/* ============================================================
   BTPAR — Datasheet Precision Design System
   Palette: Cleanroom White #F4F6F8 · Silicon Graphite #14181D
            ENIG Gold #C89B3C · Deep Gold #8F6A14 · Ink #1C232B
   Type:    Archivo (display) · IBM Plex Sans (body) · IBM Plex Mono (data)
   ============================================================ */

:root {
  --paper:      #F4F6F8;
  --paper-hi:   #FFFFFF;
  --silicon:    #14181D;
  --silicon-hi: #1D232B;
  --ink:        #1C232B;
  --ink-soft:   #4A5560;
  --gold:       #C89B3C;
  --gold-deep:  #8F6A14;
  --risk:       #D61A22; /* logo kırmızısı */
  --line:       #D7DDE3;
  --line-dark:  #2A323C;

  --f-display: "Archivo", "Segoe UI", system-ui, sans-serif;
  --f-body:    "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --f-mono:    "IBM Plex Mono", "Consolas", monospace;

  --max: 1400px;
  --pad: clamp(20px, 4vw, 48px);

  /* modern yüzey tokenları */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-light: 0 2px 8px rgba(20,24,29,.05), 0 10px 28px rgba(20,24,29,.06);
  --shadow-light-hover: 0 8px 24px rgba(20,24,29,.08), 0 18px 48px rgba(20,24,29,.09);
  --glow-gold: 0 8px 28px rgba(200,155,60,.32);
  --ease: cubic-bezier(.19, 1, .22, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
/* Operatör kararı: animasyonlar reduced-motion tercihinde de oynar (zorla-oynat) */

body {
  font-family: var(--f-body);
  color: var(--ink);
  background: var(--paper);
  /* çok hafif teknik nokta-ızgara dokusu */
  background-image: radial-gradient(rgba(20,24,29,.035) 1px, transparent 1px);
  background-size: 24px 24px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: var(--f-mono); }

/* ---- Language switching ---- */
[data-lang="tr"] .en { display: none !important; }
[data-lang="en"] .tr { display: none !important; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  padding: 12px 22px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease);
}
.btn:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.btn-gold {
  background: linear-gradient(135deg, #D9AC4B, var(--gold));
  color: #16130A;
  box-shadow: 0 1px 0 rgba(0,0,0,.2);
}
.btn-gold:hover { box-shadow: var(--glow-gold); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--paper);
  border: 1px solid rgba(244,246,248,.35);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-line {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-line:hover { border-color: var(--gold); color: var(--gold-deep); }
.btn-arr { transition: transform .15s ease; }
.btn:hover .btn-arr { transform: translateX(3px); }

/* ============ NAV ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(20,24,29,.72);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--line-dark);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 68px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-logo {
  height: 38px;
  width: auto;
  display: block;
  align-self: flex-start; /* flex kolonun yatay esnetmesini engeller — basıklık düzeltmesi */
}
.brand-logo-foot { height: 46px; }
.brand-text {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: .04em;
  color: var(--paper);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
}
.brand-sub {
  font-family: var(--f-mono);
  font-weight: 500;
  font-size: 8.5px;
  letter-spacing: .22em;
  color: var(--gold);
  margin-top: 5px;
}
.nav-links { display: flex; gap: 26px; margin-left: auto; }
.nav-links a {
  color: #B8C0C9;
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  transition: color .15s ease;
}
.nav-links a:hover { color: var(--gold); }
.nav-actions { display: flex; align-items: center; gap: 18px; }
.btn-nav { padding: 9px 18px; font-size: 14px; }

