/* =========================================================
   Çukurova Sistek — site stilleri
   ========================================================= */

/* ---------- Yazı tipleri (sunucudan, Türkçe karakter destekli) ---------- */
@font-face { font-family: "Source Sans 3"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/source-sans-3-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Source Sans 3"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/source-sans-3-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Source Sans 3"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/source-sans-3-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Source Sans 3"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/source-sans-3-latin-ext-600-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/montserrat-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 600; font-display: swap;
  src: url("../fonts/montserrat-latin-ext-600-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 700; font-display: swap;
  src: url("../fonts/montserrat-latin-700-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Montserrat"; font-style: normal; font-weight: 700; font-display: swap;
  src: url("../fonts/montserrat-latin-ext-700-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-ext-500-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }

/* ---------- Tasarım değişkenleri ---------- */
:root {
  --navy: #0B1F3A;
  --navy-2: #13294A;
  --navy-line: #22385A;
  --brand: #00357A;          /* logodaki lacivert */
  --brand-hover: #002A61;
  --accent: #E0A526;         /* sarı vurgu */
  --accent-hover: #EDB842;
  --accent-ink: #8A5F00;     /* beyaz zeminde okunur sarı-kahve */
  --ink: #16233A;
  --muted: #56657A;
  --muted-light: #C9D3E2;
  --muted-dark: #8FA0B8;
  --line: #DCE3EC;
  --line-2: #C3CDDA;
  --bg: #FFFFFF;
  --bg-alt: #F3F6FA;
  --grid: #E8EDF3;
  --ok: #1D6B3A;
  --ok-bg: #E7F3EC;
  --err: #A33A1B;
  --err-bg: #FBEDE8;

  --font-head: "Montserrat", "Segoe UI", Arial, sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;

  --radius: 6px;
  --radius-sm: 4px;
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --header-h: 84px;
  --section-y: clamp(56px, 7vw, 88px);
  --shadow: 0 1px 2px rgba(11, 31, 58, .06), 0 8px 24px rgba(11, 31, 58, .06);
}

/* ---------- Temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--brand); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--brand-hover); }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--navy); line-height: 1.2; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2rem, 1.35rem + 2.6vw, 3.1rem); font-weight: 700; letter-spacing: -.01em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.05rem); font-weight: 700; }
h3 { font-size: 1.12rem; font-weight: 700; }
h4 { font-size: 1.02rem; font-weight: 700; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
address { font-style: normal; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 16px; top: -48px; z-index: 100; background: var(--navy); color: #fff; padding: 10px 16px; border-radius: var(--radius-sm); }
.skip-link:focus { top: 12px; color: #fff; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.mono { font-family: var(--font-mono); }
.muted { color: var(--muted); }
.lead { font-size: clamp(1.06rem, 1rem + .3vw, 1.2rem); line-height: 1.6; color: var(--muted); max-width: 62ch; }
.eyebrow { font-size: .8rem; letter-spacing: .02em; color: var(--muted); }
.eyebrow-accent { color: var(--accent); }

/* ---------- Butonlar ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px;
  border: 2px solid transparent; border-radius: var(--radius-sm); font: 600 1rem/1.2 var(--font-body); text-decoration: none;
  cursor: pointer; transition: background-color .15s, color .15s, border-color .15s; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-hover); color: #fff; }
.btn-outline { border-color: var(--brand); color: var(--brand); background: #fff; }
.btn-outline:hover { background: var(--bg-alt); color: var(--brand-hover); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-2); color: #fff; }
.btn-sm { min-height: 40px; padding: 8px 16px; font-size: .95rem; }
.btn-block { width: 100%; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: var(--header-h); }
.brand { flex-shrink: 0; }
.brand img { height: 52px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 28px; font-weight: 600; }
.nav-link { display: inline-flex; align-items: center; gap: 4px; color: var(--ink); text-decoration: none; padding-block: 8px;
  border-bottom: 2px solid transparent; }
.nav-link:hover { color: var(--brand); }
.nav-link[aria-current="page"] { border-bottom-color: var(--accent); }
.nav-chevron { transition: transform .15s; }
.nav-sep { width: 1px; height: 24px; background: var(--line); }
.nav-phone { display: inline-flex; align-items: center; gap: 8px; font: 400 .92rem var(--font-mono); color: var(--muted); text-decoration: none; }
.nav-phone:hover { color: var(--brand); }
.nav-lang { font-size: .85rem; color: var(--muted); text-decoration: none; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 4px 10px; }
.nav-lang:hover { border-color: var(--brand); color: var(--brand); }
.nav-toggle { display: none; }

