/* =========================================================
   KORA ÇELİK — Premium Kurumsal Stil Dosyası
   ========================================================= */

:root {
  --bg: #0c0e11;
  --bg-elevated: #14171c;
  --bg-card: #1a1e25;
  --bg-light: #f0f1f3;
  --bg-muted: #e4e6ea;
  --steel: #2c323c;
  --steel-mid: #5a6270;
  --metallic: #9aa3b0;
  --text: #e8eaed;
  --text-muted: #9aa3b0;
  --text-dark: #1a1e25;
  --text-dark-muted: #5a6270;
  --accent: #e85d04;
  --accent-hover: #ff6d14;
  --accent-deep: #c44d03;
  --steel-blue: #3d7ea6;
  --white: #ffffff;
  --border: rgba(255, 255, 255, 0.08);
  --border-dark: rgba(0, 0, 0, 0.08);
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.12);
  --radius: 4px;
  --header-h: 76px;
  --font-display: "Barlow Condensed", sans-serif;
  --font-body: "Outfit", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --container: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-dark);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

ul {
  list-style: none;
}

address {
  font-style: normal;
}

button,
input,
textarea {
  font: inherit;
}

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

/* ----- Buttons ----- */
.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: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

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

.btn--accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
}

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

.btn--ghost {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
  padding: 0.55rem 1.15rem;
}

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

.btn--sm {
  font-size: 0.95rem;
  padding: 0.55rem 1.15rem;
}

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

/* ----- Section commons ----- */
.section {
  padding: 6rem 0;
}

.section--dark {
  background: var(--bg);
  color: var(--text);
}

.section__eyebrow {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section__desc {
  color: var(--text-dark-muted);
  max-width: 36rem;
  font-size: 1.05rem;
}

.section--dark .section__desc {
  color: var(--text-muted);
}

.section__header {
  margin-bottom: 3.5rem;
}

/* ----- Reveal animations ----- */
[data-reveal] {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: var(--header-h);
  background: transparent;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), backdrop-filter 0.35s;
}

.header.is-scrolled {
  background: rgba(12, 14, 17, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--white);
  flex-shrink: 0;
  z-index: 1001;
}

.logo__mark {
  width: 42px;
  height: 42px;
  color: var(--white);
}

.logo__text {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
}

.logo__text span {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--accent);
  margin-top: 2px;
}

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

.nav__link {
  display: block;
  padding: 0.5rem 0.85rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0.85rem;
  right: 0.85rem;
  bottom: 0.2rem;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

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

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

.header__cta {
  flex-shrink: 0;
  padding: 0.65rem 1.35rem;
  font-size: 0.95rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 8px;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--white);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.hamburger.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.hamburger.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* =========================================================
   HERO SLIDER
   ========================================================= */
.hero {
  position: relative;
  height: 100vh;
  min-height: 620px;
  max-height: 960px;
  overflow: hidden;
  background: var(--bg);
}

.hero__slider {
  height: 100%;
}

.hero__slide {
  position: absolute;
  inset: 0;
  background: var(--bg) center / cover no-repeat;
  background-image: var(--bg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s var(--ease), visibility 1s;
  display: flex;
  align-items: center;
}

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

.hero__slide.active .hero__content {
  animation: heroIn 0.9s var(--ease) both;
}

@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(8, 10, 14, 0.92) 0%, rgba(8, 10, 14, 0.72) 45%, rgba(8, 10, 14, 0.35) 100%),
    linear-gradient(0deg, rgba(8, 10, 14, 0.55) 0%, transparent 40%);
  z-index: 1;
}

/* Metallic grain texture */
.hero__overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 2px,
    rgba(255, 255, 255, 0.015) 2px,
    rgba(255, 255, 255, 0.015) 4px
  );
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding-top: var(--header-h);
}

.hero__eyebrow {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.2rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.hero__desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.78);
  max-width: 32rem;
  margin-bottom: 2rem;
  font-weight: 300;
}

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

.hero__controls {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 1rem;
  width: min(100% - 2.5rem, var(--container));
  justify-content: flex-end;
}

.hero__arrow {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(12, 14, 17, 0.5);
  color: var(--white);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background 0.25s, border-color 0.25s;
}

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

.hero__dots {
  display: flex;
  gap: 0.5rem;
}

.hero__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  padding: 0;
  transition: background 0.3s, transform 0.3s;
}

.hero__dot.active {
  background: var(--accent);
  transform: scale(1.2);
}

.hero__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 5;
}

.hero__progress-bar {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.1s linear;
}

