cover;background-position:center;
  color:#fff;
  display:flex;align-items:flex-end;
  min-height:340px;
  overflow:hidden;
}
.mm-feature::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,31,58,.45) 0%,rgba(11,31,58,.95) 80%);
}
.mm-feature-inner{position:relative;z-index:1;padding:24px 24px 26px}
.mm-feature-eyebrow{
  display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:1.4px;
  text-transform:uppercase;color:var(--tc-accent-2);margin-bottom:10px;
}
.mm-feature h4{
  color:#fff;font-size:1.15rem;margin:0 0 8px;line-height:1.25;
}
.mm-feature p{
  color:#cfd9ea;font-size:.84rem;line-height:1.5;margin:0 0 14px;
}
.mm-feature-link{
  display:inline-flex;align-items:center;gap:6px;
  color:#fff;font-weight:700;font-size:.85rem;
  border-bottom:2px solid var(--tc-accent);padding-bottom:3px;
}
.mm-feature-link:hover{color:var(--tc-accent-2)}

/* Sağ tarafta link grid */
.mm-cols{
  padding:24px 26px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:4px 18px;
  align-content:start;
}
.megamenu.compact .mm-cols{grid-template-columns:1fr}
.mm-cols a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:8px;
  color:var(--tc-text);font-size:.88rem;font-weight:500;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:all var(--transition);
}
.mm-cols a::before{
  content:"";flex:0 0 6px;height:6px;border-radius:50%;
  background:var(--tc-accent);opacity:.5;transition:all var(--transition);
}
.mm-cols a:hover{background:var(--tc-bg);color:var(--tc-blue);transform:translateX(3px)}
.mm-cols a:hover::before{opacity:1;transform:scale(1.3)}

/* ============== Mobile menu toggle ============== */
.menu-toggle{
  display:none;background:transparent;border:0;cursor:pointer;
  width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;
}
.menu-toggle span{
  display:block;width:22px;height:2px;background:var(--tc-navy);
  position:relative;transition:transform var(--transition);
}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:22px;height:2px;background:var(--tc-navy);
  transition:transform var(--transition),top var(--transition);
}
.menu-toggle span::before{top:-7px}
.menu-toggle span::after{top:7px}
body.nav-open .menu-toggle span{background:transparent}
body.nav-open .menu-toggle span::before{top:0;transform:rotate(45deg)}
body.nav-open .menu-toggle span::after{top:0;transform:rotate(-45deg)}

/* ============== Hero ============== */
.hero{
  position:relative;
  background:
    radial-gradient(1200px 500px at 80% -10%,rgba(31,111,235,.25),transparent 60%),
    radial-gradient(900px 500px at -10% 110%,rgba(255,138,31,.18),transparent 60%),
    linear-gradient(135deg,var(--tc-navy) 0%,var(--tc-navy-2) 60%,var(--tc-navy-3) 100%);
  color:#fff;
  overflow:hidden;
  padding:90px 0 110px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:42px 42px;
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  pointer-events:none;
}
.hero .container{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  padding:7px 14px;border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:1px;
  text-transform:uppercase;color:#cdd7e6;
  backdrop-filter:blur(8px);
}
.hero-eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--tc-accent);box-shadow:0 0 0 4px rgba(255,138,31,.18)}
.hero h1{color:#fff;margin:18px 0 16px}
.hero h1 .accent{
  background:linear-gradient(90deg,var(--tc-accent) 0%,var(--tc-accent-2) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{font-size:1.08rem;color:#cfd9ea;max-width:560px;margin-bottom:30px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.hero .actions .cta-btn.ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.hero .actions .cta-btn.ghost:hover{background:#fff;color:var(--tc-navy);border-color:#fff}

.hero-card{
  position:relative;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:24px;padding:30px;
  backdrop-filter:blur(10px);
  box-shadow:0 30px 60px rgba(0,0,0,.25);
}
.hero-card h3{color:#fff;font-size:1.1rem;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.hero-card h3::before{
  content:"";width:6px;height:24px;border-radius:3px;
  background:linear-gradient(180deg,var(--tc-accent),var(--tc-accent-2));
}
.hero-card .quick-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.qs{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  border-radius:14px;padding:16px;
}
.qs .num{font-family:"Poppins";font-weight:800;font-size:1.6rem;color:var(--tc-accent-2);line-height:1}
.qs .lbl{font-size:.78rem;color:#bcc7da;margin-top:6px;text-transform:uppercase;letter-spacing:.8px}

.hero-strip{
  background:rgba(255,255,255,.04);border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;color:#9fb0cc;font-size:.9rem;
}
.hero-strip .container{display:flex;flex-wrap:wrap;gap:18px 36px;justify-content:space-between}
.hero-strip .item{display:flex;align-items:center;gap:10px}
.hero-strip .item svg{width:18px;height:18px;fill:var(--tc-accent-2)}