.nav-item { position: relative; }
.subnav { position: absolute; top: calc(100% + 14px); left: -24px; width: 560px; padding: 16px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity .15s, transform .15s, visibility .15s; }
.subnav::before { content: ""; position: absolute; left: 0; right: 0; top: -16px; height: 16px; }
.subnav ul { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px; }
.subnav li a { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius-sm); color: var(--ink);
  text-decoration: none; font-weight: 600; font-size: .96rem; }
.subnav li a .icon { color: var(--brand); flex-shrink: 0; }
.subnav li a:hover, .subnav li a[aria-current="page"] { background: var(--bg-alt); color: var(--brand); }
.subnav-all { display: inline-flex; align-items: center; gap: 6px; margin: 10px 12px 2px; font-size: .92rem; text-decoration: none; }
@media (hover: hover) and (min-width: 1081px) {
  .has-sub:hover .subnav, .has-sub:focus-within .subnav { opacity: 1; visibility: visible; transform: none; }
  .has-sub:hover .nav-chevron, .has-sub:focus-within .nav-chevron { transform: rotate(180deg); }
}

/* ---------- Bölümler ---------- */
.section { padding-block: var(--section-y); }
.section-tight { padding-block: clamp(40px, 5vw, 56px); }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--navy); color: var(--muted-light); }
.section-dark h2 { color: #fff; }
.section-dark .lead { color: var(--muted-light); }
.section-title { margin-bottom: 28px; }
.section-title-sm { font-size: clamp(1.25rem, 1.1rem + .6vw, 1.55rem); margin-bottom: 20px; }
.section-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 32px; margin-bottom: 32px; }
.section-head .section-title { margin-bottom: 0; }
.section-head > p { max-width: 60ch; }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: clamp(48px, 7vw, 96px); border-bottom: 1px solid var(--line); overflow: hidden; }
.hero-grid-bg::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 32px 32px; background-position: -1px -1px;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.35) 35%, #000 70%);
  mask-image: linear-gradient(to right, transparent 0%, rgba(0,0,0,.35) 35%, #000 70%); }
.hero-layout { position: relative; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero-text { display: flex; flex-direction: column; gap: 20px; }
.hero-text .actions { margin-top: 8px; }

.diagram { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(16px, 2.5vw, 28px); box-shadow: var(--shadow); }
.diagram svg { width: 100%; height: auto; }
.d-node rect { fill: #fff; stroke: var(--brand); stroke-width: 1.5; }
.d-node text { font: 600 12.5px var(--font-body); fill: var(--navy); text-anchor: middle; }
.d-node-accent rect { fill: var(--brand); }
.d-node-accent text { fill: #fff; }
.d-line { fill: none; stroke: var(--brand); stroke-width: 1.5; stroke-dasharray: 4 3; }
.d-arrow { fill: var(--brand); }
.d-label { font: 400 11px var(--font-mono); fill: var(--muted); text-anchor: middle; }
.d-label-end { text-anchor: end; }
@media (prefers-reduced-motion: no-preference) {
  .d-line { animation: flow 1.6s linear infinite; }
  @keyframes flow { to { stroke-dashoffset: -14; } }
}

