/* =========================================================
   MEKSİM MÜHENDİSLİK A.Ş. — Premium Stylesheet
   Brand palette derived from logo: orange / steel / navy
   ========================================================= */

:root {
  /* Brand */
  --orange:        #F26B1D;
  --orange-bright: #FF8A3D;
  --orange-soft:   #FFF1E7;
  --navy-900:      #0B1622;
  --navy-800:      #0F2233;
  --navy-700:      #16324B;
  --navy-600:      #1E4163;
  --steel:         #8C9AAB;
  --steel-light:   #C7D0DA;

  /* Neutrals */
  --ink:    #0E1C2B;
  --body:   #46566A;
  --muted:  #6B7C8F;
  --line:   #E6ECF2;
  --bg:     #FFFFFF;
  --bg-alt: #F5F8FB;

  /* Effects */
  --grad-brand: linear-gradient(135deg, var(--orange) 0%, var(--orange-bright) 100%);
  --grad-navy:  linear-gradient(160deg, var(--navy-800) 0%, var(--navy-900) 100%);
  --shadow-sm:  0 2px 8px rgba(14,28,43,.06);
  --shadow:     0 14px 40px -12px rgba(14,28,43,.18);
  --shadow-lg:  0 30px 70px -24px rgba(14,28,43,.32);
  --shadow-orange: 0 16px 36px -12px rgba(242,107,29,.45);

  --radius:   18px;
  --radius-sm:12px;
  --radius-lg:28px;

  --container: 1200px;
  --ease: cubic-bezier(.22,1,.36,1);
  --header-h: 78px;

  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

/* ---------- Reset ---------- */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 20px); -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--body);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }
.ico { width: 1em; height: 1em; fill: currentColor; flex-shrink: 0; }

h1,h2,h3,h4 { font-family: var(--font-display); color: var(--ink); line-height: 1.12; font-weight: 700; letter-spacing: -.02em; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--grad-navy); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-body); font-weight: 600; font-size: 13px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--orange);
  margin-bottom: 18px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px rgba(242,107,29,.18); }

.section__head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section__title { font-size: clamp(28px, 4vw, 44px); margin-bottom: 18px; }
.section__lead { font-size: clamp(16px, 1.5vw, 18px); color: var(--muted); }
.section__lead--center { max-width: 640px; margin-inline: auto; }

.grad-text {
  background: var(--grad-brand);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-display); font-weight: 600; font-size: 15px;
  padding: 13px 24px; border-radius: 999px; cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  white-space: nowrap; line-height: 1;
}
.btn .ico { width: 18px; height: 18px; }
.btn--primary { background: var(--grad-brand); color: #fff; box-shadow: var(--shadow-orange); }
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 22px 44px -12px rgba(242,107,29,.55); }
.btn--ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.28); backdrop-filter: blur(6px); }
.btn--ghost:hover { background: rgba(255,255,255,.16); transform: translateY(-3px); }
.btn--light { background: #fff; color: var(--navy-800); box-shadow: var(--shadow); }
.btn--light:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.btn--lg { padding: 16px 30px; font-size: 16px; }
.btn--sm { padding: 11px 20px; font-size: 14px; }
.btn--block { width: 100%; }

/* ---------- Topbar ---------- */
.topbar { background: var(--navy-900); color: var(--steel-light); font-size: 13px; }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; min-height: 42px; gap: 18px; }
.topbar__left { display: flex; align-items: center; gap: 22px; }
.topbar__item { display: inline-flex; align-items: center; gap: 7px; color: var(--steel-light); transition: color .2s; }
.topbar__item .ico { width: 15px; height: 15px; color: var(--orange); }
.topbar__item:hover { color: #fff; }
.topbar__right { display: flex; align-items: center; gap: 20px; }
.topbar__badge { display: inline-flex; align-items: center; gap: 8px; color: #fff; font-weight: 600; }
.topbar__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #2ec26b; box-shadow: 0 0 0 0 rgba(46,194,107,.6); animation: pulse 2s infinite; }
.topbar__social { display: flex; gap: 10px; }
.topbar__social a { width: 26px; height: 26px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.08); transition: .2s; }
.topbar__social a .ico { width: 14px; height: 14px; }
.topbar__social a:hover { background: var(--orange); color: #fff; transform: translateY(-2px); }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(46,194,107,.55)} 70%{box-shadow:0 0 0 8px rgba(46,194,107,0)} 100%{box-shadow:0 0 0 0 rgba(46,194,107,0)} }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.86); backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent; transition: box-shadow .3s, border-color .3s, background .3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); border-color: var(--line); background: rgba(255,255,255,.95); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }
.brand__logo { height: 56px; width: auto; transition: transform .3s; }
.brand:hover .brand__logo { transform: scale(1.03); }

