/* === NESA AĞAÇ — Industrial / Utilitarian Theme === */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
    --ind-black: #111111;
    --ind-charcoal: #1c1c1c;
    --ind-steel: #2a2a2a;
    --ind-gray: #3d3d3d;
    --ind-medium: #6b6b6b;
    --ind-light-gray: #999;
    --ind-border: #444;
    --ind-amber: #d4a017;
    --ind-amber-dark: #b8860b;
    --ind-surface: #f0ece4;
    --ind-white: #fafaf8;
    --font-heading: 'Montserrat', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
}

/* === BASE === */
html {
    font-size: 14px;
    min-height: 100%;
}
@media (min-width: 768px) { html { font-size: 16px; } }

body {
    font-family: var(--font-body);
    color: var(--ind-charcoal);
    background-color: var(--ind-white);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-weight: 600;
}

a { color: var(--ind-charcoal); transition: color 0.15s; }
a:hover { color: var(--ind-amber); }

::selection { background: var(--ind-amber); color: #fff; }

/* === BOOTSTRAP OVERRIDES === */
.bg-primary { background-color: var(--ind-charcoal) !important; }
.text-primary { color: var(--ind-charcoal) !important; }

.btn {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    border-radius: 0;
    padding: 0.6rem 1.6rem;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--ind-charcoal);
    border: 2px solid var(--ind-charcoal);
    color: #fff;
}
.btn-primary:hover {
    background-color: var(--ind-amber);
    border-color: var(--ind-amber);
    color: var(--ind-charcoal);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--ind-charcoal);
    color: var(--ind-charcoal);
}
.btn-outline-primary:hover {
    background: var(--ind-charcoal);
    border-color: var(--ind-charcoal);
    color: #fff;
}

.btn-warning, .btn-accent {
    background-color: var(--ind-amber);
    border: 2px solid var(--ind-amber);
    color: var(--ind-charcoal);
    font-weight: 700;
}
.btn-warning:hover, .btn-accent:hover {
    background-color: var(--ind-amber-dark);
    border-color: var(--ind-amber-dark);
    color: #fff;
}

.text-warning { color: var(--ind-amber) !important; }

.card {
    border-radius: 0;
    border: 1px solid #ddd;
    transition: border-color 0.2s;
}
.card:hover {
    transform: none;
    box-shadow: none !important;
    border-color: var(--ind-amber);
}

.form-control, .form-select {
    border-radius: 0;
    border: 2px solid #ccc;
    font-family: var(--font-body);
}
.form-control:focus, .form-select:focus {
    border-color: var(--ind-charcoal);
    box-shadow: none;
}

.badge {
    border-radius: 0;
    text-transform: uppercase;
    font-family: var(--font-heading);
    letter-spacing: 0.08em;
    font-weight: 600;
}

/* === TOP BAR === */
.top-bar {
    font-size: 0.8rem;
    background: var(--ind-black) !important;
    border-bottom: 3px solid var(--ind-amber);
    font-family: var(--font-body);
    letter-spacing: 0.02em;
}

/* === NAVBAR === */
.navbar-industrial {
    background: var(--ind-charcoal) !important;
    border-bottom: none;
    box-shadow: none;
    padding: 0.8rem 0;
}

.navbar-industrial .navbar-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: 0.08em;
    color: #fff !important;
    text-transform: uppercase;
}

.navbar-industrial .nav-link {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.7) !important;
    padding: 0.5rem 1rem;
    position: relative;
}
.navbar-industrial .nav-link:hover,
.navbar-industrial .nav-link.active {
    color: var(--ind-amber) !important;
}
.navbar-industrial .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background: var(--ind-amber);
    transform: scaleX(0);
    transition: transform 0.2s;
}
.navbar-industrial .nav-link:hover::after {
    transform: scaleX(1);
}