/* =========================================================
   ABOUT
   ========================================================= */
.about {
  background: var(--bg-light);
}

.about__grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 4.5rem;
}

.about__img-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.about__img-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(232, 93, 4, 0.35);
  pointer-events: none;
  z-index: 1;
}

.about__img-wrap img {
  width: 100%;
  height: 560px;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.about__img-wrap:hover img {
  transform: scale(1.04);
}

.about__media {
  position: relative;
}

.about__badge {
  position: absolute;
  bottom: 1.5rem;
  left: -1.25rem;
  background: var(--accent);
  color: var(--white);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: var(--shadow);
}

.about__badge-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
}

.about__badge-txt {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.25;
}

.about__lead {
  font-size: 1.15rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-weight: 500;
}

.about__text {
  color: var(--text-dark-muted);
  margin-bottom: 2rem;
}

.about__values {
  display: grid;
  gap: 1.25rem;
}

.about__value {
  padding: 1.15rem 0 1.15rem 1.25rem;
  border-left: 3px solid var(--accent);
  background: linear-gradient(90deg, rgba(232, 93, 4, 0.06), transparent);
}

.about__value h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
  color: var(--text-dark);
}

.about__value p {
  font-size: 0.95rem;
  color: var(--text-dark-muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 2.5rem;
  background: var(--bg);
  color: var(--white);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(232, 93, 4, 0.12), transparent 50%);
  pointer-events: none;
}

.stat {
  text-align: center;
  position: relative;
}

.stat__num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat__label {
  font-size: 0.9rem;
  color: var(--metallic);
  letter-spacing: 0.04em;
}

/* =========================================================
   PRODUCTS
   ========================================================= */
.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(232, 93, 4, 0.35);
}

.product-card__img {
  overflow: hidden;
  aspect-ratio: 16 / 11;
  background: var(--steel);
}

.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--ease);
}

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

.product-card__body {
  padding: 1.5rem;
}

.product-card__title {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  color: var(--white);
}

.product-card__desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

/* =========================================================
   SERVICES
   ========================================================= */
.services {
  background: var(--bg-light);
}

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

.service-card {
  background: var(--white);
  padding: 2rem 1.75rem;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(232, 93, 4, 0.4);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  color: var(--text-dark);
  margin-bottom: 1.25rem;
}

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

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.65rem;
}

.service-card__desc {
  color: var(--text-dark-muted);
  font-size: 0.95rem;
  flex: 1;
  margin-bottom: 1.25rem;
}

.service-card__link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.service-card__link:hover {
  color: var(--accent-deep);
}

.service-card__link span {
  transition: transform 0.25s var(--ease);
}

.service-card__link:hover span {
  transform: translateX(4px);
}

/* =========================================================
   TESTIMONIALS
   ========================================================= */
.testimonials__wrap {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.testimonials__track {
  position: relative;
  min-height: 260px;
}

.testimonial {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s var(--ease), visibility 0.6s;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.testimonial.active {
  opacity: 1;
  visibility: visible;
  position: relative;
}

.testimonial__stars {
  color: var(--accent);
  font-size: 1.25rem;
  letter-spacing: 0.15em;
  margin-bottom: 1.25rem;
}

.testimonial__text {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 1.75rem;
}

.testimonial__author strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}

.testimonial__author span {
  color: var(--metallic);
  font-size: 0.9rem;
}

.testimonials__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.testimonials__dots {
  display: flex;
  gap: 0.5rem;
}

/* =========================================================
   BLOG
   ========================================================= */
.blog {
  background: var(--bg-light);
}

.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.blog-card__img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--steel);
}

.blog-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--ease);
}

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

.blog-card__date {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
}

.blog-card__body {
  padding: 1.5rem;
}

.blog-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: 0.65rem;
  color: var(--text-dark);
}

.blog-card__desc {
  color: var(--text-dark-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.contact__item {
  margin-bottom: 1.5rem;
}

.contact__label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}

.contact__item a,
.contact__item address {
  color: var(--text);
  font-size: 1.1rem;
}

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

.contact__map {
  margin-top: 1.5rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 10;
  background: var(--bg-card);
}

.contact__map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.4) contrast(1.05);
}

.contact__form {
  background: var(--bg-elevated);
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.form__group {
  margin-bottom: 1.15rem;
}

.form__group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--metallic);
  margin-bottom: 0.4rem;
}

.form__group input,
.form__group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  color: var(--white);
  outline: none;
  transition: border-color 0.25s;
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: var(--steel-mid);
}

.form__group input:focus,
.form__group textarea:focus {
  border-color: var(--accent);
}

