/* ===== TEKİN PACK AMBALAJ — STİL ===== */
:root{
  --navy:#0b1f3a;        /* koyu lacivert (kurumsal) */
  --navy-2:#102a4c;
  --accent:#e11d2a;      /* kırmızı vurgu */
  --accent-dark:#b91622;
  --ink:#1a2436;
  --muted:#5b6b82;
  --line:#e6eaf0;
  --bg-light:#f5f7fa;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 10px 30px rgba(11,31,58,.10);
  --shadow-lg:0 20px 50px rgba(11,31,58,.18);
  --max:1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,Arial,sans-serif;
  color:var(--ink);
  line-height:1.65;
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3,h4,h5{line-height:1.2;letter-spacing:-.02em;color:var(--navy)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}

/* ===== BUTONLAR ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  cursor:pointer;border:none;transition:.2s ease;white-space:nowrap;
}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-2);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-whatsapp{background:#25d366;color:#fff;margin-top:8px}
.btn-whatsapp:hover{background:#1ebe5a;transform:translateY(-2px)}

/* ===== TOPBAR ===== */
.topbar{background:var(--navy);color:#cdd7e6;font-size:13px}
.topbar-inner{display:flex;align-items:center;gap:14px;height:40px;flex-wrap:wrap;justify-content:center}
.topbar-sep{opacity:.4}

/* ===== HEADER ===== */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:.3s}
.header.scrolled{box-shadow:var(--shadow)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));
  color:#fff;font-weight:900;font-size:18px;letter-spacing:-.5px;
}
.logo-text{display:flex;flex-direction:column;line-height:1;font-weight:800;color:var(--navy);font-size:18px;letter-spacing:.5px}
.logo-text strong{color:var(--accent)}
.logo-text small{font-size:9px;letter-spacing:3px;color:var(--muted);font-weight:600;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav>a{padding:10px 14px;font-weight:600;font-size:15px;color:var(--ink);border-radius:8px;transition:.2s}
.nav>a:hover{color:var(--accent)}
.nav .nav-cta{margin-left:8px;color:#fff}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.hamburger span{width:26px;height:3px;background:var(--navy);border-radius:3px;transition:.3s}

/* ===== HERO ===== */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    linear-gradient(135deg, rgba(11,31,58,.92) 0%, rgba(16,42,76,.82) 55%, rgba(11,31,58,.94) 100%),
    radial-gradient(1200px 600px at 80% -10%, rgba(225,29,42,.30), transparent 60%),
    url('images/hero.png') center/cover no-repeat;
  padding:96px 0 0;
}
.hero-overlay{
  position:absolute;inset:0;opacity:.5;pointer-events:none;
  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:46px 46px;
}
.hero-content{position:relative;text-align:center;max-width:840px}
.hero-eyebrow{letter-spacing:4px;font-size:13px;font-weight:700;color:#ff8a92;margin-bottom:18px}
.hero h1{font-size:clamp(34px,5.5vw,60px);font-weight:900;color:#fff}
.hero h1 span{color:var(--accent);position:relative}
.hero-sub{margin:22px auto 32px;font-size:clamp(16px,2vw,19px);color:#c6d2e3;max-width:680px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-stats{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:70px;padding:30px 24px;border-top:1px solid rgba(255,255,255,.12)}
.stat{text-align:center}
.stat strong{display:block;font-size:34px;font-weight:900;color:#fff}
.stat span{font-size:13px;color:#9fb0c8;letter-spacing:1px}

/* ===== GENEL BÖLÜM ===== */
.section{padding:96px 0}
.section-light{background:var(--bg-light)}
.section-dark{background:var(--navy);color:#fff}
.eyebrow{letter-spacing:3px;font-size:13px;font-weight:800;color:var(--accent);margin-bottom:14px}
.eyebrow-light{color:#ff8a92}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-head h2{font-size:clamp(28px,4vw,42px);font-weight:800}
.section-lead{color:var(--muted);margin-top:14px;font-size:17px}
.h2-light{color:#fff}
.text-light{color:#c6d2e3}

