/* Genel Stiller */
:root {
    --primary-color: #000000;
    --secondary-color: #ffffff;
    --accent-color: #f0f0f0;
    --spacing: 120px;
    --font-primary: 'Titillium Web', sans-serif;
    --font-nav: 'Titillium Web', sans-serif;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navbar Stilleri */
.navbar {
    position: fixed;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    background: transparent;
    transition: all 0.3s ease;
    z-index: 1001;
}

/* Logo stilleri */
.logo {
    flex-shrink: 0;
    width: 183px;
    height: 67px;
    position: relative;
    display: flex;
    align-items: center;
}

.logo a {
    display: block;
    width: 100%;
    height: 100%;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 0.3s ease;
}

/* Masaüstü Menü */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-left: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-left: auto;
}

/* Masaüstü Menü Linkleri */
.nav-links a {
    text-decoration: none;
    color: var(--secondary-color);
    font-family: var(--font-nav);
    font-size: 18px;
    font-weight: 200;
    letter-spacing: 2px;
    text-transform: uppercase;
    white-space: nowrap;
    transition: color 0.3s ease;
    position: relative;
    display: inline-block;
    padding: 5px 0;
    line-height: 1;
}

/* Hover efekti için alt çizgi */
.nav-links a:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-links a:hover:after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Scroll edildiğinde */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 50px;
}

/* İç sayfalarda başlangıçta beyaz arkaplan */
.navbar.inner-page {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

/* İç sayfalarda menü linkleri her zaman siyah */
.inner-page .nav-links a {
    color: var(--primary-color);
}

/* Anasayfada scroll edildiğinde menü linkleri siyah */
.navbar.scrolled .nav-links a {
    color: var(--primary-color) !important;
}

/* Anasayfada başlangıçta menü linkleri beyaz */
.navbar:not(.inner-page):not(.scrolled) .nav-links a {
    color: var(--secondary-color);
}

/* Logo değişimi */
.logo-white {
    opacity: 1;
    transition: opacity 0.3s ease;
}

.logo-dark {
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* İç sayfalarda başlangıçta koyu logo görünsün */
.inner-page .logo-white {
    opacity: 0;
}

.inner-page .logo-dark {
    opacity: 1;
}

/* Scroll edildiğinde logo değişimi */
.navbar.scrolled .logo-white {
    opacity: 0;
}

.navbar.scrolled .logo-dark {
    opacity: 1;
}

/* Mobil menü açıkken navbar'ın arka planını beyaz yapalım */
.navbar.mobile-open {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
}

/* Mobil menü açıkken logo renklerini ayarlayalım */
.navbar.mobile-open .logo-white {
    opacity: 0;
}

.navbar.mobile-open .logo-dark {
    opacity: 1;
}

/* Responsive tasarım */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }
    
    .nav-links {
        right: 20px;
    }

    .logo {
        width: 132px;
    }
}

/* Hero Section Stilleri */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
}

.video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    text-align: center;
    z-index: 2;
    padding: 0 20px;
}

.subtitle {
    font-size: 36px;
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-weight: 200;
}

.main-title {
    font-size: 78px;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-text {
    font-size: 40px;
    font-weight: 200;
}

/* Tagline Section */
.tagline {
    padding: var(--spacing) 20px;
    text-align: center;
    background: var(--secondary-color);
}

.tagline h2 {
    font-size: 45px;
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.tagline-description {
    font-size: 31px;
    font-weight: 200;
    color: var(--primary-color);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.4;
}

/* Hizmetler Bölümü */
.services {
    background-color: transparent;
    padding: var(--spacing) 0;
    color: var(--secondary-color);
    position: relative;
    background-image: url('assets/images/services-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Hizmetlerimiz bölümü için stil güncellemesi */
.services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.7); /* %70 opaklık */
    z-index: 1;
}

/* İçeriğin overlay'in üzerinde görünmesi için */
.services-content {
    position: relative;
    z-index: 2;
}

.section-title {
    text-align: center;
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 60px;
    padding: 0 20px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.service-item {
    position: relative;
    padding: 30px;
    transition: background-color 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.service-item:hover {
    background-color: rgba(0, 0, 0, 0.7); /* %70 siyah overlay */
}

.service-icon {
    font-size: 24px;
    margin-bottom: 20px;
}

.service-item h3 {
    font-size: 24px;
    font-weight: 300;
    line-height: 1.3;
    margin-bottom: 15px;
}

.service-hover {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.service-item:hover .service-hover {
    opacity: 1;
    transform: translateY(0);
}

.service-hover p {
    font-size: 16px;
    margin-bottom: 15px;
    font-weight: 300;
}

