/* Anıl Gökçegöz — sakin, okunabilir servis kimliği. */
:root {
  --ink: #20383d;
  --ink-2: #304b50;
  --muted: #60736f;
  --cream: #dce5df;
  --cream-2: #cbd9d1;
  --white: #edf2ed;
  --mint: #a3d4cb;
  --mint-dark: #2d7778;
  --lime: #a3d4cb;
  --line: #afc0b7;
  --paper: #edf2ed;
}

html { scroll-behavior: smooth; }
body {
  background: var(--cream);
  color: var(--ink);
  font-family: "IBM Plex Sans", Arial, sans-serif;
}
h1, h2, h3, .brand-name, .contact-phone {
  font-family: Manrope, Arial, sans-serif !important;
}
h2 em, .hero h1 em { color: var(--mint-dark); }

/* Header */
.site-header { background: #dce5df; border-color: #b9c9c0; }
.nav-wrap { height: 78px; }
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--ink);
  transform: none;
}
.brand-mark svg { stroke: #bfe5d9; stroke-width: 2.1; }
.brand-name {
  color: var(--ink);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.6px;
  line-height: 1.05;
}
.brand-name strong { font-weight: 800; }
.brand-name small {
  margin-top: 5px;
  color: #4b706b;
  font-family: "IBM Plex Mono", monospace;
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 1px;
}
.desktop-nav a { color: #38545a; font-size: 13px; font-weight: 600; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: #14696d; }
.nav-call {
  border: 1px solid #66817c;
  border-radius: 7px;
  color: var(--ink);
  font-size: 12px;
}
.nav-call:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.menu-toggle span { background: var(--ink); }
.mobile-nav { background: #dce5df; border-color: #aebfb6; box-shadow: 0 18px 30px #25423a20; }
.mobile-nav a { color: var(--ink); border-color: #b9c9c0; }

/* Hero */
.hero {
  min-height: 650px;
  grid-template-columns: 48% 52%;
  gap: 0;
  padding-top: 55px;
  padding-bottom: 68px;
}
.hero-copy { padding: 20px 42px 20px 0; }
.eyebrow, .kicker {
  color: #36777a;
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.1px;
}
.eyebrow { gap: 11px; margin-bottom: 23px; }
.eyebrow-dot { width: 24px; height: 2px; border-radius: 0; background: #4c8c8a; box-shadow: none; }
.hero h1 {
  max-width: 650px;
  color: #1f383d;
  font-size: clamp(53px, 5.45vw, 77px);
  font-weight: 800;
  letter-spacing: -.055em;
  line-height: 1.09;
}
.hero-lead {
  max-width: 420px;
  margin: 29px 0 29px;
  color: #506864;
  font-size: 16px;
  line-height: 1.68;
}
.button {
  min-height: 50px;
  border-radius: 7px;
  box-shadow: none;
  font-family: "IBM Plex Sans", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  transition: background .2s, border-color .2s, color .2s;
}
.button:hover { transform: none; }
.button-primary { background: #28585d; color: #f4f8f4; }
.button-primary:hover { background: #356d70; }
.button-outline { background: transparent; border: 1px solid #809c92; color: var(--ink); }
.button-outline:hover { background: #cddbd3; border-color: #577b75; }
.hero-footnote { color: #698078; margin-top: 36px; font-size: 11px; }
.footnote-line { background: #4c8c8a; }
.hero-visual.ac-hero {
  height: 535px;
  border: 1px solid #78938c;
  border-radius: 11px;
  background: #3e5b5b;
  box-shadow: 0 14px 30px #233e3922;
}
.hero-visual.ac-hero::after { display: none; }
.ac-loading { background: #3e5b5b; color: #e7f1e9; }
.ac-hero-top {
  padding: 17px 20px;
  border-bottom: 1px solid #b7d0c34d;
  background: #29484bdc;
  color: #d7e9de;
  font-family: "IBM Plex Mono", monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .6px;
  backdrop-filter: blur(8px);
}
.ac-hero-bottom {
  padding: 14px 17px 14px 20px;
  border-top: 1px solid #b7d0c34d;
  background: #29484be8;
  color: #e5f0e7;
  backdrop-filter: blur(8px);
}
.ac-open-button {
  border-radius: 6px;
  background: #c3dfd0;
  color: #24494b;
  font-family: "IBM Plex Sans", Arial, sans-serif;
  font-weight: 700;
}
.ac-open-button:hover { background: #edf5ed; transform: none; }

