:root{
  --container-padding: 5%;
  --header-height: 80px;
  --text: #0f172a;
  --muted: #334155;
  --white: #ffffff;
  --shadow: 0 18px 40px rgba(2,6,23,.22);
  --radius: 16px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior: smooth; }
html, body{ height:100%; }

body{
  margin:0;
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* Header (daha sakin) */
.site-header{
  position: fixed;
  top:0; left:0; right:0;
  height: var(--header-height);
  z-index: 50;
  background: rgba(8, 12, 24, .90);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.header-container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 100%;
  padding: 0 var(--container-padding);
}

.site-logo{
  display:flex;
  align-items:center;
  text-decoration:none;
  color: var(--white);
  font-weight: 600;
  font-size: 1.5rem;
  white-space: nowrap;
}

.site-nav{
  display:flex;
  align-items:center;
  gap: 20px;
}

.nav-list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  align-items:center;
  gap: 12px;
}

.nav-link{
  position: relative;
  display:inline-block;
  padding: 10px 14px;
  color: rgba(255,255,255,.88);
  text-decoration:none;
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: -0.01em;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.nav-link:hover{
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.18);
  transform: translateY(-1px);
}

/* Mobil toggle - daha minimal */
.menu-toggle{
  display:none;
  appearance:none;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  padding: 0;
  cursor:pointer;
  align-items:center;
  justify-content:center;
}
.menu-toggle:active{ transform: none; }

/* Hero */
.hero{
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
  display:flex;
  align-items:center;
  position: relative;
  overflow: hidden;

  background: url(../resimler/tisort-baski-arkaplan-masaustu.png) center / cover no-repeat;
}

.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.35) 45%, transparent 100%);
  pointer-events:none;
}

.hero-content{
  width: 90%;
  margin: 0 auto;
  padding: 40px 0 80px;
  position: relative;
  z-index: 1;
}

.hero-inner{
  width: 100%;
}

.hero-title{
  margin: 0 0 18px 0;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #fff;
  font-weight: 700;
}

.hero-subtitle{
  margin: 0 0 28px 0;
  color: rgba(255,255,255,.7);
  font-size: 1.05rem;
  line-height: 1.5;
  max-width: 48ch;
}

.hero-actions{
  display:flex;
  align-items:center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary{
  position: relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  border: none;
  background: linear-gradient(135deg, #4f46e5 0%, #0e7490 100%);
  color: #fff;
  padding: 14px 24px;
  border-radius: 12px;
  text-decoration:none;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  overflow: hidden;
  transition: transform .16s ease, box-shadow .2s ease;
}
.btn-primary::before{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,.25) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform .4s ease;
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
}
.btn-primary:hover::before{
  transform: translateX(100%);
}
.btn-primary .bi-whatsapp{
  color: #fff;
  font-size: 1.2em;
  position: relative;
  z-index: 1;
}
.btn-primary span{
  position: relative;
  z-index: 1;
}
.btn-primary:active{ transform: translateY(0); }

/* Mobil Drawer (daha zarif, cam efekti yok) */
.drawer-backdrop{
  position: fixed;
  inset: 0;
  background: rgba(2,6,23,.45);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
  z-index: 70;
}
.drawer-backdrop.is-open{
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer{
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: min(86vw, 320px);
  background: #0b1224;
  border-right: 1px solid rgba(255,255,255,.10);
  transform: translateX(-12px);
  opacity: 0;
  pointer-events: none;
  transition: transform .20s ease, opacity .16s ease;
  z-index: 80;
  padding: 22px 18px;
}
.mobile-drawer.is-open{
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.drawer-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,.10);
}

.drawer-close{
  appearance:none;
  border: 1px solid rgba(255,255,255,.16);
  background: transparent;
  color: rgba(255,255,255,.9);
  width: 40px;
  height: 40px;
  border-radius: 12px;
  padding: 0;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.drawer-close:active{ transform:none; }

.drawer-nav{ margin-top: 0; }

.drawer-list{
  list-style:none;
  padding:0;
  margin: 12px 0 0 0;
  display:flex;
  flex-direction:column;
}

.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 10px;
  color: rgba(255,255,255,.92);
  text-decoration:none;
  font-weight: 500;
  background: transparent;
  border: 1px solid transparent;
  transition: background .15s ease, border-color .15s ease;
}
.drawer-link:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
}

/* item ayraçları + radius düzeltmeleri */
.drawer-list li + li .drawer-link{
  border-top: 1px solid rgba(255,255,255,.08);
}
.drawer-list li:first-child .drawer-link{
  border-radius: 12px 12px 0 0;
}
.drawer-list li:last-child .drawer-link{
  border-radius: 0 0 12px 12px;
}

/* Sections */
.section{
  padding: 80px 0;
  position: relative;
}
.section-light{
  background: linear-gradient(180deg, #1e293b 0%, #334155 50%, #1e293b 100%);
  color: #fff;
  border-top: 1px solid rgba(255,255,255,.06);
}
.section-dark{
  background: linear-gradient(180deg, #1a2533 0%, #2d3a4d 50%, #1e293b 100%);
  color: #fff;
  border-top: 1px solid rgba(255,255,255,.06);
}
.section-bg-light{
  background: #f5f5fa;
  border-top: 1px solid rgba(0,0,0,.06);
}
.section-bg-light .section-title{
  color: #0f172a;
}
.section-bg-light .section-title.title-center .title-text::after{
  background: linear-gradient(90deg, transparent 0%, rgba(15,23,42,.12) 12%, rgba(15,23,42,.3) 50%, rgba(15,23,42,.12) 88%, transparent 100%);
}
.section-bg-light .section-desc{
  color: #475569;
}
.section-inner{
  width: 90%;
  margin: 0 auto;
}
.section-title{
  margin: 0 0 16px 0;
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}
.section-title.title-center{
  text-align: center;
  padding-bottom: 0;
  margin-bottom: 0;
}
.section-title.title-center .title-text{
  display: inline-block;
  position: relative;
}
.section-title.title-center .title-text::after{
  content: "";
  display: block;
  margin-top: 12px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.2) 12%, rgba(255,255,255,.35) 50%, rgba(255,255,255,.2) 88%, transparent 100%);
}
.section-desc{
  margin: 0 0 32px 0;
  color: rgba(255,255,255,.75);
  line-height: 1.7;
  font-size: 1.05rem;
}

