/* ==========================================================================
   PlusOne Bilişim — Premium kurumsal tema
   Renkler markadan: lacivert #16385d · mavi #4c9bd7 · kırmızı #bf3330
   Tipografi: Sora (display) · Instrument Sans (metin) · JetBrains Mono (etiket)
   ========================================================================== */

:root {
  --navy-950: #071322;
  --navy-900: #0b1e35;
  --navy: #16385d;
  --navy-700: #1e4a79;
  --blue: #4c9bd7;
  --blue-soft: #a8cfec;
  --ice: #eef5fb;
  --red: #bf3330;
  --ink: #101d2d;
  --muted: #5b6b7e;
  --line: #dfe7ef;
  --paper: #ffffff;
  --soft: #f6f9fc;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 6px 18px rgba(11, 30, 53, .07);
  --shadow-lg: 0 30px 70px rgba(11, 30, 53, .16);
  --font-display: "Sora", "Segoe UI", sans-serif;
  --font-body: "Instrument Sans", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --header-h: 76px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
  color: var(--navy);
  text-wrap: balance;
}

h2 { font-size: clamp(28px, 3.4vw, 42px); font-weight: 700; }
h3 { font-size: 19px; font-weight: 600; letter-spacing: -.01em; }

h2 em { font-style: normal; color: var(--blue); }

p { margin: 0 0 1em; }

::selection { background: var(--blue); color: #fff; }

/* ---------- Okuma çubuğu ---------- */
.progress {
  position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 200;
  background: transparent; pointer-events: none;
}
.progress span {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--blue), var(--navy));
}

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--line);
  box-shadow: 0 8px 30px rgba(11, 30, 53, .06);
}
.site-header:not(.scrolled) { color: #fff; }
.site-header:not(.scrolled) .nav a:not(.nav-cta) { color: rgba(255,255,255,.85); }

.header-inner {
  max-width: 1240px; margin: 0 auto; padding: 0 28px;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}

.brand { display: inline-flex; align-items: center; }
.brand .logo {
  height: 46px; width: auto; display: block;
  transition: opacity .3s ease;
}
/* Koyu hero üzerinde açık logo, kaydırınca (beyaz header) koyu logo */
.site-header .brand { position: relative; }
.site-header .logo-light { position: absolute; inset: 0; }
.site-header:not(.scrolled):not(.menu-open) .logo-dark { opacity: 0; }
.site-header:not(.scrolled):not(.menu-open) .logo-light { opacity: 1; }
.site-header.scrolled .logo-light, .site-header.menu-open .logo-light { opacity: 0; }
.site-header.scrolled .logo-dark, .site-header.menu-open .logo-dark { opacity: 1; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a {
  font-size: 15px; font-weight: 500; color: var(--ink);
  position: relative; padding: 6px 0;
}
.nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 2px; background: var(--blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s ease;
}
.nav a:not(.nav-cta):hover::after, .nav a:not(.nav-cta):focus-visible::after { transform: scaleX(1); }

.nav-cta {
  padding: 10px 20px !important;
  background: var(--red); color: #fff !important;
  border-radius: 999px; font-weight: 600;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.nav-cta:hover { background: #a92b28; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(191, 51, 48, .35); }

.lang-switch {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 600;
  letter-spacing: .08em; color: rgba(16, 29, 45, .62);
}
.site-header:not(.scrolled):not(.menu-open) .lang-switch { color: rgba(255,255,255,.66); }
.lang-switch button {
  appearance: none; border: 0; background: transparent; color: inherit;
  padding: 6px 0; cursor: pointer; font: inherit;
  transition: color .2s ease, opacity .2s ease;
}
.lang-switch button[aria-pressed="true"] { color: var(--red); }
.site-header:not(.scrolled):not(.menu-open) .lang-switch button[aria-pressed="true"] { color: #fff; }
.lang-switch button:hover { opacity: .72; }

