/* ==========================================================================
   EMK Yazılım — site stilleri
   Renkler logodan (#114785 mavi, #3f4042 grafit) ve tanıtım dosyalarındaki
   lacivert kapaklardan alınmıştır. Köşeler bilinçli olarak küçük tutulur.
   ========================================================================== */

:root {
    --ink: #0c1b30;
    --ink-2: #2b3a52;
    --muted: #5b6676;
    --line: #d9d4c8;
    --line-soft: #e8e4da;
    --paper: #f4f2ec;
    --paper-2: #ece8de;
    --white: #ffffff;
    --brand: #114785;
    --brand-deep: #0a2c55;
    --brand-tint: #e6edf6;
    --accent: #c4581a;
    --cream: #fbf4e1;
    --cream-line: #ead9a8;
    --ok: #2c7a4b;
    --danger: #b42318;

    --f-head: "Schibsted Grotesk", "IBM Plex Sans", system-ui, sans-serif;
    --f-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
    --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

    --wrap: 1200px;
    --gutter: 24px;
    --r: 4px;
    --r-lg: 8px;
    --hdr-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--hdr-h) + 56px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
    margin: 0;
    font-family: var(--f-body);
    font-size: 17px;
    line-height: 1.6;
    color: var(--ink);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img, video { max-width: 100%; height: auto; display: block; }
svg { display: block; flex: none; }
a { color: var(--brand); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--brand-deep); }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4 {
    font-family: var(--f-head);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.022em;
    margin: 0 0 .5em;
    color: var(--ink);
}
h1 { font-size: clamp(2.3rem, 4.2vw, 3.5rem); letter-spacing: -0.032em; line-height: 1.03; }
h2 { font-size: clamp(1.75rem, 3vw, 2.55rem); }
h3 { font-size: 1.28rem; letter-spacing: -0.012em; }
h4 { font-size: 1.05rem; letter-spacing: -0.005em; }
strong { font-weight: 600; }
::selection { background: var(--brand); color: #fff; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---- Tipografik yardımcılar --------------------------------------------- */
.eyebrow {
    font-family: var(--f-mono);
    font-size: .76rem;
    font-weight: 500;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--brand);
    margin: 0 0 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.eyebrow .idx { color: var(--muted); }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.eyebrow--plain::before { display: none; }
.lede { font-size: 1.2rem; line-height: 1.55; color: var(--ink-2); max-width: 40em; }
.muted { color: var(--muted); }
.mono { font-family: var(--f-mono); }
.small { font-size: .9rem; }

/* ---- Butonlar ----------------------------------------------------------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    font: 600 .96rem/1 var(--f-body);
    padding: 15px 22px;
    border-radius: var(--r);
    border: 1px solid transparent;
    text-decoration: none;
    cursor: pointer;
    transition: background .15s ease, color .15s ease, border-color .15s ease;
    white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; flex: none; }
.btn--primary { background: var(--brand); color: #fff; }
.btn--primary:hover { background: var(--brand-deep); color: #fff; }
.btn--ghost { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn--ghost:hover { background: var(--ink); color: #fff; }
.btn--light { background: #fff; color: var(--ink); }
.btn--light:hover { background: var(--paper); color: var(--ink); }
.btn--ghost-light { border-color: rgba(255,255,255,.5); color: #fff; }
.btn--ghost-light:hover { background: #fff; color: var(--ink); }
.btn--sm { padding: 10px 14px; font-size: .88rem; }
.link-arrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-weight: 600; text-decoration: none; color: var(--brand);
}
.link-arrow svg { width: 15px; height: 15px; transition: transform .15s ease; }
.link-arrow:hover svg { transform: translateX(3px); }

/* ---- Üst bilgi şeridi ve başlık ------------------------------------------ */
.topbar {
    background: var(--ink);
    color: #c9d1dd;
    font-size: .82rem;
}
.topbar .wrap { display: flex; justify-content: space-between; gap: 20px; padding-top: 8px; padding-bottom: 8px; }
.topbar a { color: #fff; text-decoration: none; }
.topbar a:hover { text-decoration: underline; }
.topbar__group { display: flex; gap: 22px; align-items: center; }
.topbar__item { display: inline-flex; align-items: center; gap: 7px; }
.topbar__item svg { width: 14px; height: 14px; opacity: .7; }

