/* =========================================================
   Sticker Dünyası — Tasarım Token Sistemi
   Ink (lacivert) + Paper (kağıt beyazı) + Teal (soyulma vurgusu) + Amber (fiyat rozeti)
   ========================================================= */
:root{
  --ink:        #14213D;
  --ink-soft:   #3A4763;
  --paper:      #F7F7F5;
  --paper-dim:  #ECECE8;
  --line:       #D8DCE1;
  --teal:       #0F8B8D;
  --teal-dark:  #0B6B6D;
  --amber:      #F2A20C;
  --white:      #FFFFFF;
  --danger:     #C1432A;

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  --radius: 10px;
  --shadow: 0 4px 16px rgba(20,33,61,0.08);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.55;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--ink);
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
.container{ max-width:1180px; margin:0 auto; padding:0 24px; }
.mono{ font-family:var(--font-mono); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 22px; border-radius:8px; border:none; cursor:pointer;
  font-family:var(--font-body); font-weight:600; font-size:15px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary{ background:var(--teal); color:var(--white); }
.btn-primary:hover{ background:var(--teal-dark); transform:translateY(-1px); }
.btn-outline{ background:transparent; color:var(--ink); border:1.5px solid var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--white); }
.btn-amber{ background:var(--amber); color:var(--ink); }
.btn-amber:hover{ filter:brightness(0.95); }
.btn-full{ width:100%; }
.btn:disabled{ opacity:.5; cursor:not-allowed; }

/* ---------- Header ---------- */
.site-header{
  background:var(--white);
  border-bottom:1px solid var(--line);
  position:sticky; top:0; z-index:50;
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 24px;
}
.logo{
  font-family:var(--font-display); font-weight:700; font-size:22px; color:var(--ink);
  display:flex; align-items:center; gap:8px;
}
.logo .peel{
  width:14px; height:14px; background:var(--teal); border-radius:2px;
  display:inline-block; transform:rotate(-8deg);
}
.main-nav{ display:flex; gap:28px; align-items:center; }
.main-nav a{ font-weight:500; font-size:15px; color:var(--ink-soft); }
.main-nav a:hover{ color:var(--teal); }
.cart-link{
  display:flex; align-items:center; gap:6px; font-weight:600;
  background:var(--paper-dim); padding:8px 14px; border-radius:20px;
}
.cart-badge{
  background:var(--teal); color:#fff; font-size:12px; font-weight:700;
  padding:1px 7px; border-radius:10px;
}
.top-bar{
  background:var(--ink); color:var(--paper); font-size:13px;
  padding:6px 0; text-align:center; letter-spacing:.02em;
}

/* ---------- Hero ---------- */
.hero{
  padding:72px 0 56px; border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg, var(--paper) 0%, var(--paper) 100%);
}
.hero-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center; }
.eyebrow{
  font-family:var(--font-mono); font-size:13px; letter-spacing:.08em; text-transform:uppercase;
  color:var(--teal-dark); margin-bottom:14px; display:inline-block;
}
.hero h1{ font-size:44px; line-height:1.08; max-width:560px; }
.hero p.lead{ font-size:18px; color:var(--ink-soft); max-width:480px; margin:18px 0 28px; }
.hero-actions{ display:flex; gap:14px; }

.hero-visual{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:28px; position:relative; overflow:hidden;
}
.hero-illustration{ display:flex; align-items:center; justify-content:center; }
.hero-svg{ width:100%; max-width:420px; height:auto; }
.spec-row{ display:flex; justify-content:space-between; padding:10px 0; border-bottom:1px dashed var(--line); font-family:var(--font-mono); font-size:14px; }
.spec-row:last-child{ border-bottom:none; }
.spec-row b{ color:var(--teal-dark); }

/* Trust strip */
.trust-strip{ display:flex; gap:0; border-bottom:1px solid var(--line); background:var(--white); }
.trust-item{
  flex:1; padding:20px 24px; text-align:center; border-right:1px solid var(--line);
  font-size:14px; font-weight:600; color:var(--ink-soft);
}
.trust-item:last-child{ border-right:none; }
.trust-item span{ display:block; font-family:var(--font-mono); color:var(--teal-dark); font-size:20px; margin-bottom:4px; }

/* Sections get a very subtle dot-grid backdrop for visual richness */
section{
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 22px 22px;
  background-position: -11px -11px;
}
section.hero{ background-image:none; }
section .container{ position:relative; }

/* ---------- Sections ---------- */
section{ padding:64px 0; }
.section-head{ display:flex; justify-content:space-between; align-items:flex-end; margin-bottom:32px; }
.section-head p{ color:var(--ink-soft); max-width:520px; }

/* Category grid */
.cat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.cat-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:22px; transition:transform .15s ease, box-shadow .15s ease;
}
.cat-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--teal); }
.cat-card .icon{
  width:44px; height:44px; border-radius:10px; background:var(--paper-dim);
  display:flex; align-items:center; justify-content:center; margin-bottom:14px; color:var(--teal-dark); font-weight:700;
}
.cat-card:nth-child(4n+2) .icon{ background:rgba(242,162,12,0.14); color:#B87A08; }
.cat-card:nth-child(4n+3) .icon{ background:rgba(15,139,141,0.14); color:var(--teal-dark); }
.cat-card:nth-child(4n+4) .icon{ background:rgba(20,33,61,0.08); color:var(--ink); }
.cat-card h3{ font-size:17px; margin-bottom:6px; }
.cat-card p{ font-size:14px; color:var(--ink-soft); margin:0; }

