/* ════════════════════════════════════════════════════
   TechTip® — katalog teması
   gümüş degrade zemin · lacivert #193d89 · çelik mavisi kapak
   ════════════════════════════════════════════════════ */

:root {
  --navy: #193d89;
  --navy-2: #264387;
  --ink: #1c2c56;
  --steel: #0e416c;
  --steel-deep: #05365e;
  --gray: #7c7c7c;
  --gray-2: #a9a9a9;
  --line: rgba(25, 61, 137, 0.14);
  --text: #1f2a44;
  --muted: #5d6475;
  --silver: linear-gradient(135deg, #ffffff 0%, #e6e6e6 22%, #c2c2c2 50%, #e4e4e4 78%, #fbfbfb 100%);
  --font-brand: "Lexend", "Poppins", system-ui, sans-serif;
  --font-body: "Poppins", system-ui, sans-serif;
  --wrap: 73.75rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  /* tema-duyarlı yüzeyler (açık = katalog kâğıdı) */
  --accent: var(--navy);
  --page-bg: #dcdcdc;
  --surface: rgba(255, 255, 255, 0.55);
  --surface-2: rgba(255, 255, 255, 0.75);
  --chip-border: rgba(25, 61, 137, 0.25);
  --nav-bg: rgba(246, 246, 246, 0.92);
  --menu-bg: #f4f4f4;
  --about-base: linear-gradient(135deg, #ffffff 0%, #d6d6d6 60%, #bdbdbd 100%);
  --apps-bg: linear-gradient(170deg, #b4b4b4 0%, #9d9d9d 50%, #b0b0b0 100%);
  --tmark-ring: rgba(255, 255, 255, 0.55);
  --tmark-mark: 0.6;
  --vword: rgba(25, 61, 137, 0.08);
  --rule: var(--navy);
  --art-filter: none;           /* ikon + teknik çizim */
  --logo-url: url("img/techtip-logo-color.png");
  color-scheme: light;
}

/* ─── KOYU TEMA — gece mavisi grafit, katalog lacivertini koruyarak ─── */
:root[data-theme="dark"] {
  --ink: #e8edf6;
  --text: #d6dce8;
  --muted: #98a1b4;
  --gray: #aab0bc;
  --gray-2: #6c7486;
  --line: rgba(157, 184, 240, 0.16);
  --accent: #9fbaf2;
  --page-bg: #0e131c;
  --silver: linear-gradient(135deg, #1e2635 0%, #171e2b 24%, #10151f 50%, #161d29 78%, #1d2534 100%);
  --surface: rgba(255, 255, 255, 0.05);
  --surface-2: rgba(255, 255, 255, 0.07);
  --chip-border: rgba(159, 186, 242, 0.28);
  --nav-bg: rgba(13, 18, 27, 0.9);
  --menu-bg: #111826;
  --about-base: linear-gradient(135deg, #1f2735 0%, #151b27 60%, #0f141d 100%);
  --apps-bg: linear-gradient(170deg, #252e3e 0%, #1b2230 50%, #232b3a 100%);
  --tmark-ring: rgba(255, 255, 255, 0.045);
  --tmark-mark: 0.07;
  --vword: rgba(159, 186, 242, 0.06);
  --rule: #4f76cc;
  --art-filter: invert(1) hue-rotate(180deg) saturate(1.3) brightness(1.08);
  --logo-url: url("img/techtip-logo-dark.png");
  color-scheme: dark;
}
:root[data-theme="dark"] .only-light,
:root:not([data-theme="dark"]) .only-dark { display: none !important; }

/* ─── Akışkan ölçek: 15" dizüstünden 32" 4K monitöre ───
   Ölçüler rem tabanlı; kök font büyüdükçe kap genişliği, tipografi ve boşluklar birlikte büyür. */
html { font-size: 100%; }
@media (min-width: 1680px) { html { font-size: 106.25%; } }  /* 17px */
@media (min-width: 1920px) { html { font-size: 112.5%; } }   /* 18px — 24"/27" FHD */
@media (min-width: 2400px) { html { font-size: 125%; } }     /* 20px — 27"/32" QHD */
@media (min-width: 3000px) { html { font-size: 150%; } }     /* 24px — 32" 4K @100% */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--page-bg);
  transition: background-color .3s;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
sup { font-size: 0.55em; }
.wrap { width: min(var(--wrap), 100% - 2rem); margin-inline: auto; position: relative; }
::selection { background: var(--navy); color: #fff; }
:focus-visible { outline: 2px solid var(--navy); outline-offset: 3px; }

/* ─── Butonlar ─── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .9rem 1.6rem;
  font-family: var(--font-brand); font-weight: 600; font-size: .92rem; letter-spacing: .02em;
  border: 1.5px solid transparent; border-radius: 2px;
  transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--ink); }
.btn--white { background: #fff; color: var(--navy); }
.btn--white:hover { background: #e9eefb; }
.btn--line { border-color: rgba(255,255,255,.7); color: #fff; }
.btn--line:hover { background: rgba(255,255,255,.12); }
.btn--sm { padding: .6rem 1.1rem; font-size: .82rem; }

/* ─── Katalog motifleri ─── */
/* Diyagonal lacivert bant + ince beyaz çizgi (katalog s.1, s.3, s.5) */
.band {
  position: absolute; left: 0; right: 0; bottom: -1px; height: 14%;
  background: var(--navy);
  clip-path: polygon(0 60%, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}
.band::before {
  content: ""; position: absolute; inset: 0;
  background: #fff;
  clip-path: polygon(0 88%, 100% 28%, 100% 34%, 0 94%);
  opacity: .9;
}
.band--rev { clip-path: polygon(0 0, 100% 60%, 100% 100%, 0 100%); }
.band--rev::before { clip-path: polygon(0 28%, 100% 88%, 100% 94%, 0 34%); }

/* Çember içinde soluk T işareti */
.tmark {
  position: absolute; pointer-events: none; z-index: 0;
  width: clamp(14rem, 28vw, 24rem); aspect-ratio: 1;
  border-radius: 50%;
  border: clamp(10px, 1.4vw, 1.15rem) solid var(--tmark-ring);
}
.tmark::after {
  content: ""; position: absolute; inset: 18%;
  background: url("img/techtip-mark-white.png") center / contain no-repeat;
  opacity: var(--tmark-mark);
}
.tmark--corner { top: -6.9rem; left: -6.9rem; }
.tmark--story { right: -3.75rem; bottom: -7.5rem; }
.tmark--left { left: -8.75rem; bottom: -5rem; opacity: .8; }