/* ===== KURUMSAL ===== */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.grid-2-center{align-items:center}
.about-visual{
  position:relative;min-height:440px;border-radius:var(--radius);
  background:#102a4c url('images/kurumsal.png') center/cover no-repeat;box-shadow:var(--shadow-lg);
  overflow:hidden;
}
.about-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,31,58,.15),rgba(11,31,58,.45));
}
.about-badge{
  position:absolute;bottom:24px;left:24px;z-index:2;background:#fff;color:var(--navy);
  padding:16px 22px;border-radius:12px;font-size:13px;letter-spacing:2px;font-weight:700;box-shadow:var(--shadow)
}
.about-badge strong{display:block;font-size:26px;color:var(--accent);letter-spacing:0}
.about-text h2{font-size:clamp(26px,3.5vw,38px);margin-bottom:18px}
.about-text p{color:var(--muted);margin-bottom:16px}
.check-list{list-style:none;margin:20px 0 28px;display:grid;gap:12px}
.check-list li{position:relative;padding-left:32px;font-weight:600;color:var(--ink)}
.check-list li::before{content:"✓";position:absolute;left:0;top:0;width:22px;height:22px;
  background:var(--accent);color:#fff;border-radius:50%;display:grid;place-items:center;font-size:13px}

/* ===== ÜRÜNLER ===== */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  transition:.25s;position:relative;overflow:hidden;
}
.product-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--c,#e11d2a);transform:scaleX(0);transform-origin:left;transition:.3s}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.product-card:hover::before{transform:scaleX(1)}
.product-icon{
  width:60px;height:60px;border-radius:14px;display:grid;place-items:center;
  background:color-mix(in srgb,var(--c,#e11d2a) 14%,#fff);
  color:var(--c,#e11d2a);font-weight:900;font-size:15px;margin-bottom:18px;letter-spacing:.5px;
}
.product-card h3{font-size:20px;margin-bottom:10px}
.product-card p{color:var(--muted);font-size:15px}
.product-card-cta{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:14px}
.product-card-cta h3,.product-card-cta p{color:#fff}
.product-card-cta p{color:#c6d2e3}
.product-card-cta::before{display:none}

/* ===== SEKTÖRLER ===== */
.sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.sector{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:.25s}
.sector:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.sector span{font-size:38px;display:block;margin-bottom:14px}
.sector h4{font-size:19px;margin-bottom:8px}
.sector p{color:var(--muted);font-size:15px}

/* ===== KALİTE ===== */
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:30px}
.feature{padding:20px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:12px}
.feature strong{display:block;color:#fff;font-size:17px;margin-bottom:6px}
.feature span{color:#9fb0c8;font-size:14px}
.quality-visual{min-height:420px;border-radius:var(--radius);
  background:#0b1f3a url('images/filmler.png') center/cover no-repeat;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.quality-visual::after{content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(11,31,58,.55),rgba(31,75,133,.35))}

/* ===== İLETİŞİM ===== */
.contact-wrap{display:grid;grid-template-columns:1fr 1.3fr;gap:40px}
.contact-info{background:var(--navy);color:#fff;border-radius:var(--radius);padding:40px}
.ci-item{display:flex;gap:16px;margin-bottom:26px}
.ci-item span{font-size:22px}
.ci-item strong{display:block;margin-bottom:4px}
.ci-item p{color:#c6d2e3;font-size:15px}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.map-wrap{grid-column:1/-1;margin-top:36px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.map-wrap iframe{width:100%;height:380px;border:0;display:block;filter:grayscale(.2) contrast(1.05)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;
  margin-bottom:16px;background:#fbfcfe;transition:.2s
}
.contact-form .form-row input{margin-bottom:0}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(225,29,42,.12)}