/* Product grid + peel-hover signature */
.product-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.product-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; position:relative; display:flex; flex-direction:column;
}
.product-thumb{
  aspect-ratio:1/1; background:var(--paper-dim); position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:center; color:var(--ink-soft); font-size:13px;
}
.product-thumb img{ width:100%; height:100%; object-fit:cover; }
/* Peel corner signature: sağ üst köşe hover'da kalkıp paket bilgisini gösterir */
.peel-corner{
  position:absolute; top:0; right:0; width:64px; height:64px;
  background:var(--paper); border-bottom-left-radius:10px;
  box-shadow:-2px 2px 6px rgba(20,33,61,0.12);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:11px; text-align:center; color:var(--ink-soft);
  transform-origin:top right; transition:transform .25s ease;
  clip-path:polygon(100% 0, 0 0, 100% 100%);
}
.product-card:hover .peel-corner{ transform:scale(1.6) rotate(-4deg); }
.product-body{ padding:18px; display:flex; flex-direction:column; gap:8px; flex:1; }
.product-body h3{ font-size:16px; }
.product-meta{ font-family:var(--font-mono); font-size:12.5px; color:var(--ink-soft); display:flex; gap:10px; flex-wrap:wrap; }
.product-price{ margin-top:auto; display:flex; align-items:baseline; justify-content:space-between; }
.product-price .amount{ font-family:var(--font-mono); font-weight:700; font-size:19px; color:var(--ink); }
.product-price .unit{ font-size:12px; color:var(--ink-soft); }
.wholesale-badge{
  background:var(--amber); color:var(--ink); font-size:11px; font-weight:700;
  padding:3px 8px; border-radius:6px; display:inline-block; width:fit-content;
}
.empty-state{
  text-align:center; padding:60px 24px; background:var(--white); border:1px dashed var(--line); border-radius:var(--radius); color:var(--ink-soft);
}

/* Wholesale ladder */
.ladder-section{
  background:var(--ink); background-image:none; padding:64px 0; margin:24px 0;
}
.ladder{ display:flex; gap:16px; }
.ladder-icon{ font-size:22px; margin-bottom:8px; opacity:.9; }
.ladder-step{
  flex:1; background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.14); border-radius:var(--radius); padding:24px; text-align:center;
}
.ladder-step .qty{ font-family:var(--font-mono); font-size:14px; color:#AEB8CC; margin-bottom:8px; }
.ladder-step .price{ font-family:var(--font-mono); font-size:26px; font-weight:700; color:var(--teal); }
.ladder-step.best{ border-color:var(--teal); position:relative; background:rgba(15,139,141,0.14); }
.ladder-step.best::before{
  content:'EN AVANTAJLI'; position:absolute; top:-11px; left:50%; transform:translateX(-50%);
  background:var(--teal); color:#fff; font-size:10px; font-weight:700; padding:3px 10px; border-radius:10px; letter-spacing:.04em;
}

/* ---------- Forms ---------- */
.form-group{ margin-bottom:18px; }
.form-group label{ display:block; font-weight:600; font-size:14px; margin-bottom:6px; }
.form-group .hint{ font-size:12.5px; color:var(--ink-soft); margin-top:4px; }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=password], textarea, select{
  width:100%; padding:11px 14px; border:1.5px solid var(--line); border-radius:8px;
  font-family:var(--font-body); font-size:15px; background:var(--white); color:var(--ink);
}
input:focus, textarea:focus, select:focus{ outline:2px solid var(--teal); outline-offset:1px; border-color:var(--teal); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }

.payment-option{
  border:1.5px solid var(--line); border-radius:var(--radius); padding:16px; margin-bottom:12px;
  display:flex; gap:12px; align-items:flex-start; cursor:pointer;
}
.payment-option.selected{ border-color:var(--teal); background:rgba(15,139,141,0.05); }
.payment-option input{ width:auto; margin-top:3px; }

/* ---------- Cart / Checkout tables ---------- */
table.cart-table{ width:100%; border-collapse:collapse; }
table.cart-table th{ text-align:left; font-size:13px; color:var(--ink-soft); border-bottom:1px solid var(--line); padding:10px 8px; }
table.cart-table td{ padding:14px 8px; border-bottom:1px solid var(--line); vertical-align:middle; }
.qty-input{ width:70px !important; }
.remove-link{ color:var(--danger); font-size:13px; font-weight:600; }
.summary-box{ background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:24px; }
.summary-row{ display:flex; justify-content:space-between; padding:8px 0; }
.summary-row.total{ font-weight:700; font-size:18px; border-top:1px solid var(--line); margin-top:8px; padding-top:14px; }

/* ---------- Alerts ---------- */
.alert{ padding:14px 18px; border-radius:8px; margin-bottom:20px; font-size:14px; }
.alert-success{ background:#E3F3F1; color:var(--teal-dark); border:1px solid var(--teal); }
.alert-error{ background:#FBE8E4; color:var(--danger); border:1px solid var(--danger); }

/* ---------- Footer ---------- */
.site-footer{ background:var(--ink); color:#C9D1E0; padding:48px 0 24px; margin-top:40px; }
.footer-grid{ display:grid; grid-template-columns:2fr 1fr 1fr; gap:32px; margin-bottom:32px; }
.site-footer h4{ color:#fff; font-size:15px; }
.site-footer a{ color:#C9D1E0; font-size:14px; line-height:2.1; }
.site-footer a:hover{ color:var(--amber); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.12); padding-top:20px; font-size:13px; color:#8894AC; text-align:center; }

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .hero-grid{ grid-template-columns:1fr; }
  .cat-grid, .product-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
  .ladder{ flex-direction:column; }
  .trust-strip{ flex-wrap:wrap; }
  .trust-item{ flex:1 1 50%; }
}
@media (max-width: 560px){
  .cat-grid, .product-grid{ grid-template-columns:1fr; }
  .hero h1{ font-size:32px; }
  .main-nav{ display:none; }
}