.lang-toggle {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  color: #B8C0C9;
  font-family: var(--f-mono);
  font-size: 12.5px;
  padding: 7px 14px;
  cursor: pointer;
  letter-spacing: .05em;
  transition: border-color .3s var(--ease);
}
.lang-toggle:hover { border-color: var(--gold); }
.lang-toggle .lt-sep { opacity: .4; margin: 0 4px; }
.lang-toggle .lt-opt { opacity: .45; transition: opacity .15s ease, color .15s ease; }
[data-lang="tr"] .lang-toggle .lt-opt[data-l="tr"],
[data-lang="en"] .lang-toggle .lt-opt[data-l="en"] { opacity: 1; color: var(--gold); font-weight: 600; }
.lang-toggle:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.nav-burger span { width: 22px; height: 2px; background: var(--paper); transition: transform .2s ease, opacity .2s ease; }
.nav-mobile { display: none; }

/* ============ HERO ============ */
.hero {
  background:
    linear-gradient(rgba(244,246,248,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244,246,248,.03) 1px, transparent 1px),
    radial-gradient(1100px 500px at 85% -10%, rgba(200,155,60,.14), transparent 60%),
    radial-gradient(800px 400px at 10% 110%, rgba(36,88,166,.14), transparent 55%),
    var(--silicon);
  background-size: 64px 64px, 64px 64px, auto, auto, auto;
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
/* atmosfer orb'ları */
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.hero::before { width: 480px; height: 480px; background: rgba(200,155,60,.16); top: -140px; right: -80px; }
.hero::after  { width: 400px; height: 400px; background: rgba(36,88,166,.18); bottom: -170px; left: -110px; }

/* hero giriş animasyonu (reduced-motion global kuralıyla kapanır) */
@keyframes heroIn {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: none; }
}
.hero-copy > * { animation: heroIn .7s var(--ease) backwards; }
.hero-copy > *:nth-child(2) { animation-delay: .08s; }
.hero-copy > *:nth-child(3) { animation-delay: .16s; }
.hero-copy > *:nth-child(4) { animation-delay: .24s; }
.hero-copy > *:nth-child(5) { animation-delay: .32s; }
.hero-art { animation: heroIn .9s var(--ease) .28s backwards; }
.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(56px, 9vh, 110px) var(--pad) clamp(40px, 6vh, 70px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
  margin-bottom: 22px;
}
.hero h1 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(34px, 4.6vw, 58px);
  line-height: 1.06;
  letter-spacing: -.015em;
  margin-bottom: 22px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, #E2BC62, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  position: relative;
}
.hero-sub {
  font-size: clamp(15.5px, 1.35vw, 17.5px);
  color: #AEB7C0;
  max-width: 54ch;
  margin-bottom: 32px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 24px; }
.hero-micro {
  font-size: 11px;
  letter-spacing: .14em;
  color: #8A939D; /* WCAG AA: >=4.5:1 koyu zeminde */
}

/* ---- Signature: CSS RDIMM ---- */
.hero-art { position: relative; min-height: 300px; }
.dimm {
  position: relative;
  animation: dimmFloat 7s ease-in-out infinite;
}
@keyframes dimmFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
.dimm-board {
  position: relative;
  background: linear-gradient(160deg, #0E3B2E 0%, #0A2E24 100%);
  border: 1px solid rgba(200,155,60,.25);
  border-radius: 10px 10px 0 0;
  padding: 26px 22px 0;
  box-shadow: 0 30px 60px rgba(0,0,0,.45), 0 6px 16px rgba(0,0,0,.35), 0 0 80px -20px rgba(200,155,60,.35);
}
.dimm-chips {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
.dimm-chips span {
  aspect-ratio: 1 / 1.35;
  background: linear-gradient(145deg, #23282E, #16191D);
  border: 1px solid #31383F;
  border-radius: 2px;
  position: relative;
}
.dimm-chips span::after {
  content: "";
  position: absolute;
  inset: 24% 18%;
  border: 1px solid rgba(200,155,60,.18);
  border-radius: 1px;
}
.dimm-label {
  background: #E9ECEF;
  color: #23292F;
  font-size: 10.5px;
  letter-spacing: .06em;
  line-height: 1.5;
  padding: 8px 12px;
  border-radius: 2px;
  display: flex;
  flex-direction: column;
  margin-bottom: 16px;
}
.dimm-label b { color: #8F6A14; letter-spacing: .12em; font-size: 9.5px; }
.dimm-notch {
  position: absolute;
  bottom: 0; left: 38%;
  width: 14px; height: 12px;
  background: var(--silicon);
  border-radius: 8px 8px 0 0;
  z-index: 2;
}
.dimm-fingers {
  height: 16px;
  margin: 0 -1px;
  background: repeating-linear-gradient(
    90deg,
    #C89B3C 0px, #E2BC62 3px, #C89B3C 6px,
    #0A2E24 6px, #0A2E24 10px
  );
}
.dimm-callout {
  position: absolute;
  font-size: 10.5px;
  letter-spacing: .05em;
  color: #9AA4AE;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.dimm-callout i {
  width: 26px; height: 1px;
  background: var(--gold);
  display: inline-block;
  flex: none;
}
.co-1 { top: -34px; right: 4%; }
.co-2 { bottom: -36px; left: 2%; }
.co-3 { bottom: -62px; left: 2%; }

