/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* Color Variables */
:root {
    --primary-blue: #1e3259;
    --secondary-blue: #335a95;
    --dark-blue: #162642;
    --light-blue: #eaf0fa;
    --dark-gray: #374151;
    --medium-gray: #6b7280;
    --light-gray: #f3f4f6;
    --white: #ffffff;
    --black: #000000;
    --accent-blue: #0ea5e9;
    --success-green: #10b981;
    --border-color: #e5e7eb;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary-blue);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 1.875rem;
    font-weight: 600;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    color: var(--dark-gray);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    border-color: var(--primary-blue);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--dark-blue), var(--primary-blue));
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 50, 89, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 50, 89, 0.2);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1rem 0;
}

.nav {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    max-width: none;
    margin: 0;
    padding-left: 30px;
    padding-right: 30px;
}

.nav-brand h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin: 0;
}

.nav-brand img {
    width: 333px;
    height: auto;
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.25rem;
    margin: 0;
    margin-left: auto;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-blue);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width 0.3s ease;
}

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

/* Dropdown (Sektörler) - ayrık ok düğmesi ve overlay menü */
.nav-item.dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.nav-item.dropdown .dropdown-toggle {
    background: none;
    border: none;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--dark-gray);
    padding: 0;
    border-radius: 6px;
}

.nav-item.dropdown .dropdown-toggle:hover {
    background: rgba(30, 50, 89, 0.08);
}

.nav-item.dropdown .dropdown-toggle .chevron-icon {
    width: 16px;
    height: 16px;
    transition: transform 180ms ease, color 180ms ease;
    color: var(--dark-gray);
}

.nav-item.dropdown.open .dropdown-toggle .chevron-icon {
    color: var(--primary-blue);
    transform: rotate(180deg);
}

.nav-item.dropdown:hover .dropdown-toggle .chevron-icon {
    color: var(--primary-blue);
    transform: rotate(180deg);
}

.nav-item.dropdown .dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 220px;
    background: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 25px rgba(30, 50, 89, 0.15);
    border-radius: 8px;
    padding: 0.5rem 0;
    list-style: none; /* Menü öğelerindeki varsayılan nokta ikonlarını kaldır */
    margin: 0; /* Varsayılan dış boşlukları sıfırla */
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 0s linear 180ms;
    z-index: 1002;
    pointer-events: none;
}

.nav-item.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity 180ms ease, transform 180ms ease, visibility 0s;
    pointer-events: auto;
}

.nav-item.dropdown .dropdown-menu li a.nav-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--dark-gray);
}

/* Dropdown içindeki liste öğelerinde nokta (marker) göstermeyi tamamen kapat */
.nav-item.dropdown .dropdown-menu li {
    list-style: none;
}

.nav-item.dropdown .dropdown-menu li a.nav-link:hover {
    background: var(--light-gray);
    color: var(--primary-blue);
}

@media (max-width: 768px) {
    .nav-item.dropdown {
        gap: 4px;
        display: block;
        position: relative;
    }
    .nav-item.dropdown .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        padding: 0; /* Mobilde de liste noktalarını kapalı tut */
        list-style: none;
        width: 100%;
        opacity: 0;
        visibility: hidden;
        transform: none;
        transition: none;
        pointer-events: none;
        display: none; /* kapalıyken yer kaplamasın */
    }
    /* Mobilde dropdown yalnızca hamburger menü açıkken görünür */
    .nav-menu.active .nav-item.dropdown.open .dropdown-menu {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        display: block; /* açıkken görünür ve yer kaplar */
    }
    /* Mobilde hover etkisini açık durumda baskılama: sadece açık değilken gizle */
    .nav-item.dropdown:not(.open):hover .dropdown-menu {
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
    }
    .nav-menu.active .nav-item.dropdown.open:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
    /* Mobilde 'Sektörler' link alanını diğer öğelerle eşitle */
    .nav-item.dropdown > .nav-link {
        display: block;
        padding: 1rem;
        font-size: 1.1rem;
        width: 100%;
        box-sizing: border-box;
    }
    /* Mobilde ok simgesini sağa hizala; link alanı sabit kalsın */
    .nav-item.dropdown .dropdown-toggle {
        position: absolute;
        right: 16px;
        /* Menü açıldığında konteynerin yüksekliği artıyor, 50% ortalama ok düğmesini aşağı taşır.
           Bu nedenle ok düğmesini 'Sektörler' satırına sabitlemek için sabit bir üst boşluk kullanıyoruz. */
        top: 22px;
        transform: none;
        width: 28px;
        height: 28px;
    }
    .nav-item.dropdown .dropdown-menu li a.nav-link {
        padding: 0.75rem 1rem;
        font-size: 1.05rem;
    }
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    background: none;
    border: none;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, 
        rgba(30, 50, 89, 0.55),
        rgba(22, 38, 66, 0.65)
    );
    backdrop-filter: blur(1px);
    z-index: 2;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.hero-title .highlight {
    color: #4f6faa;
    font-weight: 800;
    letter-spacing: 0.1px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.45);
    -webkit-text-stroke: 0;
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: initial;
    background-clip: initial;
    filter: none;
}

.highlight::before {
    content: none;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #f7fafc;
    margin-bottom: 2rem;
    line-height: 1.6;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    transform: rotate(15deg);
}

