/* ============================================================
   NSJ TEKSTIL - Ana Stil Dosyasi
   Ana Renk: #e41519
   ============================================================ */

/* ================================================================
   1. CSS DEGISKENLERI
   ================================================================ */

:root {
    --color-primary: #e41519;
    --color-primary-hover: #c41016;
    --color-primary-light: rgba(228, 21, 25, 0.08);
    --color-black: #0f172a; /* Softer, modern black/dark blue slate */
    --color-white: #ffffff;
    --color-offwhite: #f8fafc;

    --color-gray-50: #f1f5f9;
    --color-gray-100: #e2e8f0;
    --color-gray-200: #cbd5e1;
    --color-gray-300: #94a3b8;
    --color-gray-400: #64748b;
    --color-gray-500: #475569;
    --color-gray-600: #334155;
    --color-gray-700: #1e293b;
    --color-gray-800: #0f172a;

    --font-primary: 'Lexend', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;

    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-modal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.08);
    --shadow-hover: 0 20px 40px rgba(15, 23, 42, 0.12);

    --container-max: 1280px;
    --container-gap: clamp(1.5rem, 5vw, 4rem);
    --header-height: 80px;
}

/* ================================================================
   2. RESET & TEMEL
   ================================================================ */

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

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 1rem);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary) !important;
    font-weight: 300;
    line-height: 1.6;
    color: var(--color-black);
    background: var(--color-white);
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
ul, ol { list-style: none; }
button { font-family: var(--font-primary) !important; cursor: pointer; border: none; background: none; color: inherit; font-size: inherit; }
input, select, textarea { font-family: var(--font-primary) !important; font-size: inherit; }
::selection { background: var(--color-primary); color: var(--color-white); }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-primary) !important; font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; }
p, span, div, li, a { font-family: inherit; }
p { font-weight: 300; line-height: 1.7; }

/* ================================================================
   3. BUTONLAR
   ================================================================ */

.nsj-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1;
    border-radius: var(--radius-sm);
    transition: all var(--transition-smooth);
    white-space: nowrap;
}

.nsj-btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
    border: 2px solid transparent;
    box-shadow: 0 4px 12px rgba(228, 21, 25, 0.25);
}

.nsj-btn--primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(228, 21, 25, 0.35);
}

.nsj-btn--outline {
    background: var(--color-white);
    color: var(--color-black);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

.nsj-btn--outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nsj-btn__icon {
    width: 1.125rem;
    height: 1.125rem;
    transition: transform var(--transition-smooth);
}

.nsj-btn:hover .nsj-btn__icon { transform: translateX(2px); }

/* ================================================================
   4. BOLUM BASLIKLARI
   ================================================================ */

.nsj-section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 4rem;
}

.nsj-section-header__tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 1rem;
    padding: 0.375rem 1rem;
    background: var(--color-primary-light);
    border-radius: 2rem;
}

.nsj-section-header__title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 1rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.nsj-section-header__title-accent {
    font-weight: 300;
    color: var(--color-gray-400);
}

.nsj-section-header__desc {
    font-size: 1.0625rem;
    color: var(--color-gray-500);
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ================================================================
   5. HEADER / NAVIGASYON (Flat)
   ================================================================ */

.nsj-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
}
.nsj-header--scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
}

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

.nsj-header__logo {
    display: flex;
    align-items: center;
    z-index: 101;
    height: 40px;
}

.nsj-header__logo img {
    height: 100%;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.nsj-header__logo-text {
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    color: var(--color-black);
    display: flex;
    align-items: baseline;
}

.nsj-header__logo-bold { font-weight: 800; color: var(--color-primary); }
.nsj-header__logo-thin { font-weight: 200; margin-left: 0.0625rem; opacity: 0.7; }

.nsj-nav__menu {
    display: flex;
    align-items: center;
    gap: 0.125rem;
}

.nsj-nav__close-wrap { display: none; }

.nsj-nav__link {
    padding: 0.5rem 1.125rem;
    font-size: 0.8125rem;
    font-weight: 400;
    color: var(--color-gray-600);
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
}

.nsj-nav__link:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

.nsj-nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    z-index: 101;
    position: relative;
}

.nsj-nav__toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-black);
    border-radius: 1px;
    transition: all var(--transition-smooth);
}

.nsj-nav__toggle--active .nsj-nav__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nsj-nav__toggle--active .nsj-nav__toggle-bar:nth-child(2) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ================================================================
   6. FLOATING ILETISIM BUTONLARI
   ================================================================ */

.nsj-sidepanel {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.nsj-sidepanel__inner {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nsj-fab {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background: var(--color-white);
    border: none;
    border-radius: 3rem;
    height: 3.5rem;
    width: 3.5rem;
    padding: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 16px rgba(15,23,42,0.08);
    color: var(--color-black);
    position: relative;
}

.nsj-fab:hover {
    width: auto;
    padding-right: 1.5rem;
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 8px 24px rgba(228, 21, 25, 0.3);
    transform: translateY(-4px);
}

.nsj-fab__icon {
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    z-index: 2;
}

.nsj-fab__icon svg { width: 1.25rem; height: 1.25rem; }

.nsj-fab__label {
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    margin-left: -0.5rem;
}

.nsj-fab:hover .nsj-fab__label {
    opacity: 1;
    transform: translateX(0);
}

/* ================================================================
   7. HERO
   ================================================================ */

.nsj-hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    background: radial-gradient(circle at top right, var(--color-white) 0%, var(--color-offwhite) 100%);
    overflow: hidden;
}

.nsj-hero--has-bg {
    background-color: transparent;
}

.nsj-hero--has-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(15, 23, 42, 0.8) 0%, rgba(15, 23, 42, 0.4) 100%);
    z-index: 0;
}

.nsj-hero--has-bg .nsj-hero__content {
    position: relative;
    z-index: 2;
}

.nsj-hero--has-bg .nsj-hero__tag { color: rgba(255,255,255,0.9); background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.1); }
.nsj-hero--has-bg .nsj-hero__title { color: var(--color-white); }
.nsj-hero--has-bg .nsj-hero__title-accent { color: rgba(255,255,255,0.6); }
.nsj-hero--has-bg .nsj-hero__desc { color: rgba(255,255,255,0.85); }
.nsj-hero--has-bg .nsj-btn--outline { color: var(--color-white); border-color: rgba(255,255,255,0.3); background: rgba(255,255,255,0.05); }
.nsj-hero--has-bg .nsj-btn--outline:hover { border-color: var(--color-white); background: rgba(255,255,255,0.1); }

.nsj-hero__content {
    position: relative;
    z-index: 2;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 6rem var(--container-gap);
    width: 100%;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.nsj-hero__text {
    max-width: 600px;
}

.nsj-hero__tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    padding: 0.375rem 1rem;
    background: var(--color-primary-light);
    border-radius: 2rem;
}

.nsj-hero__title {
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 800;
    color: var(--color-black);
    margin-bottom: 1.5rem;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.nsj-hero__title-accent {
    font-weight: 300;
    color: var(--color-gray-400);
}

.nsj-hero__desc {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    max-width: 500px;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.nsj-hero__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.nsj-hero__visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nsj-hero__visual-inner {
    position: relative;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 1;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, rgba(228,21,25,0.12) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.nsj-hero__visual-inner img {
    width: 80%;
    height: auto;
    object-fit: contain;
}

.nsj-hero__visual-placeholder {
    width: 80%;
    height: auto;
    opacity: 1;
}

/* ================================================================
   8. URUNLER (CAROUSEL)
   ================================================================ */

