/* =========================================================
   SENAS CAM — Kurumsal Web Sitesi Stilleri
   Renk paleti: beyaz, füme, cam mavisi, koyu gri, metalik
   ========================================================= */

/* ---------- CSS Değişkenleri ---------- */
:root {
  --white: #ffffff;
  --smoke: #f3f5f7;
  --smoke-2: #e6eaee;
  --glass: #3d7a8c;
  --glass-light: #5a9aab;
  --glass-dark: #2a5a6a;
  --charcoal: #1e2228;
  --charcoal-2: #2c323a;
  --metal: #8a939c;
  --metal-light: #b8c0c8;
  --text: #2a3038;
  --text-muted: #5c6570;
  --border: rgba(30, 34, 40, 0.08);
  --shadow: 0 12px 40px rgba(30, 34, 40, 0.08);
  --shadow-hover: 0 20px 50px rgba(30, 34, 40, 0.14);
  --radius: 4px;
  --radius-lg: 8px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: "Outfit", sans-serif;
  --font-body: "Manrope", sans-serif;
  --container: 1180px;
  --header-h: 80px;
}

/* ---------- Reset & Temel ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), background var(--transition),
    border-color var(--transition), transform var(--transition),
    box-shadow var(--transition), opacity var(--transition);
}

ul,
ol {
  list-style: none;
}

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

/* ---------- Yardımcı Sınıflar ---------- */
.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.section {
  padding: 5.5rem 0;
}

.section--smoke {
  background: var(--smoke);
}

.section--dark {
  background: var(--charcoal);
  color: var(--white);
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section__eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--glass);
  margin-bottom: 0.75rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section--dark .section__title {
  color: var(--white);
}

.section__desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.section--dark .section__desc {
  color: var(--metal-light);
}

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--glass-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(61, 122, 140, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.55);
}

.btn--outline:hover {
  background: var(--white);
  color: var(--charcoal);
  border-color: var(--white);
}

.btn--dark {
  background: var(--charcoal);
  color: var(--white);
}

.btn--dark:hover {
  background: var(--charcoal-2);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--glass);
  border: 1.5px solid var(--glass);
  padding: 0.7rem 1.4rem;
}

.btn--ghost:hover {
  background: var(--glass);
  color: var(--white);
}

.btn--sm {
  padding: 0.65rem 1.25rem;
  font-size: 0.82rem;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* ---------- HEADER / NAVBAR ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(30, 34, 40, 0.06);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  z-index: 1001;
}

.logo__mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--glass);
  position: relative;
}

.logo__mark::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(61, 122, 140, 0.35);
}

.logo__mark span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--glass);
  letter-spacing: -0.04em;
}

.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--charcoal);
  letter-spacing: 0.04em;
}

.logo__sub {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--glass);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav__link {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  padding: 0.5rem 0.75rem;
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0.75rem;
  right: 0.75rem;
  bottom: 0.2rem;
  height: 1.5px;
  background: var(--glass);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.nav__link:hover,
.nav__link.active {
  color: var(--glass-dark);
}

.nav__link:hover::after,
.nav__link.active::after {
  transform: scaleX(1);
}

.nav__cta {
  padding: 0.65rem 1.3rem;
  font-size: 0.82rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: 1001;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--charcoal);
  transition: var(--transition);
  border-radius: 1px;
}

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

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

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

/* ---------- HERO SLIDER ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 620px;
  max-height: 900px;
  margin-top: 0;
  overflow: hidden;
  background: var(--charcoal);
}

.hero__slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.9s ease, visibility 0.9s ease;
}

.hero__slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 7s ease;
}

.hero__slide.active .hero__bg {
  transform: scale(1);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(20, 24, 30, 0.88) 0%,
    rgba(20, 24, 30, 0.55) 50%,
    rgba(20, 24, 30, 0.35) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--header-h);
  max-width: 640px;
}

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--glass-light);
  margin-bottom: 1.25rem;
  opacity: 0;
  transform: translateY(24px);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  font-weight: 600;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  opacity: 0;
  transform: translateY(24px);
}

.hero__desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 2rem;
  max-width: 480px;
  opacity: 0;
  transform: translateY(24px);
}

