/* ------------------- */
/* --- TEMEL AYARLAR VE DEĞİŞKENLER --- */
/* ------------------- */
:root {
  --primary-color: #ff6600;
  --primary-color-darker: #e65c00;
  --secondary-color: #2c2c2c;
  --background-dark: #121212;
  --background-light: #1e1e1e;
  --text-color: #f0f0f0;
  --text-muted: #a0a0a0;
  --border-color: #3a3a3a;
  --font-family: 'Poppins', sans-serif;
  --transition-speed: 0.3s;
  --border-radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--background-dark);
  color: var(--text-color);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ------------------- */
/* --- YARDIMCI SINIFLAR --- */
/* ------------------- */
.section-title {
  text-align: center;
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 60px;
  color: var(--text-color);
}

.section-title-left {
  text-align: left;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-color);
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none;
  transition: all var(--transition-speed) ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-color-darker);
  transform: translateY(-3px);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--text-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--primary-color);
  outline-offset: 3px;
  border-radius: 5px;
}

/* ------------------- */
/* --- HEADER & NAVİGASYON --- */
/* ------------------- */
.header {
  background-color: rgba(18, 18, 18, 0.8);
  padding: 15px 0;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo svg {
    display: block;
    height: 40px;
}

.logo-a-shape {
    fill: none;
    stroke: var(--text-color);
    stroke-width: 5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.logo-play-shape {
    fill: var(--primary-color);
    stroke: var(--primary-color);
    stroke-width: 2;
    stroke-linejoin: round;
}

.logo-text {
    font-family: var(--font-family);
    font-size: 26px;
    font-weight: 700;
    fill: var(--text-color);
}

.logo-text-span {
    font-weight: 400;
    fill: var(--text-muted);
}

.nav-menu {
    display: flex;
}

.nav-menu ul {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 30px;
  margin: 0;
  padding: 0;
}

.nav-menu ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: color var(--transition-speed) ease;
}

.nav-menu ul li a:hover, .nav-menu a.active-page {
  color: var(--primary-color);
}

.nav-contact {
  background-color: var(--primary-color);
  color: white !important;
  padding: 8px 20px;
  border-radius: 50px;
  transition: background-color var(--transition-speed) ease;
}

.nav-contact:hover {
  background-color: var(--primary-color-darker);
  color: white !important;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  cursor: pointer;
  background: none;
  border: none;
  z-index: 1001;
  padding: 0;
}

.menu-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--text-color);
  border-radius: 3px;
  transition: all var(--transition-speed) ease;
  transform-origin: center;
}

/* ------------------- */
/* --- ANA SAYFA BÖLÜMLERİ --- */
/* ------------------- */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  text-align: center;
  padding: 80px 0;
  overflow: hidden;
}
.hero-bg-slideshow {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: -1;
  background-image: url('img/3.PNG');
  background-size: cover; background-position: center;
  animation: slideshow 20s infinite linear; filter: brightness(0.4);
}
@keyframes slideshow {
  0%, 100% { background-image: url('img/3.png'); }
  25% { background-image: url('img/2.jpg'); }
  50% { background-image: url('img/1.jpeg'); }
  75% { background-image: url('img/4.png'); }
}
.hero-content { max-width: 800px; margin: 0 auto; }
.hero-content h1 { font-size: 3.5rem; font-weight: 700; margin-bottom: 20px; line-height: 1.2; }
.hero-content p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 40px; }

.prices-section {
    padding: 100px 0;
    background-color: var(--background-dark);
}
.stats-section { padding: 60px 0; background-color: var(--background-light); }
.features-section { padding: 100px 0; }
.about-section { padding: 100px 0; background-color: var(--background-light); }
.testimonials-section { padding: 100px 0; position: relative; overflow-x: hidden; }