.tech-card {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(30, 58, 138, 0.3);
    animation: float 6s ease-in-out infinite;
}

.tech-card:nth-child(2) {
    animation-delay: -2s;
}

.tech-card:nth-child(3) {
    animation-delay: -4s;
}

.tech-card:nth-child(4) {
    animation-delay: -6s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: var(--primary-blue);
}

/* Services Overview */
.services-overview {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.service-card p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Service card media (image) */
:root {
    /* Kart köşe yarıçapı için ortak değişken */
    --card-radius: 16px;
}

.service-card {
    border-radius: var(--card-radius);
}

.service-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9; /* Tutarlılık için 16:9 oranı */
    border-radius: var(--card-radius);
    overflow: hidden; /* Köşe maskesi */
    margin-bottom: 1rem;
}

.service-thumb picture,
.service-thumb img {
    display: block;
    width: 100%;
    height: 100%;
}

.service-thumb img {
    object-fit: cover; /* Taşmaları kırp ve merkezi doldur */
}

.service-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.6) 100%);
    pointer-events: none; /* Etkileşimi engellemez */
}

.service-thumb .overlay-title {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 0.75rem 1rem;
    color: #fff;
    font-weight: 600;
    font-size: 1.125rem;
    z-index: 1; /* Gradient üstü */
}

/* Detailed Services */
.services {
    background: var(--light-gray);
}

.services-detailed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-category {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--primary-blue);
}

.service-category h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.service-category ul {
    list-style: none;
}

.service-category li {
    padding: 0.75rem 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.service-category li:last-child {
    border-bottom: none;
}

.service-category li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
    font-size: 0.8rem;
}

/* Sectors */
.sectors {
    background: var(--white);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: 4rem; /* kartlar arası boşluğu artır */
    margin-top: 3rem;
}

.sector-card {
    background: transparent; /* beyaz arka plan çerçevesini kaldır */
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: none; /* dış çerçeveyi kaldır */
    position: relative;
    overflow: hidden;
    min-height: clamp(360px, 42vh, 420px);
    aspect-ratio: 16 / 9; /* tek tip oran */
    display: block; /* anchor kart için */
    color: inherit;
    text-decoration: none;
}

.sector-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
}

/* Tam genişlik arka plan görseli */
.sector-card .sector-media {
    position: absolute;
    inset: 0;
    z-index: 0; /* görsel arka planda, içerik üstte */
    border-radius: inherit;
    overflow: hidden;
}

.sector-card .sector-media picture,
.sector-card .sector-media img {
    width: 100%;
    height: 100%;
    display: block;
}

.sector-card .sector-media img {
    object-fit: cover; /* 16:9 veya 4:3 oranında kırpma */
    transition: transform 320ms ease;
}

.sector-card .sector-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.5) 35%,
        rgba(0, 0, 0, 0.3) 65%,
        rgba(0, 0, 0, 0.0) 100%
    ); /* 45–60% opaklıkta koyu overlay */
    pointer-events: none;
}

/* İçerik üstte ve okunaklı */
.sector-card .sector-content {
    position: relative;
    z-index: 1;
}

.sector-card .sector-content h3 {
    margin-bottom: 1rem;
    color: var(--white);
    font-size: 1.75rem;
}

.sector-card .sector-content > p {
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.92);
    font-size: 1.1rem;
}

.sector-card .sector-content ul {
    list-style: none;
}

.sector-card .sector-content li {
    padding: 0.5rem 0;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    padding-left: 1.5rem;
}

.sector-card .sector-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: bold;
}

.sector-card:hover {
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.18);
}

.sector-card:hover .sector-media img {
    transform: scale(1.03); /* hafif zoom */
}

.sector-card:focus-visible {
    outline: 3px solid var(--primary-blue);
    outline-offset: 4px;
}

/* Önceki küçük ikon yapısı (artık kullanılmıyor) yine de geriye dönük uyumluluk için tutuldu */
.sector-card .sector-icon {
    width: clamp(64px, 6vw, 96px);
    height: clamp(64px, 6vw, 96px);
    margin-bottom: 1.5rem;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    background: var(--white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sector-card .sector-icon picture,
.sector-card .sector-icon img {
    display: block;
    width: 100%;
    height: 100%;
}

.sector-card .sector-icon img {
    object-fit: contain; /* ikonlar kırpılmadan kutuya sığar */
}

/* Varsayılan başlık (ikonsuz kullanımlarda). Yeni tam görsel kartlarda .sector-content h3 geçerli. */
.sector-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
    font-size: 1.75rem;
}

/* Varsayılan paragraf (ikonsuz kullanımlarda). Yeni tam görsel kartlarda .sector-content > p geçerli. */
.sector-card > p {
    margin-bottom: 2rem;
    color: var(--dark-gray);
    font-size: 1.1rem;
}

.sector-card ul {
    list-style: none;
}

.sector-card li {
    padding: 0.5rem 0;
    color: var(--medium-gray);
    position: relative;
    padding-left: 1.5rem;
}

.sector-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: bold;
}

/* Quality Section */
.quality {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
}

.quality .section-title {
    color: var(--white);
}

.quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.quality-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.quality-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    display: block;
    margin-bottom: 0.5rem;
}

