/* =========================
   Yeni Tasarım - Temel Ayarlar
   ========================= */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700&family=Nunito+Sans:wght@300;400;600&display=swap');

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

html {
    scroll-behavior: smooth;
    font-size: 16px; /* Responsive için temel boyut */
}

body {
    font-family: 'Nunito Sans', sans-serif;
    line-height: 1.8;
    color: #4A5568; /* Koyu gri metin */
    background-color: #FFFFFF; /* Temiz beyaz arka plan */
    overflow-x: hidden;
}

.container {
    max-width: 1180px;
    margin: auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: #1A202C; /* Çok koyu gri/siyah başlık */
    margin-bottom: 1.2rem;
    line-height: 1.3;
}

h2 {
    font-size: 2.6rem;
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    padding-bottom: 1rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 5px;
    background-color: #FFC107; /* Altın sarısı vurgu */
    border-radius: 3px;
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #4A5568;
}

a {
    text-decoration: none;
    color: #FFC107;
    font-weight: 600;
    transition: color 0.3s ease;
}

a:hover {
    color: #d4a000; /* Vurgu renginin koyu tonu */
}

img {
    max-width: 100%;
    height: auto;
    display: block; /* Alt boşluğu kaldırmak için */
}

/* =========================
   Header
   ========================= */
header {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px); /* Cam efekti */
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.08);
    transition: padding 0.3s ease, box-shadow 0.3s ease;
}

header.scrolled {
    padding: 0.8rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    margin-right: 1rem;
}

.app-name {
    font-size: 1.7rem;
    font-weight: 700;
    color: #1A202C;
    font-family: 'Montserrat', sans-serif;
}

header nav {
    display: flex;
}

header nav a {
    color: #4A5568;
    margin-left: 2.5rem;
    font-weight: 600;
    font-size: 1rem;
    position: relative;
    padding-bottom: 6px;
    transition: color 0.3s ease;
}

header nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: #FFC107;
    border-radius: 1.5px;
    transition: width 0.3s ease;
}

header nav a:hover {
    color: #1A202C;
    text-decoration: none;
}

header nav a:hover::after {
    width: 100%;
}

#menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #1A202C;
    font-size: 2rem;
    cursor: pointer;
}

/* =========================
   Main Sections
   ========================= */
main section {
    padding: 6rem 0;
    overflow: hidden;
}

#hero {
    padding-top: 7rem; /* Header yüksekliği kadar boşluk */
    padding-bottom: 5rem;
}

#why-us {
    background-color: #F7FAFC; /* Açık Gri */
}

#features {
     background-color: #FFFFFF;
}

#screenshots {
     background-color: #F7FAFC;
}

#support {
    background: #1A202C; /* Koyu renk destek bölümü */
    color: #E2E8F0; /* Açık gri metin */
}

#privacy {
    background-color: #FFFFFF;
}

/* =========================
   Hero Section
   ========================= */
.hero-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.hero-text {
    flex: 1;
}

#hero h1 {
    font-size: 3.6rem; /* Biraz daha büyük */
    line-height: 1.25;
    color: #1A202C;
    margin-bottom: 1.5rem;
}

#hero h2 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #4A5568;
    font-weight: 400;
    text-align: left;
    text-transform: none;
    letter-spacing: 0;
    font-family: 'Nunito Sans', sans-serif;
}

#hero h2::after { display: none; }

#hero p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: #718096; /* Daha açık gri */
    max-width: 600px;
}

.store-buttons a {
    display: inline-flex;
    align-items: center;
    background-color: #1A202C;
    color: #ffffff;
    padding: 16px 32px;
    border-radius: 10px;
    font-weight: 700;
    margin-right: 1.2rem;
    margin-bottom: 1rem;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    font-size: 1.1rem;
    border: none;
    box-shadow: 0 5px 15px rgba(26, 32, 44, 0.2);
}

.store-buttons a:hover {
    background-color: #FFC107;
    color: #1A202C;
    text-decoration: none;
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(255, 193, 7, 0.3);
}