/* Fiyat Kartları */
.price-group { margin-bottom: 80px; }
.price-group:last-child { margin-bottom: 0; }
.price-group-title { text-align: center; font-size: 2rem; font-weight: 600; color: var(--text-color); margin-bottom: 40px; position: relative; }
.price-group-title::after { content: ''; position: absolute; bottom: -10px; left: 50%; transform: translateX(-50%); width: 60px; height: 3px; background-color: var(--primary-color); }
.card-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.card { background-color: var(--background-light); padding: 40px 30px; border-radius: var(--border-radius); text-align: center; border: 1px solid var(--border-color); transition: all var(--transition-speed) ease; position: relative; overflow: hidden; display: flex; flex-direction: column; }
.card .btn { margin-top: auto; }
.card:hover { transform: translateY(-10px); border-color: var(--primary-color); box-shadow: 0 15px 30px rgba(255, 102, 0, 0.1); }
.card.popular { border-color: var(--primary-color); }
.popular-badge { position: absolute; top: 15px; right: -40px; background-color: var(--primary-color); color: white; padding: 5px 40px; font-size: 0.9rem; font-weight: 700; transform: rotate(45deg); }
.card h4 { font-size: 1.5rem; margin-bottom: 15px; }
.card .price { font-size: 2.5rem; font-weight: 700; color: var(--primary-color); margin-bottom: 25px; }
.features-list { list-style: none; margin-bottom: 30px; text-align: left; padding: 0; }
.features-list li { margin-bottom: 12px; color: var(--text-muted); display: flex; align-items: center; }
.features-list li::before { content: ''; display: inline-block; width: 20px; height: 20px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ff6600' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E"); background-size: contain; background-repeat: no-repeat; margin-right: 10px; flex-shrink: 0; }

/* Diğer Ana Sayfa Bölümleri */
.stats-section .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; text-align: center; }
.stat-box .stat-number { font-size: 3rem; font-weight: 700; color: var(--primary-color); }
.stat-box .stat-label { font-size: 1rem; color: var(--text-muted); }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.feature-item { background-color: var(--background-light); padding: 30px; border-radius: var(--border-radius); border-left: 4px solid var(--primary-color); }
.feature-item h3 { font-size: 1.4rem; margin-bottom: 10px; }
.feature-item p { color: var(--text-muted); }
.about-section .container { display: flex; align-items: center; gap: 60px; }
.about-image { flex: 1; }
.about-image img { width: 100%; max-width: 450px; border-radius: var(--border-radius); box-shadow: var(--shadow); }
.about-text { flex: 1; }
.about-text p { margin-bottom: 20px; color: var(--text-muted); }
.testimonial-scroll-container { overflow: hidden; }
.testimonial-scroll { display: flex; width: fit-content; animation: scroll 40s linear infinite; }
.testimonial-box { flex-shrink: 0; width: 350px; background-color: var(--background-light); border-radius: var(--border-radius); padding: 25px; margin: 0 15px; border: 1px solid var(--border-color); }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ------------------- */
/* --- ORTAK SAYFA STİLLERİ --- */
/* ------------------- */
.page-header-section { background-color: var(--background-light); }
.page-header { text-align: center; padding: 60px 20px; }
.page-title { font-size: 3.5rem; font-weight: 700; color: var(--text-color); margin-bottom: 15px; }
.page-subtitle { font-size: 1.2rem; color: var(--text-muted); max-width: 700px; margin: 0 auto; }

/* ÖZELLİKLER & HAKKIMIZDA SAYFASI */
.features-detailed-section, .values-section { padding: 100px 0; }
.faq-section { padding: 100px 0; background-color: var(--background-dark); }
.feature-category { margin-bottom: 80px; }
.category-title { font-size: 2.2rem; font-weight: 600; color: var(--primary-color); border-bottom: 2px solid var(--border-color); padding-bottom: 15px; margin-bottom: 40px; }
.feature-detailed-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.feature-box { background-color: var(--background-dark); padding: 30px; border-radius: var(--border-radius); text-align: center; border: 1px solid var(--border-color); transition: all var(--transition-speed) ease; }
.feature-box:hover { transform: translateY(-5px); border-color: var(--primary-color); }
.feature-icon { width: 60px; height: 60px; margin: 0 auto 20px auto; background-color: var(--primary-color); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.feature-icon svg { width: 28px; height: 28px; fill: white; }
.feature-box h3 { font-size: 1.3rem; color: var(--text-color); margin-bottom: 10px; }
.feature-box p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; }
.mission-vision-section { padding: 80px 0; }
.mission-vision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: stretch; }
.mission-box, .vision-box { padding: 40px; border-radius: var(--border-radius); border: 1px solid var(--border-color); }
.mission-box { background-color: var(--background-light); } .vision-box { background-color: var(--secondary-color); }
.box-title { font-size: 1.8rem; font-weight: 600; margin-bottom: 15px; color: var(--primary-color); }
.cta-section { padding: 80px 0; text-align: center; background: linear-gradient(45deg, var(--primary-color), var(--primary-color-darker)); }
.cta-section h2 { font-size: 2.5rem; color: white; margin-bottom: 15px; }

