/* ===== Çağla Kırtasiye — style ===== */
:root{
  --navy:#1A237E;
  --navy-deep:#0E1240;
  --orange:#FF6F00;
  --orange-soft:#FF8F2E;
  --ink:#1a1c2e;
  --muted:#5b607a;
  --line:#e7e9f2;
  --bg:#ffffff;
  --bg-alt:#f5f6fb;
  --radius:18px;
  --shadow:0 18px 40px -18px rgba(26,35,126,.35);
  --shadow-soft:0 10px 30px -14px rgba(20,25,60,.25);
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
h1,h2,h3{font-family:'Poppins',sans-serif;line-height:1.15;letter-spacing:-.02em}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:'Poppins',sans-serif;font-weight:600;font-size:.98rem;
  padding:.9rem 1.7rem;border-radius:100px;cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
  border:2px solid transparent;
}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 12px 26px -10px rgba(255,111,0,.6)}
.btn--primary:hover{transform:translateY(-3px);background:var(--orange-soft);box-shadow:0 18px 34px -10px rgba(255,111,0,.7)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn--ghost:hover{background:#fff;color:var(--navy);transform:translateY(-3px)}
.btn--whatsapp{background:#25D366;color:#fff;margin-top:.4rem}
.btn--whatsapp:hover{transform:translateY(-3px);box-shadow:0 16px 30px -12px rgba(37,211,102,.6)}

/* ===== Header ===== */
.header{
  position:fixed;top:0;left:0;width:100%;z-index:100;
  padding:18px 0;transition:padding .3s ease, background .3s ease, box-shadow .3s ease;
}
.header__inner{display:flex;align-items:center;justify-content:space-between}
.header.scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  box-shadow:0 6px 24px -14px rgba(20,25,60,.4);
  padding:12px 0;
}

.brand{display:flex;align-items:center;gap:.6rem;font-family:'Poppins',sans-serif}
.brand__logo{height:100px;width:auto;flex:none;display:block}
@media(max-width:640px){.brand__logo{height:74px}}
.brand__text{font-weight:600;font-size:1.15rem;color:#fff;letter-spacing:-.01em}
.brand__text strong{color:var(--orange);font-weight:700;margin-left:.15rem}
.header.scrolled .brand__text{color:var(--navy)}

.nav{display:flex;align-items:center;gap:.4rem}
.nav a{
  font-family:'Poppins',sans-serif;font-weight:500;font-size:.95rem;color:#fff;
  padding:.5rem .9rem;border-radius:100px;transition:color .2s, background .2s;
}
.nav a:hover{color:var(--orange)}
.header.scrolled .nav a{color:var(--ink)}
.header.scrolled .nav a:hover{color:var(--orange)}
.nav__cta{background:var(--orange);color:#fff !important}
.nav__cta:hover{background:var(--orange-soft);color:#fff !important}

.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav__toggle span{width:26px;height:2.5px;background:#fff;border-radius:2px;transition:.3s}
.header.scrolled .nav__toggle span{background:var(--navy)}

/* ===== Hero ===== */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
.hero__bg{
  position:absolute;inset:0;
  background:url('https://images.unsplash.com/photo-1456735190827-d1262f71b8a3?w=1920&q=80') center/cover no-repeat;
  transform:scale(1.08);
  animation:heroZoom 14s ease-out forwards;
}
@keyframes heroZoom{to{transform:scale(1)}}
.hero__overlay{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(14,18,64,.9) 0%,rgba(26,35,126,.72) 45%,rgba(26,35,126,.35) 100%);
}
.hero__content{position:relative;z-index:2;color:#fff;max-width:720px;padding-top:80px;padding-bottom:80px}
.hero__eyebrow{
  font-family:'Poppins',sans-serif;font-weight:600;font-size:.8rem;letter-spacing:.22em;
  color:var(--orange-soft);margin-bottom:1rem;
  opacity:0;animation:fadeUp .8s .2s ease forwards;
}
.hero__title{
  font-size:clamp(2.8rem,7vw,5.2rem);font-weight:800;margin-bottom:.4rem;
  opacity:0;animation:fadeUp .8s .35s ease forwards;
}
.hero__slogan{
  font-family:'Poppins',sans-serif;font-weight:600;font-size:clamp(1.3rem,3.2vw,2rem);
  color:var(--orange);margin-bottom:1.1rem;
  opacity:0;animation:fadeUp .8s .5s ease forwards;
}
.hero__desc{
  font-size:1.1rem;color:rgba(255,255,255,.9);max-width:540px;margin-bottom:2rem;
  opacity:0;animation:fadeUp .8s .65s ease forwards;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem;opacity:0;animation:fadeUp .8s .8s ease forwards}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:translateY(0)}}