/* Dikey soluk "TechTip" yazısı */
.vword {
  position: absolute; right: 2%; top: 50%;
  transform: translateY(-50%) rotate(-90deg); transform-origin: center;
  font-family: var(--font-brand); font-weight: 500;
  font-size: clamp(4rem, 9vw, 7.5rem); letter-spacing: .02em;
  color: var(--vword);
  white-space: nowrap; pointer-events: none; user-select: none;
}

.kicker {
  font-family: var(--font-brand); font-weight: 600;
  font-size: .8rem; letter-spacing: .3em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
  display: flex; align-items: center; gap: .8rem;
}
.kicker::before { content: ""; width: 28px; height: 3px; background: currentColor; }
.kicker--light { color: #fff; }

/* Sayfa başlığı (katalog iç sayfa logosu gibi) */
.page { background: var(--silver); position: relative; overflow: hidden; }
.head { position: relative; z-index: 1; margin-bottom: 2.5rem; }
.head__logo { width: clamp(9.5rem, 16vw, 12.5rem); margin-bottom: 1.6rem; }
.head__title {
  font-family: var(--font-brand); font-weight: 300;
  font-size: clamp(1.8rem, 3.6vw, 2.8rem); letter-spacing: .08em;
  color: var(--ink); line-height: 1.15;
}
.head__sub { color: var(--muted); margin-top: .6rem; max-width: 56ch; }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }

/* ════════ NAV ════════ */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 100;
  transition: background .3s, box-shadow .3s, padding .3s;
  padding: 1rem 0;
}
.nav.is-scrolled {
  background: var(--nav-bg);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--line), 0 10px 30px -18px rgba(25,61,137,.35);
  padding: .55rem 0;
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nav__logo img { width: 9.4rem; transition: filter .3s; filter: brightness(0) invert(1); }
.nav.is-scrolled .nav__logo img { filter: none; }
.nav__links { display: flex; align-items: center; gap: 1.6rem; }
.nav__links > a:not(.btn) {
  font-family: var(--font-brand); font-size: .88rem; font-weight: 500; color: #fff;
  position: relative; padding: .3rem 0; transition: color .3s;
}
.nav__links > a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 100%;
  background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav__links > a:not(.btn):hover::after { transform: scaleX(1); }
.nav.is-scrolled .nav__links > a:not(.btn) { color: var(--ink); }
.nav:not(.is-scrolled) .btn--navy { background: #fff; color: var(--navy); }
.lang {
  display: inline-flex; gap: .25rem; font-family: var(--font-brand); font-size: .8rem; font-weight: 600;
  color: rgba(255,255,255,.55); padding: .3rem .2rem;
}
.lang i { font-style: normal; opacity: .5; }
.lang .is-on { color: #fff; }
.nav.is-scrolled .lang { color: var(--gray-2); }
.nav.is-scrolled .lang .is-on { color: var(--accent); }
.nav__burger { display: none; width: 40px; height: 40px; position: relative; }
.nav__burger span { position: absolute; left: 9px; right: 9px; height: 2px; background: #fff; transition: transform .3s, opacity .3s, top .3s; }
.nav.is-scrolled .nav__burger span { background: var(--accent); }
.nav__burger span:nth-child(1) { top: 13px; }
.nav__burger span:nth-child(2) { top: 19px; }
.nav__burger span:nth-child(3) { top: 25px; }
.nav__burger.open span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

/* Tema düğmesi */
.nav__tools { display: flex; align-items: center; gap: .35rem; position: relative; z-index: 2; }
.theme-toggle {
  width: 2.4rem; height: 2.4rem; border-radius: 50%;
  display: grid; place-items: center;
  color: #fff; border: 1px solid rgba(255,255,255,.35);
  transition: color .3s, border-color .3s, background .3s, transform .4s var(--ease);
}
.theme-toggle:hover { background: rgba(255,255,255,.12); transform: rotate(18deg); }
.nav.is-scrolled .theme-toggle { color: var(--accent); border-color: var(--chip-border); }
.nav.is-scrolled .theme-toggle:hover { background: var(--surface); }
.theme-toggle svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .i-moon { fill: currentColor; stroke: none; }
:root[data-theme="dark"] .theme-toggle .i-moon,
:root:not([data-theme="dark"]) .theme-toggle .i-sun { display: none; }

/* ════════ HERO (kapak) ════════ */
.hero {
  position: relative; min-height: 100svh; overflow: hidden;
  background: radial-gradient(120% 90% at 70% 60%, #1a5288 0%, var(--steel) 45%, #082e4f 100%);
  color: #fff; display: flex; align-items: center;
  padding: 7rem 0 9rem;
}
.hero__photo { position: absolute; inset: 0 0 0 auto; width: min(62%, 62.5rem); }
.hero__photo img {
  width: 100%; height: 100%; object-fit: cover; object-position: 30% 50%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.6) 22%, #000 48%);
  mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.6) 22%, #000 48%);
}
.hero__photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(8,46,79,.6) 0%, transparent 30%); }
.hero__inner { position: relative; z-index: 1; }
.hero__content { max-width: 35rem; }
.hero__logo { width: clamp(16rem, 30vw, 26rem); margin-bottom: 1.6rem; animation: rise 1s var(--ease) both; }
.hero__title { font-family: var(--font-brand); font-weight: 400; font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1.25; animation: rise 1s .12s var(--ease) both; }
.hero__title em { display: block; font-weight: 300; font-style: italic; font-size: .72em; opacity: .85; margin-top: .2rem; }
.hero__sub { margin: 1.6rem 0 2.2rem; color: rgba(255,255,255,.82); max-width: 48ch; animation: rise 1s .24s var(--ease) both; }
.hero__cta { display: flex; gap: .9rem; flex-wrap: wrap; animation: rise 1s .36s var(--ease) both; }
.hero__tag {
  position: absolute; left: 0; bottom: 3.2rem; z-index: 1;
  background: var(--navy); padding: .9rem 2.2rem .9rem max(1rem, calc((100vw - var(--wrap)) / 2));
  font-size: .78rem; line-height: 1.45; max-width: 29rem;
  transform: skewY(-4deg); transform-origin: left;
  box-shadow: 0 14px 30px -12px rgba(0,0,0,.5);
}
.hero__tag > * { display: block; transform: skewY(4deg); }
.hero__tag a { font-weight: 600; margin-top: .2rem; color: #cfe0ff; }
.hero__tag span { color: rgba(255,255,255,.85); }
@keyframes rise { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }

/* ════════ SPECS ════════ */
.specs { background: var(--navy); color: #fff; position: relative; z-index: 2; }
.specs__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.spec { padding: 1.6rem 1.2rem; border-left: 1px solid rgba(255,255,255,.14); }
.spec:last-child { border-right: 1px solid rgba(255,255,255,.14); }
.spec b { display: block; font-family: var(--font-brand); font-size: clamp(1.4rem, 2.4vw, 2rem); font-weight: 600; line-height: 1.1; }
.spec > span { font-size: .8rem; color: rgba(255,255,255,.72); }