/* KURULUM REHBERİ SAYFASI */
.setup-guide-section { padding: 80px 0; }
.guide-layout { display: grid; grid-template-columns: 250px 1fr; gap: 40px; }
.guide-menu { display: flex; flex-direction: column; gap: 5px; }
.guide-menu-item { width: 100%; padding: 15px 20px; font-size: 1.1rem; font-weight: 600; color: var(--text-muted); background-color: transparent; border: none; border-radius: 8px; text-align: left; cursor: pointer; transition: all var(--transition-speed) ease; border-left: 4px solid transparent; }
.guide-menu-item:hover { background-color: var(--secondary-color); color: var(--text-color); }
.guide-menu-item.active { background-color: var(--secondary-color); color: var(--primary-color); border-left: 4px solid var(--primary-color); }
.guide-content-area { padding-left: 20px; border-left: 1px solid var(--border-color); }
.guide-content-panel { display: none; } .guide-content-panel.active { display: block; animation: fadeIn 0.5s ease-in-out; }
.guide-content-panel h3 { font-size: 1.8rem; color: var(--primary-color); margin-bottom: 15px; }
.guide-content-panel p { font-size: 1rem; color: var(--text-muted); margin-bottom: 30px; }
.guide-content-panel ol { list-style: none; counter-reset: guide-counter; padding-left: 0; }
.guide-content-panel ol li { counter-increment: guide-counter; margin-bottom: 25px; padding-left: 50px; position: relative; font-size: 1.1rem; line-height: 1.7; }
.guide-content-panel ol li::before { content: counter(guide-counter); position: absolute; left: 0; top: 5px; width: 35px; height: 35px; background-color: var(--primary-color); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1rem; }
.guide-content-panel code { background-color: var(--secondary-color); padding: 2px 6px; border-radius: 4px; font-family: monospace; color: var(--primary-color); }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* SSS Akordiyon */
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border-color); }
.faq-question { width: 100%; background: none; border: none; text-align: left; padding: 25px 0; font-size: 1.2rem; font-weight: 600; color: var(--text-color); cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.faq-question span { padding-right: 15px; }
.faq-icon { width: 20px; height: 20px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ff6600' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='12' y1='5' x2='12' y2='19'%3E%3C/line%3E%3Cline x1='5' y1='12' x2='19' y2='12'%3E%3C/line%3E%3C/svg%3E"); background-size: contain; transition: transform var(--transition-speed) ease; flex-shrink: 0; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-in-out; }
.faq-answer p { padding: 0 0 25px 0; color: var(--text-muted); line-height: 1.8; }

/* ------------------- */
/* --- FOOTER & WHATSAPP BUTONU --- */
/* ------------------- */
.footer { background-color: #0a0a0a; padding-top: 80px; border-top: 1px solid var(--border-color); }
.footer-main { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-column .footer-title { font-size: 1.2rem; font-weight: 600; margin-bottom: 20px; color: var(--text-color); }
.footer-column.about .footer-logo-link { display: inline-block; margin-bottom: 20px; }
.footer-about-text { color: var(--text-muted); line-height: 1.8; max-width: 350px; }
.footer-column.links ul { list-style: none; padding: 0; } .footer-column.links ul li { margin-bottom: 12px; }
.footer-column.links a { color: var(--text-muted); text-decoration: none; transition: color var(--transition-speed) ease; }
.footer-column.links a:hover { color: var(--primary-color); }
.social-icons { display: flex; gap: 15px; }
.social-icons a { width: 40px; height: 40px; background-color: var(--secondary-color); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: all var(--transition-speed) ease; }
.social-icons a:hover { background-color: var(--primary-color); transform: translateY(-3px); }
.social-icons svg { width: 20px; height: 20px; fill: var(--text-color); }
.footer-bottom { border-top: 1px solid var(--border-color); padding: 25px 0; text-align: center; color: var(--text-muted); font-size: 0.9rem; }

