/* =========================================================
   NUH YAPI İNŞAAT - ANA STİL DOSYASI
   Tasarım dili: Minimal, geniş görsel, bol boşluklu, prestijli
   (Pizzarotti / Oskad esintili kurumsal inşaat sitesi)
   ========================================================= */

/* ---------- 1. DEĞİŞKENLER (RENK / FONT / GEÇİŞ) ---------- */
:root {
  /* Renk paleti: antrasit + kırık beyaz + bakır/hardal vurgu rengi */
  --color-dark: #1a1a1a;
  --color-dark-soft: #2b2a28;
  --color-cream: #f7f3ec;
  --color-cream-dark: #ece4d8;
  --color-accent: #bf8b3e;
  --color-accent-dark: #a1732f;
  --color-text: #2c2c2a;
  --color-text-muted: #6f6b64;
  --color-white: #ffffff;

  /* Tema değişkenleri (açık mod varsayılanları) - karanlık modda [data-theme="dark"] altında değişir */
  --color-page-bg: var(--color-cream);
  --color-page-bg-alt: var(--color-cream-dark);
  --color-surface: var(--color-white);
  --color-heading: var(--color-dark);
  --color-text-primary: var(--color-text);
  --color-text-secondary: var(--color-text-muted);
  --color-border-subtle: rgba(26, 26, 26, 0.15);
  --color-navbar-bg: rgba(247, 243, 236, 0.95);

  /* Fontlar */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Geçişler */
  --transition-fast: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);

  /* Boşluk / genişlik */
  --section-padding: 140px;
  --container-width: 1240px;
  --navbar-height: 88px;
}

/* ---------- 1.1 KARANLIK MOD DEĞİŞKENLERİ ---------- */
[data-theme="dark"] {
  --color-page-bg: #17150f;
  --color-page-bg-alt: #1f1c17;
  --color-surface: #2b2722;
  --color-heading: var(--color-cream);
  --color-text-primary: #e5e0d6;
  --color-text-secondary: #a39d92;
  --color-border-subtle: rgba(255, 255, 255, 0.14);
  --color-navbar-bg: rgba(20, 18, 14, 0.92);
}

[data-theme="dark"] body {
  color-scheme: dark;
}

/* ---------- 2. RESET & TEMEL AYARLAR ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-height);
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background-color: var(--color-page-bg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-heading);
}

/* ---------- 3. ORTAK YARDIMCI SINIFLAR ---------- */
.section-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 40px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 18px;
}

.section-title {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  margin-bottom: 24px;
}

.section-heading {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 70px;
}

/* Butonlar */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 40px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: 2px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn--primary:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(191, 139, 62, 0.28);
}

.btn--outline-light {
  border: 1.5px solid var(--color-white);
  color: var(--color-white);
  background-color: transparent;
  padding: 14px 32px;
}

.btn--outline-light:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

/* ---------- 4. SCROLL ANİMASYONLARI ---------- */
[data-animate] {
  opacity: 0;
  transition: opacity 0.9s ease, transform 0.9s ease;
  will-change: opacity, transform;
}

[data-animate="fade-up"] {
  transform: translateY(50px);
}

[data-animate="fade-left"] {
  transform: translateX(60px);
}

[data-animate="fade-right"] {
  transform: translateX(-60px);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* ---------- 5. NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: 1000;
  background-color: var(--color-navbar-bg);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.06);
  transition: box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.navbar.is-scrolled {
  box-shadow: 0 4px 28px rgba(0, 0, 0, 0.1);
}

.navbar__container {
  max-width: var(--container-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  display: flex;
  align-items: center;
}

.navbar__logo-img {
  display: block;
  height: 54px;
  width: auto;
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.1));
  transition: height var(--transition-fast);
}

.navbar.is-scrolled .navbar__logo-img {
  height: 46px;
}

.navbar__links {
  display: flex;
  gap: 44px;
}

.nav-link {
  position: relative;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-primary);
  padding-bottom: 6px;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

/* Hamburger buton (mobil) */
.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  z-index: 1100;
}

.navbar__toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--color-heading);
  transition: all var(--transition-fast);
}

.navbar__toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.navbar__toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Navbar sağ taraf: tema butonu + hamburger menü grubu */
.navbar__actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--color-page-bg-alt);
  color: var(--color-heading);
  flex-shrink: 0;
  transition: border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.theme-toggle__icon {
  width: 19px;
  height: 19px;
}