.hdr {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255,255,255,.97);
    border-bottom: 1px solid var(--line-soft);
}
.hdr .wrap { display: flex; align-items: center; gap: 28px; height: var(--hdr-h); }
.hdr__logo img { height: 38px; width: auto; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav__link, .nav__btn {
    font: 500 .95rem/1 var(--f-body);
    color: var(--ink);
    padding: 12px 12px;
    background: none; border: 0; cursor: pointer;
    text-decoration: none;
    display: inline-flex; align-items: center; gap: 6px;
    border-radius: var(--r);
}
.nav__link:hover, .nav__btn:hover, .nav__item.is-open > .nav__btn { color: var(--brand); }
.nav__link[aria-current="page"] { color: var(--brand); box-shadow: inset 0 -2px 0 var(--brand); border-radius: 0; }
.nav__btn svg { width: 12px; height: 12px; transition: transform .15s ease; }
.nav__item { position: relative; }
.nav__item.is-open > .nav__btn svg { transform: rotate(180deg); }
.hdr__actions { display: flex; align-items: center; gap: 14px; }
.hdr__phone { font-family: var(--f-mono); font-size: .9rem; font-weight: 500; color: var(--ink); text-decoration: none; white-space: nowrap; }
.hdr__phone:hover { color: var(--brand); }
.hdr__toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line); border-radius: var(--r); padding: 9px; cursor: pointer; color: var(--ink); }
.hdr__toggle svg { width: 22px; height: 22px; }

/* Mega menü */
.mega {
    position: absolute; top: calc(100% + 10px); left: 50%;
    transform: translateX(-38%);
    width: min(940px, calc(100vw - 48px));
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: 0 24px 48px -24px rgba(12,27,48,.28);
    display: none;
    grid-template-columns: 1.15fr 1fr;
}
.nav__item.is-open .mega { display: grid; }
.mega__col { padding: 26px 28px; }
.mega__col + .mega__col { border-left: 1px solid var(--line-soft); background: var(--paper); border-radius: 0 var(--r-lg) var(--r-lg) 0; }
.mega__title { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .09em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.mega__own a {
    display: grid; grid-template-columns: 1fr auto; gap: 2px 12px;
    padding: 12px 0; text-decoration: none; color: var(--ink);
    border-bottom: 1px solid var(--line-soft);
}
.mega__own a:last-child { border-bottom: 0; }
.mega__own b { font-family: var(--f-head); font-size: 1.05rem; font-weight: 700; }
.mega__own span { grid-column: 1; font-size: .87rem; color: var(--muted); }
.mega__own svg { grid-row: 1 / span 2; grid-column: 2; align-self: center; width: 15px; height: 15px; color: var(--muted); }
.mega__own a:hover b { color: var(--brand); }
.mega__cats { columns: 2; column-gap: 20px; }
.mega__cats a { display: block; padding: 7px 0; color: var(--ink); text-decoration: none; font-size: .94rem; break-inside: avoid; }
.mega__cats a:hover { color: var(--brand); text-decoration: underline; }
.mega__all { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }

/* ---- Bölümler ---------------------------------------------------------- */
.section { padding: 104px 0; }
.section--tight { padding: 72px 0; }
.section--paper { background: var(--paper); }
.section--ink { background: var(--ink); color: #dfe5ee; }
.section--ink h2, .section--ink h3 { color: #fff; }
.section--ink .form h3 { color: var(--ink); }
.section--ink .eyebrow { color: #8fb3e0; }
.section__head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; margin-bottom: 56px; }
.section__head h2 { margin: 0; max-width: 16em; }
.section__head p { margin: 0; color: var(--muted); max-width: 34em; }
.section__head--stack { grid-template-columns: 1fr; gap: 0; }
.section__head--stack p { margin-top: 16px; }
.border-top { border-top: 1px solid var(--line); }

/* ---- Sayfa başı (iç sayfalar) --------------------------------------------- */
.crumbs { font-size: .85rem; color: var(--muted); padding-top: 28px; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--line); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--brand); text-decoration: underline; }
.pagehead { padding: 40px 0 72px; border-bottom: 1px solid var(--line-soft); }
.pagehead h1 { max-width: 15em; }
.pagehead .lede { margin-top: 20px; }
.pagehead__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.pagehead__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }

/* ---- Ana sayfa hero ------------------------------------------------------ */
.hero { padding: 72px 0 0; position: relative; overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.hero h1 { margin-bottom: 26px; }
.hero h1 em { font-style: normal; color: var(--brand); }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.hero__meta { margin-top: 40px; display: flex; gap: 28px; flex-wrap: wrap; font-size: .9rem; color: var(--muted); }
.hero__meta span { display: inline-flex; gap: 8px; align-items: center; }
.hero__meta svg { width: 15px; height: 15px; color: var(--brand); }