@keyframes pulse { 0% { transform: scale(1); box-shadow: 0 4px 12px rgba(0,0,0,0.2); } 50% { transform: scale(1.1); box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4); } 100% { transform: scale(1); box-shadow: 0 4px 12px rgba(0,0,0,0.2); } }
.whatsapp-fab { position: fixed; bottom: 25px; right: 25px; width: 60px; height: 60px; background-color: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2); z-index: 1000; animation: pulse 2.5s infinite ease-in-out; text-decoration: none; }
.whatsapp-fab:hover { animation: none; transform: translateY(-5px) scale(1.15); box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25); }
.whatsapp-fab-icon { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; }
.whatsapp-fab-icon svg { width: 36px; height: 36px; color: white; }
.whatsapp-fab-text { position: absolute; right: 75px; top: 50%; transform: translateY(-50%); background-color: #075E54; color: white; padding: 8px 15px; border-radius: 8px; font-size: 0.95rem; font-weight: 600; white-space: nowrap; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; }
.whatsapp-fab:hover .whatsapp-fab-text { opacity: 1; visibility: visible; }

/* ------------------- */
/* --- RESPONSIVE TASARIM (MEDIA QUERIES) --- */
/* ------------------- */
@media (max-width: 992px) {
    .footer-main { grid-template-columns: repeat(2, 1fr); }
    .about-section .container { flex-direction: column; text-align: center; }
}

@media (max-width: 768px) {
    body { font-size: 15px; }
    .section-title, .page-title { font-size: 2.5rem; }
    .hero-content h1 { font-size: 2.5rem; }
    
    .nav-menu {
        display: none;
        position: fixed; top: 70px; left: 0; width: 100%; height: calc(100vh - 70px);
        background-color: var(--background-dark); flex-direction: column;
        justify-content: center; align-items: center;
        transform: translateX(-100%); transition: transform var(--transition-speed) ease-in-out;
    }
    .nav-menu.active { transform: translateX(0); }
    .menu-toggle { display: flex; }
    .nav-menu ul { flex-direction: column; gap: 40px; }
    .nav-menu ul li a { font-size: 1.5rem; }
    .nav-contact { display: none; }
    
    .feature-grid, .stats-section .container, .mission-vision-grid, .guide-layout {
        grid-template-columns: 1fr;
    }
    .card-container { gap: 20px; }
    .about-text { margin-top: 30px; }
    .guide-content-area { border-left: none; padding: 20px 0 0 0; }
    .whatsapp-fab-text { display: none; }
}

@media (max-width: 576px) {
    .footer-main { grid-template-columns: 1fr; text-align: center; }
    .footer-about-text { max-width: 100%; }
    .social-icons { justify-content: center; }
    .hero-content h1, .page-title { font-size: 2rem; }
}
/* ------------------- */
/* --- MOBİL UYUMLULUK (EN ÖNEMLİ KISIM) --- */
/* ------------------- */
@media (max-width: 992px) {
    .nav-menu {
        display: none; /* DÜZELTME: Menü başlangıçta tamamen gizli */
        position: fixed;
        top: 0; left: 0;
        width: 100vw; /* Tam ekran genişliği */
        height: 100vh; /* Tam ekran yüksekliği */
        background-color: var(--background-dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        z-index: 1001; /* Butonun arkasında kalması için */
    }
    .nav-menu.active {
        display: flex; /* DÜZELTME: active class'ı gelince görünür yap */
    }
    .nav-menu ul { flex-direction: column; gap: 40px; }
    .nav-menu ul li a { font-size: 1.8rem; }
    
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 30px; height: 25px; cursor: pointer;
        background: transparent; border: none;
        z-index: 1002; /* Açık menünün üstünde kalması için */
    }
    .menu-toggle span {
        width: 100%; height: 3px; background-color: var(--text-color);
        border-radius: 3px; transition: all 0.3s ease-in-out;
        transform-origin: center;
    }
    .menu-toggle.active span:nth-child(1) { transform: translateY(11px) rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }
}