/* ==========================================================================
   1. DEĞİŞKENLER VE TEMEL SIFIRLAMA (VARIABLES & RESET)
   ========================================================================== */
:root {
  --teal: #009999;
  --teal-bright: #009999;
  --ink: #07151a;
  --ink-2: #0d2128;
  --paper: #f5f7f5;
  --white: #ffffff;
  --muted: #607179;
  --line: #d9e0dd;
  --display: Arial, sans-serif;
  --body: Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
}

.site-shell {
  overflow: hidden;
}

.wrap {
  width: min(1200px, calc(100% - 48px));
  margin: auto;
}

.skip-link {
  position: fixed;
  top: -80px;
  left: 20px;
  z-index: 9999;
  background: var(--white);
  color: var(--ink);
  padding: 12px 16px;
}

.skip-link:focus {
  top: 20px;
}

/* ==========================================================================
   2. TİPOGRAFİ VE GENEL BİLEŞENLER (TYPOGRAPHY & UTILITIES)
   ========================================================================== */
h1, h2, h3, p {
  margin-top: 0;
}

h1, h2, h3 {
  font-family: var(--display);
  letter-spacing: -1.9px;
  line-height: 1.03;
}

h1 {
  font-size: clamp(48px, 6.1vw, 88px);
  font-weight: 700;
}

h2 {
  font-size: clamp(36px, 4vw, 57px);
  font-weight: 700;
}

h3 {
  font-size: 25px;
  margin-bottom: 10px;
}

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

.eyebrow {
  margin: 0 0 15px;
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.7px;
}

.eyebrow.light {
  color: var(--teal-bright);
}

.text-link {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.text-link:hover {
  color: var(--teal);
}

/* ==========================================================================
   3. BUTONLAR (BUTTONS)
   ========================================================================== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 15px 21px;
  background: var(--teal);
  border: 1px solid var(--teal);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  transition: 0.25s;
}

.button:hover {
  background: var(--teal-bright);
  border-color: var(--teal-bright);
  color: var(--ink);
  transform: translateY(-2px);
}

.button span {
  font-size: 18px;
}

.button-small {
  padding: 10px 14px;
  font-size: 12px;
}

.button-outline {
  background: transparent;
  border-color: #ffffff66;
}

.button-outline:hover {
  background: #fff;
  border-color: #fff;
}

.theme-button {
  border: 1px solid #ffffff33;
  background: transparent;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
}

/* ==========================================================================
   4. ÜST BİLGİ VE NAVİGASYON (HEADER & NAVBAR)
   ========================================================================== */
.utility-bar {
  height: 39px;
  display: flex;
  gap: 22px;
  align-items: center;
  font-size: 12px;
  color: #aebcc0;
}

.utility-bar a {
  color: inherit;
  text-decoration: none;
}

.utility-note {
  margin-left: auto;
}

.header {
  background: rgba(7, 21, 26, 0.96);
  color: #fff;
  position: relative;
  z-index: 30;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav {
  height: 82px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.7px;
  text-decoration: none;
  white-space: nowrap;
}

.brand-logo {
  max-height: 60px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 27px;
  margin: auto;
}

.nav-links > a,
.nav-dropdown > button {
  color: #dce4e4;
  background: transparent;
  border: 0;
  font: 600 13px var(--body);
  text-decoration: none;
  cursor: pointer;
  padding: 13px 0;
}

.nav-links > a:hover,
.nav-dropdown > button:hover {
  color: var(--teal-bright);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown button span {
  display: inline-block;
  font-size: 13px;
  transform: rotate(45deg);
  margin-left: 3px;
}

.mega-menu {
  display: none;
  position: absolute;
  top: 47px;
  left: -25px;
  width: 480px; /* 8 linkin rahat sığması için ideal genişlik */
  padding: 24px 28px;
  grid-template-columns: 1fr 1fr; /* 2 Eşit Sütun */
  gap: 24px;
  background: #102930;
  border: 1px solid rgba(255, 255, 255, 0.13);
  box-shadow: 0 20px 60px #0006;
}

.nav-dropdown.open .mega-menu {
  display: grid;
}

.mega-menu a {
  display: block;
  color: #e8f1f1;
  text-decoration: none;
  font-size: 13px;
  padding: 8px 0;
  white-space: nowrap; /* Yazıların alt satıra kaymasını önler */
}