/* ════════ STORY (katalog s.1) ════════ */
.story { background: var(--silver); position: relative; overflow: hidden; }
.story__photo { position: relative; max-height: 72vh; overflow: hidden; }
.story__photo img { width: 100%; height: min(72vh, 52vw); object-fit: cover; object-position: 50% 40%; }
.story__body { padding: clamp(3rem, 7vw, 6rem) 0 clamp(4rem, 8vw, 7rem); min-height: 30rem; }
.story__text { max-width: 38.75rem; position: relative; z-index: 1; }
.story__text p { color: var(--accent); font-weight: 600; font-size: clamp(1rem, 1.5vw, 1.15rem); line-height: 1.55; margin-bottom: 1.3rem; }
.serezli-badge {
  display: inline-block; margin-top: 1.6rem;
  background: linear-gradient(135deg, #2c52a6, var(--navy));
  padding: 1rem 1.4rem; box-shadow: 0 16px 30px -14px rgba(25,61,137,.7);
  transition: transform .3s var(--ease);
}
.serezli-badge:hover { transform: translateY(-3px); }
.serezli-badge img { width: 9.4rem; }

/* ════════ ABOUT US (katalog s.2) ════════ */
.about { position: relative; background: #fff; }
.about__panel {
  position: relative; color: #fff; padding: clamp(4rem, 8vw, 6.5rem) 0 clamp(5rem, 10vw, 8rem);
  background:
    linear-gradient(172deg, transparent 0 clamp(9.4rem, 16vw, 14.4rem), rgba(25,61,137,.74) calc(clamp(9.4rem, 16vw, 14.4rem) + 1px) calc(100% - clamp(3.1rem, 7vw, 6.25rem)), transparent calc(100% - clamp(3.1rem, 7vw, 6.25rem) + 1px)),
    var(--about-base);
}
.about__panel::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: clamp(6.9rem, 13vw, 11.9rem);
  background: var(--logo-url) left max(1rem, calc((100vw - var(--wrap)) / 2)) center / clamp(12.5rem, 24vw, 18.75rem) auto no-repeat;
}
.about__grid { padding-top: clamp(10rem, 17vw, 13rem); max-width: 47.5rem; margin-left: max(1rem, calc((100vw - var(--wrap)) / 2)); margin-right: 1rem; width: auto; }
.about__title { font-family: var(--font-brand); font-size: clamp(1.4rem, 2.4vw, 1.9rem); font-weight: 600; margin-bottom: 1rem; }
.about__panel p { font-size: .98rem; line-height: 1.65; color: rgba(255,255,255,.95); }
.about__list { list-style: none; margin-top: 1.2rem; display: grid; gap: .35rem; }
.about__list li { position: relative; padding-left: 1.2rem; font-size: .95rem; }
.about__list li::before { content: ""; position: absolute; left: 0; top: .6em; width: 6px; height: 6px; border-radius: 50%; background: #fff; }

.apps { background: var(--apps-bg); padding: 3rem 0 3.4rem; margin-top: -1px; }
.apps__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; max-width: 51rem; }
.app { display: flex; flex-direction: column; align-items: center; text-align: center; gap: .9rem; color: var(--ink); font-weight: 500; font-size: .95rem; line-height: 1.3; }
.app img { height: 6.9rem; width: auto; object-fit: contain; filter: var(--art-filter); transition: transform .4s var(--ease); }
.app:hover img { transform: translateY(-4px) scale(1.04); }
.bulk { height: clamp(13.75rem, 34vw, 28.75rem); overflow: hidden; }
.bulk img { width: 100%; height: 100%; object-fit: cover; }

/* ════════ ÜRÜNLER ════════ */
.products { padding: clamp(4.5rem, 9vw, 7rem) 0; }
.filters { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: .8rem 1.4rem; align-items: center; margin-bottom: 1rem; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
.chips__label { font-size: .78rem; font-weight: 600; letter-spacing: .1em; color: var(--muted); margin-right: .2rem; }
.chip {
  font-family: var(--font-brand); font-size: .82rem; font-weight: 500;
  padding: .45rem .9rem; border: 1px solid var(--chip-border); color: var(--accent);
  background: var(--surface); transition: background .2s, color .2s, border-color .2s;
}
.chip:hover { border-color: var(--accent); }
.chip.is-on { background: var(--navy); color: #fff; border-color: var(--navy); }
:root[data-theme="dark"] .chip.is-on { background: #2f5bb8; border-color: #2f5bb8; }
.search {
  margin-left: auto; display: flex; align-items: center; gap: .5rem;
  background: var(--surface-2); border: 1px solid var(--chip-border); padding: 0 .8rem;
  min-width: 15rem;
}
.search svg { width: 1.1rem; height: 1.1rem; fill: none; stroke: var(--accent); stroke-width: 2; flex: none; }
.search input { border: 0; background: none; outline: 0; font: inherit; font-size: .9rem; padding: .6rem 0; width: 100%; color: var(--ink); }
.result-count { position: relative; z-index: 1; font-size: .82rem; color: var(--muted); margin-bottom: 1.4rem; }