/* Compact service index */
.intro-strip { background: #345257; color: #e9f0eb; }
.strip-inner { min-height: 65px; }
.strip-inner > span { color: #bad4ca; font-family: "IBM Plex Mono", monospace; font-size: 9px; letter-spacing: 1px; }
.strip-inner b { color: #e9f0eb; font-size: 12px; font-weight: 600; }
.strip-inner i { width: 3px; height: 3px; background: #a5c7bd; }

/* Services */
.section-pad { padding: 94px 0; }
.services { background: #e3ebe5; }
.section-heading h2, h2 {
  color: var(--ink);
  font-size: clamp(43px, 4.35vw, 64px);
  font-weight: 800;
  letter-spacing: -.052em;
  line-height: 1.12;
}
.section-heading > p { color: #58716b; font-size: 15px; line-height: 1.65; }
.service-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid #a8bdb2;
}
.service-card {
  position: relative;
  min-height: 277px;
  padding: 29px 40px 26px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid #a8bdb2;
  border-radius: 0;
  box-shadow: none;
  transition: background .2s;
}
.service-card:nth-child(odd) { border-right: 1px solid #a8bdb2; }
.service-card:hover { transform: none; background: #d7e3db; box-shadow: none; border-color: #a8bdb2; }
.service-number { color: #4e817f; font-family: "IBM Plex Mono", monospace; font-size: 10px; letter-spacing: .8px; }
.service-icon {
  position: absolute;
  top: 22px;
  right: 36px;
  width: 46px;
  height: 46px;
  margin: 0;
  border: 1px solid #acc4b9;
  border-radius: 7px;
  background: #d4e4da;
  color: #3d7e78;
}
.service-icon svg { width: 27px; height: 27px; stroke-width: 1.7; }
.service-card h3 {
  margin: 60px 0 8px;
  color: var(--ink);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -.8px;
}
.service-card p { max-width: 385px; color: #5d736d; font-size: 13px; line-height: 1.65; }
.service-card a { color: #246d6e; border-top-color: #b6c8be; font-size: 12px; }

/* Field photographs and the redesigned service card. */
.work { background: #d7e2da; }
.work-heading { margin-bottom: 34px; }
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 32px 20px;
}
.work-item { min-width: 0; margin: 0; }
.work-item img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  border: 1px solid #a7bcb1;
  border-radius: 8px;
  background: #b7c8bd;
}
.work-item figcaption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 15px;
  padding: 13px 1px 0;
  border-bottom: 1px solid #aabfb3;
  min-height: 52px;
}
.work-item figcaption span {
  flex: 0 0 auto;
  color: #477e78;
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: .35px;
}
.work-item figcaption strong {
  color: #2c4849;
  font-size: 12px;
  font-weight: 600;
  text-align: right;
}
.work-contact {
  display: grid;
  grid-template-rows: 53% 47%;
  align-self: center;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1.72;
  border: 1px solid #77948b;
  border-radius: 5px;
  background: #f0f1e9;
  box-shadow: 0 16px 30px #26433c2d, 0 3px 7px #26433c16;
  transform: rotate(-.8deg);
  transition: transform .25s ease, box-shadow .25s ease;
}
.work-contact:hover {
  transform: rotate(0);
  box-shadow: 0 20px 34px #26433c32, 0 4px 8px #26433c19;
}
.business-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 0;
  padding: 15px 20px;
  background: #264b50;
  color: #f1f6ef;
}
.business-card-kicker {
  color: #b8dbce;
  font-family: "IBM Plex Mono", monospace;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1px;
}
.business-card-head h3 {
  margin: 7px 0 0;
  color: #f0f5ef;
  font-size: clamp(23px, 2.45vw, 34px);
  font-weight: 800;
  letter-spacing: -.055em;
  line-height: .98;
}
.business-card-unit {
  flex: 0 0 auto;
  width: clamp(66px, 9vw, 113px);
  height: auto;
  color: #add2c6;
  opacity: .8;
}
.business-card-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 0;
  padding: 14px 20px 15px;
  color: #25454a;
}
.business-card-body p {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(8px, .85vw, 10px);
  font-weight: 700;
  letter-spacing: .25px;
  white-space: nowrap;
}
.business-card-body p span { padding: 0 4px; color: #79a49a; }
.business-card-contact { border-top: 1px solid #b9c9bf; padding-top: 6px; }
.business-card-contact > span {
  display: block;
  margin-bottom: 2px;
  color: #607d77;
  font-family: "IBM Plex Mono", monospace;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: .8px;
}
.business-card-contact a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #21474c;
  font-family: Manrope, Arial, sans-serif;
  font-size: clamp(19px, 1.85vw, 27px);
  font-weight: 800;
  letter-spacing: -.05em;
  text-decoration: none;
  white-space: nowrap;
}
.business-card-contact a b { font-size: 21px; font-weight: 400; transition: transform .2s ease; }
.business-card-contact a:hover b { transform: translate(2px, -2px); }
.business-card-contact a:focus-visible { outline: 3px solid #38837b; outline-offset: 3px; }

