:root {
  color-scheme: dark;
  --ink: #0B1A2E;
  --surface: #122740;
  --silver: #8A9199;
  --text: #E8EDF3;
  --accent: #2F6FA8;
  --paper: #F4F6F8;
  --container: 1240px;
  --header-height: 66px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow: 0 24px 70px rgba(11, 26, 46, .16);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  background: var(--ink);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 {
  font-weight: 760;
  line-height: 1.08;
  letter-spacing: -.035em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.55rem, 6vw, 5.4rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.42rem); }
p { text-wrap: pretty; }

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

::selection { background: var(--accent); color: var(--paper); }

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  transform: translateY(-150%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid rgba(138, 145, 153, .12);
  background: rgba(11, 26, 46, .72);
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  transition: background-color .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.site-header.is-scrolled,
.site-header-solid { background: rgba(11, 26, 46, .94); border-bottom-color: rgba(138, 145, 153, .2); }
.site-header.is-scrolled { box-shadow: 0 8px 28px rgba(5, 14, 26, .32); }
.header-inner {
  position: relative;
  display: flex;
  width: min(100% - 40px, 1400px);
  height: 100%;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-plate {
  display: inline-flex;
  width: 124px;
  height: 46px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 8px;
  background: var(--paper);
  padding: 5px 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, .18);
}
.brand-plate img { width: 82px; height: auto; }

.site-menu { display: flex; align-items: center; gap: 4px; }
.site-menu a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 9px 14px;
  border-radius: 8px;
  color: var(--text);
  font-size: .95rem;
  font-weight: 650;
  transition: color .2s ease, background-color .2s ease;
}
.site-menu a:not(.header-phone)::after {
  position: absolute;
  right: 14px;
  bottom: 5px;
  left: 14px;
  height: 2px;
  background: var(--accent);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.site-menu a:hover,
.site-menu a.is-active { background: rgba(47, 111, 168, .16); }
.site-menu a.is-active::after,
.site-menu a:hover::after { transform: scaleX(1); }
.site-menu .header-phone {
  margin-left: 10px;
  border: 1px solid rgba(232, 237, 243, .28);
  background: var(--accent);
  padding-inline: 18px;
}
.site-menu .header-phone:hover { background: var(--paper); color: var(--ink); }

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  place-content: center;
  gap: 5px;
  border: 1px solid rgba(232, 237, 243, .22);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
}
.menu-toggle span { display: block; width: 21px; height: 2px; background: var(--text); transition: transform .2s ease, opacity .2s ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero {
  position: relative;
  height: min(88vh, 760px);
  min-height: 580px;
  overflow: hidden;
  background: var(--ink);
}
.hero-stage, .hero-slide { position: absolute; inset: 0; }
.hero-slide {
  visibility: hidden;
  opacity: 0;
  transition: opacity .65s ease, visibility .65s ease;
}
.hero-slide.is-active { visibility: visible; opacity: 1; }
/* img AKIŞTA kalırsa .hero-content'i asagi iter ve metin ekran disinda kalir
   (27.09.2026 olculdu: hero'da hicbir yazi gorunmuyordu). Absolute sart. */
.hero-slide > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  height: 100%;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding-block: 56px 96px;
}
.eyebrow, .section-index {
  margin-bottom: 18px;
  color: var(--text);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .18em;
  line-height: 1.4;
  text-transform: uppercase;
}
.eyebrow::before, .section-index::before {
  display: inline-block;
  width: 38px;
  height: 2px;
  margin-right: 12px;
  background: var(--accent);
  content: "";
  vertical-align: middle;
}
.hero h1, .hero-title { max-width: 900px; margin-bottom: 24px; font-size: clamp(2.65rem, 6vw, 5.5rem); }
.hero-copy { max-width: 680px; margin-bottom: 32px; color: var(--text); font-size: clamp(1.05rem, 1.8vw, 1.3rem); line-height: 1.6; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 11px 20px;
  font-weight: 760;
  line-height: 1.2;
  transition: transform .2s ease, background-color .2s ease, color .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: var(--paper); }
.button-primary:hover { background: var(--ink); }
.button-ghost { border-color: rgba(232, 237, 243, .52); background: rgba(11, 26, 46, .3); color: var(--text); }
.button-ghost:hover { background: var(--paper); color: var(--ink); }
.button-light { background: var(--paper); color: var(--ink); }
.button-light:hover { background: var(--ink); color: var(--paper); }
.button-dark { border-color: rgba(232, 237, 243, .36); background: var(--ink); color: var(--text); }
.button-dark:hover { background: var(--paper); color: var(--ink); }

