/* =========================================================
   Nekna — merkez site
   Renkleri ve yazı tiplerini değiştirmek için :root bölümüne bak.
   ========================================================= */

:root {
  /* Temel renkler (Nekna logosundaki lacivert esas alındı) */
  --brand: #292a61;      /* Nekna lacivert */
  --ink: #141b34;        /* başlıklar, metin */
  --muted: #4b5675;      /* ikincil metin */
  --line: #dde1ea;       /* çizgiler, kenarlar */
  --surface: #f3f4f9;    /* açık zemin */
  --bg: #ffffff;
  --focus: #3a6fe0;      /* klavye odağı */
  --error: #c8324a;

  --font-display: "Unbounded", "Segoe UI", system-ui, sans-serif;
  --font-body: "Onest", "Segoe UI", system-ui, sans-serif;

  --wrap: 1160px;
  --radius-s: 8px;
  --radius-l: 18px;
}

/* Ürün renkleri: her ürün kendi sitesindeki renkleri kullanır.
   --c: ana renk, --c2: ikinci renk, --c-text: beyaz zemin üstünde yazı rengi,
   --c-line: kenar çizgisi, --on-c: ana rengin üstündeki yazı rengi */
/* Renkler ürün logolarından (tasarımcının PDF'leri). Açık renklerde (AI, Report, Card) rengin
   üstündeki yazı koyu, beyaz zemindeki yazı ise okunur bir koyu ton. */
.p-crm, [data-id="crm"], .f-crm {
  --c: #262d65; --c2: #5b63a8; --c-text: #262d65; --c-line: #262d65; --on-c: #fff;
}
.p-ai, [data-id="ai"], .f-ai {
  --c: #b7de2f; --c2: #7fa312; --c-text: #5a6e0f; --c-line: #9bbd1f; --on-c: #1f2125;
}
.p-report, [data-id="report"], .f-report {
  --c: #4face4; --c2: #1f6fa3; --c-text: #1f6fa3; --c-line: #4face4; --on-c: #1f2125;
}
.p-flow, [data-id="flow"], .f-flow {
  --c: #452a76; --c2: #8b6fd0; --c-text: #452a76; --c-line: #452a76; --on-c: #fff;
}
.p-card, [data-id="card"], .f-card {
  --c: #efd91a; --c2: #c9a800; --c-text: #6f6000; --c-line: #d9c400; --on-c: #1f2125;
}
.p-360, [data-id="x360"], .f-360 {
  --c: #f35d2f; --c2: #ffa787; --c-text: #b63914; --c-line: #f35d2f; --on-c: #fff;
}
.p-soon, .is-soon, .f-pbx {
  --c: #8a90a6; --c2: #8a90a6; --c-text: #5f6580; --c-line: #a9aec0; --on-c: #fff;
}
.f-pbx { --c: var(--brand); }

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0;
}

p { margin: 0; }
a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: var(--ink);
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--radius-s);
  z-index: 100;
}
.skip:focus { left: 8px; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border: 2px solid var(--brand);
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font: 600 1rem/1 var(--font-body);
  text-decoration: none;
  cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s;
}
.btn:hover { background: #3a3c84; border-color: #3a3c84; }
.btn-ghost { background: transparent; color: var(--brand); }
.btn-ghost:hover { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-small { padding: 10px 18px; font-size: .9375rem; }

/* ---------- Üst menü ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}
.logo { display: inline-flex; align-items: center; }
.logo img { display: block; height: 35px; width: auto; }
.nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.nav-cta { display: none; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: 0;
  background: none;
  text-decoration: none;
  color: var(--muted);
  font: 500 .9688rem/1 var(--font-body);
  cursor: pointer;
}
.nav-link:hover,
.nav-link.is-current { color: var(--ink); }

/* Ürünler açılır menüsü */
.menu { position: relative; }
.menu-btn svg { transition: transform .15s; }
.menu-btn[aria-expanded="true"] svg { transform: rotate(180deg); }
.menu-panel {
  position: absolute;
  top: calc(100% + 18px);
  left: -16px;
  width: 300px;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(20, 27, 52, .12);
  display: none;
}
.menu-btn[aria-expanded="true"] + .menu-panel { display: block; }
.menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
}
.menu-item:hover { background: color-mix(in srgb, var(--c) 10%, #fff); }
.menu-item .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c); flex: none; }
.menu-item strong { display: block; font-weight: 600; font-size: .9688rem; }
.menu-item small { display: block; color: var(--muted); font-size: .8438rem; }
.menu-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  margin-top: 6px;
  padding: 10px 12px 6px;
  border-top: 1px solid var(--line);
  font-size: .875rem;
  color: var(--muted);
}
.menu-foot a { color: var(--ink); font-weight: 500; text-underline-offset: 3px; }