/* ---------- Hizmet listesi (ana sayfa) ---------- */
.split-head { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: clamp(24px, 5vw, 64px); }
.split-intro .section-title { margin-bottom: 12px; }
.service-rows { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 40px; border-top: 1px solid var(--line); }
.service-rows li { border-bottom: 1px solid var(--line); }
.service-rows a { display: flex; align-items: center; gap: 16px; padding: 20px 4px; color: var(--ink); text-decoration: none; }
.service-icon { display: inline-flex; color: var(--brand); flex-shrink: 0; }
.service-text { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.service-name { font: 700 1.05rem/1.3 var(--font-head); color: var(--navy); }
.service-sum { font-size: .95rem; color: var(--muted); }
.service-arrow { color: var(--brand); transition: transform .15s; }
.service-rows a:hover .service-name { color: var(--brand); }
.service-rows a:hover .service-arrow { transform: translateX(4px); }

/* ---------- Yazılım bölümü ---------- */
.software-layout { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.software-text { display: flex; flex-direction: column; gap: 18px; }
.dash-list { list-style: none; display: grid; gap: 10px; color: #E6ECF4; }
.dash-list li { position: relative; padding-left: 24px; }
.dash-list li::before { content: ""; position: absolute; left: 0; top: .78em; width: 12px; height: 2px; background: var(--accent); }
.link-light { display: inline-flex; align-items: center; gap: 8px; color: #fff; font-weight: 600; text-decoration: none; }
.link-light:hover { color: var(--accent); }

.mock { background: #fff; color: var(--ink); border-radius: var(--radius); overflow: hidden; box-shadow: 0 24px 48px rgba(0, 0, 0, .28); font-size: .9rem; }
.mock-bar { display: flex; justify-content: space-between; align-items: center; padding: 10px 16px; background: var(--bg-alt); border-bottom: 1px solid var(--line); font-size: .82rem; color: var(--muted); }
.mock-bar strong { color: var(--navy); font-size: .9rem; }
.mock-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border-bottom: 1px solid var(--line); }
.mock-stats div { background: #fff; padding: 12px 16px; display: flex; flex-direction: column; gap: 2px; }
.mock-stats span { font-size: .78rem; color: var(--muted); }
.mock-stats strong { font: 700 1.35rem var(--font-head); color: var(--navy); font-variant-numeric: tabular-nums; }
.mock-stats .is-err strong { color: var(--err); }
.mock-row { display: grid; grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1fr) 72px; gap: 12px; padding: 10px 16px; border-bottom: 1px solid #EEF2F7; }
.mock-row:last-child { border-bottom: 0; }
.mock-row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mock-head { font-size: .78rem; color: var(--muted); border-bottom-color: var(--line); }
.state { font-weight: 600; }
.state-ok { color: var(--ok); }
.state-err { color: var(--err); }

/* ---------- Sektörler / etiketler ---------- */
.sectors { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 32px; }
.sectors-title { font-size: 1.05rem; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { padding: 7px 14px; background: var(--bg-alt); border-radius: 999px; font-size: .95rem; }
.chips-outline li { background: #fff; border: 1px solid var(--line-2); border-radius: var(--radius-sm); }

/* ---------- Adımlar ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.step { display: flex; flex-direction: column; gap: 8px; border-top: 3px solid var(--brand); padding-top: 16px; }
.step-no { font: 500 .82rem var(--font-mono); color: var(--accent-ink); }
.step p { color: var(--muted); font-size: .98rem; }

/* ---------- CTA bandı ---------- */
.cta-band { background: var(--accent); padding-block: clamp(36px, 5vw, 52px); }
.cta-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 40px; }
.cta-band h2 { font-size: clamp(1.35rem, 1.1rem + 1vw, 1.8rem); margin-bottom: 6px; }
.cta-band p { color: #3A3320; }