.stage { position: relative; height: 520px; }
.stage .frame--browser { position: absolute; left: 0; top: 18px; width: 92%; }
.stage .p1, .stage .p2 { position: absolute; width: 168px; }
.stage .p1 { right: 0; top: 150px; }
.stage .p2 { left: 9%; top: 300px; width: 150px; }
.stage__tag {
    position: absolute; font-family: var(--f-mono); font-size: .7rem; letter-spacing: .06em;
    background: #fff; border: 1px solid var(--line); padding: 5px 9px; border-radius: 3px; color: var(--ink-2);
    white-space: nowrap;
}
.stage__tag b { color: var(--brand); font-weight: 600; }

/* Cihaz çerçeveleri */
.frame { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: 0 30px 60px -36px rgba(12,27,48,.35); }
.frame__bar {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 12px; border-bottom: 1px solid var(--line-soft); background: var(--paper);
    font-family: var(--f-mono); font-size: .7rem; color: var(--muted);
}
.frame__bar i { width: 7px; height: 7px; border-radius: 50%; background: var(--line); display: block; }
.frame__url { background: #fff; border: 1px solid var(--line-soft); border-radius: 3px; padding: 2px 10px; flex: 1; max-width: 300px; }
.frame--phone { border-radius: 22px; border: 6px solid var(--ink); background: var(--ink); }
.frame--phone img { border-radius: 15px; }
.frame--terminal { border-radius: 14px; border: 10px solid #2a2f36; border-top-width: 22px; border-bottom-width: 26px; background: #2a2f36; }
.frame--terminal img { border-radius: 3px; }

/* Ortaklık şeridi */
.partners { margin-top: 72px; border-top: 1px solid var(--line-soft); padding: 26px 0; }
.partners .wrap { display: flex; align-items: center; gap: 36px; flex-wrap: wrap; }
.partners__label { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); max-width: 230px; }
.partners img { height: 54px; width: auto; }
.partners__text { margin-left: auto; font-size: .92rem; color: var(--ink-2); max-width: 380px; }

/* ---- İkili tanıtım (Logo + kendi ürünler) --------------------------------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: #fff; }
.split__col { padding: 44px 44px 40px; }
.split__col + .split__col { border-left: 1px solid var(--line); }
.split__col h3 { font-size: 1.5rem; margin-bottom: 10px; }
.split__col > p { color: var(--muted); }

.index-list { list-style: none; margin-top: 26px; border-top: 1px solid var(--line-soft); }
.index-list li { border-bottom: 1px solid var(--line-soft); }
.index-list a {
    display: grid; grid-template-columns: 40px 1fr auto; gap: 14px; align-items: baseline;
    padding: 15px 0; text-decoration: none; color: var(--ink);
}
.index-list .n { font-family: var(--f-mono); font-size: .8rem; color: var(--muted); }
.index-list .t { font-weight: 600; }
.index-list .d { grid-column: 2; font-size: .9rem; color: var(--muted); margin-top: -8px; }
.index-list svg { width: 15px; height: 15px; color: var(--muted); grid-row: 1; grid-column: 3; transition: transform .15s ease; }
.index-list a:hover .t { color: var(--brand); }
.index-list a:hover svg { transform: translateX(3px); color: var(--brand); }

/* ---- Ürün satırları (ana sayfa) ------------------------------------------ */
.prow { display: grid; grid-template-columns: 1fr 1.1fr; gap: 72px; align-items: center; padding: 72px 0; border-top: 1px solid var(--line); }
.prow:first-of-type { border-top: 0; padding-top: 0; }
.prow:nth-of-type(even) .prow__media { order: -1; }
.prow__kind { font-family: var(--f-mono); font-size: .78rem; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.prow h3 { font-size: clamp(1.9rem, 3vw, 2.5rem); letter-spacing: -0.028em; margin-bottom: 14px; }
.prow p { color: var(--ink-2); max-width: 32em; }
.prow__media { display: flex; justify-content: center; }
.prow__media .frame--browser { width: 100%; }
.prow__media .frame--phone, .prow__media .frame--terminal { width: 250px; }
.prow__media--duo { gap: 22px; align-items: flex-end; }
.prow__media--duo .frame--terminal { width: 220px; }
.prow__media--duo .frame--terminal:last-child { margin-bottom: 40px; }

.facts { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: 26px 0 30px; }
.facts > div { padding: 16px 16px 16px 0; }
.facts > div + div { border-left: 1px solid var(--line); padding-left: 16px; }
.facts b { display: block; font-family: var(--f-head); font-size: 1.75rem; letter-spacing: -0.03em; line-height: 1.1; color: var(--ink); }
.facts span { font-size: .85rem; color: var(--muted); }
.facts--4 { grid-template-columns: repeat(4, 1fr); }