.quality-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
}

/* About Section */
.about {
    background: var(--light-gray);
    padding-bottom: 2rem; /* Paragraf sonrası fazla boşluğu azalt */
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text h2 {
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--secondary-blue);
}

.feature-item h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
}

.feature-item p {
    color: var(--medium-gray);
    font-size: 0.95rem;
    margin: 0;
}

/* Contact Section */
.contact {
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
    font-size: 1.25rem;
}

.contact-item p {
    color: var(--dark-gray);
    margin: 0;
}

.contact-form {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.contact-form button {
    width: 100%;
    border: none;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    padding: 5rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footerGrid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23footerGrid)"/></svg>');
    opacity: 0.3;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.footer-brand {
    position: relative;
}

.footer-brand::before {
    content: '';
    position: absolute;
    top: -1rem;
    left: -1rem;
    width: 4px;
    height: 60px;
    background: linear-gradient(to bottom, #1e3259, #335a95);
    border-radius: 2px;
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section h4 {
    color: #e2e8f0;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.3;
    position: relative;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(to right, #1e3259, #335a95);
    border-radius: 1px;
}

.footer-section p {
    color: #cbd5e1;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
    font-weight: 400;
}

.footer-brand p {
    font-size: 1.2rem;
    color: #94a3b8;
    font-style: italic;
    margin-bottom: 2rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section li {
    margin-bottom: 1rem;
    transform: translateX(0);
    transition: transform 0.3s ease;
}

.footer-section li:hover {
    transform: translateX(5px);
}

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    line-height: 1.6;
    font-weight: 400;
    position: relative;
    display: inline-block;
}

.footer-section a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, #3b82f6, #06b6d4);
    transition: width 0.3s ease;
}

.footer-section a:hover {
    color: var(--white);
    transform: translateY(-1px);
}

.footer-section a:hover::before {
    width: 100%;
}

.footer-contact {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-contact p::before {
    content: '📧';
    font-size: 1.2rem;
}

.footer-contact p:last-child::before {
    content: '📞';
}

.footer-bottom {
    text-align: center;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    z-index: 1;
}

.footer-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: linear-gradient(to right, transparent, #1e3259, transparent);
}

.footer-bottom p {
    color: #94a3b8;
    margin: 0;
    font-size: 1rem;
    line-height: 1.5;
    font-weight: 400;
    opacity: 0.8;
}

/* Scroll Animations */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-animate.animate {
    opacity: 1;
    transform: translateY(0);
}

.service-category.scroll-animate {
    transform: scale(0.95) translateY(30px);
}

.service-category.scroll-animate.animate {
    transform: scale(1) translateY(0);
}

.feature-card.scroll-animate {
    transform: rotateY(15deg) translateY(30px);
}

.feature-card.scroll-animate.animate {
    transform: rotateY(0) translateY(0);
}

.quality-item.scroll-animate {
    transform: scale(0.8) translateY(30px);
}

.quality-item.scroll-animate.animate {
    transform: scale(1) translateY(0);
}

/* .contact-item.scroll-animate {
    transform: translateX(-30px) translateY(30px);
}

.contact-item.scroll-animate.animate {
    transform: translateX(0) translateY(0);
} */

section.scroll-animate:not(.contact-section) {
    transform: translateY(50px);
}

section.scroll-animate.animate:not(.contact-section) {
    transform: translateY(0);
}

.contact-section {
    opacity: 1 !important;
    transform: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
        position: fixed;
        top: 14px;
        right: 16px;
        z-index: 1100; /* header (1000) üzerinde kalır */
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px; /* üst bar yüksekliği korunur */
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        backdrop-filter: blur(10px);
        padding: 1.25rem 0;
        gap: 0.5rem;
        margin-left: 0; /* base stilindeki auto margin’i nötrle */
        height: calc(100vh - 80px); /* açıldığında sayfanın geri kalanını kaplar */
        min-height: calc(100vh - 80px);
        overflow-y: auto; /* menü uzun olduğunda kendi içinde kaydırılır */
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 0; /* boşluğu gap ile yöneteceğiz */
    }
    
    .nav-menu a {
        font-size: 1.1rem;
        padding: 1rem;
        display: block;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    /* Servis kartlarında görsel oranı ve boşlukları mobilde standardize et */
    .service-card {
        padding: 2rem;
    }
    .service-thumb {
        aspect-ratio: 4 / 3;
        margin-bottom: 0.75rem;
    }
    .service-thumb .overlay-title {
        padding: 0.5rem 0.75rem;
        font-size: 1rem;
        text-align: center;
    }
    