/* ============== Hero Slider ============== */
.hero-slider{
  position:relative;background:#0a1a30;color:#fff;
  height:clamp(560px,78vh,820px);overflow:hidden;
}
.hs-slides{position:absolute;inset:0}
.hs-slide{
  position:absolute;inset:0;opacity:0;visibility:hidden;
  transition:opacity 1s ease,visibility 1s ease;
}
.hs-slide.active{opacity:1;visibility:visible}
.hs-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.08);transition:transform 9s ease-out;
}
.hs-slide.active .hs-bg{transform:scale(1)}
.hs-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(11,31,58,.45) 0%,rgba(11,31,58,.2) 40%,rgba(11,31,58,.85) 100%),
    linear-gradient(95deg,rgba(11,31,58,.92) 0%,rgba(11,31,58,.55) 50%,rgba(11,31,58,.25) 100%);
}
.hs-bg::before{
  content:"";position:absolute;inset:0;z-index:1;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:radial-gradient(ellipse at 30% 50%,#000 25%,transparent 70%);
  mask-image:radial-gradient(ellipse at 30% 50%,#000 25%,transparent 70%);
}
.hs-content{
  position:relative;z-index:3;height:100%;
  display:flex;align-items:center;
  padding-bottom:160px;
}
.hs-content .container{max-width:1320px}
.hs-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  padding:8px 16px;border-radius:999px;
  font-size:.78rem;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:#e6ebf5;backdrop-filter:blur(8px);
  opacity:0;transform:translateY(30px);transition:all .9s ease .2s;
}
.hs-eyebrow .dot{
  width:8px;height:8px;border-radius:50%;background:var(--tc-accent);
  box-shadow:0 0 0 4px rgba(255,138,31,.22);
  animation:hs-pulse 2s infinite;
}
@keyframes hs-pulse{
  0%,100%{box-shadow:0 0 0 4px rgba(255,138,31,.22)}
  50%{box-shadow:0 0 0 8px rgba(255,138,31,.05)}
}
.hs-content h1{
  color:#fff;
  font-size:clamp(2.2rem,5vw,4.4rem);
  font-weight:800;line-height:1.05;letter-spacing:-1px;
  max-width:880px;margin:22px 0 22px;
  opacity:0;transform:translateY(40px);transition:all 1s ease .35s;
}
.hs-accent{
  background:linear-gradient(90deg,var(--tc-accent) 0%,var(--tc-accent-2) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hs-content p{
  font-size:clamp(1rem,1.4vw,1.18rem);color:#cfd9ea;max-width:620px;
  margin-bottom:36px;
  opacity:0;transform:translateY(30px);transition:all 1s ease .5s;
}
.hs-actions{
  display:flex;gap:14px;flex-wrap:wrap;
  opacity:0;transform:translateY(30px);transition:all 1s ease .65s;
}
.hs-actions .cta-btn{padding:14px 24px;font-size:.95rem}
.hs-actions .cta-btn.ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.hs-actions .cta-btn.ghost:hover{background:#fff;color:var(--tc-navy);border-color:#fff}
.hs-slide.active .hs-eyebrow,
.hs-slide.active .hs-content h1,
.hs-slide.active .hs-content p,
.hs-slide.active .hs-actions{opacity:1;transform:translateY(0)}

/* Thumbnails / pager */
.hs-thumbs{
  position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  z-index:5;width:100%;
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  padding:0 22px;
}
.hs-thumb{
  position:relative;background:rgba(11,31,58,.55);
  backdrop-filter:blur(10px);border:0;border-top:1px solid rgba(255,255,255,.08);
  border-right:1px solid rgba(255,255,255,.08);
  padding:22px 18px 24px;cursor:pointer;text-align:left;color:#fff;
  display:flex;align-items:center;gap:14px;
  transition:background var(--transition);overflow:hidden;
}
.hs-thumb:last-child{border-right:0}
.hs-thumb:hover{background:rgba(31,111,235,.25)}
.hs-thumb.active{background:linear-gradient(180deg,rgba(31,111,235,.3) 0%,rgba(11,31,58,.7) 100%)}
.hs-thumb-num{
  font-family:"Poppins";font-weight:800;font-size:1.4rem;
  color:rgba(255,255,255,.4);flex:0 0 auto;
  transition:color var(--transition);
}
.hs-thumb.active .hs-thumb-num{color:var(--tc-accent-2)}
.hs-thumb-text{flex:1;min-width:0}
.hs-thumb-title{
  font-weight:700;font-size:.95rem;color:#fff;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.hs-thumb-sub{
  font-size:.76rem;color:#9fb0cc;letter-spacing:.4px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px;
}
.hs-thumb-bar{
  position:absolute;left:0;right:0;top:0;height:3px;
  background:rgba(255,255,255,.06);
}
.hs-thumb-bar span{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--tc-accent),var(--tc-accent-2));
}
.hs-thumb.active .hs-thumb-bar span{
  animation:hs-progress 6s linear forwards;
}
@keyframes hs-progress{from{width:0} to{width:100%}}