.nsj-products {
    padding: 6rem 0;
    background: var(--color-gray-50);
}

.nsj-products__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-gap);
}

.nsj-products__carousel-wrap {
    position: relative;
}

.nsj-products__carousel {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
}

.nsj-products__carousel::-webkit-scrollbar { display: none; }

.nsj-product-card {
    flex: 0 0 calc(25% - 1.125rem);
    min-width: 280px;
    scroll-snap-align: start;
    cursor: pointer;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    background: var(--color-white);
    border: none;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.03);
    -webkit-mask-image: -webkit-radial-gradient(white, black);
}

.nsj-product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
}

.nsj-product-card__media {
    aspect-ratio: 4/5;
    position: relative;
    overflow: hidden;
    background: transparent;
    padding: 0;
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
}

.nsj-product-card__img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-200);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

.nsj-product-card__img-placeholder svg { width: 2.5rem; height: 2.5rem; opacity: 0.15; }

.nsj-product-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.nsj-product-card:hover .nsj-product-card__img { transform: scale(1.08); }

.nsj-product-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.6), rgba(15, 23, 42, 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-smooth);
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
}

.nsj-product-card:hover .nsj-product-card__overlay { opacity: 1; }

.nsj-product-card__view {
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: var(--color-black);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: 2rem;
    transform: translateY(12px);
    transition: all var(--transition-smooth);
    box-shadow: var(--shadow-md);
}

.nsj-product-card:hover .nsj-product-card__view { transform: translateY(0); }

.nsj-product-card__body {
    padding: 1.5rem;
    text-align: center;
}

.nsj-product-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--color-black);
    line-height: 1.3;
    margin-bottom: 0;
}

/* Carousel Controls */
.nsj-carousel__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

.nsj-carousel__arrow {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: none;
    background: var(--color-white);
    transition: all var(--transition-smooth);
    color: var(--color-gray-600);
    box-shadow: 0 4px 12px rgba(15,23,42,0.06);
}

.nsj-carousel__arrow:hover {
    color: var(--color-white);
    background: var(--color-primary);
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(228, 21, 25, 0.25);
}

.nsj-carousel__arrow svg { width: 1.125rem; height: 1.125rem; }

.nsj-carousel__arrow--disabled {
    opacity: 0.3;
    pointer-events: none;
}

.nsj-carousel__dots {
    display: flex;
    gap: 0.375rem;
}

.nsj-carousel__dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-gray-300);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.nsj-carousel__dot--active {
    background: var(--color-primary);
    width: 1.5rem;
    border-radius: 1rem;
}

/* ================================================================
   9b. REFERANS ISLERI CAROUSEL
   ================================================================ */

.nsj-refworks {
    padding: 5rem 0;
    background: var(--color-white);
}

.nsj-refworks__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-gap);
}

.nsj-refworks__carousel-wrap {
    position: relative;
}

.nsj-refworks__carousel {
    display: flex;
    gap: 1.25rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
}

.nsj-refworks__carousel::-webkit-scrollbar { display: none; }

.nsj-refworks__card {
    flex: 0 0 calc(33.333% - 0.833rem);
    min-width: 260px;
    scroll-snap-align: start;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-white);
    border: none;
    transition: all var(--transition-smooth);
    contain: paint;
    box-shadow: none;
    -webkit-mask-image: -webkit-radial-gradient(white, black);
}

.nsj-refworks__card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-sm);
}

.nsj-refworks__media {
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-white);
    position: relative;
}

.nsj-refworks__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1.5rem;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.nsj-refworks__card:hover .nsj-refworks__media img {
    transform: scale(1.08);
}

.nsj-refworks__caption {
    padding: 1.25rem 1.5rem;
}

.nsj-refworks__caption p {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-black);
}

/* ================================================================
   10. REFERANS LOGOLARI
   ================================================================ */

.nsj-references {
    padding: 6rem 0;
    background: var(--color-white);
}

.nsj-references__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-gap);
}

.nsj-references__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1px;
    background: var(--color-gray-200);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.nsj-reference-card {
    background: var(--color-white);
    padding: 3.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
    aspect-ratio: 3/2;
    min-height: 140px;
}