    .services-detailed-grid {
        grid-template-columns: 1fr;
    }
    
    .sectors-grid {
        grid-template-columns: 1fr;
        gap: 3rem; /* mobilde de rahat boşluk */
    }
    /* Sektörler mobilde: yatay taşmayı engelle ve içte slider oluştur */
    .sectors {
        overflow-x: hidden; /* sayfa düzeyinde yatay scroll’u engelle */
    }
    .sectors-grid {
        display: flex;                /* grid yerine esnek satır */
        overflow-x: auto;             /* bölüm içinde yatay kaydırma */
        -webkit-overflow-scrolling: touch; /* iOS için yumuşak kaydırma */
        scroll-snap-type: x mandatory;     /* tek tek karta kilitlen */
        gap: 1rem;                         /* kartlar arası boşluğu azalt */
        padding-bottom: 0.5rem;            /* alttaki gölge/oval köşe için pay */
        position: relative;                /* ipucu pseudo-elementi için bağlam */
    }
    .sectors-grid::-webkit-scrollbar { display: none; }
    .sectors-grid { scrollbar-width: none; }
    .sector-card {
        flex: 0 0 100%;               /* her seferinde tek kart tam genişlik */
        max-width: 100%;
        scroll-snap-align: start;     /* kart başından hizalan */
        aspect-ratio: unset;          /* sabit oranı kaldır */
        min-height: unset;            /* min yükseklik zorunluluğunu kaldır */
        overflow: visible;            /* içerik taşmasını kesme */
        padding: 2rem;                /* mobilde daha kompakt iç boşluk */
    }
    /* Hedef Sektörlerimiz mobil görünümde mavi üst çizgiyi kaldır */
    .sector-card::before {
        display: none;
    }
    /* Mobilde sektör slider için pagination göstergeleri */
    .sectors-pagination {
        display: flex;
        justify-content: center;
        gap: 0.5rem;
        margin-top: 0.75rem;
    }
    .sectors-pagination .sp-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        border: none;
        background: #BFD9FF; /* açık mavi, pasif nokta */
        opacity: 0.7;
        transition: transform 0.2s ease, opacity 0.2s ease, background-color 0.2s ease;
    }
    .sectors-pagination .sp-dot.active {
        background: #2F80ED; /* ana mavi, aktif nokta */
        opacity: 1;
        animation: spDotPulse 600ms ease;
    }
    .sectors-pagination .sp-dot:focus-visible {
        outline: 2px solid #2F80ED;
        outline-offset: 2px;
    }

    /* Nokta göstergesini kart başlığı altına hizala (içerikteyse) */
    .sector-card .sector-content .sectors-pagination {
        justify-content: flex-start;
        margin-top: 0.25rem;
        margin-bottom: 0.5rem;
    }

    /* Sağa kaydır ipucu: hafif chevron animasyonu */
    .sectors-grid.show-swipe-hint::after {
        content: '›';
        position: absolute;
        right: 8px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 22px;
        color: rgba(47, 128, 237, 0.85);
        text-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
        animation: swipeRight 1.8s ease-out 2;
        pointer-events: none;
    }
    @keyframes spDotPulse {
        0% { transform: scale(1); opacity: 0.85; }
        50% { transform: scale(1.25); opacity: 1; }
        100% { transform: scale(1); opacity: 0.95; }
    }
    @keyframes swipeRight {
        0% { opacity: 0; transform: translateY(-50%) translateX(0); }
        20% { opacity: 1; }
        100% { opacity: 0; transform: translateY(-50%) translateX(14px); }
    }
    @media (prefers-reduced-motion: reduce) {
        .sectors-grid.show-swipe-hint::after { animation: none; }
        .sectors-pagination .sp-dot.active { animation: none; }
    }
    
    .quality-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .hero {
        padding-top: 80px;
    }
    
    .tech-grid {
        transform: none;
        gap: 0.5rem;
    }
    
    .tech-card {
        width: 80px;
        height: 80px;
        font-size: 0.9rem;
    }

    /* Mobilde logo genişliğini düşürerek hamburger için alan aç */
    .nav-brand img {
        width: 180px;
    }
}

/* Mobil menü açıkken sayfa arka planında kaydırmayı durdur */
body.menu-open {
    overflow: hidden;
}

/* Page Header Styles */
.page-header {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    padding: 6rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
    border-radius: 24px 24px 0 0; /* üst köşeleri oval */
}

/* Services Page Header Background */
.page-header.services-header {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/resim1.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Sectors Page Header Background */
.page-header.sectors-header {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/resim2.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Sektör bazlı üst başlık arka planları */
.page-header.sectors-header.sector-defense {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/optimized/savunma-sanayi-1280.webp');
}
.page-header.sectors-header.sector-aviation {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/optimized/havacilik-uzay-1280.webp');
}
.page-header.sectors-header.sector-medical {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/optimized/medikal-elektronik-1280.webp');
}
.page-header.sectors-header.sector-automation {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/optimized/endustriyel-otomasyon-1280.webp');
}
.page-header.sectors-header.sector-it {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/optimized/elektronik-uretim-1280.webp');
}