.theme-toggle__icon--moon {
  display: none;
}

[data-theme="dark"] .theme-toggle__icon--sun {
  display: none;
}

[data-theme="dark"] .theme-toggle__icon--moon {
  display: block;
}

/* ---------- 6. HERO SECTION ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.05);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 15, 15, 0.55) 0%, rgba(15, 15, 15, 0.45) 45%, rgba(15, 15, 15, 0.75) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  padding: 0 24px;
}

.hero__eyebrow {
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero__title {
  color: var(--color-white);
  font-size: clamp(2.4rem, 5.5vw, 4.4rem);
  line-height: 1.15;
  margin-bottom: 26px;
}

.hero__subtitle {
  color: rgba(255, 255, 255, 0.85);
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  max-width: 560px;
  margin: 0 auto 44px;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.75);
  z-index: 2;
}

.hero__scroll-indicator span {
  width: 1px;
  height: 44px;
  background-color: rgba(255, 255, 255, 0.5);
  position: relative;
  overflow: hidden;
}

.hero__scroll-indicator span::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-accent);
  animation: scrollLine 2.2s ease-in-out infinite;
}

.hero__scroll-indicator p {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

@keyframes scrollLine {
  0% { top: -100%; }
  50% { top: 0; }
  100% { top: 100%; }
}

/* ---------- 7. HAKKIMIZDA ---------- */
.about {
  padding: var(--section-padding) 0;
  background-color: var(--color-page-bg);
  transition: background-color var(--transition-fast);
}

.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 90px;
  align-items: center;
}

.about__image {
  position: relative;
}

.about__image img {
  width: 100%;
  height: 620px;
  object-fit: cover;
  border-radius: 2px;
}

.about__image-frame {
  position: absolute;
  top: 24px;
  right: -24px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-accent);
  z-index: -1;
}

.about__text {
  color: var(--color-text-secondary);
  font-size: 1.03rem;
  max-width: 540px;
}

.stats {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 70px;
  padding-top: 40px;
  border-top: 1px solid var(--color-page-bg-alt);
}

.stat__number-wrap {
  display: flex;
  align-items: baseline;
  font-family: var(--font-heading);
  color: var(--color-heading);
}

.stat__number {
  font-size: 2.6rem;
  font-weight: 700;
}

.stat__suffix {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent);
}

.stat__suffix--dark {
  color: var(--color-heading);
  margin-left: 6px;
}

.stat__label {
  margin-top: 6px;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.03em;
}

/* ---------- 8. HİZMETLERİMİZ ---------- */
.services {
  padding: var(--section-padding) 0;
  background-color: var(--color-page-bg-alt);
  transition: background-color var(--transition-fast);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.service-card {
  background-color: var(--color-surface);
  padding: 48px 32px;
  text-align: left;
  border-radius: 2px;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), background-color var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 24px 50px rgba(26, 26, 26, 0.09);
}

.service-card__icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 28px;
}

.service-card__icon svg {
  width: 100%;
  height: 100%;
}

.service-card__title {
  font-size: 1.15rem;
  margin-bottom: 14px;
}

.service-card__text {
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

/* ---------- 8.5 DEVAM EDEN PROJEMİZ ---------- */
.ongoing {
  padding: var(--section-padding) 0;
  background-color: var(--color-page-bg-alt);
  position: relative;
  transition: background-color var(--transition-fast);
}

.ongoing::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 64px;
  height: 2px;
  background-color: var(--color-accent);
}

.ongoing__subtitle {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin-top: -8px;
}

.ongoing__gallery {
  display: grid;
  gap: 20px;
}

.ongoing__item {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 2px;
  cursor: pointer;
  background-color: var(--color-surface);
  aspect-ratio: 16 / 9;
}

.ongoing__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.ongoing__item:hover img {
  transform: scale(1.08);
}

.ongoing__item-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: rgba(20, 18, 15, 0.5);
  color: var(--color-white);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.ongoing__item-overlay svg {
  width: 26px;
  height: 26px;
}

.ongoing__item:hover .ongoing__item-overlay {
  opacity: 1;
}

.ongoing__badge {
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 1;
  padding: 8px 16px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 2px;
}

.ongoing__subgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* ---------- 9. PROJELERİMİZ ---------- */
.projects {
  background-color: var(--color-page-bg);
  transition: background-color var(--transition-fast);
}

.projects__featured {
  position: relative;
  padding: var(--section-padding) 0;
  background-image: linear-gradient(180deg, rgba(12, 11, 9, 0.8), rgba(12, 11, 9, 0.88)), url('img/Kapak/giristekiKapak.jpeg');
  background-size: cover;
  background-position: center;
}