.learn-more {
    color: var(--secondary-color);
    font-size: 14px;
    border-bottom: 1px solid var(--secondary-color);
    padding-bottom: 2px;
    transition: opacity 0.3s ease;
}

.learn-more:hover {
    opacity: 0.8;
}

.services-footer {
    text-align: center;
    margin-top: 60px;
    padding: 0 20px;
}

.services-footer p {
    font-size: 31px; /* 27px'den %15 büyütme: 27 * 1.15 ≈ 31px */
    font-weight: 300;
    margin-bottom: 30px;
    line-height: 1.6;
}

.details-button {
    display: inline-block;
    padding: 12px 30px;
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
}

.details-button:hover {
    background: var(--secondary-color);
    color: #D35D47;
}

/* Responsive Düzenlemeler */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .section-title {
        font-size: 32px;
        margin-bottom: 40px;
    }

    .service-item h3 {
        font-size: 20px;
    }

    .services-footer p {
        font-size: 20.4px; /* 24px'in %15 küçültülmüş hali: 24 * 0.85 = 20.4px */
    }

    .main-title {
        font-size: 52px;
    }

    .subtitle {
        font-size: 30px;
        font-weight: 200;
    }

    .tagline-description {
        font-size: 21px;
    }

    .tagline h2 {
        font-size: 35px;
    }

    /* Mobilde services-footer yazı kırılımı */
    .services-footer p br {
        display: none; /* Masaüstü <br> tagini mobilde kaldır */
    }

    .services-footer p .mobile-break::after {
        content: '\A';
        white-space: pre;
    }
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }
    
    .nav-links {
        display: none; /* Mobile menü için ayrıca hamburger menü eklenebilir */
    }
    
    .main-title {
        font-size: 52px;
    }
    
    .hero-text {
        font-size: 36px;
        font-weight: 200;
    }
    
    .tagline h2 {
        font-size: 35px;
    }
}

/* Kelam Bölümü */
.kelam {
    background-color: #f5f5f5;
    padding: var(--spacing) 0;
    position: relative;
    width: 100%;
}

.kelam-title {
    text-align: center;
    font-size: 48px;
    font-weight: 300;
    color: #333;
    margin-bottom: 80px;
    letter-spacing: 1px;
    padding: 0 20px;
}

.kelam-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    padding: 0 30px;
}

.kelam-item {
    position: relative;
    padding: 30px;
    border: 1px solid #e0e0e0;
    text-align: left;
}

.kelam-item h3 {
    font-size: 24px;
    font-weight: 500;
    color: #333;
    margin-bottom: 20px;
    position: relative;
    text-align: left;
}

.kelam-item p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    font-weight: 300;
    margin-bottom: 15px;
    text-align: left;
}

/* Responsive tasarım */
@media (max-width: 1200px) {
    .kelam-grid {
        grid-template-columns: repeat(2, 1fr); /* Tablet için 2'li grid */
    }
}

@media (max-width: 768px) {
    .kelam {
        padding: calc(var(--spacing) / 2) 0;
    }
    
    .kelam-title {
        font-size: 36px;
        margin-bottom: 30px;
    }

    /* Mobilde tek sütun grid yapısı */
    .kelam-grid {
        grid-template-columns: 1fr; /* Tek sütun */
        gap: 20px; /* Kutular arası boşluk azaltıldı */
        padding: 0 20px; /* Yanlarda padding */
    }
    
    .kelam-item {
        padding: 20px;
    }
    
    .kelam-item h3 {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .kelam-item p {
        font-size: 15px;
        margin-bottom: 10px;
    }
}

/* Footer Stilleri */
.footer {
    background-color: #000;
    color: #fff;
    padding-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Marka Kitabı Bölümü */
.brand-book {
    background-color: #666;
    padding: 29.4px 0; /* 42px'den %30 azaltma: 42 * 0.7 = 29.4px */
    text-align: center;
    margin-bottom: 80px;
}

.brand-book h2 {
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 30px;
    letter-spacing: 1px;
}

.catalog-button {
    display: inline-block;
    padding: 12px 30px;
    border: 1px solid #fff;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
}

.catalog-button:hover {
    background: #fff;
    color: #666;
}

/* Ana Footer */
.main-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 60px;
}

.company-info h3 {
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 30px;
    max-width: 600px;
}

.addresses {
    margin-bottom: 30px;
}

.address {
    font-size: 16px;
    font-weight: 200;
    margin-bottom: 15px;
    line-height: 1.6;
}

.address span {
    font-weight: 300;
}

.contact-info {
    display: flex;
    gap: 30px;
}

.contact-info a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    font-weight: 200;
    transition: opacity 0.3s ease;
}