/* Sektör alt sayfa içerik section’larına arka plan görselleri */
.sectors-detail.sector-defense {
    background: linear-gradient(135deg, rgba(30,50,89,0.20), rgba(51,90,149,0.28)), url('images/optimized/savunma-sanayi-1280.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.sectors-detail.sector-aviation {
    background: linear-gradient(135deg, rgba(30,50,89,0.20), rgba(51,90,149,0.28)), url('images/optimized/havacilik-uzay-1280.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.sectors-detail.sector-medical {
    background: linear-gradient(135deg, rgba(30,50,89,0.20), rgba(51,90,149,0.28)), url('images/optimized/medikal-elektronik-1280.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.sectors-detail.sector-automation {
    background: linear-gradient(135deg, rgba(30,50,89,0.20), rgba(51,90,149,0.28)), url('images/optimized/endustriyel-otomasyon-1280.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
.sectors-detail.sector-it {
    background: linear-gradient(135deg, rgba(30,50,89,0.20), rgba(51,90,149,0.28)), url('images/optimized/elektronik-uretim-1280.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* About Page Header Background */
.page-header.about-header {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/resim5.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Contact Page Header Background */
.page-header.contact-header {
    background: linear-gradient(135deg, rgba(30, 50, 89, 0.60), rgba(51, 90, 149, 0.70)), url('images/resim5.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
    opacity: 0.3;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    color: var(--white) !important;
    text-shadow: 0 8px 24px rgba(0,0,0,0.35);
    letter-spacing: 0.3px;
}

.page-header h1::after {
    content: "";
    display: block;
    width: 88px;
    height: 3px;
    margin-top: 0.75rem;
    background: linear-gradient(90deg, rgba(255,255,255,0.75), rgba(255,255,255,0.35));
    border-radius: 999px;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
    color: var(--white) !important;
}

/* Service header enhancements */
.page-header .container {
    max-width: 1100px;
}

.page-header.services-header .container {
    background: rgba(14, 29, 51, 0.35);
    backdrop-filter: blur(2px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 2rem 2rem 2.25rem;
}

.page-header .usp-list {
    list-style: none;
    padding: 0;
    margin: 1.25rem 0 1.75rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem 1.5rem;
}

.page-header .usp-list li {
    position: relative;
    padding-left: 2.1rem;
    color: var(--white);
    font-weight: 600;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    padding-top: 0.6rem;
    padding-bottom: 0.6rem;
}

.page-header .usp-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1.35rem;
    height: 1.35rem;
    line-height: 1.35rem;
    text-align: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
    box-shadow: 0 3px 10px rgba(0,0,0,0.25);
}

.page-header .header-cta {
    position: relative;
    z-index: 1;
}

.page-header .header-cta .btn {
    padding: 0.9rem 1.4rem;
    font-size: 1rem;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.25);
    background: linear-gradient(180deg, rgba(255,255,255,0.15), rgba(255,255,255,0.05));
    border: 1px solid rgba(255,255,255,0.25);
}

.page-header .header-cta .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.3);
}

@media (max-width: 768px) {
    .page-header .usp-list {
        grid-template-columns: 1fr;
    }
}

/* gentle entrance animation */
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.page-header .container > * {
    animation: fadeSlideIn 500ms ease both;
}

/* Services Detail Styles */
.services-detail {
    padding: 5rem 0;
    background: var(--light-gray);
}

.service-item {
    background: var(--white);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.service-icon {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.service-item h2 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-item p {
    color: var(--dark-gray);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.service-item ul {
    list-style: none;
    padding: 0;
}

.service-item li {
    padding: 0.75rem 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.service-item li:last-child {
    border-bottom: none;
}

.service-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Hizmet alt sayfalarında (services-header sonrası) liste ikonlarını kaldır */
.page-header.services-header ~ .service-item li::before {
    content: none;
}
.page-header.services-header ~ .service-item li {
    padding-left: 0;
}

/* Sectors Detail Styles */
.sectors-detail {
    padding: 2rem 0;
    background: var(--light-gray);
}

.sector-item {
    background: var(--white);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 4rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.sector-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.sector-icon {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

/* Savunma Elektroniği başlığının arkasını kaplayan arka plan görseli */
.sector-header.sector-bg-defense {
    position: relative;
    background: linear-gradient(135deg, rgba(30,50,89,0.45), rgba(51,90,149,0.55)), url('images/optimized/savunma-sanayi-1280.webp');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    border-bottom: none;
    padding: 3rem 2rem; /* görsel alanını artır */
    color: #fff;
}
.sector-header.sector-bg-defense h2 { color: #fff; }
.sector-header.sector-bg-defense p { color: rgba(255, 255, 255, 0.92); }

/* Diğer sektör başlıkları için arka plan görselleri */
.sector-header.sector-bg-aviation {
    position: relative;
    background: linear-gradient(135deg, rgba(30,50,89,0.45), rgba(51,90,149,0.55)), url('images/optimized/havacilik-uzay-1280.webp');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    border-bottom: none;
    padding: 3rem 2rem;
    color: #fff;
}
.sector-header.sector-bg-aviation h2 { color: #fff; }
.sector-header.sector-bg-aviation p { color: rgba(255, 255, 255, 0.92); }

.sector-header.sector-bg-medical {
    position: relative;
    background: linear-gradient(135deg, rgba(30,50,89,0.45), rgba(51,90,149,0.55)), url('images/optimized/medikal-elektronik-1280.webp');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    border-bottom: none;
    padding: 3rem 2rem;
    color: #fff;
}
.sector-header.sector-bg-medical h2 { color: #fff; }
.sector-header.sector-bg-medical p { color: rgba(255, 255, 255, 0.92); }

.sector-header.sector-bg-automation {
    position: relative;
    background: linear-gradient(135deg, rgba(30,50,89,0.45), rgba(51,90,149,0.55)), url('images/optimized/endustriyel-otomasyon-1280.webp');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    border-bottom: none;
    padding: 3rem 2rem;
    color: #fff;
}
.sector-header.sector-bg-automation h2 { color: #fff; }
.sector-header.sector-bg-automation p { color: rgba(255, 255, 255, 0.92); }