.nav { display: flex; align-items: center; gap: 4px; }
.nav__link {
  position: relative; font-family: var(--font-display); font-weight: 500; font-size: 15px;
  color: var(--navy-800); padding: 9px 15px; border-radius: 10px; transition: color .2s, background .2s;
}
.nav__link::after {
  content: ''; position: absolute; left: 15px; right: 15px; bottom: 4px; height: 2px;
  background: var(--grad-brand); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform .28s var(--ease);
}
.nav__link:hover { color: var(--orange); }
.nav__link:hover::after, .nav__link.active::after { transform: scaleX(1); }
.nav__link.active { color: var(--orange); }

.header__actions { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; width: 44px; height: 44px; flex-direction: column; justify-content: center; gap: 5px; padding: 0 11px; border-radius: 10px; }
.nav-toggle span { height: 2.5px; width: 100%; background: var(--navy-800); border-radius: 2px; transition: .3s var(--ease); }
.nav-toggle.open span:nth-child(1){ transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: #0A1C28; color: #fff; padding: clamp(56px,8vw,96px) 0 clamp(80px,9vw,120px); }
.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  /* glows kept on the LEFT (behind text) so the video area stays a uniform #0A1C28 */
  background:
    radial-gradient(52% 46% at 20% 24%, rgba(242,107,29,.20), transparent 60%),
    radial-gradient(62% 62% at 10% 52%, rgba(36,78,118,.20), transparent 62%),
    radial-gradient(40% 50% at 50% 6%, rgba(36,78,118,.12), transparent 60%);
}
.hero__grid-overlay {
  position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 54px 54px; mask-image: radial-gradient(70% 70% at 50% 40%, #000 30%, transparent 100%);
}
.hero__inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero .eyebrow { color: var(--orange-bright); background: rgba(242,107,29,.12); padding: 7px 14px; border-radius: 999px; }
.hero .eyebrow .dot { background: var(--orange-bright); }
.hero__title { color: #fff; font-size: clamp(34px, 5.2vw, 62px); font-weight: 800; margin-bottom: 22px; }
.hero__lead { font-size: clamp(16px, 1.6vw, 19px); color: rgba(255,255,255,.78); max-width: 540px; margin-bottom: 34px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.hero__trust { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__trust-item {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px; padding: 12px 18px; backdrop-filter: blur(6px);
}
.hero__trust-item strong { display: block; font-family: var(--font-display); color: #fff; font-size: 16px; }
.hero__trust-item span { font-size: 12.5px; color: rgba(255,255,255,.6); }

/* ---------- Hero video ---------- */
.hero__visual { position: relative; display: grid; place-items: center; min-height: 440px; }
.hero__video {
  position: relative; width: 100%; max-width: 470px; aspect-ratio: 4 / 5;
  background: transparent;
}
/* Feather all four edges so the video melts straight into the hero — no visible box */
.hero__video-el {
  position: relative; z-index: 2; width: 100%; height: 100%;
  object-fit: contain; display: block; background: transparent;
  -webkit-mask-image:
    linear-gradient(to right, transparent 0%, #000 14%, #000 86%, transparent 100%),
    linear-gradient(to bottom, transparent 0%, #000 5%, #000 95%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image:
    linear-gradient(to right, transparent 0%, #000 14%, #000 86%, transparent 100%),
    linear-gradient(to bottom, transparent 0%, #000 5%, #000 95%, transparent 100%);
  mask-composite: intersect;
}

