/* Reset & Base - Apple Style */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: auto;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", sans-serif;
    background: #fff;
    color: #1d1d1f;
    font-size: 17px;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Navigation - Apple Style */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.18);
    height: 44px;
}

.nav-content {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 22px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-text {
    font-size: 21px;
    font-weight: 600;
    letter-spacing: 0.011em;
    color: #1d1d1f;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    font-size: 12px;
    color: #1d1d1f;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 1;
}

/* Language Selector */
.lang-select {
    appearance: none;
    -webkit-appearance: none;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid rgba(0,0,0,.12);
    background: rgba(255,255,255,.6);
    backdrop-filter: saturate(180%) blur(20px);
    padding: 4px 10px;
    border-radius: 12px;
    margin-left: 8px;
    cursor: pointer;
    color: #1d1d1f;
    transition: background .25s cubic-bezier(0.16, 1, 0.3, 1), border-color .25s cubic-bezier(0.16, 1, 0.3, 1);
}

.lang-select:hover {
    background: rgba(255,255,255,.9);
}

.lang-select:focus {
    outline: none;
    border-color: #0071e3;
}

/* Hero Section - iPhone Air Style */
.hero {
    padding: 44px 0 0;
    background: #fbfbfd;
    text-align: center;
}

.hero-content {
    max-width: 980px;
    margin: 0 auto;
    padding: 52px 0 96px;
}

.hero-title {
    font-size: 56px;
    line-height: 1.07143;
    font-weight: 600;
    letter-spacing: -0.005em;
    margin-bottom: 6px;
    color: #1d1d1f;
}

.hero-image {
    margin: 48px auto;
    max-width: 900px;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.hero-cta {
    margin-top: 24px;
}

.btn-buy {
    display: inline-block;
    background: #0071e3;
    color: #fff;
    font-size: 17px;
    line-height: 1.17648;
    font-weight: 400;
    letter-spacing: -0.022em;
    min-width: 28px;
    padding: 12px 24px;
    border-radius: 980px;
    text-decoration: none;
    transition: background 0.3s;
}

.btn-buy:hover {
    background: #0077ed;
}

.hero-price {
    margin-top: 12px;
    font-size: 17px;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
    color: #6e6e73;
}

/* Overview Section */
.overview-section {
    background: #fff;
    padding: 96px 0;
    text-align: center;
}

.section-eyebrow {
    font-size: 48px;
    line-height: 1.08349;
    font-weight: 600;
    letter-spacing: -0.003em;
    color: #1d1d1f;
}

/* Features Main - iPhone Air Large Feature Style */
.features-main {
    background: #fff;
}

.large-feature {
    padding: 96px 0;
    background: #fbfbfd;
}

.large-feature-content {
    max-width: 980px;
    margin: 0 auto;
    text-align: center;
}

.large-feature-title {
    font-size: 64px;
    line-height: 1.0625;
    font-weight: 600;
    letter-spacing: -0.009em;
    margin-bottom: 48px;
    color: #1d1d1f;
}

.large-feature-media {
    margin: 0 auto;
    max-width: 900px;
}

.large-feature-media img {
    width: 100%;
    height: auto;
    border-radius: 18px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Feature Details - Alternating Style */
.feature-detail {
    padding: 120px 0;
    background: #fff;
}

.feature-detail.dark {
    background: #000;
    color: #f5f5f7;
}

.feature-detail-content {
    max-width: 980px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-detail-text {
    max-width: 400px;
}

.feature-detail-title {
    font-size: 48px;
    line-height: 1.08349;
    font-weight: 600;
    letter-spacing: -0.003em;
    margin-bottom: 24px;
}

.feature-detail.dark .feature-detail-title {
    color: #f5f5f7;
}

.feature-detail-description {
    font-size: 21px;
    line-height: 1.381;
    font-weight: 400;
    letter-spacing: 0.011em;
    color: #86868b;
}

.feature-detail.dark .feature-detail-description {
    color: #a1a1a6;
}

.feature-detail-media {
    max-width: 500px;
    margin: 0 auto;
}

.feature-detail-media img {
    width: 100%;
    height: auto;
    border-radius: 18px;
}

/* Gallery Section */
.gallery-section {
    padding: 120px 0;
    background: #fbfbfd;
}

.gallery-header {
    text-align: center;
    margin-bottom: 80px;
}

.gallery-main-title {
    font-size: 64px;
    line-height: 1.0625;
    font-weight: 600;
    letter-spacing: -0.009em;
    color: #1d1d1f;
}