.hs-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:5;
  width:54px;height:54px;border-radius:50%;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  color:#fff;display:grid;place-items:center;cursor:pointer;
  backdrop-filter:blur(8px);transition:all var(--transition);
}
.hs-arrow:hover{background:var(--tc-accent);border-color:var(--tc-accent);transform:translateY(-50%) scale(1.06)}
.hs-arrow svg{width:20px;height:20px;fill:currentColor}
.hs-prev{left:24px}
.hs-next{right:24px}

@media (max-width:860px){
  .hero-slider{height:auto;min-height:560px}
  .hs-content{padding:80px 0 240px}
  .hs-thumbs{grid-template-columns:repeat(2,1fr);gap:1px;padding:0}
  .hs-thumb:nth-child(n+5){display:none}
  .hs-arrow{display:none}
}
@media (max-width:560px){
  .hs-thumbs{grid-template-columns:1fr 1fr}
  .hs-thumb-sub{display:none}
  .hs-thumb{padding:14px}
}

/* ============== Service Hero (detail/category pages) ============== */
.svc-hero{
  position:relative;color:#fff;overflow:hidden;
  padding:80px 0 100px;
}
.svc-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  z-index:0;
}
.svc-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(11,31,58,.94) 0%,rgba(11,31,58,.78) 50%,rgba(31,111,235,.5) 100%);
}
.svc-hero .container{position:relative;z-index:1}
.svc-hero h1{color:#fff;margin-bottom:14px;max-width:840px}
.svc-hero p.lead-h{color:#cfd9ea;font-size:1.1rem;max-width:740px;margin:0}
.svc-hero .crumbs{margin-bottom:18px;color:#9fb0cc}
.svc-hero .crumbs a{color:#9fb0cc}
.svc-hero .crumbs a:hover{color:var(--tc-accent-2)}
.svc-hero-tags{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;
}
.svc-hero-tags .tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;font-size:.82rem;font-weight:600;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  color:#e6ebf5;
}
.svc-hero-tags .tag svg{width:14px;height:14px;fill:var(--tc-accent-2)}

/* ============== Intro Section (slider altı, beyaz) ============== */
.intro-section{
  position:relative;background:#fff;
  padding:90px 0 100px;overflow:hidden;
}
.intro-section::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:80px;
  background:linear-gradient(180deg,#0a1a30 0%,transparent 100%);
  opacity:.06;pointer-events:none;
}
.intro-section::after{
  content:"";position:absolute;top:60px;right:-100px;
  width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(31,111,235,.08) 0%,transparent 70%);
  pointer-events:none;
}
.intro-grid{
  display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;
  position:relative;z-index:1;
}
.intro-eyebrow{
  display:inline-block;background:rgba(31,111,235,.08);color:var(--tc-blue);
  padding:7px 16px;border-radius:999px;
  font-size:.75rem;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  margin-bottom:18px;
}
.intro-text h2{
  font-size:clamp(1.8rem,3.2vw,2.8rem);
  line-height:1.15;margin-bottom:22px;
}
.intro-accent{
  background:linear-gradient(90deg,var(--tc-accent) 0%,#ff6a00 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.intro-text p{font-size:1.05rem;color:var(--tc-muted);line-height:1.75}
.intro-text .intro-sub{
  font-size:.95rem;padding:18px 22px;
  background:linear-gradient(135deg,rgba(31,111,235,.06),rgba(255,138,31,.05));
  border-left:3px solid var(--tc-accent);border-radius:0 12px 12px 0;
  margin:24px 0 30px;
}
.intro-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}

.intro-stats{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
}
.istat{
  position:relative;background:#fff;
  border:1px solid var(--tc-line);border-radius:18px;
  padding:28px 24px;
  transition:all var(--transition);
  overflow:hidden;
}
.istat::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--tc-blue),var(--tc-accent));
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.istat:hover{
  transform:translateY(-6px);border-color:transparent;
  box-shadow:0 22px 48px rgba(15,30,60,.12);
}
.istat:hover::before{transform:scaleX(1)}
.istat-icon{
  width:48px;height:48px;border-radius:12px;
  background:linear-gradient(135deg,rgba(31,111,235,.12),rgba(255,138,31,.12));
  display:grid;place-items:center;color:var(--tc-blue);
  margin-bottom:18px;
}
.istat-icon svg{width:24px;height:24px;fill:currentColor}
.istat-num{
  font-family:"Poppins";font-weight:800;
  font-size:clamp(1.8rem,3vw,2.4rem);color:var(--tc-navy);line-height:1;
}
.istat-num span{color:var(--tc-accent)}
.istat-lbl{
  color:var(--tc-muted);font-size:.88rem;margin-top:8px;font-weight:500;
}