.menu-toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 44px; height: 44px; align-items: center; justify-content: center;
  background: none; border: 0; cursor: pointer; border-radius: 10px;
}
.menu-toggle span {
  width: 22px; height: 2px; background: currentColor; border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Butonlar ---------- */
.button {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 28px; border-radius: 999px;
  font-family: var(--font-display); font-size: 15.5px; font-weight: 600;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.button svg { width: 15px; height: 15px; transition: transform .2s ease; }
.button:hover svg { transform: translateX(4px); }

.button.primary { background: var(--red); color: #fff; box-shadow: 0 14px 34px rgba(191, 51, 48, .35); }
.button.primary:hover { background: #a92b28; transform: translateY(-2px); }

.button.ghost {
  color: #fff; border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(6px);
}
.button.ghost:hover { border-color: rgba(255,255,255,.7); background: rgba(255,255,255,.12); transform: translateY(-2px); }

.button.block { justify-content: center; width: 100%; margin-top: 8px; }

/* ---------- Eyebrow / plus işareti ---------- */
.eyebrow {
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 500;
  text-transform: uppercase; letter-spacing: .22em;
  color: var(--navy-700); margin: 0 0 18px;
  display: flex; align-items: center; gap: 10px;
}
.eyebrow-light { color: var(--blue-soft); }
.plus-tick { color: var(--red); font-weight: 600; font-size: 15px; }

/* ---------- HERO ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1100px 600px at 78% 18%, rgba(76, 155, 215, .22), transparent 60%),
    linear-gradient(155deg, var(--navy-950) 0%, var(--navy-900) 45%, var(--navy) 100%);
  color: #fff;
  padding: calc(var(--header-h) + 72px) 28px 96px;
  min-height: 92vh;
  display: flex; flex-direction: column; justify-content: center;
}
.plus-field { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .5; }
.hero-glow {
  position: absolute; width: 620px; height: 620px; border-radius: 50%;
  right: -140px; top: -160px;
  background: radial-gradient(circle, rgba(76,155,215,.28), transparent 65%);
  filter: blur(20px); pointer-events: none;
}

.hero-inner {
  position: relative; z-index: 2;
  max-width: 1240px; margin: 0 auto; width: 100%;
  display: grid; grid-template-columns: 1.15fr .85fr;
  gap: clamp(40px, 6vw, 90px); align-items: center;
}

.hero h1 {
  color: #fff;
  font-size: clamp(38px, 5.2vw, 66px);
  font-weight: 700; letter-spacing: -.03em;
  margin-bottom: 22px;
}
.hero h1 em {
  font-style: normal; color: var(--blue);
  background: linear-gradient(120deg, #6db4e6, var(--blue) 60%, #2f7fbe);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero .lead {
  font-size: 18.5px; line-height: 1.7;
  color: rgba(255,255,255,.78);
  max-width: 56ch; margin-bottom: 34px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 52px; }

.hero-meta {
  display: flex; gap: clamp(28px, 4vw, 56px); flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.14);
  padding-top: 30px;
}
.hero-meta strong {
  display: block;
  font-family: var(--font-display); font-size: 34px; font-weight: 700;
  color: #fff; letter-spacing: -.02em; line-height: 1.1;
}
.hero-meta span { font-size: 13.5px; color: rgba(255,255,255,.6); letter-spacing: .02em; }

/* Entegrasyon haritası */
.hero-map { margin: 0; text-align: center; }
.hero-map svg { width: 100%; max-width: 460px; height: auto; overflow: visible; }
.hero-map figcaption {
  margin-top: 18px; font-family: var(--font-mono);
  font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.55);
}

.map-links path {
  stroke: rgba(168, 207, 236, .35); stroke-width: 1.4;
  stroke-dasharray: 5 7;
  animation: dashFlow 3.2s linear infinite;
}
@keyframes dashFlow { to { stroke-dashoffset: -48; } }

.map-core .core-title {
  font-family: var(--font-display); font-weight: 800; font-size: 26px;
  fill: #fff; letter-spacing: .01em;
}
.map-core .core-sub {
  font-family: var(--font-body); font-size: 13.5px;
  fill: rgba(255,255,255,.85);
}
.core-pulse {
  fill: none; stroke: var(--blue); stroke-width: 1.4;
  animation: corePulse 3s ease-out infinite;
  transform-origin: 230px 230px;
}
@keyframes corePulse {
  0% { transform: scale(1); opacity: .9; }
  100% { transform: scale(1.65); opacity: 0; }
}