/* ---- Süreç adımları ------------------------------------------------------ */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); counter-reset: s; border-top: 1px solid rgba(255,255,255,.18); }
.steps li { padding: 28px 28px 0 0; counter-increment: s; position: relative; }
.steps li + li { padding-left: 28px; border-left: 1px solid rgba(255,255,255,.18); }
.steps li::before { content: counter(s, decimal-leading-zero); font-family: var(--f-mono); font-size: .85rem; color: #8fb3e0; display: block; margin-bottom: 18px; }
.steps h3 { font-size: 1.18rem; margin-bottom: 8px; }
.steps p { font-size: .95rem; color: #b8c3d3; margin: 0; }

/* Dikey adımlar (ürün sayfaları) */
.vsteps { list-style: none; counter-reset: v; border-top: 1px solid var(--line); }
.vsteps li { counter-increment: v; display: grid; grid-template-columns: 72px 1fr; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.vsteps li::before { content: counter(v, decimal-leading-zero); font-family: var(--f-mono); font-size: .95rem; color: var(--brand); padding-top: 3px; }
.vsteps h3 { margin-bottom: 6px; font-size: 1.15rem; }
.vsteps p { margin: 0; color: var(--ink-2); }

/* ---- Liste kalıpları -------------------------------------------------------- */
.ticks { list-style: none; }
.ticks li { position: relative; padding: 9px 0 9px 26px; border-bottom: 1px solid var(--line-soft); }
.ticks li:last-child { border-bottom: 0; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 18px; width: 10px; height: 2px; background: var(--brand); }
.ticks--plain li { border-bottom: 0; padding: 6px 0 6px 24px; }
.ticks--plain li::before { top: 16px; }

.problems { background: var(--cream); border: 1px solid var(--cream-line); border-radius: var(--r-lg); padding: 34px 38px; }
.problems h2, .problems h3 { font-size: 1.35rem; margin-bottom: 18px; color: #6b4a07; }
.problems ul { list-style: none; display: grid; gap: 14px; }
.problems li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; color: #3d3220; }
.problems li::before { content: "→"; color: #a7790f; font-weight: 600; }
.problems li b { color: #2a2110; }

.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.panel { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px 32px; background: #fff; }
.panel h3 { margin-bottom: 14px; }
.panel--paper { background: var(--paper); border-color: var(--line-soft); }

/* Hizmet listesi */
.svc { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.svc > div { padding: 30px 30px 34px 0; border-bottom: 1px solid var(--line); }
.svc > div:not(:nth-child(3n+1)) { padding-left: 30px; border-left: 1px solid var(--line); }
.svc .n { font-family: var(--f-mono); font-size: .78rem; color: var(--muted); display: block; margin-bottom: 14px; }
.svc h3 { font-size: 1.15rem; margin-bottom: 10px; }
.svc p { font-size: .95rem; color: var(--ink-2); margin: 0; }

/* Tanım tabloları (spesifikasyon) */
.spec { width: 100%; border-collapse: collapse; border-top: 1px solid var(--ink); }
.spec th, .spec td { text-align: left; vertical-align: top; padding: 16px 0; border-bottom: 1px solid var(--line); }
.spec th { width: 30%; padding-right: 24px; font-family: var(--f-head); font-weight: 600; font-size: 1rem; }
.spec td { color: var(--ink-2); }

/* Çipler */
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.chips li { font-size: .86rem; padding: 6px 11px; border: 1px solid var(--line); border-radius: 3px; background: #fff; color: var(--ink-2); }
.section--paper .chips li { background: #fff; }

/* Etiketli bloklar (tahsilat, hücre önerisi gibi) */
.tagged { border-top: 1px solid var(--line); }
.tagged > div { display: grid; grid-template-columns: 180px 1fr; gap: 28px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.tagged dt, .tagged .k { font-family: var(--f-mono); font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; color: var(--brand); padding-top: 4px; }
.tagged p { margin: 0; color: var(--ink-2); }
.tagged p b { color: var(--ink); }

/* Modül kartları */
.mods { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid var(--line); }
.mods > div { padding: 28px 32px 30px 0; border-bottom: 1px solid var(--line); }
.mods > div:nth-child(even) { padding-left: 32px; padding-right: 0; border-left: 1px solid var(--line); }
.mods .k { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.mods h3 { margin: 6px 0 8px; font-size: 1.15rem; }
.mods p { margin: 0; font-size: .95rem; color: var(--ink-2); }