.hero__actions {
  opacity: 0;
  transform: translateY(24px);
}

.hero__slide.active .hero__eyebrow,
.hero__slide.active .hero__title,
.hero__slide.active .hero__desc,
.hero__slide.active .hero__actions {
  animation: heroIn 0.8s ease forwards;
}

.hero__slide.active .hero__title {
  animation-delay: 0.12s;
}

.hero__slide.active .hero__desc {
  animation-delay: 0.22s;
}

.hero__slide.active .hero__actions {
  animation-delay: 0.32s;
}

@keyframes heroIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__controls {
  position: absolute;
  bottom: 2.5rem;
  right: max(1.25rem, calc((100% - var(--container)) / 2));
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero__arrow {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: var(--white);
  border-radius: var(--radius);
  transition: var(--transition);
}

.hero__arrow:hover {
  background: var(--white);
  color: var(--charcoal);
  border-color: var(--white);
}

.hero__dots {
  position: absolute;
  bottom: 2.75rem;
  left: max(1.25rem, calc((100% - var(--container)) / 2));
  z-index: 5;
  display: flex;
  gap: 0.5rem;
}

.hero__dot {
  width: 28px;
  height: 3px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 1px;
  transition: var(--transition);
}

.hero__dot.active {
  background: var(--glass-light);
  width: 40px;
}

/* ---------- PAGE HERO (iç sayfalar) ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 4.5rem) 0 4.5rem;
  background: var(--charcoal);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
      120deg,
      rgba(30, 34, 40, 0.92),
      rgba(42, 90, 106, 0.55)
    ),
    var(--page-hero-img, none) center / cover no-repeat;
  opacity: 1;
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.page-hero__breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--metal-light);
  margin-bottom: 1.25rem;
}

.page-hero__breadcrumb a:hover {
  color: var(--white);
}

.page-hero__breadcrumb i {
  font-size: 0.65rem;
  opacity: 0.6;
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 0.85rem;
}

.page-hero__desc {
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.05rem;
}

/* ---------- HAKKIMIZDA ---------- */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about__media {
  position: relative;
}

.about__img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.about__accent {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  width: 55%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 6px solid var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.about__badge {
  position: absolute;
  top: 1.5rem;
  left: -1rem;
  background: var(--glass);
  color: var(--white);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
}

.about__badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.about__badge span {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.9;
}

.about__content .section__eyebrow {
  text-align: left;
}

.about__content .section__title {
  text-align: left;
  margin-bottom: 1.25rem;
}

.about__text {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 2rem 0 2.25rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about__stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--glass);
  line-height: 1.1;
}

.about__stat span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ---------- ÜRÜN KARTLARI ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}

.product-card__img {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--smoke-2);
}

.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.product-card:hover .product-card__img img {
  transform: scale(1.06);
}

.product-card__body {
  padding: 1.5rem 1.5rem 1.75rem;
}

.product-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.5rem;
}

.product-card__desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- HİZMET KARTLARI ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 2rem 1.75rem;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--glass);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  background: rgba(61, 122, 140, 0.1);
  color: var(--glass);
  font-size: 1.35rem;
  border-radius: var(--radius);
  margin-bottom: 1.35rem;
  transition: var(--transition);
}

.service-card:hover .service-card__icon {
  background: var(--glass);
  color: var(--white);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.65rem;
}

.service-card__desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex: 1;
}

.service-card__link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--glass);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.service-card__link:hover {
  gap: 0.7rem;
  color: var(--glass-dark);
}

/* ---------- MÜŞTERİ YORUMLARI ---------- */
.testimonials {
  position: relative;
  overflow: hidden;
}

.testimonials__track-wrap {
  overflow: hidden;
  margin: 0 -0.5rem;
}

.testimonials__track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.6s ease;
  padding: 0.5rem;
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 1rem);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  min-width: 280px;
}

.testimonial-card__stars {
  color: #c9a227;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  letter-spacing: 0.1em;
}

.testimonial-card__text {
  font-size: 0.98rem;
  color: var(--text);
  margin-bottom: 1.5rem;
  font-style: italic;
  line-height: 1.75;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--glass);
  color: var(--white);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial-card__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--charcoal);
}

.testimonial-card__role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.testimonials__nav {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.testimonials__btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--charcoal);
  transition: var(--transition);
}