.slider-dots {
  position: absolute;
  z-index: 4;
  bottom: 24px;
  left: 50%;
  display: flex;
  transform: translateX(-50%);
}
.slider-dot {
  position: relative;
  width: 44px;
  height: 44px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.slider-dot::before {
  position: absolute;
  inset: 17px 8px;
  border-radius: 999px;
  background: rgba(232, 237, 243, .52);
  content: "";
  transition: inset .2s ease, background-color .2s ease;
}
.slider-dot.is-active::before { inset-inline: 3px; background: var(--paper); }

.section { padding-block: clamp(48px, 9vw, 128px); }
.section-light { background: var(--paper); color: var(--ink); }
.section-heading { max-width: 780px; margin-bottom: 48px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading .section-index,
.about-copy .section-index { color: var(--accent); }
.section-heading-light .section-index { color: var(--silver); }
.section-heading-light h2 { color: var(--text); }

.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(11, 26, 46, .1);
  border-radius: var(--radius-md);
  background: var(--paper);
  box-shadow: 0 12px 38px rgba(11, 26, 46, .08);
  transition: transform .25s ease, box-shadow .25s ease;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.product-image { display: block; overflow: hidden; aspect-ratio: 4 / 3; background: var(--surface); }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product-card:hover .product-image img { transform: scale(1.035); }
.product-card-body { display: flex; min-height: 238px; flex: 1; flex-direction: column; padding: 24px; }
.product-card h3 { margin-bottom: 12px; color: var(--ink); }
.product-card p { margin-bottom: 18px; color: var(--surface); line-height: 1.55; }
.detail-link {
  display: inline-flex;
  min-width: 84px;
  min-height: 44px;
  align-items: center;
  align-self: flex-start;
  gap: 8px;
  margin-top: auto;
  color: var(--accent);
  font-weight: 800;
}
.detail-link span { transition: transform .2s ease; }
.detail-link:hover span { transform: translateX(5px); }

.image-band {
  position: relative;
  overflow: hidden;
  padding-block: clamp(80px, 10vw, 148px);
}
.image-band::after { position: absolute; z-index: 1; inset: 0; background: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%); content: ""; }
.image-band-bg { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.image-band > .container { position: relative; z-index: 2; }
.image-band-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(50px, 8vw, 110px); align-items: center; }
.band-copy h2 { margin-bottom: 24px; }
.band-copy p:not(.eyebrow) { max-width: 660px; color: var(--text); font-size: 1.05rem; }
.reason-list { display: grid; gap: 14px; }
.reason-item {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 20px;
  border: 1px solid rgba(232, 237, 243, .18);
  border-radius: var(--radius-md);
  background: rgba(11, 26, 46, .76);
  padding: 24px;
  backdrop-filter: blur(8px);
}
.reason-number { color: var(--silver); font-size: .88rem; font-weight: 800; letter-spacing: .12em; }
.reason-item h3 { margin-bottom: 8px; }
.reason-item p { margin-bottom: 0; color: var(--text); font-size: .96rem; }

.workflow-section { background: var(--ink); }
.workflow-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; counter-reset: workflow; }
.workflow-list li {
  position: relative;
  min-width: 0;
  border-top: 1px solid rgba(232, 237, 243, .25);
  padding: 34px 30px 0 0;
}
.workflow-list li:not(:last-child)::after { position: absolute; top: -4px; right: 20px; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); content: ""; }
.workflow-number { display: block; margin-bottom: 30px; color: var(--silver); font-size: .8rem; font-weight: 800; letter-spacing: .16em; }
.workflow-list h3 { margin-bottom: 14px; }
.workflow-list p { margin-bottom: 0; color: var(--silver); }