.sector-header.sector-bg-it {
    position: relative;
    background: linear-gradient(135deg, rgba(30,50,89,0.45), rgba(51,90,149,0.55)), url('images/optimized/elektronik-uretim-960.webp');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    border-bottom: none;
    padding: 3rem 2rem;
    color: #fff;
}
.sector-header.sector-bg-it h2 { color: #fff; }
.sector-header.sector-bg-it p { color: rgba(255, 255, 255, 0.92); }

.sector-item h2 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.sector-header p {
    color: var(--dark-gray);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

.sector-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

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

.feature-item {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-blue);
}

.feature-item h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.feature-item p {
    color: var(--dark-gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

.sector-capabilities h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.sector-capabilities ul {
    list-style: none;
    padding: 0;
}

.sector-capabilities li {
    padding: 1rem 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.sector-capabilities li:last-child {
    border-bottom: none;
}

.sector-capabilities li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--secondary-blue);
    font-size: 0.9rem;
}

/* Quality Standards */
.quality-standards {
    padding: 4rem 0;
    background: var(--white);
}

.quality-standards h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-blue);
    font-size: 2.5rem;
}

.standards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.standard-item {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border-top: 4px solid var(--primary-blue);
}

.standard-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.standard-item p {
    color: var(--dark-gray);
    font-size: 0.95rem;
}

/* About Page Styles */
.company-story {
    padding: 5rem 0;
    background: var(--white);
}

.story-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.story-text h2 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.story-text p {
    color: var(--dark-gray);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 12px;
    border-top: 4px solid var(--primary-blue);
}

.stat-item h3 {
    color: var(--primary-blue);
    font-size: 3rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.stat-item p {
    color: var(--dark-gray);
    font-size: 1rem;
    font-weight: 500;
}

/* Vision Mission */
.vision-mission {
    padding: 5rem 0;
    background: var(--light-gray);
}

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

.vm-item {
    background: var(--white);
    padding: 3rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.vm-icon {
    color: var(--primary-blue);
    margin-bottom: 2rem;
}

.vm-item h3 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.vm-item p {
    color: var(--dark-gray);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Company Values */
.company-values {
    padding: 5rem 0;
    background: var(--white);
}

.company-values h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-blue);
    font-size: 2.5rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.value-item {
    background: var(--light-gray);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
}

.value-icon {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.value-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.value-item p {
    color: var(--dark-gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Team Section */
.team-section {
    padding: 5rem 0;
    background: var(--light-gray);
}

.team-section h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-blue);
    font-size: 2.5rem;
}

.team-intro {
    text-align: center;
    color: var(--dark-gray);
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

.team-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.team-stat {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.team-stat h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.team-stat p {
    color: var(--dark-gray);
    font-size: 1rem;
}

.expertise-areas h3 {
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 2rem;
    font-size: 2rem;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.expertise-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    color: var(--dark-gray);
    font-size: 0.95rem;
    font-weight: 500;
    border-left: 4px solid var(--primary-blue);
    transition: transform 0.3s ease;
}

.expertise-item:hover {
    transform: translateY(-3px);
}

/* Certifications */
.certifications {
    padding: 4rem 0;
    background: var(--white);
}

.certifications h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-blue);
    font-size: 2.5rem;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.cert-item {
    background: var(--light-gray);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    text-align: center;
    border-top: 4px solid var(--primary-blue);
}

.cert-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.cert-item p {
    color: var(--dark-gray);
    font-size: 0.95rem;
}

/* Contact Page Styles */
.contact-section {
    padding: 5rem 0;
    background: var(--light-gray);
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.contact-form-container {
    background: var(--white);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

.contact-form-container h2 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.contact-form-container p {
    color: var(--dark-gray);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    color: var(--dark-gray);
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    flex-direction: row !important;
    align-items: flex-start;
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    margin: 0;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.privacy-link {
    color: var(--primary-blue);
    text-decoration: underline;
}

.privacy-link:hover {
    color: var(--secondary-blue);
}

/* Contact Info */
.contact-info {
    background: var(--white);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    height: fit-content;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

.contact-info h2 {
    color: var(--primary-blue);
    margin-bottom: 2rem;
    font-size: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.contact-item:last-of-type {
    border-bottom: none;
    margin-bottom: 2rem;
}

.contact-icon {
    color: var(--primary-blue);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.contact-details h3 {
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.contact-details p {
    color: var(--dark-gray);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.emergency-contact {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--accent-orange);
}

.emergency-contact h3 {
    color: var(--accent-orange);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.emergency-contact p {
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}

.emergency-number {
    color: var(--accent-orange) !important;
    font-weight: 600;
    font-size: 1.2rem !important;
}

/* Map Section */
.map-section {
    padding: 4rem 0;
    background: var(--white);
}

.map-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-blue);
    font-size: 2.5rem;
}

.map-container {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.map-placeholder {
    background: var(--light-gray);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.map-content {
    text-align: center;
    color: var(--dark-gray);
}