.gallery-grid {
    max-width: 980px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.gallery-item {
    text-align: center;
}

.gallery-item-media {
    margin-bottom: 24px;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.gallery-item-media img {
    width: 100%;
    height: auto;
    display: block;
}

.gallery-item-title {
    font-size: 28px;
    line-height: 1.14286;
    font-weight: 600;
    letter-spacing: 0.007em;
    margin-bottom: 8px;
    color: #1d1d1f;
}

.gallery-item-description {
    font-size: 17px;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
    color: #86868b;
}

/* Download Section */
.download-section {
    padding: 120px 0;
    background: #fff;
    text-align: center;
}

.download-wrapper {
    max-width: 980px;
    margin: 0 auto;
}

.download-title {
    font-size: 56px;
    line-height: 1.07143;
    font-weight: 600;
    letter-spacing: -0.005em;
    margin-bottom: 8px;
    color: #1d1d1f;
}

.download-subtitle {
    font-size: 28px;
    line-height: 1.14286;
    font-weight: 400;
    letter-spacing: 0.007em;
    color: #86868b;
    margin-bottom: 32px;
}

.download-actions {
    margin-bottom: 48px;
}

.download-specs {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.spec-item {
    text-align: center;
}

.spec-label {
    font-size: 12px;
    line-height: 1.33337;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: #6e6e73;
    margin-bottom: 4px;
}

.spec-value {
    font-size: 17px;
    line-height: 1.23536;
    font-weight: 600;
    letter-spacing: -0.022em;
    color: #1d1d1f;
}

/* Footer */
.footer {
    background: #f5f5f7;
    padding: 48px 0 21px;
}

.footer-wrapper {
    max-width: 980px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    gap: 80px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #d2d2d7;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    font-size: 12px;
    line-height: 1.33337;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: #424245;
    text-decoration: none;
}

.footer-column a:hover {
    text-decoration: underline;
}

.footer-legal {
    text-align: left;
}

.footer-copyright {
    font-size: 12px;
    line-height: 1.33337;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: #6e6e73;
    margin-bottom: 8px;
}

.footer-disclaimer {
    font-size: 12px;
    line-height: 1.33337;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: #6e6e73;
}

/* Responsive - Apple Style Breakpoints */
@media (max-width: 1068px) {
    .hero-title {
        font-size: 48px;
    }
    
    .large-feature-title {
        font-size: 48px;
    }
    
    .gallery-main-title {
        font-size: 48px;
    }
    
    .feature-detail-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .feature-detail-text {
        max-width: 100%;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

@media (max-width: 735px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .large-feature-title {
        font-size: 32px;
    }
    
    .feature-detail-title {
        font-size: 32px;
    }
    
    .gallery-main-title {
        font-size: 32px;
    }
    
    .download-title {
        font-size: 32px;
    }
    
    .hero-content,
    .large-feature-content,
    .feature-detail-content,
    .gallery-header,
    .gallery-grid,
    .download-wrapper,
    .footer-wrapper {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .hero-content {
        padding-top: 32px;
        padding-bottom: 48px;
    }
    
    .feature-detail {
        padding: 60px 0;
    }
    
    .gallery-section {
        padding: 60px 0;
    }
    
    .download-section {
        padding: 60px 0;
    }
    
    .download-specs {
        flex-direction: column;
        gap: 24px;
    }
}

/* Smooth Scrolling with Apple easing */
html {
    scroll-padding-top: 44px;
}

/* Scroll Animations - Fade in on view */
@media (prefers-reduced-motion: no-preference) {
    .feature-detail,
    .gallery-item {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .feature-detail.visible,
    .gallery-item.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Selection */
::selection {
    background: #b3d4fc;
    color: #1d1d1f;
}

/* AdSense Container - Apple Style */
.ad-section {
    background: #fff;
    padding: 48px 0;
    border-top: 0.5px solid #d2d2d7;
    border-bottom: 0.5px solid #d2d2d7;
}

.ad-container {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 90px; /* Standart banner yüksekliği */
}

/* AdSense responsive yapısı */
.ad-container ins {
    max-width: 100%;
}

/* Mobil için reklam alanı */
@media (max-width: 735px) {
    .ad-section {
        padding: 32px 0;
    }
    
    .ad-container {
        padding: 0 16px;
        min-height: 50px;
    }
}