/* Hamburger (yalnızca telefonda görünür) */
.burger {
  display: none;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  border: 0;
  background: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.burger span {
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform .2s, opacity .2s;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 72px; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.125rem, 4.2vw, 3.5rem);
  max-width: 15ch;
}
.lead {
  margin-top: 24px;
  font-size: 1.1875rem;
  color: var(--muted);
  max-width: 52ch;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.facts {
  list-style: none;
  margin: 40px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  color: var(--muted);
  font-size: .9375rem;
}
.facts li { position: relative; padding-left: 18px; }
.facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .5em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
}

/* Ürün yörüngesi */
.orbit-block { display: flex; flex-direction: column; align-items: center; gap: 28px; }
.orbit {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1;
}
.orbit::before {
  content: "";
  position: absolute;
  inset: -8%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%,
    color-mix(in srgb, var(--active, #6c4bd8) 16%, transparent) 0%,
    color-mix(in srgb, var(--active, #6c4bd8) 6%, transparent) 40%,
    transparent 70%);
  transition: background .5s;
  z-index: -1;
}
.orbit-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.ring {
  fill: none;
  stroke: var(--line);
  stroke-width: .35;
  stroke-dasharray: 1.2 1.6;
}
.spoke {
  stroke: var(--line);
  stroke-width: .5;
  stroke-linecap: round;
  stroke-dasharray: 40;
  stroke-dashoffset: 40;
  animation: draw .9s cubic-bezier(.3,.7,.2,1) forwards;
  transition: stroke .2s, stroke-width .2s;
}
.spoke:nth-of-type(2) { animation-delay: .08s; }
.spoke:nth-of-type(3) { animation-delay: .16s; }
.spoke:nth-of-type(4) { animation-delay: .24s; }
.spoke.is-soon { stroke-dasharray: 1.2 1.6; stroke-dashoffset: 0; animation: none; }
.spoke.is-active {
  stroke: var(--active-line, var(--brand));
  stroke-width: .9;
  stroke-dasharray: 3 2;
  animation: flow 1.2s linear infinite;
}
@keyframes flow { to { stroke-dashoffset: -10; } }
@keyframes draw { to { stroke-dashoffset: 0; } }

.hub {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 30%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 10px var(--surface), 0 10px 30px rgba(20, 27, 52, .12);
}
.hub img { width: 52%; height: auto; }

.node {
  position: absolute;
  left: var(--x);
  top: var(--y);
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px 10px 12px;
  border: 2px solid var(--c-line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font: 600 .9375rem/1 var(--font-body);
  white-space: nowrap;
  cursor: pointer;
  opacity: 0;
  animation: pop .45s ease-out .5s forwards;
  transition: background-color .15s, color .15s;
}
.node .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c);
}
.node.is-soon { border-style: dashed; color: var(--c-text); }
.node:hover { background: color-mix(in srgb, var(--c) 12%, #fff); }
.node[aria-selected="true"] { background: var(--c); border-color: var(--c); color: var(--on-c); }
.node[aria-selected="true"] .dot { background: var(--on-c); }
@keyframes pop {
  from { opacity: 0; transform: translate(-50%, -50%) scale(.8); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.orbit-panel {
  width: 100%;
  max-width: 460px;
  padding: 20px 24px;
  border-radius: var(--radius-l);
  background: var(--surface);
  border-left: 5px solid var(--active, #6c4bd8);
  min-height: 150px;
}
.panel-name { font: 700 1.125rem/1.2 var(--font-display); }
.panel-text { margin-top: 6px; color: var(--muted); }
.panel-link {
  display: inline-block;
  margin-top: 10px;
  font-weight: 600;
  color: var(--ink);
  text-underline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {
  .spoke, .spoke.is-active { animation: none; stroke-dashoffset: 0; }
  .node { animation: none; opacity: 1; }
  .mk-wave i, .flow::after, .flow li { animation: none !important; }
}

