:root {
    --bg-color: #0b0b13;
    --container-bg: #17172b;
    --text-color: #e0e0e0;
    --accent-color: #ff007f;
    --accent-color2: #00f7ff;
    --accent-glow: #ff0080;
    --success-color: #00e676;
    --error-color: #ff1744;
    --warning-color: #ffa000;
    --font-main: 'Roboto', sans-serif;
    --font-title: 'Orbitron', sans-serif;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    position: relative;
}

/* Navbar */
.navbar-custom {
    background: #0f0f1f;
    border-bottom: 1px solid #333;
}

.navbar-brand {
    font-family: var(--font-title);
    font-weight: 700;
    color: var(--accent-color);
    letter-spacing: 1px;
}

.navbar-brand:hover {
    color: var(--accent-color2);
}

.page-header {
    text-align: center;
    margin: 100px 0 30px 0; /* Üst kısmı 100px olarak artırdım */
    font-size: 48px;
    font-family: var(--font-title);
    color: var(--accent-color);
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
    animation: fadeInDown 1s ease-in-out;
}

.page-header::after {
    content: '';
    width: 100px;
    height: 3px;
    background: var(--accent-color2);
    display: block;
    margin: 15px auto 0 auto;
    border-radius: 2px;
}

@keyframes fadeInDown {
    0% {opacity: 0; transform: translateY(-20px);}  
    100% {opacity: 1; transform: translateY(0);}    
}

.main-container {
    background: var(--container-bg);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(255,0,128,0.4);
    margin-bottom: 30px;
    animation: fadeInUp 1s ease-in-out;
}

@keyframes fadeInUp {
    0% {opacity: 0; transform: translateY(20px);}   
    100% {opacity: 1; transform: translateY(0);}    
}

.login-header {
    text-align: center;
    margin-bottom: 25px;
    font-size: 24px;
    color: var(--accent-color);
    font-family: var(--font-title);
    text-transform: uppercase;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #b0b0b0;
    font-size: 14px;
}

.form-input {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 20px;
    border: none;
    border-radius: 8px;
    background: #252540;
    color: #fff;
    font-size: 16px;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.form-input:focus {
    outline: none;
    background: #35355a;
    box-shadow: 0 0 10px var(--accent-color2);
}

.form-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--accent-color2) 100%);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    transition: transform 0.3s ease, box-shadow 0.3s;
    position: relative;
}

.form-submit:hover {
    transform: scale(1.03);
    box-shadow: 0 0 15px var(--accent-glow);
}

.green-message {
    text-align: center;
    margin-top: 10px;
    color: var(--success-color);
    font-weight: 500;
}

.red-message {
    text-align: center;
    margin-top: 10px;
    color: var(--error-color);
    font-weight: 500;
}

.license-container {
    margin-top: 60px;
}

.license-header {
    text-align: center;
    margin-bottom: 30px;
    font-size: 32px;
    color: var(--accent-color2);
    font-family: var(--font-title);
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
}

.license-header::after {
    content: '';
    width: 70px;
    height: 2px;
    background-color: var(--accent-color);
    display: block;
    margin: 8px auto 0 auto;
    border-radius: 2px;
}

.table-container, .table-container2 {
    background-color: var(--container-bg);
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0,247,255,0.4);
    padding: 25px;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-in-out;
}

table {
    width: 100%;
    color: #ffffff;
    font-size: 14px;
    border-collapse: collapse;
}

th, td {
    text-align: center;
    padding: 15px;
    border-bottom: 1px solid #3a3a5a;
}

th {
    background: #1c1c33;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--accent-color2);
}

tr:nth-child(even) {
    background: #212144;
}

tr:hover {
    background: #2a2a5a;
}

/* --- Güncellenen ve Eklenen Stil Kuralları --- */

/* 1. Genel Buton Stilleri */
.btn {
    border-radius: 5px;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    transition: transform 0.2s, box-shadow 0.3s;
    margin: 2px;
    cursor: pointer;
}

/* 2. Buton Varyantları */

/* .btn-danger */
.btn-danger {
    background: #d32f2f;
    color: #ffffff;
}

.btn-danger:hover {
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(211,47,47,0.6);
}

/* .btn-warning */
.btn-warning {
    background: #ffa000;
    color: #000000;
}

.btn-warning:hover {
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(255,160,0,0.6);
}

/* .btn-success */
.btn-success {
    background: #388e3c;
    color: #ffffff;
}

.btn-success:hover {
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(56,142,60,0.6);
}

/* .btn-secondary */
.btn-secondary {
    background: #6c757d;
    color: #ffffff;
    border-radius: 5px;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
}

.btn-secondary:hover {
    background: #5a6268;
    transform: scale(1.05);
    box-shadow: 0 0 10px rgba(90, 98, 104, 0.6);
}

/* 3. Küçük Butonlar (.btn-sm) */
.btn-sm {
    padding: 8px 12px;
    font-size: 14px;
    border-radius: 5px;
}

/* 4. Applications Sayfasındaki Metin Rengi */
.main-content table td,
.main-content table th {
    color: #ffffff;
}

/* 5. Responsive Düzenlemeler */
@media (max-width: 992px) {
    .page-header {
        font-size: 36px;
    }

    .license-header {
        font-size: 26px;
    }
}

@media (max-width: 576px) {
    .form-submit, .btn-danger, .btn-warning, .btn-success, .btn-secondary {
        font-size: 12px;
        padding: 6px 8px;
    }

    th, td {
        font-size: 12px;
        padding: 8px;
    }
}

/* Footer */
.footer {
    text-align: center;
    color: #666;
    font-size: 14px;
    padding: 20px;
    margin-top: 40px;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #111;
}
::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color2);
}

/* Tooltip Colors */
.tooltip-inner {
    background: var(--accent-color);
    color: #fff;
    font-weight: 500;
}
.tooltip.bs-tooltip-top .arrow::before {
    border-top-color: var(--accent-color);
}