.cta-band { background: var(--accent); color: var(--paper); padding-block: clamp(52px, 7vw, 82px); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-inner h2 { margin-bottom: 12px; }
.cta-inner p { max-width: 620px; margin-bottom: 0; font-size: 1.08rem; }
.cta-inner .button-row { flex: 0 0 auto; }

.site-footer { background: var(--ink); padding-block: 72px 28px; }
.footer-grid { display: grid; grid-template-columns: .8fr 1.15fr 1.35fr; gap: clamp(36px, 6vw, 84px); }
.footer-logo { width: 180px; height: 76px; }
.footer-logo img { width: 126px; }
.footer-brand p { margin: 18px 0 0; color: var(--silver); font-size: .9rem; }
.footer-contact { display: flex; flex-direction: column; align-items: flex-start; }
.footer-contact p { margin-bottom: 12px; font-weight: 800; }
.footer-contact address { margin-bottom: 10px; color: var(--silver); font-style: normal; }
.footer-contact a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: rgba(138, 145, 153, .5);
  text-underline-offset: 4px;
}
.footer-products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-content: start; column-gap: 18px; }
.footer-products h2 { grid-column: 1 / -1; margin-bottom: 14px; font-size: 1.25rem; }
.footer-products a { display: inline-flex; min-height: 44px; align-items: center; color: var(--silver); }
.footer-products a:hover, .footer-contact a:hover { color: var(--paper); }
.footer-bottom {
  display: flex;
  margin-top: 56px;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(232, 237, 243, .12);
  padding-top: 24px;
  color: var(--silver);
  font-size: .86rem;
}
.footer-bottom p { margin-bottom: 0; }

.mobile-actions { display: none; }

/* İç sayfalar */
.page-hero {
  position: relative;
  display: flex;
  min-height: 440px;
  align-items: center;
  background-position: center;
  background-size: cover;
}
.page-hero-products { background-image: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%), url("assets/gorsel/bol-temel.webp"); }
.page-hero-about { background-image: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%), url("assets/gorsel/bol-yol.webp"); }
.page-hero-contact { background-image: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%), url("assets/gorsel/hero-3-pompa.webp"); }
.page-hero-inner { padding-block: 74px; }
.page-hero h1 { max-width: 900px; margin-bottom: 20px; }
.page-hero-inner > p:last-child { max-width: 740px; margin-bottom: 0; color: var(--text); font-size: 1.12rem; }

.product-detail { scroll-margin-top: calc(var(--header-height) + 12px); padding-block: clamp(68px, 9vw, 118px); border-bottom: 1px solid rgba(11, 26, 46, .1); }
.product-detail-alt { background: rgba(138, 145, 153, .09); }
.product-detail-grid { display: grid; grid-template-columns: minmax(0, 1.03fr) minmax(0, .97fr); gap: clamp(42px, 7vw, 92px); align-items: center; }
.product-detail-alt .detail-single { order: 2; }
.product-detail-alt .product-detail-copy { order: 1; }
.detail-gallery, .detail-single { min-width: 0; }
.detail-main-image, .detail-single img, .detail-thumbs img {
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}
.detail-main-image, .detail-single img { aspect-ratio: 4 / 3; }
.detail-thumbs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 14px; }
.detail-thumbs img { aspect-ratio: 3 / 2; }
.detail-number { display: block; margin-bottom: 18px; color: var(--accent); font-size: .82rem; font-weight: 850; letter-spacing: .18em; }
.product-detail-copy h2 { margin-bottom: 24px; }
.product-detail-copy p { color: var(--surface); font-size: 1.05rem; }
.product-detail-copy strong { color: var(--ink); }
.product-detail-copy .order-note { margin: 24px 0 30px; border-left: 3px solid var(--accent); padding: 4px 0 4px 20px; }