/* ---- Ekran galerisi ------------------------------------------------------ */
.shots { display: grid; grid-template-columns: repeat(12, 1fr); gap: 28px; }
.shot { margin: 0; }
.shot button { all: unset; cursor: zoom-in; display: block; width: 100%; }
.shot button:focus-visible { outline: 2px solid var(--brand); outline-offset: 4px; border-radius: var(--r-lg); }
.shot figcaption { margin-top: 12px; font-size: .9rem; color: var(--ink-2); max-width: 46em; }
.shot figcaption b { color: var(--ink); }
.span-12 { grid-column: span 12; }
.span-8 { grid-column: span 8; }
.span-7 { grid-column: span 7; }
.span-6 { grid-column: span 6; }
.span-5 { grid-column: span 5; }
.span-4 { grid-column: span 4; }
.span-3 { grid-column: span 3; }
.phones { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.phones .frame--phone, .phones .frame--terminal { max-width: 240px; margin: 0 auto; }
.phones .shot figcaption { text-align: center; margin-left: auto; margin-right: auto; max-width: 260px; }

dialog.lightbox { border: 0; padding: 0; background: transparent; max-width: min(1400px, 94vw); max-height: 92vh; }
dialog.lightbox::backdrop { background: rgba(8,16,30,.86); }
dialog.lightbox img { max-height: 86vh; width: auto; margin: 0 auto; border-radius: var(--r); background: #fff; }
dialog.lightbox p { color: #dfe5ee; text-align: center; font-size: .9rem; margin: 12px 0 0; }
.lightbox__close { position: fixed; top: 16px; right: 16px; background: #fff; border: 0; border-radius: 50%; width: 40px; height: 40px; cursor: pointer; display: grid; place-items: center; }
.lightbox__close svg { width: 18px; height: 18px; }

/* ---- Ürün sayfası alt menüsü ----------------------------------------------- */
.subnav { position: sticky; top: var(--hdr-h); z-index: 40; background: #fff; border-bottom: 1px solid var(--line); }
.subnav .wrap { display: flex; align-items: center; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.subnav .wrap::-webkit-scrollbar { display: none; }
.subnav__name { font-family: var(--f-head); font-weight: 700; margin-right: 18px; white-space: nowrap; }
.subnav a { font-size: .9rem; color: var(--muted); text-decoration: none; padding: 15px 12px; white-space: nowrap; border-bottom: 2px solid transparent; }
.subnav a:hover { color: var(--ink); }
.subnav a.is-active { color: var(--brand); border-bottom-color: var(--brand); }
.subnav .btn { margin-left: auto; }
.subnav a.btn { color: #fff; padding: 10px 14px; border-bottom: 0; }

/* Ürün hero */
.phero { padding: 36px 0 80px; }
.phero__grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 64px; align-items: center; }
.phero h1 { font-size: clamp(2.8rem, 6vw, 4.8rem); margin-bottom: 12px; }
.phero__claim { font-family: var(--f-head); font-size: clamp(1.25rem, 2vw, 1.6rem); font-weight: 600; line-height: 1.3; letter-spacing: -0.015em; color: var(--ink-2); margin-bottom: 22px; max-width: 24em; }
.phero__media { position: relative; }
.phero__media--pdks { display: flex; gap: 22px; align-items: flex-end; justify-content: center; }
.phero__media--pdks .poster { width: 52%; border: 1px solid var(--line); border-radius: var(--r); background: #fff; box-shadow: 0 30px 60px -36px rgba(12,27,48,.35); transform: none; }
.phero__media--pdks .frame--phone { width: 40%; margin-bottom: -24px; }
.phero__media--snabb { display: flex; gap: 22px; justify-content: center; align-items: flex-start; }
.phero__media--snabb .frame--terminal { width: 46%; max-width: 250px; }
.phero__media--snabb .frame--terminal:nth-child(2) { margin-top: 56px; }
.mascot { width: 110px; height: auto; position: absolute; right: -6px; top: -40px; }

.docline { display: flex; align-items: center; gap: 12px; margin-top: 22px; font-size: .92rem; color: var(--muted); }
.docline svg { width: 18px; height: 18px; color: var(--accent); }
.docline a { font-weight: 600; }

/* Teknik not */
.technote { border-left: 3px solid var(--brand); background: var(--paper); padding: 22px 26px; border-radius: 0 var(--r) var(--r) 0; color: var(--ink-2); }
.technote b { color: var(--ink); }

/* Örnek kutusu */
.example { display: grid; grid-template-columns: 120px 1fr; gap: 20px; border: 1px dashed var(--brand); border-radius: var(--r-lg); padding: 22px 26px; background: var(--brand-tint); }
.example .k { font-family: var(--f-mono); font-size: .76rem; letter-spacing: .08em; color: var(--brand); padding-top: 3px; }
.example p { margin: 0; }

