:root {
  --page: #15365A;
  --navy: #0e2238;
  --navy-3: #1f4266;
  --tile: #0F2944;
  --accent: #F97316;
  --highlight: #F97316;
  --text: #ffffff;
  --text-dim: #ffffff;
  --surface: rgba(255, 255, 255, .05);
  --surface-hover: rgba(255, 255, 255, .09);
  --border: rgba(255, 255, 255, .1);
  --border-hover: rgba(255, 255, 255, .22);
  --ink: #13202e;
  --muted: #5b6b7c;
  --line: #e2e8ef;
  --tint: #f3f6f9;
  --wa: #25d366;
  --wa-dark: #1ebe5a;
  --radius: 16px;
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); background: var(--page); }

body {
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--page);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -.02em; color: var(--text); }
p { margin: 0; }

.container { width: min(1180px, 100% - 32px); margin-inline: auto; }

.ico { width: 1.25em; height: 1.25em; flex: none; }

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55em;
  border: 0;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
  transition: transform .15s ease, background-color .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn--lg { padding: .95rem 1.6rem; font-size: 1.02rem; }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-3); }

/* ---------- Üst menü ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--page);
  border-bottom: 1px solid var(--border);
}
.header__inner { height: var(--header-h); display: flex; align-items: center; gap: 24px; }

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0;
  border: 0;
  background: none;
  font-size: 1.15rem;
  color: var(--text);
  text-align: left;
}
.logo__mark { width: 40px; height: 40px; flex: none; }
.logo__text strong { font-weight: inherit; }
.logo__text { font-weight: 600; }

.nav { display: flex; gap: 28px; margin-left: auto; }
.nav a {
  position: relative;
  padding-block: 6px;
  font-weight: 600;
  font-size: .95rem;
  color: var(--text-dim);
  transition: color .2s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform .25s ease;
}
.nav a:hover { color: var(--text); }
.nav a.is-active { color: var(--text); font-weight: 800; }
.nav a.is-active::after { transform: scaleX(1); }

.header__wa {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: none;
  border: 0;
  border-radius: 50%;
  background: var(--wa);
  color: #fff;
  font-size: 1.15rem;
  transition: background-color .2s, transform .2s;
}
.header__wa:hover { background: var(--wa-dark); transform: scale(1.05); }

.nav-toggle { display: none; }

.is-loading main,
.is-loading .header__inner { opacity: 0; }
main, .header__inner { transition: opacity .25s ease; }

/* ---------- Giriş ---------- */
.hero { position: relative; overflow: hidden; }
.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 56px;
  padding-block: 64px 72px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.hero h1 { font-size: clamp(2.1rem, 4.4vw, 3.5rem); font-weight: 800; }
.hero__lead { margin-top: 22px; font-size: 1.1rem; color: var(--text-dim); max-width: 34em; }
.hero__checks { display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; padding: 0; margin: 30px 0 0; font-weight: 600; font-size: .95rem; }
.hero__checks li { display: flex; align-items: center; gap: 8px; }
.hero__checks .ico { color: var(--accent); }

/* ---------- Slider ---------- */
.slider {
  position: relative;
  aspect-ratio: 4 / 5;
  max-height: calc(100vh - var(--header-h) - 80px);
  min-height: 420px;
  width: 100%;
  justify-self: end;
  border-radius: 24px;
  overflow: hidden;
  background: var(--tile);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .55);
  outline: 1px solid var(--border);
  touch-action: pan-y;
}
.slider__track { position: absolute; inset: 0; }
.slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  transition: opacity .9s ease;
}
.slide.is-active { opacity: 1; }
.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  transition: transform 6s ease-out;
}
.slide.is-active img { transform: scale(1); }
.slide--wide img { object-position: 60% 50%; }

.slider::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 30%;
  background: linear-gradient(to top, rgba(6, 16, 28, .75), transparent);
  pointer-events: none;
}

.slider__btn {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: var(--navy);
  background: rgba(255, 255, 255, .88);
  transform: translateY(-50%);
  transition: background-color .2s;
}
.slider__btn:hover { background: #fff; }
.slider__btn--prev { left: 14px; }
.slider__btn--prev .ico { transform: rotate(180deg); }
.slider__btn--next { right: 14px; }

.slider__bottom {
  position: absolute;
  z-index: 2;
  left: 20px;
  right: 20px;
  bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.slider__count { font-size: .9rem; color: #fff; font-variant-numeric: tabular-nums; }
.slider__count b { color: #fff; }
.slider__dots { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.slider__dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, .45);
  transition: width .3s, background-color .3s;
}
.slider__dots button[aria-selected="true"] { width: 24px; background: var(--accent); }