.map-node circle {
  fill: var(--navy-900); stroke: var(--blue); stroke-width: 2;
  animation: nodeGlow 3.2s ease-in-out infinite;
  animation-delay: var(--d, 0s);
}
@keyframes nodeGlow {
  0%, 100% { fill: var(--navy-900); r: 8; }
  50% { fill: var(--blue); r: 10; }
}
.map-node text {
  font-family: var(--font-body); font-size: 14px; font-weight: 500;
  fill: rgba(255,255,255,.82);
}

.scroll-hint {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  width: 26px; height: 42px; border: 1.6px solid rgba(255,255,255,.35);
  border-radius: 999px; z-index: 2;
}
.scroll-hint span {
  position: absolute; left: 50%; top: 8px; width: 4px; height: 8px;
  margin-left: -2px; border-radius: 4px; background: rgba(255,255,255,.8);
  animation: hintDrop 1.8s ease-in-out infinite;
}
@keyframes hintDrop {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(14px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ---------- Kayar şerit ---------- */
.strip {
  background: var(--navy-950); color: rgba(255,255,255,.75);
  overflow: hidden; padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,.08);
}
.strip-track {
  display: flex; align-items: center; gap: 34px; width: max-content;
  animation: marquee 36s linear infinite;
  font-family: var(--font-display); font-size: 14.5px; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase; white-space: nowrap;
}
.strip-track i { font-style: normal; color: var(--red); font-weight: 700; }
.strip:hover .strip-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Genel section ---------- */
.section {
  max-width: 1240px; margin: 0 auto;
  padding: clamp(72px, 9vw, 120px) 28px;
}
.section-head { max-width: 760px; margin-bottom: clamp(40px, 5vw, 64px); }

/* ---------- Split (SAP B1 / Hakkımızda) ---------- */
.split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(36px, 6vw, 90px); align-items: start;
}
.split-lead h2 { margin-bottom: 0; }
.prose p { color: var(--muted); font-size: 17.5px; }
.prose strong { color: var(--navy); }

.prose-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.prose-tags span {
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .08em;
  padding: 7px 15px; border-radius: 999px;
  background: var(--ice); color: var(--navy-700);
  border: 1px solid #d5e6f4;
}

/* ---------- Çözüm kartları ---------- */
.cards-section { background: var(--soft); max-width: none; }
.cards-section > .section-head, .cards-section > .card-grid {
  max-width: 1240px; margin-left: auto; margin-right: auto;
}
.cards-section > .section-head { margin-bottom: clamp(40px, 5vw, 64px); }

.sector-points {
  display: flex; flex-wrap: wrap; gap: 10px 12px;
  margin-top: 26px;
}
.sector-points span {
  display: inline-flex; align-items: center; gap: 9px;
  min-height: 38px; padding: 8px 15px;
  border: 1px solid #d5e6f4; border-radius: 999px;
  background: rgba(255,255,255,.72); color: var(--navy-700);
  font-family: var(--font-display); font-size: 14px; font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.sector-points span::before {
  content: ""; width: 7px; height: 7px; flex: none;
  border-radius: 50%; background: var(--red);
}

.card-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.card {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 26px;
  position: relative; overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--navy));
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }

.card-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 20px;
  background: var(--ice); color: var(--navy-700);
  transition: background .3s ease, color .3s ease;
}
.card-icon svg { width: 24px; height: 24px; }
.card:hover .card-icon { background: var(--navy); color: #fff; }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15.5px; margin: 0; }

/* ---------- Hizmetler bandı ---------- */
.services-band {
  background:
    radial-gradient(900px 480px at 12% 10%, rgba(76,155,215,.16), transparent 60%),
    linear-gradient(150deg, var(--navy-900), var(--navy));
  color: #fff;
}
.services-inner { max-width: 1240px; margin: 0 auto; padding: clamp(72px, 9vw, 120px) 28px; }
.services-band h2 { color: #fff; }