/* Placeholder shown until the video is added */
.hero__video-ph {
  position: absolute; inset: 0; z-index: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  text-align: center; border-radius: 28px;
  border: 1.5px dashed rgba(255,255,255,.16);
  background: radial-gradient(circle at 50% 38%, rgba(242,107,29,.08), transparent 68%);
  color: rgba(255,255,255,.55);
}
.hero__video-ph strong { color: rgba(255,255,255,.85); font-family: var(--font-display); font-size: 16px; }
.hero__video-ph small { font-size: 12.5px; }
.hero__video-play {
  width: 66px; height: 66px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.2); margin-bottom: 6px;
  transition: transform .3s var(--ease), background .3s;
}
.hero__video-play svg { width: 26px; height: 26px; fill: #fff; margin-left: 4px; }
.hero__video:hover .hero__video-play { transform: scale(1.08); background: rgba(242,107,29,.25); }

@keyframes floaty { 50% { transform: translateY(-12px); } }

/* ---------- Stats ---------- */
.stats { margin-top: -60px; position: relative; z-index: 5; }
.stats__grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 0;
  background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  padding: 40px 24px; overflow: hidden;
}
.stat { text-align: center; padding: 8px 16px; position: relative; }
.stat + .stat::before { content:''; position: absolute; left: 0; top: 18%; bottom: 18%; width: 1px; background: var(--line); }
.stat__num { font-family: var(--font-display); font-weight: 800; font-size: clamp(34px, 4vw, 48px); color: var(--ink); display: inline-flex; align-items: baseline; line-height: 1; }
.stat__plus, .stat__suffix { background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat__label { color: var(--muted); font-weight: 500; margin-top: 8px; font-size: 14.5px; }

/* ---------- About ---------- */
.about__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.about__media { position: relative; min-height: 460px; }
.about__img { position: absolute; border-radius: var(--radius); background-size: cover; background-position: center; box-shadow: var(--shadow); }
.about__img--main {
  inset: 0 30px 60px 0;
  background-image: linear-gradient(0deg, rgba(11,22,34,.25), rgba(11,22,34,.05)), url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=900&q=80');
  background-color: var(--navy-700);
}
.about__img--sub {
  width: 56%; height: 52%; right: 0; bottom: 0;
  background-image: url('https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=700&q=80');
  background-color: var(--navy-600);
  border: 6px solid #fff;
}
.about__badge {
  position: absolute; left: -10px; top: 30px; background: var(--grad-brand); color: #fff;
  padding: 16px 20px; border-radius: 16px; box-shadow: var(--shadow-orange); display: flex; align-items: center; gap: 12px;
}
.about__badge strong { font-family: var(--font-display); font-size: 32px; line-height: 1; }
.about__badge span { font-size: 12.5px; line-height: 1.35; opacity: .95; }

.about__list { display: grid; gap: 14px; margin: 28px 0 32px; }
.about__list li { display: flex; align-items: flex-start; gap: 12px; color: var(--ink); font-weight: 500; }
.about__list .ico { width: 22px; height: 22px; padding: 4px; border-radius: 50%; background: var(--orange-soft); fill: var(--orange); margin-top: 1px; }
.about__cta { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.about__phone { display: flex; align-items: center; gap: 12px; }
.about__phone-ico { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: var(--navy-800); color: #fff; }
.about__phone-ico .ico { width: 20px; height: 20px; }
.about__phone small { display: block; color: var(--muted); font-size: 12.5px; }
.about__phone strong { font-family: var(--font-display); color: var(--ink); font-size: 17px; }

/* ---------- Services ---------- */
.services__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.card {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 34px 30px; transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  overflow: hidden;
}
.card::before { content:''; position: absolute; left: 0; top: 0; height: 4px; width: 100%; background: var(--grad-brand); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card__icon { width: 60px; height: 60px; border-radius: 16px; display: grid; place-items: center; background: var(--orange-soft); margin-bottom: 22px; transition: .35s var(--ease); }
.card__icon svg { width: 30px; height: 30px; fill: var(--orange); transition: .35s; }
.card:hover .card__icon { background: var(--grad-brand); transform: rotate(-6deg) scale(1.05); }
.card:hover .card__icon svg { fill: #fff; }
.card__title { font-size: 20px; margin-bottom: 10px; }
.card__text { color: var(--muted); font-size: 15px; margin-bottom: 18px; }
.card__link { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-display); font-weight: 600; color: var(--orange); font-size: 14.5px; }
.card__link span { transition: transform .25s; }
.card:hover .card__link span { transform: translateX(5px); }
.card--featured { background: var(--grad-navy); border-color: transparent; color: #fff; }
.card--featured .card__title { color: #fff; }
.card--featured .card__text { color: rgba(255,255,255,.72); }
.card--featured .card__icon { background: rgba(242,107,29,.16); }
.card--featured .card__icon svg { fill: var(--orange-bright); }
.card__tag { position: absolute; top: 18px; right: 18px; background: var(--grad-brand); color: #fff; font-size: 11px; font-weight: 600; padding: 5px 11px; border-radius: 999px; letter-spacing: .03em; }

