body {
    background: #050814;
}

/* ================= AUTH ================= */
.rk-auth-wrapper {
    max-width: 420px;
    margin: 60px auto;
    padding: 25px;
}

.rk-auth-box {
    background: linear-gradient(160deg, #0a1022, #050814);
    padding: 30px;
    border-radius: 18px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.8);
}

.rk-auth-box h2 {
    color: #ffffff;
    text-align: center;
    margin-bottom: 20px;
}

.rk-auth-box input {
    width: 100%;
    padding: 14px;
    margin-bottom: 14px;
    background: #000;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 10px;
    color: #fff;
}

.rk-auth-box input::placeholder {
    color: #9aa4c7;
}

.rk-auth-box button {
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, #00ffa6, #00c97a);
    font-weight: 700;
    cursor: pointer;
}

.rk-auth-switch {
    margin-top: 18px;
    text-align: center;
    color: #ffffff;
    font-size: 14px;
}

.rk-auth-switch span {
    color: #00ffa6;
    cursor: pointer;
    font-weight: 600;
}

/* ================= DASHBOARD ================= */
.rk-dashboard {
    max-width: 1000px;
    margin: 40px auto;
    background: linear-gradient(145deg, #060b17, #0c1325);
    padding: 40px;
    border-radius: 20px;
    color: #ffffff;
}

.rk-dashboard h2 {
    color: #ffffff;
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 25px;
}

.rk-cards {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.rk-card {
    flex: 1;
    background: #0b1228;
    padding: 25px;
    border-radius: 16px;
}

.rk-card h3 {
    color: #00ffa6;
    font-size: 24px;
}

#rkMineBtn {
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    background: #555;
    color: #fff;
    border: none;
    font-weight: 600;
}

#rkMineBtn:not(:disabled) {
    background: linear-gradient(135deg, #00ffa6, #00c97a);
    color: #002014;
}

.rk-timer {
    margin-top: 12px;
    color: #ffcc00;
}

.rk-note {
    margin-top: 20px;
    opacity: 0.8;
}

.rk-logout {
    display: inline-block;
    margin-top: 25px;
    color: #00ffa6;
}

/* GRAPH */
.rk-graph-section {
    margin-top: 35px;
    padding: 25px;
    background: linear-gradient(160deg, #0a1022, #050814);
    border-radius: 16px;
}

.rk-graph-section h3 {
    color: #ffffff;
    margin-bottom: 15px;
}

/* MOBILE */
@media (max-width: 480px) {
    .rk-cards {
        flex-direction: column;
    }
}

/* REFER & EARN */
.rk-referral {
    margin-top: 30px;
    padding: 25px;
    background: linear-gradient(160deg, #0a1022, #050814);
    border-radius: 16px;
}

.rk-referral h3 {
    color: #ffffff;
    margin-bottom: 10px;
}

.rk-referral p {
    margin-bottom: 12px;
    color: #ccc;
}

.rk-referral input {
    width: 100%;
    padding: 12px;
    background: #000;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 10px;
    color: #00ffa6;
    cursor: pointer;
}