.hero__scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  width:26px;height:44px;border:2px solid rgba(255,255,255,.6);border-radius:14px;z-index:2;
}
.hero__scroll::before{
  content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);
  width:4px;height:8px;background:#fff;border-radius:2px;animation:scrollDot 1.6s infinite;
}
@keyframes scrollDot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,14px)}100%{opacity:0}}

/* ===== Sections ===== */
.section{padding:96px 0}
.section--alt{background:var(--bg-alt)}
.section__head{text-align:center;max-width:640px;margin:0 auto 56px}
.section__tag{
  display:inline-block;font-family:'Poppins',sans-serif;font-weight:600;
  font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--orange);background:rgba(255,111,0,.1);
  padding:.4rem 1rem;border-radius:100px;margin-bottom:1rem;
}
.section__title{font-size:clamp(2rem,4.4vw,2.9rem);font-weight:700;color:var(--navy)}
.section__sub{color:var(--muted);margin-top:.8rem;font-size:1.08rem}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-soft);border:1px solid var(--line);
  transition:transform .35s ease, box-shadow .35s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.card__media{position:relative;aspect-ratio:4/3;overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.card:hover .card__media img{transform:scale(1.08)}
.card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(14,18,64,.35),transparent 55%);
  opacity:0;transition:opacity .35s;
}
.card:hover .card__media::after{opacity:1}
.card__body{padding:24px 24px 28px;position:relative}
.card__body h3{font-size:1.35rem;color:var(--navy);margin-bottom:.5rem}
.card__body p{color:var(--muted);font-size:.98rem}
.card__badge{
  position:absolute;top:-14px;left:24px;
  background:var(--orange);color:#fff;font-family:'Poppins',sans-serif;font-weight:600;
  font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;
  padding:.35rem .8rem;border-radius:100px;box-shadow:0 8px 18px -8px rgba(255,111,0,.7);
}
.card--wide{grid-column:span 3;flex-direction:row}
.card--wide .card__media{aspect-ratio:auto;flex:1.2;min-height:260px}
.card--wide .card__body{flex:1;display:flex;flex-direction:column;justify-content:center;padding:40px}
.card--wide .card__body h3{font-size:1.9rem}
.card--wide .card__body p{font-size:1.05rem;max-width:420px}
.card--wide .card__badge{position:static;align-self:flex-start;margin-bottom:1rem}

/* ===== Products (katalog) ===== */
.products{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);
  display:flex;flex-direction:column;
  transition:transform .35s ease, box-shadow .35s ease;
}
.prod:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.prod__media{position:relative;aspect-ratio:16/10;overflow:hidden}
.prod__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.prod:hover .prod__media img{transform:scale(1.07)}
.prod__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(14,18,64,.55),transparent 60%);
}
.prod__body{padding:20px 22px 24px}
.prod__body h3{font-size:1.2rem;color:var(--navy);margin-bottom:.85rem}
.prod__tags{list-style:none;display:flex;flex-wrap:wrap;gap:7px}
.prod__tags li{
  font-size:.78rem;font-weight:500;color:var(--navy);
  background:rgba(26,35,126,.07);border:1px solid rgba(26,35,126,.1);
  padding:.32rem .7rem;border-radius:100px;line-height:1;
  transition:background .2s, color .2s;
}
.prod:hover .prod__tags li{background:rgba(255,111,0,.1);border-color:rgba(255,111,0,.2);color:#c25400}
.products__cta{text-align:center;margin-top:44px}

