* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Plus Jakarta Sans', sans-serif; }

body {
    background-color: #030712;
    color: #f1f5f9;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
}

.space-bg {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 50% -20%, #064e3b 0%, #090d16 50%, #030712 100%);
    z-index: -1;
}

.panel {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 128, 0.25);
    padding: 35px;
    border-radius: 20px;
    width: 480px;
    text-align: center;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 30px rgba(0, 255, 128, 0.1);
    margin: 20px;
}

.geniş-panel { width: 650px; }

h1 { font-size: 22px; font-weight: 800; color: #ffffff; letter-spacing: -0.5px; margin-bottom: 10px; }
h3 { font-size: 14px; color: #94a3b8; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px; }

input[type="password"], select {
    background-color: rgba(0, 0, 0, 0.7);
    color: #00ff88;
    border: 1px solid rgba(0, 255, 128, 0.35);
    padding: 14px;
    width: 100%;
    margin-bottom: 15px;
    border-radius: 10px;
    font-size: 15px;
    outline: none;
    transition: all 0.3s;
}

input:focus, select:focus {
    border-color: #00ff88;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

button {
    background: linear-gradient(135deg, #00ff88 0%, #059669 100%);
    color: #030712;
    border: none;
    padding: 12px 24px;
    font-weight: 800;
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.3s ease;
    width: 100%;
    font-size: 14px;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.5);
    color: #ffffff;
}

.btn-grup { display: flex; gap: 10px; margin-top: 10px; }
.btn-grup button { flex: 1; padding: 10px; font-size: 12px; }

.btn-mavi { background: linear-gradient(135deg, #38bdf8, #0284c7); color: #fff; }
.btn-kirmizi { background: linear-gradient(135deg, #ef4444, #991b1b); color: #fff; }
.btn-turuncu { background: linear-gradient(135deg, #f97316, #c2410c); color: #fff; }
.btn-mor { background: linear-gradient(135deg, #a855f7, #6b21a8); color: #fff; }

.top-nav-bar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
nav a { color: #00ff88; text-decoration: none; font-weight: 700; font-size: 13px; margin: 0 5px; }
nav a:hover { color: #ffffff; text-decoration: underline; }

.geri-link { display: block; text-align: left; color: #00ff88; font-size: 12px; text-decoration: none; margin-bottom: 15px; font-weight: 700; }
.tag { display: inline-block; font-size: 10px; background: rgba(0,255,136,0.1); border: 1px solid rgba(0,255,136,0.3); color: #00ff88; padding: 4px 12px; border-radius: 20px; margin-bottom: 12px; font-weight: 800; text-transform: uppercase; }

.ayar-cizgi { border: 0; height: 1px; background: rgba(255,255,255,0.08); margin: 20px 0; }
.modul-kutu { background: rgba(0, 0, 0, 0.25); border: 1px solid rgba(255, 255, 255, 0.05); padding: 20px; border-radius: 14px; margin-bottom: 20px; }

.durum-kutusu {
    padding: 15px;
    margin: 10px 0;
    font-size: 15px;
    font-weight: 800;
    border-radius: 10px;
    border: 2px dashed;
    letter-spacing: 0.5px;
}

.kirmizi { border-color: #ef4444; color: #ef4444; background: rgba(239, 68, 68, 0.05); }
.mavi { border-color: #38bdf8; color: #38bdf8; background: rgba(56, 189, 248, 0.05); box-shadow: 0 0 15px rgba(56, 189, 248, 0.15); }
.turuncu { border-color: #f97316; color: #f97316; background: rgba(249, 115, 22, 0.05); box-shadow: 0 0 15px rgba(249, 115, 22, 0.15); }
.mor { border-color: #a855f7; color: #a855f7; background: rgba(168, 85, 247, 0.05); box-shadow: 0 0 15px rgba(168, 85, 247, 0.15); }

.uyari-mesaji { margin-top: 15px; font-weight: 700; font-size: 13px; min-height: 20px; }
.fade-in { animation: fadeIn 0.5s ease-in-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }