/* FONT AYARLARI */
body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- KAYDIRMA (SCROLL) AYARLARI --- */
html {
    scroll-behavior: smooth;
}

/* ÖZEL SCROLLBAR (Premium His) */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f8fafc;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* --- ARKAPLAN EFEKTLERİ --- */
.hero-bg {
    background: radial-gradient(circle at top left, #ecfdf5 0%, transparent 40%),
                radial-gradient(circle at bottom right, #eff6ff 0%, transparent 40%);
}

/* TEXT GRADIENT */
.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
}

/* KARTLARA ÖZEL EFEKTLER */
.shadow-card {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
}

/* BUTON PARLAMA */
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
}

/* YAVAŞ ATMACA (Hero Arkaplanı İçin) */
@keyframes pulse-slow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}
.animate-pulse-slow {
    animation: pulse-slow 6s infinite ease-in-out;
}

/* YAVAŞ ZIPLAMA (Resimler İçin) */
@keyframes bounce-slow {
    0%, 100% { transform: translateY(-3%); }
    50% { transform: translateY(3%); }
}
.animate-bounce-slow {
    animation: bounce-slow 4s infinite ease-in-out;
}

/* MOBİL MENÜ GEÇİŞİ */
#mobile-menu {
    transition: max-height 0.4s ease-in-out, opacity 0.4s ease-in-out;
}

/* LINK ALTI ÇİZGİSİ EFEKTİ (Navbar İçin) */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #10b981;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}
/* Navbar Link Altı Çizgili Efekt */
.nav-link {
    position: relative;
    display: inline-block;
}

/* Çizginin ilk hali (görünmez ve genişliği 0) */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #10b981; /* brand-primary rengin */
    transition: width 0.3s ease; /* Uzama animasyonu */
}

/* Mouse üzerine gelince çizgi genişlesin */
.nav-link:hover::after {
    width: 100%;
}