.contact-info a:hover {
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: 20px;
    margin-left: auto;
}

.social-icon {
    color: #fff;
    text-decoration: none;
    font-size: 20px;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
}

.social-icon:hover {
    opacity: 0.8;
    border-color: rgba(255, 255, 255, 0.4);
}

.social-icon:hover i.fa-whatsapp {
    color: #25D366; /* WhatsApp'ın kurumsal rengi */
}

/* Alt Footer */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    font-weight: 300;
}

.privacy-link {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.privacy-link:hover {
    opacity: 0.8;
}

/* Responsive Düzenlemeler */
@media (max-width: 768px) {
    .footer {
        padding-top: 40px;
    }

    .brand-book {
        padding: 15px 0; /* 30px'den %50 azaltma: 30 * 0.5 = 15px */
        margin-bottom: 40px;
    }

    .brand-book h2 {
        font-size: 32px;
    }

    .main-footer {
        flex-direction: column;
        gap: 20px;
        margin-bottom: 30px;
    }

    .company-info h3 {
        margin-bottom: 20px;
    }

    .addresses {
        margin-bottom: 20px;
    }

    .address {
        margin-bottom: 20px;
    }

    .contact-info {
        gap: 10px;
    }

    .social-links {
        margin: 20px 0;
    }

    .footer-bottom {
        gap: 10px;
        padding: 20px 0;
    }

    /* Mobilde footer başlık kırılımı */
    .company-info h3 br {
        display: none; /* Varsa mevcut <br> taglerini kaldır */
    }

    .company-info h3 .mobile-break::after {
        content: '\A';
        white-space: pre;
    }

    /* Footer mobil düzenlemeler */
    .footer {
        text-align: center;
    }

    .main-footer {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .company-info {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .company-info h3 {
        text-align: center;
        width: 100%;
        max-width: 400px;
    }

    .addresses {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .address {
        width: 100%;
        max-width: 400px;
        text-align: center;
        margin-bottom: 20px;
    }

    .contact-info {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .social-links {
        width: 100%;
        display: flex;
        justify-content: center;
        gap: 20px;
        margin: 20px 0;
    }

    .footer-bottom {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
        text-align: center;
    }

    .footer-bottom p {
        margin-bottom: 15px;
        line-height: 1.5;
    }

    .footer-bottom br {
        display: block; /* Mobilde <br> tag'ini göster */
    }

    .footer-bottom .fa-heart {
        font-size: inherit;
        margin: 0 5px;
    }

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

/* Container div ekleyelim */
.nav-container {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

/* Hakkımızda Sayfası Stilleri */
.about-hero {
    padding: 150px 0 100px;
    background-color: var(--secondary-color);
    background-image: url('assets/images/about-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

/* Okunabilirlik için overlay ekleyelim */
.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0); /* Opaklığı 0 yaptık */
    z-index: 1;
}

/* İçeriği overlay'in üzerine çıkaralım */
.about-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.about-content h1 {
    font-size: 21px;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 40px;
}

.about-content h2 {
    font-size: 52px;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 50px;
    line-height: 1.2;
}

.about-content h2:last-of-type {
    margin-bottom: 50px;
}

.about-text {
    max-width: 900px;
}

.about-text p {
    font-size: 20px;
    line-height: 1.8;
    color: #ffffff;
    margin-bottom: 30px;
    font-weight: 300;
}

.about-content h3 {
    font-size: 32px;
    font-weight: 300;
    color: var(--primary-color);
    margin-top: 50px;
}

/* Hizmet Alanları */
.service-areas {
    padding: 100px 0;
    background-color: #f5f5f5;
    text-align: center;
}

.areas-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    padding: 0 20px;
    margin-bottom: 50px;
}

.area-item {
    font-size: 24px;
    font-weight: 300;
    color: var(--primary-color);
    padding: 20px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.area-item:hover {
    background-color: rgba(0, 0, 0, 0.05); /* Hafif gri arka plan */
    border-radius: 4px; /* Köşeleri yumuşatmak için */
}

.areas-footer {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-weight: 300;
}

.services-link {
    display: inline-block;
    padding: 12px 30px;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s ease;
}

.services-link:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
}

/* Quote Section */
.quote-section {
    padding: 100px 0;
    background-color: var(--secondary-color);
    text-align: center;
}

.quote-section blockquote {
    font-size: 36px;
    font-weight: 300;
    color: var(--primary-color);
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    line-height: 1.4;
}

/* Quote Section için CTA butonu */
.quote-section .cta-button {
    display: inline-block;
    margin-top: 40px;
    padding: 15px 40px;
    background: none;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    text-decoration: none;
    font-size: 18px;
    font-weight: 300;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.quote-section .cta-button:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
    transform: translateY(-3px);
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .about-content h1 {
        font-size: 18px;
    }