.mega-menu a:hover {
  color: var(--teal-bright);
}

.mega-feature {
  background: linear-gradient(135deg, #0d6564, #0f3940);
  padding: 18px;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-weight: 600;
  font-size: 16px;
}

.mega-feature .text-link {
  font-size: 13px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-toggle {
  display: none;
}

/* ==========================================================================
   5. HERO BÖLÜMÜ (HERO SECTION)
   ========================================================================== */
.hero {
  min-height: 790px;
  position: relative;
  background: var(--ink);
  color: #fff;
  isolation: isolate;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(#ffffff0a 1px, transparent 1px),
    linear-gradient(90deg, #ffffff0a 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: linear-gradient(
    90deg,
    #000 0%,
    #0008 45%,
    transparent 82%
  );
  z-index: 1;
}

.hero-content {
  padding: 105px 0 71px;
  position: relative;
  z-index: 2;
}

.hero h1 {
  max-width: 760px;
  margin: 0 0 24px;
}

.hero h1 em {
  color: var(--teal-bright);
}

.hero-copy {
  max-width: 575px;
  font-size: 18px;
  color: #c1cfd1;
  margin-bottom: 33px;
}

.hero-actions {
  display: flex;
  gap: 25px;
  align-items: center;
}

.play-link {
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}

.play-link i {
  font-style: normal;
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid #ffffff66;
  border-radius: 50%;
  margin-right: 8px;
}

.hero-metrics {
  display: flex;
  gap: 39px;
  margin-top: 80px;
}

.hero-metrics div {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

.hero-metrics strong {
  font-size: 21px;
  line-height: 1;
  color: var(--teal-bright);
}

.hero-metrics span {
  font-size: 11px;
  line-height: 1.4;
  color: #adbec0;
}

.hero-image {
  position: absolute;
  top: 0;
  right: 0;
  width: 43%;
  height: 100%;
  z-index: 0;
}

.hero-image:before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    var(--ink) 0%,
    #07151a66 43%,
    #07151a55
  );
  z-index: 2;
}

.hero-image:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, #07151ad1, transparent 60%);
  z-index: 2;
}

.hero-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.04);
  opacity: 0;
  display: block;
  transition: opacity 1.2s ease-in-out;
  z-index: 1;
}

.hero-image img.active {
  opacity: 0.76;
}

.hero-caption {
  position: absolute;
  z-index: 3;
  right: 31px;
  bottom: 23px;
  display: flex;
  gap: 24px;
  color: #e2efef99;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.4px;
}

.hero-orbit {
  position: absolute;
  border: 1px solid #44d7ca2b;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.orbit-one {
  width: 450px;
  height: 450px;
  right: 19%;
  top: 110px;
}

.orbit-two {
  width: 680px;
  height: 680px;
  right: 7%;
  top: -50px;
  border-color: #44d7ca18;
}

/* ==========================================================================
   6. GENEL BÖLÜM YAPISI VE TANITIM (SECTIONS & INTRO)
   ========================================================================== */
.section {
  padding: 130px 0;
}

.intro {
  background: #fff;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 105px;
}

.intro h2 {
  max-width: 550px;
}

.intro-copy {
  padding-top: 37px;
  font-size: 18px;
  color: #516269;
}

.intro-copy p {
  margin-bottom: 30px;
}

.section-tint {
  background: #e9eeeb;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 50px;
  align-items: end;
  margin-bottom: 55px;
}

.section-heading h2 {
  max-width: 680px;
  margin-bottom: 0;
}

.section-heading > p {
  max-width: 355px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

/* ==========================================================================
   7. VİZYON VE MİSYON KARTLARI (VISION & MISSION - YENİLENMİŞ YÜKSEK ODAK)
   ========================================================================== */
.about-redesign {
  padding: 100px 0;
}

.about-header {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 60px;
}

.about-intro h2 {
  font-size: clamp(32px, 3.5vw, 48px);
  margin-bottom: 0;
}

.about-lead p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0;
  padding-top: 10px;
}

.core-manifesto-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.manifesto-hero-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--teal);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
}

.manifesto-hero-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 153, 153, 0.08);
  border-color: var(--teal);
}

.manifesto-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.tech-code {
  font-family: var(--display);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--teal);
}

.tech-indicator {
  width: 8px;
  height: 8px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--teal);
}

.manifesto-card-body h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 16px;
  letter-spacing: -0.8px;
  line-height: 1.25;
}