/* ---------- İhtiyaca göre yönlendirme ---------- */
.needs { padding: 0 0 72px; }
.needs-title { font-size: 1.125rem; font-family: var(--font-body); font-weight: 600; color: var(--muted); margin-bottom: 16px; }
.needs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.need {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--c);
  border-radius: 12px;
  text-decoration: none;
  transition: background-color .15s, border-color .15s;
}
.need:hover { background: color-mix(in srgb, var(--c) 6%, #fff); border-color: var(--c-line); }
.need-text { font-weight: 500; line-height: 1.4; }
.need-product { font-size: .9063rem; font-weight: 600; color: var(--c-text); }
.need-product::after { content: " →"; }

/* ---------- Ortak bölüm başlıkları ---------- */
.products,
.together,
.why,
.sectors,
.process,
.contact { padding: 96px 0; }

h2 { font-size: clamp(1.75rem, 3.2vw, 2.5rem); max-width: 22ch; }
.section-lead {
  margin-top: 16px;
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.125rem;
}

/* ---------- Ürünler ---------- */
.products { border-top: 1px solid var(--line); }
.products .section-lead { margin-bottom: 48px; }

.product {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr) 232px;
  gap: 40px;
  align-items: start;
  padding: 40px 0 40px 28px;
  border-top: 1px solid var(--line);
  position: relative;
}
.product::before {
  content: "";
  position: absolute;
  left: 0;
  top: 40px;
  bottom: 40px;
  width: 5px;
  border-radius: 3px;
  background: linear-gradient(var(--c), var(--c2));
}
.product h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.product h3 span { color: var(--c-text); }
.product h3 a, .soon-item h3 a { color: inherit; text-decoration: none; }
.product h3 a:hover { text-decoration: underline; text-decoration-color: var(--c); text-underline-offset: 6px; }
.product-tagline {
  margin-top: 10px;
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--ink);
}
.product-head p:not(.product-tagline) { margin-top: 8px; color: var(--muted); max-width: 48ch; }

.product-features {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.product-features li {
  position: relative;
  padding-left: 22px;
}
.product-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--c-line);
}
.product-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.product-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

/* Küçük ekran önizlemeleri */
.mock {
  width: 232px;
  padding: 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px color-mix(in srgb, var(--c) 18%, transparent);
  font-size: .75rem;
  color: var(--muted);
  display: grid;
  gap: 12px;
}
.mock i { display: block; height: 7px; border-radius: 4px; background: var(--surface); }
.mock .w40 { width: 40%; } .mock .w60 { width: 60%; } .mock .w70 { width: 70%; }
.mock .w80 { width: 80%; } .mock .w90 { width: 90%; }
.mk-head { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--ink); }
.mk-time { margin-left: auto; font-weight: 500; color: var(--muted); }
.mk-avatar { width: 26px; height: 26px; border-radius: 50%; background: linear-gradient(135deg, var(--c), var(--c2)); flex: none; }
.mk-lines { display: grid; gap: 5px; flex: 1; }
.mk-badge { padding: 3px 8px; border-radius: 999px; background: color-mix(in srgb, var(--c) 14%, #fff); color: var(--c-text); font-weight: 600; font-size: .6875rem; white-space: nowrap; }
.mk-body { display: grid; gap: 7px; }
.mk-foot { display: flex; align-items: center; gap: 8px; padding-top: 10px; border-top: 1px solid var(--line); }
.mk-foot strong { margin-left: auto; font: 700 1.125rem/1 var(--font-display); color: var(--c-text); }
.mk-live { width: 8px; height: 8px; border-radius: 50%; background: #2fce9f; box-shadow: 0 0 0 3px rgba(47, 206, 159, .25); }
.mk-wave { display: flex; align-items: center; gap: 3px; height: 44px; }
.mk-wave i { width: 4px; height: 30%; background: var(--c); animation: wave 1.1s ease-in-out infinite; }
.mk-wave i:nth-child(2n) { animation-delay: .15s; } .mk-wave i:nth-child(3n) { animation-delay: .3s; }
.mk-wave i:nth-child(5n) { animation-delay: .45s; } .mk-wave i:nth-child(7n) { animation-delay: .6s; }
@keyframes wave { 0%, 100% { height: 25%; } 50% { height: 95%; } }
.mk-check { width: 14px; height: 14px; border-radius: 50%; background: var(--c); position: relative; flex: none; }
.mk-check::after { content: ""; position: absolute; left: 4px; top: 2px; width: 4px; height: 7px; border: solid var(--on-c); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.mk-bars { display: flex; align-items: flex-end; gap: 6px; height: 56px; }
.mk-bars i { flex: 1; height: var(--h); border-radius: 3px 3px 0 0; background: linear-gradient(to top, var(--c), var(--c2)); }
.mk-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.mk-chips span { padding: 4px 9px; border-radius: 999px; border: 1px solid var(--line); font-weight: 500; color: var(--ink); }
.mk-chips span:first-child { background: var(--c); border-color: transparent; color: var(--on-c); }
.mock-flow .mk-badge { margin-left: auto; }
.product-link {
  padding: 12px 20px;
  border: 2px solid var(--c-line);
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .15s, color .15s, border-color .15s;
}
.product-link:hover { background: var(--c); border-color: var(--c); color: var(--on-c); }
.product-sub {
  font-size: .9375rem;
  color: var(--muted);
  text-underline-offset: 4px;
}
.product-sub:hover { color: var(--ink); }