@media (max-width:1024px){
  .intro-grid{grid-template-columns:1fr;gap:40px}
  .intro-section{padding:70px 0 80px}
}
@media (max-width:560px){
  .intro-stats{grid-template-columns:1fr}
}

/* ============== Section base ============== */
.section{padding:90px 0}
.section.tight{padding:60px 0}
.section.alt{background:#fff}
.section-head{text-align:center;max-width:760px;margin:0 auto 56px}
.section-head .eyebrow{
  display:inline-block;background:rgba(31,111,235,.08);color:var(--tc-blue);
  padding:6px 14px;border-radius:999px;font-size:.75rem;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
  margin-bottom:14px;
}
.section-head p{color:var(--tc-muted);font-size:1.05rem}

/* ============== Service cards ============== */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.svc-card{
  position:relative;background:var(--tc-card);
  border:1px solid var(--tc-line);border-radius:var(--radius);
  padding:28px 26px 26px;
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
  overflow:hidden;
  display:block;color:inherit;
}
.svc-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--tc-blue),var(--tc-accent));
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.svc-card:hover{transform:translateY(-6px);border-color:transparent;box-shadow:var(--shadow-lg);color:inherit}
.svc-card:hover::before{transform:scaleX(1)}
.svc-icon{
  width:56px;height:56px;border-radius:14px;
  background:linear-gradient(135deg,rgba(31,111,235,.12),rgba(255,138,31,.12));
  color:var(--tc-blue);display:grid;place-items:center;margin-bottom:18px;
}
.svc-icon svg{width:28px;height:28px;fill:currentColor}
.svc-card h3{margin-bottom:10px}
.svc-card p{color:var(--tc-muted);font-size:.94rem;margin-bottom:16px}
.svc-card .more{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:.88rem;
  color:var(--tc-blue);
}
.svc-card .more::after{content:"→";transition:transform var(--transition)}
.svc-card:hover .more::after{transform:translateX(4px)}

/* ============== Why us ============== */
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.why-item{
  background:var(--tc-card);border:1px solid var(--tc-line);
  border-radius:var(--radius);padding:26px;
  transition:all var(--transition);
}
.why-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(31,111,235,.25)}
.why-item .num{
  font-family:"Poppins";font-weight:800;color:var(--tc-blue);font-size:.85rem;letter-spacing:1.2px;
}
.why-item h3{margin:8px 0 10px;font-size:1.1rem}
.why-item p{color:var(--tc-muted);font-size:.93rem;margin:0}

/* ============== CTA banner ============== */
.cta-banner{
  background:
    radial-gradient(900px 400px at 90% 0%,rgba(255,138,31,.25),transparent 60%),
    linear-gradient(135deg,var(--tc-navy) 0%,var(--tc-navy-3) 100%);
  color:#fff;border-radius:24px;padding:50px;
  display:grid;grid-template-columns:1.4fr .6fr;align-items:center;gap:30px;
  box-shadow:var(--shadow-lg);
  position:relative;overflow:hidden;
}
.cta-banner h2{color:#fff;margin-bottom:8px}
.cta-banner p{color:#cfd9ea;margin:0}
.cta-banner .btn-row{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* ============== Stats ============== */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;text-align:center}
.stats .stat{
  background:#fff;border:1px solid var(--tc-line);border-radius:var(--radius);padding:30px 20px;
}
.stats .stat .num{font-family:"Poppins";font-weight:800;font-size:2.6rem;color:var(--tc-navy);line-height:1}
.stats .stat .num span{color:var(--tc-accent)}
.stats .stat .lbl{color:var(--tc-muted);margin-top:6px;font-size:.95rem}

/* ============== Page header (subpages) ============== */
.page-header{
  background:linear-gradient(135deg,var(--tc-navy) 0%,var(--tc-navy-2) 100%);
  color:#fff;
  padding:70px 0 60px;
  position:relative;overflow:hidden;
}
.page-header::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:42px 42px;
  -webkit-mask-image:radial-gradient(ellipse at center,#000 40%,transparent 80%);
  mask-image:radial-gradient(ellipse at center,#000 40%,transparent 80%);
}
.page-header .container{position:relative}
.page-header h1{color:#fff;margin-bottom:10px}
.crumbs{font-size:.9rem;color:#bcc7da}
.crumbs a{color:#bcc7da}
.crumbs a:hover{color:var(--tc-accent-2)}
.crumbs .sep{margin:0 8px;opacity:.5}