    .about-content h2 {
        font-size: 42px;
    }

    .about-text p {
        font-size: 18px;
    }

    .about-content h3 {
        font-size: 28px;
    }

    .area-item {
        font-size: 20px;
    }

    .quote-section blockquote {
        font-size: 28px;
    }
}

/* Mission Statement Section */
.mission-statement {
    padding: 100px 0;
    text-align: center;
    background-color: var(--secondary-color);
}

.mission-statement h2 {
    font-size: 52px;
    font-weight: 300;
    color: var(--primary-color);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    line-height: 1.2;
}

@media (max-width: 768px) {
    .mission-statement h2 {
        font-size: 42px;
    }
}

/* İşler Sayfası Stilleri */
.works-hero {
    padding: 150px 0 100px;
    background-color: var(--secondary-color);
    background-image: url('assets/images/works-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

/* Okunabilirlik için overlay ekleyelim */
.works-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5);
    z-index: 1;
}

/* İçeriği overlay'in üzerine çıkaralım */
.works-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.works-content h1 {
    font-size: 52px;
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 40px;
    line-height: 1.2;
}

.works-content h2 {
    font-size: 42px;
    font-weight: 300;
    color: var(--primary-color);
    line-height: 1.4;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .works-content h1 {
        font-size: 42px;
    }

    .works-content h2 {
        font-size: 32px;
    }
}

/* İşler Grid Sistemi */
.works-grid {
    padding: 100px 0;
    background-color: var(--secondary-color);
    width: 100%;
}

.works-statement {
    text-align: center;
    margin-bottom: 80px;
    padding: 70px 20px;
    background-color: #f5f5f5;
}

.works-statement h1 {
    font-size: 31px; /* 26px'den %20 büyütme: 26 * 1.2 = 31.2px */
    font-weight: 300;
    color: var(--primary-color);
    line-height: 1.2;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .works-statement h1 {
        font-size: 25px; /* 21px'den %20 büyütme: 21 * 1.2 = 25.2px */
    }
}

.grid-container {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
}

.grid-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
    width: 100%;
}

.grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    color: var(--secondary-color);
    text-align: center;
    padding: 20px;
}

.grid-item:hover img {
    transform: scale(1.1);
}

.grid-item:hover .grid-overlay {
    opacity: 1;
}

.grid-overlay h3 {
    font-size: 24px;
    font-weight: 300;
    margin-bottom: 10px;
}

.grid-overlay p {
    font-size: 16px;
    font-weight: 200;
}

/* Popup Stilleri */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1100;
}

.popup-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    background: var(--secondary-color);
}

.popup-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    margin-bottom: 0;
}

.close-popup {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--secondary-color);
    font-size: 30px;
    cursor: pointer;
}

.popup-text {
    display: none;
}

/* Responsive Tasarım */
@media (max-width: 1200px) {
    .grid-container {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 992px) {
    .grid-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .works-grid {
        padding: 50px 0;
    }

    .works-statement {
        margin-top: 60px;
        margin-bottom: 40px;
        padding: 40px 20px;
    }

    .works-statement h1 {
        font-size: 25px;
    }

    .works-grid .grid-container {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1px;
        margin: 0;
        padding: 0;
        width: 100%;
    }

    .works-grid .grid-item {
        width: 100%;
        height: 0;
        padding-bottom: 100%; /* Kare görünüm için */
        position: relative;
        overflow: hidden;
    }

    .works-grid .grid-item img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .works-grid .grid-overlay {
        position: absolute;
        padding: 10px;
    }

    .works-grid .grid-overlay h3 {
        font-size: 14px;
        margin-bottom: 4px;
    }

    .works-grid .grid-overlay p {
        font-size: 12px;
        line-height: 1.2;
    }
}

@media (max-width: 480px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
}

/* Marketing Statement Section */
.marketing-statement {
    padding: 50px 20px;
    text-align: center;
    background-color: var(--secondary-color); /* Beyaz arka plan */
    width: 100%;
}

.marketing-statement h2 {
    font-size: 36px;
    font-weight: 300;
    color: var(--primary-color);
    line-height: 1.4;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .marketing-statement h2 {
        font-size: 22px; /* 32px'den %30 küçültme: 32 * 0.7 = 22.4px */
    }
}

/* Proje Filtreleme Menüsü */
.project-menu {
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 50px;
    flex-wrap: wrap;
    padding: 0 20px;
}