/* ---------- Sayfa başlığı ---------- */
.page-head { background: var(--bg-alt); border-bottom: 1px solid var(--line); padding-block: clamp(36px, 5vw, 64px); }
.page-head h1 { margin-bottom: 14px; }
.page-head .actions { margin-top: 24px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: .92rem; color: var(--muted); margin-bottom: 14px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }

/* ---------- Hizmetler sayfası ---------- */
.service-cards { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.service-card { display: flex; }
.service-card-link { display: flex; flex-direction: column; gap: 14px; width: 100%; padding: clamp(22px, 3vw, 32px); background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); text-decoration: none; transition: border-color .15s, box-shadow .15s; }
.service-card-link:hover { border-color: var(--brand); box-shadow: var(--shadow); color: var(--ink); }
.service-card-head { display: flex; align-items: center; justify-content: space-between; }
.count { font-size: .8rem; color: var(--muted); }
.service-card h2 { font-size: 1.35rem; }
.service-card-link:hover h2 { color: var(--brand); }
.service-card p { color: var(--muted); font-size: .98rem; }
.mini-list { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; flex: 1; align-content: flex-start; }
.mini-list li { font-size: .85rem; padding: 4px 10px; background: var(--bg-alt); border-radius: var(--radius-sm); }
.mini-list li.muted { background: transparent; padding-inline: 4px; }
.more { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--brand); }

/* ---------- Kategori sayfası ---------- */
.cat-hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.cat-hero-visual img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; box-sizing: border-box; }
.icon-panel { aspect-ratio: 4 / 3; display: grid; place-items: center; color: var(--brand); background-color: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px; background-position: -1px -1px; }
.icon-panel .icon { width: clamp(64px, 10vw, 112px); height: auto; stroke-width: 1.2; background: #fff; padding: 12px; box-sizing: content-box; border-radius: 50%; }

.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(32px, 5vw, 64px); }
.check-list { list-style: none; display: grid; border-top: 1px solid var(--line); }
.check-list li { display: flex; gap: 12px; align-items: flex-start; padding: 14px 0; border-bottom: 1px solid var(--line); }
.check-list .icon { color: var(--accent-ink); flex-shrink: 0; margin-top: 2px; }
.note-box { margin-top: 28px; padding: 20px 22px; background: var(--bg-alt); border-radius: var(--radius); display: grid; gap: 6px; }

.product-group + .product-group { margin-top: 40px; }
.group-title { font-size: 1.05rem; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--line-2); }
.product-grid { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
.product-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; scroll-margin-top: calc(var(--header-h) + 24px); }
.product-card:target { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(224, 165, 38, .35); }
.product-media { aspect-ratio: 4 / 3; background: #F6F8FB; display: grid; place-items: center; border-bottom: 1px solid var(--line); }
.product-media img { width: 100%; height: 100%; object-fit: contain; }
.product-placeholder { color: #B5C2D3; }
.product-placeholder .icon { stroke-width: 1.2; }
.product-body { display: flex; flex-direction: column; gap: 10px; padding: 18px; flex: 1; }
.product-body p { color: var(--muted); font-size: .94rem; line-height: 1.5; }
.specs { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.specs li { font: 400 .76rem/1.4 var(--font-mono); padding: 3px 8px; background: var(--bg-alt); border-radius: 3px; }
.product-quote { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 4px; font-weight: 600; font-size: .94rem; text-decoration: none; }
.product-card-cta { align-items: flex-start; justify-content: center; gap: 10px; padding: 24px; border-style: dashed; border-color: var(--line-2); background: transparent; }
.product-card-cta p { color: var(--muted); }
.product-card-cta .cta-card-title { font: 700 1.05rem var(--font-head); color: var(--navy); }

.faq-layout { display: grid; grid-template-columns: minmax(0, 320px) minmax(0, 1fr); gap: clamp(24px, 5vw, 64px); }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0; cursor: pointer; list-style: none;
  font: 600 1.05rem/1.4 var(--font-head); color: var(--navy); }
.faq summary::-webkit-details-marker { display: none; }
.faq-icon { color: var(--brand); flex-shrink: 0; transition: transform .2s; }
.faq details[open] .faq-icon { transform: rotate(45deg); }
.faq details p { padding: 0 0 20px; color: var(--muted); max-width: 70ch; }