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

.form__success {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(61, 126, 166, 0.2);
  border: 1px solid var(--steel-blue);
  color: var(--text);
  border-radius: var(--radius);
  font-size: 0.95rem;
}

.form__group input.is-invalid,
.form__group textarea.is-invalid {
  border-color: #c0392b;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: #080a0d;
  color: var(--text-muted);
  padding-top: 4.5rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 2.5rem;
  padding-bottom: 3.5rem;
}

.footer__brand .logo {
  margin-bottom: 1.25rem;
}

.footer__brand p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 280px;
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social a {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--metallic);
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}

.footer__social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.footer__col h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

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

.footer__contact li {
  line-height: 1.5;
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 1.35rem 0;
  font-size: 0.875rem;
}

/* =========================================================
   FLOATING SOCIAL
   ========================================================= */
.float-social {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.float-social__btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--white);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}

.float-social__btn:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

.float-social__btn--ig {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

/* =========================================================
   DETAIL PAGES
   ========================================================= */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  background: var(--bg) center / cover no-repeat;
  color: var(--white);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(8, 10, 14, 0.94), rgba(8, 10, 14, 0.7));
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--metallic);
  margin-bottom: 1.25rem;
}

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

.breadcrumb span {
  color: var(--accent);
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.05;
  max-width: 18ch;
}

.detail {
  padding: 4.5rem 0;
  background: var(--bg-light);
}

.detail__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: start;
  margin-bottom: 4rem;
}

.detail__image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: var(--steel);
}

.detail__image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.detail__meta h2,
.detail-block h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.detail__meta h2 {
  font-size: 1.8rem;
  color: var(--text-dark);
}

.detail-block h3 {
  font-size: 1.35rem;
  color: var(--text-dark);
  margin-top: 2rem;
}

.detail__meta p,
.detail-block p {
  color: var(--text-dark-muted);
  margin-bottom: 1rem;
}

.detail__list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin: 1rem 0 1.5rem;
}

.detail__list li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--text-dark-muted);
}

.detail__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--accent);
}

.specs {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.95rem;
}

.specs th,
.specs td {
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-dark);
}

.specs th {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dark);
  width: 40%;
  background: rgba(0, 0, 0, 0.03);
}

.specs td {
  color: var(--text-dark-muted);
}

.process {
  display: grid;
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.process__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.25rem;
  background: var(--white);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
}

.process__num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.process__step h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.process__step p {
  margin: 0;
  font-size: 0.95rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0 2rem;
}

.gallery__item {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--steel);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s var(--ease);
}

.gallery__item:hover img {
  transform: scale(1.06);
}

.related {
  padding-top: 1rem;
}

.related h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1.75rem;
  color: var(--text-dark);
}

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

.article-body {
  max-width: 760px;
  margin: 0 auto;
}

.article-body .detail__image {
  margin-bottom: 2rem;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 2rem 0 1rem;
  color: var(--text-dark);
}

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

.article-meta {
  display: flex;
  gap: 1.5rem;
  color: var(--text-dark-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
  font-family: var(--font-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cta-band {
  margin-top: 2rem;
  padding: 2rem;
  background: var(--bg);
  color: var(--white);
  border-radius: var(--radius);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.cta-band p {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0;
  color: var(--white);
}

.page-not-found {
  text-align: center;
  padding: 4rem 1rem;
}

.page-not-found h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 1rem;
}

/* Detail page light header override when scrolled from top */
body.detail-page .header {
  background: rgba(12, 14, 17, 0.92);
  backdrop-filter: blur(12px);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1100px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

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

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

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

@media (max-width: 900px) {
  .header__cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: 0;
    background: rgba(8, 10, 14, 0.97);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
  }

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

  .nav__list {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .nav__link {
    font-size: 1.6rem;
    padding: 0.75rem 1.5rem;
  }

  .about__grid,
  .contact__grid,
  .detail__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about__badge {
    left: 1rem;
    bottom: 1rem;
  }

  .about__img-wrap img {
    height: 420px;
  }

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

  .hero__controls {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 4rem 0;
  }

  .products__grid,
  .services__grid,
  .blog__grid,
  .related__grid,
  .gallery {
    grid-template-columns: 1fr;
  }

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

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

  .stats {
    padding: 1.75rem 1rem;
    gap: 1.5rem;
  }

  .hero {
    min-height: 560px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .float-social {
    right: 0.85rem;
    bottom: 0.85rem;
  }

  .float-social__btn {
    width: 48px;
    height: 48px;
  }

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