.store-buttons a i {
    margin-right: 0.8rem;
    font-size: 1.5rem;
}

/* Hero Image */
.hero-image {
    flex: 0 0 45%; /* Görsel alanı biraz daha dar */
    text-align: center;
}

.hero-image img {
    width: 100%; /* Konteynerine göre genişlik */
    max-width: 380px; /* Maksimum genişlik */
    height: auto;
    border-radius: 25px; /* Daha belirgin yuvarlaklık */
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    transform: rotate(3deg); /* Hafif eğim */
    transition: transform 0.5s ease-out;
}

.hero-image:hover img {
     transform: rotate(0deg) scale(1.03);
}

/* =========================
   Why Us Section
   ========================= */
#why-us h2::after {
    background-color: #FFC107;
}

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

.why-item {
    text-align: center;
    padding: 2rem 1.5rem;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.why-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.why-item .icon {
    font-size: 3.5rem;
    color: #FFC107;
    margin-bottom: 1.8rem;
    display: inline-block;
}

.why-item h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: #1A202C;
}

.why-item p {
    font-size: 1rem;
    color: #4A5568;
    line-height: 1.7;
    margin-bottom: 0;
}

/* =========================
   Features Section - Yeniden Tasarlandı
   ========================= */
#features h2::after {
     background-color: #FFC107;
}

.features-grid {
    display: grid;
    /* Sütun genişliğini biraz ayarlayalım, min 280px */
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); 
    gap: 2.5rem; /* Boşlukları biraz azaltabiliriz */
}

.feature-item {
    /* display: flex kaldırıldı */
    /* align-items: flex-start kaldırıldı */
    /* gap kaldırıldı */
    background-color: #ffffff; /* Beyaz kart arka planı */
    padding: 2.5rem 2rem; /* İç boşluklar güncellendi */
    border-radius: 15px; /* Daha yuvarlak köşeler */
    border: 1px solid #E2E8F0; /* İnce border */
    box-shadow: 0 8px 25px rgba(26, 32, 44, 0.06); /* Daha belirgin ama yumuşak gölge */
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center; /* İçeriği ortala */
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 35px rgba(26, 32, 44, 0.09);
}

.feature-icon {
    font-size: 2.2rem; /* İkon boyutu */
    background-color: #FFECB3; /* Vurgu renginin açık tonu */
    color: #d4a000; /* Vurgu renginin koyu tonu */
    width: 70px;  /* Çember genişliği */
    height: 70px; /* Çember yüksekliği */
    border-radius: 50%; /* Tam yuvarlak */
    display: inline-flex; /* Hem inline hem flex özellikleri */
    align-items: center;  /* İkonu dikeyde ortala */
    justify-content: center; /* İkonu yatayda ortala */
    margin: 0 auto 1.8rem auto; /* Üst/Alt ve otomatik yan boşluklar */
    /* flex-shrink, margin-top kaldırıldı */
}

/* feature-item-text div'ine gerek kalmadı */

.feature-item h3 {
    font-size: 1.4rem; /* Boyut biraz artırıldı */
    margin-bottom: 0.8rem;
    color: #1A202C;
    margin-top: 0;
}

.feature-item p {
    font-size: 1rem; /* Biraz küçültüldü */
    color: #4A5568;
    margin-bottom: 0;
    line-height: 1.7;
}

/* =========================
   Screenshots Section
   ========================= */
#screenshots h2::after {
     background-color: #FFC107;
}

#screenshots p.section-intro {
    max-width: 700px;
    margin: -2rem auto 3.5rem auto; /* Başlığa yaklaştır */
    text-align: center;
    font-size: 1.15rem;
}

.screenshot-gallery-container {
    position: relative;
    padding: 0 40px; /* Oklar için boşluk */
    margin: 0 -40px; /* Konteyner genişliğini dengele */
}