/* === HERO SECTION === */
.hero-industrial {
    min-height: 520px;
    background-color: var(--ind-steel);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-industrial::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 40px,
            rgba(255,255,255,0.02) 40px,
            rgba(255,255,255,0.02) 41px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 40px,
            rgba(255,255,255,0.02) 40px,
            rgba(255,255,255,0.02) 41px
        );
    pointer-events: none;
}
.hero-industrial .hero-content {
    position: relative;
    z-index: 2;
}
.hero-industrial h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.15;
    color: #fff;
}
.hero-industrial .hero-subtitle {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.1rem;
    color: var(--ind-light-gray);
    text-transform: none;
    letter-spacing: 0.05em;
    margin-top: 1rem;
}
.hero-industrial .hero-line {
    width: 80px;
    height: 4px;
    background: var(--ind-amber);
    display: block;
    margin: 1.5rem 0;
}

/* === HERO CAROUSEL / SLIDER === */
.hero-carousel {
    border-bottom: 4px solid var(--ind-amber);
}
.hero-carousel .carousel-inner {
    border-radius: 0;
}
.hero-slide {
    min-height: 520px;
    display: flex;
    align-items: center;
    position: relative;
    background-color: var(--ind-steel);
}
.hero-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 40px,
            rgba(255,255,255,0.02) 40px,
            rgba(255,255,255,0.02) 41px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 40px,
            rgba(255,255,255,0.02) 40px,
            rgba(255,255,255,0.02) 41px
        );
    pointer-events: none;
    z-index: 1;
}
.hero-slide-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
}
.hero-slide-content h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.15;
    color: #fff;
}
.hero-slide-content .hero-subtitle {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.1rem;
    color: var(--ind-light-gray);
    text-transform: none;
    letter-spacing: 0.05em;
    margin-top: 1rem;
}
.hero-slide-content .hero-line {
    width: 80px;
    height: 4px;
    background: var(--ind-amber);
    display: block;
    margin: 1.5rem 0;
}
/* Carousel indicators */
.hero-carousel .carousel-indicators {
    margin-bottom: 1.5rem;
}
.hero-carousel .carousel-indicators button {
    width: 40px;
    height: 4px;
    border: none;
    border-radius: 0;
    background-color: rgba(255,255,255,0.4);
    transition: background-color 0.3s;
}
.hero-carousel .carousel-indicators button.active {
    background-color: var(--ind-amber);
}
/* Carousel controls */
.hero-carousel .carousel-control-prev,
.hero-carousel .carousel-control-next {
    width: 60px;
    opacity: 0;
    transition: opacity 0.3s;
}
.hero-carousel:hover .carousel-control-prev,
.hero-carousel:hover .carousel-control-next {
    opacity: 1;
}
.hero-carousel .carousel-control-prev-icon,
.hero-carousel .carousel-control-next-icon {
    width: 32px;
    height: 32px;
    background-color: rgba(0,0,0,0.5);
    border: 2px solid var(--ind-amber);
    padding: 1.5rem;
    background-size: 50%;
}
/* Slide transition */
.hero-carousel .carousel-item {
    transition: transform 0.8s ease-in-out;
}

/* === SECTION STYLES === */
.section-industrial {
    padding: 5rem 0;
}
.section-industrial.bg-alt {
    background: var(--ind-surface);
}

.section-title {
    font-size: 2rem;
    position: relative;
    display: inline-block;
    padding-bottom: 0.75rem;
}
.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--ind-amber);
}
.section-title.text-center::after {
    left: 50%;
    transform: translateX(-50%);
}

/* === CATEGORY / PRODUCT CARDS === */
.card-industrial {
    border: 2px solid #e0e0e0;
    border-radius: 0;
    background: #fff;
    overflow: hidden;
    transition: border-color 0.2s;
    display: flex;
    flex-direction: column;
    height: 100%;
}
.card-industrial:hover {
    border-color: var(--ind-amber);
    transform: none;
    box-shadow: none !important;
}
.card-industrial .card-img-top {
    height: 240px;
    object-fit: cover;
    filter: grayscale(20%);
    transition: filter 0.3s;
}
.card-industrial:hover .card-img-top {
    filter: grayscale(0%);
}
.card-industrial .card-body {
    padding: 1.5rem;
    border-top: 3px solid var(--ind-amber);
    flex: 1;
    display: flex;
    flex-direction: column;
}
.card-industrial .card-body .btn {
    margin-top: auto;
    align-self: flex-start;
}
.card-industrial .card-placeholder {
    height: 240px;
    background: var(--ind-steel);
    display: flex;
    align-items: center;
    justify-content: center;
}
.card-industrial .card-placeholder i {
    font-size: 4rem;
    color: var(--ind-medium);
}