/* Hücre haritası (Snabb) */
.cellmap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cellmap__legend { display: flex; flex-wrap: wrap; gap: 18px; font-size: .85rem; color: var(--muted); margin-bottom: 16px; }
.cellmap__legend span { display: inline-flex; align-items: center; gap: 7px; }
.cellmap__legend i { width: 12px; height: 12px; border-radius: 2px; display: inline-block; }
.rack { border: 1px solid var(--line); border-radius: var(--r); background: #fff; padding: 12px; }
.rack__head { display: flex; justify-content: space-between; font-family: var(--f-mono); font-size: .75rem; margin-bottom: 10px; }
.rack__head b { background: var(--ink); color: #fff; padding: 2px 7px; border-radius: 2px; font-weight: 500; }
.rack__cells { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.cell { aspect-ratio: 1 / .82; border-radius: 3px; position: relative; font-family: var(--f-mono); font-size: .8rem; display: flex; align-items: flex-end; justify-content: flex-end; padding: 5px 6px; }
.cell small { position: absolute; top: 4px; left: 6px; font-size: .62rem; opacity: .75; }
.cell--full { background: var(--brand); color: #fff; }
.cell--empty { border: 1px dashed var(--line); color: var(--muted); }
.cell--neg { background: var(--danger); color: #fff; }
.cell--hit { background: #f2b705; color: var(--ink); }

/* ---- SSS ------------------------------------------------------------------ */
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
    list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative;
    font-family: var(--f-head); font-weight: 600; font-size: 1.12rem; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font: 300 1.6rem/1 var(--f-body); color: var(--brand); }
.faq details[open] summary::after { content: "–"; }
.faq details > div { padding: 0 40px 24px 0; color: var(--ink-2); max-width: 52em; }
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; }

/* ---- Kategori / Logo ürün kartları ------------------------------------------ */
.catgrid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.catgrid a { display: block; padding: 28px 30px 30px 0; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.catgrid a:nth-child(even) { padding-left: 30px; padding-right: 0; border-left: 1px solid var(--line); }
.catgrid h3 { font-size: 1.2rem; margin-bottom: 8px; display: flex; justify-content: space-between; gap: 14px; }
.catgrid h3 svg { width: 16px; height: 16px; margin-top: 4px; color: var(--muted); flex: none; transition: transform .15s ease; }
.catgrid p { margin: 0; font-size: .95rem; color: var(--ink-2); }
.catgrid a:hover h3 { color: var(--brand); }
.catgrid a:hover h3 svg { transform: translateX(3px); color: var(--brand); }
.catgrid--3 { grid-template-columns: repeat(3, 1fr); }
.catgrid--3 a, .catgrid--3 a:nth-child(even) { padding: 26px 26px 28px 0; border-left: 0; }
.catgrid--3 a:not(:nth-child(3n+1)) { padding-left: 26px; border-left: 1px solid var(--line); }

.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 48px; border-top: 1px solid var(--line); }
.feature-list > div { padding: 22px 0; border-bottom: 1px solid var(--line); }
.feature-list h3 { font-size: 1.08rem; margin-bottom: 6px; }
.feature-list p { margin: 0; color: var(--ink-2); font-size: .97rem; }

.aside-card { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px; position: sticky; top: calc(var(--hdr-h) + 24px); background: #fff; }
.aside-card h3 { font-size: 1.1rem; }
.aside-card .btn { width: 100%; margin-top: 10px; }

.featured { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 40px; background: #fff; }
.featured .badge { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }

/* ---- Form ------------------------------------------------------------------ */
.contact { display: grid; grid-template-columns: .85fr 1.15fr; gap: 72px; align-items: start; }
.contact__info h2 { margin-bottom: 18px; }
.nap { list-style: none; margin-top: 28px; border-top: 1px solid var(--line); }
.nap li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.nap svg { width: 18px; height: 18px; margin-top: 3px; color: var(--brand); }
.nap a { color: var(--ink); text-decoration: none; }
.nap a:hover { text-decoration: underline; }
.nap small { display: block; color: var(--muted); font-size: .8rem; font-family: var(--f-mono); letter-spacing: .05em; text-transform: uppercase; }
.section--ink .nap { border-top-color: rgba(255,255,255,.18); }
.section--ink .nap li { border-bottom-color: rgba(255,255,255,.18); }
.section--ink .nap svg { color: #8fb3e0; }
.section--ink .nap a { color: #fff; }
.section--ink .nap small { color: #8d9ab0; }

.form { background: #fff; color: var(--ink); border-radius: var(--r-lg); padding: 36px; border: 1px solid var(--line); }
.form h3 { margin-bottom: 4px; }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; margin-top: 22px; }
.form__full { grid-column: 1 / -1; }
.field label { display: block; font-size: .85rem; font-weight: 500; margin-bottom: 6px; color: var(--ink-2); }
.field input, .field select, .field textarea {
    width: 100%; font: 400 1rem/1.4 var(--f-body); color: var(--ink);
    padding: 12px 13px; border: 1px solid var(--line); border-radius: var(--r); background: #fff;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-tint); }
.field .err { color: var(--danger); font-size: .82rem; margin-top: 5px; }
.check { display: grid; grid-template-columns: 20px 1fr; gap: 10px; font-size: .86rem; color: var(--muted); align-items: start; }
.check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--brand); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form__foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 22px; flex-wrap: wrap; }
.notice { border-radius: var(--r); padding: 16px 18px; margin-bottom: 18px; font-size: .95rem; }
.notice--ok { background: #e7f4ec; border: 1px solid #b8dcc6; color: #1f5537; }
.notice--err { background: #fdecea; border: 1px solid #f3c2bd; color: #7a1d14; }