.plist { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 3rem; }
.prow {
  position: relative; padding: 1.8rem 0 2rem;
  display: grid; grid-template-columns: 1fr; gap: 1rem;
}
.prow::after { /* katalogdaki satır ayırıcı */
  content: ""; position: absolute; left: 8%; right: 8%; bottom: 0; height: 3px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--rule) 35%, transparent) 20%, var(--rule) 50%, color-mix(in srgb, var(--rule) 35%, transparent) 80%, transparent);
}
.prow__head { display: flex; align-items: center; justify-content: space-between; }
.prow__name { font-family: var(--font-brand); font-weight: 300; font-size: 1.35rem; letter-spacing: .12em; color: var(--ink); }
.badge {
  background: var(--navy); color: #fff; font-family: var(--font-brand); font-weight: 700; font-size: .78rem;
  padding: .45rem .9rem; box-shadow: 0 6px 12px -6px rgba(25,61,137,.8);
  word-spacing: -.1em;
}
.prow__media { display: grid; grid-template-columns: 1fr 1.1fr; align-items: center; gap: 1rem; }
.prow__photo { filter: drop-shadow(0 10px 10px rgba(0,0,0,.18)); transition: transform .5s var(--ease); }
.prow:hover .prow__photo { transform: translateX(6px) rotate(-2deg) scale(1.04); }
.prow__draw { opacity: .85; filter: var(--art-filter); }
.prow__foot { display: grid; grid-template-columns: auto 1fr; gap: 1.5rem; align-items: start; }
.prow__meta { display: grid; gap: .5rem; font-size: .78rem; }
.prow__meta dt { color: var(--muted); letter-spacing: .08em; text-transform: uppercase; font-size: .68rem; }
.prow__meta dd { font-family: var(--font-brand); font-weight: 600; color: var(--ink); }
.codes { width: 100%; border-collapse: collapse; }
.codes tr { border-bottom: 1px solid rgba(124,124,124,.35); transition: background .2s; }
.codes tr:last-child { border-bottom: 0; }
.codes th { text-align: left; font-weight: 600; color: var(--gray); font-size: .85rem; padding: .35rem .6rem .35rem 0; width: 3.4rem; }
.codes td { padding: .2rem 0; }
.code {
  font-family: var(--font-brand); font-size: .9rem; color: var(--gray); letter-spacing: .02em;
  padding: .15rem .35rem; margin-left: -.35rem; transition: background .2s, color .2s;
}
.code:hover { background: var(--navy); color: #fff; }
.codes tr.is-hit th, .codes tr.is-hit .code { color: var(--accent); font-weight: 600; }
.codes tr.is-hit { background: var(--surface); }
.prow__quote { justify-self: end; font-family: var(--font-brand); font-size: .82rem; font-weight: 600; color: var(--accent); }
.prow__quote:hover { text-decoration: underline; }
.empty { grid-column: 1 / -1; padding: 3rem 0; color: var(--muted); }
.note { position: relative; z-index: 1; font-size: .78rem; color: var(--muted); margin-top: 2.2rem; max-width: 80ch; }

/* ════════ PRECISION (katalog s.3) ════════ */
.precision { background: var(--silver); position: relative; overflow: hidden; }
.precision__photo { position: relative; }
.precision__photo img { width: 100%; height: min(80vh, 62vw); object-fit: cover; object-position: 50% 45%; }
.precision__body { padding: clamp(3rem, 6vw, 5rem) 0 clamp(4rem, 8vw, 6rem); text-align: right; min-height: 21rem; }
.precision__body p { position: relative; z-index: 1; color: var(--accent); font-weight: 600; font-size: clamp(1rem, 1.5vw, 1.15rem); max-width: 38.75rem; margin: 0 0 1.2rem auto; }

/* ════════ PACK (katalog s.5) ════════ */
.pack { background: var(--silver); position: relative; overflow: hidden; }
.pack__photo { position: relative; }
.pack__photo img { width: 100%; height: min(78vh, 60vw); object-fit: cover; object-position: 50% 40%; }
.pack__body { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; padding: clamp(3rem, 6vw, 5rem) 0 clamp(4rem, 8vw, 6rem); }
.pack__text p { color: var(--accent); font-weight: 600; font-size: clamp(1rem, 1.4vw, 1.1rem); margin-bottom: 1.2rem; }
.pack__box img {
  -webkit-mask-image: radial-gradient(ellipse 72% 70% at 50% 50%, #000 50%, transparent 100%);
  mask-image: radial-gradient(ellipse 72% 70% at 50% 50%, #000 50%, transparent 100%);
}
.pack__box figcaption { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); text-align: center; margin-top: .6rem; }

/* ════════ SEKTÖRLER (katalog s.7) ════════ */
.sectors { padding: clamp(4.5rem, 9vw, 7rem) 0; }
.sectors__grid { position: relative; z-index: 1; list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem 2rem; max-width: 56rem; margin-inline: auto; }
.sectors__grid li { display: flex; flex-direction: column; align-items: center; gap: 1rem; text-align: center; }
.sectors__grid h3 { font-family: var(--font-body); font-weight: 500; font-size: .95rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink); min-height: 2.6em; display: flex; align-items: flex-end; }
.sectors__grid img { height: 6.9rem; width: auto; max-width: 100%; object-fit: contain; filter: var(--art-filter); transition: transform .4s var(--ease); }
.sectors__grid li:hover img { transform: scale(1.06); }

/* ════════ KATALOG ════════ */
.catalog { background: linear-gradient(160deg, var(--navy) 0%, var(--steel) 100%); color: #fff; padding: clamp(4rem, 8vw, 6rem) 0; overflow: hidden; }
.catalog__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 2.4rem; }
.catalog__title { font-family: var(--font-brand); font-weight: 300; font-size: clamp(1.4rem, 2.6vw, 2rem); max-width: 22ch; line-height: 1.25; }
.pages { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.pg { position: relative; background: #fff; box-shadow: 0 14px 26px -12px rgba(0,0,0,.55); transition: transform .35s var(--ease), box-shadow .35s; }
.pg:hover { transform: translateY(-6px) rotate(-1deg); box-shadow: 0 22px 36px -14px rgba(0,0,0,.6); }
.pg span { position: absolute; left: .4rem; bottom: .3rem; font-family: var(--font-brand); font-size: .72rem; font-weight: 600; color: #fff; background: var(--navy); padding: .05rem .45rem; }

.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(5, 22, 40, .92); display: grid; place-items: center; padding: 2rem 4rem; }
.lightbox[hidden] { display: none; }
.lightbox__img { max-height: calc(100svh - 4rem); width: auto; box-shadow: 0 30px 60px rgba(0,0,0,.5); }
.lightbox__close { position: absolute; top: 1rem; right: 1.2rem; font-size: 2.2rem; color: #fff; width: 48px; height: 48px; line-height: 1; }
.lightbox__nav { position: absolute; top: 50%; transform: translateY(-50%); font-size: 3rem; color: #fff; width: 56px; height: 80px; opacity: .75; }
.lightbox__nav:hover { opacity: 1; }
.lightbox__nav--prev { left: .5rem; }
.lightbox__nav--next { right: .5rem; }
.lightbox__count { position: absolute; bottom: 1rem; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.7); font-size: .85rem; }

/* ════════ İLETİŞİM (arka kapak) ════════ */
.contact {
  position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(100% 80% at 50% 20%, #0f4573 0%, var(--steel-deep) 70%);
  padding: clamp(4rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 4rem);
}
.contact__logo { position: absolute; inset: 0 0 0 auto; width: min(58%, 47.5rem); opacity: .9; }
.contact__logo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 45%), linear-gradient(180deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent 0%, #000 45%), linear-gradient(180deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
  mask-composite: intersect; }
.contact__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr; gap: 2.4rem; max-width: 32.5rem; margin-left: max(1rem, calc((100vw - var(--wrap)) / 2)); }
.contact__lead { font-family: var(--font-brand); font-weight: 300; font-size: clamp(1.3rem, 2.4vw, 1.8rem); line-height: 1.3; margin-bottom: 1.6rem; }
.contact__list { list-style: none; display: grid; gap: 1rem; font-size: .92rem; }
.contact__list li { display: grid; grid-template-columns: 22px 1fr; gap: .9rem; align-items: start; }
.contact__list svg { width: 20px; height: 20px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-top: .15rem; }
.contact__list a:hover { text-decoration: underline; }
.contact__serezli { display: flex; align-items: center; gap: 1rem; font-size: .78rem; line-height: 1.4; color: rgba(255,255,255,.8); padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.18); }
.contact__serezli img { width: 8.1rem; }