/* ============== Content layout ============== */
.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:50px;align-items:start}
.prose{
  background:#fff;border:1px solid var(--tc-line);border-radius:var(--radius);
  padding:40px 44px;box-shadow:var(--shadow-sm);
}
.prose h2{margin-top:1.6em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.4em;color:var(--tc-navy-2)}
.prose ul li{margin-bottom:.4em}
.prose blockquote{
  margin:1.4em 0;padding:18px 22px;
  background:var(--tc-bg);border-left:4px solid var(--tc-accent);
  border-radius:8px;color:var(--tc-text);font-style:italic;
}
.prose .lead{font-size:1.1rem;color:var(--tc-muted)}
.prose table{width:100%;border-collapse:collapse;margin:1.5em 0}
.prose th,.prose td{padding:12px 14px;border-bottom:1px solid var(--tc-line);text-align:left}
.prose th{background:var(--tc-bg);font-weight:700;color:var(--tc-navy)}
.svc-figure{
  margin:1.6em 0 1.8em;border-radius:14px;overflow:hidden;
  box-shadow:0 12px 32px rgba(15,30,60,.12);
  background:var(--tc-bg);
  position:relative;
}
.svc-figure img{
  width:100%;height:auto;display:block;
  aspect-ratio:16/9;object-fit:cover;
}
.svc-figure::after{
  content:"";position:absolute;inset:auto 0 0 0;height:60px;
  background:linear-gradient(180deg,transparent,rgba(11,31,58,.4));
  pointer-events:none;
}
.prose .pill{
  display:inline-block;background:rgba(31,111,235,.1);color:var(--tc-blue);
  padding:4px 10px;border-radius:999px;font-size:.78rem;font-weight:700;letter-spacing:.4px;
  margin-right:6px;margin-bottom:6px;
}

.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:18px}
.side-card{
  background:#fff;border:1px solid var(--tc-line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-card h4{
  font-family:"Poppins";font-size:.9rem;text-transform:uppercase;letter-spacing:1.2px;
  color:var(--tc-muted);margin:0 0 14px;
}
.side-card.dark{background:linear-gradient(135deg,var(--tc-navy) 0%,var(--tc-navy-2) 100%);color:#fff;border-color:transparent}
.side-card.dark h4{color:#9fb0cc}
.side-card.dark a{color:#fff}
.side-list{list-style:none;padding:0;margin:0}
.side-list li{border-bottom:1px solid var(--tc-line)}
.side-list li:last-child{border-bottom:0}
.side-list a{
  display:flex;justify-content:space-between;align-items:center;
  padding:11px 0;color:var(--tc-text);font-size:.92rem;font-weight:500;
}
.side-list a::after{content:"›";color:var(--tc-muted);transition:transform var(--transition)}
.side-list a:hover{color:var(--tc-blue)}
.side-list a:hover::after{transform:translateX(4px);color:var(--tc-blue)}
.side-list a.active{color:var(--tc-blue);font-weight:700}

/* ============== Forms ============== */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-field{margin-bottom:14px}
.form-field label{display:block;font-size:.86rem;font-weight:600;margin-bottom:6px;color:var(--tc-navy)}
.form-field input,.form-field textarea,.form-field select{
  width:100%;padding:12px 14px;border:1px solid var(--tc-line);border-radius:10px;
  background:#fff;font-family:inherit;font-size:.95rem;color:var(--tc-text);
  transition:border-color var(--transition),box-shadow var(--transition);
}
.form-field input:focus,.form-field textarea:focus{
  outline:0;border-color:var(--tc-blue);box-shadow:0 0 0 4px rgba(31,111,235,.12);
}
.form-field textarea{min-height:140px;resize:vertical}

/* ============== Contact info cards ============== */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-bottom:30px}
.contact-card{
  background:#fff;border:1px solid var(--tc-line);border-radius:var(--radius);
  padding:24px;text-align:center;transition:all var(--transition);
}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.contact-card .ic{
  width:54px;height:54px;border-radius:50%;
  background:linear-gradient(135deg,var(--tc-blue),var(--tc-navy));
  display:grid;place-items:center;margin:0 auto 14px;color:#fff;
}
.contact-card .ic svg{width:22px;height:22px;fill:#fff}
.contact-card h4{margin:0 0 6px;color:var(--tc-navy)}
.contact-card p{margin:0;color:var(--tc-muted);font-size:.94rem}