.filter-btn {
    background: none;
    border: none;
    padding: 15px 25px;
    font-size: 16px;
    font-weight: 300;
    color: var(--primary-color);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    font-family: var(--font-primary);
}

.filter-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.filter-btn:hover::after,
.filter-btn.active::after {
    width: 100%;
}

.filter-btn.active {
    font-weight: 400;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .project-menu {
        display: none; /* Mobilde proje menüsünü gizle */
    }

    .filter-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* Hizmetler Hero Section */
.services-hero {
    padding: 150px 0 100px;
    position: relative;
    background-image: url('assets/images/services-hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 400px;
}

.services-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0);
    z-index: 1;
}

.services-hero .about-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.services-hero h1 {
    font-size: 18px;
    font-weight: 300;
    color: #ffffff;
    line-height: 1.2;
    text-align: left;
}

.services-hero h1 i {
    margin-right: 10px;
    font-size: 0.9em;
    opacity: 0.8;
    color: #ffffff;
}

.services-hero h2 {
    font-size: 52px;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 50px;
    line-height: 1.2;
}

.services-hero .about-text {
    max-width: 900px;
}

.services-hero .about-text p {
    font-size: 20px;
    line-height: 1.8;
    color: #ffffff;
    margin-bottom: 30px;
    font-weight: 300;
}

/* Hizmetler Grid */
.services-grid-section {
    padding: 60px 0;
    background-color: var(--secondary-color);
    width: 100%;
}

.services-container {
    width: 100%; /* Full genişlik */
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(5, 1fr); /* 5'li grid */
    gap: 30px;
    padding: 0 30px; /* Kenarlardan biraz boşluk */
}

.service-category {
    border: 1px solid #e0e0e0;
    padding: 30px;
    transition: all 0.3s ease;
}

.service-category:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

/* Responsive tasarım */
@media (max-width: 1200px) {
    .services-container {
        grid-template-columns: repeat(4, 1fr); /* 4'lü grid */
    }
}

@media (max-width: 992px) {
    .services-container {
        grid-template-columns: repeat(3, 1fr); /* 3'lü grid */
    }
}

@media (max-width: 768px) {
    .services-container {
        grid-template-columns: repeat(2, 1fr); /* 2'li grid */
    }

    .service-category:nth-child(5) {
        display: none; /* Sadece 5. kategori olan Danışmanlık bölümünü mobilde gizle */
    }
}

@media (max-width: 576px) {
    .services-container {
        grid-template-columns: 1fr; /* Tek kolon */
    }
}

.service-category h3 {
    font-size: 24px;
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 30px;
    text-align: left;
}

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

.service-category li {
    font-size: 16px;
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.4;
    opacity: 0.8;
    text-align: left;
}

/* Danışmanlık ve Markalaşma Section */
.consulting-branding-section {
    padding: 100px 0;
    background-color: #f5f5f5;
}

.consulting-branding-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
}

.content-box {
    text-align: left;
    padding: 30px;
    transition: all 0.3s ease;
}

.content-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.content-box h2 {
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.content-box p {
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 20px;
    line-height: 1.6;
    color: var(--primary-color);
}

/* Responsive tasarım */
@media (max-width: 768px) {
    .consulting-branding-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .content-box h2 {
        font-size: 32px;
    }

    .content-box p {
        font-size: 18px;
    }
}

/* Ok butonları için stil */
.popup-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.8);
    font-size: 24px; /* Biraz daha büyük font */
    cursor: pointer;
    z-index: 1200;
    padding: 20px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
}

.popup-nav:hover {
    color: #fff;
}

.popup-prev {
    left: 20px;
}

.popup-next {
    right: 20px;
}

/* Video ikonları için stil */
.video-icon {
    font-size: 48px;
    margin-top: 20px;
    opacity: 0.8;
}

/* Video popup için stil */
.popup-content.video-content {
    background: transparent;
}

.popup-content.video-content iframe {
    width: 80vw;
    height: 45vw;
    max-width: 1280px;
    max-height: 720px;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .service-category h3 {
        font-size: 28px;
    }

    .service-category li {
        font-size: 14px;
    }
}

/* İletişim Sayfası Stilleri */
.contact-section {
    padding: 150px 0 100px;
    background-color: var(--secondary-color);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

/* Sol Taraf - Adres Bilgileri */
.contact-info-side {
    padding-right: 40px;
}

.contact-info-side h2 {
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.company-title {
    font-size: 18.5px; /* 17px'den %10 daha büyütme: 17 * 1.1 = 18.7px ≈ 18.5px */
    font-weight: 300;
    color: var(--primary-color);
    opacity: 0.7;
    margin-bottom: 50px;
}