.testimonials__btn:hover {
  background: var(--charcoal);
  color: var(--white);
  border-color: var(--charcoal);
}

/* ---------- BLOG KARTLARI ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.blog-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.blog-card__img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--smoke-2);
}

.blog-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.blog-card:hover .blog-card__img img {
  transform: scale(1.05);
}

.blog-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card__date {
  font-size: 0.78rem;
  color: var(--glass);
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.65rem;
}

.blog-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.35;
  margin-bottom: 0.65rem;
}

.blog-card__excerpt {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex: 1;
}

.blog-card__link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--glass);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.blog-card__link:hover {
  gap: 0.7rem;
}

/* Blog 4 kolon varyasyonu */
.blog-grid--4 {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 900px) {
  .blog-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- CTA BAND ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--glass-dark) 100%);
  padding: 4.5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 40px,
    rgba(255, 255, 255, 0.015) 40px,
    rgba(255, 255, 255, 0.015) 41px
  );
}

.cta-band__inner {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.cta-band__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.85rem;
}

.cta-band__desc {
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 1.75rem;
}

.cta-band .btn-group {
  justify-content: center;
}

/* ---------- İLETİŞİM ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
}

.contact-info__item {
  display: flex;
  gap: 1.15rem;
  margin-bottom: 1.75rem;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  background: rgba(61, 122, 140, 0.1);
  color: var(--glass);
  border-radius: var(--radius);
  font-size: 1.1rem;
}

.contact-info__label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--metal);
  margin-bottom: 0.25rem;
}

.contact-info__value {
  font-size: 1rem;
  color: var(--charcoal);
  font-weight: 500;
}

.contact-info__value a:hover {
  color: var(--glass);
}

.contact-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 2rem;
}

.social-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  color: var(--charcoal);
  font-size: 1.1rem;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--glass);
  border-color: var(--glass);
  color: var(--white);
  transform: translateY(-3px);
}

.social-btn--whatsapp:hover {
  background: #25d366;
  border-color: #25d366;
}

.social-btn--instagram:hover {
  background: #e1306c;
  border-color: #e1306c;
}

.contact-form {
  background: var(--smoke);
  padding: 2.25rem;
  border-radius: var(--radius-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.45rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--smoke-2);
  border-radius: var(--radius);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--glass);
  box-shadow: 0 0 0 3px rgba(61, 122, 140, 0.12);
}

.form-group input.error,
.form-group textarea.error {
  border-color: #c0392b;
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-message {
  display: none;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.form-message.success {
  display: block;
  background: rgba(39, 174, 96, 0.12);
  color: #1e7a45;
  border: 1px solid rgba(39, 174, 96, 0.25);
}

.form-message.error {
  display: block;
  background: rgba(192, 57, 43, 0.1);
  color: #a93226;
  border: 1px solid rgba(192, 57, 43, 0.2);
}

.map-wrap {
  margin-top: 3.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  height: 380px;
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(20%);
}

/* ---------- ÜRÜN / HİZMET DETAY ---------- */
.detail-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

.detail-media img {
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.detail-content h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 1rem;
}

.detail-content p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.detail-list {
  margin: 1.5rem 0 2rem;
}

.detail-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.95rem;
}

.detail-list li i {
  color: var(--glass);
  margin-top: 0.25rem;
}

.tech-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
  font-size: 0.92rem;
}

.tech-table th,
.tech-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
}

.tech-table th {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--charcoal);
  background: var(--smoke);
  width: 40%;
}

.tech-table td {
  color: var(--text-muted);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}

.feature-item {
  padding: 1.35rem;
  background: var(--smoke);
  border-radius: var(--radius);
}

.feature-item i {
  color: var(--glass);
  font-size: 1.25rem;
  margin-bottom: 0.65rem;
}

.feature-item h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--charcoal);
}

.feature-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
}

/* ---------- BLOG DETAY ---------- */
.blog-article {
  max-width: 760px;
  margin: 0 auto;
}

.blog-article__meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.blog-article__meta i {
  color: var(--glass);
  margin-right: 0.35rem;
}

.blog-article__cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 2.5rem;
}

.blog-article h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--charcoal);
  margin: 2rem 0 1rem;
}