.screenshot-gallery {
    display: flex;
    gap: 2rem; /* Resimler arası boşluk */
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 1rem 0 2rem 0; /* Alt/üst boşluk */
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.screenshot-gallery::-webkit-scrollbar { display: none; }

.screenshot-item {
    flex: 0 0 auto;
    width: 260px; /* Ekran görüntüsü genişliği */
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 5px solid #fff; /* Kalın çerçeve */
    cursor: grab;
}

.screenshot-item:active {
    cursor: grabbing;
}

.screenshot-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

/* Galeri Navigasyon Butonları */
.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.8);
    color: #1A202C;
    border: 1px solid #E2E8F0;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    z-index: 10;
    display: flex; /* İkonu ortala */
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.gallery-nav:hover {
    background-color: #FFC107;
    color: #1A202C;
    border-color: #FFC107;
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.3);
}

.gallery-nav.prev { left: 0; }
.gallery-nav.next { right: 0; }

/* =========================
   Support Section
   ========================= */
#support h2 {
    color: #ffffff;
}
#support h2::after {
    background-color: #FFC107;
}

.support-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    padding: 4rem 0; /* İç boşluk kaldırıldı, bölüm padding'i yeterli */
}

.support-icon-container {
    font-size: 8rem; /* Daha büyük ikon */
    color: #FFC107;
    flex-shrink: 0;
    opacity: 0.8;
}

.support-text {
    text-align: left;
    flex: 1;
}

#support .support-text h2 {
    text-align: left;
    text-transform: none;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
}
#support .support-text h2::after { display: none; }

#support p {
    max-width: none;
    margin-bottom: 2rem;
    font-size: 1.15rem;
    color: #CBD5E0; /* Daha açık destek metni */
}

.support-button {
    display: inline-flex;
    align-items: center;
    background-color: #FFC107;
    color: #1A202C;
    padding: 16px 35px;
    border-radius: 10px;
    font-weight: 700;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    margin-top: 1rem;
    font-size: 1.2rem;
    border: none;
    box-shadow: 0 5px 15px rgba(255, 193, 7, 0.2);
}

.support-button i {
    margin-right: 0.9rem;
}

.support-button:hover {
    background-color: #d4a000;
    color: #1A202C;
    text-decoration: none;
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(255, 193, 7, 0.3);
}

/* =========================
   Privacy Section
   ========================= */
#privacy h2::after {
     background-color: #FFC107;
}

#privacy p {
    max-width: 750px;
    margin: 0 auto 2rem auto;
    text-align: center;
    font-size: 1.1rem;
}

.privacy-link {
    font-weight: 700;
    color: #1A202C;
    display: inline-flex;
    align-items: center;
    background-color: #FFECB3; /* Açık sarı arka plan */
    padding: 12px 25px;
    border-radius: 8px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #FFE082;
}

.privacy-link:hover {
    background-color: #FFC107;
    color: #1A202C;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.2);
}

.privacy-link i {
    margin-left: 0.7rem;
    font-size: 0.9rem;
}

/* =========================
   Footer
   ========================= */
footer {
    background-color: #F7FAFC;
    color: #718096;
    text-align: center;
    padding: 3rem 0;
    margin-top: 0;
    border-top: 1px solid #E2E8F0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

footer p {
    margin: 0;
    font-size: 1rem;
}

.social-links {
    margin-top: 1rem;
}

.social-links a {
    color: #A0AEC0;
    font-size: 1.6rem;
    margin: 0 0.8rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #FFC107;
}

/* =========================
   Animations
   ========================= */
.animated-section {
    opacity: 0;
    transform: translateY(50px); /* Biraz daha fazla */
    transition: opacity 0.9s ease-out, transform 0.9s ease-out;
}

.animated-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-load {
    opacity: 0;
    transform: translateY(25px);
    animation: fadeInUp 0.9s ease-out forwards;
}