/* ---- About page hero ---- */
.about-hero .hero-inner {
  grid-template-columns: minmax(0, 1fr);
}
.about-hero .hero-sub { max-width: 68ch; }

/* ---- Stats strip ---- */
.hero-stats {
  border-top: 1px solid var(--line-dark);
  max-width: var(--max);
  margin: 0 auto;
  padding: 26px var(--pad) 34px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.hs-item { display: flex; flex-direction: column; gap: 4px; }
.hs-item b {
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 600;
  background: linear-gradient(120deg, #E2BC62, var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -.01em;
}
.hs-item span { font-size: 13px; color: #8A939D; }
/* b içindeki dil span'ları etiket kuralından etkilenmesin — degrade ve boyutu miras alsın */
.hs-item b span { font-size: inherit; color: inherit; }

/* ============ GOLD FINGERS DIVIDER ============ */
.fingers-divider {
  height: 6px;
  background: repeating-linear-gradient(
    90deg,
    var(--gold) 0px, var(--gold) 14px,
    transparent 14px, transparent 22px
  );
  opacity: .5;
}

/* ---- part-number marquee ---- */
.marquee {
  background: #0E1114;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  padding: 18px 0;
  overflow: hidden;
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  gap: 44px;
  animation: marqueeScroll 32s linear infinite;
}
.marquee span {
  font-family: var(--f-mono);
  font-size: 14px;
  letter-spacing: .12em;
  color: #8A939D; /* WCAG AA: 5.8:1 */
  display: inline-flex;
  align-items: center;
  gap: 44px;
}
.marquee span::after {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--gold);
  opacity: .6;
}
@keyframes marqueeScroll { to { transform: translateX(-50%); } }

/* ============ TRUST BAR ============ */
.trust {
  background: var(--paper-hi);
  border-bottom: 1px solid var(--line);
  padding: 34px var(--pad);
  text-align: center;
}
.trust-title {
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--ink-soft);
  margin-bottom: 22px;
}
.trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(20px, 4vw, 56px);
  max-width: var(--max);
  margin: 0 auto;
}
.trust-badge { display: flex; flex-direction: column; gap: 2px; }
.trust-badge b {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: .06em;
  color: var(--ink);
}
.trust-badge span { font-size: 12px; color: var(--gold-deep); font-weight: 500; }

/* ============ SECTIONS ============ */
.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(64px, 9vh, 104px) var(--pad);
}
.section-dark {
  max-width: none;
  background: var(--silicon);
  color: var(--paper);
}
.section-dark > .section-head,
.section-dark > .why-grid,
.section-dark > .proof-grid,
.section-dark > .proof-note,
.section-dark > .rm-grid,
.section-dark > .rm-callout,
.section-dark > .rm-note {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
}