/* Yakında */
.soon {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 24px;
  align-items: center;
  padding: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.soon-item h3 { font-size: 1.375rem; color: #5f6580; }
.soon-item h3 span { color: #8a90a6; }
.soon-item p { margin-top: 4px; color: var(--muted); font-size: .9375rem; max-width: 30ch; }
.soon-note { color: var(--muted); font-size: .9688rem; }
.soon-note a { color: var(--ink); font-weight: 600; text-underline-offset: 4px; }

/* ---------- Bir çağrının yolu ---------- */
.together { background: #11142e; color: #fff; }
.together h2 { color: #fff; }
.together .section-lead { color: #b4b9d1; }
.flow {
  list-style: none;
  counter-reset: step;
  margin: 56px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
}
.flow::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 20px;
  right: 20px;
  height: 2px;
  background: rgba(255, 255, 255, .14);
}
/* Çizgi boyunca ilerleyen çağrı */
.flow::after {
  content: "";
  position: absolute;
  top: 15px;
  left: 15px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, .25), 0 0 18px #fff;
  animation: travel 10s linear infinite;
}
/* 5 sütunlu, 24px boşluklu ızgarada son dairenin merkezi: %80 + 40px */
@keyframes travel {
  0% { left: 15px; opacity: 0; }
  3% { opacity: 1; }
  90% { left: calc(80% + 34px); opacity: 1; }
  93%, 100% { left: calc(80% + 34px); opacity: 0; }
}
.flow li { counter-increment: step; position: relative; opacity: .5; animation: lit 10s ease-in-out infinite; }
.flow li:nth-child(1) { animation-delay: 0s; }
.flow li:nth-child(2) { animation-delay: 2.25s; }
.flow li:nth-child(3) { animation-delay: 4.5s; }
.flow li:nth-child(4) { animation-delay: 6.75s; }
.flow li:nth-child(5) { animation-delay: 9s; }
@keyframes lit { 0% { opacity: .5; } 4%, 24% { opacity: 1; } 34%, 100% { opacity: .5; } }
.flow li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--c);
  color: var(--on-c);
  font: 700 1rem/1 var(--font-display);
  position: relative;
  box-shadow: 0 0 0 6px #11142e;
}
.flow-product {
  display: block;
  margin-top: 18px;
  font-weight: 600;
  color: #fff;
}
.flow p { margin-top: 6px; color: #b4b9d1; font-size: .9375rem; max-width: 26ch; }
.flow-status {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--c) 22%, transparent);
  color: #fff;
  font-size: .8125rem;
  font-weight: 500;
}

/* ---------- SSS ---------- */
.faq { padding: 96px 0; border-top: 1px solid var(--line); }
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: 64px;
  align-items: start;
}
.faq .section-lead a { color: var(--ink); font-weight: 600; text-underline-offset: 4px; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  font-weight: 600;
  font-size: 1.0625rem;
  cursor: pointer;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  margin-right: 4px;
  transition: transform .15s;
}
.faq-list details[open] summary::after { transform: rotate(-135deg); }
.faq-list details p { padding: 0 32px 22px 0; color: var(--muted); max-width: 60ch; }

/* ---------- İletişim ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 64px;
  align-items: start;
}
.contact-list { margin: 32px 0 0; display: grid; gap: 18px; }
.contact-list dt { font-size: .9063rem; color: var(--muted); }
.contact-list dd { margin: 2px 0 0; font-weight: 500; max-width: 40ch; }
.contact-list a { color: var(--ink); font-weight: 600; text-underline-offset: 4px; }