.projects__featured-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.section-label--light {
  color: rgba(255, 255, 255, 0.7);
}

.section-title--light {
  color: var(--color-white);
  margin-bottom: 0;
}

.projects__featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.featured-card {
  display: block;
  width: 100%;
  text-align: left;
  border-radius: 2px;
  overflow: hidden;
}

.featured-card__image {
  height: 320px;
  overflow: hidden;
}

.featured-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.featured-card:hover .featured-card__image img {
  transform: scale(1.08);
}

.featured-card__info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  background-color: var(--color-surface);
  transition: background-color var(--transition-fast);
}

.featured-card__info h3 {
  font-size: 1.15rem;
  color: var(--color-heading);
  margin-bottom: 4px;
}

.featured-card__info p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.featured-card__arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--color-page-bg-alt);
  color: var(--color-heading);
  transition: all var(--transition-fast);
}

.featured-card__arrow svg {
  width: 18px;
  height: 18px;
}

.featured-card:hover .featured-card__arrow {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
}

.projects__list {
  padding: var(--section-padding) 0;
}

.project-card {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  cursor: pointer;
}

.project-card__image {
  height: 480px;
  overflow: hidden;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image img {
  transform: scale(1.1);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(20, 18, 15, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 30px 28px;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.68) 0%, rgba(0, 0, 0, 0) 100%);
  color: var(--color-white);
}

.project-card__info h3 {
  color: var(--color-white);
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.project-card__info p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
}

/* ---------- 10. NEDEN BİZ ---------- */
.why-us {
  padding: 100px 0;
  background-color: var(--color-dark);
}

.why-us__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 50px;
  text-align: center;
}

.why-us__icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 22px;
  color: var(--color-accent);
}

.why-us__icon svg {
  width: 100%;
  height: 100%;
}

.why-us__item h3 {
  color: var(--color-white);
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.why-us__item p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.92rem;
  max-width: 320px;
  margin: 0 auto;
}

/* ---------- 11. İLETİŞİM ---------- */
.contact {
  padding: var(--section-padding) 0;
  background-color: var(--color-page-bg-alt);
  transition: background-color var(--transition-fast);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 90px;
}

.contact-form {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 15px 18px;
  border: 1px solid var(--color-border-subtle);
  background-color: var(--color-surface);
  border-radius: 2px;
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.contact-form .btn {
  align-self: flex-start;
  margin-top: 6px;
}

.form-status {
  font-size: 0.9rem;
  color: var(--color-accent-dark);
  min-height: 22px;
}

.contact-info {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 40px;
}

.contact-info__item h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.contact-info__item p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.contact-info__item a:hover {
  color: var(--color-accent);
}

.map-wrap {
  width: 100%;
  height: 280px;
  border-radius: 2px;
  overflow: hidden;
  filter: grayscale(20%);
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---------- 12. FOOTER ---------- */
.footer {
  background-color: var(--color-dark);
  padding-top: 100px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 60px;
  padding-bottom: 70px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
  display: inline-flex;
  align-items: center;
  background-color: var(--color-white);
  padding: 10px 20px;
  border-radius: 6px;
  margin-bottom: 18px;
}

.footer__logo-img {
  display: block;
  height: 42px;
  width: auto;
}

.footer__brand p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  max-width: 340px;
  margin-bottom: 26px;
}

.footer__socials {
  display: flex;
  gap: 14px;
}

.footer__socials a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  color: var(--color-white);
  transition: all var(--transition-fast);
}

.footer__socials a svg {
  width: 17px;
  height: 17px;
}

.footer__socials a:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.footer__links h4,
.footer__contact h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 22px;
}

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links a,
.footer__contact a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__contact a:hover {
  color: var(--color-accent);
}

.footer__contact p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  margin-bottom: 12px;
}

.footer__bottom {
  text-align: center;
  padding: 28px 0;
}

.footer__bottom p {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.85rem;
}

/* her zaman görünür kalan sabit WhatsApp butonu */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #25d366;
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
  z-index: 999;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.3);
}

@media (max-width: 600px) {
  .whatsapp-float {
    width: 50px;
    height: 50px;
    right: 16px;
    bottom: 16px;
  }