.nsj-reference-card:hover {
    background: var(--color-white);
    z-index: 1;
    transform: scale(1.06);
    box-shadow: var(--shadow-md);
}

.nsj-reference-card__img {
    max-width: 180px;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.5);
    transition: all var(--transition-smooth);
}

.nsj-reference-card:hover .nsj-reference-card__img {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.05);
}

/* ================================================================
   10. ILETISIM
   ================================================================ */

.nsj-contact {
    padding: 6rem 0;
    background: var(--color-gray-50);
}

.nsj-contact__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-gap);
}

.nsj-contact__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    max-width: 800px;
    margin: 0 auto;
}

.nsj-contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--color-white);
    border: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.03);
}

.nsj-contact-card:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.nsj-contact-card__icon {
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-50);
    border-radius: 50%;
    margin-bottom: 1.25rem;
    transition: all var(--transition-smooth);
}

.nsj-contact-card__icon svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--color-primary);
    transition: color var(--transition-smooth);
}

.nsj-contact-card:hover .nsj-contact-card__icon {
    background: rgba(255, 255, 255, 0.15);
}

.nsj-contact-card:hover .nsj-contact-card__icon svg {
    color: var(--color-white);
}

.nsj-contact-card__title {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 0.5rem;
    transition: color var(--transition-smooth);
}

.nsj-contact-card:hover .nsj-contact-card__title {
    color: var(--color-white);
}

.nsj-contact-card__value {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
    transition: color var(--transition-smooth);
    word-break: break-all;
}

.nsj-contact-card:hover .nsj-contact-card__value {
    color: rgba(255, 255, 255, 0.8);
}

.nsj-contact-card__action {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-primary-light);
    padding: 0.625rem 1.5rem;
    border-radius: 2rem;
    transition: all var(--transition-smooth);
}

.nsj-contact-card:hover .nsj-contact-card__action {
    background: var(--color-white);
    color: var(--color-primary);
}

/* ================================================================
   11. FOOTER
   ================================================================ */

.nsj-footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: 5rem 0 0;
}

.nsj-footer__inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-gap) 3rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
}

.nsj-footer__logo {
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    display: inline-block;
    margin-bottom: 1rem;
}

.nsj-footer__logo-bold { font-weight: 800; color: var(--color-white); }
.nsj-footer__logo-thin { font-weight: 200; opacity: 0.7; color: var(--color-white); }

.nsj-footer__desc {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
    max-width: 380px;
}

.nsj-footer__heading {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: 1.25rem;
}

.nsj-footer__list { display: flex; flex-direction: column; gap: 0.75rem; }

.nsj-footer__list a {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    transition: color var(--transition-fast);
}

.nsj-footer__list a:hover { color: var(--color-primary); }

.nsj-footer__icon { width: 1rem; height: 1rem; flex-shrink: 0; }

.nsj-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1.5rem var(--container-gap);
    text-align: center;
}

.nsj-footer__bottom p { font-size: 0.8125rem; color: var(--color-gray-500); }

/* ================================================================
   12. MODAL
   ================================================================ */

.nsj-modal {
    position: fixed;
    inset: 0;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-modal), visibility var(--transition-modal);
}

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

.nsj-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.nsj-modal__container {
    position: relative;
    z-index: 1;
    width: 95%;
    max-width: 1000px;
    max-height: 90vh;
    max-height: 90dvh;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transform: translateY(20px) scale(0.98);
    transition: transform var(--transition-modal), opacity var(--transition-modal);
    box-shadow: 0 24px 64px rgba(15,23,42,0.25);
    display: flex;
    flex-direction: column;
    -webkit-mask-image: -webkit-radial-gradient(white, black);
}