.form {
  display: grid;
  gap: 20px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
}
.field { display: grid; gap: 8px; margin: 0; padding: 0; border: 0; min-width: 0; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label,
.field legend { font-weight: 500; font-size: .9688rem; padding: 0; }
.field legend { margin-bottom: 8px; }
.optional { color: var(--muted); font-weight: 400; }

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-s);
  font: inherit;
  color: var(--ink);
  background: #fff;
  transition: border-color .15s;
}
textarea { resize: vertical; }
textarea::placeholder { color: #8a90a6; }
input:focus,
textarea:focus { border-color: var(--brand); outline: none; box-shadow: 0 0 0 3px rgba(58, 111, 224, .25); }
input[aria-invalid="true"] { border-color: var(--error); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span {
  display: inline-block;
  padding: 8px 14px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-size: .9375rem;
  font-weight: 500;
  transition: background-color .15s, border-color .15s, color .15s;
}
.chip small { font-size: .8125rem; color: var(--muted); font-weight: 400; }
.chip:hover span { border-color: var(--c-line); }
.chip input:checked + span { background: var(--c); border-color: var(--c); color: var(--on-c); }
.chip input:checked + span small { color: inherit; }
.chip input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 2px; }

.form-error { color: var(--error); font-weight: 500; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; }
.form-hint { color: var(--muted); font-size: .9063rem; }

/* ---------- Neden Nekna ---------- */
.why { background: var(--surface); border-top: 1px solid var(--line); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.why-item {
  padding: 26px 24px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
}
.why-num {
  display: inline-block;
  font: 700 .875rem/1 var(--font-display);
  color: var(--brand);
  letter-spacing: .04em;
}
.why-item h3 { margin-top: 14px; font-size: 1.1875rem; }
.why-item p { margin-top: 10px; color: var(--muted); font-size: .9688rem; }

/* Ürün başlığındaki beta etiketi */
.beta-tag {
  display: inline-block;
  vertical-align: middle;
  margin-left: 10px;
  padding: 5px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--c) 14%, #fff);
  color: var(--c-text);
  font: 600 .8125rem/1 var(--font-body);
  letter-spacing: 0;
}
.mk-msgs { display: grid; gap: 8px; }
.mk-msg { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 8px; background: var(--surface); color: var(--ink); font-weight: 500; }
.mk-msg b { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.ch-wa { background: #25d366; } .ch-tg { background: #229ed9; } .ch-ig { background: #e1306c; } .ch-gg { background: #4285f4; }

/* ---------- Sektörler ---------- */
.sectors { border-top: 1px solid var(--line); }
.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.sector {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  transition: box-shadow .15s, border-color .15s;
}
.sector:hover { border-color: #c5cbda; box-shadow: 0 12px 30px rgba(20, 27, 52, .08); }
.sector h3 { font-size: 1.125rem; }
.sector p { color: var(--muted); font-size: .9688rem; flex: 1; }
.tags { list-style: none; margin: 4px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tags li {
  padding: 5px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--c) 12%, #fff);
  color: var(--c-text);
  font-size: .8438rem;
  font-weight: 600;
}

/* ---------- Kurulum süreci ---------- */
.process { background: var(--surface); border-top: 1px solid var(--line); }
.steps {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.steps li {
  position: relative;
  padding: 26px 24px 28px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
}
.step-num {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  font: 700 1rem/1 var(--font-display);
}
.steps h3 { margin-top: 16px; font-size: 1.1875rem; }
.steps p { margin-top: 10px; color: var(--muted); font-size: .9688rem; }