/* A useful, concrete service note in place of decoration. */
.approach { background: #cbd9d2; }
.approach-grid { grid-template-columns: .94fr 1fr; gap: 8%; }
.approach-visual {
  min-height: 540px;
  height: auto;
  padding: 34px;
  border: 1px solid #708d87;
  border-radius: 10px;
  background: #315056;
  box-shadow: 0 18px 36px #2c464023;
}
.service-board { width: 100%; max-width: 510px; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
.board-top {
  min-height: 54px;
  padding: 0 0 16px;
  justify-content: space-between;
  background: transparent;
  border-bottom: 1px solid #718e8b;
  color: #c9e5d9;
}
.board-top span { font-family: "IBM Plex Mono", monospace; font-size: 10px; font-weight: 600; letter-spacing: 1px; }
.board-top b { margin: 0; color: #a6c3b9; font-size: 9px; }
.board-main { padding: 29px 0 12px; }
.board-main > p {
  margin: 0 0 25px;
  color: #edf3ed;
  font-family: Manrope, Arial, sans-serif;
  font-size: clamp(32px, 3vw, 43px);
  font-weight: 700;
  letter-spacing: -.05em;
  line-height: 1.16;
}
.board-main > p strong { color: #b9e0d4; }
.board-row { min-height: 57px; border-color: #64817d; }
.board-row span { color: #b1d6cb; font-family: "IBM Plex Mono", monospace; font-size: 10px; }
.board-row b { color: #e8f0e9; font-size: 13px; font-weight: 600; }
.board-row i { width: auto; height: auto; border-radius: 0; background: transparent; color: #b4d8cb; font-size: 17px; font-weight: 400; }
.board-bottom { padding: 16px 0 0; border-top: 1px solid #718e8b; background: transparent; color: #a9c7bc; font-size: 9px; }
.approach-content h2 { margin-bottom: 22px; }
.approach-lead { color: #536e66; font-size: 15px; }
.steps li, .steps li:last-child { border-color: #a6bdb2; }
.steps li > span { color: #317578; font-family: "IBM Plex Mono", monospace; }
.steps strong { color: var(--ink); font-size: 14px; }
.steps p { color: #61776e; }

/* FAQ and contact */
.faq { background: #dce5df; }
.faq-intro > p:not(.kicker) { color: #5b716c; }
.text-link { color: #246d70; border-color: #5d9990; }
.faq-list, .faq-list details { border-color: #a9beb3; }
.faq-list summary { color: var(--ink); font-family: "IBM Plex Sans", Arial, sans-serif; font-size: 15px; font-weight: 600; }
.faq-list summary span { border-color: #8faea1; border-radius: 6px; color: #2d7778; }
.faq-list details p { color: #5b716c; }
.contact { background: #29464b; border-top: 0; }
.contact .kicker { color: #bdded2; }
.contact h2 { color: #eef3ed; }
.contact h2 em { color: #b9ded1; }
.contact p:not(.kicker) { color: #c0d0c7; }
.contact-phone {
  color: #edf4ed;
  border-color: #789a91;
  font-size: clamp(31px, 3.3vw, 48px);
  font-weight: 700;
  letter-spacing: -.05em;
}
.contact-phone span { color: #b9ded1; }
.button-light { background: #c5e4d4; color: #1e4546; }
.button-light:hover { background: #e1f0e6; }
.button-whatsapp { border-color: #93afa5; color: #edf4ed; }
.button-whatsapp:hover { background: #36595b; }
.site-footer { background: #20383d; border-top: 1px solid #53716f; }
.footer-brand .brand-mark { background: #33565b; }
.footer-brand .brand-name { color: #edf3ed; }
.footer-brand .brand-name small { color: #b6d7c9; }
.footer-inner p, .footer-inner > a:last-child { color: #bdd0c6; }
.floating-contact { border-radius: 11px; box-shadow: 0 8px 20px #0b352d5c; }