.section-head { margin-bottom: clamp(36px, 5vh, 56px); }
.sec-no {
  font-size: 13px;
  color: var(--gold-deep);
  letter-spacing: .3em;
  margin-bottom: 10px;
}
.section-dark .sec-no { color: var(--gold); }
.section-head h2, .quote-copy h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(30px, 4.2vw, 56px);
  letter-spacing: -.02em;
  line-height: 1.06;
  margin-bottom: 16px;
}
.sec-lead {
  font-size: 16.5px;
  color: var(--ink-soft);
  max-width: 62ch;
}
.section-dark .sec-lead { color: #A7B0BA; }

/* ---- Problem (risk) cards ---- */
.prob-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.prob-card {
  background: var(--paper-hi);
  border: 1px solid var(--line);
  border-top: 3px solid var(--risk);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-light);
  padding: 28px 26px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.prob-card:hover {
  transform: translateY(-4px);
  border-color: var(--risk);
  box-shadow: var(--shadow-light-hover);
}
.prob-tag {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--risk);
  margin-bottom: 12px;
}
.prob-card h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 19px;
  margin-bottom: 10px;
}
.prob-card p:not(.prob-tag) {
  font-size: 14.5px;
  color: var(--ink-soft);
}

/* ---- Proof (document pack) ---- */
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.doc-item {
  border: 1px solid rgba(255,255,255,.06);
  background: linear-gradient(180deg, #1E242C 0%, #191F26 100%);
  border-radius: var(--radius-md);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
  padding: 22px 20px;
  transition: border-color .35s var(--ease), transform .35s var(--ease);
}
.doc-item:hover {
  border-color: rgba(200,155,60,.5);
  transform: translateY(-3px);
}
.doc-no {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--gold);
  margin-bottom: 10px;
}
.doc-item p:not(.doc-no) {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--paper);
}
.proof-note {
  margin-top: 26px;
  font-size: 14.5px;
  color: #A7B0BA;
}

/* ---- Products ---- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.p-card {
  background: var(--paper-hi);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-light);
  padding: 28px 26px 24px;
  display: flex;
  flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.p-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold);
  box-shadow: var(--shadow-light-hover);
}
.p-img {
  height: 130px;
  display: grid;
  place-items: center;
  margin: -6px 0 16px;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 14px;
}
.p-img img, .p-img svg {
  max-height: 110px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
}
.p-tag {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--gold-deep);
  margin-bottom: 12px;
}
.p-card h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 21px;
  margin-bottom: 10px;
}
.p-card > p:not(.p-tag) {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin-bottom: 18px;
}
.p-specs {
  list-style: none;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.p-specs li {
  font-size: 12.5px;
  color: var(--ink);
  padding-left: 16px;
  position: relative;
}
.p-specs li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--gold);
}
.p-stock {
  margin-top: auto;
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10.5px;
  letter-spacing: .12em;
  color: #1E6B42;
  background: rgba(46,158,91,.09);
  border-radius: 999px;
  padding: 5px 12px;
  margin-bottom: 12px;
}
.p-stock i {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #2E9E5B;
  box-shadow: 0 0 0 3px rgba(46,158,91,.15);
  flex: none;
}
.p-link {
  font-weight: 600;
  font-size: 14px;
  color: var(--gold-deep);
  text-decoration: none;
}
.p-link:hover { text-decoration: underline; }

/* ---- Why grid ---- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.w-card {
  border: 1px solid rgba(255,255,255,.06);
  background: linear-gradient(180deg, #1E242C 0%, #191F26 100%);
  border-radius: var(--radius-md);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
  padding: 28px 26px;
  transition: border-color .35s var(--ease), transform .35s var(--ease);
}
.w-card:hover {
  border-color: rgba(200,155,60,.5);
  transform: translateY(-3px);
}
.w-no {
  width: 34px; height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: var(--radius-sm);
  color: var(--gold);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}
.w-card h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 19.5px;
  margin-bottom: 10px;
}
.w-card p { font-size: 14.5px; color: #A7B0BA; }