.map { border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; background: var(--paper-2); aspect-ratio: 16 / 10; }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ---- CTA bandı ---------------------------------------------------------- */
.cta { display: grid; grid-template-columns: 1.3fr auto; gap: 40px; align-items: center; }
.cta h2 { margin: 0 0 10px; }
.cta p { margin: 0; color: #b8c3d3; }
.cta__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---- Footer ------------------------------------------------------------- */
.ftr { background: #08121f; color: #a7b2c3; font-size: .93rem; padding: 72px 0 0; }
.ftr a { color: #dfe5ee; text-decoration: none; }
.ftr a:hover { color: #fff; text-decoration: underline; }
.ftr__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 56px; }
.ftr__brand img { height: 36px; width: auto; margin-bottom: 20px; }
.ftr__brand p { max-width: 28em; }
.ftr h2 { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .09em; text-transform: uppercase; color: #6f7d92; font-weight: 500; margin-bottom: 16px; }
.ftr ul { list-style: none; display: grid; gap: 9px; }
.ftr address { font-style: normal; line-height: 1.7; }
.ftr__social { display: flex; gap: 10px; margin-top: 20px; }
.ftr__social a { width: 38px; height: 38px; border: 1px solid #243246; border-radius: var(--r); display: grid; place-items: center; }
.ftr__social a:hover { border-color: #8fb3e0; background: #0f1c2e; }
.ftr__social svg { width: 17px; height: 17px; }
.ftr__bottom { border-top: 1px solid #1a2638; padding: 22px 0; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-size: .83rem; color: #6f7d92; }
.ftr__bottom ul { display: flex; gap: 18px; }

/* Yüzen WhatsApp */
.wa { position: fixed; right: 18px; bottom: 18px; z-index: 45; width: 52px; height: 52px; border-radius: 50%; background: #1f9d55; color: #fff; display: grid; place-items: center; box-shadow: 0 10px 24px -10px rgba(0,0,0,.45); }
.wa svg { width: 26px; height: 26px; }
.wa:hover { background: #17834a; color: #fff; }

/* ---- Hukuki metinler ------------------------------------------------------ */
.prose { max-width: 46em; }
.prose h2 { font-size: 1.4rem; margin-top: 2em; }
.prose ul { padding-left: 1.2em; margin-bottom: 1em; }
.prose li { margin-bottom: .4em; }

/* 404 */
.notfound { padding: 120px 0; }
.notfound .code { font-family: var(--f-mono); color: var(--muted); }

/* ==========================================================================
   Duyarlı düzen
   ========================================================================== */
@media (max-width: 1080px) {
    .hdr__phone { display: none; }
    .stage { height: 460px; }
}

@media (max-width: 960px) {
    :root { --gutter: 20px; --hdr-h: 62px; }
    body { font-size: 16px; }
    .section { padding: 72px 0; }
    .section--tight { padding: 56px 0; }
    .topbar__group--right { display: none; }
    .hdr__toggle { display: inline-flex; }
    .hdr__actions .btn { display: none; }
    .nav {
        display: none; position: fixed; inset: var(--hdr-h) 0 0 0; background: #fff;
        flex-direction: column; align-items: stretch; gap: 0; padding: 12px var(--gutter) 40px; overflow-y: auto;
        border-top: 1px solid var(--line-soft);
    }
    .hdr.is-open .nav { display: flex; }
    .nav__link, .nav__btn { padding: 16px 0; font-size: 1.05rem; justify-content: space-between; width: 100%; border-bottom: 1px solid var(--line-soft); border-radius: 0; }
    .nav__link[aria-current="page"] { box-shadow: none; }
    .mega { position: static; transform: none; width: auto; box-shadow: none; border: 0; border-radius: 0; grid-template-columns: 1fr; }
    .mega__col { padding: 6px 0 14px; }
    .mega__col + .mega__col { border-left: 0; background: none; }
    .mega__cats { columns: 1; }
    .nav__mobile-cta { display: grid !important; gap: 10px; margin-top: 22px; }