/* ===== About ===== */
.about{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about__media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.about__media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.about__text .section__tag{margin-bottom:1rem}
.about__text .section__title{text-align:left;margin-bottom:1.2rem}
.about__text p{color:var(--muted);margin-bottom:1rem}
.about__text strong{color:var(--navy)}
.about__list{list-style:none;margin-top:1.4rem;display:grid;gap:.7rem}
.about__list li{position:relative;padding-left:2rem;color:var(--ink);font-weight:500}
.about__list li::before{
  content:"";position:absolute;left:0;top:.35em;width:20px;height:20px;border-radius:50%;
  background:var(--orange);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/70% no-repeat;
          mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/70% no-repeat;
}

/* ===== Contact ===== */
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:32px}
.contact__info{display:flex;flex-direction:column;gap:14px}
.contact__item{
  display:flex;flex-direction:column;gap:.2rem;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:18px 22px;box-shadow:var(--shadow-soft);
  transition:transform .25s, box-shadow .25s;
}
a.contact__item:hover{transform:translateX(4px);box-shadow:var(--shadow)}
.contact__label{font-family:'Poppins',sans-serif;font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--orange)}
.contact__value{font-weight:600;color:var(--navy);font-size:1.05rem}
.contact__map{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:380px}
.contact__map iframe{width:100%;height:100%;min-height:380px;filter:grayscale(.15)}

/* ===== Footer ===== */
.footer{background:var(--navy-deep);color:#fff;padding-top:56px}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr 1.4fr;gap:36px;padding-bottom:40px}
.footer .brand__text{color:#fff}
.footer__brand p{color:rgba(255,255,255,.6);margin-top:1rem;font-size:.95rem}
.footer__brand .brand{margin-bottom:0}
.footer__nav{display:flex;flex-direction:column;gap:.6rem}
.footer__nav a{color:rgba(255,255,255,.75);font-size:.98rem;transition:color .2s}
.footer__nav a:hover{color:var(--orange)}
.footer__contact{display:flex;flex-direction:column;gap:.6rem}
.footer__contact a,.footer__contact span{color:rgba(255,255,255,.75);font-size:.95rem;transition:color .2s}
.footer__contact a:hover{color:var(--orange)}
.footer__bar{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;font-size:.88rem;color:rgba(255,255,255,.55)}

/* ===== WhatsApp float ===== */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;
  box-shadow:0 14px 30px -8px rgba(37,211,102,.65);
  transition:transform .25s;
}
.wa-float::before{
  content:"";position:absolute;inset:0;border-radius:50%;
  background:#25D366;opacity:.55;animation:waPulse 2.2s infinite;z-index:-1;
}
@keyframes waPulse{0%{transform:scale(1);opacity:.55}70%{transform:scale(1.6);opacity:0}100%{opacity:0}}
.wa-float:hover{transform:scale(1.08)}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s ease, transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:960px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .products{grid-template-columns:repeat(2,1fr)}
  .card--wide{grid-column:span 2;flex-direction:column}
  .card--wide .card__media{min-height:220px;width:100%}
  .card--wide .card__body{padding:28px}
  .contact{grid-template-columns:1fr}
  .about{grid-template-columns:1fr;gap:32px}
  .footer__inner{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .section{padding:70px 0}
  .nav{
    position:fixed;inset:0 0 auto;top:0;flex-direction:column;justify-content:center;
    gap:1.2rem;height:100vh;background:var(--navy-deep);
    transform:translateX(100%);transition:transform .35s ease;
  }
  .nav.open{transform:none}
  .nav a{color:#fff !important;font-size:1.3rem}
  .header.scrolled .nav a{color:#fff !important}
  .nav__toggle{display:flex;z-index:110}
  .nav__toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);background:#fff}
  .nav__toggle.open span:nth-child(2){opacity:0}
  .nav__toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);background:#fff}
  .cards{grid-template-columns:1fr}
  .products{grid-template-columns:1fr}
  .card--wide{grid-column:span 1}
  .footer__inner{grid-template-columns:1fr}
}