.map-content svg {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.map-content h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.map-content p {
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: var(--light-gray);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-blue);
    font-size: 2.5rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.faq-item {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.faq-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.faq-item p {
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Accordion (details/summary) for FAQ/troubleshooting */
.accordion {
    display: grid;
    gap: 1rem;
}

details.faq-item {
    background: var(--white);
    padding: 1.25rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0,0,0,0.06);
}

details.faq-item[open] {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    border-color: rgba(0,0,0,0.1);
}

details.faq-item summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-weight: 600;
    color: var(--primary-blue);
}

details.faq-item summary::-webkit-details-marker {
    display: none;
}

details.faq-item summary::after {
    content: '+';
    font-weight: 700;
    color: var(--accent-orange);
}

details.faq-item[open] summary::after {
    content: '−';
}

.faq-answer {
    margin-top: 0.75rem;
    color: var(--dark-gray);
}

.troubleshoot-accordion details.faq-item summary {
    color: var(--dark-gray);
}

.troubleshoot-accordion details.faq-item[open] summary {
    color: var(--primary-blue);
}

/* Active Navigation Link */
.nav-menu a.active {
    color: var(--accent-orange);
    font-weight: 600;
}

.nav-menu a.active::after {
    width: 100%;
    background-color: var(--accent-orange);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 3.2rem;
    margin-bottom: 2rem;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.01em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    color: #ffffff;
}

.cta-section p {
    font-size: 1.6rem;
    margin-bottom: 3rem;
    opacity: 1;
    line-height: 1.7;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 500;
    color: #f8fafc;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* Responsive Design for New Pages */
@media (max-width: 768px) {
    .page-header {
        background-attachment: scroll !important;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
    
    .service-item,
    .sector-item {
        padding: 2rem;
    }
    
    .sector-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .standards-grid,
    .values-grid,
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .story-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .vm-grid {
        grid-template-columns: 1fr;
    }
    
    .team-stats {
        grid-template-columns: 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container,
    .contact-info {
        padding: 2rem;
    }
    
    .cta-section h2 {
        font-size: 2.4rem;
        margin-bottom: 1.5rem;
        line-height: 1.4;
    }
    
    .cta-section p {
        font-size: 1.3rem;
        margin-bottom: 2.5rem;
        line-height: 1.6;
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .nav {
        padding: 0 1rem;
    }
    
    .nav-brand h1 {
        font-size: 1.5rem;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
        width: 100%;
        max-width: 280px;
    }
    
    .standards-grid,
    .values-grid,
    .cert-grid {
        grid-template-columns: 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .story-stats {
        grid-template-columns: 1fr;
    }
    
    .quality-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .service-item,
    .sector-item {
        padding: 1.5rem;
    }
    
    .page-header {
        padding: 4rem 0 3rem;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .page-header p {
        font-size: 0.95rem;
    }
    
    section {
        padding: 2.5rem 0;
    }
    
    /* Contact Form Responsive Fixes */
    .contact-form-container,
    .contact-info {
        padding: 1.5rem;
    }
    
    .contact-form-container h2,
    .contact-info h2 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.875rem;
        font-size: 0.95rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .contact-item {
        gap: 1rem;
        margin-bottom: 2rem;
        padding-bottom: 1.5rem;
    }
    
    .contact-details h3 {
        font-size: 1.1rem;
    }
    
    .contact-details p {
        font-size: 0.9rem;
    }
    
    .emergency-contact {
        padding: 1.5rem;
    }
    
    .emergency-contact h3 {
        font-size: 1.2rem;
    }
    
    .emergency-number {
        font-size: 1.1rem !important;
    }
    
    .cta-section h2 {
        font-size: 2rem;
        margin-bottom: 1.2rem;
        line-height: 1.5;
    }
    
    .cta-section p {
        font-size: 1.1rem;
        margin-bottom: 2rem;
        line-height: 1.7;
        max-width: 95%;
    }
    
    /* Footer h4 Mobile Fix */
    .footer-section h4::after {
        width: 100%;
    }
}
/* Activity Areas (Faaliyet Alanları) - sert, kurumsal grid */
.activity-areas {
    padding: 4rem 0;
    background: var(--white);
}
.activity-areas h2 {
    color: var(--primary-blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
}
.activity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.activity-card {
    position: relative;
    height: 360px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
    border-radius: 0; /* sert kenarlar */
    box-shadow: 0 8px 20px rgba(30, 50, 89, 0.25);
    outline: 1px solid rgba(30, 50, 89, 0.25);
    transition: transform 180ms ease, box-shadow 180ms ease, outline-color 180ms ease;
}
.activity-card .activity-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(20, 30, 60, 0.45) 0%, rgba(20, 30, 60, 0.7) 65%, rgba(20, 30, 60, 0.85) 100%);
}
.activity-card .activity-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-blue);
}
.activity-card .activity-label {
    position: absolute;
    left: 20px;
    bottom: 18px;
    color: var(--white);
    font-weight: 600;
    font-size: 1.15rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.35);
}
.activity-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 28px rgba(20, 30, 60, 0.35);
    outline-color: var(--primary-blue);
}

@media (max-width: 992px) {
    .activity-card { height: 300px; }
}
@media (max-width: 768px) {
    .activity-grid { grid-template-columns: 1fr; }
    .activity-card { height: 260px; }
}
/* Eski dropdown blokları kaldırıldı; yeni overlay ve SVG chevron stilleri yukarıda tanımlıdır. */