/* ---- Roadmap ---- */
.rm-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 3vw, 48px);
}
.rm-brand {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--paper);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 10px;
  margin-bottom: 18px;
}
.rm-item {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-dark);
}
.rm-year {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--gold);
  padding-top: 2px;
}
.rm-item p:not(.rm-year) {
  font-size: 14.5px;
  color: #A7B0BA;
}
.rm-item b { color: var(--paper); font-weight: 600; }
.rm-callout {
  margin-top: 30px;
  font-size: 16px;
  color: #C4CCD4;
  border-left: 3px solid var(--gold);
  padding-left: 16px;
}
.rm-callout a { color: var(--gold); }
.rm-note {
  margin-top: 22px;
  font-size: 10.5px;
  letter-spacing: .1em;
  color: #8A939D;
}

/* ---- About / capabilities ---- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.about-copy p {
  font-size: 16.5px;
  color: var(--ink);
  margin-bottom: 18px;
  max-width: 52ch;
}
.about-copy p:last-child {
  color: var(--gold-deep);
  font-weight: 500;
}
.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.cap-item {
  background: var(--paper-hi);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-light);
  padding: 22px 20px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.cap-item:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
  box-shadow: var(--shadow-light-hover);
}
.cap-no {
  font-size: 10.5px;
  letter-spacing: .2em;
  color: var(--gold-deep);
  margin-bottom: 10px;
}
.cap-item h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 16.5px;
  margin-bottom: 6px;
}
.cap-item p:not(.cap-no) {
  font-size: 13.5px;
  color: var(--ink-soft);
}

/* ---- Milestones timeline ---- */
.timeline {
  list-style: none;
  max-width: 820px;
  margin: 0 auto;
  padding-left: 4px;
}
.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 22px;
  padding: 0 0 30px 22px;
  border-left: 2px solid var(--line-dark);
}
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  left: -8px; top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--silicon);
  border: 2px solid var(--gold);
}
.tl-now::before { background: var(--gold); box-shadow: 0 0 0 4px rgba(200,155,60,.2); }
.tl-year {
  font-size: 17px;
  font-weight: 600;
  color: var(--gold);
  padding-top: 1px;
}
.tl-body h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--paper);
  margin-bottom: 5px;
}
.tl-body p { font-size: 14.5px; color: #A7B0BA; }
.section-dark > .timeline { max-width: 820px; margin-left: auto; margin-right: auto; }

/* ---- Mission & Vision ---- */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.mv-card {
  background: var(--paper-hi);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-light);
  padding: 30px 28px;
}
.mv-tag {
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--gold-deep);
  margin-bottom: 16px;
}
.mv-text {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.35;
  color: var(--ink);
}
.mv-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.mv-list li {
  font-size: 15.5px;
  color: var(--ink);
  padding-left: 22px;
  position: relative;
}
.mv-list li::before {
  content: "▸";
  position: absolute; left: 0;
  color: var(--gold);
}

/* ---- Consult band ---- */
.consult {
  background: var(--paper-hi);
  border-top: 1px solid var(--line);
  border-bottom: 3px solid var(--gold);
}
.consult-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(36px, 5vh, 56px) var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.consult-copy h2 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 32px);
  letter-spacing: -.01em;
  margin-bottom: 8px;
}
.consult-copy p {
  font-size: 15.5px;
  color: var(--ink-soft);
}
.consult-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---- Industries ---- */
.ind-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.i-card {
  background: var(--paper-hi);
  border: 1px solid var(--line);
  padding: 24px 22px;
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-light);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.i-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-light-hover);
}
.i-card h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 8px;
}
.i-card p { font-size: 13.5px; color: var(--ink-soft); }