/* ---------- Why ---------- */
.why__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.why__list { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.why__item { display: flex; gap: 16px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: transform .3s var(--ease), box-shadow .3s; }
.why__item:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.why__num { font-family: var(--font-display); font-weight: 800; font-size: 26px; color: transparent; -webkit-text-stroke: 1.5px var(--orange); line-height: 1; }
.why__item h3 { font-size: 17px; margin-bottom: 5px; }
.why__item p { font-size: 14px; color: var(--muted); margin: 0; }

/* ---------- Projects ---------- */
.projects__grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 230px; gap: 22px; }
.proj { position: relative; border-radius: var(--radius); overflow: hidden; background-size: cover; background-position: center; box-shadow: var(--shadow); cursor: pointer; }
.proj--lg { grid-column: span 1; grid-row: span 2; }
.proj[data-img="1"]{ background-image: url('https://images.unsplash.com/photo-1431576901776-e539bd916ba2?auto=format&fit=crop&w=800&q=80'); background-color: var(--navy-700); }
.proj[data-img="2"]{ background-image: url('https://images.unsplash.com/photo-1554435493-93422e8220c8?auto=format&fit=crop&w=700&q=80'); background-color: var(--navy-600); }
.proj[data-img="3"]{ background-image: url('https://images.unsplash.com/photo-1565793298595-6a879b1d9492?auto=format&fit=crop&w=700&q=80'); background-color: var(--navy-700); }
.proj[data-img="4"]{ background-image: url('https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?auto=format&fit=crop&w=700&q=80'); background-color: var(--navy-600); }
.proj[data-img="5"]{ background-image: url('https://images.unsplash.com/photo-1545324418-cc1a3fa10c00?auto=format&fit=crop&w=700&q=80'); background-color: var(--navy-700); }
.proj__overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,22,34,.05) 0%, rgba(11,22,34,.85) 100%); transition: background .4s; }
.proj:hover .proj__overlay { background: linear-gradient(180deg, rgba(242,107,29,.15) 0%, rgba(11,22,34,.9) 100%); }
.proj__body { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px; color: #fff; transition: transform .4s var(--ease); }
.proj:hover .proj__body { transform: translateY(-6px); }
.proj__cat { display: inline-block; font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--orange-bright); background: rgba(242,107,29,.16); padding: 4px 10px; border-radius: 999px; margin-bottom: 10px; }
.proj__body h3 { color: #fff; font-size: 19px; margin-bottom: 6px; }
.proj__body p { color: rgba(255,255,255,.8); font-size: 14px; margin: 0; }

/* ---------- Process ---------- */
.process__steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; position: relative; }
.process__steps::before { content:''; position: absolute; top: 32px; left: 12%; right: 12%; height: 2px; background: repeating-linear-gradient(90deg, var(--steel-light) 0 8px, transparent 8px 16px); z-index: 0; }
.pstep { text-align: center; position: relative; z-index: 1; padding: 0 8px; }
.pstep__num { width: 64px; height: 64px; margin: 0 auto 22px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-weight: 800; font-size: 24px; color: #fff; background: var(--grad-brand); box-shadow: var(--shadow-orange); border: 5px solid #fff; transition: transform .3s var(--ease); }
.pstep:hover .pstep__num { transform: translateY(-6px) scale(1.05); }
.pstep h3 { font-size: 18px; margin-bottom: 8px; }
.pstep p { font-size: 14px; color: var(--muted); margin: 0; }