/* ===== FOOTER ===== */
.footer{background:#081628;color:#9fb0c8;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:50px}
.logo-footer .logo-text{color:#fff}
.footer-about{margin-top:16px;font-size:15px;max-width:280px}
.footer h5{color:#fff;margin-bottom:18px;font-size:15px;letter-spacing:1px}
.footer-grid a{display:block;padding:6px 0;font-size:15px;color:#9fb0c8;transition:.2s}
.footer-grid a:hover{color:var(--accent)}
.footer-contact{font-size:15px;line-height:2}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:14px}

/* ===== WHATSAPP FLOAT ===== */
.float-wa{
  position:fixed;right:22px;bottom:22px;z-index:200;width:58px;height:58px;border-radius:50%;
  background:#25d366;color:#fff;display:grid;place-items:center;font-size:26px;
  box-shadow:0 8px 24px rgba(37,211,102,.5);transition:.25s
}
.float-wa:hover{transform:scale(1.1)}

/* ===== SCROLL ANIMASYON ===== */
.reveal{opacity:0;transform:translateY(28px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ===== RESPONSIVE ===== */
@media(max-width:980px){
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .nav{position:fixed;top:74px;right:0;left:0;background:#fff;flex-direction:column;
    padding:18px 24px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-150%);transition:.35s;align-items:stretch}
  .nav.open{transform:none}
  .nav>a{padding:14px 10px;border-bottom:1px solid var(--line)}
  .nav .nav-cta{text-align:center;margin:10px 0 0}
  .hamburger{display:flex}
  .grid-2,.contact-wrap{grid-template-columns:1fr;gap:36px}
  .sector-grid{grid-template-columns:1fr 1fr}
  .feature-list{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr;gap:30px 20px}
  .section{padding:64px 0}
}
@media(max-width:520px){
  .product-grid,.sector-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr;gap:0}
  .topbar{display:none}
  .footer-grid{grid-template-columns:1fr}
}

/* =================================================== */
/* =============  HAREKET / ANİMASYON  =============== */
/* =================================================== */

/* Scroll ilerleme çubuğu */
.scroll-progress{
  position:fixed;top:0;left:0;height:4px;width:0;z-index:300;
  background:linear-gradient(90deg,var(--accent),#ff6b73);
  box-shadow:0 0 12px rgba(225,29,42,.6);transition:width .08s linear
}

/* Hero — animasyonlu zemin & süzülen şekiller */
.hero{padding-bottom:0}
.hero-shapes{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(40px);opacity:.55;will-change:transform}
.blob-1{width:480px;height:480px;top:-120px;right:-80px;
  background:radial-gradient(circle,rgba(225,29,42,.55),transparent 70%);animation:float1 14s ease-in-out infinite}
.blob-2{width:420px;height:420px;bottom:-140px;left:-100px;
  background:radial-gradient(circle,rgba(31,75,133,.7),transparent 70%);animation:float2 18s ease-in-out infinite}
.film-sheet{position:absolute;border-radius:18px;will-change:transform;
  background:linear-gradient(135deg,rgba(255,255,255,.10),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(2px)}
.sheet-1{width:200px;height:260px;top:14%;left:8%;transform:rotate(-14deg);animation:drift 9s ease-in-out infinite}
.sheet-2{width:150px;height:200px;top:22%;right:12%;transform:rotate(12deg);animation:drift 11s ease-in-out infinite reverse}
.sheet-3{width:120px;height:160px;bottom:24%;left:18%;transform:rotate(8deg);animation:drift 13s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-30px,40px) scale(1.08)}}
@keyframes float2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(40px,-30px) scale(1.1)}}
@keyframes drift{0%,100%{transform:translateY(0) rotate(var(--r,0))}50%{transform:translateY(-22px) rotate(var(--r,0))}}

/* gradyan akan başlık */
.grad-text{
  background:linear-gradient(90deg,#ff6b73,#e11d2a,#ff8a92,#e11d2a);
  background-size:300% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:gradShift 6s linear infinite
}
@keyframes gradShift{to{background-position:300% 0}}