.blog-article p {
  color: var(--text-muted);
  margin-bottom: 1.15rem;
  font-size: 1.05rem;
}

.blog-article ul {
  margin: 1rem 0 1.5rem 1.25rem;
}

.blog-article ul li {
  list-style: disc;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--charcoal);
  color: var(--metal-light);
  padding-top: 4.5rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer .logo__brand {
  color: var(--white);
}

.footer__about {
  font-size: 0.92rem;
  line-height: 1.75;
  margin: 1.25rem 0 1.5rem;
  max-width: 300px;
}

.footer__social {
  display: flex;
  gap: 0.65rem;
}

.footer__social .social-btn {
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

.footer__social .social-btn:hover {
  transform: translateY(-3px);
}

.footer__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 1.35rem;
  letter-spacing: 0.02em;
}

.footer__links li {
  margin-bottom: 0.65rem;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--metal-light);
}

.footer__links a:hover {
  color: var(--glass-light);
  padding-left: 4px;
}

.footer__contact li {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.footer__contact i {
  color: var(--glass-light);
  margin-top: 0.2rem;
  width: 16px;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.5rem 0;
  font-size: 0.85rem;
}

.footer__bottom a:hover {
  color: var(--glass-light);
}

/* ---------- WHATSAPP FLOAT ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 999;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 1.7rem;
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  animation: pulse-wa 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  color: var(--white);
  box-shadow: 0 12px 36px rgba(37, 211, 102, 0.55);
}

@keyframes pulse-wa {
  0%,
  100% {
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.4),
      0 0 0 12px rgba(37, 211, 102, 0.15);
  }
}

/* ---------- SCROLL ANIMASYONLARI ---------- */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}
.reveal-delay-2 {
  transition-delay: 0.2s;
}
.reveal-delay-3 {
  transition-delay: 0.3s;
}
.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ---------- TEXT SAYFA BLOKLARI ---------- */
.content-block {
  max-width: 720px;
}

.content-block h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--charcoal);
  margin: 2.25rem 0 1rem;
}

.content-block p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.value-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--smoke);
  border-radius: var(--radius-lg);
}

.value-card i {
  font-size: 1.75rem;
  color: var(--glass);
  margin-bottom: 1rem;
}

.value-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.5rem;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---------- Detay sayfa iki kolon ---------- */
.detail-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 3rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .products-grid,
  .services-grid,
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about {
    gap: 2.5rem;
  }

  .about__accent {
    right: -0.5rem;
    bottom: -1rem;
  }

  .testimonial-card {
    flex: 0 0 calc(50% - 0.75rem);
  }

  .detail-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: min(320px, 85vw);
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    box-shadow: -12px 0 40px rgba(30, 34, 40, 0.12);
    transform: translateX(110%);
    transition: transform var(--transition);
    z-index: 1000;
  }

  .nav.open {
    transform: translateX(0);
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
  }

  .nav__link {
    padding: 0.85rem 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border);
  }

  .nav__link::after {
    display: none;
  }

  .nav__cta {
    width: 100%;
    text-align: center;
  }

  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(20, 24, 30, 0.45);
    z-index: 999;
  }

  .nav-overlay.show {
    display: block;
  }

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

  .about__img {
    aspect-ratio: 16 / 11;
  }

  .about__accent {
    display: none;
  }

  .about__badge {
    left: 1rem;
  }

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

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

@media (max-width: 640px) {
  :root {
    --header-h: 70px;
  }

  .section {
    padding: 3.5rem 0;
  }

  .products-grid,
  .services-grid,
  .blog-grid,
  .blog-grid--4 {
    grid-template-columns: 1fr;
  }

  .about__stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .testimonial-card {
    flex: 0 0 100%;
  }

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

  .detail-cols {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 560px;
  }

  .hero__controls {
    bottom: 1.5rem;
    right: 1.25rem;
  }

  .hero__dots {
    bottom: 1.85rem;
    left: 1.25rem;
  }

  .hero__arrow {
    width: 40px;
    height: 40px;
  }

  .whatsapp-float {
    width: 52px;
    height: 52px;
    bottom: 1.25rem;
    right: 1.25rem;
    font-size: 1.5rem;
  }

  .btn-group {
    flex-direction: column;
  }

  .btn-group .btn {
    width: 100%;
  }
}