.nsj-modal--open .nsj-modal__container { transform: translateY(0) scale(1); }

.nsj-modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10;
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-fast);
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    border: 1px solid rgba(255,255,255,0.15);
}

.nsj-modal__close:hover { background: var(--color-primary); color: var(--color-white); transform: rotate(90deg); box-shadow: 0 6px 20px rgba(228, 21, 25, 0.4); }
.nsj-modal__close svg { width: 1.125rem; height: 1.125rem; }

/* Clickable images inside modal */
.nsj-modal__gallery-img img,
.nsj-modal__product-img {
    cursor: zoom-in;
    transition: transform var(--transition-smooth);
}
.nsj-modal__gallery-img:hover img,
.nsj-modal__product-img:hover {
    transform: scale(1.02);
}

.nsj-modal__content { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    align-items: stretch; 
    overflow-y: auto;
    max-height: calc(90vh - 2rem); 
    max-height: calc(90dvh - 2rem);
}

.nsj-modal__image-wrap {
    aspect-ratio: auto;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    min-height: 400px;
}

.nsj-modal__gallery-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: transparent;
    padding: 2rem;
}

.nsj-modal__gallery {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    width: 100%;
    height: 100%;
    scrollbar-width: none;
}

.nsj-modal__gallery::-webkit-scrollbar { display: none; }

.nsj-modal__gallery-img {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    scroll-snap-align: start;
}

.nsj-modal__gallery-nav {
    position: absolute;
    bottom: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.375rem;
    z-index: 5;
}

.nsj-modal__gallery-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    border: 1px solid rgba(0,0,0,0.1);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nsj-modal__gallery-dot--active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    width: 1.25rem;
    border-radius: 0.5rem;
}

.nsj-modal__gallery-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.85);
    border-radius: 50%;
    z-index: 5;
    color: var(--color-black);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.nsj-modal__gallery-arrow:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
}

.nsj-modal__gallery-arrow svg { width: 1rem; height: 1rem; }

.nsj-modal__gallery-arrow--prev { left: 0.5rem; }
.nsj-modal__gallery-arrow--next { right: 0.5rem; }

.nsj-modal__product-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: transparent;
    padding: 2rem;
}

.nsj-modal__details {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    overflow-y: auto;
}

.nsj-modal__category {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: -0.5rem;
}

.nsj-modal__title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--color-black);
    line-height: 1.2;
}

.nsj-modal__desc {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    line-height: 1.7;
    font-weight: 300;
}

.nsj-modal__specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem 1rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-gray-100);
    border-bottom: 1px solid var(--color-gray-100);
}

.nsj-modal__spec-label {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-400);
    margin-bottom: 0.25rem;
}

.nsj-modal__spec-value { 
    font-size: 0.9375rem; 
    font-weight: 600; 
    color: var(--color-black);
    line-height: 1.4;
}

.nsj-modal__features-title {
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-400);
    margin-bottom: 0.75rem;
}

.nsj-modal__features-list { display: flex; flex-direction: column; gap: 0.25rem; }

.nsj-modal__feature {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-gray-600);
}

.nsj-modal__feature-icon { width: 1rem; height: 1rem; color: var(--color-primary); flex-shrink: 0; }

.nsj-modal__actions {
    display: flex;
    gap: 1rem;
    margin-top: auto;
    padding-top: 1rem;
}

/* ================================================================
   12b. LIGHTBOX
   ================================================================ */

.nsj-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.nsj-lightbox--open { opacity: 1; visibility: visible; }

.nsj-lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    cursor: zoom-out;
}

.nsj-lightbox__img {
    position: relative;
    z-index: 1;
    max-width: 95vw;
    max-height: 90vh;
    max-height: 90dvh;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: 0 24px 64px rgba(0,0,0,0.4);
    transform: scale(0.95);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: default;
}

