/* --- style.css - V5: LOGO COLORS (Deep Purple & Energetic Orange) --- */

:root {
    /* YENİ LOGO RENK PALETİ */
    --bg-body: #2E0249;       /* Ana Arka Plan: Koyu, Derin Mor (Logonun koyu tonu) */
    --bg-panel: #430A5D;      /* Paneller: Biraz daha açık Mor */
    
    /* ANA VURGU RENGİ */
    --brand-accent: #FF7F00;  /* Logonun canlı Turuncusu (Butonlar, İkonlar) */
    
    /* İKİNCİL RENKLER */
    --brand-secondary: #A91079; /* Ara ton mor/pembe (Geçişler için) */
    
    --text-white: #F8E2CF;    /* Kırık beyaz (Turuncuya çalan sıcak ton) */
    --text-grey: #D4B5E4;     /* Açık lavanta grisi (Okunabilirlik için) */
    
    --border-color: #5C2E7E;  /* Mor tonlu çizgiler */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Roboto', Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-body);
    color: var(--text-grey);
    line-height: 1.7;
    font-size: 16px;
    background-image: radial-gradient(circle at top right, #430A5D, #2E0249); /* Hafif degrade arka plan */
}

a { text-decoration: none; transition: 0.3s; color: var(--text-white); }
a:hover { color: var(--brand-accent); }

/* HEADER & NAV */
header {
    background: rgba(46, 2, 73, 0.9); /* Yarı saydam mor */
    border-bottom: 2px solid var(--brand-secondary);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: auto;
    padding: 0 30px;
}

.logo img {
    height: 55px;
    /* Logoyu arka plandan ayırmak için çok hafif bir parlama */
    filter: drop-shadow(0 0 8px rgba(255, 127, 0, 0.3));
}

.nav-links {
    display: flex;
    gap: 40px;
    list-style: none;
}

.nav-links a {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1.5px;
    color: var(--text-white);
    position: relative;
}

/* Menü linklerinin altına turuncu çizgi */
.nav-links a::after {
    content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px;
    background: var(--brand-accent); transition: 0.3s;
}
.nav-links a:hover::after { width: 100%; }

.cta-btn {
    background: linear-gradient(135deg, var(--brand-accent), #FF5722); /* Turuncu degrade */
    color: white !important;
    padding: 12px 35px;
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    border-radius: 50px; /* Daha yumuşak, modern buton */
    box-shadow: 0 5px 15px rgba(255, 127, 0, 0.4);
    transition: 0.3s;
}
.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 127, 0, 0.6);
}

/* HERO SECTION */
.hero-slider {
    height: 750px;
    position: relative;
    background: var(--bg-body);
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    opacity: 0; transition: opacity 1.5s;
    background-size: cover; background-position: center;
}
/* Mor tonlu karartma filtresi */
.slide::after {
    content: ""; position: absolute; top:0; left:0; width:100%; height:100%;
    background: linear-gradient(to right, rgba(46, 2, 73, 0.9) 0%, rgba(67, 10, 93, 0.5) 100%);
}
.slide.active { opacity: 1; }

.slide-content {
    position: relative;
    z-index: 2;
    height: 100%;
    max-width: 1400px;
    margin: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 30px;
}

.slide-content h1 {
    font-size: 4.5rem;
    color: var(--text-white);
    text-transform: uppercase;
    line-height: 1.1;
    font-weight: 900;
    max-width: 800px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
}
.slide-content span { color: var(--brand-accent); }

.slide-content p {
    font-size: 1.3rem;
    max-width: 650px;
    margin: 25px 0 45px;
    border-left: 4px solid var(--brand-accent);
    padding-left: 25px;
    color: var(--text-grey);
}

/* TRACKING BAR */
.tracking-bar-container {
    background: var(--bg-panel);
    padding: 35px 0;
    border-bottom: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.2);
}
.tracking-wrapper {
    max-width: 1400px;
    margin: auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.tracking-label {
    color: var(--text-white);
    font-weight: 900;
    font-size: 1.5rem;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 15px;
}
.tracking-label i { color: var(--brand-accent); font-size: 1.8rem; }

.tracking-input-group {
    display: flex;
    flex: 1;
    max-width: 600px;
    margin-left: 30px;
    background: var(--bg-body);
    padding: 5px;
    border-radius: 50px; /* Yuvarlak hatlar */
    border: 2px solid var(--border-color);
}
.tracking-input-group input {
    width: 100%;
    padding: 15px 25px;
    border: none;
    background: transparent;
    color: var(--text-white);
    font-weight: 600;
    outline: none;
}
.tracking-btn {
    background: var(--brand-accent);
    color: white;
    border: none;
    padding: 0 35px;
    font-weight: 800;
    cursor: pointer;
    text-transform: uppercase;
    border-radius: 50px;
    transition: 0.3s;
}
.tracking-btn:hover { background: #FF9F43; }
.tracking-btn:disabled {
    background: #5C2E7E;
    color: #D4B5E4;
    cursor: not-allowed;
    box-shadow: none;
}