.about-grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: clamp(48px, 8vw, 104px); align-items: center; }
.about-image { position: relative; }
.about-image::after { position: absolute; z-index: 0; right: -20px; bottom: -20px; width: 48%; height: 46%; border-radius: var(--radius-md); background: var(--accent); content: ""; }
.about-image img { position: relative; z-index: 1; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.about-copy h2 { margin-bottom: 28px; }
.about-copy p:not(.section-index) { color: var(--surface); font-size: 1.06rem; }
.reasons-section { background: var(--surface); }
.reason-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.reason-cards article { border: 1px solid rgba(232, 237, 243, .16); border-radius: var(--radius-md); background: var(--ink); padding: clamp(26px, 4vw, 42px); }
.reason-cards span { display: block; margin-bottom: 42px; color: var(--accent); font-size: .82rem; font-weight: 850; letter-spacing: .16em; }
.reason-cards h3 { margin-bottom: 16px; }
.reason-cards p { margin-bottom: 0; color: var(--silver); }
.region-band {
  display: flex;
  min-height: 460px;
  align-items: center;
  background-image: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%), url("assets/gorsel/bol-yol.webp");
  background-position: center;
  background-size: cover;
}
.region-inner { padding-block: 80px; }
.region-inner h2 { margin-bottom: 18px; font-size: clamp(3.2rem, 9vw, 7.2rem); }
.region-inner > p:last-child { margin-bottom: 0; color: var(--text); font-weight: 750; letter-spacing: .12em; }

.contact-section { padding-block: clamp(68px, 8vw, 108px); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: clamp(38px, 7vw, 88px); align-items: start; }
.contact-form { border: 1px solid rgba(11, 26, 46, .1); border-radius: var(--radius-lg); background: var(--paper); box-shadow: var(--shadow); padding: clamp(24px, 5vw, 48px); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.field { display: flex; min-width: 0; flex-direction: column; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field label { color: var(--ink); font-size: .92rem; font-weight: 750; }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid rgba(11, 26, 46, .24);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  padding: 11px 13px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field textarea { min-height: 154px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47, 111, 168, .16); outline: 0; }
.check-field { display: inline-flex; min-height: 48px; align-items: center; gap: 12px; margin-top: 20px; color: var(--ink); font-weight: 700; cursor: pointer; }
.check-field input { width: 21px; height: 21px; margin: 0; accent-color: var(--accent); }
.form-submit { min-width: 160px; margin-top: 18px; border: 0; cursor: pointer; }
.form-submit:disabled { cursor: wait; opacity: .7; transform: none; }
.form-status { min-height: 26px; margin: 16px 0 0; color: var(--surface); font-weight: 700; }
.form-status.is-error { color: var(--ink); border-left: 3px solid var(--accent); padding-left: 12px; }
.form-status.is-success { color: var(--accent); }
.hp-field { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.contact-aside { display: grid; gap: 20px; }
.contact-card { border-radius: var(--radius-lg); background: var(--ink); color: var(--text); padding: clamp(28px, 5vw, 44px); }
.contact-card h2 { margin-bottom: 28px; font-size: 2rem; }
.contact-card dl { margin: 0; }
.contact-card dl > div { border-top: 1px solid rgba(232, 237, 243, .14); padding-block: 17px; }
.contact-card dt { margin-bottom: 4px; color: var(--silver); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.contact-card dd { margin: 0; overflow-wrap: anywhere; }
.contact-card a { display: inline-flex; min-height: 44px; align-items: center; text-decoration: underline; text-decoration-color: rgba(138, 145, 153, .6); text-underline-offset: 4px; }
.map-card {
  position: relative;
  display: flex;
  min-height: 260px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 16px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-image: linear-gradient(90deg, rgba(11,26,46,.92) 0%, rgba(11,26,46,.72) 45%, rgba(11,26,46,.35) 100%), url("assets/gorsel/bol-yol.webp");
  background-position: center;
  background-size: cover;
  color: var(--text);
  padding: 30px;
  font-weight: 750;
}
.map-marker { display: block; width: 30px; height: 30px; border: 8px solid var(--paper); border-radius: 50% 50% 50% 0; transform: rotate(-45deg); box-shadow: 0 0 0 6px rgba(47, 111, 168, .55); }

.has-js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.has-js [data-reveal].is-revealed { opacity: 1; transform: none; }

@media (max-width: 1120px) {
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-card-body { min-height: 210px; }
  .workflow-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 44px 0; }
  .reason-cards { grid-template-columns: 1fr; }
  .reason-cards article { display: grid; grid-template-columns: 56px 1fr; column-gap: 22px; }
  .reason-cards span { grid-row: 1 / 3; margin-bottom: 0; }
  .reason-cards p { grid-column: 2; }
}