    .hero { padding-top: 44px; }
    .hero__grid, .pagehead__grid, .phero__grid { grid-template-columns: 1fr; gap: 44px; }
    .stage { height: 400px; max-width: 560px; }
    .stage .p1 { width: 130px; top: 130px; }
    .stage .p2 { width: 116px; top: 250px; }
    .partners__text { margin-left: 0; }
    .section__head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; }
    .split { grid-template-columns: 1fr; }
    .split__col + .split__col { border-left: 0; border-top: 1px solid var(--line); }
    .split__col { padding: 32px 26px; }
    .prow { grid-template-columns: 1fr; gap: 36px; padding: 56px 0; }
    .prow:nth-of-type(even) .prow__media { order: 0; }
    .steps { grid-template-columns: 1fr 1fr; }
    .steps li:nth-child(3) { padding-left: 0; border-left: 0; }
    .steps li { padding-bottom: 28px; }
    .svc { grid-template-columns: 1fr 1fr; }
    .svc > div, .svc > div:not(:nth-child(3n+1)) { padding: 26px 22px 28px 0; border-left: 0; }
    .svc > div:nth-child(even) { padding-left: 22px; padding-right: 0; border-left: 1px solid var(--line); }
    .cols-2, .cols-3, .contact, .faq-grid, .featured { grid-template-columns: 1fr; gap: 40px; }
    .shots { gap: 32px; }
    .shots > .shot { grid-column: span 12; }
    .catgrid--3 { grid-template-columns: 1fr 1fr; }
    .catgrid--3 a, .catgrid--3 a:not(:nth-child(3n+1)) { padding: 24px 22px 26px 0; border-left: 0; }
    .catgrid--3 a:nth-child(even) { padding-left: 22px; padding-right: 0; border-left: 1px solid var(--line); }
    .ftr__grid { grid-template-columns: 1fr 1fr; }
    .aside-card { position: static; }
    [data-stack] { grid-template-columns: 1fr !important; gap: 40px !important; }
    .prow[id] { grid-template-columns: 1fr !important; gap: 10px !important; }
    .cta { grid-template-columns: 1fr; }
    .cellmap { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    :root { --gutter: 16px; }
    h1 { font-size: 2.2rem; }
    .lede { font-size: 1.08rem; }
    .topbar { display: none; }
    .hero__actions .btn, .pagehead__actions .btn { flex: 1 1 100%; }
    .stage { height: 330px; }
    .stage .frame--browser { width: 100%; }
    .stage .p1 { width: 104px; top: 120px; right: 4px; }
    .stage .p2 { width: 96px; top: 190px; left: 4%; }
    .stage__tag { display: none; }
    .partners img { height: 40px; }
    .partners .wrap { gap: 20px; }
    .partners__label { flex-basis: 100%; }
    .facts { grid-template-columns: 1fr 1fr 1fr; }
    .facts b { font-size: 1.3rem; }
    .facts > div { padding-right: 8px; }
    .facts > div + div { padding-left: 10px; }
    .facts--4 { grid-template-columns: 1fr 1fr; }
    .facts--4 > div:nth-child(3) { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); }
    .facts--4 > div:nth-child(4) { border-top: 1px solid var(--line); }
    .steps { grid-template-columns: 1fr; }
    .steps li, .steps li + li { padding-left: 0; border-left: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
    .svc, .catgrid, .catgrid--3, .mods, .feature-list { grid-template-columns: 1fr; }
    .svc > div, .svc > div:nth-child(even), .catgrid a, .catgrid a:nth-child(even),
    .catgrid--3 a, .catgrid--3 a:nth-child(even), .catgrid--3 a:not(:nth-child(3n+1)),
    .mods > div, .mods > div:nth-child(even) { padding: 22px 0; border-left: 0; }
    .tagged > div { grid-template-columns: 1fr; gap: 8px; }
    .spec th { width: auto; display: block; padding-bottom: 4px; border-bottom: 0; }
    .spec td { display: block; padding-top: 0; }
    .vsteps li { grid-template-columns: 44px 1fr; gap: 12px; }
    .phones { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
    .problems { padding: 26px 22px; }
    .form { padding: 26px 20px; }
    .form__grid { grid-template-columns: 1fr; }
    .example { grid-template-columns: 1fr; gap: 6px; }
    .ftr__grid { grid-template-columns: 1fr; gap: 32px; }
    .prow__media .frame--phone, .prow__media .frame--terminal { width: 200px; }
    .prow__media--duo .frame--terminal { width: 46%; }
    .phero__media--pdks .frame--phone { width: 44%; }
    .cellmap { grid-template-columns: 1fr; }
    .subnav .btn { display: none; }
    .featured { padding: 26px 20px; }
    .mascot { width: 76px; top: -28px; }
}

@media print {
    .topbar, .hdr, .subnav, .ftr, .wa, .form { display: none !important; }
}