/* ===== Global Reset ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===== Body ===== */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: radial-gradient(circle at top left, #0f2027, #203a43, #2c5364);
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px;
    line-height: 1.6;
}

/* ===== Container ===== */
.box {
    max-width: 750px;
    width: 100%;
    margin: 20px auto;
    background: rgba(15, 15, 15, 0.95);
    padding: 35px;
    border-radius: 20px;
    box-shadow: 0 0 35px rgba(0, 255, 200, 0.4), inset 0 0 25px rgba(0, 255, 200, 0.05);
    animation: fadeIn 1s ease-in;
    backdrop-filter: blur(6px);
}

/* ===== Headings ===== */
h1, h2 {
    color: #00ffd5;
    text-align: center;
    text-shadow: 0 0 12px #00ffaa, 0 0 30px rgba(0,255,200,0.5);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

/* ===== Links ===== */
a {
    color: #66ccff;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}
a:hover {
    color: #00ffff;
    text-shadow: 0 0 10px #00ffff, 0 0 25px #00ffff;
}

/* ===== Inputs & Buttons ===== */
input, button {
    display: block;
    width: 100%;
    padding: 12px 14px;
    margin: 10px 0;
    border-radius: 8px;
    border: none;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
}

/* Inputs */
input {
    background: #1c1c1c;
    color: #fff;
    border: 1px solid #444;
}
input:focus {
    border-color: #00ffcc;
    box-shadow: 0 0 12px #00ffaa;
}

/* Buttons */
button {
    background: linear-gradient(90deg, #ffcc00, #ff8800);
    color: #111;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(255, 136, 0, 0.6);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
button:hover {
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 0 15px #ff8800, 0 0 25px rgba(255, 136, 0, 0.6);
}

/* ===== Tables ===== */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 25px;
    border-radius: 10px;
    overflow: hidden;
}
th, td {
    border: 1px solid #333;
    padding: 14px;
    text-align: center;
}
th {
    background: linear-gradient(90deg, #003333, #004d4d);
    color: #00ffcc;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 14px;
}
tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.03);
}
tr:hover {
    background: rgba(0, 255, 200, 0.08);
}

/* ===== Sensitive Info ===== */
.sensitive {
    margin-top: 20px;
    padding: 18px;
    border-radius: 12px;
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid #ff4d4d;
    color: #ff9999;
    font-family: monospace;
    box-shadow: 0 0 10px rgba(255, 50, 50, 0.4);
}

/* ===== Solved Badge ===== */
.solved {
    display: inline-block;
    background: #00cc66;
    color: #fff;
    font-weight: bold;
    padding: 4px 12px;
    border-radius: 12px;
    margin-left: 8px;
    box-shadow: 0 0 12px #00cc66, 0 0 20px rgba(0,204,102,0.5);
    font-size: 13px;
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-15px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}