/* === WHY US / FEATURES === */
.feature-block {
    padding: 2rem 1.5rem;
    border: 2px solid #e0e0e0;
    text-align: center;
    transition: border-color 0.2s;
    background: #fff;
}
.feature-block:hover {
    border-color: var(--ind-amber);
}
.feature-block i {
    font-size: 2.5rem;
    color: var(--ind-amber);
    display: block;
    margin-bottom: 1rem;
}
.feature-block h5 {
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    margin-bottom: 0;
}

/* === ABOUT SECTION === */
.about-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* === SUSTAINABILITY SECTION === */
.sustainability-desc {
    font-size: 1.1rem;
    max-width: 700px;
}
.sustainability-img {
    max-width: 750px;
}

/* === VIDEO SECTION === */
.video-section {
    background: var(--ind-charcoal);
    padding: 2.5rem 0;
    position: relative;
}
.video-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--ind-amber);
}
.video-section .video-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    border: 2px solid var(--ind-border);
    box-shadow: 0 8px 40px rgba(0,0,0,0.4);
}
.video-section .video-wrapper .ratio {
    background: #000;
}

/* === CTA SECTION === */
.cta-industrial {
    background: var(--ind-charcoal);
    color: #fff;
    padding: 4rem 0;
    position: relative;
}
.cta-industrial::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--ind-amber);
}

/* === FOOTER === */
.footer-industrial {
    background: var(--ind-black);
    color: rgba(255,255,255,0.6);
    padding-top: 3rem;
    font-size: 0.9rem;
}
.footer-industrial h5 {
    color: var(--ind-amber);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    margin-bottom: 1.2rem;
}
.footer-industrial a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    transition: color 0.15s;
}
.footer-industrial a:hover {
    color: var(--ind-amber);
}
.footer-industrial .footer-divider {
    border-color: rgba(255,255,255,0.1);
    margin: 1.5rem 0;
}
.footer-industrial .footer-bottom {
    color: rgba(255,255,255,0.3);
    font-size: 0.8rem;
    padding-bottom: 1.5rem;
}

/* === LANGUAGE SWITCHER === */
.language-switcher a {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 2px 8px;
    transition: color 0.15s;
}

/* === PAGE HEADER === */
.page-header-industrial {
    background: var(--ind-charcoal);
    padding: 3rem 0;
    color: #fff;
}
.page-header-industrial h1 {
    font-size: 2.2rem;
    letter-spacing: 0.15em;
    margin: 0;
}
.page-header-industrial .breadcrumb-item,
.page-header-industrial .breadcrumb-item a {
    color: rgba(255,255,255,0.5);
    font-family: var(--font-body);
    text-transform: none;
    font-size: 0.85rem;
    letter-spacing: 0;
}
.page-header-industrial .breadcrumb-item.active {
    color: var(--ind-amber);
}

/* === CONTENT === */
.content p {
    line-height: 1.8;
    margin-bottom: 1rem;
    color: var(--ind-gray);
}
.content h2, .content h3 {
    color: var(--ind-charcoal);
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

/* === PRODUCT DETAIL === */
.product-card {
    border: 2px solid #e0e0e0;
    border-radius: 0;
    overflow: hidden;
    transition: border-color 0.2s;
}
.product-card:hover {
    border-color: var(--ind-amber);
    transform: none;
    box-shadow: none !important;
}
.product-card .product-img {
    height: 200px;
    object-fit: cover;
}
.product-card .card-body {
    border-top: 3px solid var(--ind-amber);
    padding: 1.2rem;
}

/* === CONTACT FORM === */
.contact-form .form-label {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--ind-medium);
}