/* Features grid */
.features-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.feature-card{
  padding: 24px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.feature-card:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
  transform: translateY(-2px);
}
.feature-icon{
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99,102,241,.25);
  border-radius: 12px;
  margin-bottom: 16px;
  color: #a5b4fc;
}
.feature-title{
  margin: 0 0 8px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
}
.feature-text{
  margin: 0;
  font-size: 0.95rem;
  color: rgba(255,255,255,.7);
  line-height: 1.55;
}

/* Tişört Baskı Modelleri - ürün kartları */
.product-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 40px;
}
.product-card{
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  overflow: hidden;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.product-card:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
  transform: translateY(-2px);
}
.section-bg-light .product-card{
  background: #fff;
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 2px 12px rgba(15,23,42,.06);
}
.section-bg-light .product-card:hover{
  background: #fff;
  border-color: rgba(15,23,42,.12);
  box-shadow: 0 8px 24px rgba(15,23,42,.1);
}
.product-card-img{
  aspect-ratio: 1;
  width: 100%;
  object-fit: cover;
  display: block;
}
.product-card-name{
  padding: 18px 20px;
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  text-align: center;
}
.section-bg-light .product-card-name{
  color: #0f172a;
}

/* Article (içerik sayfası) */
.article-section{
  padding: 80px 0;
  background: #f5f5fa;
  border-top: 1px solid rgba(0,0,0,.06);
}
.article-inner{
  width: 90%;
  margin: 0 auto;
}
.article-section h1{
  margin: 0 0 16px 0;
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-align: center;
  padding-bottom: 0;
  color: #0f172a;
}
.article-section h1 .title-text{
  display: inline-block;
  position: relative;
}
.article-section h1 .title-text::after{
  content: "";
  display: block;
  margin-top: 12px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(15,23,42,.15) 12%, rgba(15,23,42,.35) 50%, rgba(15,23,42,.15) 88%, transparent 100%);
}
.article-section h2{
  margin: 48px 0 16px 0;
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #0f172a;
}
.article-section h2:first-of-type{ margin-top: 0; }
.article-section p{
  margin: 0 0 20px 0;
  color: #475569;
  line-height: 1.75;
  font-size: 1.05rem;
}

/* SSS (açılır kapanır) */
.faq-section{
  padding: 80px 0;
  background: linear-gradient(180deg, #1e293b 0%, #334155 50%, #1a2533 100%);
  color: #fff;
  border-top: 1px solid rgba(255,255,255,.06);
}
.faq-inner{
  width: 90%;
  margin: 0 auto;
}
.faq-list{
  list-style: none;
  margin: 32px 0 0 0;
  padding: 0;
}
.faq-item{
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  background: rgba(255,255,255,.03);
}
.faq-q{
  margin: 0;
  padding: 18px 20px;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  border: none;
  background: transparent;
  font-family: inherit;
  transition: background .2s ease;
}
.faq-q:hover{
  background: rgba(255,255,255,.06);
}
.faq-q .bi-chevron-down{
  flex-shrink: 0;
  transition: transform .25s ease;
  color: rgba(255,255,255,.6);
}
.faq-item.is-open .faq-q .bi-chevron-down{
  transform: rotate(180deg);
}
.faq-a-wrap{
  overflow: hidden;
  max-height: 0;
  transition: max-height .3s ease;
}
.faq-item.is-open .faq-a-wrap{
  max-height: 300px;
}
.faq-a{
  margin: 0;
  padding: 0 20px 18px 20px;
  color: rgba(255,255,255,.75);
  line-height: 1.65;
  font-size: 0.98rem;
}

/* Contact */
.contact-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.contact-card{
  padding: 28px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: background .2s ease, border-color .2s ease;
}
.contact-card:hover{
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.18);
}
.contact-icon{
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34,211,238,.2);
  border-radius: 12px;
  color: #67e8f9;
}
.contact-label{
  font-size: 0.85rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 4px;
}
.contact-value{
  font-size: 1.05rem;
  font-weight: 500;
  color: #fff;
}
.contact-value a{
  color: inherit;
  text-decoration: none;
}
.contact-value a:hover{
  text-decoration: underline;
}

/* Footer */
.site-footer{
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,.06);
  background: linear-gradient(180deg, #080c18 0%, #060910 100%);
  color: rgba(255,255,255,.55);
  font-size: 0.9rem;
}
.footer-inner{
  width: 90%;
  margin: 0 auto;
  text-align: center;
}

/* Responsive */
@media (max-width: 900px){
  .nav-list{ display:none; }
  .menu-toggle{ display:flex; }
  .hero{
	background-image: url(../resimler/tisort-baski-arkaplan-mobil.png);
  }
  .hero::before{
	background: rgba(0,0,0,.5);
  }
  .product-grid{
	grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px){
  .hero-content{ padding-top: 24px; }
  .section{ padding: 56px 0; }
  .article-section, .faq-section{ padding: 56px 0; }
}

/* Accessibility: reduce motion */
@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
}