@media (max-width: 980px) {
  :root { --header-height: 60px; }
  .header-inner { width: min(100% - 32px, 1400px); }
  .brand-plate { width: 112px; height: 42px; padding-inline: 8px; }
  .brand-plate img { width: 76px; }
  .menu-toggle { display: grid; }
  .site-menu {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: grid;
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    border: 1px solid rgba(232, 237, 243, .14);
    border-top: 0;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    background: var(--ink);
    box-shadow: 0 22px 46px rgba(11, 26, 46, .34);
    opacity: 0;
    transform: translateY(-8px);
    transition: max-height .3s ease, opacity .2s ease, transform .2s ease, visibility .2s ease;
  }
  .site-menu.is-open { max-height: 420px; visibility: visible; opacity: 1; transform: none; }
  .site-menu a { min-height: 50px; border-radius: 0; padding-inline: 22px; }
  .site-menu a:not(.header-phone)::after { right: auto; bottom: 0; left: 22px; width: 46px; transform-origin: left; }
  .site-menu .header-phone { margin: 8px; justify-content: center; border-radius: var(--radius-sm); }
  .image-band-grid, .about-grid { grid-template-columns: 1fr; }
  .about-image { max-width: 720px; }
  .product-detail-grid { gap: 48px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-aside { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-products { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  body { padding-bottom: 62px; }
  .container { width: min(100% - 32px, var(--container)); }
  .hero { height: min(76vh, 560px); min-height: 510px; }
  .hero-content { padding-block: 40px 78px; }
  .hero h1, .hero-title { margin-bottom: 18px; font-size: clamp(2.35rem, 11vw, 3.8rem); }
  .hero-copy { margin-bottom: 24px; font-size: 1rem; line-height: 1.5; }
  .eyebrow, .section-index { margin-bottom: 14px; font-size: .72rem; letter-spacing: .13em; }
  .button-row { width: 100%; }
  .hero .button { flex: 1 1 140px; }
  .slider-dots { bottom: 12px; }
  .section-heading { margin-bottom: 28px; }
  /* Mobilde 8 kart x (4:3 gorsel + govde) = ekranlarca kaydirma.
     Yatay duzen: gorsel solda kare kucuk, metin sagda -> kart yuksekligi ~3'te 1. */
  .product-grid { grid-template-columns: 1fr; gap: 12px; }
  .product-card { display: grid; grid-template-columns: 116px 1fr; align-items: stretch; }
  .product-image { aspect-ratio: auto; height: 100%; min-height: 116px; }
  .product-card-body { min-height: auto; padding: 14px 16px; }
  .product-card h3 { margin-bottom: 6px; font-size: 1.05rem; }
  .product-card p {
    display: -webkit-box;
    overflow: hidden;
    margin-bottom: 10px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    font-size: .92rem;
    line-height: 1.45;
  }
  /* Kart govdesinin tamami tiklanabilir (::after ile) -> "Detay" yazisi kucuk kalabilir,
     ama yine de 44px hedefi koru. */
  .product-card { position: relative; }
  .detail-link { min-height: 44px; margin-top: 4px; font-size: .9rem; }
  .detail-link::after { position: absolute; inset: 0; content: ""; }
  /* Urunler sayfasi mobilde 12.500px = 15 ekran kaydirma. 8 urun x (buyuk gorsel +
     genis bosluk) sikistirildi -> yaklasik yariya iner. */
  .product-detail { padding-block: 34px; }
  .product-detail-grid { gap: 18px; }
  .detail-single img, .detail-main-image { aspect-ratio: 2 / 1; object-fit: cover; }
  .detail-thumbs { display: none; }
  .product-detail-copy h2 { margin-bottom: 12px; }
  .product-detail-copy p { font-size: .98rem; }
  .product-detail-copy .order-note { margin: 14px 0 18px; padding-left: 14px; font-size: .92rem; }
  .detail-number { margin-bottom: 6px; }
  .region-band { min-height: 300px; }
  .region-inner { padding-block: 46px; }