/* SERVICES GRID */
.section-padding { padding: 120px 30px; }
.section-header { margin-bottom: 70px; }
.section-header h2 { font-size: 3rem; color: var(--text-white); text-transform: uppercase; font-weight: 900; }
.section-header .line { width: 120px; height: 6px; background: linear-gradient(to right, var(--brand-accent), var(--brand-secondary)); margin-top: 15px; border-radius: 10px; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-panel);
    padding: 50px 40px;
    border: 2px solid transparent; /* Başlangıçta şeffaf sınır */
    transition: 0.4s;
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    background-image: linear-gradient(var(--bg-panel), var(--bg-panel)), linear-gradient(135deg, var(--brand-secondary), var(--brand-accent)); /* Gradyan sınır hilesi */
    background-origin: border-box;
    background-clip: content-box, border-box;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(169, 16, 121, 0.3);
}

.service-card i {
    font-size: 3.5rem;
    color: var(--brand-accent);
    margin-bottom: 30px;
    display: inline-block;
    filter: drop-shadow(0 0 10px rgba(255, 127, 0, 0.4));
}
.service-card h3 { color: var(--text-white); margin-bottom: 20px; font-size: 1.6rem; font-weight: 700; }

/* PAGE HERO (Alt Sayfa Başlıkları) */
.page-hero {
    background: linear-gradient(to bottom, var(--bg-panel), var(--bg-body));
    padding: 120px 30px 80px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}
.page-hero span { color: var(--brand-accent); font-weight: bold; letter-spacing: 3px; font-size: 0.9rem; }
.page-hero h1 { font-size: 3.5rem; color: var(--text-white); text-transform: uppercase; font-weight: 900; margin: 10px 0; }
.page-hero p { color: var(--text-grey); max-width: 700px; margin: 20px auto 0; font-size: 1.2rem; }

/* PRODUCTS LAYOUT */
.products-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    max-width: 1400px;
    margin: 80px auto;
    padding: 0 30px;
}
.product-item {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    border-radius: 12px;
    overflow: hidden;
    transition: 0.3s;
}
.product-item:hover { border-color: var(--brand-accent); box-shadow: 0 5px 15px rgba(169, 16, 121, 0.2); }
.product-img {
    width: 180px; height: 180px;
    object-fit: cover;
    background: var(--bg-body);
    display: flex; align-items: center; justify-content: center;
    border-right: 1px solid var(--border-color);
}
.product-desc { padding: 30px; flex: 1; }
.product-desc h4 { color: var(--text-white); font-size: 1.5rem; margin-bottom: 10px; }
.product-desc a { color: var(--brand-accent); font-weight: 700; }

/* DARK FORM */
.dark-form {
    background: var(--bg-panel);
    padding: 40px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    position: sticky; top: 100px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
.dark-form h3 { color: var(--brand-accent); text-transform: uppercase; margin-bottom: 25px; font-size: 1.4rem; }
.dark-form label { color: var(--text-white); display: block; margin-bottom: 10px; font-size: 0.95rem; font-weight: 600; }
.dark-form input, .dark-form textarea {
    width: 100%;
    padding: 15px;
    background: var(--bg-body);
    border: 2px solid var(--border-color);
    color: var(--text-white);
    margin-bottom: 20px;
    border-radius: 8px;
    font-family: inherit;
    transition: 0.3s;
}
.dark-form input:focus, .dark-form textarea:focus {
    border-color: var(--brand-accent);
    outline: none;
    box-shadow: 0 0 15px rgba(255, 127, 0, 0.2);
}
.full-width-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--brand-accent), #FF5722);
    color: white;
    padding: 15px;
    border: none;
    font-weight: 800;
    cursor: pointer;
    text-transform: uppercase;
    border-radius: 50px;
    transition: 0.3s;
}
.full-width-btn:hover { transform: translateY(-3px); box-shadow: 0 5px 20px rgba(255, 127, 0, 0.4); }

/* FOOTER */
footer {
    background: var(--bg-panel);
    border-top: 2px solid var(--brand-secondary);
    padding: 80px 5% 30px;
    margin-top: 100px;
    color: var(--text-grey);
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    max-width: 1400px;
    margin: auto;
}
.footer-col h4 { color: var(--text-white); margin-bottom: 25px; text-transform: uppercase; font-weight: 800; letter-spacing: 1px; border-bottom: 2px solid var(--brand-accent); display: inline-block; padding-bottom: 10px; }
.footer-col ul li { margin-bottom: 15px; }
.footer-col ul li a { color: var(--text-grey); }
.footer-col ul li a:hover { color: var(--brand-accent); padding-left: 8px; }

/* RESPONSIVE */
@media (max-width: 992px) {
    .hero-slider { height: 600px; }
    .slide-content h1 { font-size: 3.5rem; }
    .nav-links { display: none; }
    .tracking-wrapper { flex-direction: column; gap: 25px; align-items: stretch; }
    .tracking-input-group { margin: 0; width: 100%; max-width: none; }
    .products-layout { grid-template-columns: 1fr; }
    .product-item { flex-direction: column; text-align: center; }
    .product-img { width: 100%; height: 200px; border-right: none; border-bottom: 1px solid var(--border-color); }
    .dark-form { position: relative; top: 0; }
}
@media (max-width: 576px) {
    .slide-content h1 { font-size: 2.5rem; }
    .section-header h2 { font-size: 2.2rem; }
    .cta-btn { padding: 12px 20px; font-size: 0.8rem; }
}