.manifesto-card-body p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
}

.manifesto-card-footer {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
  display: flex;
  justify-content: flex-end;
}

.manifesto-card-footer span {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--muted);
}

.about-metrics-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  background: rgba(7, 21, 26, 0.03);
  border: 1px solid var(--line);
  padding: 30px;
}

.metric-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.metric-item strong {
  font-size: 32px;
  font-weight: 700;
  color: var(--teal);
  line-height: 1;
}

.metric-item span {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}

/* ==========================================================================
   8. ÇÖZÜMLER BÖLÜMÜ (SOLUTIONS)
   ========================================================================== */
.solution-list {
  border-top: 1px solid #bfcac5;
}

.solution-card {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 22px;
  align-items: center;
  border-bottom: 1px solid #bfcac5;
  padding: 28px 5px;
  transition: 0.3s;
}

.solution-card > span {
  font-weight: 700;
  color: #95a5a5;
  font-size: 13px;
}

.solution-card h3 {
  margin: 0;
  font-size: 25px;
}

.solution-card p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
  max-width: 600px;
}

.solution-card > a {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border-radius: 50%;
  color: var(--ink);
  background: #d9e1dc;
  text-decoration: none;
  font-size: 22px;
}

.solution-card:hover {
  padding-left: 20px;
  background: #fff;
}

.solution-card:hover > a {
  background: var(--teal);
  color: #fff;
}

/* ==========================================================================
   9. SEKTÖRLER GRİD YAPISI (SECTORS)
   ========================================================================== */
.sectors {
  background: #fff;
}

.sector-grid-expanded {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.sector-card-compact {
  position: relative;
  height: 280px;
  background: var(--ink);
  overflow: hidden;
  text-decoration: none;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.35s ease, border-color 0.35s ease;
}

.sector-card-compact img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.6);
  opacity: 0.5;
  transition: transform 0.5s ease, filter 0.5s ease, opacity 0.5s ease;
}

.sector-card-compact::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 21, 26, 0.2) 0%, rgba(7, 21, 26, 0.95) 85%);
  z-index: 1;
}

.sector-card-content {
  position: absolute;
  inset: 0;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  z-index: 2;
}

.sector-num {
  position: absolute;
  top: 20px;
  left: 24px;
  font-size: 12px;
  font-weight: 700;
  color: var(--teal-bright);
  letter-spacing: 1px;
}

.sector-card-content h3 {
  font-size: 20px;
  margin: 0 0 8px 0;
  color: #fff;
  transition: color 0.3s ease;
}

.sector-card-content p {
  font-size: 13px;
  color: #a0b0b3;
  margin: 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sector-arrow {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 18px;
  color: #fff;
  opacity: 0.5;
  transition: transform 0.3s ease, color 0.3s ease, opacity 0.3s ease;
}

.sector-card-compact:hover {
  transform: translateY(-4px);
  border-color: var(--teal);
}

.sector-card-compact:hover img {
  transform: scale(1.08);
  filter: grayscale(0) brightness(0.8);
  opacity: 0.8;
}

.sector-card-compact:hover .sector-card-content h3 {
  color: var(--teal-bright);
}

.sector-card-compact:hover .sector-arrow {
  transform: translate(3px, -3px);
  color: var(--teal-bright);
  opacity: 1;
}

/* ==========================================================================
   10. ÖNE ÇIKAN PROJE (PROJECT FEATURE)
   ========================================================================== */
.project-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 750px;
  background: var(--ink);
}

.project-art {
  min-height: 460px;
  position: relative;
}

.project-art:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, #07151a55);
}

.project-art img {
  width: 100%;
  height: 100%;
  position: absolute;
  object-fit: cover;
  filter: grayscale(1);
  opacity: 0.7;
}

.project-copy {
  padding: 140px max(45px, calc((100vw - 1200px) / 2));
  padding-right: 70px;
  color: #fff;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-copy h2 {
  max-width: 510px;
}

.project-copy h2 em {
  color: var(--teal-bright);
}

.project-copy > p:not(.eyebrow) {
  max-width: 490px;
  color: #b9c8ca;
  margin: 25px 0 33px;
}

.project-number {
  position: absolute;
  right: 45px;
  top: 90px;
  font-size: 13px;
  color: #9db1b2;
}