/* ============== Footer ============== */
.site-footer{
  background:linear-gradient(180deg,var(--tc-navy) 0%,#06152b 100%);
  color:#bcc7da;padding:70px 0 0;margin-top:80px;
}
.site-footer .footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:50px;
}
.site-footer h5{
  color:#fff;font-size:1rem;margin-bottom:18px;
  font-family:"Poppins";font-weight:700;
}
.site-footer p,.site-footer li{font-size:.92rem;line-height:1.7}
.site-footer .brand-text .b1{color:#fff}
.site-footer .brand-text .b2{color:#9fb0cc}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin-bottom:8px}
.site-footer a{color:#bcc7da}
.site-footer a:hover{color:var(--tc-accent-2)}
.site-footer .contact-line{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px}
.site-footer .contact-line svg{flex:0 0 18px;width:18px;height:18px;fill:var(--tc-accent-2);margin-top:3px}
.site-footer .footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  font-size:.86rem;color:#9fb0cc;
}
.social-list{display:flex;gap:10px}
.social-list a{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.08);
  display:grid;place-items:center;color:#fff;
  transition:transform var(--transition),background var(--transition);
}
.social-list a:hover{background:var(--tc-accent);transform:translateY(-3px)}
.social-list svg{width:16px;height:16px;fill:currentColor}

/* ============== Service category list ============== */
.sub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.sub-card{
  background:#fff;border:1px solid var(--tc-line);border-radius:var(--radius);
  padding:20px 22px;display:flex;align-items:center;gap:14px;
  transition:all var(--transition);color:inherit;
}
.sub-card:hover{
  transform:translateY(-3px);border-color:transparent;
  box-shadow:var(--shadow);background:linear-gradient(180deg,#fff,#fbfdff);
  color:inherit;
}
.sub-card .ic{
  width:42px;height:42px;border-radius:10px;flex:0 0 42px;
  background:linear-gradient(135deg,rgba(31,111,235,.15),rgba(255,138,31,.15));
  display:grid;place-items:center;color:var(--tc-blue);
}
.sub-card .ic svg{width:20px;height:20px;fill:currentColor}
.sub-card .tx{display:flex;flex-direction:column;line-height:1.25}
.sub-card .tx .t{font-weight:700;color:var(--tc-navy);font-size:.95rem}
.sub-card .tx .s{font-size:.8rem;color:var(--tc-muted)}

/* ============== Process steps ============== */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;counter-reset:step}
.step{
  position:relative;background:#fff;border:1px solid var(--tc-line);border-radius:var(--radius);
  padding:30px 24px 24px;counter-increment:step;
}
.step::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;top:-18px;left:24px;
  background:linear-gradient(135deg,var(--tc-blue),var(--tc-navy));color:#fff;
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  font-family:"Poppins";font-weight:800;box-shadow:var(--shadow);
}
.step h4{margin:8px 0 8px;color:var(--tc-navy)}
.step p{color:var(--tc-muted);margin:0;font-size:.92rem}

/* ============== Buttons ============== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:10px;font-weight:700;font-size:.93rem;
  border:0;cursor:pointer;transition:all var(--transition);
  text-decoration:none;
}
.btn-primary{
  background:linear-gradient(135deg,var(--tc-accent) 0%,#ff6a00 100%);
  color:#fff;box-shadow:0 8px 18px rgba(255,106,0,.28);
}
.btn-primary:hover{transform:translateY(-2px);color:#fff;box-shadow:0 12px 22px rgba(255,106,0,.35)}
.btn-secondary{background:#fff;color:var(--tc-navy);border:1px solid var(--tc-line)}
.btn-secondary:hover{border-color:var(--tc-blue);color:var(--tc-blue)}
.btn-dark{background:var(--tc-navy);color:#fff}
.btn-dark:hover{background:var(--tc-navy-2);color:#fff}