/* ---------- Mission / Vision ---------- */
.mv__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.mv__card { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 40px; backdrop-filter: blur(8px); transition: transform .35s var(--ease), border-color .35s; }
.mv__card:hover { transform: translateY(-6px); border-color: rgba(242,107,29,.4); }
.mv__icon { width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center; background: var(--grad-brand); margin-bottom: 22px; box-shadow: var(--shadow-orange); }
.mv__icon svg { width: 32px; height: 32px; fill: #fff; }
.mv__card h3 { color: #fff; font-size: 24px; margin-bottom: 14px; }
.mv__card p { color: rgba(255,255,255,.74); font-size: 15.5px; margin: 0; }

/* ---------- References marquee ---------- */
.refs { padding: 56px 0; }
.refs__title { text-align: center; color: var(--muted); font-weight: 500; margin-bottom: 30px; letter-spacing: .02em; }
.refs__marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.refs__track { display: flex; gap: 56px; width: max-content; animation: marquee 32s linear infinite; }
.refs__track span { font-family: var(--font-display); font-weight: 700; font-size: 24px; color: var(--steel); white-space: nowrap; opacity: .7; transition: color .3s, opacity .3s; }
.refs__track span:hover { color: var(--orange); opacity: 1; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- FAQ ---------- */
.faq__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: start; }
.faq__list { display: grid; gap: 14px; }
.faq__item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 4px 24px; transition: box-shadow .3s, border-color .3s; }
.faq__item[open] { box-shadow: var(--shadow); border-color: transparent; }
.faq__item summary { list-style: none; cursor: pointer; padding: 18px 0; font-family: var(--font-display); font-weight: 600; color: var(--ink); font-size: 16.5px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: '+'; font-size: 24px; font-weight: 400; color: var(--orange); transition: transform .3s; line-height: 1; }
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__answer { overflow: hidden; padding-bottom: 18px; }
.faq__answer p { color: var(--muted); font-size: 15px; margin: 0; }
.faq__item[open] .faq__answer { animation: fadeDown .4s var(--ease); }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- CTA band ---------- */
.ctaband { background: var(--grad-brand); position: relative; overflow: hidden; }
.ctaband::before { content:''; position: absolute; inset: 0; background: radial-gradient(50% 120% at 80% 0%, rgba(255,255,255,.22), transparent 60%); }
.ctaband__inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: clamp(40px,6vw,64px) 0; flex-wrap: wrap; }
.ctaband h2 { color: #fff; font-size: clamp(24px, 3vw, 34px); max-width: 720px; }
.ctaband p { color: rgba(255,255,255,.9); margin-top: 8px; }

/* ---------- Contact ---------- */
.contact__cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-bottom: 44px; }
.ccard {
  display: flex; flex-direction: column; align-items: flex-start; gap: 5px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.ccard:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.ccard__ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: var(--orange-soft); margin-bottom: 10px; transition: .3s var(--ease); }
.ccard__ico svg { width: 26px; height: 26px; fill: var(--orange); transition: .3s; }
.ccard:hover .ccard__ico { background: var(--grad-brand); transform: rotate(-6deg); }
.ccard:hover .ccard__ico svg { fill: #fff; }
.ccard small { color: var(--muted); font-size: 13px; font-weight: 500; }
.ccard strong { color: var(--ink); font-family: var(--font-display); font-size: 15.5px; font-weight: 600; line-height: 1.4; word-break: break-word; }

.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: stretch; }
.contact__map { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); min-height: 480px; }
.contact__map iframe { width: 100%; height: 100%; min-height: 480px; display: block; filter: grayscale(.15) contrast(1.02); }

.contact__form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 38px; box-shadow: var(--shadow); display: grid; gap: 20px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { position: relative; }
.field input, .field textarea, .field select {
  width: 100%; padding: 16px 16px 16px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  background: var(--bg-alt); color: var(--ink); transition: border-color .25s, background .25s, box-shadow .25s; resize: vertical;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236B7C8F'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 22px; cursor: pointer; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--orange); background: #fff; box-shadow: 0 0 0 4px rgba(242,107,29,.12); }
.field label { position: absolute; left: 16px; top: 16px; color: var(--muted); pointer-events: none; transition: .2s var(--ease); background: transparent; padding: 0 4px; }
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label,
.field select:focus + .label--select, .field select:valid + .label--select {
  top: -9px; left: 12px; font-size: 12.5px; color: var(--orange); background: #fff; font-weight: 600;
}
.field input.invalid, .field select.invalid, .field textarea.invalid { border-color: #e23b3b; background: #fff5f5; }
.form__note { font-size: 14px; font-weight: 600; text-align: center; padding: 12px; border-radius: 10px; }
.form__note.ok { color: #157a3f; background: #e8f7ee; }
.form__note.err { color: #c0392b; background: #fdecea; }