.animate-on-load.delay-1 { animation-delay: 0.2s; }
.animate-on-load.delay-2 { animation-delay: 0.4s; }
.animate-on-load.delay-3 { animation-delay: 0.6s; }
.animate-on-load.delay-4 { animation-delay: 0.8s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================
   Responsive Design
   ========================= */
@media (max-width: 1024px) {
    .container {
        padding: 0 20px;
    }
    h2 {
        font-size: 2.2rem;
    }
    #hero h1 {
        font-size: 3.2rem;
    }
    .hero-content {
        gap: 2.5rem;
    }
    .features-grid {
         grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
         gap: 2rem;
    }
    .support-content {
        gap: 2rem;
    }
    .support-icon-container {
        font-size: 6rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px; /* Mobilde temel fontu küçült */
    }
    h2 {
        font-size: 2rem;
        margin-bottom: 3rem;
    }
    main section {
        padding: 4rem 0;
    }
    header nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #ffffff;
        flex-direction: column;
        padding: 1rem 0;
        border-top: 1px solid #E2E8F0;
        box-shadow: 0 8px 15px rgba(0,0,0,0.1);
    }
    header nav.active { display: flex; }
    header nav a {
        color: #1A202C;
        margin: 1rem 1.5rem;
        text-align: center;
        font-size: 1.1rem;
    }
    header nav a::after { display: none; }
    header nav a:hover { color: #FFC107; }

    #menu-toggle { display: block; }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    #hero {
        padding-top: 5rem;
        padding-bottom: 4rem;
        text-align: center;
    }
    #hero h1 {
        font-size: 2.8rem;
    }
    #hero h2 {
        font-size: 1.4rem;
        text-align: center;
        max-width: 90%;
        margin: 0 auto 2rem auto;
    }
     #hero p {
        max-width: 90%;
        margin: 0 auto 2.5rem auto;
    }
    .hero-image {
        margin-top: 3rem;
        flex-basis: auto; /* Mobilde genişlik otomatik */
    }
    .hero-image img {
        max-width: 280px;
        transform: rotate(0deg); /* Mobilde eğimi kaldır */
    }
    .hero-image::before { display: none; } /* Mobilde arka plan şekli olmasın */

    .store-buttons {
        text-align: center;
    }
    .store-buttons a {
        width: 70%;
        justify-content: center;
        margin: 0.6rem auto;
        display: flex;
    }
    .why-grid {
         grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
         gap: 1.5rem;
    }
     .features-grid {
         grid-template-columns: 1fr;
         gap: 2rem;
    }
    .feature-item {
        padding: 1.8rem;
    }
    .screenshot-gallery-container {
        padding: 0 20px;
        margin: 0 -20px;
    }
    .screenshot-item {
        width: 220px;
    }
     .gallery-nav {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
     .gallery-nav.prev { left: 5px; }
     .gallery-nav.next { right: 5px; }

     .support-content {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
     .support-icon-container {
        margin-bottom: 1.5rem;
        font-size: 6rem;
    }
    .support-text {
        text-align: center;
    }
    #support .support-text h2 {
        text-align: center;
        font-size: 2rem;
    }
    .support-button {
        width: 80%;
        justify-content: center;
        display: flex;
        margin: 1.5rem auto 0 auto;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    h2 {
        font-size: 1.9rem;
    }
    #hero h1 {
        font-size: 2.4rem;
    }
    #hero h2 {
        font-size: 1.2rem;
    }
     #hero p {
        font-size: 1.05rem;
    }
     .store-buttons a {
        width: 85%;
        padding: 14px 25px;
        font-size: 1rem;
    }
    .why-grid {
         grid-template-columns: 1fr;
    }
    .feature-item {
        padding: 1.5rem;
        gap: 1rem;
    }
    .screenshot-item {
        width: 190px;
    }
    .support-button {
        width: 90%;
        font-size: 1.1rem;
    }
    .privacy-link {
        padding: 10px 20px;
        font-size: 1rem;
    }
    footer {
        padding: 2.5rem 0;
    }
    footer p {
        font-size: 0.9rem;
    }
}