/* ==========================================================================
   11. METODOLOJİ BÖLÜMÜ (METHOD)
   ========================================================================== */
.method {
  background: #fff;
}

.method-head {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 65px;
  align-items: start;
  margin-bottom: 78px;
}

.method-head h2 {
  margin: 0;
}

.method-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 35px;
}

.method-steps li {
  border-top: 2px solid var(--ink);
  padding-top: 18px;
}

.method-steps span {
  color: var(--teal);
  font-weight: bold;
  font-size: 13px;
}

.method-steps h3 {
  font-size: 21px;
  margin: 24px 0 9px;
}

.method-steps p {
  font-size: 14px;
  color: var(--muted);
}

/* ==========================================================================
   12. İLETİŞİM ALANI (CONTACT)
   ========================================================================== */
.contact-section {
  background: #113239;
  color: #fff;
  padding: 115px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 100px;
  align-items: end;
}

.contact-grid h2 {
  max-width: 620px;
  margin-bottom: 22px;
}

.contact-grid h2 em {
  color: var(--teal-bright);
}

.contact-grid > div > p:not(.eyebrow) {
  max-width: 530px;
  color: #b4c8c9;
}

.contact-panel {
  border-top: 1px solid #ffffff35;
}

.contact-panel a {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  border-bottom: 1px solid #ffffff35;
  padding: 17px 0;
  color: #fff;
  text-decoration: none;
}

.contact-panel small {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #a2baba;
}

.contact-panel strong {
  font-size: 16px;
  letter-spacing: -0.3px;
}

.contact-panel span {
  grid-column: 2;
  grid-row: 1/3;
  color: var(--teal-bright);
  font-size: 20px;
}

/* ==========================================================================
   13. ALT BİLGİ (FOOTER)
   ========================================================================== */
.footer {
  background: #07151a;
  color: #a8b9ba;
  padding: 43px 0 24px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1.2fr auto;
  gap: 45px;
  align-items: center;
  padding-bottom: 45px;
}

.footer-top p {
  margin: 0;
  font-size: 13px;
}

.footer .text-link {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid #ffffff18;
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  font-size: 11px;
}

.footer-bottom div {
  display: flex;
  gap: 18px;
}

.footer-bottom a {
  color: inherit;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--teal-bright);
}

/* ==========================================================================
   14. GECE MODU (DARK MODE)
   ========================================================================== */
body.dark {
  --paper: #0b1a1f;
  --ink: #effafa;
  --muted: #a9bfc1;
  --line: #214047;
}

body.dark .intro,
body.dark .sectors,
body.dark .method {
  background: #0b1a1f;
}

body.dark .section-tint {
  background: #10282e;
}

body.dark .solution-card:hover {
  background: #13333a;
}

body.dark .solution-card > a {
  background: #20464b;
  color: #fff;
}

body.dark .text-link {
  color: #effafa;
}

body.dark .solution-card {
  border-color: #315157;
}

body.dark .manifesto-hero-card {
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.08);
  border-top-color: var(--teal);
}

body.dark .manifesto-hero-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--teal-bright);
}

body.dark .manifesto-card-body h3 {
  color: #fff;
}

body.dark .manifesto-card-footer {
  border-top-color: rgba(255, 255, 255, 0.1);
}

body.dark .about-metrics-strip {
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.08);
}

body.dark .metric-item span {
  color: #fff;
}

/* ==========================================================================
   15. ANİMASYONLAR (ANIMATIONS)
   ========================================================================== */
.reveal {
  animation: rise 0.7s both;
}

