/* ==========================
   ÜST YATAY MENÜ
========================== */

.top-menu {
    background-color: #576ef0;
}

/* MENÜ BAR YÜKSEKLİĞİ */
.menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    height: 50px;                 /* 🔴 SABİT YÜKSEKLİK */
}

/* HER MENÜ ELEMANI */
.menu > li {
    position: relative;
    display: flex;
    align-items: center;          /* 🔴 GERÇEK DİKEY ORTA */
}

/* LINK + BUTON AYNI DAVRANSIN */
.menu > li > a,
.menu > li > button {
    display: flex;
    align-items: center;          /* yazıyı ortalar */
    height: 100%;                 /* menü yüksekliği */
    padding: 0 20px;              /* sadece yatay padding */
    color: white;
    text-decoration: none;
    font: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

/* HOVER */
.menu > li > a:hover,
.menu > li > button:hover {
    background-color: #1d27af;
}


/* ==========================
   ALT MENÜ
========================== */

.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #576ef0;
    list-style: none;
    padding: 0;
    margin: 0;
    min-width: 180px;
    z-index: 1000;
}

.submenu li a {
    display: block;
    padding: 12px 15px;
    color: white;
    text-decoration: none;
}

.submenu li a:hover {
    background-color: #1d27af;
}

/* HOVER İLE AÇ */
.menu li:hover .submenu {
    display: block;
}

/* ==========================
   MENÜ İÇİNDEKİ SUBMIT BUTON
========================== */

.top-menu .menu > li.menu-submit > button {
    background-color: #811781;
    color: rgb(30, 30, 31);

    border: 2px solid #dfd21c;
    border-radius: 8px;

    padding: 6px 14px;
    font-weight: 600;
    cursor: pointer;
}

.top-menu .menu > li.menu-submit > button:hover {
    background-color: #34495e;
}




/* SAYFA İÇERİĞİ MENÜ ALTINDAN BAŞLASIN */
.page-content {
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
}


body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f2f2f2;
    margin: 0;
    padding: 0;
}

/* 🔐 SADECE LOGIN */
.login-container {
    width: 400px;
    margin: 120px auto;
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0,0,0,0.15);
}

.login-container h2 {
    text-align: center;
}

.login-container input {
    width: 100%;
    padding: 12px 10px;
    margin-top: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.login-container input:focus {
    border-color: #007BFF;
    box-shadow: 0 0 5px rgba(0,123,255,0.5);
    outline: none;
}

.login-container button {
    width: 100%;
    padding: 12px;
    margin-top: 18px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.login-container button:hover {
    background-color: #0056b3;
}

/* 🔓 NORMAL SAYFALAR */
.page-content {
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
}


a {
    color: #007BFF;
    text-decoration: none;
    display: inline-block;
    margin-top: 15px;
}

/* 🔬 Biyokimya Test Grid */
.bio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.bio-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bio-item label {
    width: 110px;
    font-weight: 600;
}

.bio-item input {
    width: 40px;
    padding: 4px;
    text-align: center;
}

.page-content {
    width: 100%;
    max-width: 1200px;
}
.page-content {
    align-self: stretch;
}