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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    background-color: #f9fafb;
    color: #333;
}

/* Linkler */
a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

a:hover {
    color: #1d4ed8; /* Hover rengi */
}

/* Container */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Responsive Navbar */
@media (max-width: 768px) {
    nav ul {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    nav ul li a {
        font-size: 0.95rem;
    }
}


/* ----------------------------
    Headings
-----------------------------*/
h1, h2, h3, h4 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: grey;
}

/* ----------------------------
    Buttons
-----------------------------*/
button, .btn {
    background-color: #1d4ed8;
    color: #ffffff;
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover, .btn:hover {
    background-color: #2563eb;
}

/* ----------------------------
    Forms
-----------------------------*/
input, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border-color 0.3s;
}

input:focus, textarea:focus {
    border-color: #1d4ed8;
    outline: none;
}

textarea {
    resize: vertical;
    min-height: 120px;
}

/* ----------------------------
    Grid Sistemi
-----------------------------*/
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

/* Responsive Grid */
@media (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-3, .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* ----------------------------
    Card
-----------------------------*/
.card {
    background-color: #ffffff;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 6px 12px rgba(0,0,0,0.1);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card .card-body {
    padding: 1rem;
}

/* ----------------------------
    Responsive Utilities
-----------------------------*/
.text-center {
    text-align: center;
}

.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }

.rounded { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }

.shadow { box-shadow: 0 4px 6px rgba(0,0,0,0.05); }
.shadow-lg { box-shadow: 0 6px 12px rgba(0,0,0,0.1); }
.transition { transition: all 0.3s ease; }