/* ---------- Footer ---------- */
.footer { background: var(--navy-900); color: var(--steel-light); }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; padding: 72px 24px 56px; }
.footer__logo { height: 58px; width: auto; margin-bottom: 20px; }
.footer__brand p { color: rgba(255,255,255,.62); font-size: 14.5px; max-width: 320px; margin-bottom: 20px; }
.footer__social { display: flex; gap: 12px; }
.footer__social a { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.08); transition: .25s; }
.footer__social a .ico { width: 18px; height: 18px; }
.footer__social a:hover { background: var(--orange); color: #fff; transform: translateY(-3px); }
.footer__col h4 { color: #fff; font-size: 17px; margin-bottom: 20px; }
.footer__col a, .footer__col span { display: block; color: rgba(255,255,255,.62); margin-bottom: 12px; font-size: 14.5px; transition: color .2s, padding .2s; }
.footer__col a:hover { color: var(--orange-bright); padding-left: 5px; }
.footer__contact a { font-weight: 600; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.1); }
.footer__bottom-inner { display: flex; align-items: center; justify-content: space-between; padding: 22px 24px; gap: 16px; flex-wrap: wrap; }
.footer__bottom p { font-size: 13.5px; color: rgba(255,255,255,.55); margin: 0; }
.footer__legal { display: flex; gap: 22px; flex-wrap: wrap; }
.footer__legal a { font-size: 13.5px; color: rgba(255,255,255,.55); transition: color .2s; }
.footer__legal a:hover { color: var(--orange-bright); }

/* ---------- Floating buttons ---------- */
.float { position: fixed; right: 22px; z-index: 90; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; box-shadow: var(--shadow-lg); transition: transform .25s var(--ease), opacity .3s; }
.float svg { width: 26px; height: 26px; fill: #fff; }
.float--wa { bottom: 22px; right: auto; left: 22px; background: #25d366; animation: floaty 3.5s ease-in-out infinite; }
/* Canlı destek balonu sağ altta; WhatsApp sola alındı. Arapçada (sağdan sola) yer değiştirir. */
.mk-rtl .float--wa { left: auto; right: 22px; }
.float--wa:hover { transform: scale(1.1); }
.float--top { bottom: 86px; background: var(--navy-800); opacity: 0; pointer-events: none; transform: translateY(12px); }
.float--top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.float--top:hover { background: var(--orange); transform: translateY(-3px); }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s var(--ease), transform .7s var(--ease); will-change: opacity, transform; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Mobile nav panel base ---------- */
@media (max-width: 980px) {
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 360px); height: 100dvh;
    flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 6px;
    background: #fff; padding: calc(var(--header-h) + 20px) 24px 24px; box-shadow: var(--shadow-lg);
    transform: translateX(100%); transition: transform .4s var(--ease); z-index: 99;
  }
  .nav.open { transform: translateX(0); }
  .nav__link { padding: 14px 16px; font-size: 17px; border-radius: 12px; }
  .nav__link::after { display: none; }
  .nav__link:hover, .nav__link.active { background: var(--orange-soft); }
  .nav-toggle { display: flex; }
  body.nav-open { overflow: hidden; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { order: -1; min-height: 360px; }
  .about__grid, .why__grid, .faq__grid, .contact__grid { grid-template-columns: 1fr; gap: 40px; }
  .why__list { grid-template-columns: 1fr 1fr; }
  .services__grid { grid-template-columns: repeat(2,1fr); }
  .mv__grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .topbar__item--hide { display: none; }
  .topbar__left { gap: 16px; }
  .stats__grid { grid-template-columns: 1fr 1fr; gap: 28px 0; }
  .stat:nth-child(3)::before { display: none; }
  .stat:nth-child(3), .stat:nth-child(4) { padding-top: 24px; border-top: 1px solid var(--line); }
  .projects__grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 200px; }
  .proj--lg { grid-row: span 2; }
  .contact__cards { grid-template-columns: 1fr 1fr; }
  .process__steps { grid-template-columns: 1fr 1fr; gap: 36px 24px; }
  .process__steps::before { display: none; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 640px) {
  .container { padding-inline: 18px; }
  .topbar__left .topbar__item:not(:first-child) { display: none; }
  .topbar__right { gap: 12px; }
  .topbar__badge { font-size: 12px; }
  .brand__logo { height: 46px; }
  .header__actions .btn--sm { display: none; }
  .hero__trust { gap: 10px; }
  .hero__trust-item { padding: 10px 14px; flex: 1; min-width: 0; }
  .stats__grid { grid-template-columns: 1fr 1fr; padding: 30px 16px; }
  .why__list { grid-template-columns: 1fr; }
  .services__grid { grid-template-columns: 1fr; }
  .projects__grid { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .proj--lg { grid-row: span 1; }
  .process__steps { grid-template-columns: 1fr; }
  .contact__cards { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .contact__form { padding: 26px 20px; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__bottom-inner { flex-direction: column; align-items: flex-start; }
  .ctaband__inner { flex-direction: column; align-items: flex-start; }
  .section__head { margin-bottom: 40px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Dil seçici (header, yuvarlak bayrak) ---------- */
.dilsec { position: relative; flex: none; }