.reveal:nth-child(2) {
  animation-delay: 0.1s;
}

.reveal:nth-child(3) {
  animation-delay: 0.2s;
}

.reveal:nth-child(4) {
  animation-delay: 0.3s;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   16. MOBİL UYUM (RESPONSIVE / MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1100px) {
  .sector-grid-expanded {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .utility-bar {
    display: none;
  }
  .nav {
    height: 70px;
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    gap: 3px;
    border: 0;
    background: transparent;
    color: #fff;
    cursor: pointer;
    padding: 7px;
  }
  .menu-toggle span {
    display: block;
    width: 17px;
    height: 1px;
    background: #fff;
  }
  .menu-toggle b {
    font-size: 11px;
    margin-left: 5px;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    padding: 14px 24px 24px;
    background: #0d252b;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links > a,
  .nav-dropdown > button {
    display: block;
    width: 100%;
    padding: 13px 0;
    text-align: left;
    border-bottom: 1px solid #ffffff19;
  }
  .nav-dropdown button span {
    float: right;
  }
  .mega-menu {
    position: static;
    width: auto;
    box-shadow: none;
    margin: 0;
    border: 0;
    padding: 15px;
    background: #13333a;
    grid-template-columns: 1fr;
  }
  .mega-menu > div:nth-child(2),
  .mega-feature {
    display: none;
  }
  .nav-actions {
    margin-left: auto;
  }
  .hero {
    min-height: 660px;
  }
  .hero-image {
    width: 65%;
  }
  .hero-image img.active {
    opacity: 0.65;
  }
  .hero-content {
    padding-top: 100px;
  }
  .intro-grid,
  .contact-grid {
    gap: 55px;
  }
  .about-header {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 40px;
  }
  .core-manifesto-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .about-metrics-strip {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .manifesto-hero-card {
    padding: 28px;
  }
  .method-steps {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 34px;
  }
  .project-copy {
    padding: 80px 45px;
  }
  .project-number {
    right: 25px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-top > .text-link {
    justify-self: end;
  }
}

@media (max-width: 768px) {
  .sector-grid-expanded {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .wrap {
    width: min(100% - 32px, 1200px);
  }
  .nav-actions .button {
    display: none;
  }
  .hero {
    min-height: 650px;
  }
  .hero-image {
    width: 100%;
  }
  .hero-image img.active {
    opacity: 0.33;
  }
  .hero-content {
    padding-top: 90px;
  }
  .hero-copy {
    font-size: 16px;
    max-width: 400px;
  }
  .hero-actions {
    gap: 14px;
    flex-wrap: wrap;
  }
  .hero-metrics {
    gap: 19px;
    margin-top: 61px;
    flex-wrap: wrap;
  }
  .hero-caption {
    right: 15px;
    bottom: 15px;
  }
  .hero-caption span:last-child {
    display: none;
  }
  .section {
    padding: 82px 0;
  }
  .intro-grid,
  .section-heading,
  .method-head,
  .contact-grid {
    grid-template-columns: 1fr;
    display: grid;
    gap: 24px;
  }
  .section-heading {
    align-items: start;
    margin-bottom: 35px;
  }
  .solution-card {
    grid-template-columns: 42px 1fr auto;
    gap: 12px;
    padding: 21px 0;
  }
  .solution-card h3 {
    font-size: 20px;
  }
  .solution-card p {
    font-size: 13px;
  }
  .solution-card > a {
    width: 36px;
    height: 36px;
  }
  .sector-grid-expanded {
    grid-template-columns: 1fr;
  }
  .project-feature {
    grid-template-columns: 1fr;
  }
  .project-art {
    min-height: 300px;
  }
  .project-copy {
    padding: 65px 16px;
  }
  .project-number {
    top: 42px;
  }
  .method-head {
    margin-bottom: 45px;
  }
  .method-steps {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .method-steps li {
    padding-top: 13px;
  }
  .method-steps h3 {
    margin: 15px 0 7px;
  }
  .contact-section {
    padding: 80px 0;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .footer-top > .text-link {
    justify-self: start;
  }
  .footer-bottom {
    display: block;
    line-height: 1.9;
  }
  .footer-bottom div {
    gap: 13px;
    flex-wrap: wrap;
    margin-top: 9px;
  }
}

/* --- Referanslar / Kayan Bant Düzenlemesi --- */
.references {
  overflow: hidden;
  padding: 3rem 0;
}

.references .section-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3rem auto;
}

.references .section-heading h2 {
  margin-top: 0.25rem;
}

.references .section-desc {
  margin-top: 0.75rem;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.5;
}

.references-slider-container {
  width: 100%;
  overflow: hidden;
  display: flex;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.references-track {
  display: flex;
  gap: 4rem; /* Logolar arası boşluk */
  width: max-content;
  animation: scrollLogos 30s linear infinite;
  align-items: center;
}

/* LOGO BOYUTLANDIRMA VE DOĞAL GÖRÜNÜM */
.partner-logo {
  width: 160px; /* Logo kutu genişliği */
  height: 70px; /* Logo kutu yüksekliği */
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain; /* Görseli bozmadan sığdırır */
  /* Filtreler ve şeffaflık kaldırıldı, logolar doğal halleriyle görünür */
}

@keyframes scrollLogos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}