/* ---- Steps ---- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  counter-reset: none;
}
.step {
  background: var(--paper-hi);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-light);
  padding: 24px 22px;
  position: relative;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-light-hover);
}
.step-no {
  font-size: 30px;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 14px;
}
.step h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 8px;
}
.step p { font-size: 13.5px; color: var(--ink-soft); }

/* ============ QUOTE ============ */
.quote {
  padding-left: 0;
  padding-right: 0;
  position: relative;
  overflow: hidden;
}
.quote::before {
  content: "";
  position: absolute;
  width: 520px; height: 520px;
  border-radius: 50%;
  filter: blur(100px);
  background: rgba(200,155,60,.10);
  top: -180px; left: -140px;
  pointer-events: none;
}
.quote-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(36px, 5vw, 72px);
  align-items: start;
}
.quote-points {
  list-style: none;
  margin: 26px 0 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.quote-points li {
  padding-left: 26px;
  position: relative;
  font-size: 15px;
  color: #C4CCD4;
}
.quote-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 700;
}
.quote-points b { color: var(--gold); }
.quote-direct {
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.02);
  padding: 18px 20px;
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
}
.quote-direct p {
  font-size: 10.5px;
  letter-spacing: .24em;
  color: var(--gold);
}
.quote-direct a {
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
}
.quote-direct a:hover { color: var(--gold); }

.quote-form {
  background: var(--paper-hi);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 38px);
  color: var(--ink);
  box-shadow: 0 30px 70px rgba(0,0,0,.35);
}
.f-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.f-field { margin-bottom: 16px; display: flex; flex-direction: column; }
.f-field label {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  margin-bottom: 6px;
  color: var(--ink);
}
.f-field input,
.f-field textarea {
  font-family: var(--f-body);
  font-size: 14.5px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
  resize: vertical;
}
.f-field input:focus,
.f-field textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(200,155,60,.18);
}
.f-field input.f-err,
.f-field textarea.f-err { border-color: #B3261E; }
.btn-submit { width: 100%; justify-content: center; margin-top: 4px; }
.f-note {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 14px;
  text-align: center;
}
.hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  opacity: 0;
}
.f-success {
  margin-top: 16px;
  font-size: 12px;
  letter-spacing: .06em;
  color: #0E6B3A;
  text-align: center;
}

/* ============ FOOTER ============ */
.footer {
  background: #0E1114;
  color: #9AA4AE;
  border-top: 1px solid var(--line-dark);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 56px var(--pad) 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}
.foot-brand .brand-text { font-size: 24px; }
.foot-brand p { max-width: 40ch; }
.foot-brand p { font-size: 14px; margin-top: 14px; max-width: 40ch; }
.foot-h {
  font-size: 10.5px;
  letter-spacing: .24em;
  color: var(--gold);
  margin-bottom: 14px;
}
.foot-col { display: flex; flex-direction: column; gap: 9px; }
.foot-col a {
  color: #B8C0C9;
  text-decoration: none;
  font-size: 14px;
}
.foot-col a:hover { color: var(--gold); }
.foot-addr { font-size: 14px; }
.foot-legal {
  border-top: 1px solid var(--line-dark);
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px var(--pad) 28px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 12px;
  color: #8A939D; /* WCAG AA */
  flex-wrap: wrap;
}
.foot-id { flex-basis: 100%; }
.foot-id a { color: #8A939D; }
.foot-id a:hover { color: var(--gold); }
.foot-tm { max-width: 68ch; text-align: right; }

/* ============ PRODUCT DETAIL ============ */
.pd-hero .hero-inner {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  align-items: center;
}
.pd-visual {
  background: var(--paper-hi);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: grid;
  place-items: center;
}
.pd-visual img, .pd-visual svg { max-width: 100%; max-height: 240px; object-fit: contain; }
.crumb { font-size: 12px; letter-spacing: .18em; color: var(--gold); margin-bottom: 20px; }
.crumb a { color: #8A939D; text-decoration: none; }
.crumb a:hover { color: var(--gold); }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--f-mono);
  font-size: 13.5px;
}
.spec-table th {
  text-align: left;
  background: var(--silicon);
  color: var(--gold);
  font-weight: 600;
  letter-spacing: .08em;
  font-size: 11.5px;
  padding: 12px 16px;
}
.spec-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  background: var(--paper-hi);
}
.spec-table tr td:first-child { color: var(--ink-soft); width: 34%; }
.spec-wrap { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid var(--line); }