.office-addresses {
    margin-bottom: 40px;
}

.office {
    margin-bottom: 30px;
}

.office h3 {
    font-size: 24px;
    font-weight: 300;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.office p {
    font-size: 18px;
    font-weight: 300;
    color: var(--primary-color);
    opacity: 0.8;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.contact-item i {
    font-size: 20px;
    margin-right: 15px;
    color: var(--primary-color);
}

.contact-item a {
    font-size: 18px;
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.contact-item a:hover {
    opacity: 0.8;
}

.social-links-contact {
    display: flex;
    gap: 20px;
}

.social-links-contact a {
    color: var(--primary-color);
    font-size: 24px;
    transition: color 0.3s ease;
}

.social-links-contact a:hover {
    color: rgba(0, 0, 0, 0.6);
}

/* Sağ Taraf - İletişim Formu */
.contact-form {
    background-color: #f5f5f5;
    padding: 40px;
    border-radius: 4px;
}

/* Form Animasyonları */
.form-group {
    position: relative;
    margin-bottom: 35px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    color: var(--primary-color);
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.2);
    background: transparent;
    outline: none;
    font-family: var(--font-primary);
    transition: all 0.3s ease;
}

.form-group label {
    position: absolute;
    top: 10px;
    left: 0;
    font-size: 16px;
    color: rgba(0, 0, 0, 0.6);
    pointer-events: none;
    transition: all 0.3s ease;
}

/* Input ve textarea için hover ve focus efektleri */
.form-group input:hover,
.form-group textarea:hover,
.form-group input:focus,
.form-group textarea:focus {
    border-bottom: 2px solid var(--primary-color);
}

/* Label animasyonu */
.form-group input:focus ~ label,
.form-group textarea:focus ~ label,
.form-group input:valid ~ label,
.form-group textarea:valid ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: -20px;
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 500;
}

/* Gönder butonu */
.submit-btn {
    background: none;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 12px 40px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-primary);
}

.submit-btn:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-info-side {
        padding-right: 0;
    }

    .contact-info-side h2 {
        font-size: 32px;
        margin-bottom: 30px;
    }

    .office h3 {
        font-size: 20px;
    }

    .office p,
    .contact-item a {
        font-size: 16px;
    }

    .company-title {
        display: none; /* Mobilde şirket ismini gizle */
    }
}

.error-message,
.form-error {
    color: #ff0000;
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

.form-error {
    margin-top: 15px;
    text-align: center;
}

.form-group input:invalid:not(:placeholder-shown) ~ .error-message {
    display: block;
}

/* Form mesajları için stiller */
.form-error,
.form-success {
    margin-top: 15px;
    text-align: center;
    display: none;
    font-weight: 500;
}

.form-error {
    color: #dc3545; /* Daha belirgin bir kırmızı */
}

.form-success {
    color: #28a745;
    line-height: 1.6; /* Satırlar arası boşluk için */
}

/* Form footer stil */
.form-footer {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 15px;
}

/* reCAPTCHA mobil görünüm için */
@media (max-width: 400px) {
    .form-footer {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .g-recaptcha {
        transform: scale(0.9);
        transform-origin: left center;
    }
}

/* Hata durumunda input highlight */
.form-group input.error,
.form-group textarea.error {
    border-bottom: 2px solid #dc3545;
}

.form-group input.error ~ label,
.form-group textarea.error ~ label {
    color: #dc3545;
}

/* Hata durumunda geçiş efekti */
.form-group input,
.form-group textarea,
.form-group label {
    transition: all 0.3s ease;
}

/* Hizmet kutucukları için stil */
.service-boxes {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 3 sütunlu grid */
    gap: 30px;
    max-width: 1200px;
    margin: 50px auto;
    padding: 0 20px;
}

.service-box {
    border: 1px solid #e0e0e0; /* Gri kenar çizgisi */
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.service-box:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

.service-box h3 {
    font-size: 24px;
    font-weight: 300;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Responsive tasarım */
@media (max-width: 992px) {
    .service-boxes {
        grid-template-columns: repeat(2, 1fr); /* Tablet için 2 sütun */
    }
}

@media (max-width: 576px) {
    .service-boxes {
        grid-template-columns: 1fr; /* Mobil için tek sütun */
    }
}

/* Harita Section */
.map-section {
    width: 100%;
    height: 500px;
    margin-bottom: -6px;
}

.map-section iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: none;
}

/* Eski map-container ve map-item stillerini kaldıralabiliriz */

/* İletişim Hero Başlık */
.contact-hero {
    grid-column: 1 / -1; /* Tüm grid genişliğini kapla */
    margin-bottom: 60px;
}