.dilsec__btn {
  display: grid; place-items: center;
  width: 42px; height: 42px; padding: 0;
  border: 2px solid var(--line); border-radius: 50%;
  background: #fff; cursor: pointer; overflow: hidden;
  transition: border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}
.dilsec__btn:hover { border-color: var(--orange); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.dilsec__btn:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
.dilsec.is-acik .dilsec__btn { border-color: var(--orange); }

/* Butondaki bayrak daireyi tamamen doldurur */
.dilsec__btn .dilsec__bayrak {
  width: 100%; height: 100%; border-radius: 50%;
  object-fit: cover; display: block;
}
/* Dil kodu yalnızca ekran okuyucular için */
.dilsec__btn .dilsec__kod {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

.dilsec__liste {
  position: absolute; top: calc(100% + 12px); right: 0; z-index: 130;
  min-width: 186px; margin: 0; padding: 7px; list-style: none;
  border-radius: 16px; background: #fff;
  border: 1px solid var(--line); box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
}
.dilsec.is-acik .dilsec__liste { opacity: 1; visibility: visible; transform: none; }

/* Küçük ok işareti */
.dilsec__liste::before {
  content: ""; position: absolute; top: -6px; right: 16px;
  width: 12px; height: 12px; transform: rotate(45deg);
  background: #fff; border-left: 1px solid var(--line); border-top: 1px solid var(--line);
  border-radius: 2px;
}

.dilsec__oge {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 11px; border-radius: 11px;
  color: var(--body); font-size: 14px; font-weight: 500;
  transition: background .18s var(--ease), color .18s var(--ease);
}
.dilsec__oge:hover { background: var(--bg-alt); color: var(--ink); }
.dilsec__oge.is-active { background: var(--grad-brand); color: #fff; font-weight: 600; }

.dilsec__oge .dilsec__bayrak {
  width: 24px; height: 24px; flex: none;
  border-radius: 50%; object-fit: cover;
  box-shadow: 0 0 0 1px rgba(14,28,43,.10);
}
.dilsec__oge .dilsec__ad { flex: 1; }
.dilsec__oge .dilsec__kisa {
  font-family: var(--font-display); font-size: 10.5px; font-weight: 700;
  letter-spacing: .08em; color: var(--muted);
}
.dilsec__oge:hover .dilsec__kisa { color: var(--orange); }
.dilsec__oge.is-active .dilsec__kisa { color: rgba(255,255,255,.85); }

/* Arapça — sağdan sola */
.mk-rtl .topbar__inner, .mk-rtl .header__inner { direction: rtl; }
.mk-rtl .dilsec__liste { right: auto; left: 0; }
.mk-rtl .dilsec__liste::before { right: auto; left: 16px; }
.mk-rtl .banda__baslik { padding-left: 0; padding-right: 14px; border-left: 0; border-right: 3px solid var(--orange); }
.mk-rtl .page-banner__inner, .mk-rtl .projcard__body { direction: rtl; }

@media (max-width: 980px) {
  .dilsec__btn { width: 38px; height: 38px; }
}