.footer { background: #041f38; color: rgba(255,255,255,.65); font-size: .8rem; padding: 1.4rem 0; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer__inner img { width: 7.5rem; }
.footer__slogan { font-style: italic; font-family: var(--font-brand); font-weight: 300; }

.toast {
  position: fixed; left: 50%; bottom: 1.6rem; z-index: 300;
  transform: translate(-50%, 140%); opacity: 0;
  background: var(--navy); color: #fff; padding: .7rem 1.2rem; font-size: .85rem; font-weight: 500;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,.5);
  transition: transform .35s var(--ease), opacity .35s;
}
.toast.show { transform: translate(-50%, 0); opacity: 1; }

/* Koyu tema ince ayarları */
:root[data-theme="dark"] .prow__photo { filter: drop-shadow(0 12px 14px rgba(0,0,0,.55)); }
:root[data-theme="dark"] .badge,
:root[data-theme="dark"] .code:hover { background: #2f5bb8; }
:root[data-theme="dark"] .pack__box img { filter: brightness(.88) contrast(1.05); }
:root[data-theme="dark"] .serezli-badge { box-shadow: 0 16px 30px -14px rgba(0,0,0,.8); }
:root[data-theme="dark"] .specs { background: #16336f; }
:root[data-theme="dark"] .footer { background: #070d17; }

/* ════════ RESPONSIVE ════════ */
/* Nav 1100px altında hamburger menüye geçer */
@media (max-width: 1100px) {
  .nav__burger { display: block; }
  .nav__links {
    position: fixed; inset: 0 0 auto; top: 0; padding: 5rem 1.5rem 2rem;
    flex-direction: column; align-items: flex-start; gap: 1.1rem;
    background: var(--menu-bg); box-shadow: 0 20px 40px -20px rgba(0,0,0,.4);
    transform: translateY(-105%); transition: transform .4s var(--ease);
  }
  .nav__links.open { transform: none; }
  .nav__links > a:not(.btn) { color: var(--ink); font-size: 1.05rem; }
  .nav .lang { color: var(--gray-2); }
  .nav .lang .is-on { color: var(--accent); }
  .nav__burger.open span { background: var(--accent); }
  .nav.menu-open .theme-toggle { color: var(--accent); border-color: var(--chip-border); }
  .nav:not(.is-scrolled) .btn--navy { background: var(--navy); color: #fff; }
}

@media (max-width: 1080px) {
  .pages { grid-template-columns: repeat(4, 1fr); }
  .plist { gap: 0 2rem; }
}
@media (max-width: 900px) {
  .plist { grid-template-columns: 1fr; }
  .search { margin-left: 0; width: 100%; }
  .pack__body { grid-template-columns: 1fr; gap: 2rem; }
  .hero__photo { width: 100%; opacity: .55; }
  .hero__photo img { -webkit-mask-image: none; mask-image: none; }
  .hero__photo::after { background: linear-gradient(0deg, var(--steel) 0%, rgba(14,65,108,.4) 60%, rgba(14,65,108,.2) 100%); }
  .contact__logo { width: 100%; opacity: .25; }
}
@media (max-width: 640px) {
  .specs__grid { grid-template-columns: repeat(2, 1fr); }
  .spec:nth-child(2) { border-right: 1px solid rgba(255,255,255,.14); }
  .spec:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.14); }
  .apps__grid { gap: .6rem; }
  .app { font-size: .78rem; }
  .app img { height: 70px; }
  .sectors__grid { grid-template-columns: repeat(2, 1fr); gap: 2.2rem 1rem; }
  .sectors__grid h3 { font-size: .78rem; }
  .sectors__grid img { height: 80px; }
  .pages { grid-template-columns: repeat(3, 1fr); gap: .6rem; }
  .prow__media { grid-template-columns: 1fr; }
  .prow__draw { max-width: 80%; }
  .hero__tag { bottom: 1.4rem; font-size: .7rem; padding-right: 1.2rem; max-width: 86%; }
  .hero { padding-bottom: 8rem; }
  .vword { display: none; }
  .lightbox { padding: 1rem; }
  .lightbox__img { max-width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ─── Kısa ekranlar (15" dizüstü: 1366×768, 1440×900, 1536×864) ─── */
@media (min-width: 901px) and (max-height: 860px) {
  .hero { padding: 5.5rem 0 7rem; }
  .hero__logo { width: clamp(14rem, 24vw, 21rem); margin-bottom: 1.1rem; }
  .hero__sub { margin: 1.1rem 0 1.6rem; }
  .hero__tag { bottom: 1.8rem; }
  .story__photo img { height: min(64vh, 52vw); }
  .precision__photo img, .pack__photo img { height: min(70vh, 60vw); }
  .story__body { min-height: 0; }
}
@media (min-width: 901px) and (max-height: 700px) {
  .hero__tag { display: none; }
  .hero { padding-bottom: 4rem; }
}

/* ─── Geniş monitörler: içerik ekranı doldursun ─── */
@media (min-width: 1920px) {
  :root { --wrap: 80rem; }
  .hero__photo { width: min(60%, 72rem); }
}
@media (min-width: 2400px) {
  .plist { gap: 0 4.5rem; }
  .pages { gap: 1.4rem; }
}
@media (min-width: 2400px) { :root { --wrap: 90rem; } }       /* 32" QHD: ~%70 genişlik */
@media (min-width: 3400px) { html { font-size: 175%; } }      /* 32" 4K @100% ölçek */
.nav__logo { flex: none; }