/* === SPECS TABLE === */
.specs-table th {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
    color: var(--ind-medium);
    font-weight: 600;
    border-bottom: 2px solid #e0e0e0;
}
.specs-table td {
    font-weight: 500;
    border-bottom: 1px solid #e0e0e0;
}

/* === ADMIN SIDEBAR === */
.sidebar .nav-link {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
    border-radius: 0 !important;
}
.sidebar .nav-link:hover {
    color: #fff !important;
    background-color: rgba(255,255,255,0.08);
}
.sidebar .nav-link.active {
    color: var(--ind-amber) !important;
}

/* === NAVBAR DROPDOWN === */
.dropdown-menu-industrial {
    background: var(--ind-charcoal);
    border: none;
    border-top: 3px solid var(--ind-amber);
    border-radius: 0;
    padding: 0;
    min-width: 220px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.dropdown-menu-industrial .dropdown-item {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.7);
    padding: 0.6rem 1.2rem;
    transition: all 0.15s;
}
.dropdown-menu-industrial .dropdown-item:hover,
.dropdown-menu-industrial .dropdown-item:focus {
    background: var(--ind-steel);
    color: var(--ind-amber);
}
.navbar-industrial .dropdown-toggle::after {
    border-top-color: rgba(255,255,255,0.7);
    margin-left: 0.4em;
    vertical-align: 0.1em;
}
.navbar-industrial .dropdown-toggle:hover::after {
    border-top-color: var(--ind-amber);
}
/* Override the nav-link ::after underline for dropdown toggle */
.navbar-industrial .dropdown-toggle.nav-link::after {
    content: '';
    display: inline-block;
    position: static;
    width: auto;
    height: auto;
    background: none;
    transform: none;
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
}

/* === WHATSAPP FLOATING BUTTON === */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #fff !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 16px rgba(37,211,102,0.4);
    z-index: 1050;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37,211,102,0.5);
    color: #fff !important;
}

/* === FOCUS === */
.btn:focus, .btn:active:focus {
    box-shadow: 0 0 0 2px var(--ind-amber);
}
.form-control:focus, .form-check-input:focus {
    box-shadow: none;
    border-color: var(--ind-charcoal);
}

/* === RESPONSIVE — TABLET (≤991px) === */
@media (max-width: 991.98px) {
    .hero-industrial {
        min-height: 380px !important;
    }
    .hero-industrial h1 {
        font-size: 2.2rem;
        letter-spacing: 0.1em;
    }
    .hero-slide {
        min-height: 400px;
    }
    .hero-slide-content h1 {
        font-size: 2.2rem;
        letter-spacing: 0.1em;
    }
    .section-industrial {
        padding: 3rem 0;
    }
    .section-title {
        font-size: 1.7rem;
    }
    .video-section {
        padding: 2rem 0;
    }
    .cta-industrial {
        padding: 3rem 0;
    }
    .cta-industrial h2 {
        font-size: 1.5rem;
    }
    .page-header-industrial {
        padding: 2rem 0;
    }
    .page-header-industrial h1 {
        font-size: 1.8rem;
    }
    .footer-industrial {
        padding-top: 2.5rem;
    }
    .about-content {
        font-size: 1rem;
    }
    .sustainability-desc {
        font-size: 1rem;
    }
}

/* === RESPONSIVE — MOBILE (≤767px) === */
@media (max-width: 767.98px) {
    .hero-slide {
        min-height: 360px;
    }
    .hero-slide-content h1 {
        font-size: 1.8rem;
        letter-spacing: 0.06em;
    }
    .hero-slide-content .hero-subtitle {
        font-size: 1rem;
    }
    .section-industrial {
        padding: 2.5rem 0;
    }
    .section-title {
        font-size: 1.5rem;
    }
    .video-section {
        padding: 1.5rem 0;
    }
    .video-section .video-wrapper {
        border: none;
        box-shadow: none;
    }
    .card-industrial .card-img-top {
        height: 200px;
    }
    .card-industrial .card-body {
        padding: 1.2rem;
    }
    /* Contact info box */
    #contact-map {
        height: 250px !important;
    }
    /* Product detail thumbnails */
    .product-card .product-img {
        height: 160px;
    }
    /* Specs table */
    .specs-table th,
    .specs-table td {
        font-size: 0.85rem;
        padding: 0.5rem;
    }
}