.contact-hero h1 {
    font-size: 42px;
    font-weight: 300;
    color: var(--primary-color);
    line-height: 1.2;
    text-align: left;
}

@media (max-width: 768px) {
    .contact-hero {
        margin-top: 45px;
        margin-bottom: 15px;
    }

    .contact-hero h1 {
        font-size: 22.2px;
        line-height: 1.4;
        text-align: left;
        padding: 0;
    }
}

.services-hero h1 i,
.about-hero h1 i {
    margin-right: 10px;
    font-size: 0.9em;
    opacity: 0.8;
    color: #ffffff;
}

/* Hero başlıkları için ortak stil */
.services-hero h1,
.about-hero h1 {
    font-size: 18px;
    font-weight: 300;
    color: #ffffff;
    line-height: 1.2;
    text-align: left;
}

/* Responsive tasarım için */
@media (max-width: 768px) {
    .services-hero h1,
    .about-hero h1 {
        font-size: 18px; /* Mobilde de aynı boyut kalsın */
    }
}

/* Mobil Menü - Tamamen Ayrı Yapı */
.menu-toggle,
.mobile-menu {
    display: none;
}

@media (max-width: 768px) {
    /* Masaüstü menüyü gizle */
    .desktop-nav {
        display: none;
    }

    /* Mobil Menü İkonu */
    .menu-toggle {
        display: block;
        position: relative;
        font-size: 24px;
        background: none;
        border: none;
        cursor: pointer;
        padding: 10px;
        z-index: 1001;
        color: var(--primary-color);
        transition: color 0.3s ease;
    }

    /* Anasayfada başlangıçta beyaz ikon */
    .navbar:not(.inner-page):not(.scrolled):not(.mobile-open) .menu-toggle {
        color: var(--secondary-color);
    }

    /* Mobil Menü */
    .mobile-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        padding: 80px 40px;
        transition: all 0.4s ease;
        z-index: 1000;
        display: block;
    }

    .mobile-menu.active {
        right: 0;
    }

    /* Mobil Menü Linkleri */
    .mobile-menu .nav-links {
        display: flex;
        flex-direction: column;
        gap: 30px;
        margin: 0;
        align-items: flex-start;
        width: 100%;
    }

    /* Mobil menü linkleri her zaman siyah */
    .mobile-menu .nav-links a {
        color: var(--primary-color) !important;
        font-size: 24px;
        font-family: var(--font-nav);
        font-weight: 200;
        text-decoration: none;
        letter-spacing: 2px;
        text-transform: uppercase;
        opacity: 0;
        transform: translateX(20px);
        transition: all 0.3s ease;
        text-align: left;
        width: auto;
        padding-left: 0;
    }

    .mobile-menu.active .nav-links a {
        opacity: 1;
        transform: translateX(0);
    }

    /* Link Animasyonları */
    .mobile-menu.active .nav-links a:nth-child(1) { transition-delay: 0.1s; }
    .mobile-menu.active .nav-links a:nth-child(2) { transition-delay: 0.2s; }
    .mobile-menu.active .nav-links a:nth-child(3) { transition-delay: 0.3s; }
    .mobile-menu.active .nav-links a:nth-child(4) { transition-delay: 0.4s; }

    /* Teklif Al Butonu */
    .mobile-cta {
        margin-top: 100px;
    }

    .mobile-cta .teklif-button {
        display: inline-block;
        width: 100%;
        padding: 15px 30px;
        background-color: transparent;
        color: var(--primary-color);
        text-decoration: none;
        text-align: center;
        font-size: 18px;
        font-weight: 300;
        border: 1px solid var(--primary-color);
        transition: all 0.3s ease;
    }

    .mobile-cta .teklif-button:hover {
        background-color: var(--primary-color);
        color: var(--secondary-color);
    }

    /* Mobil menüdeki sosyal medya ikonları */
    .mobile-social-links {
        display: flex;
        gap: 25px;
        margin-top: 30px;
        justify-content: center;
    }

    .mobile-social-links a {
        color: var(--primary-color);
        font-size: 25.3px; /* 22px'den %15 büyütme: 22 * 1.15 = 25.3px */
        opacity: 0;
        transform: translateY(10px);
        transition: all 0.3s ease;
    }

    .mobile-menu.active .mobile-social-links a {
        opacity: 1;
        transform: translateY(0);
    }

    /* Sosyal medya ikonları için animasyon gecikmeleri */
    .mobile-menu.active .mobile-social-links a:nth-child(1) { transition-delay: 0.5s; }
    .mobile-menu.active .mobile-social-links a:nth-child(2) { transition-delay: 0.6s; }
    .mobile-menu.active .mobile-social-links a:nth-child(3) { transition-delay: 0.7s; }
}