/* ════════ İLETİŞİM FORMU (arka kapak mavisi üzerinde) ════════ */
.cform {
  position: relative; z-index: 1;
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: clamp(1.5rem, 3.5vw, 2.6rem);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.cform__anchor { position: absolute; top: -6rem; }
.cform__head { margin-bottom: 1.6rem; }
.cform__head h3 { font-family: var(--font-brand); font-weight: 400; font-size: clamp(1.3rem, 2.4vw, 1.8rem); }
.cform__head p { color: rgba(255, 255, 255, .75); font-size: .92rem; margin-top: .3rem; }
.cform__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem 1.2rem; }
.cform__field { display: flex; flex-direction: column; gap: .4rem; }
.cform__field--full { grid-column: 1 / -1; }
.cform__field > span { font-family: var(--font-brand); font-size: .74rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .72); }
.cform input:not([type="checkbox"]), .cform select, .cform textarea {
  font: inherit; font-size: .95rem; color: #fff;
  background: rgba(3, 25, 48, .45); border: 1px solid rgba(255, 255, 255, .22); border-radius: 2px;
  padding: .75rem .9rem; width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.cform input::placeholder, .cform textarea::placeholder { color: rgba(255, 255, 255, .4); }
.cform select option { color: #10223f; }
.cform textarea { resize: vertical; min-height: 8rem; }
.cform input:focus, .cform select:focus, .cform textarea:focus { outline: none; border-color: #9fbaf2; box-shadow: 0 0 0 3px rgba(159, 186, 242, .25); }
.cform__field.is-bad input, .cform__field.is-bad textarea { border-color: #ff8a8a; background: rgba(255, 90, 90, .12); }
.cform__consent { flex-direction: row; align-items: flex-start; gap: .7rem; margin-top: 1.2rem; font-size: .86rem; color: rgba(255, 255, 255, .8); }
.cform__consent input { margin-top: .25rem; width: 1.05rem; height: 1.05rem; accent-color: #9fbaf2; flex: none; }
.cform__consent.is-bad span { color: #ffb0b0; }
.cform__hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.cform__foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1.4rem; }
.cform__foot .cf-turnstile { min-height: 65px; }
.cform__foot .btn:disabled { opacity: .6; cursor: wait; transform: none; }
.cform__status { margin-top: 1rem; padding: .8rem 1rem; font-size: .9rem; background: rgba(255, 255, 255, .08); border-left: 3px solid rgba(255, 255, 255, .5); }
.cform__status[data-kind="ok"] { border-color: #5ee39a; }
.cform__status[data-kind="err"] { border-color: #ff8a8a; }
@media (max-width: 640px) {
  .cform__grid { grid-template-columns: 1fr; }
  .cform__foot { flex-direction: column; align-items: stretch; }
}
.cform__consent > span { font-family: var(--font-body); font-size: .86rem; font-weight: 400; letter-spacing: 0; text-transform: none; color: rgba(255,255,255,.8); }

/* ════════════════════════════════════════════════════
   zee sayfaları — panelden yönetilen iç sayfalar (katalog teması)
   ════════════════════════════════════════════════════ */
.skip-link { position: absolute; left: 1rem; top: -3rem; z-index: 300; background: var(--navy); color: #fff; padding: .6rem 1rem; font-weight: 600; transition: top .2s; }
.skip-link:focus { top: 1rem; }
.preserve-lines { white-space: pre-line; }
.preview-banner { position: fixed; bottom: 1rem; left: 50%; transform: translateX(-50%); z-index: 250; background: #f5b301; color: #111; padding: .6rem 1.2rem; font-size: .85rem; font-weight: 600; box-shadow: 0 10px 30px -10px rgba(0,0,0,.4); }
.preview-banner a { text-decoration: underline; }
.nav__links > a.aktif::after { transform: scaleX(1); }
.nav__lang { font-family: var(--font-brand); font-size: .8rem; font-weight: 600; letter-spacing: .08em; color: rgba(255,255,255,.75); border: 1px solid rgba(255,255,255,.35); padding: .2rem .55rem; }
.nav.is-scrolled .nav__lang { color: var(--accent); border-color: var(--chip-border); }
.f-zee { display: inline-flex; align-items: center; gap: .35rem; opacity: .75; }
.f-zee img { height: 14px; width: auto; filter: brightness(0) invert(1); }
.wa-widget { position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 90; width: 3.2rem; height: 3.2rem; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: #fff; font-size: 1.5rem; box-shadow: 0 12px 30px -10px rgba(0,0,0,.4); }
.footer__nav { display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; }
.footer__nav a:hover { color: #fff; }

/* Ürün satırı: başlık detay sayfasına bağlanır; filtre gizler */
.prow[hidden] { display: none; }
/* Sayfalama — katalog sayfası gibi sayfa başına 4 ürün, her adımda tek sayfa (app.js) */
.pager { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; gap: 1.2rem; margin-top: 2.2rem; }
.pager[hidden] { display: none; }
.pager__btn {
  font-family: var(--font-brand); font-weight: 600; font-size: .85rem; letter-spacing: .04em;
  padding: .6rem 1.1rem; border: 1px solid var(--chip-border); color: var(--accent); background: none; cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
}
.pager__btn:hover:not(:disabled) { border-color: var(--navy); background: var(--navy); color: #fff; }
.pager__btn:disabled { opacity: .35; cursor: default; }
.pager__status { font-family: var(--font-brand); font-size: .9rem; color: var(--muted); min-width: 7.5rem; text-align: center; font-variant-numeric: tabular-nums; }
@media (max-width: 480px) { .pager { gap: .6rem; } .pager__btn { padding: .55rem .8rem; } .pager__status { min-width: 0; } }
.prow__name a { color: inherit; }
.prow__name a:hover { color: var(--accent); }

/* İç sayfa başı: kapak mavisi bant */
.page-head { position: relative; overflow: hidden; color: #fff; padding: calc(5.5rem + clamp(1.5rem, 4vw, 3rem)) 0 clamp(2.5rem, 5vw, 3.5rem);
  background: radial-gradient(120% 90% at 75% 20%, #1a5288 0%, var(--steel) 50%, #082e4f 100%); }
.page-head .kicker { color: #fff; }
.page-head__title { font-family: var(--font-brand); font-weight: 300; font-size: clamp(1.9rem, 4vw, 3rem); letter-spacing: .06em; line-height: 1.15; }
.page-head__sub { color: rgba(255,255,255,.8); margin-top: .7rem; max-width: 48rem; }
.page-head .band { height: 22%; }
.page-body { padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(4rem, 8vw, 6rem); }
.back-link { display: inline-flex; font-family: var(--font-brand); font-weight: 600; font-size: .85rem; color: var(--accent); margin-bottom: 1.6rem; }
.back-link:hover { text-decoration: underline; }
.empty-note { color: var(--muted); padding: 2rem 0; }
.narrow { max-width: 50rem; }
.prose h2 { font-family: var(--font-brand); font-weight: 400; font-size: 1.5rem; color: var(--ink); margin: 2rem 0 .8rem; letter-spacing: .04em; }
.prose p { color: var(--text); margin-bottom: 1rem; }
.prose ul { margin: 0 0 1rem 1.2rem; }
.page-cover { margin-bottom: 2rem; }
.page-cover img { width: 100%; max-height: 26rem; object-fit: cover; }