  .whatsapp-float svg {
    width: 25px;
    height: 25px;
  }
}

/* =========================================================
   13. RESPONSIVE - TABLET (<= 1024px)
   ========================================================= */
@media (max-width: 1024px) {
  :root {
    --section-padding: 100px;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .about__image img {
    height: 460px;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects__featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ongoing__subgrid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-us__grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

/* =========================================================
   14. RESPONSIVE - MOBİL (<= 768px)
   ========================================================= */
@media (max-width: 768px) {
  .section-container {
    padding: 0 24px;
  }

  :root {
    --section-padding: 80px;
    --navbar-height: 74px;
  }

  /* Mobil dropdown menü */
  .navbar__toggle {
    display: flex;
  }

  .navbar__nav {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--navbar-height));
background-color: var(--color-page-bg);
  transform: translateX(100%);
  transition: transform var(--transition-slow), background-color var(--transition-fast);
    display: flex;
    align-items: center;
  }

  .navbar__nav.is-open {
    transform: translateX(0);
  }

  .navbar__links {
    flex-direction: column;
    gap: 32px;
    width: 100%;
    text-align: center;
  }

  .nav-link {
    color: var(--color-heading);
    font-size: 1.1rem;
  }

  .hero__title {
    font-size: 2.4rem;
  }

  .about__image img {
    height: 340px;
  }

  .about__image-frame {
    right: -14px;
    top: 14px;
  }

  .stats {
    gap: 34px;
  }

  .stat__number {
    font-size: 2.1rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .projects__grid {
    grid-template-columns: 1fr;
  }

  .projects__featured-grid {
    grid-template-columns: 1fr;
  }

  .projects__featured-header {
    align-items: flex-start;
  }

  .ongoing__gallery {
    grid-template-columns: 1fr;
  }

  .ongoing__subgrid {
    grid-template-columns: 1fr;
  }

  .project-card__image {
    height: 380px;
  }

  .project-card__overlay {
    opacity: 1;
    background-color: rgba(20, 18, 15, 0.25);
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  /* Mobilde yatay taşmayı önlemek için yan kaydırmalı animasyonları dikeye çeviriyoruz */
  [data-animate="fade-left"],
  [data-animate="fade-right"] {
    transform: translateY(40px);
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 2rem;
  }

  .btn {
    padding: 15px 28px;
    font-size: 0.88rem;
  }

  .section-title {
    font-size: 1.6rem;
  }
}

/* ---------- 12. PROJE GALERİSİ (MODAL / LIGHTBOX) ---------- */
.gallery-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.gallery-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.gallery-modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(15, 14, 12, 0.88);
}

.gallery-modal__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  overflow-y: auto;
  background-color: var(--color-page-bg);
  border-radius: 4px;
  padding: 36px 40px 30px;
  transform: translateY(24px) scale(0.98);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.gallery-modal.is-open .gallery-modal__dialog {
  transform: translateY(0) scale(1);
}

.gallery-modal__close {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.gallery-modal__close:hover {
  color: var(--color-accent);
}

.gallery-modal__header {
  margin-bottom: 20px;
  padding-right: 30px;
}

.gallery-modal__title {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.gallery-modal__counter {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.03em;
}

.gallery-modal__viewer {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-dark);
  border-radius: 2px;
  overflow: hidden;
  height: min(56vh, 520px);
}

.gallery-modal__main-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background-color: var(--color-dark);
}

.gallery-modal__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 1rem;
  transition: background-color var(--transition-fast);
  z-index: 2;
}

.gallery-modal__nav:hover {
  background-color: var(--color-accent);
}

.gallery-modal__nav--prev {
  left: 16px;
}

.gallery-modal__nav--next {
  right: 16px;
}

.gallery-modal__thumbs {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  padding-bottom: 4px;
  overflow-x: auto;
}

.gallery-modal__thumb {
  flex: 0 0 auto;
  width: 84px;
  height: 64px;
  border-radius: 2px;
  overflow: hidden;
  opacity: 0.55;
  border: 2px solid transparent;
  transition: opacity var(--transition-fast), border-color var(--transition-fast);
}

.gallery-modal__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-modal__thumb:hover {
  opacity: 0.85;
}

.gallery-modal__thumb.is-active {
  opacity: 1;
  border-color: var(--color-accent);
}

@media (max-width: 640px) {
  .gallery-modal {
    padding: 16px;
  }

  .gallery-modal__dialog {
    padding: 28px 20px 20px;
  }

  .gallery-modal__viewer {
    height: 42vh;
  }

  .gallery-modal__nav {
    width: 36px;
    height: 36px;
  }
}