.pn-list { display: grid; gap: 12px; }
.pn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  border: 1px solid rgba(255,255,255,.06);
  background: linear-gradient(180deg, #1E242C 0%, #191F26 100%);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}
.pn-code { font-family: var(--f-mono); font-size: 14.5px; font-weight: 600; color: var(--gold); }
.pn-desc { font-size: 13.5px; color: #A7B0BA; }
.section-dark > .pn-list { max-width: var(--max); margin-left: auto; margin-right: auto; }

.app-chips { display: flex; flex-wrap: wrap; gap: 12px; }
.app-chip {
  font-size: 14px;
  color: var(--ink);
  background: var(--paper-hi);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: 999px;
  padding: 9px 18px;
}
.pd-other { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }

@media (max-width: 980px) {
  .pd-hero .hero-inner { grid-template-columns: 1fr; }
}

/* ============ LEGAL (KVKK) ============ */
.legal-body { max-width: 78ch; }
.legal-body h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 19px;
  margin: 30px 0 8px;
}
.legal-body p { font-size: 15px; color: var(--ink-soft); }
.f-note a { color: var(--gold-deep); }

/* ============ WHATSAPP FLOAT ============ */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(37,211,102,.45);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.wa-float:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 14px 34px rgba(37,211,102,.55);
}
.wa-float:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.wa-float svg { width: 32px; height: 32px; }

/* ============ REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(44px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
/* bölüm başlıkları soldan kayar */
.section-head.reveal { transform: translateX(-56px); }
.reveal.in {
  opacity: 1;
  transform: none;
}
/* (zorla-oynat: reveal'lar reduced-motion'da da animasyonlu) */

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { margin-top: 26px; margin-bottom: 40px; }
  .co-1 { right: 0; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .product-grid, .why-grid, .prob-grid, .about-grid, .rm-grid, .mv-grid { grid-template-columns: 1fr; }
  .ind-grid, .steps, .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .quote-inner { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
}

/* 921-760 aralığında masaüstü nav sığmıyor (marka + 4 link + CTA) — burger erken devreye girer */
@media (max-width: 920px) {
  .nav-links, .nav-actions .btn-nav { display: none; }
  .nav-burger { display: flex; }
  .nav-actions { margin-left: auto; }
  .nav-burger { margin-left: 0; }
  .nav-mobile {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 12px var(--pad) 20px;
    background: var(--silicon);
    border-bottom: 1px solid var(--line-dark);
  }
  .nav-mobile.open { display: flex; }
  .nav-mobile a {
    color: #B8C0C9;
    text-decoration: none;
    font-size: 16px;
    padding: 10px 0;
  }
  .nav-mobile .btn { justify-content: center; margin-top: 8px; color: #16130A; }
}

/* ============ BÜYÜK EKRANLAR (2K/4K): site ekranı doldursun ============ */
@media (min-width: 2200px) {
  body { zoom: 1.15; }
}
@media (min-width: 3200px) {
  body { zoom: 1.4; }
}

@media (max-width: 560px) {
  .ind-grid, .steps, .proof-grid, .cap-grid { grid-template-columns: 1fr; }
  .consult-inner { flex-direction: column; align-items: flex-start; }
  .f-row { grid-template-columns: 1fr; gap: 0; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .foot-legal { flex-direction: column; }
  .foot-tm { text-align: left; }
  .co-3 { display: none; }
  .dimm-callout { font-size: 9.5px; }
}