/* Ürün detayı */
.pd { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.pd-media { display: grid; gap: 1rem; position: sticky; top: 6rem; }
.pd-photo, .pd-draw { display: grid; place-items: center; padding: clamp(1.2rem, 3vw, 2.4rem); background: var(--surface); border: 1px solid var(--line); }
.pd-photo { aspect-ratio: 16 / 10; }
.pd-photo img { width: 88%; filter: drop-shadow(0 16px 18px rgba(0,0,0,.28)); }
.pd-draw img { width: 100%; max-height: 16rem; object-fit: contain; filter: var(--art-filter); }
.pd-summary { font-size: 1.08rem; color: var(--ink); margin-bottom: 1rem; }
.pd-body > p { color: var(--text); margin-bottom: 1rem; }
.pd-head { font-family: var(--font-brand); font-weight: 400; font-size: 1.2rem; letter-spacing: .08em; color: var(--ink); margin: 2rem 0 .8rem; display: flex; align-items: center; gap: .7rem; }
.pd-meta, .pd-codes { width: 100%; border-collapse: collapse; }
.pd-meta th, .pd-meta td, .pd-codes th, .pd-codes td { text-align: left; padding: .6rem .4rem; border-bottom: 1px solid rgba(124,124,124,.35); font-size: .95rem; }
.pd-meta th, .pd-codes th { width: 38%; color: var(--gray); font-weight: 600; }
.pd-meta td { font-family: var(--font-brand); color: var(--ink); }
.pd-note { color: var(--muted); font-size: .82rem; margin-top: .7rem; }
.pd-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.pd-actions .btn--line { color: var(--accent); border-color: var(--chip-border); }

/* Kataloglar */
.docs { display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: 1.6rem; }
.doc { display: flex; flex-direction: column; gap: .7rem; }
.doc__cover { display: block; background: #fff; box-shadow: 0 16px 30px -14px rgba(0,0,0,.45); transition: transform .35s var(--ease); }
.doc:hover .doc__cover { transform: translateY(-6px) rotate(-1deg); }
.doc__title { font-family: var(--font-brand); font-weight: 500; color: var(--ink); }
.doc__cta { color: var(--accent); font-family: var(--font-brand); font-weight: 600; font-size: .85rem; }

/* İletişim sayfası */
.contact--page { padding-top: clamp(2.5rem, 5vw, 4rem); }
.contact--page .contact__grid { max-width: none; margin: 0 auto; width: min(var(--wrap), 100% - 2rem); grid-template-columns: 1fr; }
/* İletişim sayfası arka kapak logosu: kırpılmadan, sayfaya ortalı ve yazının arkasında soluk */
.contact--page .contact__logo { inset: 0; width: 100%; opacity: .16; }
.contact--page .contact__logo img { object-fit: contain; object-position: 50% 50%; padding: 2rem 1rem;
  -webkit-mask-image: none; mask-image: none; }
.cform__status { margin: 0 0 1.2rem; }

@media (max-width: 1024px) {
  .pd { grid-template-columns: 1fr; }
  .pd-media { position: static; }
}
.f-zee { text-decoration: none; color: inherit; transition: opacity .2s; }
.f-zee:hover { opacity: 1; }

/* ════════ Ürün sayfası: 4 ürün (2×2) + sayfalama tek ekrana sığar ════════
   Kart ölçüleri ekran yüksekliğine (svh) göre ölçeklenir: 15" dizüstünden (≈650px görünür
   yükseklik) 32" monitöre kadar 4 kart + sayfalama birlikte görünür. Telefonda da 2 sütun. */
.plist { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(1.2rem, 3vw, 3rem); }
.prow { padding: clamp(.45rem, 1.5svh, 1.2rem) 0 clamp(.6rem, 1.9svh, 1.4rem); gap: clamp(.3rem, 1svh, .75rem); }
.prow__name { font-size: clamp(.95rem, 2.3svh, 1.3rem); }
.prow .badge { font-size: .7rem; padding: .3rem .7rem; }
.prow__media { height: var(--media-h, clamp(3.8rem, 14svh, 10rem)); }
.prow__media > img { height: 100%; width: 100%; min-height: 0; object-fit: contain; }
.prow__foot { gap: 1rem; }
.prow__meta { gap: .3rem; }
.codes th { font-size: .78rem; padding: clamp(.08rem, .45svh, .3rem) .5rem clamp(.08rem, .45svh, .3rem) 0; }
.codes td { padding: clamp(.02rem, .25svh, .2rem) 0; }
.prow .code { font-size: clamp(.74rem, 1.6svh, .88rem); }
.prow__quote { font-size: .78rem; }
.pager { margin-top: clamp(.6rem, 1.8svh, 2rem); }
@media (max-width: 900px) {
  .plist { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .plist { gap: 0 .9rem; }
  .prow__head { gap: .4rem; }
  .prow__name { font-size: .8rem; letter-spacing: .04em; }
  .prow .badge { display: none; }
  .prow__media { grid-template-columns: 1fr; height: var(--media-h, clamp(3rem, 9svh, 5rem)); }
  .prow__media .prow__draw { display: none; }
  .prow__foot { grid-template-columns: 1fr; gap: .35rem; }
  .prow__meta { grid-auto-flow: column; justify-content: start; gap: .9rem; }
  .prow__meta > div { display: flex; align-items: baseline; gap: .3rem; }
  .codes th { width: 2.4rem; font-size: .68rem; }
  .prow .code { font-size: .68rem; letter-spacing: 0; }
  .prow__quote { font-size: .72rem; }
}
/* Kısa ekranlar (15" dizüstü, küçük telefon): kartın metin kısmı sıkışır, görsele yer kalır. */
@media (max-height: 760px) {
  .prow { padding: .35rem 0 .55rem; gap: .3rem; }
  .prow__name { font-size: 1rem; }
  .prow .badge { font-size: .64rem; padding: .22rem .55rem; }
  .prow__meta { gap: .15rem; font-size: .72rem; }
  .prow__meta dt { font-size: .6rem; }
  .codes th { font-size: .72rem; padding-top: 0; padding-bottom: 0; }
  .codes td { padding: 0; }
  .prow .code { font-size: .74rem; padding: .05rem .3rem; }
  .prow__quote { font-size: .72rem; margin-top: -.2rem; }
  .pager { margin-top: .5rem; }
  .pager__btn { padding: .4rem .9rem; }
}
@media (max-width: 640px) and (max-height: 760px) {
  .prow__name { font-size: .78rem; }
  .prow__meta { font-size: .66rem; }
  .codes th { width: 2.2rem; font-size: .64rem; }
  .prow .code { font-size: .64rem; }
  .prow__quote { font-size: .66rem; }
}
/* Masaüstü: katalog satırı düzeni — görsel (fotoğraf + çizim) solda, kodlar sağda. Kart yarı yüksekliğe
   iner; filtreler + 4 ürün + sayfalama tek ekrana sığar (görsel yüksekliği app.js fitCards ile). */
@media (min-width: 900px) {
  .prow {
    grid-template-columns: minmax(0, 1.4fr) minmax(15.5rem, 1fr);
    grid-template-areas: "head head" "media foot" "media quote";
    column-gap: clamp(.8rem, 1.4vw, 1.6rem); align-items: center;
  }
  .prow__head { grid-area: head; }
  .prow__media { grid-area: media; }
  .prow__foot { grid-area: foot; gap: .8rem; }
  .prow__quote { grid-area: quote; align-self: start; }
}
@media (min-width: 900px) and (max-width: 1099px) {
  .prow__media { grid-template-columns: 1fr; }
  .prow__media .prow__draw { display: none; }
}
@media (min-width: 1100px) {
  /* Fotoğraf ve çizim alt alta: ikisi de sütun genişliğini kullanır (yan yana küçük kalıyorlardı). */
  .prow__media { grid-template-columns: 1fr; grid-template-rows: minmax(0, 1fr) minmax(0, 1fr); gap: .3rem; }
}