.services-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg); overflow: hidden;
}
.service {
  background: rgba(255,255,255,.03); padding: 34px 28px 40px;
  transition: background .3s ease;
}
.service:hover { background: rgba(255,255,255,.09); }
.service-no {
  font-family: var(--font-mono); font-size: 13px; color: var(--blue);
  letter-spacing: .16em; display: block; margin-bottom: 46px;
}
.service h3 { color: #fff; margin-bottom: 12px; }
.service p { color: rgba(255,255,255,.66); font-size: 15.5px; margin: 0; }

/* ---------- Süreç ---------- */
.process-line {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px;
  counter-reset: none; position: relative;
}
.process-line::before {
  content: ""; position: absolute; top: 21px; left: 5%; right: 5%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--line) 0 10px, transparent 10px 18px);
  z-index: 0;
}
.process-line li { position: relative; z-index: 1; }
.step {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--blue);
  color: var(--navy); font-family: var(--font-mono); font-size: 13.5px; font-weight: 600;
  margin-bottom: 18px;
}
.process-line strong {
  display: block; font-family: var(--font-display);
  font-size: 18px; font-weight: 600; color: var(--navy); margin-bottom: 8px;
}
.process-line p { color: var(--muted); font-size: 15.5px; margin: 0; }

/* ---------- İletişim ---------- */
.contact-band {
  background:
    radial-gradient(900px 520px at 85% 90%, rgba(76,155,215,.2), transparent 60%),
    linear-gradient(160deg, var(--navy-950), var(--navy-900) 60%, var(--navy));
  color: #fff;
}
.contact-inner {
  max-width: 1240px; margin: 0 auto;
  padding: clamp(80px, 10vw, 130px) 28px;
  display: grid; grid-template-columns: 1.1fr .9fr;
  gap: clamp(40px, 6vw, 90px); align-items: center;
}
.contact-band h2 { color: #fff; }
.contact-lead { color: rgba(255,255,255,.72); font-size: 17.5px; max-width: 52ch; }

.contact-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg); padding: 34px 30px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: grid; gap: 8px;
}
.contact-row {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 14px 12px; border-radius: 12px;
  transition: background .25s ease;
}
a.contact-row:hover { background: rgba(255,255,255,.07); }
.contact-row svg { width: 22px; height: 22px; flex: none; color: var(--blue); margin-top: 3px; }
.contact-row span { font-size: 16.5px; font-weight: 500; line-height: 1.45; }
.contact-row small {
  display: block; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: .18em; text-transform: uppercase;
  color: rgba(255,255,255,.5); margin-bottom: 3px; font-weight: 400;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); color: rgba(255,255,255,.65); }
.footer-inner {
  max-width: 1240px; margin: 0 auto; padding: 60px 28px 40px;
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 36px;
}
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand .logo { height: 52px; width: auto; }
.footer-brand p { font-size: 15px; max-width: 40ch; margin: 10px 0 0; }
.footer-nav {
  display: flex; flex-wrap: wrap; gap: 10px 26px;
  align-content: start; justify-content: flex-end;
}
.footer-nav a { font-size: 14.5px; transition: color .2s ease; }
.footer-nav a:hover { color: #fff; }
.footer-legal {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px; font-size: 13px; color: rgba(255,255,255,.42);
}
.footer-legal p { margin: 4px 0; }

/* ---------- Reveal animasyonları ---------- */
.reveal {
  opacity: 0; transform: translateY(26px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }
.delay-3 { transition-delay: .36s; }

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

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-line { grid-template-columns: repeat(2, 1fr); row-gap: 44px; }
  .process-line::before { display: none; }
}

@media (max-width: 920px) {
  .hero { min-height: 0; padding-bottom: 72px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-map { max-width: 420px; margin: 0 auto; }
  .split { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }
  .scroll-hint { display: none; }
}

