:root {
    --bg-light: #ffffff;
    --bg-gray: #f4f5f7;
    --text-dark: #111111;
    --text-muted: #555555;
    --blue: #4285F4;
    --border-color: #e5e5e5;
}

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

@media (hover: hover) and (pointer: fine) {
    body, a, button { cursor: none; }
}

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    font-family: 'Plus Jakarta Sans', sans-serif;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* CUSTOM CURSOR */
.cursor-dot, .cursor-outline {
    position: fixed; top: 0; left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%; z-index: 9999; pointer-events: none;
}
.cursor-dot { width: 6px; height: 6px; background-color: var(--text-dark); }
.cursor-outline {
    width: 40px; height: 40px;
    border: 1px solid rgba(17, 17, 17, 0.2);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
}
.cursor-outline.hover-active {
    width: 70px; height: 70px;
    background-color: rgba(66, 133, 244, 0.05);
    border-color: var(--blue);
}

/* NAVBAR & CONTAINER */
nav {
    position: fixed; top: 0; left: 0; width: 100%;
    z-index: 1000; background: rgba(255,255,255,0.9); backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent; transition: all 0.3s ease;
}
nav.scrolled { border-bottom: 1px solid var(--border-color); }

.nav-container {
    max-width: 1440px; margin-left: auto; margin-right: auto;
    display: flex; justify-content: space-between; align-items: center; width: 100%;
    padding: 25px 4vw; transition: all 0.3s ease;
}
nav.scrolled .nav-container { padding: 15px 4vw; }

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.logo img {
    height: 60px;
    width: auto;
    display: block;
}

.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a {
    text-decoration: none; color: var(--text-dark); font-weight: 600; font-size: 1rem;
    position: relative; padding: 5px 0; display: inline-block;
}
.nav-links a::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px;
    background-color: var(--blue); transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }

.magnetic-wrap { display: inline-block; }
.magnetic-btn {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--text-dark); color: var(--bg-light);
    padding: 14px 30px; border-radius: 50px; font-weight: 600; text-decoration: none;
    transition: transform 0.1s ease;
    border: none;
}

/* HAMBURGER MENU */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-dark);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
    outline: none;
    padding: 5px;
    transition: color 0.3s ease;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: right 0.5s cubic-bezier(0.77, 0.2, 0.05, 1.0);
}
.mobile-menu-overlay.active { right: 0; }

.mobile-menu-close {
    position: absolute;
    top: 25px;
    right: 4vw;
    background: none;
    border: none;
    color: var(--text-dark);
    font-size: 2rem;
    cursor: pointer;
    padding: 10px;
}

.mobile-nav-links {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 25px;
}
.mobile-nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-family: 'Outfit', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}
.mobile-nav-links a:hover,
.mobile-nav-links a.active {
    color: var(--blue);
    transform: scale(1.05);
}

.mobile-contact-btn {
    background: var(--text-dark);
    color: var(--bg-light) !important;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.2rem !important;
    font-weight: 600;
}
.mobile-contact-btn:hover { background: var(--blue) !important; }

/* SCROLL TO TOP BUTTON */
#backToTop {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(17, 17, 17, 0.85);
    backdrop-filter: blur(10px);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
#backToTop.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
#backToTop:hover {
    background: var(--blue);
    color: #ffffff;
    transform: scale(1.05);
}

/* FOOTER & CONTAINER */
footer { 
    margin-top: 150px; /* TÜM SAYFALAR İÇİN STANDART FOOTER BOŞLUĞU (SORUN ÇÖZÜLDÜ) */
    background: var(--text-dark); 
    color: white; 
    padding: 100px 5vw 40px 5vw; 
}
.footer-container {
    max-width: 1440px; margin-left: auto; margin-right: auto; width: 100%;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 60px; margin-bottom: 40px; }
.footer-brand h2 { font-family: 'Outfit', sans-serif; font-size: 3rem; font-weight: 800; margin-bottom: 20px; letter-spacing: -1px; }
.footer-brand p { color: #999; font-size: 1.2rem; max-width: 400px; line-height: 1.6; }
.footer-links h4 { font-family: 'Outfit', sans-serif; font-size: 1.2rem; margin-bottom: 20px; color: var(--blue); }
.footer-links ul { list-style: none; }
.footer-links ul li { margin-bottom: 12px; }
.footer-links ul a { color: white; text-decoration: none; transition: 0.3s; opacity: 0.7; }
.footer-links ul a:hover { opacity: 1; color: var(--blue); }
.footer-bottom { display: flex; justify-content: space-between; color: #777; font-size: 0.9rem; }

/* MEDIA QUERIES FOR HEADER/NAV/FOOTER */
@media (max-width: 1024px) {
    .nav-links { display: none !important; }
    .mobile-menu-btn { display: block; }
    nav .magnetic-wrap { display: none !important; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    #backToTop { bottom: 20px; right: 20px; width: 45px; height: 45px; }
}

/* ========================================================= */
/* BURADAN AŞAĞISINA HTML DOSYALARINDAKİ CSS'LERİ EKLERSİNİZ */
/* ========================================================= */

/* --- ANA SAYFA (INDEX.HTML) STİLLERİ --- */
/* Buraya hero, marquee, manifesto, services-grid css'lerini kopyalayabilirsin */


/* --- PROJELER (PROJELER.HTML) STİLLERİ --- */
/* Buraya showcase-container, AI Viewport, scroll-snap css'lerini kopyalayabilirsin */