:root {
    /* Background Colors */
    --background-dark-100: #000000;
    --background-dark-90: #222222;
    --background-dark-95: #282828;
    --background-dark-80: #333333;
    --background-dark-70: #444444;
    --background-orange: #ff714a;
    --background-dark-60: #666666;

    /* Text Colors */
    --color-white-100: #ffffff;
    --color-white-95: #f5f5f5;
    --color-white-80: #d5d5d5;
    --color-white-60: #aaaaaa;
    --color-white-70: #bbbbbb;

    /* Font Size */
    --font-size-48: 48px;
    --font-size-24: 24px;
    --font-size-21: 21px;
    --font-size-18: 18px;
    --font-size-14: 14px;
    --font-size-12: 12px;
    --font-size-11: 11px;
    --font-size-30: 30px;
    --font-size-16: 16px;
    --font-size-13: 13px;

    /* Others */
    --transition-default: 0.25s ease;
}

/* Header */
.header {
    width: 100%;
    height: 60px;
    background-color: var(--background-dark-95);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
}

.logo {
    height: 40px; /* Logo boyutu */
}

.brand {
    font-size: var(--font-size-18);
    font-weight: bold;
    color: var(--color-white-100);
}

body { 
    font-family: Arial, sans-serif; 
    text-align: center; 
    height: 100vh;
    background: var(--background-dark-90);
    color: var(--color-white-95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 80px; /* Header'ın sayfayı kapatmaması için */
}

h1 {
    font-size: var(--font-size-24);
    margin-bottom: 10px;
}

p {
    font-size: var(--font-size-16);
    margin: 10px 0;
}

#inputFormula { 
    width: 300px; 
    padding: 10px;
    font-size: var(--font-size-14);
    border: 2px solid var(--background-dark-80);
    border-radius: 5px;
    background-color: var(--background-dark-95);
    color: var(--color-white-100);
    outline: none;
}

button {
    margin-top: 10px;
    padding: 10px 15px;
    font-size: var(--font-size-14);
    font-weight: bold;
    color: var(--color-white-100);
    background-color: var(--background-orange);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background var(--transition-default);
}

button:hover {
    background-color: #ff5722;
}

#balanced, #message {
    font-weight: bold;
    margin-top: 15px;
    font-size: var(--font-size-16);
}

.md-white-container {
    display: flex;
    justify-content: center; /* Yatayda ortalama */
    align-items: center; /* Dikeyde ortalama */
    height: 60px; /* Ekran yüksekliği kadar */
    width: 100%; /* Genişlik 100% */
}

.md-white {
    font-size: 24px;
    font-weight: bold;
    color: #fff;
}

.back-to-home {
    margin: 50px;
    padding: 3px 5px;
    font-size: 14px;
    background-color: #ff714a; /* Koyu turuncu arka plan */
    color: white; /* Beyaz metin rengi */
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.back-to-home:hover {
    background-color: #e65c38; /* Hover efekti */
}