/* ---------- Telefonda akordeon (sınıflar main.js ile eklenir) ---------- */
.acc-btn { display: none; }
@media (max-width: 640px) {
  .acc-head { position: relative; padding-right: 44px; cursor: pointer; }
  .acc-btn {
    display: grid;
    place-items: center;
    position: absolute;
    right: -6px;
    top: 50%;
    width: 40px;
    height: 40px;
    margin-top: -20px;
    border: 0;
    border-radius: 50%;
    background: none;
    color: var(--muted);
    cursor: pointer;
  }
  .acc-btn svg { transition: transform .15s; }
  .acc.is-open .acc-btn svg { transform: rotate(180deg); }
  /* Kapalıyken gizlenen parçalar */
  .product.acc:not(.is-open) .product-head p:not(.product-tagline),
  .product.acc:not(.is-open) .product-features,
  .product.acc:not(.is-open) .mock,
  .sector.acc:not(.is-open) p,
  .sector.acc:not(.is-open) .tags,
  .why-item.acc:not(.is-open) p,
  .steps li.acc:not(.is-open) p { display: none; }
  .product.acc .product-head { padding-right: 0; }
  .product.acc .product-head h3 { padding-right: 44px; }
  .product.acc .acc-btn { top: 14px; margin-top: 0; }
  .product.acc:not(.is-open) { padding-bottom: 28px; }
  .product.acc:not(.is-open) .product-visual { margin-top: 4px; }
  .sector.acc, .why-item.acc { padding: 18px 20px; }
  .sector.acc:not(.is-open) h3, .why-item.acc:not(.is-open) h3 { margin: 0; }
  .why-item.acc .why-num { display: none; }
  .steps li.acc { padding: 18px 20px; }
  .steps li.acc .step-num { width: 32px; height: 32px; font-size: .875rem; float: left; margin: -2px 12px 0 0; }
  .steps li.acc h3 { margin-top: 0; min-height: 32px; display: flex; align-items: center; }
  .steps li.acc:not(.is-open) p { display: none; }
  .steps li.acc.is-open p { clear: both; padding-top: 10px; }
}

/* ---------- Alt bilgi ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 40px 0; }
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px 40px;
}
.site-footer .logo img { height: 44px; }
.footer-brand { display: grid; gap: 14px; }

/* "Powered by TelPlus": neknacrm.com ve neknareport.com ile aynı */
.powered {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .875rem;
  color: #7b85a3;
}
.telplus { font-weight: 800; color: var(--ink); }
.telplus span { color: #f0762b; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: .9688rem; }
.footer-links a:hover { color: var(--ink); }
.copy { margin-left: auto; color: var(--muted); font-size: .9063rem; }

/* ---------- Tablet ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .product { grid-template-columns: 1fr 1fr; }
  .product-visual { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; align-items: center; }
  .product-actions { flex-direction: row; flex-wrap: wrap; gap: 12px 20px; }
  .soon { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; gap: 28px; }
  .flow::before { top: 20px; bottom: 20px; left: 20px; right: auto; width: 2px; height: auto; }
  .flow::after { display: none; }
  .flow li { display: grid; grid-template-columns: 42px 1fr; column-gap: 18px; }
  .flow li::before { grid-row: span 2; }
  .flow-product { margin-top: 0; }
  .flow p { margin-top: 2px; max-width: 52ch; }
  /* Durum etiketi numara sütununa düşmesin */
  .flow-status { grid-column: 2; justify-self: start; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .faq-grid { grid-template-columns: 1fr; gap: 32px; }
  .needs-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
}

/* ---------- Telefon ---------- */
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .header-inner { gap: 12px; }
  .header-cta { display: none; }
  .burger { display: flex; margin-left: auto; }

  /* Telefon menüsü: başlığın altında açılır */
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 8px 16px 16px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 40px rgba(20, 27, 52, .12);
  }
  .nav.is-open { display: flex; }
  .nav-link { padding: 14px 0; font-size: 1.0625rem; border-bottom: 1px solid var(--line); }
  .menu-btn { width: 100%; justify-content: space-between; }
  .menu-panel {
    position: static;
    width: auto;
    padding: 4px 0 8px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }
  .nav-cta { display: inline-flex; margin-top: 16px; }

  .facts { gap: 8px 20px; }
  .faq { padding: 72px 0; }
  .logo img { height: 30px; }
  .needs-grid { grid-template-columns: 1fr; }
  .why-grid, .sector-grid { grid-template-columns: 1fr; }
  .beta-tag { display: inline-block; margin: 8px 0 0; }
  .needs { padding-bottom: 56px; }
  .hero { padding: 48px 0 72px; }
  .node { padding: 8px 12px 8px 10px; font-size: .875rem; }
  .products, .together, .why, .sectors, .process, .contact { padding: 72px 0; }
  .product { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-left: 22px; }
  .product-visual { flex-direction: column; align-items: flex-start; }
  .mock { width: 100%; max-width: 300px; }
  .soon { padding: 24px 0 24px 22px; grid-template-columns: 1fr; gap: 16px; }
  .field-row { grid-template-columns: 1fr; }
  .form { padding: 20px; }
  .copy { margin-left: 0; }
}