/* 3D controls */
.ac-dialog { background: #16272be8; }
.ac-dialog-shell { background: #20363b; border-color: #65827d; border-radius: 10px; }
.ac-dialog-header { background: #29474b; border-color: #5c7d79; }
.ac-dialog-kicker { color: #a9d9cb; }
.ac-dialog-header h2 { color: #eef4ee; font-size: 25px; letter-spacing: -.035em; }
.ac-close { border-radius: 7px; background: #3a5b5d; border-color: #7c9c94; }
.ac-expanded-stage { background: #344f53; }
.ac-stage-readout span { border-color: #9cb6aa77; background: #213b3ddc; }
.ac-controls { background: #284248; border-color: #5c7d79; }
.ac-simulation-note { color: #c4d7cc; }
.ac-control-section { border-color: #76938a70; }
.ac-control-section h3 { color: #edf3ed; }
.ac-control-heading output, .ac-reset { color: #bbdfce; }
.ac-mode-grid button, .ac-fault-grid button, .ac-camera-grid button {
  background: #34545a;
  border-color: #6e9088;
  border-radius: 7px;
  color: #d4e5db;
  font-family: "IBM Plex Sans", Arial, sans-serif;
}
.ac-mode-grid button:hover, .ac-fault-grid button:hover, .ac-camera-grid button:hover { background: #41656a; }
.ac-mode-grid button[aria-pressed="true"],
.ac-fault-grid button[aria-pressed="true"],
.ac-camera-grid button[aria-pressed="true"] { background: #527a73; border-color: #c3e5d4; color: #fff; }
.ac-control-section input[type="range"] { accent-color: #b9dfce; }
.ac-diagnostic { background: #355258; border-color: #75988e; border-radius: 7px; }
.ac-diagnostic span { color: #bfdfce; }
.ac-diagnostic p { color: #e1ece3; }
.button:focus-visible, .nav-call:focus-visible, .service-card a:focus-visible,
.text-link:focus-visible, .contact-phone:focus-visible, .floating-contact:focus-visible,
.ac-open-button:focus-visible, .ac-dialog button:focus-visible, .ac-dialog input:focus-visible {
  outline-color: #398487;
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 34px; min-height: 0; padding-top: 46px; }
  .hero-copy { padding-right: 0; }
  .hero h1 { max-width: 670px; }
  .hero-visual.ac-hero { max-width: 700px; height: 470px; }
  .approach-grid { grid-template-columns: 1fr; gap: 48px; }
  .approach-visual { max-width: none; min-height: 510px; }
  .work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
  .nav-wrap { height: 70px; }
  .brand-name { font-size: 16px; }
  .brand-name small { font-size: 7px; }
  .mobile-nav { top: 70px; }
  .hero { padding-top: 26px; padding-bottom: 52px; gap: 27px; }
  .hero h1 { font-size: clamp(43px, 10.5vw, 58px); line-height: 1.1; }
  .hero-lead { font-size: 14px; margin: 23px 0; }
  .hero-footnote { margin-top: 28px; }
  .hero-visual.ac-hero { height: 345px; border-radius: 9px; box-shadow: 0 12px 28px #233e3926; }
  .ac-hero-top { padding: 13px 15px; font-size: 8px; }
  .ac-hero-bottom { padding: 11px 12px 11px 15px; font-size: 10px; }
  .intro-strip .strip-inner { min-height: 56px; }
  .strip-inner b { font-size: 11px; }
  .section-pad { padding: 72px 0; }
  .section-heading h2, h2 { font-size: clamp(39px, 9.4vw, 52px); }
  .service-grid { grid-template-columns: 1fr; }
  .service-card, .service-card:nth-child(odd) { min-height: 0; padding: 25px 8px 22px; border-right: 0; }
  .service-icon { right: 7px; top: 21px; }
  .service-card h3 { margin-top: 55px; font-size: 24px; }
  .work-grid { grid-template-columns: 1fr; gap: 21px; }
  .work-item figcaption strong { font-size: 11px; }
  .work-contact { aspect-ratio: 1.58; }
  .business-card-head h3 { font-size: clamp(23px, 6vw, 30px); }
  .business-card-body p { font-size: 9px; }
  .approach-visual { min-height: 0; padding: 23px; }
  .board-main > p { font-size: clamp(31px, 8vw, 41px); }
  .board-top b { font-size: 8px; }
  .board-bottom { font-size: 8px; }
  .faq-list summary { font-size: 13px; }
  .contact-phone { font-size: clamp(31px, 8vw, 44px); }
  .ac-dialog-header h2 { font-size: 21px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button, .service-card, .floating-contact { transition: none; }
}