.other-services { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.other-services a { display: flex; align-items: center; gap: 12px; padding: 14px 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
  color: var(--ink); font-weight: 600; text-decoration: none; }
.other-services a .icon { color: var(--brand); flex-shrink: 0; }
.other-services a:hover { border-color: var(--brand); color: var(--brand); }

/* ---------- Hakkımızda ---------- */
.about-layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.prose p { font-size: 1.08rem; max-width: 68ch; }
.prose p + p { margin-top: 1em; }
.about-services ul { list-style: none; border-top: 1px solid var(--line); }
.about-services a { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 600; }
.about-services a .icon { color: var(--brand); }
.about-services a:hover { color: var(--brand); }
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.pillar { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: grid; gap: 10px; align-content: start; }
.pillar p { color: var(--muted); }
.region { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.region .section-title { margin-bottom: 14px; }
.region-list { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.region-list li { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); font-weight: 600; }
.region-list .icon { color: var(--muted); }
.region-list li.is-base { border-color: var(--brand); background: var(--brand); color: #fff; }
.region-list li.is-base .icon { color: var(--accent); }

/* ---------- İletişim ---------- */
.contact-layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(32px, 5vw, 64px); align-items: start; }
.contact-form { display: grid; gap: 18px; scroll-margin-top: calc(var(--header-h) + 24px); }
.contact-form .section-title-sm { margin-bottom: 0; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: .95rem; }
.req { color: var(--err); }
.opt { font-weight: 400; color: var(--muted); font-size: .88rem; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 10px 12px; background: #fff; border: 1px solid var(--line-2);
  border-radius: var(--radius-sm); transition: border-color .15s, box-shadow .15s; }
.field textarea { resize: vertical; min-height: 150px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(0, 53, 122, .15); outline: none; }
.hint { font-size: .88rem; color: var(--muted); }
.field-check { grid-template-columns: auto 1fr; align-items: start; gap: 10px; }
.field-check input { width: 20px; height: 20px; min-height: 0; margin-top: 3px; accent-color: var(--brand); }
.field-check label { font-weight: 400; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.alert { display: flex; gap: 10px; align-items: flex-start; padding: 14px 16px; border-radius: var(--radius-sm); }
.alert-ok { background: var(--ok-bg); color: var(--ok); }
.alert-err { background: var(--err-bg); color: var(--err); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact-aside { background: var(--bg-alt); border-radius: var(--radius); padding: clamp(22px, 3vw, 32px); display: grid; gap: 20px; }
.contact-aside .section-title-sm { margin-bottom: 0; }
.info-list { list-style: none; display: grid; gap: 18px; }
.info-list li { display: flex; gap: 14px; align-items: flex-start; }
.info-list li > .icon { color: var(--brand); flex-shrink: 0; margin-top: 2px; }
.info-list div { display: grid; gap: 2px; }
.info-label { font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.info-list a { font-weight: 600; text-decoration: none; }
.map-links { display: flex; flex-wrap: wrap; gap: 20px; font-weight: 600; }
.map-frame { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #fff; }
.map-frame iframe { display: block; width: 100%; height: clamp(320px, 45vw, 460px); border: 0; }
.map-placeholder { min-height: clamp(300px, 40vw, 420px); display: grid; place-content: center; justify-items: center; gap: 8px; padding: 32px 16px; text-align: center;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 40px 40px; }
.map-pin { color: var(--brand); }
.map-place-name { font: 700 1.1rem var(--font-head); color: var(--navy); }
.map-placeholder address { color: var(--muted); max-width: 40ch; margin-bottom: 8px; }