/* ============== Catalog Section ============== */
.catalog-section{
  position:relative;padding:100px 0 110px;
  background:
    radial-gradient(900px 500px at 85% 20%,rgba(31,111,235,.18),transparent 60%),
    radial-gradient(800px 500px at 0% 100%,rgba(255,138,31,.16),transparent 60%),
    linear-gradient(135deg,var(--tc-navy) 0%,#0a1a30 100%);
  color:#fff;overflow:hidden;
}
.catalog-section::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:48px 48px;
  -webkit-mask-image:radial-gradient(ellipse at 70% 50%,#000 30%,transparent 75%);
  mask-image:radial-gradient(ellipse at 70% 50%,#000 30%,transparent 75%);
  pointer-events:none;
}
.catalog-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:380px 1fr;gap:90px;align-items:center;
}
.catalog-cover{
  position:relative;display:flex;align-items:center;justify-content:center;
  perspective:1200px;
}
.catalog-glow{
  position:absolute;inset:-40px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,138,31,.35) 0%,transparent 60%);
  filter:blur(40px);z-index:0;
  animation:cat-pulse 4s ease-in-out infinite;
}
@keyframes cat-pulse{
  0%,100%{opacity:.55;transform:scale(1)}
  50%{opacity:.85;transform:scale(1.08)}
}
.catalog-book{
  position:relative;z-index:1;
  width:300px;aspect-ratio:3/4;
  border-radius:6px 12px 12px 6px;
  box-shadow:
    0 30px 60px rgba(0,0,0,.45),
    0 50px 100px rgba(0,0,0,.35),
    -2px 0 0 rgba(0,0,0,.3),
    -4px 0 0 rgba(255,255,255,.05);
  transform:rotateY(-12deg) rotateX(2deg);
  transition:transform .5s cubic-bezier(.2,.8,.2,1),box-shadow .5s ease;
  overflow:hidden;
}
.catalog-book:hover{
  transform:rotateY(-4deg) rotateX(0) translateY(-4px);
  box-shadow:
    0 40px 80px rgba(0,0,0,.55),
    0 60px 120px rgba(0,0,0,.4);
}
.catalog-book img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.catalog-spine{
  position:absolute;left:0;top:0;bottom:0;width:14px;
  background:linear-gradient(90deg,rgba(0,0,0,.4),transparent);
  pointer-events:none;
}
.catalog-badge{
  position:absolute;top:-14px;right:-10px;z-index:3;
  display:inline-flex;align-items:center;gap:6px;
  background:linear-gradient(135deg,var(--tc-accent) 0%,#ff6a00 100%);
  color:#fff;font-weight:800;font-size:.78rem;letter-spacing:1.5px;
  padding:8px 14px;border-radius:999px;
  box-shadow:0 12px 28px rgba(255,106,0,.45);
  transform:rotate(8deg);
}
.catalog-badge svg{width:14px;height:14px;fill:currentColor}

.catalog-info{position:relative;z-index:1}
.catalog-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  padding:7px 14px;border-radius:999px;
  font-size:.78rem;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:#cdd7e6;backdrop-filter:blur(8px);
  margin-bottom:18px;
}
.catalog-eyebrow .dot{
  width:8px;height:8px;border-radius:50%;background:var(--tc-accent);
  box-shadow:0 0 0 4px rgba(255,138,31,.22);
  animation:cat-dot 2s infinite;
}
@keyframes cat-dot{
  0%,100%{box-shadow:0 0 0 4px rgba(255,138,31,.22)}
  50%{box-shadow:0 0 0 8px rgba(255,138,31,.05)}
}
.catalog-info h2{
  color:#fff;font-size:clamp(1.8rem,3.2vw,2.6rem);
  line-height:1.15;margin-bottom:18px;
}
.catalog-accent{
  background:linear-gradient(90deg,var(--tc-accent) 0%,var(--tc-accent-2) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.catalog-lead{
  color:#cfd9ea;font-size:1.05rem;line-height:1.7;max-width:560px;
  margin-bottom:22px;
}
.catalog-points{
  list-style:none;padding:0;margin:0 0 30px;
  display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;
  max-width:580px;
}
.catalog-points li{
  display:flex;align-items:center;gap:10px;
  color:#e6ebf5;font-size:.93rem;
}
.catalog-points li svg{
  flex:0 0 18px;width:18px;height:18px;
  fill:var(--tc-accent-2);
}
.catalog-actions{display:flex;gap:14px;flex-wrap:wrap}
.catalog-actions .btn{padding:14px 24px}
.catalog-actions .btn-dark{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.2);color:#fff;
}
.catalog-actions .btn-dark:hover{
  background:#fff;color:var(--tc-navy);border-color:#fff;
}
@media (max-width:900px){
  .catalog-grid{grid-template-columns:1fr;gap:50px;text-align:center}
  .catalog-cover{order:1}
  .catalog-info{order:2}
  .catalog-points{grid-template-columns:1fr;text-align:left;margin:0 auto 24px}
  .catalog-actions{justify-content:center}
  .catalog-eyebrow{margin-left:auto;margin-right:auto}
  .catalog-book{width:240px}
}