.slider.is-single .slider__btn,
.slider.is-single .slider__bottom,
.slider.is-single .slider__progress { display: none; }

.slider__progress { position: absolute; z-index: 2; left: 0; right: 0; bottom: 0; height: 3px; background: rgba(255, 255, 255, .15); }
.slider__progress span { display: block; height: 100%; width: 0; background: var(--accent); }
.slider__progress span.is-running { animation: progress var(--slide-ms, 5000ms) linear forwards; }
@keyframes progress { from { width: 0; } to { width: 100%; } }

/* ---------- Bölümler ---------- */
.section { padding-block: 96px; border-top: 1px solid var(--border); }
.section__head { max-width: 640px; margin-bottom: 48px; }
.section h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; }
.section__lead { margin-top: 14px; color: var(--text-dim); font-size: 1.05rem; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card {
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform .25s ease, background-color .25s, border-color .25s;
}
.card:hover { transform: translateY(-4px); background: var(--surface-hover); border-color: var(--border-hover); }
.card__icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 14px;
  background: var(--tile);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1.3rem;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--text-dim); font-size: .97rem; }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.step { padding: 28px 24px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); }
.step__no {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--highlight);
  color: var(--navy);
  font-weight: 800;
}
.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { color: var(--text-dim); font-size: .97rem; }

.why { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.why__list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 32px; }
.why__list li { display: flex; gap: 16px; }
.why__list .ico { width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: var(--tile); border: 1px solid var(--border); color: var(--accent); }
.why__list h3 { font-size: 1.05rem; margin-bottom: 6px; }
.why__list p { color: var(--text-dim); font-size: .95rem; }

/* ---------- Son işlerimiz ---------- */
.works { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.work {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform .25s ease, background-color .25s, border-color .25s;
}
.work:hover { transform: translateY(-4px); background: var(--surface-hover); border-color: var(--border-hover); }
.work__img {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  padding: 0;
  border: 0;
  overflow: hidden;
  background: var(--tile);
  cursor: zoom-in;
}
.work__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.work:hover .work__img img { transform: scale(1.04); }
.work__count {
  position: absolute;
  right: 10px;
  bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(6, 16, 28, .75);
  color: #fff;
  font-size: .8rem;
  font-weight: 700;
}
.work__body { display: grid; gap: 6px; padding: 18px 20px 20px; }
.work__date { display: inline-flex; align-items: center; gap: 6px; color: var(--text-dim); font-size: .85rem; font-weight: 600; }
.work__date .ico { color: var(--accent); }
.work h3 { font-size: 1.08rem; }
.work p { color: var(--text-dim); font-size: .95rem; }

.works__more {
  display: block;
  margin: 28px auto 0;
  padding: 12px 26px;
  border: 1px solid var(--border-hover);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  transition: background-color .2s;
}
.works__more:hover { background: var(--surface-hover); }
.works__more[hidden] { display: none; }

/* Fotoğraf penceresi */
.lightbox { padding: 12px; }
.lightbox .modal__backdrop { background: rgba(4, 10, 18, .88); }
.lightbox__box {
  position: relative;
  width: min(1000px, 100%);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 18px;
  background: var(--tile);
  color: var(--text);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6);
  animation: pop .25s ease;
}
.lightbox__box { max-height: calc(100dvh - 24px); }
.lightbox__stage { position: relative; flex: 1 1 auto; min-height: 0; height: min(72vh, 760px); background: #050c15; touch-action: pan-y; }
.lightbox__stage img { width: 100%; height: 100%; object-fit: contain; }
.lightbox__close {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 3;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .9);
  color: var(--navy);
  font-size: 1.5rem;
  line-height: 1;
}
.lightbox__nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .88);
  color: var(--navy);
  transform: translateY(-50%);
}
.lightbox__nav--prev { left: 12px; }
.lightbox__nav--prev .ico { transform: rotate(180deg); }
.lightbox__nav--next { right: 12px; }
.lightbox.is-single .lightbox__nav,
.lightbox.is-single .lightbox__count { display: none; }
.lightbox__info { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 20px; border-top: 1px solid var(--border); }
.lightbox__info h3 { font-size: 1.02rem; }
.lightbox__info time { color: var(--text-dim); font-size: .88rem; }
.lightbox__count { flex: none; color: var(--text-dim); font-size: .9rem; font-variant-numeric: tabular-nums; }

/* ---------- Sık sorulan sorular ---------- */
.faq__list { display: grid; gap: 12px; max-width: 860px; }
.faq__item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: background-color .2s, border-color .2s;
}
.faq__item[open] { background: var(--surface-hover); border-color: var(--border-hover); }
.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  flex: none;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--tile);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1;
}
.faq__item[open] summary::after { content: "−"; }
.faq__item p { padding: 0 22px 20px; color: var(--text-dim); }