/* giriş animasyonu (reveal-up) */
.reveal-up{opacity:0;transform:translateY(40px);animation:none}
.reveal-up.in{animation:riseIn .9s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes riseIn{to{opacity:1;transform:none}}

/* scroll ipucu */
.scroll-cue{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);
  width:26px;height:42px;border:2px solid rgba(255,255,255,.4);border-radius:14px;display:grid;justify-items:center;padding-top:7px;z-index:3}
.scroll-cue span{width:4px;height:8px;background:#fff;border-radius:3px;animation:cue 1.6s infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}40%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* kayan ürün şeridi (marquee) */
.marquee{background:var(--accent);color:#fff;overflow:hidden;padding:16px 0;white-space:nowrap}
.marquee-track{display:inline-flex;align-items:center;gap:26px;animation:scrollX 28s linear infinite;font-weight:800;letter-spacing:2px;font-size:15px}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee i{opacity:.55;font-style:normal}
@keyframes scrollX{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* parallax yüzen etiketler */
.float-chip{position:absolute;z-index:3;background:#fff;color:var(--navy);font-weight:700;font-size:13px;
  padding:10px 16px;border-radius:999px;box-shadow:var(--shadow);will-change:transform}
.chip-a{top:30px;right:-14px}
.chip-b{bottom:90px;right:30px;background:var(--accent);color:#fff}

/* kalite görseli süslemeleri */
.q-ring{position:absolute;z-index:2;top:50%;left:50%;width:220px;height:220px;margin:-110px 0 0 -110px;
  border:2px dashed rgba(255,255,255,.6);border-radius:50%;animation:spin 22s linear infinite}
.q-dot{position:absolute;z-index:2;top:50%;left:50%;width:16px;height:16px;margin:-118px 0 0 -8px;
  background:var(--accent);border-radius:50%;transform-origin:8px 118px;animation:spin 22s linear infinite;box-shadow:0 0 16px var(--accent)}
@keyframes spin{to{transform:rotate(360deg)}}

/* genel reveal (script tarafından eklenen .reveal) */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* tilt kartlar */
[data-tilt]{transform-style:preserve-3d;transition:transform .25s ease}
.product-card{transform-style:preserve-3d}

/* ürün detayları (aç/kapa) */
.product-specs{max-height:0;overflow:hidden;opacity:0;
  transition:max-height .4s ease,opacity .35s ease,margin .35s ease;display:grid;gap:10px}
.product-card.open .product-specs{max-height:320px;opacity:1;margin-top:16px}
.product-specs div{display:flex;flex-direction:column;gap:2px;padding:8px 12px;background:var(--bg-light);border-radius:8px}
.product-specs b{font-size:12px;letter-spacing:.5px;color:var(--c,#e11d2a);text-transform:uppercase}
.product-specs span{font-size:14px;color:var(--ink)}
.card-toggle{margin-top:16px;background:none;border:none;color:var(--c,#e11d2a);font-weight:700;font-size:14px;
  cursor:pointer;padding:4px 0;font-family:inherit;transition:.2s}
.card-toggle:hover{opacity:.7}
.cta-buttons{display:flex;flex-direction:column;gap:10px;width:100%}
.btn-ghost-dark{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn-ghost-dark:hover{background:#fff;color:var(--navy)}

/* Neden Biz */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;text-align:center;transition:.25s}
.why:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.why-ico{display:inline-grid;place-items:center;width:64px;height:64px;border-radius:50%;
  background:color-mix(in srgb,var(--accent) 12%,#fff);font-size:30px;margin-bottom:16px}
.why h4{font-size:19px;margin-bottom:8px}
.why p{color:var(--muted);font-size:15px}

/* form notu */
.form-note{margin-top:14px;font-size:14px;color:#16a34a;opacity:0;transition:.3s;min-height:1px}
.form-note.show{opacity:1}

@media(max-width:980px){.why-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.why-grid{grid-template-columns:1fr}}

/* erişilebilirlik: hareketi azalt */
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal,.reveal-up{opacity:1 !important;transform:none !important}
}