/* ---------- Yasal metin ---------- */
.legal { max-width: 820px; }
.legal h2 { font-size: 1.2rem; margin: 32px 0 10px; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { font-size: 1rem; color: var(--ink); }
.legal ul { padding-left: 22px; display: grid; gap: 6px; margin-top: 8px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: var(--muted-light); padding-top: clamp(44px, 6vw, 64px); font-size: .97rem; }
.site-footer a { color: var(--muted-light); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.7fr) minmax(0, 1.3fr); gap: 40px; }
.footer-grid:has(> :nth-child(4)) { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.7fr) minmax(0, 1.3fr) minmax(0, 1fr); }
.footer-brand { display: grid; gap: 8px; align-content: start; }
.footer-name { font: 700 1.15rem var(--font-head); color: #fff; }
.footer-areas { font-size: .88rem; color: var(--muted-dark); }
.footer-label { font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-dark); font-weight: 600; margin-bottom: 12px; }
.footer-links { list-style: none; display: grid; gap: 6px; }
.footer-links-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 20px; }
.footer-contact { display: grid; gap: 6px; }
.footer-contact a { color: #fff; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; margin-top: 40px; padding-block: 20px;
  border-top: 1px solid var(--navy-line); font-size: .86rem; color: var(--muted-dark); }
.footer-bottom-links { display: flex; gap: 20px; }
.site-footer .footer-bottom a { color: var(--muted-dark); }

/* =========================================================
   Duyarlı düzen
   ========================================================= */
/* ---------- Hizmet blokları (ürün listesi yerine) ---------- */
.solution-grid { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.solution-card { display: flex; flex-direction: column; gap: 10px; padding: 24px 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); border-top: 3px solid var(--brand); }
.solution-icon { display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: var(--radius); background: var(--bg-alt); color: var(--brand); margin-bottom: 4px; }
.solution-card h3 { font-size: 1.08rem; line-height: 1.3; }
.solution-card > p { color: var(--muted); font-size: .95rem; line-height: 1.55; }
.solution-points { list-style: none; display: grid; gap: 6px; margin-top: 4px; padding-top: 12px; border-top: 1px dashed var(--line); }
.solution-points li { display: flex; gap: 8px; align-items: flex-start; font-size: .9rem; }
.solution-points .icon { color: var(--accent-ink); flex-shrink: 0; margin-top: 3px; }
.note-box-flat { margin-top: 0; background: #fff; border: 1px solid var(--line); align-self: start; }

/* Ana sayfa vitrini: büyük görsel + küçük seçiciler */
.hero-points { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--muted); font-size: .98rem; }
.hero-points li { display: flex; align-items: center; gap: 6px; }
.hero-points .icon { color: var(--accent-ink); flex-shrink: 0; }
.showcase { display: grid; gap: 12px; min-width: 0; }
.showcase-main { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.showcase-main img { display: block; width: 100%; height: 100%; object-fit: cover; transition: opacity .2s ease; }
.showcase-main.is-swapping img { opacity: .2; }
.showcase-cap { position: absolute; left: 16px; bottom: 16px; max-width: calc(100% - 32px); display: grid; gap: 2px; padding: 10px 14px;
  background: var(--navy); color: #fff; border-left: 4px solid var(--accent); border-radius: var(--radius-sm); }
.showcase-cap strong { font-family: var(--font-head); font-size: 1rem; }
.showcase-cap span { font-size: .88rem; color: var(--muted-light); }
.showcase-thumbs { list-style: none; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.showcase-thumb { display: flex; flex-direction: column; gap: 6px; height: 100%; padding: 5px 5px 8px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); text-align: center; text-decoration: none; color: var(--navy); font-size: .8rem; font-weight: 600; line-height: 1.25; }
.showcase-thumb img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 3px; }
.showcase-thumb:hover { border-color: var(--brand); }
.showcase-thumb[aria-current="true"] { border-color: var(--brand); box-shadow: inset 0 0 0 1px var(--brand); }
.text-link { display: inline-flex; align-items: center; gap: 6px; color: var(--brand); font-weight: 600; text-decoration: none; }
.text-link:hover { color: var(--brand-hover); text-decoration: underline; }