/* ---------- İletişim ---------- */
.contact__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: background-color .2s, transform .2s, border-color .2s;
}
.contact-card:hover { background: var(--surface-hover); border-color: var(--border-hover); transform: translateY(-2px); }
.contact-card__icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  flex: none;
  border-radius: 14px;
  background: var(--wa);
  color: #fff;
  font-size: 1.35rem;
}
.contact-card--ig .contact-card__icon { background: linear-gradient(45deg, #f9a43c, #e1306c 50%, #833ab4); }
.contact-card__body { display: flex; flex-direction: column; min-width: 0; }
.contact-card__label { font-size: .82rem; color: var(--text-dim); font-weight: 600; }
.contact-card__value { font-size: 1.2rem; font-weight: 800; letter-spacing: .01em; overflow-wrap: anywhere; }
.contact-card__arrow { margin-left: auto; opacity: .6; }

.contact__area { display: flex; align-items: center; gap: 8px; margin-top: 28px; color: var(--text-dim); font-weight: 600; }
.contact__area .ico { color: var(--accent); }

.footer { border-top: 1px solid var(--border); color: var(--text-dim); font-size: .9rem; }
.footer__inner { display: flex; justify-content: space-between; gap: 16px; padding-block: 22px; }
.footer a:hover { color: var(--text); }

/* ---------- Pencereler ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px; color: var(--ink); }
.modal[hidden] { display: none; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(6, 16, 28, .6); backdrop-filter: blur(3px); animation: fade .2s ease; }
.modal__box {
  position: relative;
  width: min(400px, 100%);
  padding: 26px;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .45);
  animation: pop .25s ease;
}
.modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: var(--tint);
  color: var(--muted);
  font-size: 1.4rem;
  line-height: 1;
}
.modal__head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; padding-right: 32px; }
.modal__badge { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: var(--wa); color: #fff; font-size: 1.4rem; flex: none; }
.modal__badge--navy { background: var(--navy); color: var(--accent); }
.modal__head h2 { font-size: 1.2rem; color: var(--navy); }
.modal__head p { color: var(--muted); font-size: .93rem; }
.wa-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  margin-top: 10px;
  border-radius: 14px;
  border: 1px solid var(--line);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  transition: border-color .2s, background-color .2s;
}
.wa-option .ico { color: var(--wa-dark); }
.wa-option:hover { border-color: var(--wa); background: #effcf4; }
.modal__note { margin-top: 16px; font-size: .82rem; color: var(--muted); text-align: center; }

.admin-login { display: grid; gap: 12px; }
.admin-login input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
  font-size: 1.05rem;
  color: var(--ink);
}
.admin-login input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.admin-login__error { color: #c0392b; font-size: .9rem; font-weight: 600; }
.admin-login .btn { width: 100%; }
.admin-login .btn[disabled] { opacity: .6; cursor: progress; }

@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(12px) scale(.98); } }

/* ---------- Duyarlı ---------- */
@media (max-width: 1024px) {
  .why { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 860px) {
  :root { --header-h: 64px; }

  .header__inner { gap: 10px; }
  .header__wa { margin-left: auto; }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0 10px;
    border: 0;
    border-radius: 10px;
    background: var(--surface-hover);
  }
  .nav-toggle span { display: block; height: 2px; border-radius: 2px; background: var(--text); transition: transform .25s, opacity .2s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px 16px 16px;
    background: var(--page);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 16px 30px -18px rgba(0, 0, 0, .5);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s, transform .2s, visibility .2s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a { padding: 14px 4px; border-bottom: 1px solid var(--border); font-size: 1.02rem; }
  .nav a:last-child { border-bottom: 0; }
  .nav a::after { display: none; }

  .hero__inner { grid-template-columns: 1fr; gap: 32px; padding-block: 28px 56px; }
  .slider { order: -1; max-height: none; min-height: 0; aspect-ratio: 4 / 4.6; border-radius: 20px; }
  .hero__lead { font-size: 1.02rem; }

  .section { padding-block: 64px; }
  .section__head { margin-bottom: 32px; }
  .contact__grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .cards, .steps, .why__list, .works { grid-template-columns: 1fr; }
  .lightbox__stage { height: 62vh; }
  .lightbox__nav { width: 38px; height: 38px; }
  .logo__text { font-size: 1.02rem; }
  .slider__btn { width: 40px; height: 40px; }
  .footer__inner { flex-direction: column; align-items: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .slide, .slide img { transition: none; }
  .slide img { transform: none; }
}