/* ════════ Ekran sayfaları (ana sayfa, masaüstü/yatay) ════════
   Menüden gidilen her bölüm menünün altına tam oturur: yükseklik = ekran − menü. Fotoğraf şeritleri
   (ekran-bant) kalan yeri doldurur; metin grupları (ekran-grup) gerekirse app.js ile orantılı küçülür.
   Böylece her çözünürlükte aynı oranlarla, taşmadan görünür. Dar ekranda (telefon) normal akış. */
html.ekran-modu { scroll-padding-top: var(--nav-h, 76px); }
html.ekran-modu main > section.ekran {
  height: calc(100svh - var(--nav-h, 76px)); min-height: 0;
  display: flex; flex-direction: column; justify-content: center;
  overflow: hidden; padding-top: 0; padding-bottom: 0;
}
html.ekran-modu main > section.ekran:not(:has(> .ekran-bant)) { padding-block: clamp(.8rem, 3svh, 2.4rem); }
html.ekran-modu .ekran > .ekran-grup { flex: none; position: relative; z-index: 1; }
html.ekran-modu .ekran > .ekran-bant { flex: 1 1 0; min-height: 0; }
html.ekran-modu .ekran > .ekran-bant > img { width: 100%; height: 100%; object-fit: cover; }
html.ekran-modu main > .hero { min-height: 0; height: calc(100svh - var(--specs-h, 0px)); }
/* İletişim: bilgiler solda, form sağda (alt alta ekrana sığmıyordu). */
html.ekran-modu .contact.ekran > .ekran-grup {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(1.5rem, 3vw, 3.5rem);
  align-items: center; width: min(var(--wrap), 100% - 2rem); margin-inline: auto;
}
html.ekran-modu .contact.ekran > .ekran-grup > .wrap { width: auto; max-width: none; margin: 0; padding: 0; }
html.ekran-modu .contact.ekran .contact__grid { margin-left: 0; max-width: none; }
/* Ürünler ekranı: başlık bloğu sıkı; alt not tek satır — kartlara ve görsellere yer kalsın. */
html.ekran-modu .products.ekran .head { margin-bottom: clamp(.6rem, 1.6svh, 1.2rem); display: flex; align-items: baseline; gap: 0 1.2rem; flex-wrap: wrap; }
html.ekran-modu .products.ekran .head__logo { display: none; }
html.ekran-modu .products.ekran .head__sub { margin-top: 0; }
html.ekran-modu .products.ekran .filters { margin-bottom: .4rem; }
html.ekran-modu .products.ekran .result-count { margin-bottom: .2rem; }
html.ekran-modu .products.ekran .note { margin-top: .6rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: none; }
/* İletişim ekranı: form sıkı (alanlar, aralıklar, mesaj kutusu) — küçültmeye gerek kalmadan sığsın. */
html.ekran-modu .contact.ekran .cform { margin-top: 0; padding: clamp(1rem, 2.2svh, 1.8rem) clamp(1rem, 2vw, 1.8rem); }
html.ekran-modu .contact.ekran .cform__head { margin-bottom: .7rem; }
html.ekran-modu .contact.ekran .cform__head p { margin-top: .15rem; }
html.ekran-modu .contact.ekran .cform__grid { gap: .55rem .9rem; }
html.ekran-modu .contact.ekran .cform__field { gap: .2rem; }
html.ekran-modu .contact.ekran .cform input:not([type="checkbox"]),
html.ekran-modu .contact.ekran .cform select,
html.ekran-modu .contact.ekran .cform textarea { padding: .5rem .7rem; font-size: .9rem; }
html.ekran-modu .contact.ekran .cform textarea { min-height: 0; height: clamp(3.6rem, 9svh, 6rem); }
html.ekran-modu .contact.ekran .cform__consent { margin-top: .5rem; font-size: .8rem; }
html.ekran-modu .contact.ekran .contact__lead { margin-bottom: 1rem; }
/* Katalog ekranı: 12 sayfa her masaüstü genişliğinde 6'lı iki satır. */
html.ekran-modu .catalog.ekran .pages { grid-template-columns: repeat(6, 1fr); }
html.ekran-modu .contact.ekran .cform__foot { margin-top: .7rem; }
/* Ana sayfa iletişim: arka kapak logosu da iletişim sayfası gibi ortada, kırpılmadan, yazının arkasında soluk. */
.contact .contact__logo { inset: 0; width: 100%; opacity: .16; }
.contact .contact__logo img { object-fit: contain; object-position: 50% 50%; padding: 2rem 1rem; -webkit-mask-image: none; mask-image: none; }

/* pdf-katalog (13.10.2026): katalog tanıtımı — sayfalar açık gösterilmez */
.cat-teaser{display:grid;grid-template-columns:minmax(0,300px) 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.cat-teaser__cover{display:block;box-shadow:0 24px 40px -18px rgba(0,0,0,.6);transition:transform .35s var(--ease)}
.cat-teaser__cover:hover{transform:translateY(-4px)}
.cat-teaser__cover img{display:block;width:100%;height:auto}
.cat-teaser__list{list-style:none;margin:0 0 1.2rem;padding:0;display:grid;gap:.75rem;color:#fff;font-size:1.05rem}
.cat-teaser__list li{position:relative;padding-left:1.6rem}
.cat-teaser__list li::before{content:"";position:absolute;left:0;top:.55em;width:.7rem;height:.7rem;background:#fff;opacity:.85}
.cat-teaser__note{color:rgba(255,255,255,.78);margin:0 0 1.4rem;max-width:34rem}
@media (max-width:640px){.cat-teaser{grid-template-columns:1fr}.cat-teaser__cover{max-width:220px}}