  .region-inner h2 { font-size: clamp(2.4rem, 13vw, 4rem); }
  .reason-cards { gap: 12px; }
  .reason-cards article { padding: 20px; }
  .reason-cards span { margin-bottom: 0; }
  .about-grid { gap: 26px; }
  /* Yatay gradyan dar ekranda metnin altini korumuyor -> dikey gradyana gec */
  .image-band::after { background: linear-gradient(180deg, rgba(11,26,46,.78) 0%, rgba(11,26,46,.88) 55%, rgba(11,26,46,.95) 100%); }
  .hero-overlay { background: linear-gradient(180deg, rgba(11,26,46,.62) 0%, rgba(11,26,46,.80) 52%, rgba(11,26,46,.93) 100%); }
  /* .page-hero gradyani background-image icinde; ::after ile ezilmez, yeniden yaz */
  .page-hero-products { background-image: linear-gradient(180deg, rgba(11,26,46,.80), rgba(11,26,46,.93)), url("assets/gorsel/bol-temel.webp"); }
  .page-hero-about { background-image: linear-gradient(180deg, rgba(11,26,46,.80), rgba(11,26,46,.93)), url("assets/gorsel/bol-yol.webp"); }
  .page-hero-contact { background-image: linear-gradient(180deg, rgba(11,26,46,.80), rgba(11,26,46,.93)), url("assets/gorsel/hero-3-pompa.webp"); }
  .image-band { padding-block: clamp(48px, 9vw, 92px); }
  /* Genis banttaki ozne mobilde kirpilmasin: odak sola-alta kaysin */
  .image-band-bg { object-position: 32% 62%; }
  .image-band-grid { gap: 26px; }
  .reason-list { gap: 10px; }
  .reason-item { grid-template-columns: 42px 1fr; padding: 20px; }
  .workflow-list { grid-template-columns: 1fr; gap: 34px; }
  .workflow-list li { padding-top: 24px; padding-right: 0; }
  .workflow-list li:not(:last-child)::after { right: 4px; }
  .workflow-number { margin-bottom: 20px; }
  .cta-inner { align-items: stretch; flex-direction: column; }
  .cta-inner .button-row { display: grid; grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-products { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; margin-top: 40px; }
  .mobile-actions {
    position: fixed;
    z-index: 200;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid rgba(232, 237, 243, .2);
    background: var(--ink);
    box-shadow: 0 -8px 28px rgba(11, 26, 46, .26);
  }
  .mobile-actions a { display: flex; min-height: 62px; align-items: center; justify-content: center; font-weight: 800; }
  .mobile-actions a + a { background: var(--accent); }
  .page-hero { min-height: 390px; }
  .page-hero-inner { padding-block: 62px; }
  .page-hero h1 { font-size: clamp(2.5rem, 12vw, 4rem); }
  .product-detail-grid { grid-template-columns: 1fr; gap: 34px; }
  .product-detail-alt .detail-single, .product-detail-alt .product-detail-copy { order: initial; }
  .product-detail-copy h2 { margin-bottom: 18px; }
  .product-detail-copy .button { width: 100%; }
  .about-image::after { right: -10px; bottom: -10px; }
  .reason-cards article { display: block; }
  .reason-cards span { margin-bottom: 24px; }
  .reason-cards p { grid-column: auto; }
  .region-band { min-height: 390px; }
  .region-inner > p:last-child { font-size: .83rem; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .contact-form { border-radius: var(--radius-md); }
  .form-submit { width: 100%; }
  .contact-aside { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .header-inner, .container { width: min(100% - 28px, var(--container)); }
  .brand-plate { width: 120px; padding-inline: 8px; }
  .brand-plate img { width: 78px; }
  .hero { min-height: 520px; }
  .hero-content { padding-bottom: 72px; }
  .hero .button-row { gap: 8px; }
  .hero .button { padding-inline: 12px; }
  .product-card-body, .reason-item { padding: 20px; }
  .footer-products { grid-template-columns: 1fr; }
  .contact-card, .map-card { border-radius: var(--radius-md); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .has-js [data-reveal] { opacity: 1; transform: none; }
}