/* === RESPONSIVE — SMALL MOBILE (≤575px) === */
@media (max-width: 575.98px) {
    .hero-slide {
        min-height: 300px;
    }
    .hero-slide-content h1 {
        font-size: 1.4rem;
        letter-spacing: 0.04em;
    }
    .hero-slide-content .hero-subtitle {
        font-size: 0.9rem;
        margin-top: 0.5rem;
    }
    .hero-slide-content .hero-line {
        width: 50px;
        height: 3px;
        margin: 1rem 0;
    }
    .hero-carousel .carousel-indicators {
        margin-bottom: 1rem;
    }
    .hero-carousel .carousel-indicators button {
        width: 24px;
        height: 3px;
    }
    /* Top bar */
    .top-bar {
        font-size: 0.72rem;
    }
    .top-bar .d-flex.gap-4 {
        gap: 0.3rem !important;
        flex-direction: column;
    }
    .top-bar .language-switcher {
        gap: 0.25rem !important;
    }
    /* Sections */
    .section-industrial {
        padding: 2rem 0;
    }
    .section-title {
        font-size: 1.3rem;
        padding-bottom: 0.5rem;
    }
    .section-title::after {
        width: 40px;
        height: 3px;
    }
    /* Video */
    .video-section {
        padding: 1rem 0;
    }
    .video-section .container {
        padding-left: 0;
        padding-right: 0;
    }
    .video-section::before {
        height: 3px;
    }
    /* Feature blocks */
    .feature-block {
        padding: 1.2rem 1rem;
        margin-bottom: 0;
    }
    .feature-block i {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }
    .feature-block h5 {
        font-size: 0.75rem;
        letter-spacing: 0.08em;
    }
    /* Cards */
    .card-industrial .card-img-top {
        height: 180px;
    }
    .card-industrial .card-body {
        padding: 1rem;
    }
    .card-industrial .card-body h5 {
        font-size: 1rem;
    }
    /* CTA */
    .cta-industrial {
        padding: 2.5rem 0;
    }
    .cta-industrial h2 {
        font-size: 1.2rem;
        margin-bottom: 1rem !important;
    }
    /* Page header */
    .page-header-industrial {
        padding: 1.5rem 0;
    }
    .page-header-industrial h1 {
        font-size: 1.4rem;
        letter-spacing: 0.08em;
    }
    .page-header-industrial .breadcrumb {
        font-size: 0.75rem;
    }
    /* Footer */
    .footer-industrial {
        padding-top: 2rem;
        font-size: 0.85rem;
    }
    .footer-industrial h5 {
        font-size: 0.8rem;
        margin-bottom: 1rem;
    }
    .footer-industrial .footer-bottom {
        font-size: 0.72rem;
    }
    /* Buttons */
    .btn {
        font-size: 0.8rem;
        padding: 0.5rem 1.2rem;
    }
    .btn-lg {
        font-size: 0.9rem !important;
        padding: 0.6rem 1.5rem !important;
    }
    /* Contact page */
    .contact-form .form-label {
        font-size: 0.75rem;
    }
    .form-control, .form-select {
        font-size: 0.9rem;
    }
    /* Content */
    .content p {
        font-size: 0.95rem;
        line-height: 1.7;
    }
    /* Navbar */
    .navbar-industrial {
        padding: 0.5rem 0;
    }
    .navbar-industrial .navbar-brand {
        font-size: 1.1rem;
    }
    /* About & Sustainability */
    .about-content {
        font-size: 0.95rem;
        line-height: 1.7;
    }
    .sustainability-desc {
        font-size: 0.92rem;
    }
    .sustainability-img {
        max-width: 100%;
    }
    /* WhatsApp */
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
        font-size: 1.5rem;
    }
}