/* ============== PDF Modal ============== */
.pdf-modal{
  position:fixed;inset:0;z-index:9999;
  display:none;align-items:center;justify-content:center;
}
.pdf-modal.open{display:flex}
.pdf-modal-overlay{
  position:absolute;inset:0;
  background:rgba(11,31,58,.85);backdrop-filter:blur(8px);
  cursor:pointer;
}
.pdf-modal-content{
  position:relative;z-index:1;
  width:min(1100px,94vw);height:min(92vh,1000px);
  background:#fff;border-radius:16px;overflow:hidden;
  box-shadow:0 40px 120px rgba(0,0,0,.6);
  display:flex;flex-direction:column;
  animation:pdf-in .35s cubic-bezier(.2,.8,.2,1);
}
@keyframes pdf-in{
  from{opacity:0;transform:translateY(30px) scale(.96)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
.pdf-modal-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;background:var(--tc-bg);
  border-bottom:1px solid var(--tc-line);
}
.pdf-modal-title{
  display:flex;align-items:center;gap:10px;
  font-weight:700;color:var(--tc-navy);font-size:1rem;
}
.pdf-modal-title svg{fill:var(--tc-accent)}
.pdf-modal-tools{display:flex;align-items:center;gap:10px}
.pdf-close{
  width:36px;height:36px;border-radius:50%;
  background:transparent;border:0;cursor:pointer;
  font-size:1.6rem;color:var(--tc-muted);line-height:1;
  display:grid;place-items:center;
  transition:all var(--transition);
}
.pdf-close:hover{background:#fee;color:#dc2626}
#pdfFrame{flex:1;width:100%;border:0;background:#525659}

/* ============== Floating WhatsApp ============== */
.fab-wa{
  position:fixed;right:22px;bottom:22px;z-index:900;
  width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;
  box-shadow:0 12px 28px rgba(37,211,102,.45);
  transition:transform var(--transition);
}
.fab-wa:hover{transform:scale(1.08);color:#fff}
.fab-wa svg{width:26px;height:26px;fill:#fff}

/* ============== Utilities ============== */
.text-center{text-align:center}
.mt-0{margin-top:0!important}
.mb-0{margin-bottom:0!important}
.row{display:grid;grid-template-columns:1fr 1fr;gap:30px}

/* ============== Responsive ============== */
@media (max-width:1400px){
  .main-nav>ul>li>a{padding:18px 14px;font-size:.9rem}
  .main-nav>ul>li>a::after{left:14px;right:14px}
}
@media (max-width:1200px){
  .main-nav>ul>li>a{padding:18px 11px;font-size:.85rem}
  .main-nav>ul>li>a::after{left:11px;right:11px}
  .pill-btn{padding:11px 18px;font-size:.85rem}
  .header-top>.container{gap:14px;height:80px}
}
@media (max-width:1100px){
  .pill-btn{display:none}
}
@media (max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:40px}
  .content-grid{grid-template-columns:1fr}
  .sidebar{position:static}
  .cta-banner{grid-template-columns:1fr;text-align:center}
  .cta-banner .btn-row{justify-content:center}
  .site-footer .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .megamenu,.megamenu.compact{grid-template-columns:1fr}
  .mm-feature{min-height:160px}
  .mm-cols{grid-template-columns:repeat(2,1fr)}
  .ic-btn{display:none}
}
@media (max-width:860px){
  .menu-toggle{display:flex}
  .header-nav>.container{height:auto;padding:0}
  .header-actions .pill-btn,.header-actions .cta-btn{display:none}
  .main-nav{
    position:fixed;top:0;right:-100%;
    width:min(360px,90vw);height:100vh;
    background:#fff;flex-direction:column;align-items:stretch;justify-content:flex-start;
    padding:90px 22px 30px;gap:0;
    box-shadow:-20px 0 40px rgba(0,0,0,.15);
    transition:right .3s ease;overflow-y:auto;
    z-index:1001;
  }
  body.nav-open .main-nav{right:0}
  body.nav-open::after{
    content:"";position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:999;
  }
  .main-nav>ul{flex-direction:column;width:100%}
  .main-nav>ul>li>a{padding:14px 12px;border-bottom:1px solid var(--tc-line)}
  .main-nav>ul>li>a::after{display:none}
  .submenu,.megamenu,.megamenu.compact{
    position:static;transform:none;opacity:1;visibility:visible;
    box-shadow:none;border:0;background:var(--tc-bg);min-width:0;width:100%;
    padding:6px 6px 12px;display:none;grid-template-columns:1fr;border-radius:0;
  }
  .mm-feature{display:none}
  .mm-cols{padding:6px;grid-template-columns:1fr}
  .main-nav li.has-submenu.open>.submenu,
  .main-nav li.has-mega.open>.megamenu{display:block}
  .main-nav .has-submenu>a::after,
  .main-nav .has-mega>a::after{content:"+";margin-left:auto;font-weight:800}
  .main-nav .has-submenu.open>a::after,
  .main-nav .has-mega.open>a::after{content:"−"}
}
@media (max-width:640px){
  .topbar .tb-info{font-size:.78rem;gap:10px}
  .topbar .tb-social{display:none}
  .section{padding:60px 0}
  .prose{padding:26px 22px}
  .stats .stat .num{font-size:2.1rem}
  .row,.form-row,.site-footer .footer-grid{grid-template-columns:1fr}
  .cta-banner{padding:34px 26px}
  .hero{padding:60px 0 70px}
  .site-header .container{height:68px}
}