.nsj-lightbox--open .nsj-lightbox__img { transform: scale(1); }

.nsj-lightbox__close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 2;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-fast);
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    border: 1px solid rgba(255,255,255,0.15);
    cursor: pointer;
}

.nsj-lightbox__close:hover { background: var(--color-primary); color: var(--color-white); transform: rotate(90deg); }

.nsj-lightbox__close svg { width: 1.25rem; height: 1.25rem; }

.nsj-lightbox__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50%;
    color: var(--color-white);
    transition: all var(--transition-fast);
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    border: 1px solid rgba(255,255,255,0.15);
    cursor: pointer;
}

.nsj-lightbox__arrow:hover { background: var(--color-primary); color: var(--color-white); }
.nsj-lightbox__arrow svg { width: 1.25rem; height: 1.25rem; }
.nsj-lightbox__arrow--prev { left: 1rem; }
.nsj-lightbox__arrow--next { right: 1rem; }

.nsj-lightbox__arrow--hidden { display: none; }

/* ================================================================
   13. ANIMASYONLAR
   ================================================================ */

.nsj-body--no-scroll { overflow: hidden; }

/* ================================================================
   14. TABLET
   ================================================================ */

@media (max-width: 1024px) {
    .nsj-hero__content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .nsj-hero__text { max-width: 100%; }
    .nsj-hero__desc { margin-left: auto; margin-right: auto; }
    .nsj-hero__actions { justify-content: center; }
    .nsj-hero__visual-inner { max-width: 260px; margin: 0 auto; }

    .nsj-product-card { flex: 0 0 calc(33.333% - 0.833rem); min-width: 220px; }

    .nsj-contact__grid { grid-template-columns: repeat(3, 1fr); gap: 0.875rem; }
    .nsj-contact-card { padding: 1.5rem 1rem; }

    .nsj-footer__inner { grid-template-columns: 1fr 1fr; }
    .nsj-footer__brand { grid-column: 1 / -1; }

    .nsj-modal__content { grid-template-columns: 1fr; overflow-y: visible; max-height: none; }
    .nsj-modal__image-wrap { aspect-ratio: 1; min-height: auto; }
    .nsj-modal__details { padding: 2rem; overflow-y: visible; }
}

/* ================================================================
   15. MOBIL
   ================================================================ */

@media (max-width: 768px) {
    :root { --header-height: 60px; }

    .nsj-nav__toggle { display: flex; position: relative; z-index: 105; }
    .nsj-nav__menu {
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        width: 100vw;
        height: 100dvh;
        background: #fff;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.25s ease, visibility 0.25s ease;
        z-index: 199;
        border-radius: 0;
        padding: 0;
        margin: 0;
    }

    .nsj-nav__menu--open { opacity: 1; visibility: visible; pointer-events: auto; }

    .nsj-nav__close-wrap { position: absolute; top: 1rem; right: 1rem; z-index: 10; display: block; }
    .nsj-nav__close {
        font-size: 2rem;
        font-weight: 300;
        line-height: 1;
        color: #555;
        width: 2.5rem;
        height: 2.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        transition: all 0.15s ease;
    }
    .nsj-nav__close:hover { background: #f0f0f0; color: #111; }

    .nsj-nav__link {
        font-size: 1.5rem;
        font-weight: 300;
        color: #555;
        padding: 0.75rem 2rem;
        border-radius: 2rem;
        letter-spacing: -0.01em;
        transition: all 0.15s ease;
    }

    .nsj-nav__link:hover { color: #e41519; background: rgba(228,21,25,0.05); }

    .nsj-sidepanel {
        bottom: 0; right: 0; left: 0;
        flex-direction: row;
        justify-content: center;
        background: rgba(255, 255, 255, 0.94);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        padding: 0.625rem 1rem;
        padding-bottom: calc(0.625rem + env(safe-area-inset-bottom, 0px));
        border-top: 1px solid var(--color-gray-200);
        gap: 0;
    }