@media (max-width: 860px) {
  .menu-toggle { display: flex; }
  .nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(16px);
    padding: 18px 24px 26px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 50px rgba(11,30,53,.14);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .28s ease, opacity .28s ease;
  }
  .nav.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav a { color: var(--ink) !important; padding: 12px 6px; font-size: 16px; }
  .lang-switch {
    color: var(--ink) !important;
    padding: 10px 6px;
    justify-content: center;
  }
  .lang-switch button[aria-pressed="true"] { color: var(--red) !important; }
  .nav-cta { text-align: center; justify-content: center; display: inline-flex; margin-top: 8px; }
  .site-header:not(.scrolled).menu-open { background: rgba(255,255,255,.97); color: var(--ink); }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .brand .logo { height: 38px; }
  .card-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .process-line { grid-template-columns: 1fr; }
  .hero-meta { gap: 24px; }
  .hero-meta strong { font-size: 28px; }
  .hero-actions .button { width: 100%; justify-content: center; }
  .contact-card { padding: 26px 20px; }
}

/* ---------- Hareket azaltma ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .strip-track, .map-links path, .core-pulse, .map-node circle, .scroll-hint span { animation: none !important; }
  .plus-field { display: none; }
  * { transition-duration: .01ms !important; }
}

/* ==========================================================================
   ULTRA katman — cila, derinlik, ışık
   ========================================================================== */

/* ---------- Preloader ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 999;
  background: var(--navy-950);
  display: grid; place-items: center;
  transition: opacity .55s ease, visibility .55s ease;
}
.preloader svg { width: 54px; height: 54px; }
.preloader path {
  fill: none; stroke: var(--blue); stroke-width: 2.5;
  stroke-dasharray: 300; stroke-dashoffset: 300;
  animation: drawPlus 1.1s ease forwards, fillPlus .5s ease .9s forwards;
}
@keyframes drawPlus { to { stroke-dashoffset: 0; } }
@keyframes fillPlus { to { fill: var(--blue); } }
.preloader.done { opacity: 0; visibility: hidden; pointer-events: none; }

/* ---------- İnce doku: hero tanecik ---------- */
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Başlık kelime kelime doğsun ---------- */
.hero h1 .w {
  display: inline-block;
  opacity: 0; transform: translateY(110%) rotate(2deg);
  animation: wordUp .85s cubic-bezier(.22,.9,.3,1) forwards;
  animation-delay: var(--wd, 0s);
}
.hero h1 .w-wrap { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: .08em; margin-bottom: -.08em; }
@keyframes wordUp { to { opacity: 1; transform: none; } }

/* ---------- Hero harita: derinlik + halo ---------- */
.hero-map {
  perspective: 900px;
}
.hero-map svg {
  transition: transform .25s ease-out;
  transform-style: preserve-3d;
  filter: drop-shadow(0 30px 60px rgba(4, 12, 24, .55));
  will-change: transform;
}
.hero-map::before {
  content: ""; position: absolute; inset: 8% 6%;
  background: radial-gradient(circle, rgba(76,155,215,.16), transparent 62%);
  filter: blur(28px); z-index: -1; border-radius: 50%;
}
.hero-map { position: relative; }

/* ---------- Butonlar: parlama süpürmesi ---------- */
.button { position: relative; overflow: hidden; will-change: transform; }
.button.primary::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 46%;
  left: -60%; transform: skewX(-22deg);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
  transition: left .55s ease;
}
.button.primary:hover::after { left: 130%; }

/* ---------- Şerit: kenar sisleri ---------- */
.strip {
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

/* ---------- Bölüm filigranı: dev artı ---------- */
.section { position: relative; }
.section::before {
  content: "+"; position: absolute; top: 34px; right: 8px;
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(160px, 22vw, 300px); line-height: 1;
  color: var(--navy); opacity: .035; pointer-events: none;
  user-select: none;
}
.cards-section::before, .services-band::before, .contact-band::before { content: none; }

/* ---------- Kartlar: imleci izleyen ışık ---------- */
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 50%), rgba(76,155,215,.13), transparent 65%);
  opacity: 0; transition: opacity .35s ease; pointer-events: none;
}
.card:hover::after { opacity: 1; }
.card h3, .card p, .card .card-icon { position: relative; z-index: 1; }