@media (max-width: 1080px) {
  .solution-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  :root { --header-h: 68px; }
  .brand img { height: 40px; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin-right: -8px;
    background: transparent; border: 0; color: var(--navy); cursor: pointer; }
  .nav-toggle-close { display: none; }
  .nav-open .nav-toggle-open { display: none; }
  .nav-open .nav-toggle-close { display: inline-flex; }
  .site-nav { display: none; position: fixed; inset: var(--header-h) 0 0 0; z-index: 49; flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px var(--gutter) 32px; background: #fff; overflow-y: auto; border-top: 1px solid var(--line); }
  .nav-open .site-nav { display: flex; }
  .nav-open { overflow: hidden; }
  .nav-link { display: flex; justify-content: space-between; padding-block: 16px; border-bottom: 1px solid var(--line); font-size: 1.1rem; }
  .nav-link[aria-current="page"] { border-bottom-color: var(--line); color: var(--brand); }
  .nav-chevron { display: none; }
  .subnav { position: static; width: auto; padding: 4px 0 12px; border: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none;
    border-bottom: 1px solid var(--line); border-radius: 0; }
  .subnav::before { display: none; }
  .subnav ul { grid-template-columns: 1fr; }
  .subnav li a { padding: 10px 4px; font-weight: 400; }
  .subnav-all { display: none; }
  .nav-sep { display: none; }
  .nav-phone { margin-top: 20px; font-size: 1.05rem; color: var(--brand); }
  .nav-lang { align-self: flex-start; margin-top: 16px; }

  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid, .footer-grid:has(> :nth-child(4)) { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .hero-layout, .software-layout, .cat-hero, .two-col, .about-layout, .region, .contact-layout, .faq-layout, .split-head { grid-template-columns: minmax(0, 1fr); }
  .hero-visual { max-width: 520px; }
  .showcase { max-width: 640px; }
  .hero-grid-bg::before { -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 60%); mask-image: linear-gradient(to bottom, transparent 0%, #000 60%); }
  .cat-hero-visual { display: none; }
  .service-cards { grid-template-columns: minmax(0, 1fr); }
  .pillars { grid-template-columns: minmax(0, 1fr); }
  .faq-layout .section-title { margin-bottom: 8px; }
}

@media (max-width: 640px) {
  .solution-grid { grid-template-columns: minmax(0, 1fr); }
  .solution-card { padding: 20px 18px; }
  body { font-size: 16px; }
  .brand img { height: 34px; }
  .service-rows { grid-template-columns: minmax(0, 1fr); }
  .service-sum { display: none; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .actions .btn { flex: 1 1 100%; }
  .form-row { grid-template-columns: minmax(0, 1fr); }
  .region-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid, .footer-grid:has(> :nth-child(4)) { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .mock-row { grid-template-columns: 52px minmax(0, 1fr) 60px; }
  .mock-row > :nth-child(3) { display: none; }
  .cta-actions, .cta-actions .btn { width: 100%; }
  .product-grid { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .product-card:not(.product-card-cta) { flex-direction: row; }
  .product-card:not(.product-card-cta) .product-media { width: 96px; flex-shrink: 0; aspect-ratio: auto; border-bottom: 0; border-right: 1px solid var(--line); }
  .product-placeholder .icon { width: 32px; height: 32px; }
  .product-body { padding: 14px 16px; gap: 8px; }
  .sectors { flex-direction: column; align-items: flex-start; }
  .showcase-thumbs { gap: 6px; }
  .showcase-thumb { padding: 3px; }
  .showcase-thumb span { display: none; }
  .showcase-cap { left: 10px; bottom: 10px; padding: 8px 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

@media print {
  .site-header, .site-footer, .cta-band, .nav-toggle { display: none; }
}