    .nsj-sidepanel__inner {
        flex-direction: row;
        gap: 2rem;
        width: 100%;
        max-width: 400px;
        justify-content: space-around;
    }

    .nsj-fab {
        background: transparent;
        border: none;
        box-shadow: none;
        height: auto;
        width: auto;
        min-width: auto;
        padding: 0;
        gap: 0.5rem;
        border-radius: 0;
    }

    .nsj-fab:hover {
        background: transparent;
        transform: none;
        padding: 0;
        width: auto;
        color: var(--color-primary);
        box-shadow: none;
    }

    .nsj-fab__icon { width: 1.25rem; height: 1.25rem; color: var(--color-gray-600); justify-content: flex-start; }
    .nsj-fab:hover .nsj-fab__icon { color: var(--color-primary); }
    .nsj-fab__icon svg { width: 1.125rem; height: 1.125rem; }
    .nsj-fab__label { opacity: 1; transform: none; font-size: 0.75rem; color: var(--color-gray-600); margin-left: 0; }
    .nsj-fab:hover .nsj-fab__label { color: var(--color-primary); }

    .nsj-hero { min-height: auto; padding-top: calc(var(--header-height) + 2rem); padding-bottom: 3rem; }

    .nsj-products { padding: 4rem 0; }
    .nsj-references { padding: 4rem 0; }
    .nsj-contact { padding: 4rem 0; }

    .nsj-products__grid { gap: 0.625rem; }

    .nsj-references__grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .nsj-reference-card { padding: 2rem 1.5rem; }

    .nsj-contact__grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; max-width: 100%; }
    .nsj-contact-card { padding: 1.5rem 0.75rem; }
    .nsj-contact-card__icon { width: 2.5rem; height: 2.5rem; margin-bottom: 0.75rem; }
    .nsj-contact-card__icon svg { width: 1.125rem; height: 1.125rem; }
    .nsj-contact-card__title { font-size: 0.8125rem; margin-bottom: 0.25rem; }
    .nsj-contact-card__value { font-size: 0.6875rem; margin-bottom: 0.875rem; word-break: break-all; }
    .nsj-contact-card__action { font-size: 0.6875rem; padding: 0.375rem 1rem; }

    .nsj-footer__inner { grid-template-columns: 1fr; gap: 1.5rem; }
    .nsj-footer { padding-bottom: 4.5rem; }

    .nsj-modal__container { width: 100%; max-width: 100%; max-height: 100vh; max-height: 100dvh; border-radius: 0; overflow-y: auto; }
    .nsj-modal__details { padding: 1.5rem; padding-bottom: 5rem; }

    .nsj-lightbox__close { top: 0.75rem; right: 0.75rem; width: 2.5rem; height: 2.5rem; }
    .nsj-lightbox__close svg { width: 1rem; height: 1rem; }
    .nsj-lightbox__img { max-width: 100vw; max-height: 85vh; max-height: 85dvh; border-radius: 0; }
    .nsj-lightbox__arrow { width: 2.5rem; height: 2.5rem; }
    .nsj-lightbox__arrow svg { width: 1rem; height: 1rem; }
    .nsj-lightbox__arrow--prev { left: 0.5rem; }
    .nsj-lightbox__arrow--next { right: 0.5rem; }
}

/* ================================================================
   16. KUCUK MOBIL
   ================================================================ */

@media (max-width: 480px) {
    .nsj-references__grid { grid-template-columns: repeat(2, 1fr); }
    .nsj-reference-card { padding: 1.5rem 1rem; min-height: 100px; }
    .nsj-reference-card__img { max-width: 120px; max-height: 50px; }
    .nsj-section-header__title { font-size: 1.75rem; }
    .nsj-modal__specs { grid-template-columns: 1fr; }
    .nsj-contact__grid { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .nsj-contact-card { padding: 1.25rem 0.5rem; }
    .nsj-contact-card__value { font-size: 0.625rem; }
}