/* ---------- Hizmet hücreleri: ok belirir ---------- */
.service { position: relative; }
.service::after {
  content: "→"; position: absolute; right: 26px; bottom: 22px;
  font-family: var(--font-display); font-size: 20px; color: var(--blue);
  opacity: 0; transform: translateX(-8px);
  transition: opacity .3s ease, transform .3s ease;
}
.service:hover::after { opacity: 1; transform: none; }
.service-no { transition: color .3s ease, letter-spacing .3s ease; }
.service:hover .service-no { color: #fff; letter-spacing: .3em; }

/* ---------- Süreç: çizgi kayarak canlansın ---------- */
.process-line::before {
  background-size: 0% 100%;
  background-repeat: no-repeat;
  transition: background-size 1.6s ease .3s;
}
.process.in-view .process-line::before { background-size: 100% 100%; }
.step { transition: transform .3s ease, background .3s ease, color .3s ease, box-shadow .3s ease; }
.process-line li:hover .step {
  background: var(--navy); color: #fff; transform: scale(1.08);
  box-shadow: 0 10px 26px rgba(22, 56, 93, .3);
}

/* ---------- İletişim kartı: dönen ışık kenarı ---------- */
.contact-card { position: relative; overflow: hidden; }
.contact-card::before {
  content: ""; position: absolute; inset: -60%;
  background: conic-gradient(from 0deg, transparent 0 70%, rgba(76,155,215,.5) 82%, transparent 94%);
  animation: spinEdge 7s linear infinite;
  z-index: 0;
}
.contact-card::after {
  content: ""; position: absolute; inset: 1.4px; border-radius: calc(var(--radius-lg) - 1px);
  background: linear-gradient(165deg, rgba(13, 32, 56, .96), rgba(10, 26, 46, .96));
  z-index: 0;
}
.contact-card > * { position: relative; z-index: 1; }
@keyframes spinEdge { to { transform: rotate(1turn); } }

/* ---------- Başa dön ---------- */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 90;
  width: 50px; height: 50px; border-radius: 50%;
  border: 1px solid var(--line); cursor: pointer;
  background: rgba(255,255,255,.9); color: var(--navy);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px rgba(11, 30, 53, .18);
  display: grid; place-items: center;
  opacity: 0; transform: translateY(16px); pointer-events: none;
  transition: opacity .3s ease, transform .3s ease, background .3s ease, color .3s ease;
}
.to-top svg { width: 18px; height: 18px; }
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { background: var(--navy); color: #fff; }

/* ---------- Kaydırma çubuğu ---------- */
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: var(--ice); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--navy), var(--blue));
  border-radius: 8px; border: 2.5px solid var(--ice);
}

/* ---------- Kart / servis giriş sahnesi biraz daha zarif ---------- */
.reveal { transform: translateY(30px) scale(.985); }
.reveal.visible { transform: none; }

/* ---------- Ultra: küçük ekran ve hareket azaltma ---------- */
@media (max-width: 920px) {
  .section::before { font-size: 140px; top: 20px; }
  .to-top { right: 18px; bottom: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .preloader { display: none; }
  .hero h1 .w { opacity: 1; transform: none; animation: none; }
  .hero-map svg { transition: none; }
  .contact-card::before { animation: none; }
  .button.primary::after { display: none; }
  .process-line::before { background-size: 100% 100%; transition: none; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}
/* Gradyanlı kelimeler em içinde de doğru boyansın */
.hero h1 em .w {
  background: linear-gradient(120deg, #6db4e6, var(--blue) 60%, #2f7fbe);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Tasarımcı imzası ---------- */
.footer-credit { margin-top: 14px !important; }
.footer-credit a {
  color: rgba(255,255,255,.75); font-weight: 500;
  border-bottom: 1px solid rgba(76,155,215,.45);
  padding-bottom: 1px;
  transition: color .25s ease, border-color .25s ease;
}
.footer-credit a:hover { color: #fff; border-color: var(--blue); }