/* Sector Showcase Slider */
.sector-showcase {
  padding: 0;
}
.sector-slider {
  position: relative;
}
.sector-slider .slides {
  position: relative;
  height: calc(100vh - 80px);
  border-radius: 8px;
  overflow: hidden;
}
.sector-slider .slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  display: block; /* fade için tüm slaytlar konumda kalsın */
  will-change: opacity;
  transition: opacity 500ms ease-in-out;
  opacity: 0;
  pointer-events: none;
}
.sector-slider .slide.active {
  opacity: 1;
  pointer-events: auto;
}
.sector-slider .slide .slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,18,38,0.35) 0%, rgba(6,18,38,0.7) 100%);
}
.sector-slider .slide .slide-content {
  position: absolute;
  top: 50%;
  left: 25%; /* sol kenardan görüntünün 1/4'ü kadar uzaklık */
  transform: translate(-50%, -50%); /* içerik bloğunu %50 sola kaydır */
  text-align: left; /* yazılar sola yaslı */
  color: #fff; /* beyaz ve okunabilir */
  z-index: 2;
  max-width: 720px;
  width: auto;
  padding: 0 24px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.35);
}
.sector-slider .slide .slide-content h3 {
  margin: 0 0 12px 0;
  font-size: 38px; /* biraz büyütüldü */
  font-weight: 800;
  letter-spacing: 0.2px;
  color: #fff; /* beyaz */
}
.sector-slider .slide .slide-subtitle {
  margin: 0 0 18px 0;
  font-size: 18px; /* biraz büyütüldü */
  line-height: 1.6;
  opacity: 0.92;
  color: #fff; /* beyaz */
}
.sector-slider .slide .btn {
  display: inline-block;
  padding: 12px 18px;
  background: linear-gradient(135deg, #3f6fca, #2b5fb8);
  color: #fff;
  border-radius: 10px;
  font-weight: 500;
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: none !important; /* Keşfet butonu arkasındaki gölgeyi kaldır */
  text-shadow: none; /* Metin gölgesini kaldır */
  transition: background 220ms ease, border-color 180ms ease, color 180ms ease;
}
.sector-slider .slide .btn:hover {
  background: linear-gradient(135deg, #4c7bd4, #356ad1);
  border-color: rgba(255,255,255,0.30);
  transform: none;
  box-shadow: none !important; /* Hover gölgesini de kapat */
}
.sector-slider .slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: transparent;
  color: #ffffff;
  border: none;
  z-index: 3;
}
.sector-slider .slider-arrow:hover { opacity: 0.9; }
.sector-slider .slider-arrow.prev { left: 12px; }
.sector-slider .slider-arrow.next { right: 12px; }

.sector-slider .slider-dots {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 4;
}
.sector-slider .slider-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.55);
  border: none;
}
.sector-slider .slider-dots .dot.active {
  background: #ffffff;
}

@media (max-width: 768px) {
  .sector-slider .slides { height: calc(100vh - 72px); }
  .sector-slider .slide .slide-content { left: 12%; max-width: 86%; transform: translate(-50%, -50%); }
  .sector-slider .slide .slide-content h3 { font-size: 30px; }
  .sector-slider .slide .slide-subtitle { font-size: 16px; }
}

/* Koyu lacivert grid desenli arka plan (teknoloji hissi) */
.tech-bg {
  position: relative;
  background: var(--white);
  color: var(--dark-gray);
}
.tech-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30,50,89,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,50,89,0.04) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}
.tech-bg .container { position: relative; z-index: 1; }

/* Faaliyet Alanlarımız bölüm kartları */
.activity-areas {
  padding: 80px 0;
}
.activity-areas .section-head {
  text-align: center;
  margin-bottom: 36px;
}
.activity-areas .section-head h2 {
  color: var(--primary-blue);
  font-weight: 700;
  letter-spacing: 0.2px;
}
.activity-areas .section-head p {
  color: var(--medium-gray);
  max-width: 900px;
  margin: 12px auto 0;
}
.activity-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.activity-item {
  background: var(--white);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 10px 25px rgba(30, 50, 89, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}
.activity-item:hover {
  transform: translateY(-3px);
  background: var(--white);
  box-shadow: 0 14px 34px rgba(30, 50, 89, 0.14);
}
.activity-item .icon {
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
  color: var(--secondary-blue);
}
.activity-item h3 { color: var(--primary-blue); font-size: 1.25rem; margin-bottom: 6px; }
.activity-item p { color: var(--dark-gray); font-size: 0.95rem; margin-bottom: 12px; }
.activity-item .btn {
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 500;
  background: linear-gradient(135deg, #3f6fca, #2b5fb8);
  color: #fff;
  border: 1px solid rgba(30,50,89,0.25);
}
.activity-item .btn:hover {
  background: linear-gradient(135deg, #4c7bd4, #356ad1);
}

@media (max-width: 992px) {
  .activity-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .activity-grid { grid-template-columns: 1fr; }
}

/* Slider tam genişlik container override */
.sector-showcase .container {
  padding: 0;
  max-width: none;
}