@media (max-width: 768px) {
    .tagline-description {
        font-size: 21px;
    }

    /* Mobilde tagline yazısı kırılımı */
    .tagline-description br {
        display: none; /* Varsa mevcut <br> taglerini kaldır */
    }

    /* Yeni kırılım için özel class */
    .tagline-description .mobile-break::after {
        content: '\A';
        white-space: pre;
    }
}

/* Mobilde tagline padding'i yarıya indir */
@media (max-width: 768px) {
    .tagline {
        padding: calc(var(--spacing) / 2) 20px; /* 120px yerine 60px olacak */
    }
}

/* İletişim Sayfası Mobil Düzenlemeler */
@media (max-width: 768px) {
    .contact-section {
        padding: 40px 20px;
        margin-top: 60px;
    }

    .contact-container {
        width: 100%;
        max-width: 100%;
        padding: 0;
    }

    .contact-hero {
        margin-bottom: 30px;
    }

    .contact-hero h1 {
        font-size: 22.2px;
        line-height: 1.4;
        text-align: left;
        padding: 0;
    }

    .contact-hero h1 br {
        display: block;
    }

    .form-container {
        padding: 25px 20px;
        margin-top: 20px;
        width: 100%;
        box-shadow: none;
        border: 1px solid #eee;
        border-radius: 0;
    }

    .form-group {
        margin-bottom: 25px;
        width: 100%;
        position: relative;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 15px;
        font-size: 16px;
        border: 1px solid #ddd;
        border-radius: 0;
        background: #fff;
    }

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

    .form-group label {
        font-size: 14px;
        top: 16px;
        left: 15px;
        background: transparent;
        padding: 0 5px;
        color: #666;
    }

    .form-group input:focus + label,
    .form-group textarea:focus + label,
    .form-group input:not(:placeholder-shown) + label,
    .form-group textarea:not(:placeholder-shown) + label {
        transform: translateY(-24px) scale(0.9);
        background: #fff;
        padding: 0 5px;
    }

    .form-footer {
        flex-direction: column;
        gap: 20px;
        align-items: center;
        width: 100%;
    }

    .submit-btn {
        width: 100%;
        padding: 15px;
        font-size: 16px;
        margin-bottom: 15px;
        background: #000;
        color: #fff;
        border: none;
        cursor: pointer;
    }

    .g-recaptcha {
        transform: scale(0.9);
        transform-origin: left center;
        margin: 10px auto;
    }

    .form-error,
    .form-success {
        font-size: 14px;
        padding: 10px;
        margin-top: 15px;
        width: 100%;
        text-align: center;
    }

    .map-section {
        height: 400px;
        margin-top: 40px;
    }

    .map-section iframe {
        height: 100%;
    }
}

@media (max-width: 768px) {
    .service-boxes {
        display: grid;
        grid-template-columns: repeat(2, 1fr); /* 2'li grid yapısı */
        gap: 10px;
        padding: 0 15px;
        margin: 30px auto;
    }

    .service-box {
        padding: 20px;
    }

    .service-box h3 {
        font-size: 16px;
        margin-bottom: 10px;
    }
}

/* Portfolio Grid Styles */
.portfolio-grid {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.portfolio-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    padding: 0 20px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 5px;
}

.portfolio-overlay p {
    font-size: 14px;
    opacity: 0.8;
}

/* Video Item Styles */
.video-item .video-thumbnail {
    position: relative;
    width: 100%;
    height: 100%;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.play-button i {
    color: white;
    font-size: 24px;
}

.video-item:hover .play-button {
    background: rgba(0, 0, 0, 0.9);
}

/* Responsive Design */
@media (max-width: 768px) {
    .portfolio-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .portfolio-overlay {
        transform: translateY(0);
        background: rgba(0, 0, 0, 0.5);
    }

    .portfolio-overlay h3 {
        font-size: 18px;
    }

    .portfolio-overlay p {
        font-size: 12px;
    }
}

/* Yukarı çık butonu stilleri */
.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background-color: rgba(0, 0, 0, 0.9);
}

/* Sadece mobilde göster */
@media (min-width: 769px) {
    .scroll-to-top {
        display: none;
    }
}

/* Ambalaj Tasarımı sayfası için */
.about-hero.ambalaj-bg {
    background-image: url('assets/images/ambalaj-bg.jpg');
}

/* Katalog Tasarımı sayfası için */
.about-hero.katalog-bg {
    background-image: url('assets/images/katalog-bg.jpg');
}

/* Tanıtım Filmi sayfası için */
.about-hero.film-bg {
    background-image: url('assets/images/film-bg.jpg');
}